JP4860376B2 - Device for capturing exhaust gas in parking lots - Google Patents

Description

  The present invention makes it possible to easily install an apparatus for effectively capturing various exhaust gases generated from an automobile parked in a parking lot with a simple configuration.

  When parking a car in the parking lot and taking the car in and out, along with car maintenance / inspection, etc., it is recognized that unforeseen harmful exhaust gas may be generated due to low speed driving or idle driving, etc. In addition, a large amount of heated air is generated along with the exhaust gas, and various inconveniences are caused in the vicinity of the parking facility along with noise caused by engine swallowing.

  From this point, an exhaust gas processing machine equipped with a purifying material capable of decomposing or absorbing exhaust gas passing through a processing machine main body arranged opposite to an exhaust gas exhaust port of an automobile or the like is, for example, a processing machine main body. An inflow hole communicating with the space formed in the interior of the interior of the vehicle is formed at a position substantially opposite to an exhaust gas exhaust port of an automobile or the like, and a part of the processor body decomposes the inflowed exhaust gas or There has been proposed an exhaust gas processing machine formed of a purification material that can be absorbed and flowed out (for example, Patent Document 1).

Japanese Utility Model Publication No. 6-12709

  In the exhaust gas processing machine for automobiles shown in Patent Document 1, since the processing machine main body is always in an upright state, the ratio of the processing machine main body to the space in the parking lot is high. There were inconveniences that interfered with passengers' entry / exit operations, car maintenance / inspection operations, and various operations using the parking lot.

  Further, the exhaust gas processing machine provided in the standing state in the parking lot is easy to be bulky because it has a fall prevention structure, and is often located behind the parked car, Since the rear space and the external space are configured to be blocked, the flow of air on the parking vehicle rear side is often hindered, and there is a problem that becomes a big bottleneck in parking lot ventilation.

  In view of such a point, in the present invention, the filter means can stand up and perform its function only when the automobile is parked in the parking lot, so that the parking space can be used with good appearance and efficiency. Another object of the present invention is to provide an exhaust gas trapping device in a parking lot that includes a parking lot space that has an excellent use of a parking lot space in which no automobile is parked and a ventilation function that is excellent.

In order to solve the above-mentioned problems, the present invention provides a boarding plate for a rear wheel of an automobile to be parked, and filter means provided behind the boarding plate and pivotably supported on the lower side so as to be raised and lowered. With
One end of an operation lever pivoted on the floor side and directed upward is pivotally supported on the rear end side of the boarding plate, and the front end side is guided to be movable to the parking lot floor. The rear end side of the boarding plate is pushed upward, and the other end side is pivotally supported on one end side of a connecting bar pivotally supported by the filter means,
When the rear wheel of the automobile is put on the boarding plate and the rear end side of the boarding plate is pushed downward, the filter means is rotated in the standing direction so as to block the rear of the parked automobile. As an exhaust gas trapping device in a parking lot characterized by the above.

  In the exhaust gas trapping device configured as described above, when the vehicle to be parked is placed on the boarding plate provided in the parking lot, the filter means is erected, and the parked vehicle is taken in and out and inspected.・ Exhaust gas associated with maintenance and emptying can be effectively captured by the standing filter.

  Further, in the exhaust gas trapping device in such a parking lot, when the automobile is not parked with respect to the parking facility, the filter means that is the exhaust gas trapping means is overturned and is neat. The parking space can be configured as a parking space that can perform various operations and can be conveniently ventilated.

  In addition, the exhaust gas trapping device in such a parking lot has a simple configuration and can be installed at a relatively low cost, and the exhaust gas trapping device can be easily installed in existing parking facilities. Can be installed.

  Next, in the exhaust gas trapping apparatus in the parking lot according to the above configuration, in the trapping apparatus biased in the direction of tilting the filter means backward, the parking device When the vehicle is not parked in the facility, the filter means can be maintained in a prone state, and a clear parking facility space can be created, and an efficient ventilation structure can be provided to the parking facility. In addition, with the biasing of the filter means, the rear end side of the boarding plate can be smoothly and reliably lifted by the operation lever.

  Further, in the exhaust gas trapping device in the parking lot according to the above configuration, the boarding plate is configured such that the guide piece provided with the guide portion having the roll in the guide groove is pivotally supported on the front end side, By placing the vehicle on the boarding plate, the boarding plate is pivotally supported by the operation lever at the rear end side, and follows the depression toward the front side of the operation lever so that the guide piece moves forward. The vehicle is gradually pushed downward while being moved toward the ground, and is brought into a convenient grounding state, so that a stable car parking surface can be configured.

  Further, in the exhaust gas trapping apparatus in the parking lot according to the above configuration, in the exhaust gas trapping apparatus configured with the filter means that is provided so as to be replaceable with a filter mounting frame and the filter mounting frame. By appropriately replacing the filter body in the filter means whose capture function has deteriorated with use, the exhaust gas can always be maintained in a state where it can be captured efficiently.

  Easily install an exhaust gas capture device with a simple configuration and high capture efficiency in the parking space of a car, and when the car is not parked, it is effectively used as a clean parking space It has a feature that can provide an exhaust gas capturing device in a parking lot that can be provided at low cost.

  Hereinafter, based on FIGS. 1-8, the exhaust-gas capture | acquisition apparatus A in the parking lot B which concerns on the best form for implementing this invention is demonstrated.

  Here, FIG. 1 shows an exhaust gas trapping device A in a typical parking lot B according to the best mode for carrying out the invention when viewed from obliquely above, and FIG. 2 shows this from the side. 3 shows a state in which the rear wheel of the vehicle is put on the entry plate when viewed from the side, and FIG. 4 shows the exhaust gas capturing device A in the parking lot B as viewed from above. FIG. 5 shows a state in which the filter mounting frame 31 and the filter body 32 in the filter means 30 used in the exhaust gas trapping apparatus A are separated, and FIG. 6 further shows a holding frame 32 ″ constituting the filter body 32. A state where the filter medium 32 'is separated is shown as viewed from obliquely above, and in Fig. 7, the filter body 32 is shown in a cross-sectional view as viewed from the side. 10 shows a cross section of the guide groove 13 and shows the boarding plate 10 side.

The exhaust gas trapping apparatus A in the parking lot B according to the present invention is located on the rear plate Ca of the rear wheel Ca of the car C to be parked, and can be raised and lowered by being pivotally supported on the lower side. And filter means 30 provided in the
One end side (the front bar 20a in the illustrated example) of the operating lever 20 pivoted on the floor Ba side and directed upward is pivotally supported on the rear end side 10 "of the boarding plate 10. Thus, the rear end side 10 ″ of the boarding plate 10 guided so that the front end side 10 ′ can move to the floor surface of the parking lot B can be moved in the vertical direction. Further, the other end side (rear bar 20b in the illustrated example) of the operation lever 20 is pivotally supported by a connecting bar 29 pivotally supported by the filter means 30 at one end side. , The rear end side 10 ″ of the boarding plate 10 is pushed upward by the rotation of the operation lever 20, and the rear wheel Ca of the car C is pushed onto the boarding plate 10. When the rear end side 10 ″ of the boarding plate 10 that is lifted upward is pushed down, the operation lever 20 rotates to rotate the filter means 30 upright, It is comprised so that the back of the motor vehicle C to park may be plugged up.

  Here, the parking lot B provided with the exhaust gas capturing device A may be a parking lot provided in any place as long as it can be used for parking of the automobile C, and is provided indoors. It may be a parking lot that is provided outdoors or a parking lot that is provided outdoors. Moreover, even if it is a parking lot provided with the parking facility of the some motor vehicle C, the parking lot provided with the parking facility of the single motor vehicle C may be sufficient. For example, it may be a parking lot with a business parking facility or a parking lot with a personal parking facility.

  Usually, most of the exhaust gas is carbon dioxide generated by combustion of gasoline etc. and various chemical reactions, etc., but it is carbon monoxide, hydrocarbon, nitrogen oxide or suspended particulate matter, and also a trace amount Contains harmful substances such as sulfur oxides, which have various adverse effects on the human body, animals, plants, etc., as well as the deterioration and fouling of facilities. is needed. In particular, in the parking lot B that is installed so as to exhaust toward the adjacent land side, it is caused by the generation of exhaust gas by driving the engine in a low speed state or a stopped state, hot air during exhaust, exhaust sound, etc. It is easy to cause damage to the adjacent land, and countermeasures are required.

  In addition, the boarding plate 10 of the rear wheel Ca of the car C is pushed down by the boarding of the rear wheel Ca, and the filter means 30 follows the push-down operation of the boarding plate 10 so that the filter means 30 is attached to the parking car C. Any material can be used as long as it can be rotated in a standing direction so as to block the rear, and any form may be used. For example, the boarding plate 10 may be rotated in a direction in which the filter means 30 is erected by boarding only one side of the rear wheel Ca of the parked automobile C. Further, the boarding plate 10 is prepared corresponding to each of the rear wheels Ca of the car C to be parked, and is separately linked to the two boarding plates 10 and 10 pushed down by the rear wheels Ca. Even if each of the filter means 30 is rotated in the standing direction, the one filter means 30 is rotated in the standing direction by pushing down the two boarding plates 10. May be. Further, the boarding plate 10 may be configured as a single boarding plate 10, and the two rear wheels Ca of the parked automobile C may be put on the boarding plate 10.

  Further, the filter means 30 that is pivotably supported on the lower side of the standing portion and can be raised and lowered is configured to be able to stand up in conjunction with the boarding plate 10 so as to block the rear space of the parked vehicle C in the parking lot B. As long as the exhaust gas can be captured, the exhaust gas may be made of any material and may be configured in any form.

  The filter body 32 constituting the filter means 30 is preferably configured to allow the exhaust gas to pass under a moderate fluid resistance, and the exhaust gas discharged from the automobile C parked in the parking lot B can be exhausted. Any material can be used as long as it can effectively capture harmful substances contained in the exhaust gas while being introduced into the filter body 32 and sent out from the filter body 32. However, it may be configured in any form.

  The filter body 32 is, for example, a substance that physically captures harmful substances contained in the exhaust gas, such as activated carbon or zeolite, or chemically treats them. Furthermore, it may be configured to have both a chemical filter function and a physical filter function. In view of the peculiarity of the exhaust gas, the filter body 32 is configured such that, for example, a filter having a chemical filter function and a filter having a physical filter function are stacked in an arbitrary combination. Also good.

  In the exhaust gas trapping apparatus A configured as described above, when the parking target vehicle C is put on the boarding plate 10 provided in the parking lot B, the filter means 30 is erected, and the parked vehicle. The standing filter means 30 can effectively capture the exhaust gas that accompanies the entry / exit of C, inspection / maintenance, and emptying.

  Further, in the exhaust gas capturing device A in the parking lot B, when the automobile C is not parked with respect to the parking facility, the filter means 30 that is an exhaust gas capturing means is tilted down. It can be a clean parking space, a parking space B where various operations can be performed, and a parking space B that can be conveniently ventilated.

  In addition, the exhaust gas capturing device A in the parking lot B has a simple configuration and can be installed at a relatively low cost. Also, the exhaust gas capturing device can be installed in an existing parking facility. A can be easily installed.

  Next, in the trapping apparatus A for the exhaust gas in the parking lot B according to the above configuration, the trapping apparatus A that is biased in a direction to tilt the filter means 30 backward is combined with the above features. When the vehicle C is not parked in the parking facility, the filter means 30 is maintained in a prone state, and a clear parking facility space can be created, and an efficient ventilation structure is provided to the parking facility. be able to. Further, the rear end side 10 ″ of the boarding plate 10 can be smoothly and reliably lifted up by the operation lever 20 in accordance with the biasing of the filter means 30.

  Further, in the exhaust gas trapping apparatus A in the parking lot B according to the above configuration, the boarding plate 10 and the guide piece 11 having the guide portion 12 having the guide roll 12a in the guide groove 13 are arranged on the front end side 10 ′. By adopting a pivotal configuration, the vehicle C is placed on the boarding plate 10 so that the boarding plate 10 is pivotally supported by the operating lever 20 on the rear end side 10 ″. Following the depression toward the front side, the guide piece 11 is moved forward in the guide groove 13 and gradually pushed downward to be brought into a grounded state, thereby forming a stable parking surface of the car C. can do.

  Further, in the exhaust gas trapping apparatus A in the parking lot B according to the above configuration, the filter means 30 is configured by a filter mounting frame 31 and a filter body 32 that can be replaced with the filter mounting frame 31. The exhaust gas trapping apparatus A can be maintained as a trapping apparatus A that can always efficiently trap exhaust gas by replacing only the filter body 32 in the filter means 30 whose trapping function has deteriorated with use.

  Furthermore, the exhaust gas trapping apparatus A in the parking lot B according to the illustrated example will be specifically described.

The exhaust gas trapping device A in the parking lot B according to the illustrated example is a boarding plate 10 for a rear wheel Ca of a car C to be parked, and is located behind the boarding plate 10 and pivoted on the lower side to undulate. A filter means 30 which is provided as possible,
One end side of the operating lever 20 pivoted on the floor Ba side and pivoted upward is pivotally supported on the rear end side 10 ″ of the boarding plate 10 and the front end side 10 ′ is placed on the parking lot B. A connecting bar which pushes up the rear end side 10 ″ of the boarding plate 10 movably guided to the floor surface and is pivotally supported at one end side by the filter means 30 at the other end side of the operating lever 20. It ’s pivoted to 29,
When the rear wheel Ca of the automobile C is put on the boarding plate 10 and the rear end side 10 ″ of the boarding plate 10 is pushed downward, the filter means 30 is rotated in the upright direction to park the automobile C parked. It is configured to close the back.

  The exhaust gas trapping device A provided in the parking lot B includes a pair of boarding plates 10 and 10 that receive the respective rear wheels Ca of the automobile C, and is connected to the boarding plate 10 by an operation lever 20 and a connecting bar 29 to undulate. The filter means 30 is provided.

  The boarding plate 10 provided in the parking lot B is used when the rear wheel Ca of the parked vehicle C in the parking lot B is moved toward the parking stop position. The rear end side 10 ″ is provided at a position where it can be pushed downward by the rear wheel Ca moved to the front side. Specifically, the rear end side 10 ″ of the boarding plate 10 is positioned in front of the vehicle stop Bb. The filter means 30 is provided so as to be positioned behind the vehicle stop Bb.

  The boarding plate 10 is configured to have a strength that can withstand the load of the automobile C to be received, and can be formed of a steel plate or the like provided with a reinforcing rib, a reinforcing frame, or the like. Further, the boarding plate 10 is provided with appropriate anti-slip means 10c, for example, a plurality of short ridges in a direction perpendicular to the moving direction of the rear wheel Ca so that the rear wheel Ca can enter and run conveniently. As a configuration.

  Such a boarding plate 10 pivotally supports guide pieces 11 and 11 on a front end side 10 ′ thereof, that is, on both side end portions on the side where the rear wheel Ca of the automobile C enters and exits so as to be rotatable about a shaft 14, respectively. The front end side 10 ′ is guided by a pair of guide grooves 13 and 13 for receiving the guide portion 12 in each guide piece 11.

  Guide grooves 13 and 13 for guiding the guide pieces 11 and 11 provided on both side portions on the front end side 10 ′ of the boarding plate 10 are provided in parallel to the longitudinal direction of the car C to be parked, and each rear wheel Ca. Guide grooves 13 and 13 are provided so as to form a pair for each boarding plate 10, and four guide grooves 13 are provided for convenience so that the front end side 10 ′ of the boarding plate 10 can be smoothly placed on the floor of the parking lot B. It can be moved along.

  The guide groove 13 provided in the floor portion Ba of the parking lot B stands up along a flat groove bottom 13a and a longitudinal edge on the width side of the groove bottom 13a so as to have a rectangular space in cross section. Parallel side walls 13b, 13b and inner flanges 13c projecting from the upper ends of the side walls 13b toward each other at right angles are configured, and the rotation axis is the longitudinal direction of the guide groove 13 A guide portion 12 in which a pair of rolls 12a is rotatably assembled in a direction orthogonal to the width of the guide groove 13, that is, in the width direction of the guide groove 13, is housed in the guide groove 13, and the guide having the guide portion 12 is provided. A piece 11 is provided so as to protrude from between the inner flanges 13c, 13c to the outside of the guide groove 13, and bearing portions 10a provided on both side portions on the front end side 10 ′ of the boarding plate 10 are provided with the gears 10a. It is assembled to be rotatable in de piece 11 in the shaft 14.

  The front end side 10 ′ of the boarding plate 10 configured in this way is translated in the guide groove 13, and the rear end side 10 ″ of the boarding plate 10 can be raised and lowered smoothly and stably.

