CN215527632U

CN215527632U - Frame-type circuit breaker with self-locking structure

Info

Publication number: CN215527632U
Application number: CN202122088268.3U
Authority: CN
Inventors: 张扬扬; 李武
Original assignee: Sanrun Electric Co ltd
Current assignee: Sanrun Electric Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-14
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a frame type circuit breaker with a self-locking structure, which comprises a protective box, a circuit breaker body and a fixed plate, wherein a limiting rod is arranged on the surface of the other end in the protective box, springs are arranged on the surface of the inner side of the protective box on two sides of the circuit breaker body, an inserting block is arranged on the surface of the inner side of the fixed plate, a pull rod is arranged on the surface of the outer side of the fixed plate between the springs, a temperature sensor is arranged in the protective box at the top of the circuit breaker body, a fan is arranged in the protective box at one side of the temperature sensor, an electric push rod is arranged at the top of the protective box, a sealing plate is arranged at one side of the electric push rod, and a humidity sensor is arranged at the top of the protective box at one side of the sealing plate. The circuit breaker can be automatically locked when being installed in the using process of the device through the arrangement of a series of structures, so that the installation work of workers is facilitated, the protection effect of the device is improved, and the device has high-efficiency heat dissipation and moisture resistance.

Description

Frame-type circuit breaker with self-locking structure

Technical Field

The utility model relates to the technical field of frame type circuit breakers, in particular to a frame type circuit breaker with a self-locking structure.

Background

The circuit breaker is a switching device capable of closing, bearing and breaking current under normal circuit conditions and closing, bearing and breaking current under abnormal circuit conditions within a specified time, is widely used in modern society, and is a mechanical switching device which can be used for closing, bearing and breaking current under normal circuit conditions and can also be used for closing, bearing and breaking current under specified abnormal circuit conditions, wherein a frame type circuit breaker is frequently used in the circuit breaker and is also called a universal circuit breaker.

The existing frame type circuit breaker has the defects that:

1. the existing frame-type circuit breaker does not have a self-locking structure, and cannot automatically limit and lock the position of a worker when the worker installs the circuit breaker, so that the installation work efficiency is reduced, and the installation and use work of the worker is inconvenient;

2. the protection effect of the existing frame type circuit breaker is poor, the temperature and the humidity cannot be detected and synchronously adjusted and controlled, the circuit breaker is easily damaged due to high temperature or high humidity, and the existing problem is solved by providing the frame type circuit breaker with the self-locking structure.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a frame type circuit breaker with a self-locking structure, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a frame-type circuit breaker with auto-lock structure, includes protecting box, circuit breaker body and fixed plate, the inside other end surface mounting of protecting box has the gag lever post, and installs the circuit breaker body between the gag lever post, the inboard surface mounting of protecting box of circuit breaker body both sides has the spring, and the inboard surface mounting of spring has the fixed plate, the inboard surface mounting of fixed plate has the inserted block, fixed plate outside surface mounting between the spring has the pull rod, and the periphery of pull rod is provided with the screw thread, the protecting box internally mounted at circuit breaker body top has temperature sensor, the protecting box internally mounted of temperature sensor one side has the fan, electric putter is installed at the top of protecting box, the closing plate is installed to one side of electric putter, humidity transducer is installed at the protecting box top of closing plate one side.

Preferably, the surface of the protective box is provided with a maintenance plate, and the surface of the maintenance plate is provided with an observation window.

Preferably, the mounting plate is installed to the bottom of protective housing, and the mounting panel top surface mounting of protective housing both sides has the fitting bolt.

Preferably, the outside of pull rod runs through the protective housing and installs the auxiliary member, and the peripheral surface of auxiliary member is provided with anti-skidding line.

Preferably, the surface of the two sides of the circuit breaker body is provided with a slot, and the slot is coincided with the insert block.

Preferably, a reinforcing plate is arranged on the surface of the other end of the protection box at the top of the breaker body, and reinforcing bolts are arranged on the surfaces of the reinforcing plates on the two sides of the protection box.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model installs the breaker body between the limiting rods, the surface of the outer side of the fixed plate between the springs is provided with the pull rod, when the breaker body is installed, a worker can install the breaker body on the limiting rods, the limiting rods can limit and guide the breaker body, when the breaker body is installed in the device, the insertion blocks can be extruded, the insertion blocks can drive the fixed plate to synchronously shrink through the springs, when the insertion grooves are aligned with the insertion blocks when the breaker body moves to the appointed position, the springs can automatically push the insertion blocks to push the insertion grooves to be overlapped because the extrusion force disappears, thereby the locking installation work is automatically carried out after the worker pushes the breaker body into the device through the limiting rods, the practicability of the device is increased, when the worker needs to detach the breaker body for maintenance work, the pull rod can be pulled to separate the insertion blocks from the insertion grooves, then rotate the pull rod to fix it on the protective housing through the screw thread, avoid the spring to drive its work of taking out that kick-backs and influence the staff automatically, the staff of being convenient for uses.

2. The utility model can increase the safety of the breaker body by installing the fan in the protective box at one side of the temperature sensor and installing the humidity sensor at the top of the protective box at one side of the sealing plate, when the breaker body works, the protective box can protect the breaker body, the temperature sensor can detect the temperature in the device, and the air flow speed in the device can be increased by automatically starting the fan under the condition of temperature, thereby quickly performing heat dissipation work on the breaker body, increasing the practicability of the device, avoiding the situation that the breaker body is damaged due to higher temperature to influence the work, simultaneously, the humidity sensor can detect the humidity of the external environment, when the detected humidity exceeds the standard value, the electric push rod can be started, the electric push rod can drive the sealing plate to move, thereby automatically sealing the vent hole through the sealing plate and increasing the sealing performance of the device, the circuit breaker body is prevented from being corroded and damaged by moisture and humidity entering the device, the condition that internal electrical elements are affected is avoided, the safety of the device is improved, and the service life of the device is prolonged.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a partial structure diagram of the spring of the present invention.

In the figure: 1. a protective box; 2. an electric push rod; 3. a sealing plate; 4. maintaining the plate; 5. a humidity sensor; 6. a reinforcing plate; 7. an auxiliary member; 8. mounting a plate; 9. installing a bolt; 10. a temperature sensor; 11. a spring; 12. a pull rod; 13. inserting a block; 14. a fan; 15. a circuit breaker body; 16. a thread; 17. a fixing plate; 18. a limiting rod; 19. and (4) a slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an embodiment of the present invention is shown: a frame type circuit breaker with a self-locking structure comprises a protective box 1, a circuit breaker body 15 and a fixing plate 17, wherein a limiting rod 18 is installed on the surface of the other end inside the protective box 1, the circuit breaker body 15 is installed between the limiting rods 18, the model of the circuit breaker body 15 adopts an E6V 6300H LSIG 3P FHR type frame type circuit breaker, springs 11 are installed on the inner side surfaces of the protective boxes 1 on two sides of the circuit breaker body 15, the fixing plate 17 is installed on the inner side surface of each spring 11, plug-in blocks 13 are installed on the inner side surface of each fixing plate 17, pull rods 12 are installed on the outer side surface of each fixing plate 17 between the springs 11, threads 16 are arranged on the peripheries of the pull rods 12, an operator can install the circuit breaker body 15 on the limiting rods 18 when installing the circuit breaker body 15, the limiting rods 18 can conduct limiting and guiding work on the plug-in, the plug-in blocks 13 can be extruded when the circuit breaker body 15 is installed inside the device, the plug 13 will drive the fixed plate 17 to contract synchronously through the spring 11, when the slot 19 aligns with the plug 13 when the breaker body 15 moves to the designated position, the spring 11 will automatically push the plug 13 to the slot 19 to make it coincide because the extrusion force disappears, thus the worker will automatically lock the installation work after pushing the breaker body 15 into the device through the spacing rod 18, increasing the practicability of the device, when the worker needs to detach the breaker body 15 for maintenance work, the worker can pull the pull rod 12 to separate the plug 13 from the slot 19, then rotate the pull rod 12 to fix it on the protective box 1 through the thread 16, avoid the spring 11 automatically driving its resilience to affect the worker's taking out work, the worker can use conveniently, the protective box 1 on the top of the breaker body 15 is internally provided with the temperature sensor 10, the model of the temperature sensor 10 adopts WRNK type sensor, the protection box 1 on one side of the temperature sensor 10 is internally provided with a fan 14, the top of the protection box 1 is provided with an electric push rod 2, the model of the electric push rod 2 adopts a DMAC28 type electric push rod, one side of the electric push rod 2 is provided with a sealing plate 3, the top of the protection box 1 on one side of the sealing plate 3 is provided with a humidity sensor 5, the model of the humidity sensor 5 adopts an HDC1080DMBR type sensor, when the breaker body 15 works, the protection box 1 can protect the breaker body and increase the safety of the breaker body, the temperature sensor 10 can detect the temperature in the device, and the fan 14 can be automatically turned on under the temperature condition to increase the air flowing speed in the device, so that the breaker body 15 can be rapidly cooled, the practicability of the device is increased, the condition that the breaker body 15 is damaged due to high temperature to influence the work is avoided, and meanwhile, the humidity sensor 5 can detect the external environment humidity, can start electric putter 2 when detecting humidity and surpassing the standard value, electric putter 2 can drive closing plate 3 and remove to automatic seal up the ventilation hole through closing plate 3, increase the leakproofness of device, avoid moisture admission plant inside to cause corrosion damage to circuit breaker body 15, influence the condition emergence of its inside electrical components, increase the security of device, prolong its life.

Further, the surface mounting of protective housing 1 has maintenance board 4, and the surface mounting of maintenance board 4 has the observation window, and the staff can install the dismantlement through opening maintenance board 4 to the inside circuit breaker body 15 of device and maintain and use work to can observe the inside behavior of device under the condition of not opening maintenance board 4 through the observation window.

Further, mounting panel 8 is installed to the bottom of

protective housing

1, and 8 top surface mounting of mounting panel of protective housing 1 both sides have the erection bolt 9, and the staff can fix mounting panel 8 at the workplace through erection bolt 9, can be through the light installation work who carries out the device of mounting panel 8 to can select to install subaerial or on the wall as required, the staff of being convenient for uses.

Further, the outside of pull rod 12 runs through protective housing 1 and installs auxiliary member 7, and the peripheral surface of auxiliary member 7 is provided with anti-skidding line, and the staff can carry out the pulling and the rotation work of pull rod 12 through auxiliary member 7, and the staff of being convenient for uses, and anti-skidding line can increase the frictional force between staff's hand and the auxiliary member 7, stability when increasing the staff and using.

Further, the surface of 15 both sides of circuit breaker body is provided with slot 19, and slot 19 coincides with inserted block 13 mutually, and the staff can carry out the auto-lock work of device through slot 19 and inserted block 13 coincidence mutually, and the staff of being convenient for carries out the installation work of device easily.

Further, 1 other end surface mounting of protective housing at circuit breaker body 15 top has gusset

plate

6, and 6 surface mounting of gusset plate of 1 both sides of protective housing have the reinforcing bolt, and the staff can install gusset plate 6 on the wall through the reinforcing bolt when installing the device on the wall in step to consolidate the device through gusset plate 6, increase the stability after the installation.

The working principle is as follows: when the breaker body 15 is mounted by an operator, the breaker body 15 can be mounted on the limiting rod 18, the limiting rod 18 can perform limiting and guiding work on the breaker body 15, when the breaker body 15 is mounted in the device, the plug-in block 13 can be extruded, the plug-in block 13 can drive the fixing plate 17 to synchronously shrink through the spring 11, when the plug-in block 19 aligns with the plug-in block 13 when the breaker body 15 moves to a specified position, the spring 11 can automatically push the plug-in block 13 into the plug-in block 19 to enable the plug-in block to coincide because the extrusion force disappears, so that the locking and mounting work can be automatically performed after the operator pushes the breaker body 15 into the device through the limiting rod 18, when the operator needs to detach the breaker body 15 for maintenance work, the pull rod 12 can be pulled to separate the plug-in block 13 from the plug-in block 19, then the pull rod 12 is rotated to be fixed on the protection box 1 through the threads 16, and the breaker body 15 works, protective housing 1 can protect it, temperature sensor 10 can detect the inside temperature of device, and can open fan 14 automatically through the temperature condition and increase the inside air flow velocity of device, thereby the quick work of dispelling the heat to circuit breaker body 15, humidity transducer 5 can detect external environment humidity simultaneously, can start electric putter 2 when detecting humidity and surpassing the standard value, electric putter 2 can drive closing plate 3 and remove, thereby automatic closing plate 3 that passes through seals up the ventilation hole, increase the leakproofness of device.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. The utility model provides a frame-type circuit breaker with auto-lock structure, includes protective housing (1), circuit breaker body (15) and fixed plate (17), its characterized in that: the surface mounting of the other end of the interior of the protection box (1) is provided with limiting rods (18), a circuit breaker body (15) is installed between the limiting rods (18), springs (11) are installed on the surface of the inner side of the protection box (1) on the two sides of the circuit breaker body (15), a fixing plate (17) is installed on the surface of the inner side of each spring (11), an inserting block (13) is installed on the surface of the inner side of each fixing plate (17), a pull rod (12) is installed on the surface of the outer side of each fixing plate (17) between the springs (11), threads (16) are arranged on the periphery of each pull rod (12), a temperature sensor (10) is installed inside the protection box (1) on the top of the circuit breaker body (15), a fan (14) is installed inside the protection box (1) on one side of the temperature sensor (10), an electric push rod (2) is installed on the top of the protection box (1), and a sealing plate (3) is installed on one side of the electric push rod (2), and a humidity sensor (5) is arranged at the top of the protective box (1) on one side of the sealing plate (3).

2. A frame type circuit breaker having a self-locking structure as claimed in claim 1, wherein: the surface mounting of guard box (1) has maintenance board (4), and the surface mounting of maintenance board (4) has the observation window.

3. A frame type circuit breaker having a self-locking structure as claimed in claim 1, wherein: mounting panel (8) are installed to the bottom of protective housing (1), and mounting panel (8) top surface mounting of protective housing (1) both sides has mounting bolt (9).

4. A frame type circuit breaker having a self-locking structure as claimed in claim 1, wherein: the outer side of the pull rod (12) penetrates through the protective box (1) and is provided with an auxiliary piece (7), and anti-skidding lines are arranged on the surface of the periphery of the auxiliary piece (7).

5. A frame type circuit breaker having a self-locking structure as claimed in claim 1, wherein: the surface of circuit breaker body (15) both sides is provided with slot (19), and slot (19) and inserted block (13) coincide mutually.

6. A frame type circuit breaker having a self-locking structure as claimed in claim 1, wherein: the surface mounting of the other end of the protective box (1) at the top of the circuit breaker body (15) is provided with a reinforcing plate (6), and the surface mounting of the reinforcing plates (6) at the two sides of the protective box (1) is provided with a reinforcing bolt.