CN111081484A - High-voltage circuit breaker insulator pull rod compression device - Google Patents
High-voltage circuit breaker insulator pull rod compression device Download PDFInfo
- Publication number
- CN111081484A CN111081484A CN201911152305.3A CN201911152305A CN111081484A CN 111081484 A CN111081484 A CN 111081484A CN 201911152305 A CN201911152305 A CN 201911152305A CN 111081484 A CN111081484 A CN 111081484A
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- pull rod
- insulator pull
- insulator
- clamping
- hydraulic press
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- 239000012212 insulator Substances 0.000 title claims abstract description 86
- 238000007906 compression Methods 0.000 title claims abstract description 44
- 230000006835 compression Effects 0.000 title claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims description 33
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulators (AREA)
Abstract
The invention discloses a high-voltage circuit breaker insulator pull rod compression device which comprises a clamping structure, a compression structure and a protection structure, wherein the clamping structure comprises two oppositely arranged clamping plates, an insulator pull rod placing position is formed between the two clamping plates, and the bottoms of the two clamping plates are connected together through a fixing plate. The compression structure comprises a manual hydraulic press, the manual hydraulic press comprises a piston rod, the manual hydraulic press is connected to the fixing plate, the piston rod penetrates through the fixing plate to stretch into the insulator pull rod placing position, and the piston rod can stretch out and draw back in the insulator pull rod placing position. The protection structure comprises a protection sleeve, and the protection sleeve is sleeved on the two clamping plates. The device provided by the invention can be used for quickly completing the compression of the spring in the insulator pull rod, and the device is conveniently separated from the insulator pull rod after the insulator pull rod is installed in place. The insulator pull rod compression device is simple in structure, high in insulator pull rod compression efficiency and free of great labor consumption.
Description
Technical Field
The invention relates to the field of compression of high-voltage circuit breaker insulator pull rods, in particular to a compression device of a high-voltage circuit breaker insulator pull rod.
Background
In-process of assembling at high voltage circuit breaker, need install the insulator pull rod in high voltage circuit breaker's the axis of rotation, the front portion of insulator pull rod is the spring, needs compress the spring, exposes the axle of spring parcel, just can pass through pin junction with the axis of rotation together, but among the prior art, compress the spring through the manpower, and the elasticity of spring is too big, and the compression process consumes the manpower many, and the installation effectiveness is low, can not satisfy high voltage circuit breaker's equipment demand. Therefore, it is necessary to design a compression device for insulator pull rod which can save manpower.
Disclosure of Invention
The invention provides a compression device for an insulator pull rod of a high-voltage circuit breaker, aiming at the problems that the front spring of the existing insulator pull rod is difficult to compress during installation and the efficiency is low.
The invention adopts the following technical scheme:
the high-voltage circuit breaker insulator pull rod compression device comprises a clamping structure, a compression structure and a protection structure, wherein the clamping structure comprises two oppositely arranged clamping plates, an insulator pull rod placing position is formed between the two clamping plates, and the bottoms of the two clamping plates are connected together through a fixing plate;
the compression structure comprises a manual hydraulic press, the manual hydraulic press comprises a piston rod, the manual hydraulic press is connected to the fixing plate, and the piston rod penetrates through the fixing plate to extend into the insulator pull rod placing position and can stretch out and draw back in the insulator pull rod placing position;
the protection structure comprises a protection sleeve, and the protection sleeve is sleeved on the two clamping plates.
Preferably, the front ends of the clamping plates are provided with baffle plates, an opening is reserved between the baffle plates at the front ends of the two clamping plates, a limiting component is arranged on the outer wall of the center of each clamping plate, and the limiting component can limit the position of the protective sleeve.
Preferably, the limiting assembly comprises a groove arranged on the outer wall of the clamping plate, a limiting spring is arranged in the groove, the upper end of the limiting spring is connected with a limiting ball, and the middle upper part of the limiting ball is exposed out of the groove;
when the protective sleeve is sleeved on the upper part of the clamping structure, the limiting ball blocks the lower end of the protective sleeve, so that the protective sleeve is always positioned on the upper part of the clamping structure; the protective sleeve can extrude the limiting ball and the limiting spring to fall to the lower part of the clamping structure.
Preferably, the protective sheath includes the upper plate, and the both sides of upper plate are connected with the curb plate, and the lower extreme of two curb plates passes through the hypoplastron and connects, all opens the opening on upper plate and hypoplastron, and open-ended shape and clamping structure's shape looks adaptation are through the opening cover with upper plate and hypoplastron on clamping structure for the curb plate is to placing the position to shelter from the insulator pull rod between two clamping plates.
Preferably, the manual hydraulic press comprises a large oil cylinder and a small oil cylinder, the small oil cylinder is connected with a detachable handle, the piston rod is arranged in the large oil cylinder, and the piston rod in the large oil cylinder extends out by pressing the handle;
and an oil return valve is arranged at the bottom of the large oil cylinder, and the piston rod can retract through the oil return valve.
Preferably, the front end of the piston rod is fixedly connected with a push plate.
Preferably, a hydraulic press fixing plate is connected to a large oil cylinder of the manual hydraulic press, and the hydraulic press fixing plate is connected to the fixing plate, so that the manual hydraulic press is connected to the clamping structure.
The invention has the beneficial effects that:
the device provided by the invention can be used for quickly completing the compression of the spring in the insulator pull rod, carrying the device and the compressed insulator pull rod after the compression of the spring is completed, and releasing the pressure of the manual hydraulic device after the shaft exposed out of the front part of the insulator pull rod is installed on the rotating shaft of the high-voltage circuit breaker, thereby separating the insulator pull rod from the device; the effect of protective sheath is that prevent in compression process, insulator pull rod pops out the accident, avoids personnel's damage and insulator pull rod to damage. The insulator pull rod compression device is simple in structure, high in insulator pull rod compression efficiency and free of great labor consumption.
Drawings
Fig. 1 is a normal state diagram of an insulator rod.
Fig. 2 is a state diagram of the insulator rod after being compressed.
Fig. 3 is a schematic view of an insulator rod being placed in a compression device of an insulator rod of a high voltage circuit breaker.
Fig. 4 is a cross-sectional view of an insulator rod placed in a high voltage circuit breaker insulator rod compression device.
Fig. 5 is a schematic view of an insulator rod after being compressed in a high voltage circuit breaker insulator rod compression device.
Fig. 6 is a cross-sectional view of an insulator rod compressed within a high voltage circuit breaker insulator rod compression device.
Figure 7 is a schematic view of the insulator rod being compressed and the protective sleeve being dropped.
Figure 8 is a cross-sectional view of the insulator rod being compressed and the protective sleeve being dropped.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1, the front part of the insulator pull rod is provided with a spring 1, and when the spring is not compressed, a shaft 2 in the insulator pull rod is not exposed.
As shown in fig. 2, the shaft 2 in the insulator rod is exposed after the spring 1 is compressed.
The invention aims to compress a spring at the front part of an insulator pull rod and expose a shaft, so that the shaft can be connected with a rotating shaft of a high-voltage circuit breaker.
With reference to fig. 3 to 8, the compression device for the insulator pull rod of the high-voltage circuit breaker comprises a clamping structure, a compression structure and a protection structure.
The clamping structure comprises two opposite clamping plates 3, an insulator pull rod placing position 4 is formed between the two clamping plates, and the bottoms of the two clamping plates are connected together through a fixing plate 5.
The front ends of the clamping plates are provided with baffle plates 6, and an opening 7 is reserved between the baffle plates at the front ends of the two clamping plates.
The baffle supports for the front end of the spring of insulator pull rod provides and leans on, and the opening provides for the axle of insulator pull rod to expose the space.
Compression structure includes manual hydraulic press 8, and manual hydraulic press includes piston rod 9, and on manual hydraulic press was connected to fixed plate 5, piston rod 9 passed the fixed plate and stretched into insulator pull rod and place position 4 to can place the position at the insulator pull rod and stretch out and draw back.
The protection structure comprises a protection sleeve, and the protection sleeve is sleeved on the two clamping plates.
The protective sleeve has the advantages that the insulator pull rod is prevented from shifting or popping up in the compression process, the safety of personnel is protected, and the insulator pull rod is protected from being damaged.
The material of the protective sleeve can be PVC material.
Be provided with spacing subassembly on the outer wall of the central authorities of grip block, spacing subassembly can carry on spacingly to the position of protective sheath.
The protective sleeve not only has to play the condition of guaranteeing that the insulator pull rod can not deviate or pop out in the compression process, but also can not obstruct the separation of the device and the insulator pull rod after the insulator pull rod is installed on a rotating shaft of the high-voltage circuit breaker, so that the limiting assembly is required to limit.
The limiting assembly comprises a groove arranged on the outer wall of the clamping plate, a limiting spring 10 is arranged in the groove, the upper end of the limiting spring is connected with a limiting ball 11, and the middle upper part of the limiting ball is exposed out of the groove.
The protective sleeve is positioned at two positions in the working process of the device, when the protective sleeve is sleeved on the upper part of the clamping structure, the limiting ball blocks the lower end of the protective sleeve, so that the protective sleeve is always positioned on the upper part of the clamping structure, and the protective sleeve ensures that an insulator pull rod in the device cannot deviate or pop out in the compression process, as shown in fig. 5 and 6; after installing the insulator pull rod on high voltage circuit breaker's the axis of rotation, need separate device and insulator pull rod, move down the protective sheath this moment, the protective sheath is crossed spacing ball, and until falling the protective sheath to the lower part of clamping structure, spacing ball just is located the top of protective sheath, and the protective sheath just can not block the insulator pull rod after the compression, as shown in figure 7 and figure 8 to can separate device and insulator pull rod.
The protective sheath includes upper plate 12, and the both sides of upper plate are connected with curb plate 13, and the lower extreme of two curb plates passes through hypoplastron 14 to be connected, all opens the opening on upper plate and hypoplastron, and open-ended shape and clamping structure's shape looks adaptation are through the opening cover with upper plate and hypoplastron on clamping structure for the curb plate is to placing the position to shelter from the insulator pull rod between two clamping plates.
The side plates play a role in ensuring that the insulator pull rod cannot deviate or pop up in the compression process. The side panels may be provided with strip-shaped viewing apertures 20.
When the protective sleeve is sleeved on the upper part of the clamping structure, the limiting ball blocks the lower plate.
The manual hydraulic press and the jack have the same working principle and composition, but the manual hydraulic press has lighter weight and smaller size, and is convenient for being held by personnel.
The manual hydraulic press comprises a large oil cylinder 15 and a small oil cylinder 16, a detachable handle 17 is connected to the small oil cylinder, a piston rod 9 is arranged in the large oil cylinder, and the piston rod in the large oil cylinder extends out by pressing the handle.
The front end of the piston rod is fixedly connected with a push plate 18, the piston rod pushes the rear end of the insulator pull rod through the push plate, and the piston rod is matched with a baffle 6 at the front end of the clamping plate to complete compression of the insulator pull rod.
An oil return valve is arranged at the bottom of the large oil cylinder, and the piston rod can retract through the oil return valve.
After the piston rod retracts, the device is conveniently separated from the insulator pull rod.
A hydraulic press fixing plate 19 is connected to a large oil cylinder of the manual hydraulic press, and the hydraulic press fixing plate is connected with the fixing plate, so that the manual hydraulic press is connected with the clamping structure.
The device roughly works as follows:
put the insulator pull rod into insulator pull rod and place position 4, with the protective sheath cover on the upper portion of clamping structure, press handle 17 to make piston rod 9 in the big hydro-cylinder 15 drive the rear end that the push pedal promoted 18 insulator pull rod, the baffle 6 of the front end of cooperation grip block, until the compression of insulator pull rod targets in place, after installing the axis 2 in the insulator pull rod in the axis of rotation of high voltage circuit breaker, can make the piston rod retract through the time oil return valve, the protective sheath moves down, no longer blocks the insulator pull rod, separate device and insulator pull rod at last.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (7)
1. The high-voltage circuit breaker insulator pull rod compression device is characterized by comprising a clamping structure, a compression structure and a protection structure, wherein the clamping structure comprises two oppositely arranged clamping plates, an insulator pull rod placing position is formed between the two clamping plates, and the bottoms of the two clamping plates are connected together through a fixing plate;
the compression structure comprises a manual hydraulic press, the manual hydraulic press comprises a piston rod, the manual hydraulic press is connected to the fixing plate, and the piston rod penetrates through the fixing plate to extend into the insulator pull rod placing position and can stretch out and draw back in the insulator pull rod placing position;
the protection structure comprises a protection sleeve, and the protection sleeve is sleeved on the two clamping plates.
2. The compression device for the insulator pull rod of the high-voltage circuit breaker according to claim 1, wherein the front ends of the clamping plates are provided with baffle plates, an opening is reserved between the baffle plates at the front ends of the two clamping plates, and a limiting component is arranged on the outer wall of the center of each clamping plate and can limit the position of the protective sleeve.
3. The high-voltage circuit breaker insulator pull rod compression device as claimed in claim 2, wherein the limiting assembly comprises a groove arranged on the outer wall of the clamping plate, a limiting spring is arranged in the groove, the upper end of the limiting spring is connected with a limiting ball, and the middle upper part of the limiting ball is exposed outside the groove;
when the protective sleeve is sleeved on the upper part of the clamping structure, the limiting ball blocks the lower end of the protective sleeve, so that the protective sleeve is always positioned on the upper part of the clamping structure; the protective sleeve can extrude the limiting ball and the limiting spring to fall to the lower part of the clamping structure.
4. The compression device for the insulator pull rod of the high-voltage circuit breaker according to claim 1, wherein the protective sleeve comprises an upper plate, two sides of the upper plate are connected with side plates, the lower ends of the two side plates are connected through a lower plate, openings are formed in the upper plate and the lower plate, the shape of each opening is matched with that of the clamping structure, and the openings of the upper plate and the lower plate are sleeved on the clamping structure, so that the side plates can shield the insulator pull rod placement position between the two clamping plates.
5. The high-voltage circuit breaker insulator pull rod compression device as claimed in claim 1, wherein the manual hydraulic press comprises a large oil cylinder and a small oil cylinder, a detachable handle is connected to the small oil cylinder, the piston rod is arranged in the large oil cylinder, and the piston rod in the large oil cylinder is extended out by pressing the handle;
and an oil return valve is arranged at the bottom of the large oil cylinder, and the piston rod can retract through the oil return valve.
6. The compression device for the insulator pull rod of the high-voltage circuit breaker according to claim 1, wherein a push plate is fixedly connected to the front end of the piston rod.
7. The high voltage circuit breaker insulator rod compression device as recited in claim 5, wherein a hydraulic press fixing plate is connected to the large cylinder of the manual hydraulic press, and the hydraulic press fixing plate is connected to the fixing plate so as to connect the manual hydraulic press to the clamping structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911152305.3A CN111081484B (en) | 2019-11-22 | 2019-11-22 | High-voltage circuit breaker insulator pull rod compression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911152305.3A CN111081484B (en) | 2019-11-22 | 2019-11-22 | High-voltage circuit breaker insulator pull rod compression device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111081484A true CN111081484A (en) | 2020-04-28 |
| CN111081484B CN111081484B (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911152305.3A Active CN111081484B (en) | 2019-11-22 | 2019-11-22 | High-voltage circuit breaker insulator pull rod compression device |
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| Country | Link |
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| CN (1) | CN111081484B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203526922U (en) * | 2013-11-11 | 2014-04-09 | 唐山百川智能机器有限公司 | Shaft spring disassembly table |
| CN105448604A (en) * | 2015-12-04 | 2016-03-30 | 天津平高智能电气有限公司 | Breaking spring compression device |
| CN105666107A (en) * | 2016-04-12 | 2016-06-15 | 国网福建省电力有限公司 | Electric dismounting tool of separating brake buffer |
| CN205438412U (en) * | 2016-03-25 | 2016-08-10 | 吴忠仪表有限责任公司 | Manual hydraulic means of axle sleeve compression |
| CN106409574A (en) * | 2016-10-13 | 2017-02-15 | 天津平高智能电气有限公司 | Spring assembly loading and unloading tool |
| CN206003661U (en) * | 2016-08-31 | 2017-03-08 | 富隆电气有限公司 | Vacuum circuit breaker pull bar erector |
| CN206893493U (en) * | 2017-06-28 | 2018-01-16 | 许昌永新电气股份有限公司 | A kind of outdoor vacuum circuit breaker insulated tension pole hydraulic pressure kludge |
| CN108511237A (en) * | 2018-05-23 | 2018-09-07 | 河南森源电气股份有限公司 | A kind of earthing switch assembling jig for spring |
| CN208256529U (en) * | 2018-06-14 | 2018-12-18 | 河南森源电气股份有限公司 | A kind of earthing switch assembling jig for spring being equipped with protective cover |
| CN109616352A (en) * | 2018-12-12 | 2019-04-12 | 上海平高天灵开关有限公司 | A kind of quick prepressing device of contact spring |
| CN209418369U (en) * | 2018-11-13 | 2019-09-20 | 浙江聚弘凯电气有限公司 | A kind of insulated pull rod mounting tool |
-
2019
- 2019-11-22 CN CN201911152305.3A patent/CN111081484B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203526922U (en) * | 2013-11-11 | 2014-04-09 | 唐山百川智能机器有限公司 | Shaft spring disassembly table |
| CN105448604A (en) * | 2015-12-04 | 2016-03-30 | 天津平高智能电气有限公司 | Breaking spring compression device |
| CN205438412U (en) * | 2016-03-25 | 2016-08-10 | 吴忠仪表有限责任公司 | Manual hydraulic means of axle sleeve compression |
| CN105666107A (en) * | 2016-04-12 | 2016-06-15 | 国网福建省电力有限公司 | Electric dismounting tool of separating brake buffer |
| CN206003661U (en) * | 2016-08-31 | 2017-03-08 | 富隆电气有限公司 | Vacuum circuit breaker pull bar erector |
| CN106409574A (en) * | 2016-10-13 | 2017-02-15 | 天津平高智能电气有限公司 | Spring assembly loading and unloading tool |
| CN206893493U (en) * | 2017-06-28 | 2018-01-16 | 许昌永新电气股份有限公司 | A kind of outdoor vacuum circuit breaker insulated tension pole hydraulic pressure kludge |
| CN108511237A (en) * | 2018-05-23 | 2018-09-07 | 河南森源电气股份有限公司 | A kind of earthing switch assembling jig for spring |
| CN208256529U (en) * | 2018-06-14 | 2018-12-18 | 河南森源电气股份有限公司 | A kind of earthing switch assembling jig for spring being equipped with protective cover |
| CN209418369U (en) * | 2018-11-13 | 2019-09-20 | 浙江聚弘凯电气有限公司 | A kind of insulated pull rod mounting tool |
| CN109616352A (en) * | 2018-12-12 | 2019-04-12 | 上海平高天灵开关有限公司 | A kind of quick prepressing device of contact spring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111081484B (en) | 2022-03-11 |
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Address after: 266000 second floor of plant 1, No. 816, Changbaishan Road, Huangdao District, Qingdao, Shandong Province Patentee after: Qingdao Kunhe Ningtong Power Engineering Co.,Ltd. Address before: No. 816, Changbaishan Road, Huangdao District, Qingdao City, Shandong Province 266555 Patentee before: SHANDONG YUTONG ELECTRIC GROUP KUNHE ELECTRIC POWER ENGINEERING CO.,LTD. |