CN219980572U - Motor junction box device for water pump motor - Google Patents
Motor junction box device for water pump motor Download PDFInfo
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- CN219980572U CN219980572U CN202320878873.7U CN202320878873U CN219980572U CN 219980572 U CN219980572 U CN 219980572U CN 202320878873 U CN202320878873 U CN 202320878873U CN 219980572 U CN219980572 U CN 219980572U
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- extending
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a motor junction box device for a water pump motor, which comprises: the cover body comprises a top wall, three-side extending parts and one-side opening and closing parts, wherein the three-side extending parts and the one-side opening and closing parts extend downwards from the top wall, the lower ends of the extending parts and the opening and closing parts are respectively provided with grooves communicated with each other, and the length of the inner edges of the grooves of the extending parts is greater than that of the outer edges of the grooves of the extending parts; the box body comprises a bottom wall and a side wall, the upper end of the side wall is provided with a protruding part, the protruding part of the box body is clamped with the groove of the cover body, and the inner edges of the extending part and the groove of the opening and closing part protrude out of the inner surface of the protruding part; the cover body is provided with four through holes, the box body is provided with four screw holes, and four bolts respectively penetrate through the four through holes and the four screw holes to connect the cover body and the box body; a motor interface and a projection extending outwardly from and surrounding the motor interface are provided adjacent one of the side walls of the bottom wall, the projection having a recess. The motor junction box device suitable for the water pump motor and good in sealing performance can be realized through the utility model.
Description
Technical Field
The utility model relates to the technical field of water pump motors, in particular to a motor junction box device for a water pump motor.
Background
Generally, a junction box assembly is arranged on a shell of a water pump motor, but in the prior art, the sealing performance of the existing junction box device is poor, a good waterproof effect cannot be achieved on electronic devices in the junction box, and the motor can be short-circuited or burnt out when serious, so that the service life of the motor is shortened, and a great potential safety hazard is generated.
Disclosure of Invention
The utility model mainly aims to provide a motor junction box device for a water pump motor, which is used for solving the problem of poor sealing performance of a motor junction box in the prior art.
According to an embodiment of the present utility model, there is provided a motor junction box apparatus for a water pump motor, including: the cover body comprises a top wall, three-side extending parts and one-side opening and closing parts, wherein the three-side extending parts and the one-side opening and closing parts extend downwards from the top wall, the lower ends of the extending parts and the opening and closing parts are respectively provided with grooves communicated with each other, rubber pads are arranged in the grooves, and the length of the inner edges of the grooves of the extending parts is greater than that of the outer edges of the grooves of the extending parts; the box body comprises a bottom wall and a side wall, wherein the upper end of the side wall is provided with a protruding part, the protruding part of the box body is clamped with the groove of the cover body, and the inner edges of the extending part and the groove of the opening and closing part protrude out of the inner surface of the protruding part; the cover body is provided with four through holes, the box body is provided with four screw holes, and four bolts respectively penetrate through the four through holes and the four screw holes to connect the cover body and the box body; a motor interface and a protrusion extending outward from the motor interface and surrounding the motor interface are arranged near one side wall of the bottom wall, the protrusion is provided with a groove, and a rubber pad is arranged in the groove of the protrusion.
The four through holes are arranged at four corners of the cover body and penetrate through the grooves of the extension part.
The bottom wall is provided with two through holes, the two through holes are arranged at the diagonal positions of the protruding part along the diagonal line, and the two through holes penetrate through the groove of the protruding part.
The length of the outer edge of the groove of the opening and closing part is larger than that of the inner edge of the groove of the opening and closing part.
Wherein the height of the inner edge of the groove of the protruding part is lower than the height of the outer edge of the groove of the protruding part.
Wherein the bottom wall is an inward concave arc bottom wall.
And the other side wall opposite to the side wall close to the motor interface is provided with a waterproof power interface which extends outwards.
The length of the opening and closing part is larger than that of the extending part, and a buckle is arranged at the lower end of the opening and closing part.
According to the technical scheme of the utility model, the groove is formed in the cover body, the protruding part matched with the groove is formed in the box body, and the groove is formed in the bottom wall of the box body, so that the motor junction box device which can be fixed on the water pump motor and is matched with the opening structure of the water pump motor is realized, and the motor junction box device and the junction of the motor junction box device and the water pump motor have good sealing performance, so that water or water vapor is prevented from entering the motor junction box to cause short circuit of the motor, the service life of the motor is prolonged, and the occurrence of safety accidents is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of a motor junction box according to an embodiment of the present utility model;
FIG. 2 is another schematic illustration of a motor junction box according to an embodiment of the present utility model;
FIG. 3 is a schematic bottom view of a cover according to an embodiment of the utility model;
FIG. 4 is a schematic cross-sectional view of the cover according to the embodiment of FIG. 1 taken along line A-A;
FIG. 5 is a schematic top view of a cartridge according to an embodiment of the present utility model;
FIG. 6 is a schematic cross-sectional view of the motor junction box according to the embodiment of FIG. 1 taken along line A-A;
fig. 7 is a schematic bottom view of a motor junction box according to an embodiment of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The following describes in detail the technical solutions provided by the embodiments of the present utility model with reference to the accompanying drawings.
According to an embodiment of the utility model, a motor junction box device for a water pump motor is provided. Referring to fig. 1 to 3, the motor junction box device has a substantially rectangular parallelepiped shape, and comprises a cover 1 and a box 2, wherein the cover 1 covers an opening of the box 2, and the bottom of the box 2 is recessed inward to form a certain arc. The cover 1 includes a top wall 11, three-sided extending portions 12 and one-sided opening and closing portions 13, the three-sided extending portions 12 and one-sided opening and closing portions 13 encircle the top wall 11 and extend (i.e., downwardly extend) from the top wall 11 toward the box 2 to form a rim of the cover 1, wherein the length of the opening and closing portions 13 is greater than the length of the extending portions 12. A groove 121 is provided at the lower end of the extension 12 (i.e., the end of the extension 12 remote from the top wall 11), a groove 131 is provided at the lower end of the opening and closing part 13 (i.e., the end of the opening and closing part 13 remote from the top wall 11), and the groove 121 and the groove 131 communicate with each other to form a groove surrounding the lower edge end of the lid body 1. Referring to fig. 4, the length of the inner edge 122 of the groove 121 is equal to the length of the inner edge 132 of the groove 131, the length of the inner edge 122 of the groove 121 is greater than the length of the outer edge 123 of the groove 121, and the length of the outer edge 133 of the groove 131 is greater than the length of the inner edge 132 of the groove 131 to form a waterproof height difference. Referring to fig. 2 and 4, a catch 134 extending further downward is provided at the lower end of the outer rim 133 of the recess 131, the catch 134 protruding from the outer surface of the case 2, thereby facilitating the user to open the cover 1. Inside the grooves 121 and 131 are provided rubber pads (not shown in the figures) adapted to the shape of the grooves, which may also be referred to as rubber strips, for sealing the gap between the cover 1 and the case 2. With continued reference to fig. 3, four through holes 14 are provided through the recess and the top wall 11 at the four corners of the cover 1. In the embodiment of the present utility model, the opposite two-sided extension 12 has four arc-shaped protrusions protruding inward for opening the through hole 14, the four arc-shaped protrusions are symmetrically disposed in the inner edge of the opposite two-sided extension 12 and each arc-shaped protrusion is disposed near the corner of the cover 1.
Referring to fig. 5, the case 2 includes a bottom wall 21 and a side wall 22, the side wall 22 surrounding the bottom wall 21. The side wall 22 has a boss 221 at one end near the cover 1 (i.e., the upper end of the side wall 22). The shape of the protruding part 221 is matched with the shapes of the groove 121 and the groove 131, when the cover body 1 is covered on the box body 2, the groove 121, the groove 131 and the protruding part 221 form a clamping connection to determine the position relationship between the cover body 1 and the box body 2, and the situation that a gap exists in the motor junction box and the motor junction box cannot be sealed due to the deviation of the position relationship between the cover body 1 and the box body 2 is avoided. Referring to fig. 4 and 6, when the boss 221 is inserted into the groove 121 and the groove 131, the outer edge 123 of the groove 121 is flush with the outer surface of the sidewall 22, and the inner edge 122 of the groove 121 and the inner edge 132 of the groove 131 protrude from the inner surface of the boss 221 to further form a sealing structure. With continued reference to fig. 5, four screw holes 23 are provided at four corners of the case 2, and bolts can be respectively screwed into the screw holes 23 through the through holes 14 to connect and closely attach the case 1 and the cover 2. In the embodiment of the present utility model, the side wall 22 has four arc-shaped protrusions protruding inwards, the arc-shaped protrusions are used for forming the screw holes 23, and the positions of the arc-shaped protrusions of the side wall 22 correspond to the positions of the arc-shaped protrusions of the extension 12, so that the grooves 121 and 131 are clamped with the protrusions 221.
Referring to fig. 1 and 7, the bottom wall 21 is an inward concave arc bottom wall, that is, the shape of the bottom wall 21 is adapted to the shape of the motor barrel, so that the motor junction box can be fixed on the outer surface of the motor. A motor interface or plug 24 is provided on the bottom wall 21, the motor interface 24 being an irregularly shaped opening provided on the bottom wall 21, in the embodiment of the utility model the motor interface 24 is provided near the side wall 222, the motor interface 24 being adapted to connect with a motor cartridge and to connect wires in the motor cartridge into a motor junction box. There is a protrusion 25 extending outwardly at the motor interface 24 toward the outside of the motor junction box, the protrusion 25 is provided around the motor interface 24, the protrusion 25 is irregularly shaped and the protrusion 25 has a groove 251, and a rubber pad (not shown in the drawing) is provided in the groove 251 to be adapted to the shape of the groove 251 so as to seal the gap between the motor junction box and the motor cartridge. Referring to fig. 2, the height of the inner edge 252 of the groove 251 is lower than the height of the outer edge 253 of the groove 251 to form a waterproof height difference. With continued reference to fig. 7, two through holes 26 are provided diagonally at opposite corners of the projection 25, respectively, and the two through holes 26 penetrate the recess 251 and the bottom wall 21 to provide holes for fixing the motor terminal block to the motor cartridge. Accordingly, the motor cartridge (not shown) has an opening structure thereon adapted to the motor interface 24 for wiring, and a projection adapted to the recess 251 for snap-fitting the motor terminal box to the motor cartridge. The protruding portion of the motor cylinder has two screw holes corresponding to the positions of the through holes 26, and two bolts can be respectively screwed into the screw holes of the motor cylinder through the through holes 26 and the rubber pads to connect and closely fit the cover body 2 and the motor cylinder.
An outwardly extending waterproof power port 27 is provided on the other side wall opposite the side wall adjacent to the motor port 24, and an external power cord or cable is connected to the motor junction box device through the power port 27. Specifically, the waterproof power supply port 27 is disposed on the side wall 223, and the side wall 223 is opposite to the side wall 222, that is, the motor port 24 and the waterproof power supply port 27 are located on the same horizontal line, so that the electric wire is prevented from being bent and damaged due to excessive bending in the motor junction box. Further, in order to avoid the waterproof power interface 27 from affecting the opening and closing of the cover 1, a protrusion portion adapted to the recess 131 is generally provided at an upper end of any one of the side walls adjacent to or opposite to the side wall 223.
Referring to fig. 2 and 6 in combination, in actual use, the box body 2 is placed on the motor cylinder, the protruding part on the motor cylinder is inserted into the groove 251 to form a clamping connection, after the bolt is screwed in, the box body 2 is tightly attached to the motor cylinder, and the rubber pad in the groove 251 seals the gap between the box body 2 and the motor cylinder, so that water leakage at the joint of the box body 2 and the motor cylinder is avoided; the cover body 1 is covered on the box body 2, the protruding part 221 is inserted into the groove 121 and the groove 131 to form clamping connection, after the bolt is screwed in, the cover body 1 is tightly attached to the box body 2, and the rubber pad in the groove 121 and the groove 131 seals the gap between the cover body 1 and the box body 2, so that water leakage at the joint of the cover body 1 and the box body 2 is avoided.
According to the embodiment of the utility model, the groove is formed in the cover body, the rubber pad is arranged in the groove, the protruding part is arranged in the box body, the groove of the cover body is clamped with the protruding part of the box body, the motor junction box forms a sealing structure after the screw bolt is screwed in for fixing, the rubber pad is arranged in the groove through the groove arranged in the bottom wall of the box body, the groove of the box body is clamped with the protruding part of the motor barrel, the sealing structure is formed between the motor junction box and the motor barrel after the screw bolt is screwed in for fixing, and therefore the motor junction box device matched with the motor barrel is realized.
Although the present disclosure has been described in detail with reference to particular embodiments thereof, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the embodiments. Accordingly, it is intended that the present disclosure cover the modifications and variations of this disclosure provided they come within the spirit and scope of the utility model and the equivalents thereto, and that the appended claims and their equivalents be embraced thereby.
Furthermore, the features disclosed in the foregoing description, or the following claims, or the accompanying drawings, expressed in their specific forms or in terms of a means for performing the disclosed function, or a method or process for attaining the disclosed result, as appropriate, may, separately, or in any combination of such features, be utilised for realising the utility model in diverse forms thereof. In particular, one or more features of any of the embodiments described herein may be combined with one or more features of any other embodiment described herein.
Protection may also be sought for any feature disclosed in any one or more of the publications cited in connection with the present disclosure and/or incorporated by reference.
Claims (8)
1. A motor junction box apparatus for a water pump motor, comprising:
the cover body comprises a top wall, three-side extending parts and one-side opening and closing parts, wherein the three-side extending parts and the one-side opening and closing parts extend downwards from the top wall, the lower ends of the extending parts and the opening and closing parts are respectively provided with grooves communicated with each other, rubber pads are arranged in the grooves, and the length of the inner edges of the grooves of the extending parts is greater than that of the outer edges of the grooves of the extending parts;
the box body comprises a bottom wall and a side wall, wherein the upper end of the side wall is provided with a protruding part, the protruding part of the box body is clamped with the groove of the cover body, and the inner edges of the extending part and the groove of the opening and closing part protrude out of the inner surface of the protruding part; the cover body is provided with four through holes, the box body is provided with four screw holes, and four bolts respectively penetrate through the four through holes and the four screw holes to connect the cover body and the box body;
a motor interface and a protrusion extending outward from the motor interface and surrounding the motor interface are arranged near one side wall of the bottom wall, the protrusion is provided with a groove, and a rubber pad is arranged in the groove of the protrusion.
2. The motor terminal block apparatus according to claim 1, wherein the four through holes are provided at four corners of the cover body, the four through holes penetrating through the grooves of the extension portion.
3. The motor terminal block apparatus according to claim 1, wherein the bottom wall has two through holes provided diagonally at opposite corners of the protruding portion, the two through holes penetrating through the groove of the protruding portion.
4. The motor terminal block assembly of claim 1, wherein the length of the outer edge of the recess of the opening and closing portion is greater than the length of the inner edge of the recess of the opening and closing portion.
5. The motor terminal block assembly of claim 1, wherein the height of the inner edge of the recess of the projection is lower than the height of the outer edge of the recess of the projection.
6. The motor terminal block assembly of claim 1, wherein the bottom wall is an inwardly concave arcuate bottom wall.
7. The motor terminal block assembly of claim 1, wherein an outwardly extending waterproof power port is provided on the opposite side wall of the side wall adjacent to the motor port.
8. The motor junction box device according to claim 1, wherein the length of the opening and closing portion is longer than the length of the extending portion, and a catch is provided at a lower end of the opening and closing portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320878873.7U CN219980572U (en) | 2023-04-14 | 2023-04-14 | Motor junction box device for water pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320878873.7U CN219980572U (en) | 2023-04-14 | 2023-04-14 | Motor junction box device for water pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219980572U true CN219980572U (en) | 2023-11-07 |
Family
ID=88596891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320878873.7U Active CN219980572U (en) | 2023-04-14 | 2023-04-14 | Motor junction box device for water pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219980572U (en) |
-
2023
- 2023-04-14 CN CN202320878873.7U patent/CN219980572U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |