CN219892674U

CN219892674U - Bus low residual voltage suppression device of full-phase overvoltage protector

Info

Publication number: CN219892674U
Application number: CN202320790223.7U
Authority: CN
Inventors: 孙兴国
Original assignee: Anhui Yiye Electrical Technology Co ltd
Current assignee: Anhui Yiye Electrical Technology Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-10-24
Anticipated expiration: 2033-04-11

Abstract

The utility model relates to a bus low residual voltage suppression device of a full-phase overvoltage protector, which belongs to the technical field of suppression cabinets and comprises a suppression cabinet and a coded lock arranged on the suppression cabinet, wherein a lock cylinder part is arranged in the suppression cabinet and comprises a shell, a controller, an emergency power supply, a circuit board and a protection component, an electric driving component comprises a driving motor and a moving part, the controller is electrically connected with the emergency power supply, the circuit board, the protection component, a control panel and the driving motor, the electric driving component, the controller, the emergency power supply, the circuit board and the protection component are all arranged in the shell, an inserted link is arranged on the moving part, the driving motor drives the moving part to move, when unlocking is needed, a correct code is input on the control panel, the controller controls the driving motor to rotate so as to drive the inserted link to move, and the inserted link is separated from a socket, namely, after the coded lock is closed, the door is closed on the control panel, the driving motor reversely rotates, and the inserted link is inserted into the socket, so that the locking action of the coded lock is performed.

Description

Bus low residual voltage suppression device of full-phase overvoltage protector

Technical Field

The utility model belongs to the technical field of suppression cabinets, and particularly relates to a bus low residual voltage suppression device of a full-phase overvoltage protector.

Background

The overvoltage suppression cabinet is also called as a PT cabinet, PT is an English abbreviation of a voltage transformer, the PT cabinet mainly comprises three parts of PT, a CT current transformer, a lightning arrester and the like, the suppression cabinet mainly plays roles of metering, protecting and monitoring, the switch equipment, the measuring instrument, the protecting electrical appliance and the auxiliary equipment are assembled in a closed or semi-closed metal cabinet according to electrical wiring requirements, the suppression cabinet usually comprises a box body with a cavity inside for maintenance convenience, a box door capable of opening and closing the suppression cabinet is connected to the box body, a circuit can be switched on or off by means of a manual or automatic switch in normal operation, various parameters in operation can be displayed by means of the protecting electrical appliance or alarming in abnormal operation, certain electrical parameters can be adjusted, prompt or signal sending is carried out on the basis of the measuring instrument, and in order to avoid improper operation of other personnel, however, if the number of the suppression cabinets is too large, operators need to carry a plurality of keys, the corresponding suppression cabinets are obviously opened by adopting the box door, so that a plurality of keys are difficult to store when the corresponding keys are required to be stored, and a plurality of keys are required to be stored by the keys.

The power distribution cabinet with the heat dissipation function has the advantages that the power distribution cabinet with the heat dissipation function is provided with the coded lock with the design, but the coded lock is of a common structure, the situation after power failure cannot be effectively solved, namely, after power failure, the power distribution cabinet is easily opened by means of an external tool, the safety is not achieved, and corresponding measures are not taken for unlocking and locking under emergency conditions, so that the phenomenon is more existing in the inhibition cabinet.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model aims to solve the defect that the coded lock provided by the existing inhibition cabinet cannot be easily opened after power failure.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model discloses a bus low residual voltage suppression device of a full-phase overvoltage protector, which comprises a suppression cabinet and a coded lock arranged on the suppression cabinet, wherein the suppression cabinet is provided with a socket, the coded lock is arranged on the lock body, the socket is provided with a jack, the jack is coaxial with the inserted rod, the lock body comprises a lock core part, a control panel and an electric driving component, the control panel is arranged on the outer side surface of the suppression cabinet, a lock core part is arranged in the suppression cabinet, the lock core part comprises a shell, a controller, an emergency power supply, a circuit board and a protection component, the electric driving component comprises a driving motor and a moving part, the controller is electrically connected with the emergency power supply, the circuit board, the protection component, the control panel and the driving motor, the electric driving component, the controller, the emergency power supply, the circuit board and the protection component are all arranged in the shell, the inserted rod is arranged on the moving part, the driving motor drives the moving part to move, and the protection component is used for limiting the movement of the inserted rod.

Preferably, the protection component comprises an electromagnet, a bearing piece and a metal rod, wherein the metal rod is adsorbed on the electromagnet, the bearing piece is positioned below the metal rod, the bearing piece is arranged on the shell, and a rod groove is formed in the bearing piece and coaxial with the plunger rod.

Preferably, a gear is arranged on the output shaft of the driving motor, teeth meshed with the gear are also arranged on the outer wall of the moving part, a mounting hole for mounting the inserted link is formed in the outer wall of the moving part, a limiting part is arranged on the outer shell, and the inserted link penetrates through the limiting part.

Preferably, one end of the bearing member is provided with a sealing plate, and one end of the plunger is inserted into the rod groove of the bearing member.

Preferably, the bearing piece is provided with an arc-shaped plate, the bar groove is arranged on the arc-shaped plate, the arc-shaped plate is rotationally connected with the bearing piece, the bearing piece is provided with a small motor, the small motor is connected with an emergency power supply, and the small motor drives the arc-shaped plate to rotate.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) When unlocking is needed, a correct password is input on the control panel, the controller controls the driving motor to rotate so as to drive the inserted link to move, and the inserted link is separated from the socket, namely, the unlocking of the coded lock is completed, otherwise, after the door is closed, the door is closed on the control panel, the driving motor reversely rotates, and the inserted link is inserted into the socket, so that the locking behavior of the coded lock is performed.

Drawings

FIG. 1 is a schematic diagram of a bus low residual voltage suppression device of an all-phase overvoltage protector according to the present utility model;

FIG. 2 is a schematic diagram of the installation position of the coded lock of the bus low residual voltage suppression device of the full phase overvoltage protector;

FIG. 3 is a schematic diagram of the structure of a lock body of the bus low residual voltage suppression device of the full phase overvoltage protector of the present utility model;

fig. 4 is a schematic structural view of a lock core portion of the full phase overvoltage protector busbar low residual voltage suppression device of the present utility model;

fig. 5 is a schematic structural diagram of a protection component of the bus low residual voltage suppression device of the full-phase overvoltage protector.

Reference numerals in the schematic drawings illustrate:

100. a suppression cabinet; 110. a socket;

200. a coded lock; 210. a lock body; 211. a lock core portion; 212. a control panel; 213. an electric drive assembly; 2131. a driving motor; 2132. a moving member; 214. a housing; 215. a controller; 216. an emergency power supply; 217. a circuit board; 218. a protection component; 2181. an electromagnet; 2182. a carrier; 2183. a metal rod; 2184. an arc-shaped plate; 2185. a small motor; 220. and a plunger.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 to 5, the full phase overvoltage protector busbar low residual voltage suppression device of this embodiment includes a suppression cabinet 100 and a combination lock 200 mounted on the suppression cabinet 100, the combination lock 200 includes a lock body 210 and a plug 220, a socket 110 is provided on the suppression cabinet 100, the plug 220 is mounted on the lock body 210, a jack is provided on the socket 110, the jack is coaxial with the plug 220, the lock body 210 includes a lock core portion 211, a control panel 212 and an electric driving assembly 213, the control panel 212 is mounted on an outer side surface of the suppression cabinet 100, the lock core portion 211 is mounted inside the suppression cabinet 100, the lock core portion 211 includes a housing 214, a controller 215, an emergency power source 216, a circuit board 217 and a protection assembly 218, the electric driving assembly 213 includes a driving motor 2131 and a moving member 2132, the controller 215 is electrically connected with the emergency power source 216, the circuit board 217, the protection assembly 218, the control panel 212 and the driving motor 2131, the electric driving component 213, the controller 215, the emergency power supply 216, the circuit board 217 and the protection component 218 are all located in the shell 214, the inserted link 220 is installed on the moving component 2132, the driving motor 2131 drives the moving component 2132 to move, when unlocking is needed, the correct password is input on the control panel 212, the controller 215 controls the driving motor 2131 to rotate to drive the inserted link 220 to move, the socket 110 is disengaged, namely, the coded lock 200 is unlocked, otherwise, after the door is closed on the control panel 212, the driving motor 2131 rotates reversely, the inserted link 220 is inserted into the socket 110, namely, the locking action of the coded lock 200 is performed, the protection component 218 is used for limiting the displacement of the inserted link 220, and the limiting action is that, after power is off, in order to prevent the inserted link 220 from being controlled to move back by an external tool, the protection component 218 limits the action, and the inserted link 220 is prevented from moving back.

The protection component 218 of this embodiment includes an electromagnet 2181, a bearing member 2182 and a metal rod 2183, the metal rod 2183 is adsorbed on the electromagnet 2181, the bearing member 2182 is located below the metal rod 2183, the bearing member 2182 is mounted on the housing 214, the bearing member 2182 is provided with a rod groove, the rod groove is coaxial with the plunger 220, and the designed structure is configured to prevent the door of the inhibition cabinet 100 from being accidentally opened after power is off, when the electromagnet 2181 loses magnetism, the metal rod 2183 is separated from the electromagnet 2181 and falls into the rod groove of the bearing member 2182, so that the path of the plunger 220 moving back is blocked, and the plunger 220 cannot move back, i.e. unlocking cannot be performed.

The output shaft of the driving motor 2131 of this embodiment is provided with a gear, the outer wall of the moving part 2132 is also provided with teeth meshed with the gear, a mounting hole for mounting the inserted link 220 is provided inside, the housing 214 is provided with a limiting part, the inserted link 220 passes through the limiting part, the moving part 2132 is sleeved on the inserted link 220, and the driving motor 2131 drives the moving part 2132 to move, i.e. drives the inserted link 220 to move.

One end of the bearing member 2182 of the embodiment is provided with a sealing plate, and one end of the plunger 220 is inserted into a rod groove of the bearing member 2182.

The bearing member 2182 of this embodiment is provided with an arc plate 2184, the rod groove is arranged on the arc plate 2184, the arc plate 2184 is rotationally connected with the bearing member 2182, the bearing member 2182 is provided with a small motor 2185, the small motor 2185 is connected with an emergency power supply 216, the small motor 2185 drives the arc plate 2184 to rotate, after the short circuit, if the inhibition cabinet 100 is required to be opened, the emergency power supply 216 is controlled to supply power to the controller 215 through the control panel 212, the small motor 2185 is controlled to drive the arc plate 2184 to rotate, so that the metal rod 2183 is separated, a space is reserved for the plunger 220 to move back, and the driving motor 2131 is further controlled to drive the plunger 220 to move for unlocking.

The foregoing examples merely illustrate certain embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the utility model, all of which fall within the scope of protection of the utility model; accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a low residual voltage suppression device of full phase overvoltage protector generating line which characterized in that: the combination lock comprises a suppression cabinet (100) and a combination lock (200) arranged on the suppression cabinet (100), wherein the combination lock (200) comprises a lock body (210) and a plug rod (220), a socket (110) is arranged on the suppression cabinet (100), the plug rod (220) is arranged on the lock body (210), a jack is arranged on the socket (110), the jack is coaxial with the plug rod (220), the lock body (210) comprises a lock core part (211), a control panel (212) and an electric driving component (213), the control panel (212) is arranged on the outer side surface of the suppression cabinet (100), the lock core part (211) is arranged inside the suppression cabinet (100), the lock core part (211) comprises a shell (214), a controller (215), an emergency power supply (216), a circuit board (217) and a protection component (218), the electric driving component (213) comprises a driving motor (2131) and a moving part (2132), the controller (215) is electrically connected with the emergency power supply (216), the protection component (218), the control panel (212) and the electric driving component (215), the emergency power supply (216) and the emergency power supply component (218) are arranged in the shell (213), the plunger (220) is mounted on the moving member (2132), the driving motor (2131) drives the moving member (2132) to move, and the protection assembly (218) is used for limiting the movement of the plunger (220).

2. The full phase overvoltage protector busbar low residual voltage suppression device of claim 1, wherein: the protection assembly (218) comprises an electromagnet (2181), a bearing piece (2182) and a metal rod (2183), wherein the metal rod (2183) is adsorbed on the electromagnet (2181), the bearing piece (2182) is located below the metal rod (2183), the bearing piece (2182) is installed on the shell (214), a rod groove is formed in the bearing piece (2182), and the rod groove is coaxial with the insert rod (220).

3. The full phase overvoltage protector busbar low residual voltage suppression device of claim 1, wherein: the output shaft of the driving motor (2131) is provided with a gear, the outer wall of the moving part (2132) is also provided with teeth meshed with the gear, a mounting hole for mounting the inserted link (220) is formed in the outer wall of the moving part, the shell (214) is provided with a limiting part, and the inserted link (220) penetrates through the limiting part.

4. The full phase overvoltage protector busbar low residual voltage suppression device of claim 2, wherein: one end of the bearing piece (2182) is provided with a sealing plate, and one end of the plunger rod (220) is inserted into the rod groove of the bearing piece (2182).

5. The full phase overvoltage protector busbar low residual voltage suppression device of claim 4, wherein: be equipped with arc (2184) on carrying member (2182), the stick groove is established on arc (2184), arc (2184) and carrying member (2182) rotate to be connected, be equipped with miniature motor (2185) on carrying member (2182), urgent power (216) are connected to miniature motor (2185), miniature motor (2185) drive arc (2184) rotate.