Engineering machinery heat dissipation system and engineering machinery

Abstract

The invention relates to the technical field of mechanical heat dissipation systems, and discloses an engineering machinery heat dissipation system and engineering machine.The engineering machinery heat dissipation system comprises a shell, a cross plate is fixedly connected to the inner wall of the shell, a collection box is installed at the bottom of the shell, a power distribution cabinet is fixedly connected to the rear portion of the shell, and a dismounting device is arranged on the inner wall of the cross plate; a movable threaded rod is driven to rotate by rotating a handle, so that a plum blossom plate rotates to one side of a recess, a limiting rod moves under the action of a spring and sinks into the recess of the plum blossom plate, so that the limiting rod is separated from the inner wall of the shell, and a cooling fan can be detached for maintenance or replacement; meanwhile, limiting of the filter plate is relieved, replacement of the filter plate is facilitated, and after maintenance is completed, the heat dissipation device can be fixed through reverse operation and is prevented from being disengaged.

Description

Technical Field

[0001] The present invention relates to the technical field of cooling systems for engineering machinery, and in particular to a cooling system for engineering machinery and engineering machinery. Background Art

[0002] With the continuous development of construction machinery and the expansion of its application fields, the requirements for heat dissipation systems are becoming higher and higher. On the one hand, the power and load of construction machinery are constantly increasing, and the heat generated is also increasing accordingly, requiring the heat dissipation system to have a stronger heat dissipation capacity; on the other hand, construction machinery often works in harsh environments, such as high temperature and high dust, which poses higher challenges to the stability and dustproof performance of the heat dissipation system.

[0003] The patent with patent number CN113187595B relates to a heat dissipation system, which is designed to solve the problem of inconvenient dust removal of electronic fans in existing engineering machinery heat dissipation systems; a heat dissipation system for engineering machinery and engineering machinery are provided, wherein the heat dissipation system includes an air guide cover and an electronic fan installed on the air guide cover, and is characterized in that it also includes a dust removal device, the dust removal device includes a stop rod installed on the outside of the air guide cover, and a driving device connected to the stop rod, the driving device is used to drive the stop rod to move between the rotation area of ​​the fan blade assembly of the electronic fan and the external space of the fan blade assembly rotation area, when the stop rod extends into the rotation area of ​​the fan blade assembly of the electronic fan, the stop rod and the fan blade assembly of the electronic fan are limited to contact and prevent the fan blade assembly from rotating, the present invention solves the problem of convenient dust removal of the electronic fan in the heat dissipation system of engineering machinery, but if a single fan of this device is damaged during use, the entire device needs to be disassembled, thereby affecting the heat dissipation efficiency of the engineering device, and easily causing damage to the engineering machinery due to excessive temperature, so a heat dissipation system for engineering machinery and engineering machinery are proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a heat dissipation system for engineering machinery and engineering machinery in view of the deficiencies in the above-mentioned prior art.

[0005] To solve the above technical problems, the technical solution adopted by the present invention is: a heat dissipation system for engineering machinery, comprising a shell, the inner wall of the shell is fixedly connected with a cross plate, the bottom of the shell is installed with a collection box, the rear of the shell is fixedly connected with a power distribution cabinet, the inner wall of the cross plate is provided with a disassembly device, the top of the shell is provided with a dust cleaning device, and the inner wall of the bottom of the shell is provided with a dust collecting device, the disassembly device comprises a round box, a connecting plate, a limit rod, a handle, a plum blossom plate, a threaded rod, a fixed plate one, an inclined plate one, an L-shaped plate, a spring one, a filter plate, a sliding plate, and a spring three, the connecting plate is installed on the inner wall of the shell, the limit rod is slidably connected to the inner wall of the connecting plate, the sliding plate is slidably connected to the inner wall of the connecting plate, the spring three is fixedly connected to the bottom of the sliding plate, the round box is fixedly connected to the bottom of the connecting plate, the threaded rod is threadedly connected to the inner wall of the round box, the plum blossom plate is fixedly connected to the surface of the threaded rod, and the handle is fixedly connected to the front of the threaded rod The fan is mounted on the inner wall of the shell, and the rear part of the round box is rotatably connected to the fan, and the right side of the sliding plate is fixedly connected to the circumferential surface of the limit rod, the bottom of the spring three is fixedly connected to the bottom of the inner wall of the connecting plate, the bottom of the limit rod is in contact with the surface of the plum blossom plate, the surface of the L-shaped plate is in contact with the inner wall of the filter plate, and the surface of the limit rod is in contact with the inner wall of the top of the shell, and the threaded rod is driven to rotate by rotating the handle to rotate the plum blossom plate to the concave side, and the limit rod moves under the action of the spring and sinks into the concave part of the plum blossom plate, thereby detaching from the inner wall of the shell, and the heat dissipation fan can be removed for maintenance or replacement. At the same time, the limit of the filter plate is released, which is convenient for replacing the filter plate. After the maintenance is completed, the heat dissipation device can be fixed by reverse operation to prevent it from detaching.

[0006] Preferably, the dust cleaning device includes a support plate, a motor, a reciprocating screw rod 1, a reciprocating screw rod 2, a cleaning plate 1, a cleaning plate 2, a transmission wheel, a fixed plate 2, a transmission block, and a fixed plate 3. The support plate is fixedly connected to the top of the shell, the motor is fixedly connected to the left side of the support plate, the reciprocating screw rod 1 is fixedly connected to the output end of the motor, the cleaning plate 2 is movably connected to the surface of the reciprocating screw rod 1, the reciprocating screw rod 2 is rotatably connected to the inner wall of the cleaning plate 2, the transmission wheel is fixedly connected to the surfaces of both ends of the reciprocating screw rod 2, the transmission block is movably connected to the surface of the reciprocating screw rod 2, the cleaning plate 1 is fixedly connected to the top of the transmission block, and the fixed plate 2 is fixedly connected to the inner wall of the shell. The outer wall of the housing is fixed with the third plate, the third plate is fixedly connected to the inner wall of the cross plate, the circumferential surface of the transmission wheel is in contact with the rear of the second plate, the surface of the transmission block is slidably connected with the inner wall of the second cleaning plate, the surface of the second cleaning plate is in contact with the inner wall of the cross plate, the surface of the first reciprocating screw is rotatably connected with the inner wall of the housing, the motor starts and drives the first reciprocating screw to rotate, so that the second cleaning plate moves up and down to clean the surface of the filter plate, so that the filter plate is not blocked by dust, and the heat dissipation effect of the filter plate is maintained. The movement of the second cleaning plate drives the transmission wheel to rotate, and then the second reciprocating screw rotates. The movement of the transmission block drives the first cleaning plate to move horizontally, so as to deeply clean the filter plate and ensure the ventilation effect of the filter plate.

[0007] Preferably, the ash collecting device includes inclined plate 2, pressure plate, spring 3, rotating rod, push plate 1, spring 3, and push plate 2. The spring 3 is fixedly connected to the bottom of the inner wall of the shell, the pressure plate is fixedly connected to the top of the spring 3, the inclined plate 2 is slidably connected to the inner wall of the bottom of the shell, the spring 3 is fixedly connected to the front of the inner wall of the collection box, the push plate 1 is fixedly connected to the front of the spring 3, the rotating rod is rotatably connected to the inner wall of the push plate, the push plate 2 is fixedly connected to the surface of the rotating rod, the bottom of the push plate 1 contacts the bottom of the inner wall of the collection box, and the rear of the push plate 2 contacts the front of the push plate 1, which can avoid excessive accumulation of dust in the collection box, thereby causing excessive accumulation of dust, which will fly back into the surface of the filter plate, and then cause the internal temperature of the device to be too high.

[0008] An engineering machine includes an engineering machine heat dissipation system.

[0009] The present invention adopts the above technical solution to bring the following beneficial effects:

[0010] 1. The engineering machinery heat dissipation system and engineering machinery cooperate with each other through the operation of the outer shell, the outer shell, the cross plate, the disassembly device, the round box, the connecting plate, the limit rod, the handle, the plum blossom plate, the threaded rod, the fixed plate 1, the inclined plate 1, the L-shaped plate, the spring 1, the filter plate, the sliding plate and the spring 2. The handle is turned to drive the threaded rod to rotate, so that the plum blossom plate is rotated to the concave side. The limit rod moves under the action of the spring and sinks into the concave part of the plum blossom plate, thereby separating from the inner wall of the outer shell. The heat dissipation fan can be removed for maintenance or replacement. At the same time, the limit on the filter plate is released to facilitate the replacement of the filter plate. After the maintenance is completed, the reverse operation can fix the heat dissipation device to prevent it from separating.

[0011] 2. The cooling system of the engineering machinery and the engineering machinery cooperate with each other through the operation of the dust cleaning device, the support plate, the motor, the reciprocating screw rod 1, the reciprocating screw rod 2, the cleaning plate 1, the cleaning plate 2, the transmission wheel, the fixed plate 2, the transmission block and the fixed plate 3. When the motor is started, the reciprocating screw rod 1 is driven to rotate, so that the cleaning plate 2 moves up and down to clean the surface of the filter plate, so that the filter plate is not blocked by dust and the heat dissipation effect of the filter plate is maintained. The movement of the cleaning plate 2 drives the transmission wheel to rotate, and then the reciprocating screw rod 2 rotates. The movement of the transmission block drives the cleaning plate 1 to move horizontally, so as to deeply clean the filter plate and ensure the ventilation effect of the filter plate.

[0012] 3. The cooling system of the engineering machinery and the engineering machinery can avoid excessive accumulation of dust in the collection box through the coordinated operation among the power distribution cabinet, the dust collecting device, the second inclined plate, the pressure plate, the third spring, the rotating rod, the first push plate, the third spring, the second push plate and the collection box, thereby causing excessive accumulation of dust, which will then fly back into the surface of the filter plate and cause the internal temperature of the device to be too high. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0014] Figure 2 A half-section view of the disassembly device of the present invention;

[0015] Figure 3 For the present invention Figure 2 A magnified view of the structure at center;

[0016] Figure 4 A half-section diagram of the dust cleaning device of the present invention;

[0017] Figure 5 For the present invention Figure 4 A magnified view of the structure at B in the middle;

[0018] Figure 6 A half-section diagram of the collecting box structure of the present invention;

[0019] Figure 7 For the present invention Figure 6 Enlarged view of the structure at point C in the middle.

[0020] In the figure: 1, housing; 2, cross plate; 3, collecting box; 4, disassembly device; 401, round box; 402, connecting plate; 403, limiting rod; 404, handle; 405, plum blossom plate; 406, threaded rod; 407, fixing plate 1; 408, inclined plate 1; 409, L-shaped plate; 410, spring 1; 411, filter plate; 412, sliding plate; 413, spring 2; 5, cleaning device; 501, support plate; 502 , motor; 503, reciprocating screw rod one; 504, reciprocating screw rod two; 505, cleaning plate one; 506, cleaning plate two; 507, transmission wheel; 508, fixed plate two; 509, transmission block; 510, fixed plate three; 6, distribution cabinet; 7, fan; 8, dust collecting device; 801, inclined plate two; 802, pressure plate; 803, spring three; 804, rotating rod; 805, push plate one; 806, spring four; 807, push plate two. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-Figure 7An embodiment of the present invention is: a heat dissipation system for engineering machinery, comprising a shell 1, a cross plate 2 is fixedly connected to the inner wall of the shell 1, a collecting box 3 is installed at the bottom of the shell 1, a power distribution cabinet 6 is fixedly connected to the rear of the shell 1, a disassembly device 4 is provided on the inner wall of the cross plate 2, a dust cleaning device 5 is provided on the top of the shell 1, and a dust collecting device 8 is provided on the inner wall of the bottom of the shell 1. The disassembly device 4 includes a round box 401, a connecting plate 402, a limiting rod 403, a handle 404, a plum blossom plate 405, a threaded rod 406, a fixing plate 407, an inclined plate 408, an L-shaped plate 409, a spring 410, a filter plate 411, a sliding plate 412, and a spring 2 413. The connecting plate 402 is installed on the inner wall of the shell 1, and the limiting rod 403 is slidably connected to the inner wall of the shell 1. The inner wall of the connecting plate 402, the sliding plate 412 is slidably connected to the inner wall of the connecting plate 402, the spring 2 413 is fixedly connected to the bottom of the sliding plate 412, the round box 401 is fixedly connected to the bottom of the connecting plate 402, the threaded rod 406 is threadedly connected to the inner wall of the round box 401, the plum blossom plate 405 is fixedly connected to the surface of the threaded rod 406, and the handle 404 is fixedly connected to the front of the threaded rod 406. When the cooling fan is damaged and needs to be repaired, the handle 404 is turned, and the rotation of the handle 404 drives the threaded rod 406 to rotate, and the rotation of the threaded rod 406 drives the plum blossom plate 405 to rotate. When the plum blossom plate 405 rotates to the concave side, the limit rod 403 is compressed by the spring 2 413 to drive the sliding plate 412 to move, and the movement of the sliding plate 412 drives the limit rod When the rod 403 moves, the limiting rod 403 sinks into the concave side of the plum blossom plate 405, so that the limiting rod 403 can be separated from the inner wall of the shell 1. At this time, the heat dissipation fan can be removed and the heat dissipation fan can be repaired or replaced separately. The fixing plate 407 is fixedly connected to the rear of the connecting plate 402, the inclined plate 408 is slidably connected to the inner wall of the left side of the shell 1, the L-shaped plate 409 is fixedly connected to the rear of the inclined plate 408, the spring 410 is fixedly connected to the rear of the L-shaped plate 409, the filter plate 411 is installed on the inner wall of the shell 1, and the rear part of the round box 401 is rotatably connected to the fan 7. The right side of the sliding plate 412 is fixedly connected to the circumferential surface of the limiting rod 403, and the bottom of the spring 413 is fixedly connected to the bottom of the inner wall of the connecting plate 402. The bottom of 3 contacts with the surface of plum blossom plate 405, the surface of L-shaped plate 409 contacts with the inner wall of filter plate 411, and the surface of limiting rod 403 contacts with the inner wall of the top of shell 1. After limiting rod 403 is separated from the inner wall of shell 1, spring 1 410 pops up and drives L-shaped plate 409 to move, and the movement of L-shaped plate 409 drives inclined plate 1 408 to move, so that it can contact the limit of filter plate 411, which is convenient for replacement of filter plate 411. When the maintenance is completed, put the cooling fan in the corresponding position, turn the handle 404 to drive the threaded rod 406 to rotate, and the rotation of threaded rod 406 drives plum blossom plate 405 to rotate, and plum blossom plate 405 will contact with the inner wall of round box 401, so as to fix plum blossom plate 405 and prevent the heat dissipation device from detaching.

[0023] Working principle: when the cooling fan is damaged and needs to be repaired, the handle 404 is turned, and the rotation of the handle 404 drives the threaded rod 406 to rotate, and the rotation of the threaded rod 406 drives the plum blossom plate 405 to rotate. When the plum blossom plate 405 rotates to the concave side, the limit rod 403 is compressed by the spring 2 413 to drive the sliding plate 412 to move, and the movement of the sliding plate 412 drives the limit rod 403 to move. At this time, the limit rod 403 sinks into the concave side of the plum blossom plate 405, so that the limit rod 403 can be separated from the inner wall of the shell 1, and the cooling fan can be removed at this time. When the filter plate 411 is to be repaired or replaced, after the limit rod 403 is separated from the inner wall of the shell 1, the spring 410 pops up and drives the L-shaped plate 409 to move, and the movement of the L-shaped plate 409 drives the inclined plate 408 to move, so that it can contact the limit of the filter plate 411, which is convenient for replacing the filter plate 411. When the repair is completed, the cooling fan is placed in the corresponding position, and the handle 404 is turned to drive the threaded rod 406 to rotate, and the rotation of the threaded rod 406 drives the plum blossom plate 405 to rotate. The plum blossom plate 405 will contact the inner wall of the round box 401, and the plum blossom plate 405 will be fixed to prevent the heat dissipation device from detaching.

[0024] See also Figure 1-Figure 7On the basis of the above embodiment, in another embodiment of the present invention, the dust cleaning device 5 includes a support plate 501, a motor 502, a reciprocating screw rod 1 503, a reciprocating screw rod 2 504, a cleaning plate 1 505, a cleaning plate 2 506, a transmission wheel 507, a fixed plate 2 508, a transmission block 509, and a fixed plate 3 510. The support plate 501 is fixedly connected to the top of the shell 1, the motor 502 is fixedly connected to the left side of the support plate 501, the reciprocating screw rod 1 503 is fixedly connected to the output end of the motor 502, the cleaning plate 2 506 is movably connected to the surface of the reciprocating screw rod 1 503, the reciprocating screw rod 2 504 is rotatably connected to the inner wall of the cleaning plate 2 506, the transmission wheel 507 is fixedly connected to the surfaces of both ends of the reciprocating screw rod 2 504, the transmission block 509 is movably connected to the surface of the reciprocating screw rod 2 504, the cleaning plate 1 505 is fixedly connected to the top of the transmission block 509, the fixed plate 2 508 is fixedly connected to the inner wall of the shell 1, and the fixed plate The third 510 is fixedly connected to the inner wall of the cross plate 2, the circumferential surface of the transmission wheel 507 contacts with the rear part of the fixed plate 2 508, the surface of the transmission block 509 is slidably connected with the inner wall of the cleaning plate 2 506, the surface of the cleaning plate 2 506 contacts with the inner wall of the cross plate 2, and the surface of the reciprocating screw rod 1 503 is rotationally connected with the inner wall of the shell 1. When it is necessary to clean the filter plate 411, the motor 502 is started, and the motor 502 drives the reciprocating screw rod 1 503 to rotate. The rotation of the reciprocating screw rod 1 503 drives the cleaning plate 2 506 to move up and down, thereby cleaning the surface of the filter plate 411. The movement of the filter plate 411 causes the transmission wheel 507 to drive the reciprocating screw rod 2 504 to rotate through the friction force on the surface of the fixed plate 2 508, and the rotation of the reciprocating screw rod 2 504 causes the transmission block 509 to move, and the transmission block 509 drives the cleaning plate 1 505 to move horizontally, thereby deeply cleaning the filter plate 411 and maintaining the ventilation effect of the filter plate 411.

[0025] The ash collecting device 8 includes an inclined plate 2 801, a pressure plate 802, a spring 3 803, a rotating rod 804, a push plate 1 805, a spring 4 806, and a push plate 2 807. The spring 3 803 is fixedly connected to the bottom of the inner wall of the shell 1, the pressure plate 802 is fixedly connected to the top of the spring 3 803, the inclined plate 2 801 is slidably connected to the inner wall of the bottom of the shell 1, the spring 4 806 is fixedly connected to the front part of the inner wall of the collection box 3, the push plate 1 805 is fixedly connected to the front part of the spring 4 806, the rotating rod 804 is rotatably connected to the inner wall of the push plate 1 805, the push plate 2 807 is fixedly connected to the surface of the rotating rod 804, the bottom of the push plate 1 805 contacts the bottom of the inner wall of the collection box 3, the rear part of the push plate 2 807 contacts the front part of the push plate 1 805, and when the cleaning plate 2 When 506 moves to the bottom, cleaning plate 2 506 will contact with pressure plate 802, and the movement of pressure plate 802 drives inclined plate 2 801 to move, and inclined plate 2 801 pushes push plate 1 805 to move through the friction force of the inclined surface to avoid excessive accumulation of dust. At this time, inclined plate 2 801 continues to move, thereby contacting the tail plate of push plate 2 807, and rotating through rotating rod 804 to push the dust for a second time to avoid accumulation of dust, thereby affecting the accommodation effect of collection box 3. When cleaning plate 2 506 moves up, spring three 803 resets and drives pressure plate 802 to move, and the movement of pressure plate 802 drives inclined plate 2 801 to move, and spring four 806 resets and drives push plate 1 805 to reset, and push plate 2 807 resets by gravity, so that the next cleaning can be carried out to complete the cycle.

[0026] Working principle: When the filter plate 411 needs to be cleaned, the motor 502 is started, and the motor 502 drives the reciprocating screw rod 1 503 to rotate. The reciprocating screw rod 1 503 rotates and drives the cleaning plate 2 506 to move up and down, so as to clean the surface of the filter plate 411. The movement of the filter plate 411 causes the transmission wheel 507 to drive the reciprocating screw rod 2 504 to rotate through the friction force on the surface of the fixed plate 2 508. The rotation of the reciprocating screw rod 2 504 causes the transmission block 509 to move. The transmission block 509 drives the cleaning plate 1 505 to move horizontally, so as to deeply clean the filter plate 411 and maintain the ventilation effect of the filter plate 411. When the cleaning plate 2 506 moves to the bottom, the cleaning plate 2 506 will contact the pressing plate 802. The contact between the pressure plate 802 and the inclined plate 801 is driven by the friction force of the inclined surface, and the push plate 805 is pushed to move to avoid excessive accumulation of dust. At this time, the inclined plate 801 continues to move, thereby contacting the tail plate of the push plate 807, and the rotating rod 804 is rotated to push the dust for a second time to avoid accumulation of dust, thereby affecting the containing effect of the collection box 3. When the cleaning plate 2 506 moves up, the spring three 803 is reset to drive the pressure plate 802 to move, and the pressure plate 802 moves to drive the inclined plate 2 801 to move. The spring four 806 is reset to drive the push plate 1 805 to reset, and the push plate 2 807 is reset by gravity, so that the next cleaning can be carried out to complete the cycle.

[0027] The present invention provides a cooling system for construction machinery and construction machinery. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A heat dissipation system for engineering machinery, comprising a housing (1), characterized in that: The inner wall of the shell (1) is fixedly connected to a cross plate (2), the bottom of the shell (1) is installed with a collection box (3), the rear of the shell (1) is fixedly connected to a power distribution cabinet (6), the inner wall of the cross plate (2) is provided with a disassembly device (4), the top of the shell (1) is provided with a dust cleaning device (5), and the inner wall of the bottom of the shell (1) is provided with a dust collecting device (8); The disassembly device (4) comprises a round box (401), a connecting plate (402), a limiting rod (403), a handle (404), a plum blossom plate (405), a threaded rod (406), a fixing plate (407), a slanting plate (408), an L-shaped plate (409), a spring (410), a filter plate (411), a sliding plate (412), and a spring (413). The connecting plate (402) is mounted on the inner wall of the housing (1), the limiting rod (403) is slidably connected to the inner wall of the connecting plate (402), the sliding plate (412) is slidably connected to the inner wall of the connecting plate (402), the spring (413) is fixedly connected to the bottom of the sliding plate (412), and the The round box (401) is fixedly connected to the bottom of the connecting plate (402), the threaded rod (406) is threadedly connected to the inner wall of the round box (401), the plum blossom plate (405) is fixedly connected to the surface of the threaded rod (406), the handle (404) is fixedly connected to the front of the threaded rod (406), the fixed plate 1 (407) is fixedly connected to the rear of the connecting plate (402), the inclined plate 1 (408) is slidably connected to the inner wall of the left side of the outer shell (1), the L-shaped plate (409) is fixedly connected to the rear of the inclined plate 1 (408), the spring 1 (410) is fixedly connected to the rear of the L-shaped plate (409), and the filter plate (411) is installed on the inner wall of the outer shell (1).

2. The cooling system for engineering machinery according to claim 1, characterized in that: The rear part of the round box (401) is rotatably connected to a fan (7), the right side of the sliding plate (412) is fixedly connected to the circumferential surface of the limiting rod (403), and the bottom of the second spring (413) is fixedly connected to the bottom of the inner wall of the connecting plate (402).

3. The cooling system for engineering machinery according to claim 2, characterized in that: The bottom of the limiting rod (403) contacts the surface of the plum blossom plate (405), the surface of the L-shaped plate (409) contacts the inner wall of the filter plate (411), and the surface of the limiting rod (403) contacts the inner wall of the top of the housing (1).

4. The cooling system for engineering machinery according to claim 3, characterized in that: The dust cleaning device (5) comprises a support plate (501), a motor (502), a reciprocating screw rod 1 (503), a reciprocating screw rod 2 (504), a cleaning plate 1 (505), a cleaning plate 2 (506), a transmission wheel (507), a fixing plate 2 (508), a transmission block (509), and a fixing plate 3 (510), wherein the support plate (501) is fixedly connected to the top of the housing (1), the motor (502) is fixedly connected to the left side of the support plate (501), the reciprocating screw rod 1 (503) is fixedly connected to the output end of the motor (502), and the cleaning plate 2 (506) is movably connected to the surface of the reciprocating screw rod one (503), the reciprocating screw rod two (504) is rotatably connected to the inner wall of the cleaning plate two (506), the transmission wheel (507) is fixedly connected to the surfaces of the two ends of the reciprocating screw rod two (504), the transmission block (509) is movably connected to the surface of the reciprocating screw rod two (504), the cleaning plate one (505) is fixedly connected to the top of the transmission block (509), the fixed plate two (508) is fixedly connected to the inner wall of the outer shell (1), and the fixed plate three (510) is fixedly connected to the inner wall of the cross plate (2).

5. The cooling system for engineering machinery according to claim 4, characterized in that: The circumferential surface of the transmission wheel (507) contacts the rear portion of the second fixing plate (508), and the surface of the transmission block (509) is slidably connected to the inner wall of the second cleaning plate (506).

6. The engineering machinery heat dissipation system according to claim 5, characterized in that: The surface of the second cleaning plate (506) is in contact with the inner wall of the cross plate (2), and the surface of the first reciprocating screw (503) is rotatably connected to the inner wall of the outer shell (1).

7. The engineering machinery heat dissipation system according to claim 6, characterized in that: The ash collecting device (8) comprises an inclined plate 2 (801), a pressure plate (802), a spring 3 (803), a rotating rod (804), a push plate 1 (805), a spring 4 (806), and a push plate 2 (807); the spring 3 (803) is fixedly connected to the bottom of the inner wall of the outer shell (1); the pressure plate (802) is fixedly connected to the top of the spring 3 (803); the inclined plate 2 (801) is slidably connected to the inner wall of the bottom of the outer shell (1); the spring 4 (806) is fixedly connected to the front of the inner wall of the collection box (3); the push plate 1 (805) is fixedly connected to the front of the spring 4 (806); the rotating rod (804) is rotatably connected to the inner wall of the push plate 1 (805); and the push plate 2 (807) is fixedly connected to the surface of the rotating rod (804).

8. The engineering machinery heat dissipation system according to claim 7, characterized in that: The bottom of the push plate 1 (805) contacts the bottom of the inner wall of the collection box (3), and the rear of the push plate 2 (807) contacts the front of the push plate 1 (805).

9. An engineering machine, characterized in that: A heat dissipation system for engineering machinery comprising any one of claims 1-8.

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