CN219800777U - Direct current moulded case circuit breaker - Google Patents
Direct current moulded case circuit breaker Download PDFInfo
- Publication number
- CN219800777U CN219800777U CN202320553335.0U CN202320553335U CN219800777U CN 219800777 U CN219800777 U CN 219800777U CN 202320553335 U CN202320553335 U CN 202320553335U CN 219800777 U CN219800777 U CN 219800777U
- Authority
- CN
- China
- Prior art keywords
- direct current
- circuit breaker
- wall
- plastic shell
- case circuit
- 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.)
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Links
- 238000009434 installation Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- Breakers (AREA)
Abstract
The utility model relates to the technical field of direct current plastic shell circuit breakers, in particular to a direct current plastic shell circuit breaker which comprises a direct current plastic shell circuit breaker and fins, wherein the left side and the right side of the outer wall of the direct current plastic shell circuit breaker are respectively connected with an installing structure in an up-down mode, the inner wall of the installing structure is connected with a control structure, the rear end face of the direct current plastic shell circuit breaker is fixedly connected with a protection pad, the rear of the position of a front straight plate is enabled to rotate through the rotation degree of a round block in the installing structure, meanwhile, a ball is matched to drive a baffle and a vertical rod to move outwards, the front straight plate is located on the outer wall of a connecting plate after the rotation is finished, then the ball is loosened, the spring provides elasticity to enable the baffle to drive the vertical rod to move downwards, so that the vertical rod is inserted into a damaged connecting port on the connecting plate, the installation of the direct current plastic shell circuit breaker is completed, the installation form of the direct current plastic shell circuit breaker is increased, the direct current plastic shell circuit breaker is convenient to use, and the normal installation of the direct current plastic shell circuit breaker is ensured.
Description
Technical Field
The utility model relates to the technical field of direct current plastic shell circuit breakers, in particular to a direct current plastic shell circuit breaker.
Background
The DC plastic shell breaker has overload long-delay protection and short-circuit instantaneous protection functions, and is used for distributing electric energy and protecting circuits and power supply equipment from overload and short circuit.
For example, the authorized bulletin number is CN216698263U, after zinc oxide chips are connected in parallel, the breaking voltage of each group of contacts can be kept basically consistent, the service life of the plastic-case circuit breaker is prolonged, after magnets are arranged on two sides of the contacts, the electric arc trend can be controlled to move towards the arc extinguishing chamber, arc extinction is facilitated, but in the installation of the direct-current plastic-case circuit breaker, the direct-current plastic-case circuit breaker needs to be fixed by matching with bolts, the size of the direct-current plastic-case circuit breaker is small, the connecting threaded opening is small, the strength is too large when the bolts are screwed, the threads are damaged, the direct-current plastic-case circuit breaker cannot be installed, and the direct-current plastic-case circuit breaker is installed singly in a bolt mode, so that the direct-current plastic-case circuit breaker is inconvenient to use, and the normal installation of the direct-current plastic-case circuit breaker is affected.
Disclosure of Invention
The utility model aims to solve the problem that the normal installation of a direct current molded case circuit breaker is affected due to inconvenient use of the direct current molded case circuit breaker.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a direct current moulded case circuit breaker, includes direct current moulded case circuit breaker and fin, direct current moulded case circuit breaker's outer wall left and right sides is connected with mounting structure from top to bottom respectively, mounting structure's inner wall is connected with control structure, direct current moulded case circuit breaker's rear end face rigid coupling has the protection pad.
Preferably, the mounting structure comprises a round block and a straight plate, the inner wall of the round block is rotationally connected with the outer wall of the direct current plastic shell breaker, the front side and the rear side of the round block are respectively fixedly connected with the inner side of the straight plate, the rear side of the round block is positioned in the inner wall threaded connection of the straight plate, the front side of the round block is positioned in the inner wall of the straight plate in a sliding clamping manner, a vertical rod is fixedly connected with the inner side of the vertical rod, a baffle is fixedly connected with the outer wall of the vertical rod, springs are sleeved on the outer wall of the vertical rod, the two ends of each spring are respectively fixedly connected with the inner side of the straight plate and the outer side of the baffle, and a ball is fixedly connected with the outer side of the baffle.
Preferably, the diameter of the bolt corresponds to the diameter of the shaft.
Preferably, the right and left sides of the front surface of the direct current plastic shell circuit breaker are fixedly connected with the outer walls of the fins respectively.
Preferably, the control structure comprises a screw rod and an inserting rod, the outer wall of the screw rod is in threaded connection with the round opening of the inner wall of the round block, the inner side of the screw rod is fixedly connected with the outer side of the inserting rod, and a handle is fixedly connected with the outer side of the screw rod.
Preferably, the inner side of the outer wall of the inserted link is inserted with the outer wall of the direct current plastic shell breaker.
The direct current molded case circuit breaker provided by the utility model has the beneficial effects that: through the rotary 180 degree of kicker in the mounting structure, make the straight board position rear of place ahead, cooperation ball drives baffle and montant outside and removes when the pivoted, place ahead straight board rotates and is located the connecting plate outer wall after ending, unclamp the ball afterwards, the spring provides elasticity and makes the baffle drive montant downwardly moving, make the montant insert in the connector of damage on the connecting plate, accomplish the installation of direct current moulded case circuit breaker, increased direct current moulded case circuit breaker mounting form, the direct current moulded case circuit breaker of being convenient for uses, ensure the normal installation of direct current moulded case circuit breaker.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of FIG. 1A;
FIG. 3 is a schematic view of the connection relationship among the round block, the screw and the plug in FIG. 1;
fig. 4 is a schematic structural diagram of the connection relationship of the pad in fig. 1.
In the figure: 1. the direct current molded case circuit breaker comprises 2 parts of a mounting structure, 201 parts of a round block, 202 parts of a straight plate, 203 parts of a bolt, 204 parts of a vertical rod, 205 parts of a baffle plate, 206 parts of a spring, 207 parts of a round ball, 3 parts of a control structure, 301 parts of a screw rod, 302 parts of a plug rod, 303 parts of a handle, 4 parts of a fin, 5 parts of a protection pad, 6 parts of a transverse plate, 7 parts of a bent plate.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example 1:
please refer to fig. 1-4: in this embodiment, a direct current moulded case circuit breaker, including direct current moulded case circuit breaker 1 and fin 4, be connected with mounting structure 2 about the outer wall of direct current moulded case circuit breaker 1 respectively about the both sides, how the direct current moulded case circuit breaker 1 operates and uses is prior art, does not set forth excessively, and mounting structure 2's inner wall is connected with control structure 3, and direct current moulded case circuit breaker 1's rear end face rigid coupling has protection pad 5, and protection pad 5 is the rubber material, prevents that direct current moulded case circuit breaker 1 rear from taking place wearing and tearing.
The mounting structure 2 comprises a round block 201 and a straight plate 202, wherein the inner wall of the round block 201 is rotationally connected with the outer wall of the direct current plastic shell breaker 1, the round block 201 is stressed to rotate through an outer wall pin shaft of the direct current plastic shell breaker 1, the front side and the rear side of the round block 201 are respectively fixedly connected with the inner side of the straight plate 202, a bolt 203 is connected with the inner wall of the rear straight plate 202 in a threaded manner, a vertical rod 204 is connected with the inner wall of the front straight plate 202 in a sliding manner in a clamping manner, the vertical plate 204 is stressed to slide up and down through the inner wall of the front straight plate 202, a baffle 205 is fixedly connected with the inner side of the vertical rod 204, a spring 206 is sleeved on the outer wall of the vertical rod 204, two ends of the spring 206 are respectively fixedly connected with the inner side of the straight plate 202 and the outer side of the baffle 205, the baffle 205 is stressed to return to the original position through the elasticity of the spring 206, a ball 207 is fixedly connected with the outer side of the baffle 205, the baffle 205 is convenient to pull the baffle 205 to move, and the diameter of the bolt 203 is consistent with the diameter of the vertical rod 204;
through the rotary 180 degree of the round block 201 in the mounting structure 2, make the straight board 202 position rear in place ahead, cooperation ball 207 drives baffle 205 and montant 203 outside removal during the pivoted, the place ahead straight board 202 is located the connecting plate outer wall after rotating, loosen ball 207 afterwards, spring 206 provides elasticity and makes baffle 205 drive montant 204 downwardly moving, make montant 204 insert in the connector of damage on the connecting plate, accomplish the installation of direct current moulded case circuit breaker 1, the installation form of direct current moulded case circuit breaker 1 has been increased, the direct current moulded case circuit breaker of being convenient for uses, ensure the normal installation of direct current moulded case circuit breaker.
The right and left sides of the front of the direct current molded case circuit breaker 1 are fixedly connected with the outer walls of a plurality of fins 4 respectively, the fins 4 are made of copper, the control structure 3 comprises a screw 301 and an inserting rod 302, the outer wall of the screw 301 is in threaded connection with the round opening of the inner wall of the round block 201, the inner side of the screw 301 is fixedly connected with the outer side of the inserting rod 302, a handle 303 is fixedly connected with the outer side of the screw 301, the handle 303 is convenient for driving the screw 301 to rotate left and right through the round block 201, and the inner side of the outer wall of the inserting rod 302 is spliced with the outer wall of the direct current molded case circuit breaker 1.
Working principle:
when the direct current molded case circuit breaker 1 is used, the rear protective belt 5 is attached to the connecting plate, at this time, the two rear straight plates 202 are located on the upper side and the lower side of the connecting plate, then the bolts 203 rotate downwards and are fixed with the connecting plate, when the external connecting plate is damaged, the matching handle 303 drives the screw 301 to rotate outwards, so that the inserted link 302 is gradually separated from the direct current molded case circuit breaker 1, then the round block 201 rotates 180 degrees, the front straight plates 202 are located behind the positions, at the same time, the round balls 207 are matched to drive the baffle 205 and the vertical rods 203 to move outwards, the front straight plates 202 are located on the outer wall of the connecting plate after rotation is finished, then the round balls 207 are loosened, the springs 206 provide elasticity to drive the baffle 205 to drive the vertical rods 204 to move downwards, the vertical rods 204 are inserted into the damaged connecting ports on the connecting plate, and the installation of the direct current molded case circuit breaker 1 is completed, at this time, the matching handle 303 drives the screw 301 to rotate inwards, so that the inserted link 302 is spliced with the outer wall of the direct current molded case circuit breaker 1.
Example 2:
please refer to fig. 1-4: in this embodiment, a dc molded case circuit breaker further includes a cross plate 6 and a curved plate 7, wherein the inner sides of the two cross plates 6 are respectively fixedly connected with the front sides of the upper side and the lower side of the dc molded case circuit breaker 1, the inner sides of the cross plates 6 are fixedly connected with the outer sides of the curved plates 7, and the outer wall of the curved plate 7 is spliced with the junction of the outer wall of the dc molded case circuit breaker 1.
Working principle:
after the direct current molded case circuit breaker 1 is installed, the lead passes through the bent plate 7 to be electrically connected with the connecting part of the direct current molded case circuit breaker 1, and the bent plate 7 plays a limiting role on the connected lead to prevent the lead connecting end from falling and pulling.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a direct current moulded case circuit breaker, includes direct current moulded case circuit breaker (1) and fin (4), its characterized in that: the left side and the right side of the outer wall of the direct current plastic shell circuit breaker (1) are respectively connected with a mounting structure (2) up and down, the inner wall of the mounting structure (2) is connected with a control structure (3), and the rear end face of the direct current plastic shell circuit breaker (1) is fixedly connected with a protection pad (5);
the mounting structure (2) comprises a round block (201) and a straight plate (202), wherein the inner wall of the round block (201) is rotationally connected with the outer wall of the direct current plastic shell breaker (1), the front side and the rear side of the round block (201) are respectively fixedly connected with the inner side of the straight plate (202), bolts (203) are connected with the inner wall of the straight plate (202) in a threaded manner and located behind, the bolts are located in front, a vertical rod (204) is connected with the inner wall of the straight plate (202) in a sliding manner, a baffle (205) is fixedly connected with the inner side of the vertical rod (204), a spring (206) is sleeved on the outer wall of the vertical rod (204), two ends of the spring (206) are respectively fixedly connected with the inner side of the straight plate (202) and the outer side of the baffle (205), and a ball (207) is fixedly connected with the outer side of the baffle (205).
2. A dc molded case circuit breaker according to claim 1, wherein: the diameter of the bolt (203) is consistent with the diameter of the vertical rod (204).
3. A dc molded case circuit breaker according to claim 1, wherein: the left side and the right side of the front face of the direct current plastic shell breaker (1) are fixedly connected with the outer walls of the fins (4) respectively.
4. A dc molded case circuit breaker according to claim 1, wherein: the control structure (3) comprises a screw rod (301) and an inserting rod (302), the outer wall of the screw rod (301) is in threaded connection with the round opening of the inner wall of the round block (201), the inner side of the screw rod (301) is fixedly connected with the outer side of the inserting rod (302), and a grip (303) is fixedly connected with the outer side of the screw rod (301).
5. The direct current molded case circuit breaker according to claim 4, wherein: the inner side of the outer wall of the inserted link (302) is inserted with the outer wall of the direct current plastic shell breaker (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320553335.0U CN219800777U (en) | 2023-03-16 | 2023-03-16 | Direct current moulded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320553335.0U CN219800777U (en) | 2023-03-16 | 2023-03-16 | Direct current moulded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219800777U true CN219800777U (en) | 2023-10-03 |
Family
ID=88176592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320553335.0U Active CN219800777U (en) | 2023-03-16 | 2023-03-16 | Direct current moulded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219800777U (en) |
-
2023
- 2023-03-16 CN CN202320553335.0U patent/CN219800777U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |