CN113102376A - Relay housing dust collector - Google Patents

Abstract

The application relates to a dust removal device for a relay shell, which comprises a frame, wherein the frame is provided with a fixed table and a conveying device, the conveying device comprises conveying plates which are arranged in parallel, two sides of the conveying device are provided with baffle plates, the baffle plates are respectively provided with a positioning plate, a dust absorption gap is arranged between the two positioning plates, the lower end part of the frame is provided with a blower, the blower is connected with a row of first blowing heads and a row of second blowing heads, the lower end part of the frame is provided with a dust absorption box, the dust absorption box is connected with a dust absorption cover, the relay shell enters between the two conveying plates, wind generated by the blower is blown out from the first blowing heads and the second blowing heads, the row of first blowing heads and the row of second blowing heads are arranged in a staggered mode in the length direction of the conveying plates, all the first blowing heads and the second blowing heads sequentially blow the inside of the relay shell to fully discharge dust in the relay shell, and simultaneously the dust blown out is, the dust in the relay shell can be removed conveniently, and the dust removal effect is good.

Description

Relay housing dust collector

Technical Field

The application relates to a relay production field especially relates to a relay case dust collector.

Background

A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). The method is generally applied to an automatic control circuit, and plays roles in automatic regulation, safety protection, circuit switching and the like in the circuit. Along with the continuous expansion of relay function, the inner structure and the function of relay are more and more complicated, and various electric parts and circuits in the relay are also increased along with the promotion of function, and when the relay shell is produced, the requirement on the relay shell is higher and higher. The relay housing is generally a rectangular parallelepiped structure with an opening at one end.

Chinese patent with reference to publication No. CN203415496U discloses a relay housing, comprising: casing and underframe, the casing sets up on the underframe, the top surface of casing is the rectangle, the position that is close to two long limits on the casing top surface is provided with two rows of terminal connectors respectively, every row has four terminal connectors, all be provided with the terminal on every terminal connector, be provided with two rows of spare holes in the middle of two rows of terminal connectors, every row of spare hole is six, the casing top surface is close to minor face position and is provided with two bolts respectively, all be provided with the backup pad on four faces of shells inner wall, shells inner wall is connected to the one end of backup pad, be provided with the baffle on the other end.

In view of the above related technologies, the inventor believes that, in the production process of the relay housing, the relay housing is generally produced and molded through a mold, after the production of the relay housing is completed, impurities such as dust are easily adhered to the inner wall of the relay housing, and when the dust impurities inside the relay contact with the relay component, the phenomena of non-contact or poor contact of the relay component contact and the like may be caused, which may cause adverse effects on the normal use of the subsequent relay.

Disclosure of Invention

In order to get rid of the dust in the relay case, this application provides a relay case dust collector.

The application provides a relay case dust collector adopts following technical scheme:

a dust removal device for a relay shell comprises a frame, wherein the frame is provided with a fixed table and a conveying device, the conveying device comprises conveying plates which are arranged in parallel, a conveying gap is arranged between the two conveying plates, a feed inlet and a discharge outlet are arranged at two ends of each conveying plate, supporting strips are fixedly connected to the lower end parts of the two conveying plates, baffle plates are arranged on two sides of the fixed table close to the conveying device, inclined positioning plates are arranged at the lower end parts of the baffle plates, a dust suction gap is arranged between the two positioning plates, an air blower is arranged at the lower end part of the frame and connected with a first ventilation pipe and a second ventilation pipe, one end of the first ventilation pipe, far away from the air blower, is provided with a row of first blowing heads, one end of the second ventilation pipe, far away from the air blower, is provided with a row of second blowing, the lower end part of the frame is provided with a dust suction box which is connected with a dust suction cover fixedly connected with the lower end parts of the positioning plates at the two sides, and the dust suction cover corresponds to the dust suction gap.

Through adopting above-mentioned technical scheme, relay case gets into between two delivery boards and carries to discharge gate one end from feed inlet one end, the wind that the air-blower produced blows off from first blowing head and second blowing head, one row of first blowing head and one row of second blowing head are in transport board length direction wrong setting, all first blowing heads and second blowing heads are bloied relay case inside in proper order, fully discharge the inside dust of relay case, the suction hood is arranged the dust that blows off in the suction box simultaneously, it is very convenient to get rid of the dust in the relay case, dust removal effect is better.

Optionally, first head of blowing is the round platform form, and first head of blowing is including the first body of blowing, internal orifice and outer mouthful, and the first body inner wall of blowing has set firmly square frame, and square frame rotates and is connected with a plurality of regulating plates that are parallel to each other, and the regulating plate has all set firmly the bar frame, and the bar frame is equipped with the rotation chamber, and the inside regulation pole that is equipped with of the first body of blowing, adjust the circular convex block that pole fixedly connected with is located the rotation intracavity, the first body of blowing seted up two and adjust pole matched with recess, is equipped with the rubber pad in the recess, and the second head of blowing is the same with the first structure of.

Through adopting above-mentioned technical scheme, wind flows from the inside mouth of blowing head body to outer mouthful department, and wind blows off from between the regulating plate on the square frame, rotates the adjustable wind direction that blows off of regulating plate, and then the angle when blowing to the relay case and removing dust changes, and then can adjust the best dust removal angle of blowing with the regulating plate, guarantee dust removal effect.

Optionally, one end of the conveying plate close to the feed inlet is fixedly connected with an arc plate, a conveying cavity is formed between the arc plates, one side of the fixing table close to the arc plate is fixedly connected with a blower, and the blower is connected with an air injection guide pipe corresponding to the conveying cavity.

Through adopting above-mentioned technical scheme, relay case gets into between two delivery boards from the transport chamber between two arcs, and the wind that the hair-dryer produced flows through the blowout of jet-propelled pipe, and intermittent type spun wind carries out jet-propelled promotion to relay case, makes relay case follow feed inlet department to discharge gate department removal, is favorable to using manpower sparingly, improves production efficiency.

Optionally, the blowing head body comprises a first conical part and a second conical part, the first conical part is rotatably connected with the second conical part, the first conical part is located at one end close to the conveying gap, four end corners of the square frame are fixedly connected with the inner wall of the first conical part, a sealing ring is arranged at the joint of the first conical part and the second conical part, one end, far away from the first conical part, of the second conical part is connected with a gas pipe, and the gas pipe is respectively in threaded connection with the first ventilating pipe and the second ventilating pipe.

Through adopting above-mentioned technical scheme, realize the change of regulating plate position through rotating first toper portion for wind changes from blowing head body when blowing out the angle, and the angular adjustment that will blow the dust removal reaches the optimum position, and the guarantee is to the dust removal effect of blowing of relay housing.

Optionally, the two ends of the conveying plate are fixedly connected with positioning blocks, the positioning blocks are connected with screws, the fixing table is provided with a sliding groove matched with the positioning blocks, the positioning blocks are connected with the sliding groove in a sliding mode, and a plurality of screw holes matched with the screws are formed in the sliding groove.

Through adopting above-mentioned technical scheme, through setting up locating piece, screw rod, spout and a plurality of screw, with the locating piece at the spout assigned position that slides, the rethread screw rod is fixed, is convenient for carry the dust removal to not unidimensional relay case, is favorable to improving the many suitability of device.

Optionally, the upper end of the conveying plate on one side is fixedly connected with a limiting top plate, and the limiting top plate is perpendicular to the conveying plate.

Through adopting above-mentioned technical scheme, spacing roof is convenient for carry on spacingly to relay case in vertical direction, and the relay case up end is contradicted with spacing roof, and spacing roof can reduce the perk that relay case takes place, is convenient for ensure the dust removal effect of blowing to relay case.

Optionally, the fixed table is hinged with a cover plate, and the cover plate is provided with an observation window corresponding to the conveying gap.

By adopting the technical scheme, the cover plate protects the relay shell, so that external impurities are prevented from falling onto the relay shell, and the dust removal effect of the relay shell is favorably ensured; the observation window is convenient for operating personnel to observe the conveying and dust removing state of the relay shell.

Optionally, an inclined guide plate is arranged at one end, close to the discharge port, of the fixed table, and a collecting box is connected to one end, far away from the fixed table, of the guide plate.

Through adopting above-mentioned technical scheme, the relay shell after the dust removal flows through the stock guide and falls to the collecting box in, the collecting box is convenient for concentrate the collection to the relay shell after the dust removal and handles.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the relay shell enters between the two conveying plates from one end of the feeding hole and is conveyed to one end of the discharging hole, air generated by the air blower is blown out from the first air blowing head and the second air blowing head, the row of the first air blowing heads and the row of the second air blowing heads are arranged in a staggered mode in the length direction of the conveying plates, all the first air blowing heads and the second air blowing heads blow air inside the relay shell in sequence, dust inside the relay shell is fully discharged, meanwhile, the dust blown out by the dust hood is discharged into the dust collection box, the dust in the relay shell is removed very conveniently, and the dust collection effect is good;

2. wind flows from the inner opening of the blowing head body to the outer opening, the wind blows out from the adjusting plates on the square frames, the direction of the wind blowing out can be adjusted by rotating the adjusting plates, the angle of the relay shell during blowing and dust removing is changed, the adjusting plates can be adjusted to the optimal blowing and dust removing angle, and the dust removing effect is guaranteed;

3. the relay shell gets into between two transport plates from the transport chamber between two arcs, and the wind that the hair-dryer produced flows through the blowout of jet-propelled pipe, and intermittent type spun wind carries out jet-propelled promotion to the relay shell, makes the relay shell follow feed inlet department to discharge gate department removal, is favorable to using manpower sparingly, improves production efficiency.

Drawings

Fig. 1 is an overall structure schematic diagram of a relay housing dust collector in an embodiment of the present application.

FIG. 2 is a schematic view showing the connection between the positioning plate and the dust hood.

Fig. 3 is a schematic view for highlighting the connection between the first blowing head, the second blowing head and the positioning plate.

Fig. 4 is a schematic structural view of the blowing head body.

Fig. 5 is an enlarged schematic view of a portion a in fig. 1.

Description of reference numerals: 1. a frame; 2. a fixed table; 3. a conveying device; 4. a conveying plate; 5. a feed inlet; 6. a discharge port; 7. a supporting strip; 8. a baffle plate; 9. positioning a plate; 10. a blower; 11. a first vent pipe; 12. a second vent pipe; 13. a first blowing head; 14. a second blowing head; 15. a dust collection box; 16. a dust hood; 17. a blowing head body; 18. an inner opening; 19. an outer port; 20. a square frame; 21. an adjusting plate; 22. a bar frame; 23. a rotation chamber; 24. adjusting a rod; 25. a circular bump; 26. a groove; 27. a rubber pad; 28. an arc-shaped plate; 29. a blower; 30. a gas injection duct; 31. a first tapered portion; 32. a second tapered portion; 33. a seal ring; 34. a gas delivery pipe; 35. positioning blocks; 36. a screw; 37. a screw hole; 38. a limiting top plate; 39. a cover plate; 40. an observation window; 41. a material guide plate; 42. a collection box; 43. a chute.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses relay case dust collector.

Examples

Referring to fig. 1 and 2, a relay housing dust collector, includes frame 1, and frame 1 is equipped with fixed station 2 and conveyor 3, and frame 1 and fixed station 2 all adopt stainless steel, have better bearing capacity. Conveyor 3 includes parallel arrangement's delivery board 4, be equipped with conveying clearance between two delivery boards 4, conveying clearance is relay case's width, two delivery boards 4 all are located 2 tops of fixed station, delivery board 4 is equipped with feed inlet 5 and discharge gate 6 along length direction's both ends, relay case dust collector is in the course of the work, relay case gets into between two delivery boards 4 from 5 one end of feed inlet, delivery board 4 is convenient for carry on spacingly to relay case's both sides, relay case is in transportation process, relay case opening is down and the conveying clearance transmission between two delivery boards 4. Tip equal fixedly connected with support bar 7 under two delivery board 4, support bar 7 length is less, and support bar 7 is located the tip under the relative terminal surface of two delivery board 4 respectively, and then is convenient for support the transport to relay case's both sides, prevents that relay case from dropping in transportation process.

