CN210429717U

CN210429717U - Operation locking mechanism of low-voltage molded case circuit breaker

Info

Publication number: CN210429717U
Application number: CN201920838360.7U
Authority: CN
Inventors: 叶秀权
Original assignee: Jiangsu Beichen Electrical Equipment Co ltd
Current assignee: Jiangsu Beichen Electrical Equipment Co ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-04-28
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a low-voltage moulded case circuit breaker operation locking mechanical system, comprising a base plate, the sliding tray has been seted up to bottom plate one side, be provided with the sliding block rather than corresponding in the sliding tray, sliding block and sliding tray swing joint, the top fixedly connected with roof of sliding tray one side is kept away from to the sliding block, roof bottom and bottom plate top swing joint, one side threaded connection that the roof top is close to the sliding block has first spacing bolt, first spacing bolt runs through the roof and extends to inside the bottom plate, the bottom plate top is rotated and is connected with two pivots, the pivot runs through the bottom plate, pivot top fixedly connected with dead lever, the dead lever bottom flushes and with roof top swing joint with the roof top, has solved locking mechanical system's installation and has dismantled very inconvenient problem.

Description

Operation locking mechanism of low-voltage molded case circuit breaker

Technical Field

The utility model relates to a locking mechanical system technical field specifically is a low pressure moulded case circuit breaker operation locking mechanical system.

Background

The game enclosure frame in the prior art usually comprises a plurality of rod pieces, and if the whole game enclosure frame is folded and the use safety is ensured, a locking structure with a locking state and an unlocking state is required to be arranged among the plurality of rod pieces, and the locking mechanism cannot be too complicated, and the production cost cannot be too high.

In the prior art, a locking mechanism with a publication number of CN201847246U includes a base and an unlocking slider capable of moving up and down along the base, where the unlocking slider is provided with a plurality of inclined sliding slots, the base is provided with horizontal sliding slots corresponding to the inclined sliding slots, the inclined sliding slots intersect with the horizontal sliding slots one by one, each horizontal sliding slot has a first end and a second end, and locking pins are respectively disposed in the corresponding horizontal sliding slot and the inclined sliding slot, and when the unlocking slider drives the locking pins to move to the first end, the locking mechanism is in a locking state; when the unlocking slide block drives the lock pin to move to the second end part, the locking mechanism is in an unlocking state. The locking mechanism adopts the chutes which form a certain angle with each other to limit the running track of the lock pin so as to determine the locking position and the unlocking position of the locking mechanism, and the structure is simple and easy to implement.

However, the above-mentioned device still has the following obvious defects in the using process, and the installation and the disassembly of the locking mechanism are very inconvenient.

Therefore, the utility model provides a low pressure moulded case circuit breaker operation locking mechanical system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pressure moulded case circuit breaker operation locking mechanical system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-voltage moulded case circuit breaker operation locking mechanical system, includes the bottom plate, the sliding tray has been seted up to bottom plate one side, be provided with the sliding block rather than corresponding in the sliding tray, sliding block and sliding tray swing joint, the top fixedly connected with roof of sliding tray one side is kept away from to the sliding block, roof bottom and bottom plate top swing joint, one side threaded connection that the roof top is close to the sliding block has first spacing bolt, first spacing bolt runs through the roof and extends to inside the bottom plate, the bottom plate top is rotated and is connected with two pivots, the pivot runs through the bottom plate, pivot top fixedly connected with dead lever, the dead lever bottom flushes and with roof top swing joint.

Through adopting above-mentioned technical scheme, during the installation, insert the sliding block sliding tray, screw up the stop cock, rotate the pivot and rotate the dead lever to the roof top, can accomplish fixedly, solved locking mechanical system's installation and the very inconvenient problem of dismantlement.

Preferably, one side of the rotating shaft, which is far away from the fixing rod, is fixedly connected with a handle, and the handle is perpendicular to the rotating shaft.

By adopting the technical scheme, the operation is facilitated by arranging the handle.

Preferably, a fixed block is inserted into the top of the top plate, two placing grooves are formed in two sides, close to the rotating shaft, of the fixed block, the placing grooves correspond to the fixed rods, two second limiting bolts are connected to one side, far away from the top plate, of the fixed block in a threaded mode, the second limiting bolts penetrate through the fixed block and extend into the top plate, a lifting plate is fixedly connected to the side wall of the fixed block, and the lifting plate penetrates through the side wall of the fixed block.

Through adopting above-mentioned technical scheme, rotate the back, put into the fixed block, screw up the spacing bolt of second, can carry on spacingly to the dead lever, lift the board through using, make the operation more convenient.

Preferably, the top of one side of the bottom plate close to the sliding groove is fixedly connected with an oil filling pipe, and the oil filling pipe extends to the inside of the sliding groove.

Through adopting above-mentioned technical scheme, through setting up oil filling pipe, it is more convenient to add lubricating oil in the sliding tray.

Preferably, one side of the oil filling pipe, which is far away from the sliding groove, is in threaded connection with an oil pipe cover, and the oil pipe cover is arranged above the oil filling pipe.

Through adopting above-mentioned technical scheme, through setting up the oil pipe lid, reducible dust is to the inside pollution of filler pipe.

Compared with the prior art, the beneficial effects of the utility model are that: during the installation, insert the sliding block sliding tray, screw up the spacing bolt, rotate the pivot and rotate the dead lever to the roof top, can accomplish fixedly, through setting up the handle, the operation is made things convenient for, rotate the back, put into the fixed block, screw up the spacing bolt of second, can carry on spacingly to the dead lever, lift up the board through using, it is more convenient to make the operation, through setting up the oil pipe, more conveniently add lubricating oil to the sliding tray, through setting up the oil pipe lid, reducible dust is to the inside pollution of oil pipe, the practicality is very strong, very worth promoting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. a base plate; 2. a top plate; 3. a slider; 4. a sliding groove; 5. a first limit bolt; 6. a rotating shaft; 7. fixing the rod; 8. a handle; 9. a fixed block; 10. lifting the plate; 11. a second limit bolt; 12. an oil filler tube; 13. an oil pipe cover; 14. and (6) placing the groove.

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 to 3, the present invention provides a technical solution:

the utility model provides a low-voltage moulded case circuit breaker operation locking mechanical system, comprising a base plate 1, sliding tray 4 has been seted up to 1 one side of bottom plate, be used for placing slider 3, be provided with sliding block 3 rather than corresponding in the sliding tray 4, sliding block 3 and 4 swing joint of sliding tray, sliding block 3 keeps away from top fixedly connected with roof 2 of 4 one side of sliding tray, 2 bottoms of roof and 1 top swing joint of bottom plate, 2 top of roof are close to one side threaded connection of sliding block 3 has first spacing bolt 5, be used for fixed roof 2, first spacing bolt 5 runs through roof 2 and extends to 1 inside of bottom plate, 1 top of bottom plate is rotated and is connected with two pivots 6, pivot 6 runs through

bottom plate

1, 6 top fixedly connected with dead lever 7 in pivot, 7 bottoms of dead lever flush with 2 tops of roof and with.

One side fixedly connected with handle 8 that dead lever 7 was kept away from to pivot 6, handle 8 perpendicular to pivot 6, 2 tops of roof are inserted and are equipped with fixed block 9, be used for fixed dead lever 7, fixed block 9 has been close to the both sides of pivot 6 and has been seted up two standing grooves 14, standing groove 14 corresponds with dead lever 7, one side threaded connection that roof 2 was kept away from to fixed block 9 has two spacing bolts 11 of second, spacing bolt 11 of second runs through fixed block 9 and extends to inside roof 2, fixed block 9 lateral wall fixedly connected with lifting plate 10, lifting plate 10 runs through fixed block 9 lateral wall, be used for lifting one side top fixedly connected with oil pipe 12 that fixed block 9 bottom plate 1 is close to sliding tray 4, be used for the filling lubricating oil, oil pipe 12 extends to inside sliding tray 4, one side threaded connection that sliding tray 4 was kept away from to oil pipe 12 has oil pipe lid 13, oil pipe lid.

The working principle is as follows: during the installation, insert sliding block 3 sliding tray 4, screw up limit bolt 5, rotate pivot 6 and rotate dead lever 7 to roof 2 top, can accomplish fixedly, through setting up handle 8, the operation has been made things convenient for, after rotating, put into fixed block 9, screw up the limit bolt 11 of second, can be spacing to dead lever 7, lift board 10 through using, it is more convenient to make the operation, through setting up oil pipe 12, it adds lubricating oil to sliding tray 4 to make things convenient for more, through setting up oil pipe lid 13, reducible dust is to the pollution of oil pipe 12 inside, therefore, the practicality is very strong, and the popularization is worth very much.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low-voltage moulded case circuit breaker operation locking mechanical system, includes bottom plate (1), its characterized in that: one side of the bottom plate (1) is provided with a sliding groove (4), a sliding block (3) corresponding to the sliding groove (4) is arranged in the sliding groove (4), the sliding block (3) is movably connected with the sliding groove (4), the top of one side of the sliding block (3) far away from the sliding groove (4) is fixedly connected with a top plate (2), the bottom of the top plate (2) is movably connected with the top of the bottom plate (1), one side of the top plate (2) close to the sliding block (3) is in threaded connection with a first limit bolt (5), the first limit bolt (5) penetrates through the top plate (2) and extends to the inner part of the bottom plate (1), the top of the bottom plate (1) is rotationally connected with two rotating shafts (6), the rotating shafts (6) penetrate through the bottom plate (1), the top of the rotating shaft (6) is fixedly connected with a fixing rod (7), and the bottom of the fixing rod (7) is flush with the top of the top plate (2) and is movably connected with the top of the top plate (2).

2. The operating locking mechanism for low-voltage molded case circuit breaker according to claim 1, characterized in that: one side of the rotating shaft (6) far away from the fixing rod (7) is fixedly connected with a handle (8), and the handle (8) is perpendicular to the rotating shaft (6).

3. The operating locking mechanism for low-voltage molded case circuit breaker according to claim 1, characterized in that: the top plate (2) is inserted with a fixing block (9), two placing grooves (14) are formed in two sides, close to the rotating shaft (6), of the fixing block (9), the placing grooves (14) correspond to the fixing rods (7), one side, far away from the top plate (2), of the fixing block (9) is in threaded connection with two second limiting bolts (11), the second limiting bolts (11) penetrate through the fixing block (9) and extend to the inside of the top plate (2), a lifting plate (10) is fixedly connected to the side wall of the fixing block (9), and the lifting plate (10) penetrates through the side wall of the fixing block (9).

4. The operating locking mechanism for low-voltage molded case circuit breaker according to claim 1, characterized in that: the oil filling device is characterized in that an oil filling pipe (12) is fixedly connected to the top of one side, close to the sliding groove (4), of the bottom plate (1), and the oil filling pipe (12) extends to the inside of the sliding groove (4).

5. The operating locking mechanism for low-voltage molded case circuit breaker according to claim 4, characterized in that: the oil filling pipe is characterized in that an oil pipe cover (13) is in threaded connection with one side, away from the sliding groove (4), of the oil filling pipe (12), and the oil pipe cover (13) is arranged above the oil filling pipe (12).