CN218524779U - Mounting structure and electric energy meter of circuit board subassembly - Google Patents
Mounting structure and electric energy meter of circuit board subassembly Download PDFInfo
- Publication number
- CN218524779U CN218524779U CN202122406059.9U CN202122406059U CN218524779U CN 218524779 U CN218524779 U CN 218524779U CN 202122406059 U CN202122406059 U CN 202122406059U CN 218524779 U CN218524779 U CN 218524779U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- mounting structure
- box
- box main
- board assembly
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a mounting structure and electric energy meter of circuit board subassembly, this mounting structure includes box main part, the hitching piece and the locating part that have the installation cavity, and the hitching piece is located the installation cavity, is used for the circuit board of circuit board subassembly to articulate the cooperation, and the locating part is used for restricting the circuit board subassembly along its thickness direction relative the displacement of box main part; the utility model provides a circuit board subassembly articulates in box main part through the hitching piece, and the relative box main part of circuit board subassembly is injectd through the locating part along the position of thickness direction to realized circuit board subassembly at the inside location of box main part, it is simple and easy, when needs maintenance, can direct contact locating part to the restraint of circuit board subassembly, with circuit board subassembly from plucking on the hitching piece, the upset can be realized the maintenance to the electric device on the circuit board subassembly, has improved maintenance efficiency greatly.
Description
Technical Field
The utility model relates to an electric energy meter equipment technical field, in particular to mounting structure and electric energy meter of circuit board subassembly.
Background
The electric energy meter is the instrument that is used for specially will measuring some time period electric energy integrated value, and it mainly includes mounting box, circuit board and end button box, and circuit board and end button box are located the inner chamber of mounting box, and the end button box is fixed in the mounting box inner chamber, and current circuit board uses the fix with screw usually in end button box department, need during the dismantlement to get loose all screws after just can maintain, dismantle more loaded down with trivial details, inefficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mounting structure and electric energy meter of simple electric energy meter circuit board of dismouting.
The utility model provides a circuit board assembly's mounting structure, including the box main part that has the installation cavity, the box main part has a bridging piece and a locating part, the bridging piece is located the installation cavity, be used for with circuit board assembly's circuit board articulates the cooperation, the locating part is used for the restriction circuit board assembly is relative along its thickness direction the displacement of box main part.
The utility model provides a circuit board assembly articulates on box main part through the link joint piece, and the relative box main part of circuit board assembly is prescribed a limit to through the locating part along the position of thickness direction to realized circuit board assembly at the inside location of box main part, simple and easy, when needs maintenance, can direct contact locating part take circuit board assembly from the link joint piece to circuit board assembly's restraint, the upset can be realized the maintenance to circuit board assembly electric appliance, has improved maintenance efficiency greatly.
In addition, circuit board subassembly articulates in the installation cavity of box main part through the link joint spare in this embodiment, and it is fixed and terminal button box is irrelevant, can be like this according to the reasonable design circuit board size of the actual wiring condition, improves circuit board design flexibility, and does not cause the circuit board space extravagant, saves the cost.
Optionally, the opposite two sides of the mounting cavity of the box main body are provided with a slot with an opening facing the circuit board, when the box main body is mounted, part of the edge of the circuit board is located inside the slot, and the limiting part comprises the slot.
Optionally, the card slot has two inner side walls abutted to the circuit board;
or/and at least one clamping groove is close to a transformer placing area inside the mounting cavity.
Optionally, the inside fixedly connected with support column of installation cavity, the draw-in groove set up in the top of support column.
Optionally, the longitudinal distance between the hanging piece and the supporting column ranges from 40mm to 50mm.
Optionally, the hanging piece comprises a cylinder, and the cylinder is used for hanging and matching with the through hole on the circuit board.
Optionally, the column body includes a large-diameter shaft section and a small-diameter shaft section which are connected, a step surface is arranged between the large-diameter shaft section and the small-diameter shaft section, the other end of the large-diameter shaft section is fixedly connected with the bottom wall of the mounting cavity, the small-diameter shaft section is in hanging connection with the through hole of the circuit board, and the circuit board is abutted against the step surface during mounting.
Optionally, the portable electronic device further includes a box cover for being buckled at an open position of the box main body, and a supporting member is further disposed on an inner side surface of the box cover facing the box main body and is used for supporting and contacting the circuit board in an assembled state.
Furthermore, the utility model also provides an electric energy meter, including circuit board subassembly and terminal button box, still include above-mentioned arbitrary circuit board subassembly's mounting structure, circuit board unit mount in the installation cavity of box main part, the terminal button box is located the outside of installation cavity.
Optionally, the terminal button box is electrically connected with the circuit board through a cable, and the cable is connected with the circuit board through spot welding.
The electric energy meter has the mounting structure of the circuit board assembly, so the electric energy meter also has the technical effect of the mounting structure of the circuit board assembly.
Drawings
Fig. 1 is a schematic structural view of a box main body assembled with a terminal box according to an embodiment of the present invention;
fig. 2 is a schematic front view of a terminal box, a circuit board assembly and a box main body assembly according to an embodiment of the present invention;
fig. 3 is a schematic view of a lid structure according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;
fig. 5 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 1.
Wherein, the one-to-one correspondence between the reference numbers and the names of the components in fig. 1 to 5 is as follows:
the transformer comprises a box body 1, a mounting cavity 1a, a hanging piece 2, a large-diameter shaft section 21, a small-diameter shaft section 22, a limiting piece 3, a supporting column 31, a clamping groove 32, a terminal button box 4, a circuit board 5, a transformer 6, a cable 7, a welding spot 71, a box cover 8, an 81 abutting piece and a transparent window 82.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, fig. 1 is a schematic structural view of a box main body assembled with a terminal box according to an embodiment of the present invention; fig. 2 is a schematic front view of an end button box, a circuit board assembly and a box main body assembly according to an embodiment of the present invention; fig. 3 is a schematic view of a lid structure according to an embodiment of the present invention; FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1; fig. 5 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 1, wherein fig. 4 and 5 are mainly used for illustrating the relative positions of the cartridge body, the hanging member and the limiting member, and other non-essential parts are not shown in the drawings for clarity.
The utility model provides a mounting structure of circuit board subassembly mainly is applied to the electric energy meter. The electric energy meter generally comprises a circuit board assembly and a terminal box 32, wherein the circuit board assembly is provided with a transformer 6, a circuit board 5 and corresponding electronic components, wherein the circuit board 5 is generally an oxidation-resistant and corrosion-resistant epoxy resin board, and specific functions and installation manners of the transformer 6 and other electronic components can refer to the prior art, and detailed descriptions thereof are omitted herein. The terminal box 32 is also known in the art for its primary function.
The utility model discloses a mounting structure of circuit board subassembly includes box main part 1, box main part 1 has uncovered, box main part 1 can be uncovered formula box main part promptly, box main part 1 has installation cavity 1a, the inside hanging piece 2 that is provided with of installation cavity 1a for articulate the cooperation with circuit board 5 of circuit board subassembly, hanging piece 2 can be the cylinder, the one end of cylinder is fixed in the diapire of installation cavity 1a, be provided with the through-hole on the circuit board 5, during the installation of circuit board 5, the free end of cylinder passes the through-hole on the circuit board 5, thereby realize that circuit board 5 articulates on the cylinder. The diameter of the shaft section of the column body and the circuit board 5 which are matched and hung can be reasonably set according to the weight of a specific circuit board assembly. Similarly, the location of the posts may also depend on the structure of the particular circuit board assembly.
The utility model provides a mounting structure of circuit board subassembly still includes locating part 3 for the relative box main part 1's of restriction circuit board subassembly along its thickness direction displacement. The limiting member 3 may be disposed on the box body 1, or may be disposed on a box cover 8 installed in cooperation with the box body 1, and the limiting member 3 may be disposed on both the box body 1 and the box cover 8, and a detailed description will be given later on the specific embodiment of the limiting member 3.
According to the above description, the utility model provides a circuit board subassembly articulates on box main part 1 through articulate piece 2, and relative box main part 1 of circuit board subassembly is injectd through locating part 3 along the position of thickness direction to realized circuit board subassembly at the inside location of box main part 1, it is simple and easy, when needs maintenance, can direct contact locating part 3 to the restraint of circuit board subassembly, take circuit board subassembly from articulate piece 2, the maintenance of device on the circuit board subassembly can be realized to the upset, maintenance efficiency has been improved greatly.
In addition, in this embodiment, the circuit board assembly is hung inside the installation cavity 1a of the box main body 1 of the installation cavity 1a through the hanging piece 2, and the fixing of the circuit board assembly is not related to the terminal button box 32, so that the size of the circuit board 5 can be reasonably designed according to the actual wiring condition, the design flexibility of the circuit board 5 is improved, the space waste of the circuit board 5 is avoided, and the cost is saved.
The utility model provides a circuit board assembly installs in installation cavity 1a of box main part 1, and terminal box 32 is located the outside of installation cavity 1 a.
Referring to fig. 2, 4 and 5, in an embodiment, the opposite two sides of the mounting cavity 1a of the main body 1 are provided with card slots 32 with openings facing the circuit board 5, when mounting, a part of the edge of the circuit board 5 is located inside the card slots 32, and the limiting member 3 includes the card slots 32. When the circuit board assembly is mounted, both side edges of the circuit board 5 are fitted into the fitting grooves 32, and the fitting grooves 32 are used to restrict the position of the circuit board 5 in the thickness direction with respect to the case main body 1. In order to improve the stability of the circuit board assembly after installation, the clamping groove 32 can be provided with two inner side walls which are abutted with the circuit board 5 in an attaching manner; that is to say, after the circuit board 5 is installed in the card slot 32, there is almost no gap between the board surface of the circuit board 5 and the card slot 32, and there is almost no movement gap between the board surface and the card slot 32 in the thickness direction, so that the installation stability of the circuit board 5 is greatly improved.
In addition, the clamping groove 32 is simple in structure, easy to implement, low in use cost and small in occupied space.
In the above embodiment, at least one card slot 32 is adjacent to the transformer 6 placement region inside the mounting chamber 1 a. Therefore, the clamping groove 32 can reliably support the area of the circuit board 5 for mounting the transformer 6, and the circuit board 5 can be effectively prevented from sinking.
In one embodiment, a supporting column 31 is fixedly connected to the inside of the mounting cavity 1a of the mounting structure of the circuit board assembly, and a clamping groove 32 is arranged at the top of the supporting column 31.
In the above embodiments, the longitudinal distance H between the hanger and the support column 31 is in the range of 30mm to 50mm. In one specific embodiment, the hanger member is spaced apart from the support column 31 by a longitudinal distance H of 40mm. Of course, the longitudinal distance H between the hanger and the support column 31 may be any value between 30mm and 50mm, for example 35mm, 38mm, 42mm or 45mm, etc.
It should be noted that, the vertical direction shown in fig. 2 is defined as a longitudinal direction, and correspondingly, the direction perpendicular to the longitudinal direction is a transverse direction, which is only for brevity of description of the technical solution.
In the mounting structure of the circuit board assembly according to any of the embodiments, the column of the hanging member 2 includes the large-diameter shaft section 21 and the small-diameter shaft section 22 which are connected to each other, a step surface is provided between the large-diameter shaft section 21 and the small-diameter shaft section 22, the other end of the large-diameter shaft section 21 is fixedly connected to the bottom wall of the mounting cavity 1a, the small-diameter shaft section 22 is in hanging fit with the through hole of the circuit board 5, and the circuit board 5 abuts against the step surface during mounting.
Therefore, the step surface of the hanging piece 2 can also support the circuit board 5 along the thickness direction, and the mounting stability of the circuit board assembly is further improved.
In the above embodiments, the mounting structure may further include a box cover 8 for being buckled at the open position of the box body 1, and the inner side surface of the box cover 8 facing the box body 1 is further provided with a supporting member 81 for supporting and contacting the circuit board 5 in the assembled state. The specific position, structure and number of the abutting elements 81 can be determined according to the specific structure of the circuit board 5, and on the premise that the structure of the circuit board 5 is not affected, fig. 3 shows a specific embodiment in which two abutting elements 81 are respectively disposed on the left and right sides of the box cover 8.
The abutting piece 81 on the box cover 8 can further position the circuit board 5.
For the convenience of observation, a transparent window 82 is further disposed on the box cover 8 at a position corresponding to the display position of the circuit board.
The terminal box 32 of the electric energy meter is electrically connected with the circuit board 5 through the cable 7, and the cable 7 is connected with the circuit board 5 through spot welding. When the circuit board 5 needs to be detached from the box main body 1, the welding point 71 can be heated and melted by using an electric soldering iron, and the required time is not more than one minute. For other structures of the electric energy meter, please refer to the prior art, and details are not described herein.
The electric energy meter has the mounting structure of the circuit board assembly, so the electric energy meter also has the technical effect of the mounting structure of the circuit board assembly.
It is right above the utility model provides a mounting structure and electric energy meter of circuit board subassembly have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (11)
1. The utility model provides a mounting structure of circuit board subassembly, its characterized in that, is including the box main part that has the installation cavity, the box main part has a link spare and a locating part, the link spare is located the installation cavity be used for with circuit board of circuit board subassembly articulates the cooperation, the locating part is used for the restriction circuit board subassembly is relative along its thickness direction the displacement of box main part.
2. The mounting structure for a circuit board assembly according to claim 1, wherein the mounting cavity of the box main body is provided at opposite sides thereof with card slots opened toward the circuit board, and when mounted, a part of edges of the circuit board are located inside the card slots, and the retaining member includes the card slots.
3. The mounting structure for a wiring board assembly according to claim 2, wherein the card slot has two inner side walls abutting against the wiring board;
or/and at least one clamping groove is close to a transformer placing area inside the installation cavity.
4. The circuit board assembly mounting structure according to claim 2, wherein a support post is fixedly connected to the inside of the mounting cavity, and the card slot is disposed on the top of the support post.
5. The circuit board assembly mounting arrangement according to claim 4, wherein the longitudinal spacing between the hanger and the support post is in the range of 40mm to 50mm.
6. The mounting structure for a wiring board assembly according to any one of claims 2 to 5, wherein said hanging member comprises a post for hanging engagement with a through hole in said wiring board.
7. The circuit board assembly mounting structure of claim 6, wherein said post includes a larger diameter shaft section and a smaller diameter shaft section joined to each other with a step surface therebetween, said larger diameter shaft section being fixedly connected at the other end to a bottom wall of said mounting cavity, said smaller diameter shaft section being in hooking engagement with said through hole of said circuit board and said circuit board abutting against said step surface when mounted.
8. The mounting structure of a circuit board assembly according to any one of claims 1 to 5, further comprising a box cover for being fastened to the open position of the box main body, wherein an inner side surface of the box cover facing the box main body is further provided with an abutting member for abutting and contacting with the circuit board in an assembled state.
9. The mounting structure of the circuit board assembly according to claim 6, further comprising a box cover for being fastened to the open position of the box body, wherein an inner side surface of the box cover facing the box body is further provided with a contact member for contacting with the circuit board in the assembled state.
10. An electric energy meter comprising a circuit board assembly and a terminal box, characterized by further comprising a mounting structure of the circuit board assembly of any one of claims 1 to 9, the circuit board assembly being mounted to a mounting cavity of the box body, the terminal box being located outside the mounting cavity.
11. The electric energy meter according to claim 10, wherein the terminal box is electrically connected to the circuit board by a cable, and the cable is connected to the circuit board by spot welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122406059.9U CN218524779U (en) | 2021-09-30 | 2021-09-30 | Mounting structure and electric energy meter of circuit board subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122406059.9U CN218524779U (en) | 2021-09-30 | 2021-09-30 | Mounting structure and electric energy meter of circuit board subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218524779U true CN218524779U (en) | 2023-02-24 |
Family
ID=85236527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122406059.9U Active CN218524779U (en) | 2021-09-30 | 2021-09-30 | Mounting structure and electric energy meter of circuit board subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218524779U (en) |
-
2021
- 2021-09-30 CN CN202122406059.9U patent/CN218524779U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107091490B (en) | Heating assembly and warmer | |
| CN218524779U (en) | Mounting structure and electric energy meter of circuit board subassembly | |
| CN209857325U (en) | Electrical box and air conditioner comprising same | |
| KR100807364B1 (en) | Electronic watt-hour meter | |
| JP2020131999A (en) | Electronic module | |
| CN219554314U (en) | Wall-mounted power box and box body thereof | |
| CN215579848U (en) | Distribution box | |
| CN215496274U (en) | Current transformer mounting structure assembly and electrical cabinet | |
| CN212299350U (en) | A electrical apparatus case and air conditioner for air conditioner | |
| CN218163331U (en) | Circuit board mounting structure of power consumption fire prevention device | |
| CN219555424U (en) | Ear hanging device and electronic equipment | |
| CN216047954U (en) | Frame and range hood | |
| CN213583641U (en) | Switch device with mounting structure | |
| CN216696523U (en) | Electrical cabinet fault monitoring device capable of being positioned quickly | |
| CN211580408U (en) | Casing of electronic equipment | |
| CN210928370U (en) | Shell assembly | |
| CN215732335U (en) | Socket with spring and rotary knob structure | |
| CN220494836U (en) | Water level detection device mounting structure, water tank assembly and cooking equipment | |
| CN216773156U (en) | Combined circuit breaker | |
| CN210470013U (en) | Universal communication module shell | |
| CN220042324U (en) | Butt-joint type wiring terminal | |
| CN217062341U (en) | Module frame and battery system | |
| CN214477961U (en) | Wiring terminal box convenient for mounting wiring electronics | |
| CN215183793U (en) | Connection structure of low-voltage switch electric leakage module | |
| CN211019509U (en) | Shell for accommodating electronic component |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |