CN211629982U - Waterproof type explosion-proof motor - Google Patents
Waterproof type explosion-proof motor Download PDFInfo
- Publication number
- CN211629982U CN211629982U CN202020506823.2U CN202020506823U CN211629982U CN 211629982 U CN211629982 U CN 211629982U CN 202020506823 U CN202020506823 U CN 202020506823U CN 211629982 U CN211629982 U CN 211629982U
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- Prior art keywords
- waterproof
- annular
- end disc
- groove
- disc
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- 238000007789 sealing Methods 0.000 claims description 30
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a waterproof explosion-proof motor, including motor main part and the waterproof terminal box of setting at the motor main part top, the top of waterproof terminal box is fixed with the lid, the top of motor main part is provided with the output shaft, the bottom of motor main part is fixed with the end cover, the tip of end cover is provided with foraminiferous end disc, and the tip of end cover sets up the circular installing port with foraminiferous end disc looks adaptation, the surface of foraminiferous end disc runs through and has seted up a plurality of louvres, the inside symmetry of foraminiferous end disc has seted up two spring pockets; through the spring groove, flexible fixture block, connecting groove, side groove, draw piece, pull head and the spacing side piece that sets up for foraminiferous end disc can directly accomplish solitary dismantlement and installation from the tip of end shield, has solved the unable problem of dismantling alone of foraminiferous end disc among the former device, thereby brings the convenience to the clearance of the interior laying dust of radiating hole for follow-up operating personnel, and the dismouting mode of foraminiferous end disc is very convenient.
Description
Technical Field
The utility model belongs to the technical field of explosion-proof machine, concretely relates to waterproof type explosion-proof machine.
Background
The explosion-proof motor is a motor which can be used in flammable and explosive places, does not generate electric sparks during operation, adopts an explosion-proof shell to separate an electric part which can generate sparks, electric arcs and dangerous temperatures from surrounding explosive gas mixtures, thereby improving the use safety, and the waterproof explosion-proof motor is the explosion-proof motor provided with a waterproof junction box, and a waterproof sealing ring is arranged in the junction box at the top of the explosion-proof motor, thereby playing a waterproof protection role on the junction part.
Present waterproof type explosion proof machine is after using one end time, can store up the dust in the radiating hole of foraminiferous end disc, normal heat dissipation when influencing the motor operation, and because current foraminiferous end disc is with end cover welded fastening, lead to foraminiferous end disc to pull down alone and clear up to bring inconvenience for operating personnel to the clearance of louvre, have certain drawback, for this the utility model provides a waterproof type explosion proof machine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterproof explosion-proof machine to solve the current waterproof explosion-proof machine who proposes in the above-mentioned background art and after using one end time, can store up the dust in the radiating hole of foraminiferous end disc, influence the normal heat dissipation when motor operation, and because current foraminiferous end disc is with end cover direct welded fastening, lead to the unable clearance of tearing down alone of foraminiferous end disc, thereby it is inconvenient to bring the clearance of louvre for operating personnel, there is certain drawback problem.
In order to achieve the above object, the utility model provides a following technical scheme: a waterproof type explosion-proof motor comprises a motor body and a waterproof junction box arranged at the top of the motor body, wherein a box cover is fixed at the top of the waterproof junction box, an output shaft is arranged at the top end of the motor body, an end cover is fixed at the bottom end of the motor body, a perforated end disc is arranged at the end part of the end cover, a circular mounting port matched with the perforated end disc is arranged at the end part of the end cover, a plurality of heat dissipation holes are formed in the surface of the perforated end disc in a penetrating manner, two spring grooves are symmetrically formed in the perforated end disc, the top ends of the spring grooves are connected with telescopic fixture blocks, connecting clamping grooves corresponding to the telescopic fixture blocks are formed in the inner wall of the circular mounting port, two side grooves are formed in the outer side surface of the perforated end disc, pull blocks are arranged in the side grooves, the bottom ends of the pull blocks are welded and fixed with the bottom ends of the telescopic fixture blocks, and limiting side blocks, and the limiting side block and the pull head are both positioned on the inner side of the side groove.
Preferably, a sealing structure is arranged between the box cover and the waterproof junction box and comprises a waterproof sealing ring, and annular mounting grooves corresponding to the waterproof sealing ring are formed in the bottom surface of the box cover and the top surface of the waterproof junction box.
Preferably, the inner side of the annular mounting groove is provided with an annular clamping block, and the two ends of the waterproof sealing ring are provided with annular clamping grooves corresponding to the annular clamping blocks.
Preferably, the outer side surface and the inner side surface of the waterproof sealing ring are provided with a plurality of integrated convex rings, and the inner walls of two sides of the annular mounting groove are provided with annular inner wall clamping grooves corresponding to the convex rings.
Preferably, the bottom end of the spring groove is provided with a through hole corresponding to the pull block, and the through hole is communicated with the side groove.
Preferably, the bottom end of the circular mounting opening is provided with an annular check ring, the annular check ring and the end shield are of an integrated structure, and the inner side surface of the end disc with the hole is provided with an annular recess corresponding to the annular check ring.
Preferably, the bottom of the motor main body is welded and fixed with a base, and a plurality of reserved mounting holes are formed in the base.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the spring groove, flexible fixture block, connecting groove, side groove, draw piece, pull head and the spacing side piece that sets up for foraminiferous end disc can directly accomplish solitary dismantlement and installation from the tip of end shield, has solved the unable problem of dismantling alone of foraminiferous end disc among the former device, thereby brings the convenience to the clearance of the interior laying dust of radiating hole for follow-up operating personnel, and the dismouting mode of foraminiferous end disc is very convenient.
2. Through the annular clamping block, the annular clamping groove and the convex ring which are arranged, the waterproof sealing ring can be well limited in the connection process of the box cover and the waterproof junction box, the position deviation is avoided, meanwhile, the sealing performance of the connection part of the waterproof junction box and the box cover can be further improved, and the waterproof effect is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the connection between the perforated end plate and the end shield;
FIG. 3 is an enlarged view of a portion of the area A in FIG. 2 according to the present invention;
FIG. 4 is a side view of the perforated end disk of the present invention;
fig. 5 is a cross-sectional view of the connection between the box cover and the waterproof junction box in embodiment 2 of the present invention;
fig. 6 is a partial enlarged view of the area B in fig. 5 according to embodiment 2 of the present invention;
in the figure: 1. a motor main body; 2. a waterproof junction box; 3. a box cover; 4. an output shaft; 5. an end shield; 6. an end disc with holes; 7. a circular mounting opening; 8. a spring slot; 9. a telescopic clamping block; 10. a connecting clamping groove; 11. pulling the block; 12. a slider; 13. a side groove; 14. an annular retainer ring; 15. limiting the side block; 16. heat dissipation holes; 17. a waterproof sealing ring; 18. an annular mounting groove; 19. an annular fixture block; 20. an annular neck; 21. a convex ring; 22. annular inner wall draw-in groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, the present invention provides a technical solution: a waterproof type explosion-proof motor comprises a motor body 1 and a waterproof junction box 2 arranged on the top of the motor body 1, wherein a box cover 3 is fixed on the top of the waterproof junction box 2 through bolts, an output shaft 4 is arranged on the top end of the motor body 1, an end cover 5 is fixed on the bottom end of the motor body 1 through bolts, a perforated end disc 6 is arranged at the end part of the end cover 5, a circular mounting port 7 matched with the perforated end disc 6 is formed in the end part of the end cover 5, a plurality of radiating holes 16 are formed in the surface of the perforated end disc 6 in a penetrating manner, so that heat generated when the motor body 1 operates can be radiated through the radiating holes 16, two spring grooves 8 are symmetrically formed in the inner part of the perforated end disc 6, the top ends of the spring grooves 8 are connected with telescopic fixture blocks 9 through springs, connecting clamping grooves 10 corresponding to the telescopic fixture blocks 9 are formed in the inner wall of the circular mounting port 7, and the inside of the side groove 13 is provided with a pull block 11, the bottom end of the pull block 11 is welded and fixed with the bottom end of the telescopic fixture block 9, the top end surface of the pull block 11 is welded and fixed with a limiting side block 15 and a pull head 12, and the limiting side block 15 and the pull head 12 are both positioned at the inner side of the side groove 13, so that the perforated end disc 6 can be directly detached and installed independently from the end part of the end cover 5.
In this embodiment, preferably, the bottom end of the spring slot 8 is provided with a through hole corresponding to the pull block 11, and the through hole is communicated with the side slot 13.
In this embodiment, preferably, the bottom end of the circular mounting opening 7 is provided with an annular retaining ring 14, the annular retaining ring 14 and the end cover 5 are of an integral structure, and the inner side surface of the perforated end disc 6 is provided with an annular recess corresponding to the annular retaining ring 14, so as to prevent the perforated end disc 6 from being directly pushed into the inner side of the end cover 5.
In this embodiment, preferably, the bottom of the motor main body 1 is welded and fixed with a base, and a plurality of reserved mounting holes are formed in the base.
Example 2
Referring to fig. 1 to 6, the present invention provides a technical solution: a waterproof type explosion-proof motor comprises a motor body 1 and a waterproof junction box 2 arranged on the top of the motor body 1, wherein a box cover 3 is fixed on the top of the waterproof junction box 2 through bolts, an output shaft 4 is arranged on the top end of the motor body 1, an end cover 5 is fixed on the bottom end of the motor body 1 through bolts, a perforated end disc 6 is arranged at the end part of the end cover 5, a circular mounting port 7 matched with the perforated end disc 6 is formed in the end part of the end cover 5, a plurality of radiating holes 16 are formed in the surface of the perforated end disc 6 in a penetrating manner, so that heat generated when the motor body 1 operates can be radiated through the radiating holes 16, two spring grooves 8 are symmetrically formed in the inner part of the perforated end disc 6, the top ends of the spring grooves 8 are connected with telescopic fixture blocks 9 through springs, connecting clamping grooves 10 corresponding to the telescopic fixture blocks 9 are formed in the inner wall of the circular mounting port 7, and the inside of the side groove 13 is provided with a pull block 11, the bottom end of the pull block 11 is welded and fixed with the bottom end of the telescopic fixture block 9, the top end surface of the pull block 11 is welded and fixed with a limiting side block 15 and a pull head 12, and the limiting side block 15 and the pull head 12 are both positioned at the inner side of the side groove 13, so that the perforated end disc 6 can be directly detached and installed independently from the end part of the end cover 5.
In this embodiment, preferably, a sealing structure is arranged between the box cover 3 and the waterproof junction box 2, the sealing structure includes a waterproof sealing ring 17, the waterproof sealing ring 17 is a rubber member, and annular mounting grooves 18 corresponding to the waterproof sealing ring 17 are formed in the bottom surface of the box cover 3 and the top surface of the waterproof junction box 2, so that the joint of the box cover 3 and the waterproof junction box 2 has good sealing performance, and a waterproof effect is achieved.
In this embodiment, preferably, the inner side of the annular mounting groove 18 is provided with an annular clamping block 19, and two ends of the waterproof sealing ring 17 are both provided with an annular clamping groove 20 corresponding to the annular clamping block 19, so that the waterproof sealing ring 17 can be well limited in the connection process of the box cover 3 and the waterproof junction box 2.
In this embodiment, preferably, the outer side surface and the inner side surface of the waterproof sealing ring 17 are both provided with a plurality of integrated convex rings 21, and the inner walls of the two sides of the annular mounting groove 18 are both provided with annular inner wall clamping grooves 22 corresponding to the convex rings 21, so that the sealing performance of the joint of the waterproof junction box 2 and the box cover 3 can be further improved, and the waterproof effect is optimized.
In this embodiment, preferably, the bottom end of the spring slot 8 is provided with a through hole corresponding to the pull block 11, and the through hole is communicated with the side slot 13.
In this embodiment, preferably, the bottom end of the circular mounting opening 7 is provided with an annular retaining ring 14, the annular retaining ring 14 and the end cover 5 are of an integral structure, and the inner side surface of the perforated end disc 6 is provided with an annular recess corresponding to the annular retaining ring 14, so as to prevent the perforated end disc 6 from being directly pushed into the inner side of the end cover 5.
In this embodiment, preferably, the bottom of the motor main body 1 is welded and fixed with a base, and a plurality of reserved mounting holes are formed in the base.
The utility model discloses a theory of operation and use flow: when dust accumulation occurs in the heat dissipation hole 16 and needs to be cleaned, an operator only needs to pull the pull head 12 in the side groove 13 towards the center of the perforated end disc 6 to cause the pull block 11 to pull the top end of the telescopic fixture block 9 into the inner side of the spring groove 8 until the top end of the telescopic fixture block 9 is moved out of the connecting clamping groove 10, the perforated end disc 6 can be directly detached from the inner side of the circular mounting hole 7, and the dust accumulation in the heat dissipation hole 16 can be thoroughly cleaned under the external environment, so that the problem that the heat dissipation hole 16 can be cleaned only by detaching the end cover 5 in the original device because the perforated end disc 6 cannot be detached alone is solved, the operator can clean the heat dissipation hole 16 conveniently clean the dust accumulation in the heat dissipation hole 16, when the perforated end disc 6 needs to be assembled back subsequently, the pull head 12 towards the center of the perforated end disc 6 again and push the perforated end disc 6 into the inner side of the circular mounting hole 7, the telescopic fixture block 9 can be aligned with the connecting clamping groove 10, then the pull head 12 is loosened, the spring in the spring groove 8 pushes the telescopic fixture block 9 back, the top end of the telescopic fixture block 9 can be clamped into the inner side of the connecting clamping groove 10, and the end disc 6 with holes can be installed on the inner side of the circular installation opening 7, so that the installation of the end disc 6 with holes can be completed quickly;
when the box cover 3 needs to be fixed on the top of the waterproof junction box 2, the waterproof sealing ring 17 can be pressed into the annular mounting groove 18 on the top of the waterproof junction box 2 by force, so that the annular clamping block 19 can be clamped into the annular clamping groove 20 at the bottom of the waterproof sealing ring 17, and the convex ring 21 can be clamped into the inner side of the annular inner wall clamping groove 22, so that the waterproof sealing ring 17 can be directly clamped on the top of the waterproof junction box 2, thereby preventing the waterproof sealing ring 17 from being displaced in the connection process of the box cover 3 and the waterproof junction box 2, and after the waterproof sealing ring 17 is clamped on the top of the waterproof junction box 2, the box cover 3 is moved to the top of the waterproof junction box 2 to be pressed down, so that the top end of the waterproof sealing ring 17 is pressed into the annular mounting groove 18 at the bottom of the box cover 3, the annular clamping block 19 is, then fix lid 3 at the top of waterproof terminal box 2 with the bolt, after the bolt was screwed up completely, waterproof sealing ring 17 can receive the extrusion and take place deformation to fill up annular mounting groove 18 inboard, can make lid 3 and waterproof terminal box 2's junction have good leakproofness, thereby play waterproof effect, and can further increase the leakproofness of waterproof terminal box 2 and lid 3 junction under the effect of bulge loop 21 and annular inner wall draw-in groove 22, optimize waterproof effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a waterproof explosion-proof motor, includes motor body (1) and sets up waterproof terminal box (2) at motor body (1) top, the top of waterproof terminal box (2) is fixed with lid (3), the top of motor body (1) is provided with output shaft (4), the bottom mounting of motor body (1) has end cover (5), its characterized in that: the end part of the end cover (5) is provided with a perforated end disc (6), the end part of the end cover (5) is provided with a circular mounting opening (7) matched with the perforated end disc (6), the surface of the perforated end disc (6) is provided with a plurality of heat dissipation holes (16) in a penetrating manner, two spring grooves (8) are symmetrically formed in the perforated end disc (6), the top ends of the spring grooves (8) are connected with telescopic clamping blocks (9), the inner wall of the circular mounting opening (7) is provided with connecting clamping grooves (10) corresponding to the telescopic clamping blocks (9), the outer side surface of the perforated end disc (6) is provided with two side grooves (13), pull blocks (11) are arranged in the side grooves (13), the bottom ends of the pull blocks (11) are fixedly welded with the bottom ends of the telescopic clamping blocks (9), and the top surface of the pull blocks (11) is fixedly provided with limiting side blocks (15) and pull heads (12), and the limiting side block (15) and the pull head (12) are both positioned at the inner side of the side groove (13).
2. The waterproof type explosion-proof motor according to claim 1, wherein: be equipped with seal structure between lid (3) and waterproof terminal box (2), seal structure includes waterproof sealing washer (17), annular mounting groove (18) corresponding with waterproof sealing washer (17) have all been seted up to the bottom surface of lid (3) and the top surface of waterproof terminal box (2).
3. The waterproof type explosion-proof motor according to claim 2, wherein: the inner side of the annular mounting groove (18) is provided with an annular clamping block (19), and two ends of the waterproof sealing ring (17) are provided with annular clamping grooves (20) corresponding to the annular clamping block (19).
4. The waterproof type explosion-proof motor according to claim 2, wherein: the outside surface and the inboard surface of waterproof sealing washer (17) all are equipped with bulge loop (21) of a plurality of integrations, annular inner wall draw-in groove (22) corresponding with bulge loop (21) have all been seted up to the both sides inner wall of annular mounting groove (18).
5. The waterproof type explosion-proof motor according to claim 1, wherein: the bottom end of the spring groove (8) is provided with a through hole corresponding to the pull block (11), and the through hole is communicated with the side groove (13).
6. The waterproof type explosion-proof motor according to claim 1, wherein: the bottom end of the round mounting opening (7) is provided with an annular check ring (14), the annular check ring (14) and the end cover (5) are of an integral structure, and the inner side surface of the end disc with holes (6) is provided with annular depressions corresponding to the annular check ring (14).
7. The waterproof type explosion-proof motor according to claim 1, wherein: the bottom of the motor main body (1) is fixedly welded with a base, and a plurality of reserved mounting holes are formed in the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020506823.2U CN211629982U (en) | 2020-04-09 | 2020-04-09 | Waterproof type explosion-proof motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020506823.2U CN211629982U (en) | 2020-04-09 | 2020-04-09 | Waterproof type explosion-proof motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211629982U true CN211629982U (en) | 2020-10-02 |
Family
ID=72620189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020506823.2U Expired - Fee Related CN211629982U (en) | 2020-04-09 | 2020-04-09 | Waterproof type explosion-proof motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211629982U (en) |
-
2020
- 2020-04-09 CN CN202020506823.2U patent/CN211629982U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |