CN210984603U - High-voltage vacuum circuit breaker with switching-on and switching-off protection device - Google Patents
High-voltage vacuum circuit breaker with switching-on and switching-off protection device Download PDFInfo
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- CN210984603U CN210984603U CN201922455956.1U CN201922455956U CN210984603U CN 210984603 U CN210984603 U CN 210984603U CN 201922455956 U CN201922455956 U CN 201922455956U CN 210984603 U CN210984603 U CN 210984603U
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Abstract
The utility model discloses a high-voltage vacuum circuit breaker with switching-on and switching-off protection device, which comprises a high-voltage vacuum circuit breaker body, wherein a switching-on button and a switching-off button are arranged on the high-voltage vacuum circuit breaker body, and the switching-on and switching-off protection device is arranged on the surface of the high-voltage vacuum circuit breaker body; the brake closing and opening protection device consists of a bent plate, two first fixed blocks and two second fixed blocks; the bent plate consists of a baffle plate and two side plates, and the two side plates are respectively arranged on two sides of the baffle plate; a boss is arranged on the front side of the first fixed block close to the upper end of the first fixed block; the second fixed block back has been seted up the second fixed orifices, a padlock piece is installed in the second fixed block front. In this way, the utility model relates to a high-pressure vacuum circuit breaker with switching on/off brake protector, this protector can pin switching on/off brake button through the padlock for protector can not be opened under the condition of keyless.
Description
Technical Field
The utility model belongs to the technical field of the high-voltage apparatus technique and specifically relates to a high-voltage vacuum circuit breaker with close separating brake protector is related to.
Background
The vacuum circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are high vacuum, has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks.
The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
The switching-on and switching-off operation of the high-voltage vacuum circuit breaker is operated by a special person, particularly, the switching-on and switching-off operation is not allowed to be carried out conveniently on some key occasions, serious harm is possibly caused to equipment and personnel due to improper operation, and the circuit breaker is required to be in a switching-off state and is not allowed to be switched on if maintenance operation is carried out.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a high-pressure vacuum circuit breaker with switching on and off brake protector, can pin switching on and off brake button, forbids non professional to carry out switching on and off operation at will.
In order to solve the technical problem, the utility model discloses a technical scheme be: a high-voltage vacuum circuit breaker with a switching-on and switching-off protection device comprises a high-voltage vacuum circuit breaker body, wherein a switching-on button and a switching-off button are installed on the high-voltage vacuum circuit breaker body, and the switching-on and switching-off protection device is installed on the surface of the high-voltage vacuum circuit breaker body;
the switching-on and switching-off protection device is arranged on the surfaces of the switching-on button and the switching-off button and consists of a bent plate, two first fixed blocks and two second fixed blocks, the two first fixed blocks are arranged on the surface of the high-voltage vacuum circuit breaker body, and the bent plate is arranged between the two first fixed blocks;
the bent plate consists of a baffle and two side plates, the two side plates are respectively arranged on two sides of the baffle, a first mounting hole is formed in each side plate, and a lock piece hole is formed in each baffle;
a boss is arranged on the front face of the first fixed block close to the upper end of the first fixed block, two first fixed holes are formed in the front face of the first fixed block, and a second mounting hole is formed in the side face of the first fixed block;
the second fixed block back has been seted up the second fixed orifices, a padlock piece is installed in the second fixed block front, padlock piece passes the padlock hole, the last lockhole of having seted up of padlock.
In a preferred embodiment of the present invention, two of the first fixing blocks are respectively located on the left side of the closing button and the right side of the opening button.
In a preferred embodiment of the present invention, the upper surface of the bent plate is in contact with the boss after the bent plate is completely opened.
In a preferred embodiment of the present invention, the first mounting hole is matched with the second mounting hole.
In a preferred embodiment of the present invention, the locking plate is engaged with the locking hole.
In a preferred embodiment of the present invention, the lock hole is provided with a padlock.
The utility model has the advantages that: the utility model relates to a high pressure vacuum circuit breaker with close separating brake protector, this protector can pin the switch-on and switch-off button through the padlock for can not open protector under the condition of keyless, can not close the separating brake operation at will promptly, forbid non professional and carry out the operation of closing the separating brake at will, thereby reduced the hidden danger that the nonstandard switch-on and switch-off produced harm to equipment and personnel.
Drawings
Fig. 1 is a front view of a high voltage vacuum circuit breaker with an on/off switch protector closed.
Fig. 2 is a left side view of a high voltage vacuum circuit breaker protector with an on/off switch protector closed.
Fig. 3 is a front view of a high voltage vacuum circuit breaker with an opening and closing protection device when the protection device is opened.
Fig. 4 is a front view of a high voltage vacuum circuit breaker flexural plate with an on-off brake guard.
Fig. 5 is a left side view of a high voltage vacuum circuit breaker flexural plate with an on/off brake guard.
Fig. 6 is a front view of a first fixing block of a high voltage vacuum circuit breaker with an opening and closing protection device.
Fig. 7 is a left side view of a first fixing block of a high voltage vacuum circuit breaker with an opening and closing protection device.
Fig. 8 is a front view of a second fixed block of the high voltage vacuum circuit breaker with an opening and closing protection device.
Fig. 9 is a right side view of a second fixed block of the high voltage vacuum circuit breaker with an opening and closing protection device.
The parts in the drawings are numbered as follows: 1. a high voltage vacuum circuit breaker body; 2. a closing button; 3. a brake separating button; 4. bending a plate; 5. a first fixed block; 6. a second fixed block; 7. a baffle plate; 8. a side plate; 9. a lock piece hole; 10; a first mounting hole; 11. a first fixing hole; 12. a second mounting hole; 13. a boss; 14. a second fixing hole; 15. hanging a lock plate; 16. a lock hole; 17. a padlock is provided.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1 to 9, a high-voltage vacuum circuit breaker with a switching-on/off protection device includes a high-voltage vacuum circuit breaker body 1, a switching-on button 2 and a switching-off button 3 are installed on the high-voltage vacuum circuit breaker body 1, the switching-on/off protection device is installed on the surface of the switching-on button 2 and the switching-off button 3, and the switching-on/off protection device can lock the switching-on button 2 and the switching-off button 3 through a padlock 17, so that the switching-on/off protection device cannot be opened without a key, that is, the switching-on/off operation cannot be performed at will, and non-professionals are prohibited from performing the switching-on/off operation at will, thereby reducing the hidden danger that the non-standard switching-on/off device damages equipment and personnel.
The switching-on and switching-off protection device is composed of a bent plate 4, two first fixed blocks 5 and two second fixed blocks 6, two the first fixed blocks 5 are installed on the surface of the high-voltage vacuum circuit breaker body 1, the bent plate 4 is installed between the two first fixed blocks 5, the first installation hole 10 and the second installation hole 12 are penetrated through rivets, the bent plate 4 is connected with the two first fixed blocks 5, meanwhile, the bent plate 4 can rotate, when the switching-on and switching-off of the circuit breaker are not carried out, the bent plate 4 is put down and locked, the padlock 17 enables the circuit breaker to be incapable of switching-on and switching-off, when the switching-on and switching-off operation is needed, the padlock 17 is opened, the bent plate 4 is upwards turned over, and therefore the switching-on and switching-off operation can be carried out.
The two first fixing blocks 5 are respectively positioned on the left side of the closing button 2 and the right side of the opening button 3, so that the bending plate 4 can simultaneously open and lock the closing button 2 and the opening button 3.
The bent plate 4 is composed of a baffle 7 and two side plates 8, the two side plates 8 are respectively installed on two sides of the baffle 7, first installation holes 10 are formed in the side plates 8, and the first installation holes 10 are used for being connected with the second installation holes 12 and have a fixing effect on the bent plate 4.
The baffle 7 is provided with a lock piece hole 9, the lock piece hole 9 is used for the hanging lock piece 15 to pass through, the hanging lock piece 15 is provided with the padlock 17 to lock the opening button 3 and the closing button 2, so that the opening and closing operations can not be carried out at will, the opening and closing operations can not be carried out at will by nonprofessional personnel, and the hidden danger that the equipment and personnel are damaged by the irregular opening and closing is reduced.
The front side of the first fixing block 5, which is close to the upper end, is provided with a boss 13, the upper surface of the bent plate 4 is in contact with the boss 13 after the bent plate is completely opened, and the boss 13 plays a limiting role in the opened bent plate 4.
Two first fixed orificess 11 have been seted up in first fixed block 5 front, second mounting hole 12 has been seted up to first fixed block 5 side, first mounting hole 10 with second mounting hole 12 cooperatees, and is not only right bent plate 4 has played fixed effect, makes moreover bent plate 4 can rotate on the first fixed block 5, thereby what bent plate 4 can be right closing button 2 with separating brake button 3 opens and the locking.
A second fixing hole 14 is formed in the back face of the second fixing block 6, and the second fixing block 6 is fixedly installed on the surface of the high-voltage vacuum circuit breaker body 1 through the second fixing block 6.
Second fixed block 6 openly installs a padlock piece 15, padlock piece 15 passes padlock piece hole 9, padlock hole 16 has been seted up on padlock piece 15, install padlock 17 on the lockhole 16, padlock piece 15 with padlock hole 9 cooperatees, padlock piece 15 passes behind the padlock piece hole 9, through install on the lockhole 16 padlock 17 is thereby right separating brake button 3 with closing button 2 carries out the locking for can not close the separating brake operation at will, forbid non professional and carry out the operation of closing the separating brake at will, thereby reduced the hidden danger that the nonstandard separating brake produced harm to equipment and personnel.
Compared with the prior art, the utility model relates to a high-pressure vacuum circuit breaker with switching on/off brake protector, this protector can pin switching on/off brake button through the padlock for protector can not be opened under the condition of no key, can not carry out switching on/off brake operation at will promptly, forbid non professional to carry out switching on/off brake operation at will, thereby reduced the hidden danger that nonstandard switching on/off brake produced harm to equipment and personnel.
In the description of the present invention, it should be noted that all the components are general standard components or components known to those skilled in the art, the structure and principle thereof are all known to those skilled in the art through technical manuals or through conventional testing methods, and the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the positions or positional relationships based on the drawings, or the positions or positional relationships that the products of the present invention are usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated devices or elements must have specific positions, be constructed and operated in specific positions, and thus, cannot be understood as limitations of the present invention.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. A high-voltage vacuum circuit breaker with a switching-on and switching-off protection device comprises a high-voltage vacuum circuit breaker body, wherein a switching-on button and a switching-off button are arranged on the high-voltage vacuum circuit breaker body;
the switching-on and switching-off protection device is arranged on the surfaces of the switching-on button and the switching-off button and consists of a bent plate, two first fixed blocks and two second fixed blocks, the two first fixed blocks are arranged on the surface of the high-voltage vacuum circuit breaker body, and the bent plate is arranged between the two first fixed blocks;
the bent plate consists of a baffle and two side plates, the two side plates are respectively arranged on two sides of the baffle, a first mounting hole is formed in each side plate, and a lock piece hole is formed in each baffle;
a boss is arranged on the front face of the first fixed block close to the upper end of the first fixed block, two first fixed holes are formed in the front face of the first fixed block, and a second mounting hole is formed in the side face of the first fixed block;
the second fixed block back has been seted up the second fixed orifices, a padlock piece is installed in the second fixed block front, padlock piece passes the padlock hole, the last lockhole of having seted up of padlock.
2. The high-voltage vacuum circuit breaker with the switching-on/switching-off protection device as claimed in claim 1, wherein the two first fixing blocks are respectively located at a left side of the switching-on button and a right side of the switching-off button.
3. The vacuum circuit breaker according to claim 1, wherein the upper surface of the bent plate contacts the boss after the bent plate is fully opened.
4. The high-voltage vacuum circuit breaker with the switching-on and switching-off protection device as claimed in claim 1, wherein the first mounting hole is matched with the second mounting hole.
5. The vacuum circuit breaker with opening and closing protection device as claimed in claim 1, wherein the locking plate is matched with the locking plate hole.
6. The high-voltage vacuum circuit breaker with the switching on/off protection device as claimed in claim 1, wherein a padlock is installed on the lock hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922455956.1U CN210984603U (en) | 2019-12-30 | 2019-12-30 | High-voltage vacuum circuit breaker with switching-on and switching-off protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922455956.1U CN210984603U (en) | 2019-12-30 | 2019-12-30 | High-voltage vacuum circuit breaker with switching-on and switching-off protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210984603U true CN210984603U (en) | 2020-07-10 |
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ID=71422691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922455956.1U Active CN210984603U (en) | 2019-12-30 | 2019-12-30 | High-voltage vacuum circuit breaker with switching-on and switching-off protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210984603U (en) |
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2019
- 2019-12-30 CN CN201922455956.1U patent/CN210984603U/en active Active
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