  Bearing portions 10b are integrally provided on both side portions on the rear end side 10 ″ of the boarding plate 10, and one end of an operating lever 20 that is bent like a letter with respect to the bearing portion 10b on the outer side of the bearing portions 10b, 10b. The front bar 20a of the operation lever 20 is assembled to the side, that is, the shaft 24 so as to be rotatable, and the guide bar 34 is attached to the bearing portion 10b on the inner side, that is, the side adjacent to each other of the pair of boarding plates 10. It is assembled so that it can rotate.

  The operating lever 20 is rotatable about a shaft projection 25 on a bearing projection 22 provided on the base plate 21 so that the front bar 20a and the rear bar 20b protrude upward from the bent portion. An operation lever 20 is connected to a bearing portion 10b provided outside the rear end side 10 ″ of the boarding plate 10. The bearing portions on the side of the boarding plate 10 adjacent to each other. 10b, a guide bar 34 rotatably attached to a bearing projection 35 provided on the floor portion Ba of the parking lot B is rotatably attached to the shaft 25, and the guide bar 34 is attached to the front side. The operation levers 20 and 20 provided on the outer side of each boarding plate 10 are configured in the same size and shape as the bar 20a, and the boarding The guide bars 34, 34 provided on the sides adjacent to each other of the plate 10 can stably move the rear end side 10 ″ in the vertical direction while keeping the boarding plate 10 parallel on the width side. is there.

  The base plate 21 used for assembling the operation plate 20 is configured in a rectangular shape provided in the floor portion Ba of the parking lot B so as to be parallel to the longitudinal direction of the parked vehicle C, and the front portion thereof. The bearing protrusion 22 is provided in a standing state on the side, and the bearing protrusion 23 is provided in a standing state on the rear side.

  The filter means 30 constituting the exhaust gas trapping apparatus A can be rotated by a shaft 28 with respect to a bearing protrusion 23 on the rear side of the base plate 21 at a bearing portion 31g provided on the lower side of the filter means 30. It is assembled.

  The filter means 30 is typically configured to include a filter mounting frame 31 and a filter body 32 that is replaceably mounted on the filter mounting frame 31.

  The filter mounting frame 31 includes the filter body 32 in the filter mounting frame 31, and can conveniently receive and take in the combustion gas discharged from the parked automobile C behind the parked automobile C. It is set as the structure provided with the magnitude | size which can block the back of the said parked vehicle C so that the said combustion gas can be captured conveniently at a position.

  The filter mounting frame 31 according to the illustrated example is a rectangular horizontally long board-like body, and a plurality of window holes 31a penetrating in the thickness direction are provided on the longitudinal side. Then, along the upper edge of each window hole 31a, the flesh of the surface on the boarding plate 10 side of the filter mounting frame 31 is scraped off to form a thin upper back plate portion 31d. A drop groove 31b having a surface continuous with the scraping side surface as a groove side surface is provided from the upper end side of the filter mounting frame 31 along both sides of the window hole 31a, and further along the lower edge of the window hole 31a. Thus, a bottom groove 31c is provided which is continuous with the drop grooves 31b and 31b.

  Further, a backing plate 31e is provided on the back side of the upper back plate portion 31d, and the upper back plate portion 31d which has been cut off and thinned is reinforced and the filter mounting frame 31 is tilted backward. It is designed to function as a grounding corresponding part when grounded.

  Further, a leg portion 31f is provided on the lower side of the filter mounting frame 31, and a shaft 28 is inserted into the bearing portion 31g provided at the lower end portion of the leg portion 31f and the bearing projection 23 so that the filter is attached. The mounting frame 31 is assembled to the bearing projection 23 so as to turn up and down.

  In addition, a bearing projection 31h is provided on the lower side of the filter mounting frame 31 on the boarding plate 10 side, and a shaft 27 is provided so that one end side of the connecting bar 29 can be rotated to a bearing portion 31k provided in the bearing projection 31h. The other end side of the connecting bar 29 is assembled to the rear bar 20b of the operation lever 20 so as to be rotatable by a shaft 26.

  The loading plate 10 and the filter mounting frame 31 connected by the operation lever 20 and the connecting bar 29 are the rear end of the loading plate 10 in a state where the filter mounting frame 31 is brought down on the floor portion Ba of the parking lot B. The side 10 ″ is lifted slightly upward by the operation lever 20, and when the rear wheel Ca of the parked automobile C is put on the boarding plate 10, the guide piece 11 on the front end side 10 ′ of the boarding plate 10 is guided. The moving plate 10 is guided forward by the groove 13 to bring the boarding plate 10 into a grounded state on the floor Ba of the parking lot B, and the filter mounting frame 31 stands on the bearing projection 23 and parks in the parking lot B. The rear of the automobile C to be used is configured to be closed with the filter mounting frame 31.

  The filter mounting frame 31 constituting the filter means 30 is always urged by a torsion coil spring 33 in such a direction that the filter mounting frame 31 is tilted toward the floor portion Ba of the parking lot B.

  The filter body 32, which is replaceably mounted on the filter mounting frame 31 having such a configuration, is configured so that the compression flange portion 32'a on the periphery of the filter body 32'a is closed in the filter mounting frame 31 and the bottom so as to close the window hole 31a. The filter means 30 is configured by being inserted along the surface of the upper back plate portion 31d so as to be inserted into the groove 31c.

  The filter body 32 according to the illustrated example receives the exhaust gas discharged from the parked automobile C, and allows the harmful substance contained in the exhaust gas to pass through while being physically and chemically captured. And a holding frame 32 ″ for holding the filter medium 32 ′.

  The holding frame 32 ″ used for retaining the shape of the filter medium 32 ′ includes a rectangular peripheral frame portion 32 ″ a and a plurality of window holes 32 ″ d by appropriately dividing the peripheral frame portion 32 ″ a. The reinforcing frame piece 32 ″ b and a folding piece 32 ″ c for assembling the filter medium 32 ′ attached to the peripheral frame portion 32 ″ a to the holding frame 32 ″ are provided.

  The filter body 32 having such a configuration is mounted on the filter mounting frame 31 to form the filter means 30, capturing harmful substances contained in the exhaust gas discharged from the parked vehicle C, In particular, the space environment on the rear side of the parked vehicle C is improved. Further, when the harmful substance capturing function of the used filter medium 32 ′ is deteriorated, the harmful substances contained in the exhaust gas can be continuously captured by replacing the filter body 32.

  In the exhaust gas capturing apparatus A, when the parked vehicle C is not present, the filter means 30 can be brought down to the grounded state by the urging of the torsion coil spring 33, and the air permeability in the parking facility can be obtained. Will not be damaged. In addition, there is no landscape discomfort associated with the filter means 30 being erected.

  Further, the exhaust gas trapping device A does not require a large-scale construction such as excavation work, and can be easily installed on the floor portion Ba of the parking lot B, and has the advantage that the equipment cost is reduced. Have.

Perspective view of exhaust gas capture device in a typical parking lot Side view showing a cross section of the main part of the trapping device as seen from the side The side view which cuts and shows the principal part which shows the other usage form from the side Plan view Part perspective view of the filter means Parts perspective view of the filter body Sectional view 4 is a cross-sectional view of main parts taken along line YY in FIG.

Explanation of symbols

A exhaust gas capture device B parking lot Ba floor C car Ca rear wheel 10 boarding plate 10 'front end side 10 "rear end side 20 operation lever 20a front side bar 20b rear side bar 29 connecting bar 30 filter means 31 filter mounting frame 32 Filter body

Claims (4)

A parking plate for a rear wheel of a car to be parked, and filter means provided behind the boarding plate and pivotally supported on the lower side so as to be able to undulate,
One end of an operation lever pivoted on the floor side and directed upward is pivotally supported on the rear end side of the boarding plate, and the front end side is guided to be movable to the parking lot floor. The rear end side of the boarding plate is pushed upward, and the other end side is pivotally supported on one end side of a connecting bar pivotally supported by the filter means,
When the rear wheel of the automobile is put on the boarding plate and the rear end side of the boarding plate is pushed downward, the filter means is rotated in the standing direction so as to block the rear of the parked automobile. An exhaust gas trapping device in a parking lot characterized by the above.   The exhaust gas trapping device in a parking lot according to claim 1, wherein the filter means is biased in a direction in which the filter means is tilted backward.   3. The trapping of exhaust gas in a parking lot according to claim 1, wherein the boarding plate pivotally supports a guide piece having a guide portion having a roll in a guide groove on the front end side. apparatus.   4. The exhaust gas trapping in a parking lot according to claim 1, wherein the filter means comprises a filter mounting frame and a filter body that can be replaced by the filter mounting frame. apparatus.

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