CN112039268B - Waterproof junction box for motor - Google Patents
Waterproof junction box for motor Download PDFInfo
- Publication number
- CN112039268B CN112039268B CN202010915244.8A CN202010915244A CN112039268B CN 112039268 B CN112039268 B CN 112039268B CN 202010915244 A CN202010915244 A CN 202010915244A CN 112039268 B CN112039268 B CN 112039268B
- Authority
- CN
- China
- Prior art keywords
- box
- waterproof
- cylinder body
- bottom box
- wall
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Or Junction Boxes (AREA)
Abstract
The invention discloses a waterproof junction box for a motor, and belongs to the technical field of junction boxes. The waterproof box comprises a bottom box body, a waterproof sleeve and a box cover, wherein a notch is arranged at the opening end of the bottom box body, a threaded hole is formed in the position of the notch in the bottom box body, an inclined wall is arranged on the inner side wall of the bottom box body, an inner barrel body is arranged in the bottom box body, a limiting groove is formed in the inner barrel body, an inner flanging supporting plate is arranged at the opening end of the inner barrel body, the waterproof sleeve comprises a barrel body, a cover cap arranged at one end of the barrel body and a line pipe part arranged on the outer end face of the cover cap, an inner protruding wall is arranged on the inner side wall of the barrel body, an extension block is arranged on the box cover corresponding to the notch, a through hole is formed in the inner side of the extension block, the box cover further comprises an inner flanging pressing plate and a jacket, a supporting protrusion is arranged on the end face of the inner flanging pressing plate, and an outer protruding wall is arranged on the outer side wall of the jacket. The waterproof junction box for the motor is simple in structure and easy to install, and waterproof performance of the junction box is effectively improved.
Description
Technical Field
The invention relates to the technical field of junction boxes, in particular to a waterproof junction box for a motor.
Background
The motor junction box is generally composed of a bottom box, a box cover, a wiring port and the like, and the waterproof performance is generally considered when the motor junction box is designed, so that electric shock and electric leakage are avoided. At present, in order to waterproof a motor junction box, a cable fixing head is additionally arranged on a box cover, so that water is blocked at a cable access position, and a sealing ring is clamped at a position where a bottom box and a box cover are abutted against each other to seal and block water. The reason that the waterproof effect of the existing junction box for the motor is not ideal enough is as follows: because the motor junction box is arranged on the motor shell when in use, the possibility that the screw on the motor junction box is loosened under the influence of motor vibration can directly lead to the increase of the gap between the propping position of the middle bottom box and the box cover of the existing junction box for the motor, so that the waterproof effect is unreliable; meanwhile, due to the fact that the motor junction box is affected by heat conduction of the motor and the junction resistor at the junction is affected by heating, the temperature of the junction box is high, materials of the bottom box and the box cover of the junction box are mainly PPO, the bottom box, the box cover and the sealing ring form a closed space, the volume of air in the closed space expands along with the rise of the temperature, the air pressure is increased, the mechanical strength of the bottom box and the box cover is reduced, the bottom box or the box cover of the junction box is deformed, and therefore the tightness of the junction box is greatly reduced, and water vapor or dust is led to enter.
It is necessary to provide a waterproof junction box for a motor to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to solve the technical problems that: provided is a waterproof junction box for a motor, which can effectively improve the waterproof property of the junction box.
In order to solve the technical problems, the invention adopts the following technical scheme: the waterproof junction box for the motor comprises a bottom box, a box cover corresponding to the bottom box and a cable fixing head arranged on the box cover, wherein the cable fixing head comprises a threaded joint, and a threaded opening is formed in the side surface of the box cover corresponding to the threaded joint; the waterproof jacket comprises a barrel, a cover and a spool part, wherein a flange is arranged at one end of the barrel, the inner side wall of the barrel corresponds to the limiting groove, an inner protruding wall is arranged on the inner side wall of the barrel, an inner barrel is arranged in the inner box, a limiting groove is formed in the outer side wall of the inner barrel, an inward flanging supporting plate is arranged at the opening end of the inner barrel, the waterproof jacket is further arranged on the inner barrel in a sleeved mode through the waterproof junction box for the motor, the waterproof jacket comprises a barrel body, a cover cap and a spool part, the cover cap is arranged at the other end of the barrel, opposite to the flange, of the spool part, the spool part is arranged on the outer end face of the cover cap, the other end of the spool part is suitable for being sleeved on a threaded joint, an extending block is arranged on the cover cap corresponding to the corresponding notch, a through hole is formed in the inner side of the extending block, the cover cap further comprises an inward flange arranged on the inner side of the cover cap and a clamping plate, the clamping sleeve is correspondingly arranged on the clamping groove, and the outer side of the cover cap is provided with a protruding jacket, and the protruding jacket is arranged on the outer side wall.
Further, the inner protruding wall is suitable for being clamped with the limit groove when the waterproof sleeve is sleeved on the inner cylinder body of the bottom box.
Further, the cover cap is suitable for propping against the inner flanging supporting plate when the waterproof sleeve is sleeved on the inner cylinder body of the bottom box.
Further, blind holes are formed in the outer sides of the extension blocks corresponding to the through holes.
Further, the inner flanging pressing plate is suitable for propping against the cover cap when the box cap is covered on the bottom box, and the waterproof sleeve is sleeved on the inner cylinder body.
Further, the waterproof sleeve is made of butyl rubber.
Further, the waterproof junction box for the motor further comprises a pipe hoop sleeved at the installation matching position of the pipe part and the threaded joint.
Further, the pipe hoop is a ribbon.
Further, a wiring port is formed in the bottom of the bottom box.
Further, a sealing gasket is provided on the outer bottom wall of the bottom box and around the junction port.
The beneficial technical effects of the invention are as follows: the waterproof junction box for the motor comprises a bottom box and a waterproof sleeve, wherein an inner cylinder body is arranged in the bottom box, and the waterproof sleeve is correspondingly sleeved on the waterproof sleeve on the inner cylinder body, so that the inner cylinder body in the bottom box and a box cover can be separated into independent cavities through the waterproof sleeve; the screw hole on the bottom box and the through hole on the box cover are positioned in the direction of separating the vertical bottom box from the box cover, and the fixing structure ensures that the box cover is not easy to separate from the bottom box when the screw at the screw hole of the junction box is loosened under the influence of vibration; the waterproof sleeve sleeved on the inner barrel of the bottom box is matched with the limit groove on the outer side wall of the inner barrel through the inner protruding wall on the inner side wall of the barrel, so that the waterproof sleeve is not easy to deviate and fall off relative to the inner barrel, meanwhile, the tight matching of the inner protruding wall and the limit groove can play a role in blocking water, the box cover covered on the bottom box can simultaneously apply transverse and longitudinal extrusion force to the barrel, the cover and the flange of the waterproof sleeve through the inward flanging pressing plate and the jacket, and the barrel, the cover and the flange of the waterproof sleeve are tightly attached to the inner barrel, the inward flanging supporting plate and the bottom box, so that the sealing effect of the waterproof sleeve is enhanced.
Drawings
The invention is further described below with reference to the drawings and examples.
In the figure: fig. 1 is a schematic view of the overall structure of a waterproof junction box for a motor of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 1;
FIG. 4 is a schematic view of the construction of the midsole box of the waterproof junction box for the motor of FIG. 1;
FIG. 5 is a cross-sectional view taken along the direction B-B in FIG. 4;
Fig. 6 is a schematic view showing the construction of a waterproof jacket in the waterproof junction box for a motor of the present invention of fig. 1;
FIG. 7 is a cross-sectional view taken along the direction E-E in FIG. 6;
Fig. 8 is a schematic structural view of a cover of the waterproof junction box for a motor of the present invention;
FIG. 9 is a cross-sectional view taken along the direction F-F in FIG. 8;
In the figure:
100. a bottom box; 110. a notch; 111. a threaded hole; 120. a wiring port; 130. an inclined wall; 140. an inner cylinder; 141. a limit groove; 142. an inner flanging supporting plate; 150. a clamping groove.
200. A waterproof jacket; 210. a cylinder; 211. a flange; 220. a cover cap; 221. perforating; 230. and a conduit portion.
300. A box cover; 310. extending the block; 311. a blind hole; 312. a through hole; 320. a threaded port; 330. an inner flanging press plate; 331. the supporting bulge; 340. a jacket; 341. an outer protruding wall; 342. an opening.
400. A cable fixing head; 410. a threaded joint.
500. And (5) a pipe hoop.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
The waterproof junction box for the motor shown in fig. 1 comprises a bottom box 100 and a box cover 300 correspondingly arranged on the opening end of the bottom box 100, wherein a junction opening 120 is formed in the bottom of the bottom box 100, a cable fixing head 400 is arranged on one side of the box cover 300, the bottom of the bottom box 100 is placed corresponding to the installation position on the motor and is fixed on the motor through screws when the waterproof junction box is used, the junction opening 120 is used for enabling a junction mechanism of the motor to extend into the bottom box 100, and an external cable penetrates into the junction box through the cable fixing head 400 and is connected to the junction mechanism of the motor in parallel.
The cable fixture 400 shown with reference to fig. 3 includes a threaded connector 410.
As shown in fig. 1, a sealing gasket is provided on the outer bottom wall of the bottom case 100 and around the edge of the junction port 120, preventing moisture and impurities from entering the bottom case 100 from the junction port 120; referring to fig. 4 and 5, in order to fix the bottom case 100 and the case cover 300, four notches 110 are formed around the open end of the bottom case 100, threaded holes 111 are formed on the side wall of each notch 110 on the bottom case 100, the inner side wall of the bottom case 100 and the portion near the inner bottom wall are bent from top to bottom to form an inclined wall 130, in this embodiment, the inside of the bottom case 100 is a cylindrical cavity, so that the inclined wall 130 is in a rotary structure, an inner cylinder 140 integrally formed with the bottom case 100 is formed inside the bottom case 100 and against the inner side wall of the bottom case 100, a limit groove 141 is formed on the outer side wall of the inner cylinder 140 and near the bottom of the bottom case 100, in this embodiment, the limit groove 141 is an annular groove, the open end of the inner cylinder 140 is turned inwards to form an inner turned edge 142 toward the open end of the bottom case 100, and the bottom case 100 further includes a clamping groove 150 formed by spacing the bottom case 100 and the inner cylinder 140, in this embodiment, the clamping groove 150 is in a ring structure.
Referring to fig. 2, the waterproof junction box for a motor of the present embodiment further includes a waterproof jacket 200, and simultaneously referring to fig. 6 and 7, the waterproof jacket 200 includes a cylinder 210, a cover 220 and a conduit part 230, one end of the cylinder 210 is turned outwards to form a flange 211, an inner side wall of the cylinder 210 and a portion close to the flange 211 are protruded to form an inner protruded wall 212, so that when the waterproof jacket 200 is sleeved on the inner cylinder 140 of the bottom box 100, the inner protruded wall 212 can be tightly clamped in the limiting groove 141 by interference, thus the waterproof jacket 200 is not easy to deviate relative to the inner cylinder 140, and simultaneously, a water blocking surface is formed by tightly matching the inner protruded wall 212 with the limiting groove 141, a cover 220 is integrally formed on the other end of the cylinder 210, facing away from the flange 211, so that when the waterproof jacket 200 is sleeved on the inner cylinder 140 of the bottom box 100, and the inner protruded wall 212 is clamped in the limiting groove 141, the cover 220 can abut against the inner turned-over edge support plate 142, a through hole 221 is formed on the cover 220, in this embodiment, the through hole 221 is located at the center of the cover 220, the cover 230 is integrally formed on the end surface of the cover 220 and is integrally formed on the outer end surface of the conduit part 230 and can be fixedly connected to the threaded conduit part 400, and the threaded joint 400 is fixedly connected to the conduit part 400; in this embodiment, the waterproof jacket 200 is made of a butyl rubber material having good elasticity and air tightness.
Referring to fig. 8 and 9, the open end of the lid 300 is provided with integrally formed extension blocks 310 corresponding to the notches 110 of the bottom case 100, the inner side of each extension block 310 is provided with a through hole 312 corresponding to the threaded hole 111 of the notch 110, and the outer side of each extension block 310 is provided with a blind hole 311 corresponding to the through hole 312, so that when the lid 300 is covered on the bottom case 100, the extension blocks 310 can be correspondingly accommodated in the notches 110, and the through holes 312 of the extension blocks 310 are coaxial with the corresponding threaded holes 111 of the notches 110, the lid 300 further comprises an in-turned-edge pressing plate 330 positioned on the inner side wall of the lid 300 and a jacket 340 positioned on the open end of the lid 300, and the in-turned-edge pressing plate 330 is integrally formed at the opening of the lid 300, the outer end of the in-turned-edge pressing plate 330 is provided with a holding protrusion 331, in this embodiment, the supporting protrusion 331 has a ring structure, so that when the lid 300 is covered on the bottom case 100 and the waterproof jacket 200 is sleeved on the inner cylinder 140, the inner flanging press plate 330 can support on the outer end surface of the cover 220, meanwhile, the supporting protrusion 331 supports on the cover 220 to apply constant pressure to the cover 220, the outer side wall of the jacket 340 and the end part close to the jacket 340 are protruded to form an outer protruding wall 341, and a plurality of openings 342 are arranged on the jacket 340 at intervals along the length direction of the jacket 340, so that when the lid 300 is covered on the bottom case 100 and the waterproof jacket 200 is sleeved on the inner cylinder 140, the jacket 340 is accommodated in the clamping groove 150, and the outer protruding wall 341 outside the jacket 340 is propped against the inclined wall 130, so that the jacket 340 is forced to deform to close to the cylinder 210 to apply constant clamping force to the cylinder 210; the side of the cap 300 as shown in fig. 2 is provided with a screw hole 320 corresponding to the cable fixing head 400, into which the screw joint 410 is screwed.
The waterproof terminal box for a motor of the present embodiment further includes a pipe clamp 500 that is sleeved on the pipe portion 230, and in this embodiment, the pipe clamp 500 is a band for further fastening the pipe portion 230 to the threaded joint 410, and in other embodiments, the pipe clamp 500 may be another pipe fastening device such as a clip.
The working process of the waterproof junction box for the motor of the invention is described below with reference to the accompanying drawings:
When the waterproof box is used, the bottom box 100 is put down at a designated installation position corresponding to the motor and is fixed by screws, so that a wiring mechanism of the motor extends into the bottom box 100 from the wiring port 120, then the spool part 230 on the waterproof sleeve 200 is sleeved on one end of the connector 410, which is positioned in the box cover 300, the spool part 230 is fixed by the pipe hoop 500, an external cable penetrates through the cable fixing head 400, the warp spool part 230 penetrates through the wiring mechanism connected into the bottom box 100, finally the cable fixing head 400 is screwed and fixed, and the sealing of the cable part is completed.
After the circuit connection is completed, the cylinder body 210 of the waterproof jacket 200 is firstly sleeved on the inner cylinder body 140 of the bottom box 100 until the inner protruding wall 212 on the cylinder body 210 is clamped into the limit groove 141 on the inner cylinder body 140, then the extension block 310 on the box cover 300 is aligned with the notch 110 on the bottom box 100 and put down, the waterproof jacket 200 is driven to move further downwards along the side wall of the inner cylinder body 140 along with the continuous downward movement of the clamping sleeve 340 and the abutting on the flange 211 of the waterproof jacket 200, finally the abutting protrusion 331 is abutted against the top end of the cover 220 in the waterproof jacket 200, the clamping sleeve 340 is bent towards the middle after the guiding action of the inclined wall 130 to press the cylinder body 210, meanwhile the clamping sleeve 340 abuts on the flange 211, so that the cover 220 is tightly pressed on the outer end face of the inner cylinder body 140, the cylinder body 210 is pressed on the outer end face of the inner cylinder body 140, the flange 211 is forced to abut on the bottom wall of the bottom box 100, and finally screws are screwed into the threaded holes 111 on the bottom box 100 one by one through the through holes 312 on the box cover 300 from the horizontal direction, and the installation is completed.
Because the waterproof jacket 200 separates the inner cylinder 140 and the box cover 300 in the bottom box 100 into independent cavities, when the wiring component in the bottom box 100 and in the inner cylinder 140 heats up to generate thermal expansion, the cover 220 and the wire pipe part 230 of the waterproof jacket 200 can deform and expand by stress so as to reduce the inner cavity pressure of the inner cylinder 140, and the possibility that the bottom box 100 deforms due to the pressure strength is reduced, namely the influence of thermal expansion on the tightness of the waterproof wiring box for the motor in the embodiment is reduced; the screw hole 111 on the bottom box 100 and the through hole 312 on the box cover 300 are positioned in the direction vertical to the separation of the bottom box 100 and the box cover 300, and the fixing structure ensures that the box cover 300 is not easy to separate from the bottom box 100 when the screw at the screw hole 111 of the junction box is loosened under the influence of vibration; the waterproof jacket 200 sleeved on the inner cylinder 140 of the bottom box 100 is matched with the limit groove 141 on the outer side wall of the inner cylinder 140 through the inner protruding wall 212 on the inner side wall of the cylinder 210, so that the waterproof jacket 200 is not easy to deviate and fall off relative to the inner cylinder 140, meanwhile, the tight matching of the inner protruding wall 212 and the limit groove 141 can play a role in blocking water, the box cover 300 covered on the bottom box 100 can simultaneously apply transverse and longitudinal extrusion force to the cylinder 210, the cover 220 and the flange 211 of the waterproof jacket 200 through the inner flanging pressing plate 330 and the jacket 340, so that the cylinder 210, the cover 220 and the flange 211 of the waterproof jacket 200 are tightly attached to the inner cylinder 140, the inner flanging supporting plate 142 and the bottom box 100, the sealing effect of the waterproof jacket 200 is further enhanced, and even if water vapor enters from the edge between the box cover 300 and the bottom box 100, the water vapor is blocked in the clamping groove 150, and the water vapor is difficult to invade into the inner cylinder 140.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. The utility model provides a waterproof terminal box for motor, includes end box (100), lid (300) corresponding with end box (100) and sets up cable fixing head (400) on lid (300), cable fixing head (400) include screwed joint (410), screwed joint (410) have been seted up corresponding to the side of lid (300) screw mouth (320), its characterized in that: the utility model discloses a waterproof wire box for a motor, which is characterized in that a notch (110) is arranged at the opening end of a bottom box (100), a threaded hole (111) is formed in the side wall of the bottom box (100) and positioned at the notch (110), an inclined wall (130) is arranged on the inner side wall of the bottom box (100), an inner cylinder body (140) is arranged in the bottom box (100), a limit groove (141) is formed in the outer side wall of the inner cylinder body (140), an inward flanging supporting plate (142) is arranged at the opening end of the inner cylinder body (140), the bottom box (100) further comprises a clamping groove (150) formed by the bottom box (100) and the inner cylinder body (140) at intervals, the waterproof wire box for the motor further comprises a waterproof sleeve (200) which can be sleeved on the inner cylinder body (140), the waterproof sleeve (200) comprises a cylinder body (210), a cover cap (220) and a wire pipe part (230), a flange (211) is arranged at one end of the cylinder body (210), the inner side wall of the cylinder body (210) is provided with an inner protruding wall (212) corresponding to the limit groove (141), the cover cap (220) is provided with an inner protruding wall (212), the cover cap (220) is arranged at the inner side wall of the back of the cylinder body (210) and is arranged at the other end face of the flange (230) of the wire pipe part, which is suitable for being sleeved on the wire pipe part (230), corresponding breach (110) are provided with extension piece (310) on lid (300), through-hole (312) have been seted up to screw hole (111) on the inboard corresponding breach (110) of extension piece (310), lid (300) still including setting up in interior turn-up clamp plate (330) of lid (300) inside wall and corresponding clamp sleeve (340) that draw-in groove (150) set up be provided with on the outer terminal surface of interior turn-up clamp plate (330) and support and hold protruding (331), corresponding inclined wall (130) are equipped with outer outstanding wall (341) on the lateral wall of clamp sleeve (340) be provided with several opening (342) on clamp sleeve (340).
2. The waterproof terminal box for a motor according to claim 1, wherein: the inner protruding wall (212) is suitable for being clamped with the limit groove (141) when the waterproof sleeve (200) is sleeved on the inner cylinder body (140) of the bottom box (100).
3. The waterproof terminal box for a motor according to claim 1, wherein: the cover cap (220) is suitable for propping against the inner flanging supporting plate (142) when the waterproof sleeve (200) is sleeved on the inner cylinder body (140) of the bottom box (100).
4. The waterproof terminal box for a motor according to claim 1, wherein: blind holes (311) are formed in the outer sides of the extension blocks (310) corresponding to the through holes (312).
5. The waterproof terminal box for a motor according to claim 1, wherein: the inner flanging press plate (330) is suitable for propping against the cover cap (220) when the box cover (300) is covered on the bottom box (100) and the waterproof sleeve (200) is sleeved on the inner cylinder body (140).
6. The waterproof terminal box for a motor according to claim 1, wherein: the waterproof sleeve (200) is made of butyl rubber.
7. The waterproof terminal box for a motor according to claim 1, wherein: the waterproof junction box for the motor further comprises a pipe hoop (500) sleeved at the installation matching position of the wire pipe part (230) and the threaded joint (410).
8. The waterproof terminal box for a motor according to claim 7, wherein: the pipe hoop (500) is a ribbon.
9. The waterproof terminal box for a motor according to claim 1, wherein: a wiring port (120) is formed in the bottom of the bottom box (100).
10. The waterproof terminal block for a motor according to claim 9, wherein: a sealing gasket is provided on the outer bottom wall of the bottom box (100) and around the junction opening (120).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915244.8A CN112039268B (en) | 2020-09-03 | 2020-09-03 | Waterproof junction box for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915244.8A CN112039268B (en) | 2020-09-03 | 2020-09-03 | Waterproof junction box for motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112039268A CN112039268A (en) | 2020-12-04 |
| CN112039268B true CN112039268B (en) | 2024-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010915244.8A Active CN112039268B (en) | 2020-09-03 | 2020-09-03 | Waterproof junction box for motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212677005U (en) * | 2020-09-03 | 2021-03-09 | 无锡市明通动力工业有限公司 | Waterproof junction box for motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201568931U (en) * | 2009-12-25 | 2010-09-01 | 深圳市邦贝尔电子有限公司 | Waterproof terminal box of lamps |
| CN208401463U (en) * | 2018-06-11 | 2019-01-18 | 萧超虎 | A kind of novel waterproof wiring box |
| CN208656357U (en) * | 2018-07-24 | 2019-03-26 | 小耳朵（广东）电子科技股份有限公司 | The electric junction box of waterproof anti-explosion |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212677005U (en) * | 2020-09-03 | 2021-03-09 | 无锡市明通动力工业有限公司 | Waterproof junction box for motor |
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