CN210925906U - Moulded case circuit breaker with safeguard function - Google Patents
Moulded case circuit breaker with safeguard function Download PDFInfo
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- CN210925906U CN210925906U CN201921960537.7U CN201921960537U CN210925906U CN 210925906 U CN210925906 U CN 210925906U CN 201921960537 U CN201921960537 U CN 201921960537U CN 210925906 U CN210925906 U CN 210925906U
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Abstract
The utility model discloses a moulded case circuit breaker with safeguard function, including installation base, circuit breaker body, magnetic path, mounting structure and protection casing, the top of installation base is provided with the circuit breaker body, and the top demountable installation of circuit breaker body has the fixed plate to the installation base top in the circuit breaker body outside is provided with the protection casing, the top of protection casing is provided with the installation roof, and installs the both sides of roof bottom and all be fixed with an installation section of thick bamboo, and the inside of an installation section of thick bamboo is provided with mounting structure, the installation base top of protection casing one side is provided with first guard plate and second guard plate respectively, and the installation base top of first guard plate and second guard plate position department all is provided with the spout. The utility model discloses not only improved the convenience of moulded case circuit breaker maintenance or dismouting when maintaining, improved the radiating effect when moulded case circuit breaker uses, realized the safeguard function when moulded case circuit breaker uses moreover.
Description
Technical Field
The utility model relates to a circuit breaker technical field specifically is a moulded case circuit breaker with safeguard function.
Background
A circuit breaker is a switching device capable of closing, carrying, and breaking a current under a normal circuit condition and closing, carrying, and breaking a current under an abnormal circuit condition for a prescribed time, and a molded case refers to a molded case circuit breaker, which is also called a device type circuit breaker, using a plastic insulator as a case of the device for isolating between conductors and a ground metal portion, and is capable of automatically breaking a current after the current exceeds a trip setting.
The plastic shell circuit breakers in the market are various in types and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.
(1) The existing molded case circuit breaker is usually in a fixed mounting mode or a bolt mounting mode when in use, and the molded case circuit breaker is usually required to be repeatedly disassembled when being overhauled or maintained, so that the labor intensity of people is increased, and the disassembling and assembling steps are inconvenient to operate;
(2) when the existing molded case circuit breaker is used, the resistor inside the molded case circuit breaker is easy to generate a large amount of heat and difficult to dissipate, and the molded case circuit breaker is easy to damage due to long-term accumulation of the heat, so that the service life of the molded case circuit breaker is influenced;
(3) the existing molded case circuit breaker is often affected by external environment in the using process, so that the damage of internal parts occurs, the production cost and the maintenance cost are increased, and the improvement space exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a moulded case circuit breaker with safeguard function to it is inconvenient to propose the dismouting operation when using of moulded case circuit breaker in solving above-mentioned background art, the not good problem of radiating effect.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a moulded case circuit breaker with safeguard function, includes installation base, circuit breaker body, magnetic path, mounting structure and protection casing, the top of installation base is provided with the circuit breaker body, and the top demountable installation of circuit breaker body has the fixed plate to the installation base top in the circuit breaker body outside is provided with the protection casing, the top of protection casing is provided with the installation roof, and the both sides of installation roof bottom all are fixed with an installation section of thick bamboo, and the inside of an installation section of thick bamboo is provided with mounting structure, the installation base top of protection casing one side is provided with first guard plate and second guard plate respectively, and the installation base top of first guard plate and second guard plate position department all is provided with the spout to the inside of spout is provided with the slider, the top of slider and the bottom fixed connection of first guard plate and second guard plate.
Preferably, all be provided with the thermovent on the inner wall of circuit breaker body both sides, and all be fixed with equidistant heat dissipation aluminum sheet on the inner wall of thermovent, be provided with the vent on the protection casing inner wall of heat dissipation aluminum sheet position department, and be fixed with the dustproof piece on the inner wall of vent to install the heat dissipation fan on the outer wall of dustproof piece one side.
Preferably, the outer wall of one side of the first protection plate is fixed with equidistant magnetic blocks, the outer wall of one side of the second protection plate close to the first protection plate is provided with equidistant magnetic grooves, and the magnetic grooves are matched with the magnetic blocks.
Preferably, the inside of mounting structure has set gradually erection column, installation slot, joint frame, push rod and sticiss the spring, and the inside of installation section of thick bamboo is provided with the erection column, the bottom and the fixed plate fixed connection of erection column, and the top of erection column is provided with installation slot.
Preferably, installation slot's inside all is provided with the joint frame, and all is provided with the push rod on the installation section of thick bamboo outer wall of joint frame both sides, the one end and the joint frame fixed connection of push rod to all be fixed with on the joint frame outer wall of slider both sides and sticis the spring, sticiss the one end of spring and the inner wall fixed connection of installation section of thick bamboo.
Preferably, the corner position department of installation roof bottom all is provided with the slot, and the inside of slot is provided with the inserted block, the bottom of inserted block and the top fixed connection of protection casing.
Compared with the prior art, the beneficial effects of the utility model are that: the molded case circuit breaker with the protection function not only improves the convenience of disassembly and assembly when the molded case circuit breaker is overhauled or maintained, improves the heat dissipation effect when the molded case circuit breaker is used, but also realizes the protection function when the molded case circuit breaker is used;
(1) by arranging the mounting column, the mounting clamping groove, the clamping frame, the push rod and the pressing spring, the mounting column is inserted into the mounting cylinder, the push rod is pressed to push the clamping frame to be closed, and the push rod is released to enable the clamping frame to be clamped with the mounting clamping groove under the elastic recovery effect of the pressing spring, so that the convenience of disassembly and assembly of the molded case circuit breaker during maintenance or repair is improved;
(2) the heat dissipation fan is used for guiding heat generated in the breaker body out, meanwhile, the heat dissipation fan works to guide the heat to the outside through the vent, and the dust and sundries in the inside and outside ventilation air are filtered by the dustproof sheet, so that the heat dissipation effect of the molded case circuit breaker in use is improved;
(3) through being provided with first guard plate, magnetic path, second guard plate, magnetic slot, inserted block and protection casing, promote the installation base and with the outside of protection casing suit at the circuit breaker body for the inside of inserted block card income slot makes it drive the slider and slides in the inside of spout to first guard plate of both sides pulling and second guard plate, and the magnetic path separates with the magnetic slot simultaneously, has realized the safeguard function when moulded case circuit breaker uses.
Drawings
Fig. 1 is a schematic view of the front view of the appearance structure of the present invention;
fig. 2 is a schematic front view of the cross-sectional structure of the present invention;
fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;
fig. 4 is an enlarged schematic view of the mounting structure of the present invention.
In the figure: 1. installing a base; 2. a circuit breaker body; 3. a chute; 4. a slider; 5. a first guard plate; 6. a magnetic block; 7. a fixing plate; 8. mounting the cylinder; 9. a mounting structure; 901. mounting a column; 902. installing a clamping groove; 903. a clamping frame; 904. a push rod; 905. a compression spring; 10. installing a top plate; 11. a second guard plate; 12. a magnetic slot; 13. a protective cover; 14. a slot; 15. inserting a block; 16. a vent; 17. a dust-proof sheet; 18. a heat dissipation fan; 19. a heat dissipation port; 20. and (4) radiating aluminum sheets.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a molded case circuit breaker with a protection function comprises an installation base 1, a circuit breaker body 2, a magnetic block 6, an installation structure 9 and a protection cover 13, wherein the circuit breaker body 2 is arranged at the top end of the installation base 1, a fixed plate 7 is detachably arranged at the top end of the circuit breaker body 2, and the protection cover 13 is arranged at the top end of the installation base 1 outside the circuit breaker body 2;
the inner walls of two sides of the circuit breaker body 2 are provided with heat dissipation ports 19, the inner walls of the heat dissipation ports 19 are fixed with equally spaced heat dissipation aluminum sheets 20, the inner wall of the protective cover 13 at the position of the heat dissipation aluminum sheet 20 is provided with a vent 16, the inner wall of the vent 16 is fixed with a dustproof sheet 17, and the outer wall of one side of the dustproof sheet 17 is provided with a heat dissipation fan 18, so that the heat dissipation effect of the molded case circuit breaker in use is improved;
a mounting top plate 10 is arranged at the top end of the protective cover 13, mounting cylinders 8 are fixed on two sides of the bottom end of the mounting top plate 10, and mounting structures 9 are arranged inside the mounting cylinders 8;
the mounting structure 9 is internally provided with a mounting column 901, a mounting clamping groove 902, a clamping frame 903, a push rod 904 and a compression spring 905 in sequence, the mounting column 901 is arranged inside the mounting cylinder 8, the bottom end of the mounting column 901 is fixedly connected with the fixing plate 7, the top end of the mounting column 901 is provided with the mounting clamping groove 902, the clamping frame 903 is arranged inside the mounting clamping groove 902, the push rods 904 are arranged on the outer walls of the mounting cylinder 8 on the two sides of the clamping frame 903, one end of each push rod 904 is fixedly connected with the clamping frame 903, the compression springs 905 are fixed on the outer walls of the clamping frames 903 on the two sides of the sliding block 4, and one end of each compression spring 905 is fixedly connected with the inner wall of the mounting;
the mounting column 901 is inserted into the mounting cylinder 8, the push rod 904 is pressed to push the clamping frame 903 to be closed, the push rod 904 is released to enable the clamping frame 903 to be clamped with the mounting clamping groove 902 under the elastic recovery action of the pressing spring 905, the mounting work of the molded case circuit breaker is completed, and the convenience of disassembly and assembly during the overhaul or maintenance of the molded case circuit breaker is improved;
the corner positions of the bottom end of the installation top plate 10 are all provided with inserting grooves 14, inserting blocks 15 are arranged inside the inserting grooves 14, and the bottom ends of the inserting blocks 15 are fixedly connected with the top end of the protective cover 13 and used for installation work of the protective cover 13;
the top end of the mounting base 1 on one side of the protective cover 13 is respectively provided with a first protective plate 5 and a second protective plate 11, the top ends of the mounting base 1 at the positions of the first protective plate 5 and the second protective plate 11 are respectively provided with a sliding groove 3, a sliding block 4 is arranged inside the sliding groove 3, and the top end of the sliding block 4 is fixedly connected with the bottom ends of the first protective plate 5 and the second protective plate 11;
the outer wall of one side of the first protection plate 5 is fixed with equidistant magnetic blocks 6, the outer wall of the second protection plate 11 close to one side of the first protection plate 5 is provided with equidistant magnetic grooves 12, and the magnetic grooves 12 are matched with the magnetic blocks 6 for opening and closing the auxiliary protection cover 13.
The working principle is as follows: when the device is used, a worker firstly connects the fixing plate 7 with the circuit breaker body 2 through threads, secondly fixes the installation top plate 10 on the wall surface through bolts, then inserts the installation column 901 into the installation cylinder 8 and presses the push rod 904 to push the clamping frame 903 to be closed, loosens the push rod 904 to enable the clamping frame 903 to be clamped with the installation clamping groove 902 under the elastic recovery action of the compression spring 905, completes the installation work of the molded case circuit breaker, improves the convenience of disassembly and assembly when the molded case circuit breaker is overhauled or maintained, then pushes the installation base 1 and sleeves the protective cover 13 on the outer part of the circuit breaker body 2 to enable the insertion block 15 to be clamped into the inner part of the slot 14, uses the bolts to fix the insertion block 15 with the installation top plate 10, pulls the first protective plate 5 and the second protective plate 11 to two sides to enable the first protective plate 5 and the second protective plate 11 to drive the sliding block 4 to slide in the sliding groove 3, the protection function when having realized moulded case circuit breaker uses, at last, in moulded case circuit breaker's use, the inside heat dissipation aluminum sheet 20 of thermovent 19 exports the inside heat that produces of circuit breaker body 2, and the work of heat dissipation fan 18 simultaneously is leading-in to the outside through vent 16 with the heat to dust and debris in the inside and outside circulation air of dustproof sheet 17 filter, have improved the radiating effect when moulded case circuit breaker uses, accomplish the work that has the moulded case circuit breaker of protection function.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a moulded case circuit breaker with safeguard function, includes installation base (1), circuit breaker body (2), magnetic path (6), mounting structure (9) and protection casing (13), its characterized in that: the top end of the mounting base (1) is provided with a breaker body (2), the top end of the breaker body (2) is detachably provided with a fixed plate (7), a protective cover (13) is arranged at the top end of the mounting base (1) at the outer side of the breaker body (2), a mounting top plate (10) is arranged at the top end of the protective cover (13), and both sides of the bottom end of the mounting top plate (10) are fixed with mounting cylinders (8), and the mounting structures (9) are arranged inside the mounting cylinders (8), the top end of the mounting base (1) at one side of the protective cover (13) is respectively provided with a first protective plate (5) and a second protective plate (11), and the top ends of the mounting bases (1) at the positions of the first protection plate (5) and the second protection plate (11) are provided with sliding chutes (3), and the inside of spout (3) is provided with slider (4), the top of slider (4) and the bottom fixed connection of first guard plate (5) and second guard plate (11).
2. The molded case circuit breaker with protection function according to claim 1, characterized in that: all be provided with thermovent (19) on the inner wall of circuit breaker body (2) both sides, and all be fixed with equidistant heat dissipation aluminum sheet (20) on the inner wall of thermovent (19), be provided with vent (16) on protection casing (13) inner wall of heat dissipation aluminum sheet (20) position department, and be fixed with dustproof piece (17) on the inner wall of vent (16) to install heat dissipation fan (18) on the outer wall of dustproof piece (17) one side.
3. The molded case circuit breaker with protection function according to claim 1, characterized in that: the magnetic blocks (6) with equal intervals are fixed on the outer wall of one side of the first protection plate (5), the magnetic grooves (12) with equal intervals are formed in the outer wall, close to one side of the first protection plate (5), of the second protection plate (11), and the magnetic grooves (12) are matched with the magnetic blocks (6).
4. The molded case circuit breaker with protection function according to claim 1, characterized in that: the mounting structure is characterized in that a mounting column (901), a mounting clamping groove (902), a clamping frame (903), a push rod (904) and a pressing spring (905) are sequentially arranged inside the mounting structure (9), the mounting column (901) is arranged inside the mounting cylinder (8), the bottom end of the mounting column (901) is fixedly connected with the fixing plate (7), and the mounting clamping groove (902) is formed in the top end of the mounting column (901).
5. The molded case circuit breaker with protection function according to claim 4, characterized in that: the inside of installation draw-in groove (902) all is provided with joint frame (903), and all is provided with push rod (904) on the installation section of thick bamboo (8) outer wall of joint frame (903) both sides, the one end and the joint frame (903) fixed connection of push rod (904) to all be fixed with on the joint frame (903) outer wall of slider (4) both sides and sticis spring (905), sticis the one end of spring (905) and the inner wall fixed connection of installation section of thick bamboo (8).
6. The molded case circuit breaker with protection function according to claim 1, characterized in that: the corner position department of installation roof (10) bottom all is provided with slot (14), and the inside of slot (14) is provided with inserted block (15), the top fixed connection of the bottom of inserted block (15) and protection casing (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960537.7U CN210925906U (en) | 2019-11-14 | 2019-11-14 | Moulded case circuit breaker with safeguard function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960537.7U CN210925906U (en) | 2019-11-14 | 2019-11-14 | Moulded case circuit breaker with safeguard function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925906U true CN210925906U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921960537.7U Active CN210925906U (en) | 2019-11-14 | 2019-11-14 | Moulded case circuit breaker with safeguard function |
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| Country | Link |
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| CN (1) | CN210925906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242523A (en) * | 2021-12-28 | 2022-03-25 | 山东齐电电子科技有限公司 | Intelligent sensing device for plastic shell |
| CN117238728A (en) * | 2023-09-21 | 2023-12-15 | 安徽永汇新材料科技有限公司 | Low-voltage direct-current circuit breaker |
-
2019
- 2019-11-14 CN CN201921960537.7U patent/CN210925906U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242523A (en) * | 2021-12-28 | 2022-03-25 | 山东齐电电子科技有限公司 | Intelligent sensing device for plastic shell |
| CN114242523B (en) * | 2021-12-28 | 2024-03-15 | 山东齐电电子科技有限公司 | Plastic case intelligent sensing device |
| CN117238728A (en) * | 2023-09-21 | 2023-12-15 | 安徽永汇新材料科技有限公司 | Low-voltage direct-current circuit breaker |
| CN117238728B (en) * | 2023-09-21 | 2024-05-31 | 安徽永汇新材料科技有限公司 | Low-voltage direct-current circuit breaker |
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