CN117877927A

CN117877927A - Waterproof dustproof relay

Info

Publication number: CN117877927A
Application number: CN202410270950.XA
Authority: CN
Inventors: 王卫东
Original assignee: Jiangsu Guolong Electric Co ltd
Current assignee: Jiangsu Guolong Electric Co ltd
Priority date: 2024-03-11
Filing date: 2024-03-11
Publication date: 2024-04-12
Anticipated expiration: 2044-03-11
Also published as: CN117877927B

Abstract

The utility model discloses a waterproof dustproof relay, which belongs to the technical field of relays and comprises a supporting mechanism, a collecting mechanism, a spraying and pressing mechanism, a shielding mechanism and a relay, wherein the supporting mechanism comprises a bottom plate and a mounting assembly, the bottom plate is connected with the mounting assembly, the relay is connected with the mounting assembly, the collecting mechanism comprises a collecting box and a collecting assembly, the collecting box is connected with the mounting assembly, the mounting assembly is connected with the collecting assembly, the collecting assembly is connected with the collecting box, the spraying and pressing mechanism comprises a water tank and a pressurizing assembly, the water tank is connected with the mounting assembly, the pressurizing assembly is connected with the water tank, the shielding mechanism comprises a sealing block and a moving assembly, the sealing block is connected with the mounting assembly, and the moving assembly is connected with the collecting assembly.

Description

Waterproof dustproof relay

Technical Field

The utility model relates to the technical field of relays, and particularly discloses a waterproof and dustproof relay.

Background

Reliability and stability of electronic devices and systems are critical in various industries and fields. However, many environmental conditions may negatively impact the performance of such devices, such as moisture, dust, humidity, corrosion, and the like. To cope with these problems, waterproof and dustproof relays have been developed; a waterproof and dustproof relay is an electrical device designed to function properly in harsh environments. In certain industries, such as automotive, aerospace, marine, industrial automation, etc., equipment is often exposed to humid, dust fly, high or low temperature environments. The conventional relay cannot effectively prevent external environmental substances from entering the relay, so that problems such as corrosion of electrical joints and short circuit of coils can be caused. Therefore, the development and application of the waterproof and dustproof relay become urgent demands of the industry.

The utility model of China with the bulletin number of CN206574644U discloses a waterproof dustproof relay, which has the technical scheme that: the waterproof dustproof relay comprises a relay, wherein reinforcing plates are fixedly connected to the top and the bottom of the relay, sliding grooves are formed in one sides of the two reinforcing plates, which are opposite to each other, sliding blocks are slidably connected in the sliding grooves, a protective sleeve is sleeved on the relay, one sides of the two sliding blocks, which are opposite to each other, are fixedly connected with the top and the bottom of the inner wall of the protective sleeve respectively, a connecting sleeve is sleeved on the relay, one side, which is close to the protective sleeve, of the relay, and one side, opposite to the connecting sleeve, of the protective sleeve is overlapped with the water, but the waterproof dustproof relay cannot utilize accumulated water, and if the accumulated water can be utilized, the heat dissipation effect and the dust removal effect can be improved, so that the waterproof dustproof relay is invented aiming at the defect.

Disclosure of Invention

Aiming at the technical problems, the utility model adopts the following technical scheme: the utility model provides a waterproof dustproof relay, including supporting mechanism, the relay, collect the mechanism, spout and press the mechanism and shelter from the mechanism, supporting mechanism includes bottom plate and installation component, the bottom plate links to each other with the installation component, the relay links to each other with the installation component, collect the mechanism and collect box and collect the subassembly, it links to each other with the installation component to collect the subassembly, it links to each other with the collection box to collect the subassembly, spout and press the mechanism and include water tank and pressurization subassembly, the water tank links to each other with the installation component, pressurization subassembly links to each other with the installation component, shelter from the mechanism and include closing piece and motion subassembly, the closing piece links to each other with the installation component, the motion subassembly links to each other with the collection subassembly.

Further, the installation component includes the mounting panel, mounting panel fixed mounting is provided with the rectangle through-hole on the mounting panel on the bottom plate, fixed mounting has the fixed block in the rectangle through-hole of mounting panel, and the closed block rotates to be installed in the rectangle through-hole of mounting panel, and fixed mounting has the curb plate on the mounting panel, and the curb plate both sides are symmetry form fixed mounting and have two bounding walls, and curb plate upside fixed mounting has the roof.

Further, the width of the sealing block is equal to the depth of the rectangular through hole of the mounting plate, the length of the sealing block is equal to the width of the rectangular through hole of the mounting plate, and when the side surface of the sealing block is parallel to the side surface of the mounting plate, the rectangular through hole of the mounting plate is completely closed through the sealing block and the fixing block.

Further, collect the subassembly and include two fixed plates, two fixed plates are the symmetry form and distribute in the roof upside, the fixed plate side is provided with the rectangle spout, sliding mounting has the fourth motion axle in the fixed plate side spout, fixed mounting has the lower part board on the fourth motion axle, collect box fixed mounting on the lower part board, still be provided with the spout on the lower part board, slidable mounting has first motion axle on the spout inner wall, rotatable mounting has the riser on the first motion axle, riser fixed mounting is in the roof upside, first motion axle surface winding has first spring, first spring one end fixed mounting is on first motion axle surface, first spring other end fixed mounting is on the riser.

Further, the side of the lower plate is provided with a rectangular chute, a second movement shaft is fixedly arranged in the rectangular chute of the lower plate, a sun shield is slidably arranged on the outer surface of the second movement shaft, a second spring is wound on the outer surface of the second movement shaft, one end of the second spring is fixedly arranged on the outer surface of the second movement shaft, the other end of the second spring is fixedly arranged on the side of the sun shield, the gravity of the sun shield is larger than the elastic force of the second movement shaft when the second movement shaft is completely compressed, a balancing weight is fixedly arranged at the lower part of one end of the lower plate far away from the sun shield, and the gravity of the balancing weight is larger than the gravity of the sun shield.

Further, the pressurizing assembly comprises a third moving shaft, the third moving shaft is fixedly arranged on the balancing weight, a moving groove is formed in the top plate, a first sliding block is slidably arranged on the inner wall of the moving groove, a first connecting rod is rotatably arranged on the first sliding block, one end of the first connecting rod, which is far away from the first sliding block, is rotatably arranged on the outer surface of the third moving shaft, a driving shaft is fixedly arranged on the lower side of the first sliding block, a connecting rod is fixedly arranged on the driving shaft, a second connecting rod is rotatably arranged on the connecting rod, one end of the second connecting rod, which is far away from the connecting rod, is rotatably arranged on the third connecting rod, a side surface groove is slidably provided with a transmission shaft, an extension rod is fixedly arranged on the side surface of the transmission shaft, one end of the third connecting rod, which is far away from the second connecting rod, is rotatably provided with a driving sleeve, a movable rod is fixedly arranged on the driving sleeve, a piston is arranged on the lower part of the movable rod, the piston is slidably arranged in a water tank, a collecting box is arranged on the side surface of the collecting box, and the water tank is connected with the collecting box through a water pipe.

Further, the pressurizing assembly further comprises a plurality of spray heads, the spray heads are symmetrically arranged on the coaming, and each spray head is connected with the water tank.

Further, the motion assembly comprises a fourth connecting rod, the fourth connecting rod is rotatably arranged on the outer surface of a fourth motion shaft, one end, far away from the fourth motion shaft, of the fourth connecting rod is rotatably provided with a following block, a third fixed shaft is slidably arranged on the following block, the third fixed shaft is fixedly arranged on the side surface of the side plate, a fourth spring is wound on the outer surface of the third fixed shaft, one end of the fourth spring is fixedly arranged on the outer surface of the third fixed shaft, the other end of the fourth spring is fixedly arranged on the following block, a fifth connecting rod is fixedly arranged on the fifth connecting rod, a first fixed shaft is fixedly arranged on the fifth connecting rod, and the sealing block is rotatably arranged on the first fixed shaft.

Further, the motion assembly further comprises a fifth driving shaft, the fifth driving shaft is in sliding connection with the fifth connecting rod, a sliding groove is formed in the side face of the fixed block, the fifth driving shaft is slidably installed in the sliding groove of the fixed block, the sliding groove of the fixed block is communicated with the inside of the side plate, a second fixed shaft is fixedly installed in the sliding groove of the fixed block, a third spring is wound on the outer surface of the second fixed shaft, one end of the third spring is fixedly installed on the fifth driving shaft, the other end of the third spring is fixedly installed on the second fixed shaft, a plugging block is fixedly installed on the fifth driving shaft, the plugging block is slidably installed in the sliding groove of the fixed block, and in an initial state, the sliding groove of the fixed block is closed by the plugging block, so that the communication between the sliding groove of the fixed block and the inside of the side plate is disconnected.

Compared with the prior art, the utility model has the beneficial effects that: (1) The utility model realizes automatic rainwater collection and heat dissipation by utilizing the collected water; (2) The utility model realizes the switching between sunshade and rain-shielding states through accumulated rainwater; (3) The utility model realizes the switching of different heat dissipation modes under the normal state and the rainy state through the accumulated rainwater.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of the mounting assembly of the present utility model.

Fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2.

FIG. 4 is a schematic view of the structure of the collecting assembly of the present utility model.

Fig. 5 is a schematic view of a partial enlarged structure at B in fig. 4.

FIG. 6 is a schematic view of the structure of the pressurizing assembly of the present utility model.

Fig. 7 is a schematic view of a partial enlarged structure at C in fig. 6.

Fig. 8 is a schematic view of the structure of the moving assembly of the present utility model.

Fig. 9 is a schematic view of a partially enlarged structure at D in fig. 8.

Fig. 10 is a schematic view of a partial enlarged structure at E in fig. 8.

FIG. 11 is a schematic diagram illustrating a connection relationship between a fifth connecting rod and a fifth driving shaft according to the present utility model.

Reference numerals: 1-a supporting mechanism; 2-a collection mechanism; 3-spraying and pressing mechanism; 4-shielding mechanism; 5-relay; 101-a fixed block; 102-mounting plates; 103-a bottom plate; 104-coaming; 105-side plates; 106-top plate; 201-a collection box; 202-a lower plate; 203-a fixed plate; 204-a chute; 205-riser; 206-a first axis of motion; 207-a first spring; 208-sunshading board; 209-a second axis of motion; 210-a second spring; 211-balancing weight; 301-a first link; 302-a first slider; 303-a third axis of motion; 304-a motion slot; 305-an output aperture; 306-a water tank; 307-a drive shaft; 308-connecting rods; 309-a second link; 310-a third link; 311-extending the rod; 312-a transmission shaft; 313-side grooves; 314-driving sleeve; 315-moving a rod; 316-water pipe; 317-spray heads; 401-a fourth axis of motion; 402-fourth link; 403-fifth connecting rod; 404-a fifth driven shaft; 405-a first fixed shaft; 406-a closing block; 407-a second fixed shaft; 408-a third spring; 409-a third fixed shaft; 410-fourth springs; 411-follower block; 412-a block.

Detailed Description

The technical scheme of the utility model is further described in the following by combining with the specific embodiments.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

As shown in fig. 2 to 11, the supporting mechanism 1 includes a base plate 103 and an installation component, the base plate 103 is connected with the installation component, the relay 5 is connected with the installation component, the collecting mechanism 2 includes a collecting box 201 and a collecting component, the collecting box 201 is connected with the installation component, the installation component is connected with the collecting component, the collecting component is connected with the collecting box 201, the spraying mechanism 3 includes a water tank 306 and a pressurizing component, the water tank 306 is connected with the installation component, the pressurizing component is connected with the water tank 306, the pressurizing component is connected with the installation component, the shielding mechanism 4 includes a closing block 406 and a moving component, the closing block 406 is connected with the installation component, and the moving component is connected with the collecting component.

As shown in fig. 3 to 8, the mounting assembly comprises a mounting plate 102, wherein the mounting plate 102 is fixedly mounted on a bottom plate 103, a rectangular through hole is formed in the mounting plate 102, a fixed block 101 is fixedly mounted in the rectangular through hole of the mounting plate 102, a sealing block 406 is rotatably mounted in the rectangular through hole of the mounting plate 102, a side plate 105 is fixedly mounted on the mounting plate 102, two side plates 104 are symmetrically and fixedly mounted on two sides of the side plate 105, and a top plate 106 is fixedly mounted on the upper side of the side plate 105; the width of the sealing block 406 is equal to the depth of the rectangular through hole of the mounting plate 102, the length of the sealing block 406 is equal to the width of the rectangular through hole of the mounting plate 102, and when the side surface of the sealing block 406 is parallel to the side surface of the mounting plate 102, the rectangular through hole of the mounting plate 102 is completely closed through the sealing block 406 and the fixing block 101; the collecting assembly comprises two fixing plates 203, the two fixing plates 203 are symmetrically distributed on the upper side of the top plate 106, rectangular sliding grooves are formed in the side faces of the fixing plates 203, a fourth moving shaft 401 is slidably mounted in the sliding grooves in the side faces of the fixing plates 203, a lower plate 202 is fixedly mounted on the fourth moving shaft 401, a collecting box 201 is fixedly mounted on the lower plate 202, a sliding groove 204 is further formed in the lower plate 202, a first moving shaft 206 is slidably mounted on the inner wall of the sliding groove 204, a vertical plate 205 is rotatably mounted on the first moving shaft 206, the vertical plate 205 is fixedly mounted on the upper side of the top plate 106, a first spring 207 is wound on the outer surface of the first moving shaft 206, one end of the first spring 207 is fixedly mounted on the outer surface of the first moving shaft 206, and the other end of the first spring 207 is fixedly mounted on the vertical plate 205.

As shown in fig. 4 to 9, a rectangular chute is formed on the side surface of the lower plate 202, a second moving shaft 209 is fixedly mounted in the rectangular chute of the lower plate 202, a sun shield 208 is slidably mounted on the outer surface of the second moving shaft 209, a second spring 210 is wound on the outer surface of the second moving shaft 209, one end of the second spring 210 is fixedly mounted on the outer surface of the second moving shaft 209, the other end of the second spring 210 is fixedly mounted on the side surface of the sun shield 208, the gravity of the sun shield 208 is greater than the elastic force when the second moving shaft 209 is fully compressed, a balancing weight 211 is fixedly mounted at the lower part of one end of the lower plate 202 far away from the sun shield 208, and the gravity of the balancing weight 211 is greater than the gravity of the sun shield 208; the third moving shaft 303, the third moving shaft 303 is fixedly mounted on the balancing weight 211, a moving groove 304 is formed in the top plate 106, a first sliding block 302 is slidably mounted on the inner wall of the moving groove 304, a first connecting rod 301 is rotatably mounted on the first sliding block 302, one end of the first connecting rod 301 far away from the first sliding block 302 is rotatably mounted on the outer surface of the third moving shaft 303, a driving shaft 307 is fixedly mounted on the lower side of the first sliding block 302, a connecting rod 308 is fixedly mounted on the driving shaft 307, a second connecting rod 309 is rotatably mounted on the connecting rod 308, a third connecting rod 310 is rotatably mounted on one end of the second connecting rod 309 far away from the connecting rod 308, a side surface groove 313 is formed in the third connecting rod 310, a transmission shaft 312 is slidably mounted on the inner wall of the side surface groove 313, an extension rod 311 is fixedly mounted on the side surface of the transmission shaft 312, a moving rod 311 is fixedly mounted on the side surface of the side plate 105, a driving sleeve 314 is rotatably mounted on one end of the third connecting rod 310 far away from the second connecting rod 309, a moving rod is fixedly mounted on the driving sleeve 314, a piston is arranged on the lower part of the moving rod 315, the piston is slidably mounted in the water tank 306, a side surface 201 of the collecting box 201 is provided with a collecting box 201, and the collecting box 201 is connected with the water tank 315 through the water tank 201; the pressurizing assembly further comprises a plurality of spray heads 317, wherein the spray heads 317 are symmetrically arranged on the coaming 104, and each spray head 317 is connected with the water tank 306.

As shown in fig. 5 to 11, the moving assembly includes a fourth link 402, the fourth link 402 is rotatably mounted on the outer surface of the fourth moving shaft 401, one end of the fourth link 402, which is far away from the fourth moving shaft 401, is rotatably mounted with a following block 411, a third fixed shaft 409 is slidably mounted on the following block 411, the third fixed shaft 409 is fixedly mounted on the side surface of the side plate 105, a fourth spring 410 is wound on the outer surface of the third fixed shaft 409, one end of the fourth spring 410 is fixedly mounted on the outer surface of the third fixed shaft 409, the other end of the fourth spring 410 is fixedly mounted on the following block 411, a fifth link 403, a first fixed shaft 405 is fixedly mounted on the fifth link 403, and a closing block 406 is rotatably mounted on the first fixed shaft 405; the motion assembly further comprises a fifth driving shaft 404, the fifth driving shaft 404 is in sliding connection with the fifth connecting rod 403, a chute is formed in the side face of the fixed block 101, the fifth driving shaft 404 is slidably mounted in the chute of the fixed block 101, the chute of the fixed block 101 is communicated with the inside of the side plate 105, a second fixed shaft 407 is fixedly mounted in the chute of the fixed block 101, a third spring 408 is wound on the outer surface of the second fixed shaft 407, one end of the third spring 408 is fixedly mounted on the fifth driving shaft 404, the other end of the third spring 408 is fixedly mounted on the second fixed shaft 407, a blocking block 412 is fixedly mounted on the fifth driving shaft 404, the blocking block 412 is slidably mounted in the chute of the fixed block 101, and in an initial state, the blocking block 412 closes the chute of the fixed block 101, so that the communication between the chute of the fixed block 101 and the inside of the side plate 105 is disconnected.

The utility model discloses a waterproof and dustproof relay, which has the following working principle.

In the initial state, under the action of the first spring 207, the first spring 207 drives the lower plate 202 to rotate through the collecting box 201, so that the fourth movement shaft 401 is driven to slide along the side surface of the fixed plate 203, the fourth movement shaft 401 drives the fourth connecting rod 402 to move, the fourth connecting rod 402 drives the fifth connecting rod 403 to move through the following block 411, the fifth connecting rod 403 drives the sealing block 406 through the first fixing shaft 405, so that the rectangular through hole on the side surface of the fixed block 101 is opened, ventilation of the relay 5 and the outside is completed, when the first spring 207 descends, the first connecting rod 301 drives the first connecting rod 301 to move through the third movement shaft 303, the first sliding block 302 is driven to slide along the movement groove 304, the first sliding block 302 drives the connecting rod 308 through the driving shaft 307, the connecting rod 308 drives the third connecting rod 310 to move through the second connecting rod 309, when the third connecting rod 310 moves through the transmission shaft 312 drives the driving sleeve 314 to move, the driving sleeve 314 drives the moving rod 315 to pressurize the water tank 306 through the lower piston to convey water to 317 through the water tank 306, and the water tank 306 cools down the side plate 105 through the spray nozzle 317.

And secondly, when rainwater is accumulated in the collecting box 201, the lower plate 202 is driven to reversely rotate by the rainwater, at the moment, the fourth moving shaft 401 drives the fifth connecting rod 403 to move through the fourth connecting rod 402, the fifth connecting rod 403 drives the sealing block 406 to rotate, when the side surface of the sealing block 406 is parallel to the side surface of the side plate 105, the first fixed shaft 405 and the fixed block 101 seal the rectangular through hole of the mounting plate 102, at the moment, the fifth connecting rod 403 presses the fifth driving shaft 404 to descend, and the fifth driving shaft 404 drives the sealing block 412 to descend, so that the side chute of the fixed block 101 is communicated with the inside of the side plate 105, and heat dissipation is achieved.

Claims

1. The utility model provides a waterproof dustproof relay, includes supporting mechanism (1) and relay (5), its characterized in that: the utility model provides a waterproof dustproof relay still includes collection mechanism (2), spout press mechanism (3) and shelter from mechanism (4), supporting mechanism (1) includes bottom plate (103) and installation component, bottom plate (103) link to each other with the installation component, relay (5) link to each other with the installation component, collection mechanism (2) are including collecting box (201) and collection component, collection box (201) link to each other with the installation component, installation component links to each other with collection box (201), collection component links to each other with collection box (201), spout press mechanism (3) include water tank (306) and pressurization subassembly, water tank (306) link to each other with the installation component, pressurization subassembly links to each other with the installation component, shelter from mechanism (4) include closing piece (406) and motion subassembly, closing piece (406) link to each other with the installation component, motion subassembly links to each other with the collection component.

2. A waterproof and dustproof relay according to claim 1, wherein: the installation component includes mounting panel (102), mounting panel (102) fixed mounting is provided with rectangle through-hole on mounting panel (102) on bottom plate (103), fixed block (101) are fixed mounting in the rectangle through-hole of mounting panel (102), closed block (406) rotate and install in the rectangle through-hole of mounting panel (102), fixed mounting has curb plate (105) on mounting panel (102), curb plate (105) both sides are symmetry form fixed mounting and have two bounding wall (104), curb plate (105) upside fixed mounting has roof (106).

3. A waterproof and dustproof relay according to claim 2, characterized in that: the width of the sealing block (406) is equal to the depth of the rectangular through hole of the mounting plate (102), the length of the sealing block (406) is equal to the width of the rectangular through hole of the mounting plate (102), and when the side surface of the sealing block (406) is parallel to the side surface of the mounting plate (102), the rectangular through hole of the mounting plate (102) is completely closed through the sealing block (406) and the fixing block (101).

4. A waterproof and dustproof relay according to claim 3, wherein: the collecting assembly comprises two fixing plates (203), the two fixing plates (203) are symmetrically distributed on the upper side of a top plate (106), rectangular sliding grooves are formed in the side faces of the fixing plates (203), a fourth moving shaft (401) is slidably mounted in the sliding grooves on the side faces of the fixing plates (203), a lower plate (202) is fixedly mounted on the fourth moving shaft (401), a collecting box (201) is fixedly mounted on the lower plate (202), a sliding groove (204) is further formed in the lower plate (202), a first moving shaft (206) is slidably mounted on the inner wall of the sliding groove (204), a vertical plate (205) is rotatably mounted on the first moving shaft (206), a first spring (207) is fixedly mounted on the upper side of the top plate (106), one end of the first spring (207) is fixedly mounted on the outer surface of the first moving shaft (206), and the other end of the first spring (207) is fixedly mounted on the vertical plate (205).

5. A waterproof and dustproof relay according to claim 4, wherein: the side of lower part board (202) is provided with the rectangle spout, fixed mounting has second motion axle (209) in the rectangle spout of lower part board (202), second motion axle (209) surface slidable mounting has sunshading board (208), second motion axle (209) surface winding has second spring (210), second spring (210) one end fixed mounting is on second motion axle (209) surface, second spring (210) other end fixed mounting is on sunshading board (208) side, the gravity of sunshading board (208) is greater than the elasticity when second motion axle (209) are fully compressed, one end lower part fixed mounting that lower part board (202) kept away from sunshading board (208) has balancing weight (211), the gravity of balancing weight (211) is greater than the gravity of sunshading board (208).

6. A waterproof and dustproof relay according to claim 5, wherein: the pressurizing assembly comprises a third moving shaft (303), the third moving shaft (303) is fixedly arranged on a balancing weight (211), a moving groove (304) is formed in a top plate (106), a first sliding block (302) is slidably arranged on the inner wall of the moving groove (304), a first connecting rod (301) is rotatably arranged on the first sliding block (302), one end, far away from the first sliding block (302), of the first connecting rod (301) is rotatably arranged on the outer surface of the third moving shaft (303), a driving shaft (307) is fixedly arranged on the lower side of the first sliding block (302), a connecting rod (308) is fixedly arranged on the driving shaft (307), a second connecting rod (309) is rotatably arranged on one end, far away from the connecting rod (308), of the second connecting rod (309), a third connecting rod (310) is rotatably arranged on one end, which is far away from the connecting rod (308), a side groove (313) is formed in a side surface, a transmission shaft (312) is slidably arranged on the inner wall of the side groove (313), an extension rod (311) is fixedly arranged on the side surface of the side plate (105), a driving sleeve (314) is fixedly arranged on the side of the side plate (312), a piston (315) is rotatably arranged on the driving sleeve (314), the piston at the lower part of the moving rod (315) is slidably arranged in the water tank (306), the side surface of the collecting box (201) is provided with the collecting box (201), and the water tank (306) is connected with the collecting box (201) through the water pipe (316).

7. A waterproof and dustproof relay according to claim 6, wherein: the pressurizing assembly further comprises a plurality of spray heads (317), the spray heads (317) are arranged, the spray heads (317) are symmetrically arranged on the coaming plate (104), and each spray head (317) is connected with the water tank (306).

8. A waterproof and dustproof relay according to claim 7, wherein: the motion assembly comprises a fourth connecting rod (402), the fourth connecting rod (402) is rotatably arranged on the outer surface of a fourth motion shaft (401), one end, far away from the fourth motion shaft (401), of the fourth connecting rod (402) is rotatably provided with a following block (411), the following block (411) is slidably provided with a third fixed shaft (409), the third fixed shaft (409) is fixedly arranged on the side surface of the side plate (105), the outer surface of the third fixed shaft (409) is wound with a fourth spring (410), one end of the fourth spring (410) is fixedly arranged on the outer surface of the third fixed shaft (409), the other end of the fourth spring (410) is fixedly arranged on the following block (411), the fifth connecting rod (403) is fixedly provided with a first fixed shaft (405), and the sealing block (406) is rotatably arranged on the first fixed shaft (405).

9. A waterproof and dustproof relay according to claim 7, wherein: the motion assembly further comprises a fifth driving shaft (404), the fifth driving shaft (404) is in sliding connection with the fifth connecting rod (403), a chute is formed in the side face of the fixed block (101), the fifth driving shaft (404) is slidably mounted in the chute of the fixed block (101), the chute of the fixed block (101) is communicated with the inside of the side plate (105), a second fixed shaft (407) is fixedly mounted in the chute of the fixed block (101), a third spring (408) is wound on the outer surface of the second fixed shaft (407), one end of the third spring (408) is fixedly mounted on the fifth driving shaft (404), the other end of the third spring (408) is fixedly mounted on the second fixed shaft (407), a blocking block (412) is fixedly mounted on the fifth driving shaft (404), the blocking block (412) is slidably mounted in the chute of the fixed block (101), and in an initial state, the chute of the fixed block (101) is blocked, and accordingly the chute of the fixed block (101) is disconnected from the inside of the side plate (105).