CN216773952U

CN216773952U - Interlocking device of switch cabinet

Info

Publication number: CN216773952U
Application number: CN202122911954.6U
Authority: CN
Inventors: 陶文祥
Original assignee: Yangzhong Changjie Electric Co ltd
Current assignee: Yangzhong Changjie Electric Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-17
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of switch cabinets, in particular to an interlocking device of a switch cabinet, which comprises: the device comprises a device main body, wherein the device main body comprises a cabinet body frame, a cabinet door body is placed inside the cabinet body frame, and the cabinet door body and the cabinet body frame are fixed in a hinged mode; and the limiting mechanism comprises a limiting sleeve, and the limiting sleeve is embedded and installed on the cabinet door body. The cabinet door is provided with the limiting sleeve, the limiting strips, the limiting holes, the pressing sensor and the touch pressure rod, so that the two limiting strips and the two limiting holes are used for clamping and fixing, the cabinet door body and the cabinet body frame can be fixed by using two clamping positions, the condition that the cabinet door body is loosened due to damage of one position is avoided, and meanwhile, the pressing sensor can send an electric signal to the control console when the pressing sensor is not extruded, so that a worker of the control console is reminded that the current switch cabinet is operated by another worker.

Description

Interlocking device of switch cabinet

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to an interlocking device of a switch cabinet.

Background

The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of a power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The switch cabinets are classified into a movable switch cabinet and a fixed switch cabinet by a circuit breaker mounting mode; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades.

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Like the instrument, the automatic control, motor magnetic force switch, various ac contactor etc. and present cubical switchboard cabinet door and the cabinet body are generally fixed through the single-point block and are carried on spacingly, use many times or the impaired condition of single-point just make the cabinet door not hard up easily or the accident is opened, lead to the safeguard function effect of cabinet door to have the leak, consequently need design the interlock of a cubical switchboard

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an interlocking device of a switch cabinet, which aims to solve the problem that the existing switch cabinet door and the cabinet body in the background technology are generally limited by single-point clamping and fixing, and the problem that the cabinet door is easy to loosen or accidentally open under the condition of repeated use or single-point damage, so that the protective function effect of the cabinet door is poor.

In order to achieve the purpose, the utility model provides the following technical scheme: an interlock device for a switchgear cabinet, comprising:

the device comprises a device main body, wherein the device main body comprises a cabinet body frame, a cabinet door body is placed in the cabinet body frame, and the cabinet door body and the cabinet body frame are fixed in a hinged mode;

the limiting mechanism comprises a limiting sleeve, the limiting sleeve is embedded in the cabinet door body, a positioning rod is fixedly mounted on the inner surface of the limiting sleeve, a control plate is arranged at one end of the positioning rod, a first end of the control plate is connected with two positioning frames, the two positioning frames are movably sleeved on the positioning rod, one ends of the two positioning frames are sleeved with a linkage strip through a rotating shaft, one side of each linkage strip is movably sleeved with a limiting strip through a rotating shaft, and a cabinet body frame on one side of each limiting strip is provided with a limiting hole;

touch the clamping ring, touch the clamping ring embedding and install on the locating lever, it has touch the depression bar to insert in the clamping ring, and touches the one end of depression bar and connect on the control panel, touch the interior fixed mounting of spacing cover of depression bar one end and press the sensor, and press the sensor and be connected with power supply unit through the wire.

Preferably, the second end of control panel is connected with the handle, and the material of control panel and handle all is wood system.

Preferably, the outer surface of the positioning rod is sleeved with a rubber layer, and the inner surface of the positioning frame is embedded with an iron sheet layer with a smooth surface.

Preferably, one side of each of the two limiting strips, which is close to the limiting hole, is designed in an arc shape.

Preferably, two the screens groove has all been seted up on the spacing, two all inserted the screens pole in the screens groove, and the both ends of screens pole all are connected on the internal surface of stop collar.

Preferably, one end of the touch pressure rod is connected with a spring, and one end of the spring is connected with a rubber seat.

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

1. through being provided with the stop collar, spacing hole, press down the sensor and touch the depression bar, it is fixed to utilize two spacing and two spacing holes to carry out the screens like this, thereby it can utilize two screens to fix between cabinet door body and the cabinet body frame, avoid one of them department to damage and cause the not hard up condition of cabinet door body, utilize simultaneously to press down the sensor and can send the signal of telecommunication to the control cabinet when not receiving the extrusion, thereby remind the current cubical switchboard of staff of control cabinet to be operated by another workman.

2. Through being provided with rubber layer and iron sheet layer, it is spacing to utilize smooth iron sheet in surface and rubber to rub like this to promoted the stability of control panel and spacing hole and spacing strip screens or removed the stability of screens, let this device be convenient for the staff more and use.

Drawings

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

FIG. 2 is an exploded perspective view of the structure of the present invention;

FIG. 3 is a perspective view of the linkage bar structure of the present invention;

fig. 4 is a schematic perspective view of the detent lever of the present invention.

In the figure: 1. a device main body; 110. a cabinet frame; 111. a cabinet door body; 2. a limiting mechanism; 210. a limiting sleeve; 211. positioning a rod; 212. a control panel; 213. a positioning frame; 214. a linkage bar; 215. a limiting strip; 216. a limiting hole; 217. a contact compression ring; 218. a touch pressure lever; 219. a press sensor; 220. a spring; 221. a rubber seat; 222. a handle; 223. a clamping groove; 224. a position clamping rod.

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.

Referring to fig. 1-4, an embodiment of the present invention is shown:

an interlock device for a switchgear cabinet, comprising:

the pressing sensor 219 used in the present application is a product directly available on the market, and the principle and connection manner thereof are well known to those skilled in the art, and therefore, will not be described herein again;

the device comprises a device main body 1, wherein the device main body 1 comprises a cabinet body frame 110, a cabinet door body 111 is placed inside the cabinet body frame 110, and the cabinet door body 111 and the cabinet body frame 110 are fixed in a hinged mode;

the limiting mechanism 2, the limiting mechanism 2 includes a limiting sleeve 210, the limiting sleeve 210 is embedded in the cabinet door body 111, a positioning rod 211 is fixedly installed on the inner surface of the limiting sleeve 210, one end of the positioning rod 211 is provided with a control plate 212, the first end of the control plate 212 is connected with two positioning frames 213, the two positioning frames 213 are movably sleeved on the positioning rod 211, one ends of the two positioning frames 213 are sleeved with linkage bars 214 through rotating shafts, one sides of the two linkage bars 214 are movably sleeved with limiting bars 215 through rotating shafts, and limiting holes 216 are formed in the cabinet body frame 110 on one side of each of the two limiting bars 215;

touch clamping ring 217, touch clamping ring 217 and install on locating lever 211, it touches depression bar 218 to insert in the pressure ring 217, and the one end of touching depression bar 218 is connected on control panel 212, fixed mounting has pressure sensor 219 on the stop collar 210 internal surface of pressure bar 218 one end, and press sensor 219 to be connected with power supply unit through the wire, it is fixed to utilize two spacing strips 215 and two spacing holes 216 to carry out the screens like this, thereby it can utilize two screens to fix between cabinet door body 111 and cabinet body frame 110, avoid one of them damage and cause the not hard up condition of cabinet door body 111, it can send the signal of telecommunication to the control cabinet to utilize simultaneously when pressing sensor 219 not receiving the extrusion, thereby remind the current cubical switchboard of the staff of control cabinet to be operated by another workman.

Further, the second end of the control panel 212 is connected with the handle 222, and the control panel 212 and the handle 222 are made of wood, so that when the electric leakage is prevented by using wood, the worker can directly contact the handle to cause the situation.

Further, the rubber layer has been cup jointed to the surface of locating lever 211, and the smooth sheet iron in surface is installed in the internal surface embedding of location frame 213, and it is spacing to utilize smooth sheet iron in surface and rubber to rub like this to promoted the stability of control panel 212 and spacing hole 216 and spacing 215 screens or the stability of releasing the screens, let this device be convenient for the staff and use more.

Furthermore, one side of the two limiting strips 215 close to the limiting hole 216 is designed to be arc-shaped, so that when the control panel 212 is pulled up by a worker, the limiting strips 215 move and are released from limiting with the limiting hole 216.

Furthermore, all seted up screens groove 223 on two spacing strips 215, all inserted screens pole 224 in two screens grooves 223, and the both ends of screens pole 224 all are connected on the internal surface of stop collar 210, utilize the limiting displacement in screens pole 224 and screens groove 223 like this, promote the stability when spacing strip 215 moves.

Further, one end of the touch rod 218 is connected with a spring 220, and one end of the spring 220 is connected with a rubber seat 221, so that the touch sensor 219 is less prone to damage by utilizing the elasticity of the spring 220 and the characteristic that the rubber seat 221 is soft.

The working principle is as follows: when the staff need pull open cabinet door body 111, only need hold control panel 212 and pulling with the hand, control panel 212 drives location frame 213 and removes along locating lever 211, and the inclination grow of linkage strip 214 simultaneously to make spacing strip 215 retreat and relieve gradually with spacing hole 216 card and spacing, the lifting of control panel 212 can make touching depression bar 218 and rubber seat 221 no longer extrude and press sensor 219 simultaneously.

When the cabinet is closed, the handle 222 can drive the cabinet frame 110 to reset firstly because of the friction limitation of the iron sheet layer on the positioning frame 213 and the rubber layer on the positioning rod 211, and then the handle 222 is continuously extruded, so that the limiting strip 215 is gradually reset and clamped in the limiting hole 216, and the spring 220 extrudes the pressing sensor 219 again.

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. An interlock device for a switchgear cabinet, comprising:

the device main body (1) comprises a cabinet body frame (110), a cabinet door body (111) is placed inside the cabinet body frame (110), and the cabinet door body (111) and the cabinet body frame (110) are fixed in a hinged mode;

the limiting mechanism (2) comprises a limiting sleeve (210), the limiting sleeve (210) is embedded in a cabinet door body (111), a positioning rod (211) is fixedly mounted on the inner surface of the limiting sleeve (210), a control plate (212) is arranged at one end of the positioning rod (211), a positioning frame (213) is connected to the first end of the control plate (212), the number of the positioning frames (213) is two, the two positioning frames (213) are movably sleeved on the positioning rod (211), a linkage strip (214) is sleeved at one end of each of the two positioning frames (213) through a rotating shaft, a limiting strip (215) is movably sleeved at one side of each of the two linkage strips (214) through a rotating shaft, and a limiting hole (216) is formed in the cabinet body frame (110) at one side of each of the two limiting strips (215);

touch clamping ring (217), touch clamping ring (217) embedding and install on locating lever (211), it touches depression bar (218) to insert in clamping ring (217), and the one end of touching depression bar (218) is connected on control panel (212), fixed mounting has on stop collar (210) the internal surface of touching depression bar (218) one end presses sensor (219), and presses sensor (219) and be connected with power supply unit through the wire.

2. An interlock device for a switchgear cabinet according to claim 1, characterized in that: the second end of the control panel (212) is connected with a handle (222), and the control panel (212) and the handle (222) are both made of wood.

3. An interlock device for a switchgear cabinet according to claim 1, characterized in that: the outer surface of the positioning rod (211) is sleeved with a rubber layer, and the inner surface of the positioning frame (213) is embedded with an iron sheet layer with a smooth surface.

4. An interlock device for a switchgear cabinet according to claim 1, characterized in that: one side of each of the two limiting strips (215) close to the limiting hole (216) is designed in an arc shape.

5. An interlock device for a switchgear cabinet according to claim 1, characterized in that: two position limiting strips (215) are all provided with position limiting grooves (223), two position limiting rods (224) are inserted into the position limiting grooves (223), and two ends of each position limiting rod (224) are connected to the inner surface of a position limiting sleeve (210).

6. An interlock device for a switchgear cabinet according to claim 1, characterized in that: one end of the touch pressure rod (218) is connected with a spring (220), and one end of the spring (220) is connected with a rubber seat (221).