CN210897048U

CN210897048U - Novel emergency brake separating device

Info

Publication number: CN210897048U
Application number: CN201921916351.1U
Authority: CN
Inventors: 刘国荣
Original assignee: Guangdong Jiangmen Xinhui Electric Control Equipment Factory Co ltd
Current assignee: Guangdong Jiangmen Xinhui Electric Control Equipment Factory Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-30
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a novel urgent separating brake device, including interlocking mounting, slide and interlocking a spare: the interlocking fixing piece is provided with a key and a limiting groove; the sliding plate is provided with a sliding rod and a tension spring, the sliding rod extends out of the limiting groove, and the sliding plate horizontally slides on the inner wall of the interlocking fixing piece; the interlocking support piece comprises a first interlocking support piece, a second interlocking support piece, a third interlocking support piece and a push rod, and the push rod penetrates through the first interlocking support piece and the second interlocking support piece and moves along the axial direction of the push rod; the third interlocking support is hinged to the interlocking fixing piece, the sliding plate is connected with the interlocking support through a pulling plate, one end of the pulling plate is hinged to the sliding plate, and the other end of the pulling plate is hinged to the third interlocking support. The emergency brake-separating device is positioned at an operation position by pulling the sliding rod, and then the brake-separating operation is completed by pressing the button core. The opening device not only simplifies the structure and the operation process, but also avoids the misoperation of the emergency opening button and improves the safety factor.

Description

Novel emergency brake separating device

Technical Field

The utility model belongs to the technical field of power transmission and distribution equipment technique and specifically relates to an urgent separating brake device for high voltage circuit breaker.

Background

In high, medium voltage switchgear, when circuit breaker electric on-off breaks down, need carry out urgent divide-off brake through mechanical device. However, since the circuit breaker is located in the switch cabinet, an emergency opening/closing button needs to be operated by installing an emergency opening/closing device on the cabinet body. Most of the existing emergency brake-separating devices adopt components such as a knob, a transmission rod and the like, the structure is complex, and the condition that a brake-separating button cannot be accurately touched due to the reduction of precision can also occur. In addition, part urgent separating brake device adopts the mechanism of action bars pivot, needs to set up a plurality of location structures, and the precision is difficult to obtain guaranteeing to occupy the inner space of cubical switchboard.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a novel emergency opening device for improving the safety and convenience of opening operation under emergency.

The utility model provides a technical scheme that its problem adopted is:

the utility model provides a novel urgent separating brake device, includes interlocking mounting, slide and interlocking branch spare: the interlocking fixing piece is provided with a key and a limiting groove; the sliding plate is provided with a sliding rod and a tension spring, the sliding rod extends out of the limiting groove, the sliding plate horizontally slides on the inner wall of the interlocking fixing piece, and the sliding plate is connected with the interlocking fixing piece through the tension spring; the interlocking support piece comprises a first interlocking support piece, a second interlocking support piece, a third interlocking support piece and a push rod, the third interlocking support piece is arranged on two sides of the first interlocking support piece and the second interlocking support piece, the push rod penetrates through the first interlocking support piece and the second interlocking support piece and moves along the axial direction of the push rod, and the push rod is provided with a pressure spring for restoring; the third interlocking support is hinged to the interlocking fixing piece, the sliding plate is connected with the interlocking support through a pulling plate, one end of the pulling plate is hinged to the sliding plate, and the other end of the pulling plate is hinged to the third interlocking support. Therefore, the sliding rod is pulled, then the button is pressed to complete the opening operation, and the sliding rod is loosened to automatically reset. Not only simplifies the structure and the operation process and saves the space, but also avoids the misoperation of the emergency brake-off button.

Further, the pushing stick is driven by the sliding rod to horizontally rotate and is provided with an operation position and a default position, the interlocking support piece and the interlocking fixing piece form an included angle of 90 degrees in the operation position, and the interlocking support piece and the interlocking fixing piece form an included angle of 180 degrees in the default position. Therefore, the positioning can be more accurate, and the safety factor is improved.

Further, the push rod comprises an operation end, a fixing groove and a contact end for touching the emergency opening and closing button, and the pressure spring is fixed on the fixing groove; in the operating position, the contact end is aligned with the emergency opening and closing button. Therefore, the space can be saved, and the misoperation of the push rod can be prevented.

Further, the button comprises a button core, a button shaft sleeve and a button nut, the button core is fixed on the interlocking fixing piece through the button shaft sleeve and the button nut, and the button core moves along the axial direction of the button core; in the operating position, the operating end is aligned with the button core. Therefore, the key can be aligned with the emergency opening and closing button through the push rod at the operation position, and the emergency opening and closing operation is realized.

Further, in the operating position, the sliding rod is located on one side, away from the key, of the limiting groove, and in the default position, the sliding rod is located on the other side, close to the key, of the limiting groove. Therefore, the positioning can be more accurate, and the situation that the push rod rotates not in place or rotates excessively is avoided.

Furthermore, a plurality of sliding grooves with limiting function are arranged on the sliding plate. This ensures smooth sliding of the slide plate on the interlocking fixture.

Further, two ends of the pressure spring respectively abut against the inner wall surfaces of the first interlocking branch piece and the second interlocking branch piece. Therefore, the pressure spring plays a role in limiting and resetting the push rod, and misoperation of the push rod is prevented.

The utility model has the advantages that: the utility model discloses a pair of novel urgent separating brake device through the pulling slide bar, makes urgent separating brake device be in the operating position, then presses the button and accomplishes the separating brake operation, loosens the slide bar automatic recovery to acquiescence position after pressing. The opening device not only simplifies the structure and the operation process, but also avoids the misoperation of the emergency opening button and improves the safety factor.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further described with reference to the following figures and examples.

Fig. 1 is a schematic structural view of the novel emergency opening device of the present invention in a default position;

fig. 2 is a front structural view of the novel emergency brake-separating device in an operating position;

fig. 3 is a reverse structure view of the novel emergency opening device in the operation position;

FIG. 4 is a block diagram of the pusher bar of FIG. 1;

fig. 5 is a structural view of the slide board of fig. 1.

Detailed Description

Referring to fig. 1 and 2, an embodiment of the present invention provides a novel emergency opening device. Including interlocking fixture 100, slide 200 and interlocking support 300: the interlocking fixing piece 100 is provided with a key 110 and a limiting groove 120; the sliding plate 200 is provided with a sliding rod 220 and a tension spring 210, the sliding rod 220 extends out of the limiting groove 120, the sliding plate 200 horizontally slides on the inner wall of the interlocking fixture 100, and the sliding plate 200 is connected with the interlocking fixture 100 through the tension spring 210; the interlocking support 300 comprises a first interlocking support 310, a second interlocking support 320, a third interlocking support 330 and a push rod 340, wherein the third interlocking support 330 is arranged on two sides of the first interlocking support 310 and the second interlocking support 320, the push rod 340 penetrates through the first interlocking support 310 and the second interlocking support 320 and moves along the axial direction of the push rod 340, and the push rod 320 is provided with a compression spring 350 for restoring; the third interlocking support 330 is hinged to the interlocking fixture 100, the sliding plate 200 and the interlocking support 300 are connected by a pulling plate 130, one end of the pulling plate 130 is hinged to the sliding plate 200, and the other end of the pulling plate 130 is hinged to the third interlocking support 330. In this connection, when the sliding rod 220 is pulled to slide horizontally, the sliding plate 200 is driven to slide horizontally on the inner wall of the interlocking fastener 100, and the pulling plate 130 is driven to rotate, so as to drive the pushing rod 340 on the interlocking fastener 300 to rotate horizontally. When the sliding rod 220 is released, the sliding plate 200 drives the pulling plate 130, the interlocking support 300 and the pushing rod 340 to return under the pulling force of the tension spring 210.

Referring to fig. 1, 2 and 3, in another embodiment, the push stick 340 is horizontally rotated by the sliding bar 220, and has an operating position and a default position. The utility model discloses as shown in fig. 2 on the operating position, interlocking branch spare 300 becomes 90 degrees contained angles with interlocking mounting 100, the utility model discloses as shown in fig. 1 on acquiescence position, interlocking branch spare 300 becomes 180 degrees contained angles with interlocking mounting 100.

Referring to fig. 4, in another embodiment, the push stick 340 includes an operation end 341, a fixing groove 342, and a contact end 343 for triggering the emergency opening and closing button, and the compression spring 350 is fixed on the fixing groove 342; in the operating position, the contact end 343 is aligned with the emergency opening and closing button. Only when the emergency brake-separating device is in the operating position, the emergency brake-separating device can be used for separating the brake, and the safety is improved.

In another embodiment, two ends of the compressed spring 350 respectively abut against the inner wall surfaces of the first interlocking support 310 and the second interlocking support 320, so that the push rod 340 is ensured to be kept at the original position, and only in the operating position and under the condition that the key 110 is pressed, the push rod 340 can touch the emergency opening and closing button, so as to prevent the emergency opening and closing button from being operated by mistake.

In another embodiment, the button 110 includes a button core 111, a button sleeve 112 and a button nut 113, the button core 111 is fixed on the interlocking fixture 100 by the button sleeve 112 and the button nut 113, and the button core 111 can move along its own axis; in the operating position, the operating end 341 is aligned with the button core 111. In the operation position, the key 110 is aligned with the push rod 340, and the push rod 340 is aligned with the emergency opening and closing button, so that the emergency opening and closing button can be operated by pressing the key 110.

In another embodiment, in the operation position, the sliding rod 220 is located at one side of the limiting groove 120 farthest from the key 110, and in the default position, the sliding rod 220 is located at the other side of the limiting groove 120 closest to the key 110. Under the action of no external force, the sliding rod 220 is positioned at one side of the limiting groove 120 closest to the key 110, and the emergency brake-separating device is at the default position at the moment; when the sliding rod 220 is pulled to the side of the limiting groove 120 farthest from the key 110, the emergency opening and closing device is in the operating position, and the key 110 is aligned with the emergency opening and closing button.

Referring to fig. 5, in this embodiment, three sliding grooves 230 are provided on the sliding plate 200, so as to ensure that the sliding plate 200 can perform a limiting function while the inner wall of the interlocking fixture 100 slides horizontally, and thus the positioning is more accurate.

As can be seen from the above description, the emergency opening device of the present invention has the advantages of simple structure and operation, reduced error accumulation, reduced cost, and accurate and reliable positioning.

The above is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and the present invention shall fall within the protection scope of the present invention as long as the technical effects of the present invention are achieved by the same means.

Claims

1. The utility model provides a novel urgent separating brake device which characterized in that: including interlocking mounting, slide and interlocking branch spare: the interlocking fixing piece is provided with a key and a limiting groove; the sliding plate is provided with a sliding rod and a tension spring, the sliding rod extends out of the limiting groove, the sliding plate horizontally slides on the inner wall of the interlocking fixing piece, and the sliding plate is connected with the interlocking fixing piece through the tension spring; the interlocking support piece comprises a first interlocking support piece, a second interlocking support piece, a third interlocking support piece and a push rod, the third interlocking support piece is arranged on two sides of the first interlocking support piece and the second interlocking support piece, the push rod penetrates through the first interlocking support piece and the second interlocking support piece and moves along the axial direction of the push rod, and the push rod is provided with a pressure spring for restoring; the third interlocking support is hinged to the interlocking fixing piece, the sliding plate is connected with the interlocking support through a pulling plate, one end of the pulling plate is hinged to the sliding plate, and the other end of the pulling plate is hinged to the third interlocking support.

2. The novel emergency brake-separating device of claim 1, wherein the pushing rod is horizontally rotated by the sliding rod, and has an operating position and a default position, wherein the interlocking support is at an angle of 90 degrees to the interlocking fixing member in the operating position, and the interlocking support is at an angle of 180 degrees to the interlocking fixing member in the default position.

3. The novel emergency brake-separating device according to claim 2, wherein the pushing rod comprises an operating end, a fixing groove and a contact end for triggering the emergency brake-separating and closing button, and the pressing spring is fixed on the fixing groove; in the operating position, the contact end is aligned with the emergency opening and closing button.

4. The novel emergency brake-separating device as claimed in claim 3, wherein the button comprises a button core, a button sleeve and a button nut, the button core is fixed on the interlocking fixture through the button sleeve and the button nut, and the button core moves axially along the button core; in the operating position, the operating end is aligned with the button core.

5. The novel emergency brake-separating device according to claim 2, wherein in the operating position, the sliding rod is located on one side of the limiting groove, which is farthest from the key, and in the default position, the sliding rod is located on the other side of the limiting groove, which is closest to the key.

6. The novel emergency brake-separating device according to claim 1, characterized in that a plurality of sliding grooves for limiting are arranged on the sliding plate.

7. The novel emergency brake-separating device according to claim 1, wherein two ends of the pressure spring respectively abut against inner wall surfaces of the first and second interlocking supports.