CN215580342U - Over-voltage and under-voltage protector - Google Patents
Over-voltage and under-voltage protector Download PDFInfo
- Publication number
- CN215580342U CN215580342U CN202122255862.7U CN202122255862U CN215580342U CN 215580342 U CN215580342 U CN 215580342U CN 202122255862 U CN202122255862 U CN 202122255862U CN 215580342 U CN215580342 U CN 215580342U
- Authority
- CN
- China
- Prior art keywords
- shell
- guide groove
- voltage
- wall
- casing
- 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
- 230000001012 protector Effects 0.000 title claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 20
- 238000005728 strengthening Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model discloses an over-voltage and under-voltage protector which comprises a first shell and a second shell, wherein the side wall of the second shell is provided with at least one reinforcing rib, the top surface of the side part of the second shell, which is provided with the reinforcing rib, is provided with a guide groove, the guide groove is arranged on one side, close to the reinforcing rib, of the top surface of the second shell, and the side part of the first shell is provided with a convex wall which is matched with the guide groove for installation. The side part of the shell is provided with the plurality of reinforcing ribs, so that the creepage distance is effectively increased to increase the insulation strength of the shell, and the shell is installed by clamping the reinforcing ribs with the convex wall of the shell I through the two guide grooves of the shell, so that the overall mechanical strength of the side wall of the shell is increased, and the shell is effectively prevented from being deformed by external force impact.
Description
Technical Field
The utility model relates to the technical field of low-voltage electrical protectors, in particular to an overvoltage and undervoltage protector.
Background
In the prior art, the casing of the overvoltage and undervoltage protector is usually connected or clamped by a bolt, and the casing is easy to deform due to poor strength because the side part of the casing is thin; and no means for increasing the creepage distance is provided, resulting in poor shell insulation strength.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the problems, the utility model provides the overvoltage and undervoltage protector which is simple in structure, large in shell strength and provided with the reinforcing ribs to increase creepage distance.
(II) technical scheme
The utility model relates to an over-voltage and under-voltage protector which comprises a first shell and a second shell, wherein the side wall of the second shell is provided with at least one reinforcing rib, the top surface of the side part of the second shell, which is provided with the reinforcing rib, is provided with a guide groove, the guide groove is arranged on one side, close to the reinforcing rib, of the top surface of the second shell, and the side part of the first shell is provided with a convex wall which is matched with the guide groove for installation.
In this embodiment, the guide groove is an L-shaped groove.
In this embodiment, the height of the reinforcing rib is greater than the height between the bottom of the guide groove and the bottom of the housing.
In this embodiment, the convex wall is provided on a side portion of the housing, and the position of the convex wall on the side portion corresponds to the guide groove.
In this embodiment, protruding wall joint back in the guide way, protruding wall one side and the guide way laminating, and another side and strengthening rib laminating joint.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
(1) according to the utility model, the plurality of reinforcing ribs are arranged on the side part of the shell, so that the creepage distance is effectively increased to increase the insulation strength of the shell, and the shell is installed by clamping the reinforcing ribs with the convex wall of the first shell through the second shell guide grooves, so that the overall mechanical strength of the side wall of the shell is increased, and the shell is effectively prevented from being deformed by external force impact.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an internal structure of an overvoltage/undervoltage protector in embodiment 1;
fig. 2 is a schematic diagram of the internal structure of the overvoltage/undervoltage protector in embodiment 1 (the frame is omitted);
FIG. 3 is a schematic diagram of the explosion structure of the under-voltage and over-voltage protector in embodiment 1;
fig. 4 is a schematic view of the overall structure of the overvoltage and undervoltage protector in embodiment 1;
fig. 5 is a schematic bottom perspective view of the first housing in embodiment 1.
1. The device comprises a first shell, a second shell, a third shell, a relay, a fourth shell, a fifth shell, a sixth shell, a limiting groove, 10, a limiting groove, a light, 11, a limiting groove, a light, 11, a light, a.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Fig. 1-5 show an overvoltage and undervoltage protector, which comprises a first casing 1 and a second casing 2 both having rectangular structures. Four wiring terminals 12 and the relay 3 are arranged in the second casing 2, wherein the wiring terminals 12 are respectively arranged on the side portions of the second casing 2, three reinforcing ribs 7 are arranged on the other side portion of the second casing 2 where the wiring terminals 12 are not arranged, namely eight wiring terminals 12 in total are arranged on the upper side and the lower side of the second casing 2, and six reinforcing ribs 7 in total are arranged on the left side and the right side.
Furthermore, the length of the reinforcing rib 7 is equal to the height of the side part, the guide groove 5 is further arranged on the top surface of the side part provided with the reinforcing rib 7, the guide groove 5 is arranged on the inner side of the top surface of the side part of the second shell 2, the whole body is L-shaped, namely, the guide groove 5 only has one groove wall, and the other side of the guide groove is provided with a part of reinforcing rib 7 extending out of the inner side of the second shell 2, so that the first shell 1 can be clamped conveniently.
Furthermore, a convex wall 6 is arranged on the inner side of the bottom surface of the side part of the first shell 1, and the position of the convex wall 6 on the side part of the first shell 1 corresponds to the position of the guide groove 5, namely the convex wall 6 needs to be inserted into the guide groove 5 for clamping installation in the shell installation. When the convex wall 6 is installed in the guide groove 5, one side of the convex wall 6 is attached to the side wall of the guide groove 5, and the other side of the convex wall is attached to and clamped with the side wall of the reinforcing rib 7 at the position of the guide groove 5, so that the mechanical strength of the shell is effectively increased, and the shell is prevented from being deformed due to impact.
Furthermore, a circuit board 4 and a frame 8 for supporting the circuit board 4 are arranged at the top end of the relay 3, a limiting groove 9 for clamping the frame 8 is further arranged at the side part of the second casing 2, which is provided with the wiring terminal 12, and the end part of the frame 8 is inserted into the limiting groove 9, so that the frame 8 is fixedly installed in the second casing 2 to install the circuit board 4.
Furthermore, an indicator light 10 is arranged on the circuit board 4, and a light guide column 11 clamped on the top surface of the first shell 1 is arranged above the indicator light 10.
It should be noted that the height range of the reinforcing ribs 7 is not less than the distance between the bottom of the guide groove 5 and the bottom of the housing.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (5)
1. An over-voltage and under-voltage protector comprises a first shell (1) and a second shell (2),
the method is characterized in that:
be equipped with at least one strengthening rib (7) on the lateral wall of casing two (2), the lateral part top surface that casing two (2) were equipped with strengthening rib (7) is equipped with guide way (5), guide way (5) set up and are close to strengthening rib (7) one side at casing two (2) top surface, the lateral part of casing one (1) then is equipped with protruding wall (6) of installing with guide way (5) cooperation.
2. An overvoltage and undervoltage protector according to claim 1, wherein: the guide groove (5) is an L-shaped groove.
3. An overvoltage and undervoltage protector according to claim 1, wherein: the height of the reinforcing ribs (7) is greater than the height between the bottom of the guide groove (5) and the bottom of the second shell (2).
4. An overvoltage and undervoltage protector according to claim 1, wherein: the convex wall (6) is arranged on the side of the first shell (1), and the position of the convex wall (6) on the side corresponds to the guide groove (5).
5. An overvoltage and undervoltage protector according to claim 1, wherein: protruding wall (6) joint back in guide way (5), protruding wall (6) one side is laminated with guide way (5), and another side is laminated the joint with strengthening rib (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122255862.7U CN215580342U (en) | 2021-09-17 | 2021-09-17 | Over-voltage and under-voltage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122255862.7U CN215580342U (en) | 2021-09-17 | 2021-09-17 | Over-voltage and under-voltage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215580342U true CN215580342U (en) | 2022-01-18 |
Family
ID=79851061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122255862.7U Active CN215580342U (en) | 2021-09-17 | 2021-09-17 | Over-voltage and under-voltage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215580342U (en) |
-
2021
- 2021-09-17 CN CN202122255862.7U patent/CN215580342U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3379656B1 (en) | Three-dimensional converter | |
| US20180122564A1 (en) | Three-phase ac reactor having coils directly connected to external device and manufacturing method thereof | |
| CN113938107A (en) | DC end multistage filtering structure, motor controller and vehicle | |
| CN215580342U (en) | Over-voltage and under-voltage protector | |
| CN212436067U (en) | Inverter shell and connecting structure of inverter and junction box | |
| US9692221B2 (en) | Junction box and contactor device | |
| CN211830200U (en) | Surge protector | |
| CN214625463U (en) | High-reliability subminiature rectangular bent socket electric connector | |
| CN214428568U (en) | Small-sized circuit breaker | |
| CN211208175U (en) | BH mutual-inductor | |
| CN114744340A (en) | Single battery and battery pack | |
| CN212137279U (en) | Surge protector | |
| CN107706013A (en) | Manual maintenance switchs | |
| CN216355935U (en) | Over-voltage and under-voltage protector | |
| CN216390934U (en) | DC end multistage filtering structure, motor controller and vehicle | |
| CN217822598U (en) | Multifunctional AC contactor | |
| CN220774931U (en) | Wiring structure and photovoltaic system | |
| CN219677798U (en) | Intelligent power and capacitance integrated machine | |
| CN214012723U (en) | Mould alternate insulation system of shell type electric leakage circuit breaker mutual-inductor module | |
| CN217280979U (en) | Single battery and battery pack | |
| CN214226843U (en) | Universal circuit breaker plug-in secondary terminal | |
| CN216289685U (en) | Modular on-demand assembled distribution box | |
| CN220692353U (en) | Power terminal and connector | |
| CN212392663U (en) | Rail connecting device and surge protector | |
| CN211088060U (en) | Framework for transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231116 Address after: 325604 Zhiguang Industrial Zone, Liushi Town, Leqing City, Wenzhou City, Zhejiang Province (within People's Electric Appliance Group Co., Ltd.) Patentee after: Zhejiang Outai New Energy Technology Co.,Ltd. Address before: 325600 No. 261, Jingliu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Xiangke Electric Co.,Ltd. |
|
| TR01 | Transfer of patent right |