CN220041745U - Plastic case leakage circuit breaker convenient to installation - Google Patents
Plastic case leakage circuit breaker convenient to installation Download PDFInfo
- Publication number
- CN220041745U CN220041745U CN202321593834.9U CN202321593834U CN220041745U CN 220041745 U CN220041745 U CN 220041745U CN 202321593834 U CN202321593834 U CN 202321593834U CN 220041745 U CN220041745 U CN 220041745U
- Authority
- CN
- China
- Prior art keywords
- hole
- baffle
- circuit breaker
- cover plate
- mounting
- 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
- 238000009434 installation Methods 0.000 title claims description 13
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses a plastic shell leakage breaker convenient to install, which comprises a plastic shell leakage breaker body and a mounting frame, wherein two sides of the bottom of the plastic shell leakage breaker body are provided with abdication grooves, two sides of each abdication groove are provided with concave cavities, the side walls of each concave cavity are provided with a first blind hole and a second blind hole, the side walls of the mounting frame are provided with a plurality of fixing holes, the outer wall of each abdication groove is provided with a cover plate, two sides of each cover plate are provided with extension plates, the back surfaces of the extension plates are provided with support frames, and the extension plates and the support frames are provided with first through holes. According to the utility model, the mounting frame is fixed in advance, the baffle is pushed to move inwards, the acting force of the first spring pushes the ejector rod to extend to the fixing hole, so that the ejector rod is installed, when the ejector rod needs to be detached, the ejector block is separated from the second through hole, the second spring releases the counter force to push the baffle to reset, the second through hole and the first through hole form dislocation, and the product has the advantages of convenience in detachment and assembly, simplicity in operation and the like.
Description
Technical Field
The utility model relates to the technical field of piezoelectric devices, in particular to a plastic shell leakage circuit breaker convenient to install.
Background
The plastic shell leakage circuit breaker is also called a device type circuit breaker, all parts are sealed in a plastic shell, the plastic shell is used as the shell of the device by using a plastic insulator and is used for isolating conductors and grounding metal parts, the plastic shell leakage circuit breaker can automatically cut off current after the current exceeds trip setting, and the plastic shell leakage circuit breaker generally comprises an electromagnetic trip unit and a leakage electric shock signal distinguishing and trip unit. The existing plastic-shell leakage circuit breaker generally comprises a shell, an operating mechanism, a contact system, a tripping system and the like, wherein the operating mechanism drives the contact system to be switched on or off through a transmission mechanism, and the tripping system can also enable the contact system to be disconnected through the transmission mechanism when current exceeds a set value.
Most of the existing plastic shell leakage circuit breakers are fixedly connected through screw screwing when being installed, but screw hole sliding wires are extremely easy to occur in the connecting mode, the plastic shell leakage circuit breakers are inconvenient to detach and install when being replaced, and more time is needed to be consumed. The inventors have thus devised an advantageous design to find a solution to the above-mentioned problems, and the technical solutions described below are created in this context.
Disclosure of Invention
The utility model aims to overcome the defects of the traditional plastic shell leakage circuit breaker design, and provides a product which is convenient to assemble and disassemble and simple to operate.
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides a plastic case electric leakage circuit breaker convenient to installation, includes plastic case electric leakage circuit breaker body, mounting bracket, the bottom both sides of plastic case electric leakage circuit breaker body are equipped with the recess of stepping down, the both sides of stepping down the recess are equipped with the cavity, the lateral wall of cavity is equipped with first blind hole, second blind hole, the lateral wall of mounting bracket is equipped with a plurality of fixed orificess, the outer wall of stepping down the recess is equipped with the apron, the both sides of apron are equipped with the extension board, the back of extension board is equipped with braced frame, extension board, braced frame are equipped with first through-hole, be equipped with the baffle between extension board and the braced frame, the baffle is equipped with the second through-hole, the second blind hole is equipped with the second spring to act on the baffle, make the baffle protrusion in the outer wall of apron, make second through-hole and first through-hole form dislocation relation, when the baffle activity, make second through-hole and first through-hole be a central line, braced frame's first through-hole is equipped with the ejector pin, first blind hole is equipped with first spring to act on, make and pass second through-hole, extension board's first through-hole, and set up in the fixed body of the support frame.
Preferably, the baffle is provided with a first baffle ring, a guide column is arranged on the side face of the baffle, and the second spring is arranged on the guide column.
Preferably, the cover plate is provided with a first mounting hole, the first mounting hole is provided with a counter bore, the cover plate is provided with a clearance through hole, the baffle is arranged in the clearance through hole, the cover plate is further provided with a clearance through hole, and the cover plate penetrates through the first through hole of the supporting frame.
Preferably, the relief groove is provided with a threaded hole, the first mounting hole and the threaded hole keep a central line, the first mounting hole is provided with a screw, the cover plate is fixedly connected with the relief groove, the extension plate is arranged on the outer wall of the concave cavity, the head of the screw is arranged in the counter bore,
preferably, the ejector rod is provided with a second baffle ring and is contacted with the supporting frame, the first spring is contacted with the second baffle ring, and the ejector rod is provided with a push block, protrudes out of the outer wall of the cover plate and is arranged in the abdication through hole.
Preferably, the mounting frame is provided with at least two guide blocks, the top of the guide blocks is provided with a chamfer, the plastic shell leakage breaker body is arranged between the guide blocks, and the mounting frame is provided with a plurality of second mounting holes.
The beneficial effects are that:
compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the mounting frame is fixed in advance, the plastic shell leakage breaker body is placed between the guide blocks, the first through hole and the fixing hole form a central line, pressure is applied to the baffle plate, the baffle plate moves inwards, the second through hole and the first through hole form a central line, the acting force of the first spring pushes the ejector rod to pass through the second through hole and the first through hole of the extension plate and is arranged in the fixing hole because the baffle plate loses shielding of the ejector rod, and all the ejector rods extend out through repeating the steps, so that the plastic shell leakage breaker body can be installed; when needs dismantle the plastic envelope electric leakage circuit breaker body, only need leave the second through-hole with the ejector pin through the ejector pad, the baffle is promoted to reset to the second spring effort, makes second through-hole and first through-hole produce the dislocation, prevents that the ejector pin from stretching out, inconvenient dismantlement and the installation when having overcome the change need consume the problem of more time, makes the product have the dismouting of being convenient for, easy operation's advantage.
Drawings
Fig. 1 is a schematic structural view of a plastic case leakage breaker convenient to install;
fig. 2 is a top sectional view of a plastic case earth leakage breaker of the present utility model for easy installation;
fig. 3 is an enlarged view showing a partial structure of a detail a of the plastic case earth leakage breaker of fig. 2 for easy installation according to the present utility model;
fig. 4 is a schematic structural view of a mounting frame of a plastic case leakage breaker for easy installation according to the present utility model;
fig. 5 is an exploded view of a plastic case leakage breaker according to the present utility model for easy installation;
the correspondence between the reference numerals and the component names in the drawings is as follows:
reference numerals: 1. a plastic shell leakage breaker body; 2. a mounting frame; 3. a cover plate; 4. a screw; 11. a relief groove; 12. a cavity; 13. a threaded hole; 21. a fixing hole; 22. a guide block; 23. chamfering; 24. a second mounting hole; 31. an extension plate; 32. a support frame; 33. a first through hole; 34. a baffle; 35. a push rod; 36. a first mounting hole; 37. a clearance through hole; 38. a relief through hole; 121. a first blind hole; 122. a second blind hole; 123. a first spring; 124. a second spring; 341. a second through hole; 342. a first baffle ring; 343. a guide post; 351. a second baffle ring; 352. a pushing block; 361. and (5) countersinking.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. 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.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 5, a plastic case leakage breaker convenient for installation comprises a plastic case leakage breaker body 1 and a mounting frame 2, wherein two sides of the bottom of the plastic case leakage breaker body 1 are provided with a relief groove 11, two sides of the relief groove 11 are provided with a concave cavity 12, the side wall of the concave cavity 12 is provided with a first blind hole 121 and a second blind hole 122, the side wall of the mounting frame 2 is provided with a plurality of fixing holes 21, the outer wall of the relief groove 11 is provided with a cover plate 3, two sides of the cover plate 3 are provided with extension plates 31, the back of the extension plates 31 are provided with supporting frames 32, the extension plates 31 and the supporting frames 32 are provided with first through holes 33, a baffle 34 is arranged between the extension plates 31 and the supporting frames 32, the baffle 34 is provided with a second through hole 341, the second blind hole 122 is provided with a second spring 124 and acts on the baffle 34, the baffle 34 protrudes out of the outer wall of the cover plate 3, the second through hole 341 and the first through hole 33 form a dislocation relation, when the baffle 34 moves, the second through hole 341 and the first through hole 33 are provided with a central line, the first through hole 33 of the supporting frame 32 is provided with a top rod 35, the first blind hole 121 is provided with a first spring 123, and acts on the extension plates 35, and extends between the extension plates 31 and the support frames 31 and the plastic case 1 is provided with the fixing holes 2;
it should be noted that the baffle 34 is provided with a first baffle ring 342, a guide post 343 is arranged on the side surface of the baffle 34, the second spring 124 is arranged on the guide post 343, the first baffle ring 342 limits the distance of the protruding cover plate 3 of the baffle 34, meanwhile, the baffle 34 is prevented from being separated from the avoidance through hole 37, the guide post 343 ensures that the acting force of the second spring 124 is concentrated, and the second spring 124 is prevented from being separated from the baffle 34;
it should be noted that, the cover plate 3 is provided with a first mounting hole 36, the first mounting hole 36 is provided with a counter bore 361, the cover plate 3 is provided with a avoidance through hole 37, the baffle 34 is arranged on the avoidance through hole 37, the cover plate 3 is also provided with a avoidance through hole 38, and penetrates through the first through hole 33 of the supporting frame 32, the first mounting hole 36 is matched with the threaded hole 13 for use, the counter bore 361 enables the head of the screw 4 to be flush with the surface of the cover plate 3, interference to the guide block 22 is prevented, the attractiveness is ensured, the avoidance through hole 37 plays a guiding role for the baffle 34, and the avoidance through hole 38 plays a guiding role for the push block 352;
it should be noted that the relief groove 11 is provided with a threaded hole 13, the first mounting hole 36 and the threaded hole 13 keep a central line, the first mounting hole 36 is provided with a screw 4, so that the cover plate 3 and the relief groove 11 are connected and fixed, the extension plate 31 is arranged on the outer wall of the cavity 12, the head of the screw 4 is arranged in the counter bore 361, the cover plate 3 and the relief groove 11 are connected and fixed through the screw 4, and the cover plate 3 and the extension plate 31 are matched to protect the ejector rod 35, the baffle 34, the first spring 123 and the second spring 124;
it should be noted that, the ejector rod 35 is provided with a second baffle ring 351, and contacts with the supporting frame 32, the first spring 123 contacts with the second baffle ring 351, the ejector rod 35 is provided with a push block 352 protruding from the outer wall of the cover plate 3 and arranged at the yielding through hole 38, the second baffle ring 351 limits the extending distance of the ejector rod 35, the push block 352 is convenient for a user to control the movement of the ejector rod 35, the first spring 123 is a rectangular spring, the rectangular spring has extremely high strength and excellent wear resistance, is not easy to deform after long-time use, and has long service life, and can ensure the connection stability of the ejector rod 35 and the fixing hole 21;
it should be noted that, mounting bracket 2 is equipped with two at least guide blocks 22, and the top of guide block 22 is equipped with chamfer 23, and plastic-case leakage circuit breaker body 1 sets up between guide block 22, and mounting bracket 2 is equipped with a plurality of second mounting holes 24, and guide block 22 is convenient for mould shell leakage circuit breaker body 1 installation, conveniently makes first through-hole 33 aim at fixed orifices 21, and chamfer 23 is convenient for mould shell leakage circuit breaker and enters into between the guide block 22, and second mounting hole 24 is convenient for install fixedly between mounting bracket 2 and the object.
The principle of use of the utility model will now be described as follows:
through fixing the mounting bracket 2 in the cabinet in advance, place plastic-case leakage breaker body 1 between guide block 22, promote baffle 34 to apron 3 direction activity, make second through-hole 341 gradually coincide with first through-hole 33, the pitch of second spring 124 gradually tapers tightly, until second through-hole 341 and first through-hole 33 are a central line, because ejector pin 35 loses the resistance of baffle 34, first spring 123 release counter force promotes ejector pin 35 outwards to stretch out, ejector pin 35 passes second through-hole 341, extending plate 31's first through-hole 33, and set up in fixed orifices 21, until after second baffle 351 contacts with braced frame 32, ejector pin 35 stops outwards moving, at this moment, baffle 34 receives ejector pin 35's blockking, unable withdrawal, ensure connection stability, repeat above-mentioned step, make all ejector pins 35 all set up in fixed orifices 21.
When the molded case leakage breaker body 1 needs to be disassembled, the push block 352 is pulled to move the push rod 35 towards the direction of the first blind hole 121, so that the push rod 35 leaves the fixed hole 21, the first through hole 33 and the second through hole 341 of the extension plate 31, and as the resistance point of the push rod 35 to the baffle 34 disappears, the second spring 124 releases the counter force to push the baffle 34 to reset, so that the first baffle ring 342 contacts with the cover plate 3, the second through hole 341 and the first through hole 33 form a dislocation relationship, and after the user sees that the baffle 34 protrudes out of the cover plate 3, the push block 352 can be loosened, the steps are repeated, and the disassembly of the molded case leakage breaker body 1 can be completed after all the baffles 34 are reset.
Through the design scheme, the product can be conveniently disassembled and assembled, and the operation is simple.
The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.
Claims (6)
1. Plastic case electric leakage circuit breaker convenient to installation, its characterized in that: including moulded case leakage circuit breaker body (1), mounting bracket (2), the bottom both sides of moulded case leakage circuit breaker body (1) are equipped with recess (11) of stepping down, the both sides of recess (11) of stepping down are equipped with cavity (12), the lateral wall of cavity (12) is equipped with first blind hole (121), second blind hole (122), the lateral wall of mounting bracket (2) is equipped with a plurality of fixed orificess (21), the outer wall of recess (11) of stepping down is equipped with apron (3), the both sides of apron (3) are equipped with extension board (31), the back of extension board (31) are equipped with braced frame (32), extension board (31), braced frame (32) are equipped with first through-hole (33), be equipped with baffle (34) between extension board (31) and braced frame (32), baffle (34) are equipped with second through-hole (341), second blind hole (122) are equipped with second spring (124) to act on baffle (34) and make baffle (34) protrusion in the outer wall of apron (3), make second through-hole (341) and first through-hole (33) form dislocation center line (33) and first through-hole (33), the first through hole (33) of braced frame (32) is equipped with ejector pin (35), first blind hole (121) are equipped with first spring (123) to act on ejector pin (35), make ejector pin (35) pass second through hole (341), first through hole (33) of extension board (31), and set up in fixed orifices (21), make plastic-case leakage circuit breaker body (1) installation fix at mounting bracket (2).
2. The molded case residual current circuit breaker convenient to install according to claim 1, wherein: the baffle plate (34) is provided with a first baffle ring (342), a guide column (343) is arranged on the side face of the baffle plate (34), and the second spring (124) is arranged on the guide column (343).
3. The molded case residual current circuit breaker convenient to install according to claim 1, wherein: the cover plate (3) is provided with a first mounting hole (36), the first mounting hole (36) is provided with a counter bore (361), the cover plate (3) is provided with a avoidance through hole (37), the baffle (34) is arranged on the avoidance through hole (37), the cover plate (3) is further provided with a yielding through hole (38), and the cover plate penetrates through the first through hole (33) of the supporting frame (32).
4. The molded case residual current circuit breaker for easy installation according to claim 3, wherein: the groove (11) of stepping down is equipped with screw hole (13), first mounting hole (36) keep a central line with screw hole (13), first mounting hole (36) are equipped with screw (4), make apron (3) and groove (11) of stepping down be connected fixedly, and extension board (31) set up in cavity (12) outer wall, and the head of screw (4) sets up in counter bore (361).
5. The molded case residual current circuit breaker convenient to install according to claim 1, wherein: the ejector rod (35) is provided with a second baffle ring (351) and is in contact with the supporting frame (32), the first spring (123) is in contact with the second baffle ring (351), the ejector rod (35) is provided with a push block (352) and protrudes out of the outer wall of the cover plate (3) and is arranged in the yielding through hole (38).
6. The molded case residual current circuit breaker convenient to install according to claim 1, wherein: the mounting frame (2) is provided with at least two guide blocks (22), the top of the guide blocks (22) is provided with a chamfer (23), the plastic shell leakage breaker body (1) is arranged between the guide blocks (22), and the mounting frame (2) is provided with a plurality of second mounting holes (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321593834.9U CN220041745U (en) | 2023-06-21 | 2023-06-21 | Plastic case leakage circuit breaker convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321593834.9U CN220041745U (en) | 2023-06-21 | 2023-06-21 | Plastic case leakage circuit breaker convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220041745U true CN220041745U (en) | 2023-11-17 |
Family
ID=88733659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321593834.9U Active CN220041745U (en) | 2023-06-21 | 2023-06-21 | Plastic case leakage circuit breaker convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220041745U (en) |
-
2023
- 2023-06-21 CN CN202321593834.9U patent/CN220041745U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220041745U (en) | Plastic case leakage circuit breaker convenient to installation | |
| CN211850234U (en) | Building glass curtain wall mounting structure | |
| CN216408325U (en) | Structure intelligent detection terminal of low-power consumption | |
| CN220233051U (en) | Circuit breaker convenient to dismouting | |
| CN211182835U (en) | Combined power distribution cabinet | |
| CN112164602A (en) | Convenient switch replacement device for damaged mounting box replaceable module | |
| CN215990860U (en) | Assembly shell of network switch | |
| CN210200621U (en) | Detachable outdoor high-voltage circuit breaker | |
| CN220964061U (en) | Switch rotary mechanism mounting plate for power distribution cabinet | |
| CN215527603U (en) | Relay antivibration mount pad | |
| CN219477080U (en) | Safe power connection terminal | |
| CN204669783U (en) | A kind of mounting structure of main control board | |
| CN220605323U (en) | Household electric box with shell convenient to buckle | |
| CN210379605U (en) | Electric data signal transmission position plugging mechanism assembly for switch cabinet | |
| CN215266725U (en) | Terminal row mounting bracket convenient to disassemble | |
| CN219435775U (en) | Miniature circuit breaker convenient to install | |
| CN211578655U (en) | Novel combined relay | |
| CN219981310U (en) | PLC switch board with dilatation function | |
| CN210624477U (en) | Conductive structure of split type down lamp | |
| CN212182788U (en) | Outer nuclear phase device of cubical switchboard | |
| CN217934976U (en) | Integrated large-current bus sleeve | |
| CN212849078U (en) | Guiding error-proofing structure of electric connector | |
| CN212908251U (en) | Portable small extension socket | |
| CN213457406U (en) | External curtain detector | |
| CN214311556U (en) | Computer motherboard convenient to dismouting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |