CN217740423U

CN217740423U - High explosion-proof type vacuum circuit breaker of security

Info

Publication number: CN217740423U
Application number: CN202221046046.3U
Authority: CN
Inventors: 王申贵; 王起运
Original assignee: Tianjin Bstex Explosion Proof Electrical Appliance Co ltd
Current assignee: Tianjin Bstex Explosion Proof Electrical Appliance Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-11-04
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a high explosion-proof type vacuum circuit breaker of security, including outer container, circuit breaker body, recess, adapter sleeve, closing mechanism, chamber door and buckle, the circuit breaker body is located in the outer container, the recess is located on the outer container, the adapter sleeve is located on the outer container, closing mechanism locates the one end of outer container and passes the adapter sleeve, the chamber door is located on the closing mechanism, the buckle is located on the chamber door, the buckle can be detained in the recess. The utility model belongs to the technical field of the circuit breaker, specifically indicate a replace the manual work to open, the high explosion-proof type vacuum circuit breaker of security that the seal is good.

Description

High explosion-proof type vacuum circuit breaker of security

Technical Field

The utility model belongs to the technical field of the circuit breaker, specifically indicate a high explosion-proof type vacuum circuit breaker of security.

Background

The explosion-proof circuit breaker is used in dangerous places where combustible gas and dust exist, and can prevent electric arcs, sparks and high temperature possibly generated in the explosion-proof circuit breaker from igniting the combustible gas and the dust in the surrounding environment, so that explosion-proof requirements are met.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a replace the manual work to open, explosion-proof type vacuum circuit breaker of security that the seal is good.

In order to realize the functions, the utility model discloses the technical scheme who takes as follows: an explosion-proof vacuum circuit breaker with high safety comprises an outer box, a circuit breaker body, a groove, a connecting sleeve, an opening and closing mechanism, a box door and a buckle plate, wherein the circuit breaker body is arranged in the outer box; the opening and closing mechanism comprises a power box, an electric telescopic rod, a gear, a driving device, a rotating shaft, a sliding column and a sliding groove, wherein the electric telescopic rod is arranged in the power box, the gear rotates to be arranged at the output end of the electric telescopic rod, the driving device is arranged in the power box, the rotating shaft is arranged on the gear and penetrates through a connecting sleeve, the sliding column is arranged on an outer box, the sliding groove is arranged on the rotating shaft, and the other end of the sliding column is positioned in the sliding groove.

Further, drive arrangement includes cylinder and tooth row, the cylinder is located in the headstock, the tooth row is located the output of cylinder and is connected with the gear engagement.

Preferably, the sliding groove is arranged on the surface of the rotating shaft in an L shape, and the horizontal section of the sliding groove can meet the requirement that the box door is completely closed on the outer box.

Preferably, the width of the gear can meet the requirements of meshing with the tooth row all the time and the travel of the sliding column in the sliding groove.

Preferably, a sealing strip is arranged on the box door.

The utility model adopts the above structure to gain beneficial effect as follows: the utility model provides a pair of high explosion-proof type vacuum circuit breaker of security can be to closing of case door lock formula on the outer container through setting up switching mechanism, and safe seal is reliable, replaces artifical switching chamber door, convenient and fast simultaneously.

Drawings

Fig. 1 is a schematic view of an overall structure of an explosion-proof vacuum circuit breaker with high safety according to the present invention;

fig. 2 is a schematic side view of the explosion-proof vacuum circuit breaker with high safety according to the present invention when the outer case and the door are closed;

fig. 3 is a plan view of a driving apparatus of an explosion-proof vacuum circuit breaker having high safety.

The automatic opening and closing device comprises a circuit breaker body 1, an outer box 2, a circuit breaker body 3, a groove 4, a connecting sleeve 5, an opening and closing mechanism 6, a box door 7, a buckle plate 8, a power box 9, an electric telescopic rod 10, a gear 11, a driving device 12, a rotating shaft 13, a sliding groove 14, a sliding column 15, an air cylinder 16, a tooth row 17 and a sealing strip.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model relates to an explosion-proof vacuum circuit breaker with high safety, which comprises an outer box 1, a breaker body 2, a groove 3, a connecting sleeve 4, a switching mechanism 5, a box door 6 and a buckle 7, wherein the breaker body 2 is arranged in the outer box 1, the groove 3 is arranged on the outer box 1, the connecting sleeve 4 is arranged on the outer box 1, the switching mechanism 5 is arranged at one end of the outer box 1 and passes through the connecting sleeve 4, the box door 6 is arranged on the switching mechanism 5, the buckle 7 is arranged on the box door 6, and the buckle 7 can be buckled into the groove 3; opening and closing mechanism 5 includes headstock 8, electric telescopic handle 9, gear 10, drive arrangement 11, pivot 12, traveller 14 and spout 13, electric telescopic handle 9 locates in headstock 8, gear 10 rotates and locates on electric telescopic handle 9's the output, drive arrangement 11 locates in headstock 8, pivot 12 is located on the gear 10 and is passed the adapter sleeve 4, traveller 14 locates on outer container 1, spout 13 is located on pivot 12, the other end of traveller 14 is located spout 13.

The driving device 11 comprises an air cylinder 15 and a gear row 16, the air cylinder 15 is arranged in the power box 8, and the gear row 16 is arranged at the output end of the air cylinder 15 and is in meshed connection with the gear 10.

The sliding groove 13 is disposed on the surface of the rotating shaft 12 in an L shape, and the horizontal section of the sliding groove 13 can satisfy the condition that the box door 6 is completely closed on the outer box 1.

The width of the gear 10 is such that it always meshes with the row of teeth 16 and the travel of the sliding column 14 in the sliding slot 13.

The door 6 is provided with a sealing strip 17.

When the novel electric explosion-proof box door is used specifically, when the box door 6 needs to be closed, the air cylinder 15 is started, the air cylinder 15 pushes the gear row 16, the gear row 16 is meshed with the gear 10 to rotate, under the rotary driving of the gear 10, the rotating shaft 12 drives the box door 6 to rotate, meanwhile, the sliding column 14 slides in the sliding groove 13 until the sliding groove 13 is vertically provided with the sliding column 14, the box door 6 at the moment is closed with the outer box 1, then the electric telescopic rod 9 is started, the buckle 7 on the box door 6 is pulled into the groove 3 to complete buckling through pulling the gear 10 and the rotating shaft 12, the sealing strip 17 is completely attached to the wall of the outer box 1 at the moment, so far, the box door 6 is sealed and closed, the electric arc generated by the breaker body 2 is prevented from being exposed, meanwhile, external dust can be prevented from entering the outer box 1, the sealing effect is good, the safety performance is high, and the purpose of explosion prevention is achieved.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a high explosion-proof type vacuum circuit breaker of security which characterized in that: the circuit breaker comprises an outer box, a circuit breaker body, a groove, a connecting sleeve, an opening and closing mechanism, a box door and a buckle plate, wherein the circuit breaker body is arranged in the outer box; the opening and closing mechanism comprises a power box, an electric telescopic rod, a gear, a driving device, a rotating shaft, a sliding column and a sliding groove, wherein the electric telescopic rod is arranged in the power box, the gear rotates to be arranged at the output end of the electric telescopic rod, the driving device is arranged in the power box, the rotating shaft is arranged on the gear and penetrates through a connecting sleeve, the sliding column is arranged on an outer box, the sliding groove is arranged on the rotating shaft, and the other end of the sliding column is positioned in the sliding groove.

2. The explosion-proof type vacuum circuit breaker with high safety according to claim 1, wherein: the driving device comprises an air cylinder and a gear row, the air cylinder is arranged in the power box, and the gear row is arranged at the output end of the air cylinder and is meshed with the gear.

3. The explosion-proof type vacuum circuit breaker with high safety according to claim 2, wherein: the sliding groove is arranged on the surface of the rotating shaft in an L shape, and the horizontal section of the sliding groove can meet the requirement that the box door is completely closed on the outer box.

4. The explosion-proof type vacuum circuit breaker with high safety according to claim 3, wherein: the width of the gear can meet the requirements of being always meshed with the gear row and meeting the requirements of the stroke of the sliding column in the sliding groove.

5. The explosion-proof type vacuum circuit breaker with high safety according to claim 4, wherein: and a sealing strip is arranged on the box door.