JP4056460B2 - Mobile snowmelter and mobile / buried snowmelter - Google Patents

Description

  The present invention relates to a mobile snow melting machine and a mobile / buried snow melting device having a novel configuration.

Conventionally, snow melting machines incorporating a kerosene burner have been provided such as mobile ones or those embedded in the surface. See "Patent Document 1"
Japanese Patent No. 3051957

  The problem to be solved is that, in the case of a mobile type, there is an advantage that the snow melting machine can be moved to the side of the snow to be treated and work can be performed on the spot. If there is a problem of arrangement, etc., if it is a buried type on the surface, if a lot of roof snow accumulates far away from the snow melter, it takes a lot of labor to scrape the snow mountain and carry it to the snow melter There is a problem.

According to the first aspect of the present invention, a burner portion (3) is provided at the lower rear side of the snow melting ridge portion (2) which is configured to be movable by hand pressing in a box shape having an open upper surface, and the upper surface of the burner portion (3). A movable snow melting machine provided with a fuel tank part (4) that can be attached to and detached from the snow melting part, and a snow melting part comprising a combustion furnace part (6) and a hook part (7) in the snow melting saddle part (2). ,
The combustion furnace part (6) is composed of a first combustion furnace (6A) and a second combustion furnace (6B),
The first fuel furnace (6A) has a horizontal cylinder portion (6A1) having a predetermined length, the rear end of which is connected to the burner inlet tube (5B), and is stretched at the front end of the horizontal cylinder portion (6A1). A front hemispherical plate (6A2) having a large number of discharge holes (6A21), and a central hemispherical plate having a large number of hot air discharge holes (6A31) extending from the inner center of the horizontal cylindrical portion (6A1). (6A3)
The second combustion furnace (6B) is composed of an outer cylinder (6B1) attached to the tip portion of the first combustion furnace (6A) and a disc (6B2) stretched at the tip of the outer cylinder (6B1). The outer cylinder (6B1) and the disc (6B2) have a large number of hot air discharge holes (6B11, 6B21) .

Constructed from claim 1 described mobile snow melting machine (1) embedded box (9), embedded box (9) includes a box body (9A), the lid part openable and closable with respect to the box body (9B ) is constructed from a box body (9A) is to the upper surface opening in capable of housing dimensions mobile snow melting machine (1), and with are configured in the heat insulating box treated like, the box body (9A) Is provided with a drain port (9A21) below the front surface (9A2), a box-side front exhaust passage (9A5) is disposed on the front surface of the box body (9A), and left and right surfaces (9A3) in the box body (9A). ) Is provided with a partition plate (9A6) located at the boundary between the snow melting brim part (2) and the burner part (3) in the mobile snow melting machine (1),
With the front plate (2B) provided in front of the snow melting ridge (2) of the mobile snow melting machine (1) removed, the box side front exhaust passage (9A5) and the snow melting of the mobile snow melting machine (1) are removed. The movable snow melting machine (1) is configured to be freely housed in the box body (9A) so as to overlap with the front exhaust passage (2E) provided in front of the cage (2). is there.

1. In the case of a mobile snowmelter Perform snow melting as follows.
a. Put snow on the top, bottom, front, back, left, right and average of the hook in the snowmelt heel.
b. The high-temperature combustion gas completely burned in the combustion furnace is ejected in all directions from the numerous hot air discharge holes while intensely heating the inner surface of the pot.
B. By the above-mentioned snow melting work, the next snow melting by the combined heat transfer can be efficiently advanced at high speed.
a. Contact heat transfer between hot pot and snow block.
b. Contact heat transfer between hot exhaust gas and snow mass.
c. Radiation heat is transferred from the combustion furnace and the pot to the snow mass.
d. Hot water that flows down while cooling the pot from above the pot portion irrigates the snow mass below the pot portion.
e. When warm snowmelt water flows out to the drain, heat is transferred by immersing the snow around the drain.
f. In normal use, the temperature of the drainage flowing out from the drainage port is about 5 ° C to 7 ° C, and the wastewater temperature loss is extremely small.
2. In case of mobile and buried type snow melting device Perform snow melting as follows.
When setting the mobile snowmelt machine in the buried box, remove the front handle and the front plate before setting.
The vertical plate 2E1 of the front exhaust passage 2E of the mobile snowmelter and the vertical plate 9A51 of the box-side front exhaust passage 9A5 of the buried box form an exhaust passage for connecting the exhaust gas below the hook to the sky during snow melting work.
B. By such a method, it can be used as a snow melting device embedded in the ground surface.
By performing the snow melting work in the same manner as in the case of the mobile snow melting machine, the above-described effects can be expected.
Moreover, when a snow melting operation is desired with a mobile snow melting machine, the mobile snow melting machine can be taken out from the buried box and used.
C. When the snow melting operation is not performed, the fuel tank can be removed from the snow melting machine and stored in a storage, and the storage box can be put in a storage state by closing the upper lid of the buried box.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described based on examples with reference to the drawings.
Reference numeral 1 denotes the mobile snow melting machine of the first invention.
1a is a movable and buried snow melting device of the second invention.

  The mobile snow melting machine 1 of the first invention includes a snow melting saddle 2, a burner 3, a fuel tank 4, a burner inlet cylinder 5 disposed in the snow melting saddle, and a combustion furnace 6. The hook portion 7 is constituted.

A. The snow melting saddle 2 is made of stainless steel or the like and has a rectangular bottom plate 2A that is long in the front-rear direction of the plane, a front plate 2B that is continuously connected upward to the front side of the bottom plate, and left and right sides of the bottom plate. It is composed of left and right side plates 2C that are continuous upward, a rear plate 2D that is continuous upwards on the rear side of the bottom plate, and a front exhaust passage 2E.
In this case, the front plate 2B can be configured to be detachable.
That is, the front plate 2B is brought into contact with the front side vertical edge of the left and right side plate 2C and the front side horizontal edge of the bottom plate 2A, and is fixed with screws of the truss head.
a1. A front emergency exhaust window 2C1 and a rear emergency exhaust window 2C2 are provided before and after the lower portion of the left and right side plates 2C.
A 45 ° inclined plate 2C11 is connected to the upper side of the front emergency exhaust window 2C1 inward.
a2. A drain port 2B1 is opened in the front plate 2B. WL is the water level of snowmelt water.
a3. Left and right sled plates 2A1 are attached to the bottom surface of the bottom plate 2A in a protruding state.
a4. Left and right front handles 2C3 are inserted and attached to the front upper ends of the left and right face plates 2C in a detachable manner.
a5. A vertical cylindrical auxiliary exhaust passage 2D1 is attached to the front surface of the rear plate 2D so as to protrude into the snow melting ridge 2.
a6. Further, a seesaw type sensor plate 2D2 for sensing the weight of snow is attached to the front surface of the rear plate 2D so as to project into the snow melting ridge 2 at a predetermined height.
If snow is placed on the seesaw type sensor plate 2D2, the sensor switch is turned on and the burner is ignited.
a7. The front exhaust passage 2 </ b> E is configured in a plane triangle shape by vertical plates 2 </ b> E <b> 1 at the front left and right corners in the snow melting collar 2.

B. The burner unit 3 is attached to the rear side of the burner chamber 3A, and a burner chamber 3A composed of a bottom surface 3A1 connected to the bottom plate 2A of the snow melting ridge portion 2 toward the rear, a side wall 3A2 connected to the bottom surface, and the burner chamber 3A. The rear wheel 3B is composed of a moving rear wheel 3B and a burner 3C disposed in the burner chamber.
Note that left and right standing legs 3D project rearward from the lower rear side of the burner chamber 3A. As shown in FIG. 15, it can be stored in a space-saving manner.

C. The fuel tank unit 4 includes an upper rear plate 4A positioned above the rear plate 2D of the snowmelt brim unit 2, a tank receiver 4B having an open upper surface continuously provided behind the upper rear plate 4A, and a tank receiver. The fuel tank 4C is mounted on 4B, and the rear handle 4D is connected to the upper end of the upper rear plate 4A in a rearward direction.
A vertical cylindrical upper auxiliary exhaust passage 4E is attached to the front surface of the upper rear plate 4A so as to communicate with the auxiliary exhaust passage 2D1 of the snowmelt brim 2.
The burner unit 3 and the fuel tank unit 4 are connected to each other by projecting pieces 3T and 4T projecting from each other with bolts.
As a result, the burner part 3 and the fuel tank part 4 can be separated by removing the bolts.
The combustion path uses a heat-resistant rubber hose and a one-touch coupler.

D. The burner inlet tube portion 5 includes a rear burner mounting flange 5A and a front burner inlet tube 5B.
d1. The burner mounting flange 5A has a flange 5A2 connected to the rear end of the short horizontal cylinder 5A1 into which the burner is inserted, and is fixedly connected to the rear plate 2D of the snow melting brim 2.
d2. The burner inlet tube 5B has a flange 5B2 connected to the front end of the horizontal cylinder 5B1, and is connected and fixed to the horizontal cylinder 5A1 of the burner mounting flange 5A.

E. The combustion furnace unit 6 includes a first combustion furnace 6A and a second combustion furnace 6B.
e1. The first combustion furnace 6A has a horizontal cylinder portion 6A1 having a predetermined length whose rear end is connected to the flange 5B2 of the burner inlet cylinder 5B, and a large number of hot air discharge holes 6A21 extending from the front end of the horizontal cylinder portion. The front hemispherical plate 6A2 and the central hemispherical plate 6A3 having a large number of hot air discharge holes 6A31 stretched in the center of the inner side of the horizontal cylindrical portion 6A1.
Since the central hemispherical plate 6A3 is connected to the horizontal cylindrical portion 6A1 by legs 6A3K attached to the outer periphery, a gap is formed between the central hemispherical plate and the horizontal cylindrical portion.
The front hemispherical plate 6A2 can reduce combustion noise by about 5% compared to a conventional furnace.
Further, since the central hemispherical plate 6A3 is heated to a high temperature by the combustion flame and causes a vortex around it, combustion is promoted at a high temperature and a furnace pressure, and highly efficient combustion is obtained.
In this case, the length of the first combustion furnace 6 </ b> A is about half of the length in the front-rear direction of the snow melting saddle 2.
e2. The second combustion furnace 6B is composed of an outer cylinder 6B1 and a disk 6B2 stretched at the tip of the outer cylinder, and the outer cylinder 6B1 is attached in a state of covering the tip portion of the first combustion furnace 6A. A large number of hot air discharge holes 6B11 and 6B21 are formed in 6B1 and the disk 6B2.
The second combustion furnace 6B can adjust the direction in which the combustion gas is ejected while performing secondary combustion in a complementary manner.

F. The hook portion 7 includes an inlet hook 7A, a central hook 7B, and a front hook 7C.
f1. The inlet hook 7A is composed of a ring-shaped cylinder 7A1 having a hot air discharge hole 7A11 formed in a peripheral surface slightly larger in diameter than the outer cylinder 6B1 of the second combustion furnace 6B. The inlet pot 7A corresponds to the first combustion furnace 6A. The burner inlet cylinder 5 is connected to and attached to the burner inlet cylinder 5B in a state of being located at the rear outer peripheral portion.
f2. The central hook 7B is composed of a central horizontal cylinder 7B1 whose rear end is connected to the front end of the inlet hook 7A and covers the vicinity of the rear end of the first combustion furnace 6A. A hot air discharge hole 7B2 having a reverse trumpet shape toward the direction is formed, a hot air discharge hole 7B3 is formed in the lower peripheral surface, and a water receiving reinforcing plate 7B4 is provided on the upper peripheral surface of the central horizontal cylinder in the front-rear direction. An appropriate number of stages of horizontal water receiving reinforcement plates 7B5 are attached to each other in the front-rear direction.
Further, a lower water receiving reinforcement plate 7B6 having a curved surface similar to that of the central horizontal cylinder is connected to the lower center of the central horizontal cylinder through the vertical small wall 7B61 in the front-rear direction.
In addition, a water tank 7B7 is provided between the upper and lower horizontal water receiving reinforcement plates 7B5 on the lower peripheral surface of the central horizontal cylinder.
The central hook 7B can be configured to be divided vertically.
Further, the hot air discharge hole 7B2 is press-molded into a reverse trumpet shape so that the combustion gas is easily exhausted from the inside, and this acts to efficiently dissolve the snow mass placed on the upper surface.
Snow melting water from the upper surface is difficult to enter the pot.
The water receiving reinforcing plate 7B4 can temporarily receive the snow melting water at the top of the hook portion and diffuse it in the front-rear direction of the hook to uniformly cool the upper surface of the hook.
A large number of overflow holes 7B4H are provided in the water receiving reinforcing plate 7B4, and the amount of snow melting water that exceeds a predetermined amount flows down from the hole to the lower stage, so that part of the water receiving reinforcement plate 7B4 is not overcooled.
The horizontal water receiving reinforcing plate 7B5 having the overflow hole 7B5H is attached in a stepped manner, and a number of hot air discharge holes 7B3 are provided alternately therewith. Exhaust can act.
Since the lower water receiving reinforcement plate 7B6 has little water flowing down from the upper side, a plurality of water tanks 7B7 are attached to receive snow and water from the upper side and flow into the lower water receiving reinforcement plate for uniform cooling. .
f3. The front hook 7C is connected to the front end of the central horizontal cylinder 7B1 of the central hook 7B, and is stretched over the front hook horizontal cylinder 7C1 whose front end is obliquely cut forward and downward, and the front end of the front hook horizontal cylinder 7C1. The front plate 7C2, the vertical water receiving reinforcement plate 7C3 attached to the center of the front plate, and the horizontal water receiving reinforcement plate 7C4 attached to the left and right positions centering on the vertical water receiving reinforcement plate. A hot air discharge hole 7C11 is provided on the upper peripheral surface of the horizontal cylinder 7C1, and a trapezoidal hot air discharge hole 7C12 is provided on the lower peripheral surface, and a hot air discharge hole 7C21 is provided on the front plate 7C2.
In the figure, 7D4 is a hook foot that supports the weight of the snow that has been thrown in.
The front kettle is shaped like a cylinder cut diagonally as described above, and the horizontal plate is alternately placed on the front plate of this slope to prevent the snow from slipping down and evenly. It has a structure that makes it easy for the exhaust to act on the cooling and the snow mass on top.

Next, the mobile / embedded snow melting device 1a of the second invention comprises a mobile snow melting machine 1 and an embedded box 9.
A. The mobile snow melting machine 1 has the following configuration in the mobile snow melting machine 1 of the first invention, that is, a snow melting saddle part 2, a burner part 3, a fuel tank part 4, and a burner disposed in the snow melting saddle part. It is comprised from the inlet cylinder part 5, the combustion furnace part 6, and the shuttle part 7. FIG.

B. The buried box 9 is composed of a box body 9A made of stainless steel and a lid portion 9B.
b1. The box main body 9A is composed of a bottom surface 9A1, front and rear surfaces 9A2 connected to the front and back of the bottom surface, left and right surfaces 9A3 connected to the left and right of the bottom surface, and a heat insulating material 9A4 such as a foamed urethane board attached to the outer periphery. ing.
In this case, the depth of the box body 9 </ b> A is configured such that when the mobile snowmelt machine 1 is stored and stored, the depth up to the burner portion 3 in the mobile snowmelt machine 1 can be stored.
b11. A drain port 9A21 is provided at the lower center of the front surface 9A2 of the box body 9A.
A fixed filter 9A2H having a rough mesh and a detachable fine dust collector 9A2G are removably attached to the drain port.
b12. A box-side front exhaust passage 9A5 is provided by a vertical plate 9A51 so as to overlap the front exhaust passage 2E of the mobile snowmelter 1 at the front and rear corners of the connection between the front surface 9A2 and the left and right surfaces 9A3.
In this case, the front plate 2B is configured in a removed state.
b13. A corner plate 9A11 is provided at the corner of the connection between the bottom surface 9A1 and the left and right surfaces 9A3 so as to have a triangular cross section, and on the rear side from the center of the left and right surfaces 9A3, A partition plate 9A6 located at a boundary portion with the burner portion 3 is provided.
b14. A bottom surface receiver 9A12 is provided at a position in front of the bottom surface 9A1 so as to be in direct contact with the bottom surface plate 2A of the snow melting collar 2.
The snow melting ridge can be stably supported by the corner plate 9A11 and the bottom support 9A12. b2. The lid portion 9B includes a lid plate 9B1 configured to cover the upper surface opening of the box body 9A, a hinge 9B2 provided between the lid plate and the right side 9A3 of the box body 9A, and a front surface 9A2 of the lid plate and the box body 9A. It is composed of a lock arm portion 9B3 provided therebetween.
The lock arm portion 9B3 includes a receiving frame 9B31 and a lock arm 9B32. The receiving frame is a U-shaped plane and is attached to the inner surface of the front surface 9A2 of the box body 9A. The lock arm 9B32 is a substantially crescent-shaped plate in the front and is located at the center of the lower side. A recess 9B3K that engages and disengages with the receiving frame is formed, and is pivotally attached to the lid portion 9B in a loosely fitted state within the receiving frame.
As a result, it is possible to select 90 ° opening or 180 ° opening.
C. When the snow melting work is performed by setting the mobile snow melting machine 1 in the buried box 9, the front plate 2B in the mobile snow melting machine is removed.
D. When the mobile snowmelt machine 1 is stored and stored in the buried box 9, the burner unit 3 in the mobile snowmelter is removed from the fuel tank unit 4.

The width of the rear plate 2D of the snow melting collar 2 is configured to be slightly shorter than the width of the front plate 2B.
The fountain angle of the burner 3C of the burner part 3 is 90 °.

It is a perspective view of the 1st invention. It is an exploded perspective view same as the above. It is the perspective view which notched one part. It is the perspective view seen from the bottom face direction. It is the disassembled perspective view seen focusing on a combustion furnace part etc. It is a principal part enlarged view in the same as the above. It is an expanded vertical sectional view of the principal part. It is an expanded vertical sectional view of the principal part. It is an AA expansion longitudinal cross-sectional view. It is a BB expansion longitudinal cross-sectional view. It is the disassembled perspective view seen focusing on a combustion furnace part etc. It is CC expanded longitudinal cross-sectional view. It is DD expanded vertical sectional drawing. It is EE expansion longitudinal cross-sectional view. It is a side view of the state stood with the burner part side down. It is the perspective view which notched one part of 2nd invention. It is FF expansion longitudinal cross-sectional view. It is GG expansion longitudinal cross-sectional view. It is the perspective view which notched one part of the burying box. It is a perspective view of the principal part in the same as the above. It is a disassembled perspective view which shows the state before installing a mobile snowmelt machine in a burying box. It is a perspective view of an embedding box. It is a longitudinal cross-sectional view explaining the opening / closing action | operation of the cover part seeing centering on the lock arm. It is a longitudinal cross-sectional view explaining the opening / closing action | operation of the cover part seeing centering on the lock arm. It is a longitudinal cross-sectional view explaining the opening / closing action | operation of the cover part seeing centering on the lock arm. It is a perspective view which shows the state which accommodates a mobile snowmelt machine in a burying box. It is a perspective view which shows the state which covered the burying box. It is a principal part enlarged plan view in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Mobile snow melting machine of 1st invention 2 Snow melting saddle part 3 Burner part 4 Fuel tank part 5 Burner inlet cylinder part 6 Combustion furnace part 7 Pot part 1 I Mobile / buried snow melting apparatus of 2nd invention 9 Buried box

Claims (2)

A burner part (3) is provided in the lower part of the box (2), which has a box shape with an open upper surface and can be moved by hand, and is provided on the upper surface of the burner part (3). (4) is a mobile snow melting machine provided with a snow melting part comprising a combustion furnace part (6) and a hook part (7) in the snow melting saddle part (2) ,
The combustion furnace part (6) is composed of a first combustion furnace (6A) and a second combustion furnace (6B),
The first fuel furnace (6A) has a horizontal cylinder portion (6A1) having a predetermined length, the rear end of which is connected to the burner inlet tube (5B), and is stretched at the front end of the horizontal cylinder portion (6A1). A front hemispherical plate (6A2) having a large number of discharge holes (6A21), and a central hemispherical plate having a large number of hot air discharge holes (6A31) extending from the inner center of the horizontal cylindrical portion (6A1). (6A3)
The second combustion furnace (6B) is composed of an outer cylinder (6B1) attached to the tip portion of the first combustion furnace (6A) and a disc (6B2) stretched at the tip of the outer cylinder (6B1). The mobile snow melting machine is characterized in that a large number of hot air discharge holes (6B11, 6B21) are opened in the outer cylinder (6B1) and the disc (6B2) . Constructed from claim 1 described mobile snow melting machine (1) embedded box (9), embedded box (9) includes a box body (9A), the lid part openable and closable with respect to the box body (9B ) is constructed from a box body (9A) is to the upper surface opening in capable of housing dimensions mobile snow melting machine (1), and with are configured in the heat insulating box treated like, the box body (9A) Is provided with a drain port (9A21) below the front surface (9A2), a box-side front exhaust passage (9A5) is disposed on the front surface of the box body (9A), and left and right surfaces (9A3) in the box body (9A). ) Is provided with a partition plate (9A6) located at the boundary between the snow melting brim part (2) and the burner part (3) in the mobile snow melting machine (1),
With the front plate (2B) provided in front of the snow melting ridge (2) of the mobile snow melting machine (1) removed, the box side front exhaust passage (9A5) and the snow melting of the mobile snow melting machine (1) are removed. A movable type characterized in that the movable snow melter (1) is configured to be freely housed in the box body (9A) so as to overlap with the front exhaust passage (2E) provided in front of the cage (2). A buried snow melting device.