Referring to fig. 2 and 3, baffle plates 8 are arranged on two sides of the fixed table 2 close to the conveying device 3 along the length direction, inclined positioning plates 9 are arranged at the lower end portions of the baffle plates 8, the positioning plates 9 penetrate through the fixed table 2, an air blower 10 (refer to fig. 1) is arranged at the lower end portion of the rack 1, the air blower 10 (refer to fig. 1) is connected with a first vent pipe 11 and a second vent pipe 12, a row of first blowing heads 13 are arranged at one end, far away from the air blower 10 (refer to fig. 1), of the first vent pipe 11, the first blowing heads 13 penetrate through the positioning plate 9 on one side to be opposite to the conveying gap, air current generated by the air blower 10 (refer to fig. 1) is blown out from the first blowing heads 13 through the first vent pipe 11, and air current blown out by the; one end of the second vent pipe 12, which is far away from the air blower 10 (refer to fig. 1), is provided with a row of second blowing heads 14, the second blowing heads 14 penetrate through the positioning plate 9 on the other side and are just opposite to the conveying gap, meanwhile, air flows through the second vent pipe 12 and is blown out from the second blowing heads 14, the air blown out by the second blowing heads 14 also flows through the conveying gap and enters the inside of the relay housing from the opening at the lower end of the relay housing, the row of first blowing heads 13 and the row of second blowing heads 14 are arranged in a staggered mode in the length direction of the conveying plate 4, a single relay housing is conveyed from the feeding port 5 to the end of the discharging port 6, all the first blowing heads 13 and the second blowing heads 14 sequentially blow the inside of the relay housing, and the first blowing heads 13 and the second blowing heads 14 respectively blow the inside of the relay housing, so that dust inside the relay housing is fully discharged.

Referring to fig. 3 and 4, the first blowing head 13 is in a circular truncated cone shape, the first blowing head 13 comprises a blowing head body 17, an inner opening 18 and an outer opening 19, the inner opening 18 and the outer opening 19 are respectively positioned at two end parts of the blowing head body 17, the caliber of the inner opening 18 is smaller than that of the outer opening 19, the outer opening 19 is positioned at one end close to the conveying gap, the air generated by the blower 10 flows to the first vent pipe 11 and the second vent pipe 12, a square frame 20 is fixedly arranged on the inner wall of the blowing head body 17, and in the process that the air flows from the inner opening 18 to the outer opening 19 of the blowing head body 17, the square frame 20 is rotatably connected with a plurality of adjusting plates 21 which are parallel to each other, wind blows out from between the adjusting plates 21 on the square frame 20, the direction of the wind can be adjusted by rotating the adjusting plates 21, and then the angle when wind blows and removes dust to the relay shell changes, and then can adjust regulating plate 21 to the best angle of removing dust of blowing, ensures the dust removal effect.

Referring to fig. 3 and 4, the adjusting plate 21 can be adjusted to an optimal dust removal angle according to relay housings of different sizes and models, so that the dust removal effect on the relay housings is improved. The inside regulation pole 24 that is equipped with of head body 17 of blowing, regulation pole 24 are located one side of regulating plate 21, and head body 17 of blowing is seted up two and is adjusted pole 24 matched with recess 26, is equipped with rubber pad 27 in the recess 26, and the rubber pad 27 of both ends recess 26 is inserted respectively at the both ends of adjusting pole 24, and the regulation pole 24 relies on the frictional force with rubber pad 27 to fix. The second blowing head 14 has the same structure as the first blowing head 13, and a square frame 20, an adjusting plate 21, a strip frame 22 and an adjusting rod 24 are also arranged inside the second blowing head 14.

Referring to fig. 3 and 4, a side end face of regulating plate 21 all sets firmly bar frame 22, bar frame 22 is equipped with and rotates chamber 23, adjust pole 24 fixedly connected with and be located the circular convex block 25 who rotates the chamber 23, when the direction that the regulation wind blew off, operating personnel accessible rotates all regulating plates 21 simultaneously or only removes two kinds of regulation modes of regulation pole 24, when removing regulation pole 24, circular convex block 25 on adjusting pole 24 slides in bar frame 22's rotation chamber 23, circular convex block 25 contradicts with bar frame 22, and then make regulating plate 21 rotate, and then change the direction that wind blew off.

Referring to fig. 3 and 4, the blowing head body 17 includes a first tapered portion 31 and a second tapered portion 32, the first tapered portion 31 is rotatably connected to the second tapered portion 32, a sealing ring 33 is installed at a connection portion of the first tapered portion 31 and the second tapered portion 32, and the first tapered portion 31 and the second tapered portion 32 are fixed by friction with the sealing ring 33. First toper portion 31 is located the one end that is close to the transfer nip, and four end angles and the 31 inner wall fixed connection of first toper portion of square frame 20, when the angle of blowing of adjustment blowing head body 17, the change of regulating plate 21 position is realized to the accessible rotation first toper portion 31 for the angle changes when wind blows off from blowing head body 17, and the angular adjustment that will blow off the dust removal is to the optimum position, and the guarantee is to the dust removal effect of blowing of relay housing. The operator can rotate the first conical part 31 or rotate all the adjusting plates 21, the two adjusting modes are more labor-saving and convenient compared with the moving adjusting rod 24, and then the blowing head body 17 is adjusted to the best blowing and dust removing angle, so that the dust removing effect is guaranteed. One end of the second conical portion 32, which is far away from the first conical portion 31, is connected with a gas pipe 34, the gas pipe 34 is in threaded connection with the first vent pipe 11 (refer to fig. 2) and the second vent pipe 12 (refer to fig. 2) respectively, the inside hollow surface of the gas pipe 34 is provided with external threads, the first vent pipe 11 (refer to fig. 2) and the second vent pipe 12 (refer to fig. 2) are both provided with internal threads matched with the external threads, and the blowing head body 17 is convenient to detach and replace.

Referring to fig. 2 and 3, in the process of conveying the relay housing between the conveying gaps, the first air blowing head 13 and the second air blowing head 14 both blow air to the opening of the relay housing, so that the relay housing is prone to tilting and shifting, and the dust removal effect of the relay housing is adversely affected; the conveying board 4 upper end fixedly connected with of one side limit roof 38, limit roof 38 sets up with 4 direction of height of conveying board is perpendicular, limit roof 38 carries on spacingly to relay housing in vertical direction, and when wind blows from relay housing opening part, wind-force is with relay housing jack-up, and relay housing up end is contradicted with limit roof 38, and limit roof 38 can reduce the perk that relay housing takes place, is convenient for guarantee to relay housing's the dust removal effect of blowing.

Referring to fig. 1 and 2, a dust collection box 15 is installed at the lower end of the rack 1, a dust collection gap is arranged between the two positioning plates 9, an air pump is installed on the dust collection box 15, the dust collection box 15 is connected with a dust collection pipe, the dust collection box 15 is connected with a prismatic table-shaped dust collection cover 16 fixedly connected with the lower end of the two positioning plates 9, the dust collection cover 16 corresponds to the dust collection gap, when the first blowing head 13 and the second blowing head 14 respectively blow and remove dust inside the relay housing, the dust collection cover 16 discharges the blown dust into the dust collection box 15 through the dust collection pipe, the dust is subjected to centralized processing, the removal of the dust in the relay housing is very convenient, the dust removal efficiency is high, and the dust removal effect is good.

Referring to fig. 1, one end of each conveying plate 4 close to the corresponding feed port 5 is fixedly connected with an arc-shaped plate 28, the two arc-shaped plates 28 are parallel to each other, a conveying cavity is formed between the arc-shaped plates 28, a relay housing enters between the two conveying plates 4 from the conveying cavity between the two arc-shaped plates 28, one side of each fixing platform 2 close to the corresponding arc-shaped plate 28 is fixedly connected with a blower 29, the blower 29 is connected with an air injection guide pipe 30 corresponding to the conveying cavity, air generated by the blower 29 flows through the air injection guide pipe 30 to be sprayed out, the relay housing is light in texture, the intermittently sprayed air performs air injection pushing on the relay housing, so that the relay housing enters the corresponding feed port 5 from the conveying cavity, the air injection guide pipe 30 performs air injection pushing on a subsequent relay housing in sequence, the relay housing moves from the feed port 5 to the discharge port 6, and then performs, is favorable for saving manpower and improving the production efficiency.

Referring to fig. 1 and 5, when an operator adjusts the distance between two conveying plates 4, positioning blocks 35 are fixedly connected to two ends of each conveying plate 4, each positioning block 35 is located on one side, away from the conveying gap, of each conveying plate 4, each positioning block 35 is connected with a screw 36, a sliding groove 43 matched with each positioning block 35 is formed in each fixing table 2, each positioning block 35 is located in each sliding groove 43 and is in sliding connection with each sliding groove 43, a plurality of screw holes 37 matched with the screws 36 are formed in each sliding groove 43, and each screw 36 penetrates through each positioning block 35 and is in threaded connection with each screw hole 37. Take off screw rod 36 on the locating piece 35 of 4 both ends of delivery board earlier, according to the size of relay shell, drive delivery board 4 with locating piece 35 again and slide to the assigned position of spout 43, pass locating piece 35 and corresponding screw 37 threaded connection with screw rod 36 again, realize the regulation to the interval between two delivery boards 4, the transport of the relay shell of applicable not unidimensional removes dust, improves the many suitability of device.

Referring to fig. 1 and 2, in the process of conveying and dedusting the relay housing, dust impurities in the external environment may be scattered on the relay housing, the fixing table 2 is hinged with the cover plate 39, one end of the cover plate 39 is hinged with the fixing table 2, the other end of the cover plate 39 is connected with the fixing table 2 through a bolt, the cover plate 39 is convenient for protecting the relay housing, the cover plate 39 covers the two conveying plates 4 and the two baffles 8 to prevent the external impurities from falling on the relay housing, so that the dedusting effect of the relay housing is favorably ensured, and the dedusting effect of the dust collection box 15 is favorably improved; the cover plate 39 is provided with an observation window 40 corresponding to the conveying gap, and the observation window 40 is made of transparent glass, so that an operator can observe the conveying and dust removing states of the relay shell conveniently.

Referring to fig. 1, an inclined guide plate 41 is arranged at one end, close to a discharge port 6, of a fixed platform 2, a dust-removed relay housing falls into the guide plate 41 from the discharge port 6, a cavity is formed inside the guide plate 41, a collecting box 42 is connected to one end, far away from the fixed platform 2, of the guide plate 41, the relay housing flows through the guide plate 41 and falls into the collecting box 42, and the collecting box 42 is convenient for centralized collection and processing of the dust-removed relay housing. One end of the material guide plate 41 close to the conveying plate 4 is in clearance fit with the conveying plate, so that external environment impurities can be reduced to enter the material guide plate 41, and the relay shell after dust removal is prevented from being polluted by the external impurities.

The implementation principle of the relay housing dust removal device in the embodiment of the application is as follows: the air current that hair-dryer 29 produced spouts through jet-propelled pipe 30, and intermittent type spouts and carry out jet-propelled promotion to the relay shell, and jet-propelled pipe 30 carries out jet-propelled promotion to the relay shell of follow-up in proper order for the relay shell moves from feed inlet 5 department to discharge gate 6 department, and the relay shell gets into between two transport boards 4 from feed inlet 5 one end, and the relay shell opening is down and the transport clearance transmission between two transport boards 4. Wind generated by the air blower 10 is blown out from the plurality of first blowing heads 13 and the plurality of second blowing heads 14, the row of first blowing heads 13 and the row of second blowing heads 14 are arranged in a staggered mode in the length direction of the conveying plate 4, all the first blowing heads 13 and the row of second blowing heads 14 blow the interior of the relay casing in sequence, and the first blowing heads 13 and the second blowing heads 14 blow the interior of the relay casing respectively to fully discharge dust in the interior of the relay casing; operating personnel accessible rotates all regulating plates 21 simultaneously or only removes regulation pole 24, perhaps rotates first toper portion 31, make regulating plate 21 adjust the direction that wind blew off, and then wind changes the angle when blowing to remove dust to the relay case, and then can adjust regulating plate 21 to the best dust removal angle of blowing, dust collecting cover 16 will blow off the dust flow through the dust absorption pipe arrange to dust collection box 15 in simultaneously, carry out centralized processing to the dust, the dust collection efficiency to the relay case is high, the dust removal effect is better.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a relay case dust collector, includes frame (1), its characterized in that: the machine frame (1) is provided with a fixed table (2) and a conveying device (3), the conveying device (3) comprises conveying plates (4) which are arranged in parallel, a conveying gap is arranged between the two conveying plates (4), a feeding port (5) and a discharging port (6) are arranged at two ends of each conveying plate (4), supporting strips (7) are fixedly connected to lower end portions of the two conveying plates (4), baffle plates (8) are arranged on two sides, close to the conveying device (3), of the fixed table (2), inclined positioning plates (9) are arranged at lower end portions of the baffle plates (8), a dust absorption gap is arranged between the two positioning plates (9), an air blower (10) is arranged at the lower end portion of the machine frame (1), the air blower (10) is connected with a first ventilation pipe (11) and a second ventilation pipe (12), a row of first blowing heads (13) is arranged at one end, far away from the air blower (10), of the first ventilation pipe (11), and a row of second blowing, the first blowing head (13) penetrates through the positioning plate (9) on one side to be right opposite to the conveying clearance, the second blowing head (14) penetrates through the positioning plate (9) on the other side to be right opposite to the conveying clearance, the lower end of the rack (1) is provided with a dust collection box (15), the dust collection box (15) is connected with a dust collection cover (16) fixedly connected with the lower ends of the positioning plates (9) on the two sides, and the dust collection cover (16) corresponds to the dust collection clearance.

2. The relay housing dust removing device according to claim 1, characterized in that: first blowing head (13) are round platform form, first blowing head (13) are including blowing head body (17), interior mouthful (18) and outer mouthful (19), blowing head body (17) inner wall has set firmly square frame (20), square frame (20) rotate and are connected with a plurality of regulating plates (21) that are parallel to each other, regulating plate (21) have all set firmly bar frame (22), bar frame (22) are equipped with rotation chamber (23), the inside regulation pole (24) that are equipped with of blowing head body (17), adjust pole (24) fixedly connected with and be located circular convex block (25) that rotate chamber (23), two and regulation pole (24) matched with recess (26) have been seted up in blowing head body (17), be equipped with rubber pad (27) in recess (26), second blowing head (14) are the same with the structure of first blowing head (13).

3. The relay housing dust removing device according to claim 1, characterized in that: one end of the conveying plate (4) close to the feeding hole (5) is fixedly connected with an arc-shaped plate (28), a conveying cavity is formed between the arc-shaped plates (28), one side of the fixing platform (2) close to the arc-shaped plate (28) is fixedly connected with a blower (29), and the blower (29) is connected with an air injection duct (30) corresponding to the conveying cavity.

4. The relay housing dust removing device according to claim 2, characterized in that: blow first body (17) and include first toper portion (31) and second toper portion (32), first toper portion (31) rotate with second toper portion (32) and be connected, first toper portion (31) are located the one end that is close to conveying clearance, four end angles and first toper portion (31) inner wall fixed connection of square frame (20), first toper portion (31) are equipped with sealing ring (33) with second toper portion (32) junction, the one end that first toper portion (31) were kept away from in second toper portion (32) is connected with gas-supply pipe (34), gas-supply pipe (34) respectively with first ventilation pipe (11) and second ventilation pipe (12) threaded connection.

5. The relay housing dust removing device according to claim 1, characterized in that: the conveying device is characterized in that positioning blocks (35) are fixedly connected to two ends of the conveying plate (4), a screw rod (36) is connected to each positioning block (35), a sliding groove (43) matched with each positioning block (35) is formed in the fixed platform (2), each positioning block (35) is slidably connected with the corresponding sliding groove (43), and a plurality of screw holes (37) matched with the corresponding screw rods (36) are formed in the corresponding sliding grooves (43).

6. The relay housing dust removing device according to claim 1, characterized in that: the upper end part of the conveying plate (4) on one side is fixedly connected with a limiting top plate (38), and the limiting top plate (38) is perpendicular to the conveying plate (4).

7. The relay housing dust removing device according to claim 1, characterized in that: the fixed station (2) is hinged with a cover plate (39), and the cover plate (39) is provided with an observation window (40) corresponding to the conveying gap.

8. The relay housing dust removing device according to claim 1, characterized in that: an inclined guide plate (41) is arranged at one end, close to the discharge hole (5), of the fixed table (2), and a collecting box (42) is connected to one end, far away from the fixed table (2), of the guide plate (41).

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