CN216213204U - Circuit breaker with lightning arrester - Google Patents
Circuit breaker with lightning arrester Download PDFInfo
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- CN216213204U CN216213204U CN202121796338.4U CN202121796338U CN216213204U CN 216213204 U CN216213204 U CN 216213204U CN 202121796338 U CN202121796338 U CN 202121796338U CN 216213204 U CN216213204 U CN 216213204U
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- lightning arrester
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- 238000009434 installation Methods 0.000 claims abstract description 92
- 238000002955 isolation Methods 0.000 claims abstract description 28
- 230000001154 acute effect Effects 0.000 claims description 51
- 210000001503 joint Anatomy 0.000 abstract description 19
- 230000002452 interceptive effect Effects 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a circuit breaker with a lightning arrester, which comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side surface of the installation frame; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output ground connection of arrester, and follows the direction of height of installation frame, the input of arrester is higher than the output. On the premise of ensuring that the lightning arrester has enough installation space, the outlet terminal joint is ensured not to have a corner of 90 degrees, so that after the cable is connected to the outlet terminal joint, the outlet terminal joint cannot be broken due to the fact that the cable is heavy, and therefore the safety performance of the outlet terminal joint is improved, and the safety performance of the whole circuit breaker is improved.
Description
Technical Field
The utility model relates to the technical field of wind power switches, in particular to a circuit breaker with a lightning arrester.
Background
As shown in fig. 1: the existing circuit breaker generally comprises a spring operating mechanism, a main shaft, a first insulating pull rod, a solid-sealed polar pole, a first copper bar, a current transformer, an isolating switch, a sensor and a second insulating pull rod which are connected with each other and installed on a frame. Wherein, the special solid utmost point post circuit breaker that seals of wind-powered electricity generation still includes: the outlet end 200, the lightning arrester 300 and the grounding switch 400; one end of the outlet end 200 is connected with one end of the sensor; the other end of the outlet terminal 200 is connected with one end of the lightning arrester 300; the other end of the arrester 300 is mounted on the frame 500 and connected to one end of the ground switch 400; the other end of the grounding switch 400 is grounded. According to the layout, in order to meet the requirement of the lightning arrester 300, the outlet terminal 200 needs to be made into a shape of inverted L (with a right angle of 90 °), but after the outlet terminal 200 of the shape of inverted L is connected with a main cable, because the main cable is heavy, the corner of the outlet terminal 200 of the shape of inverted L is easy to break, so that the outlet terminal 200 needs to be frequently replaced, and the lightning arrester 300 needs to be frequently disassembled and assembled, on one hand, the maintenance cost is increased; on the other hand, the safety performance of the circuit breaker is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides the circuit breaker with the lightning arrester, which avoids frequent replacement of the output end structure of the circuit breaker and has higher safety performance.
The technical scheme of the utility model is as follows: a circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame, and the outlet end connector is in a straight shape and is parallel to the height direction of the installation frame; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output ground connection of arrester, and follows the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end joint is in a straight shape and is parallel to the height direction of the mounting frame; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker.
In a further technical scheme, the circuit breaker further comprises a mounting plate, the mounting plate is mounted on the side face, located on one side of the leading-out terminal connector, of the mounting frame, the input end of the lightning arrester is detachably connected with the leading-out terminal connector, and the output end of the lightning arrester is detachably connected with the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
In order to solve the problems, the circuit breaker with the lightning arrester comprises an installation frame, an isolation knife and a wire outlet end connector, wherein the isolation knife and the wire outlet end connector are arranged on one side face of the installation frame, the wire outlet end connector comprises a first wire outlet end connector section, a second wire outlet end connector section and a third wire outlet end connector section which are integrally formed and sequentially connected, the bottom end of the first wire outlet end connector section is flush with the top end of the second wire outlet end connector section along the height direction of the installation frame, and the bottom end of the second wire outlet end connector section is flush with the top end of the third wire outlet end connector section; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output ground connection of arrester, and follows the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end connector comprises a first outlet end connector section, a second outlet end connector section and a third outlet end connector section which are integrally formed and connected in sequence, and the bottom end of the first outlet end connector section is flush with the top end of the second outlet end connector section and the bottom end of the second outlet end connector section is flush with the top end of the third outlet end connector section along the height direction of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker.
In a further technical scheme, the circuit breaker further comprises a mounting plate, the mounting plate is mounted on a side surface of the mounting frame on one side of the outlet terminal joint, the input end of the arrester is detachably connected with the outlet terminal joint (one end part of the arrester at the input end of the arrester is detachably connected with the first outlet terminal joint section of the outlet terminal joint, or one end part of the arrester at the input end of the arrester is detachably connected with the second outlet terminal joint section of the outlet terminal joint, or one end part of the arrester at the input end of the arrester is detachably connected with the third outlet terminal joint section of the outlet terminal joint, the same applies to the same, and the output end of the arrester is detachably connected with the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
In order to solve the technical problem, the circuit breaker with the lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame, and the outlet end connector is in a straight shape and is parallel to the height direction of the installation frame; the circuit breaker further comprises an arrester and a discharge counter, the arrester is obliquely arranged between the bottom of the mounting frame and the wire outlet end connector, and the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame; the outlet end connector is connected with the input end of the lightning arrester, the output end of the lightning arrester is connected with the input end of the discharge counter, and the output end of the discharge counter is grounded; wherein, along the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end joint is in a straight shape and is parallel to the height direction of the mounting frame; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker. Meanwhile, due to the design that the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame, on one hand, the lightning arrester and the discharge counter are prevented from being positioned on the same side face and interfering with each other; on the other hand, the observation of the discharge counter is facilitated.
In a further technical scheme, the circuit breaker further comprises a mounting plate, the mounting plate is mounted on the side face, located on one side of the leading-out terminal connector, of the mounting frame, the input end of the lightning arrester is detachably connected with the leading-out terminal connector, and the output end of the lightning arrester is detachably connected with the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
In order to solve the technical problem, the circuit breaker with the lightning arrester comprises an installation frame, an isolation knife and a wire outlet end connector, wherein the isolation knife and the wire outlet end connector are arranged on one side face of the installation frame, the wire outlet end connector comprises a first wire outlet end connector section, a second wire outlet end connector section and a third wire outlet end connector section which are integrally formed and sequentially connected, the bottom end of the first wire outlet end connector section is flush with the top end of the second wire outlet end connector section along the height direction of the installation frame, and the bottom end of the second wire outlet end connector section is flush with the top end of the third wire outlet end connector section; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; the circuit breaker further comprises an arrester and a discharge counter, the arrester is obliquely arranged between the bottom of the mounting frame and the wire outlet end connector, and the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame; the outlet end connector is connected with the input end of the lightning arrester, the output end of the lightning arrester is connected with the input end of the discharge counter, and the output end of the discharge counter is grounded; wherein, along the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end connector comprises a first outlet end connector section, a second outlet end connector section and a third outlet end connector section which are integrally formed and connected in sequence, and the bottom end of the first outlet end connector section is flush with the top end of the second outlet end connector section and the bottom end of the second outlet end connector section is flush with the top end of the third outlet end connector section along the height direction of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker. Meanwhile, due to the design that the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame, on one hand, the lightning arrester and the discharge counter are prevented from being positioned on the same side face and interfering with each other; on the other hand, the observation of the discharge counter is facilitated.
In a further technical scheme, the circuit breaker further comprises a mounting plate, the mounting plate is mounted on the side face, located on one side of the leading-out terminal connector, of the mounting frame, the input end of the lightning arrester is detachably connected with the leading-out terminal connector, and the output end of the lightning arrester is detachably connected with the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
The utility model has the beneficial effects that:
1. the outlet end joint is in a straight shape and is parallel to the height direction of the mounting frame; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker.
2. The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
3. The outlet end connector comprises a first outlet end connector section, a second outlet end connector section and a third outlet end connector section which are integrally formed and connected in sequence, and the bottom end of the first outlet end connector section is flush with the top end of the second outlet end connector section and the bottom end of the second outlet end connector section is flush with the top end of the third outlet end connector section along the height direction of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker.
4. The outlet end joint is in a straight shape and is parallel to the height direction of the mounting frame; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker. Meanwhile, due to the design that the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame, on one hand, the lightning arrester and the discharge counter are prevented from being positioned on the same side face and interfering with each other; on the other hand, the observation of the discharge counter is facilitated.
5. The outlet end connector comprises a first outlet end connector section, a second outlet end connector section and a third outlet end connector section which are integrally formed and connected in sequence, and the bottom end of the first outlet end connector section is flush with the top end of the second outlet end connector section and the bottom end of the second outlet end connector section is flush with the top end of the third outlet end connector section along the height direction of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker. Meanwhile, due to the design that the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame, on one hand, the lightning arrester and the discharge counter are prevented from being positioned on the same side face and interfering with each other; on the other hand, the observation of the discharge counter is facilitated.
Drawings
Fig. 1 is a schematic diagram of a prior art circuit breaker;
description of reference numerals:
200-outlet terminal; 300-lightning arrester.
Fig. 2 is a schematic diagram of a circuit breaker according to embodiment 1 of the present invention.
Description of reference numerals:
10, an isolation knife; 20-an integrated current transformer; 30-vacuum arc extinguishing unit; 40-a mounting frame; 50-a grounding unit; 60-a control unit; 70-outlet terminal connector; 701-a first outlet terminal joint section; 702-a second outlet end connector section; 703-third outlet terminal connector section; 80-a lightning arrester; 90-mounting a plate; 100-discharge counter.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
as shown in fig. 2, a circuit breaker with a lightning arrester includes a mounting frame, an isolation blade, and a wire outlet terminal connector 70, where the isolation blade and the wire outlet terminal connector 70 are arranged on one side surface of the mounting frame, the wire outlet terminal connector 70 includes a first wire outlet terminal connector section 701, a second wire outlet terminal connector section 702, and a third wire outlet terminal connector section 703 that are integrally formed and sequentially connected, and along a height direction of the mounting frame, a bottom end of the first wire outlet terminal connector section 701 is flush with a top end of the second wire outlet terminal connector section 702, and a bottom end of the second wire outlet terminal connector section 702 is flush with a top end of the third wire outlet terminal connector section 703; a first acute angle (the first acute angle is greater than 0 °, the first acute angle is less than 90 °, preferably, the first acute angle is 30 ° and 45 °) is formed between the extension lines of the second outlet end joint section 702 and the first outlet end joint section 701, which face the third outlet end joint section 703, and a second acute angle (the second acute angle is greater than 0 °, the first acute angle is less than 90 °, preferably, the first acute angle is 30 ° and 45 °) is formed between the extension lines of the second outlet end joint section 702 and the third outlet end joint section 703, which face the first outlet end joint section 701; the circuit breaker further comprises an arrester 80 and a discharge counter 100, wherein the arrester 80 is obliquely arranged between the bottom of the mounting frame and the wire outlet end connector, the discharge counter 100 is arranged on one end surface of the mounting frame along the length direction of the mounting frame (the discharge counter 100 can be arranged on one end surface of the mounting frame along the length direction of the mounting frame through a discharge counter 100 mounting plate, the discharge counter 100 mounting plate is connected to the mounting frame through a bolt, the discharge counter 100 mounting plate can also be connected to the mounting frame in a welding manner, then a plurality of first bolt holes are formed in the discharge counter 100 mounting plate, a plurality of second bolt holes are formed in the corresponding discharge counter 100, and the first bolt holes and the second bolt holes are connected through bolts); the outlet end connector is connected with the input end of the lightning arrester 80, the output end of the lightning arrester 80 is connected with the input end of the discharge counter 100, and the output end of the discharge counter 100 is grounded (the output end of the discharge counter 100 is grounded through a soft copper wire); wherein the input end of the lightning arrester 80 is higher than the output end in the height direction of the mounting frame.
The working principle of the technical scheme is as follows:
the outlet end connector comprises a first outlet end connector section 701, a second outlet end connector section 702 and a third outlet end connector section 703 which are integrally formed and sequentially connected, and along the height direction of the installation frame, the bottom end of the first outlet end connector section 701 is flush with the top end of the second outlet end connector section 702, and the bottom end of the second outlet end connector section 702 is flush with the top end of the third outlet end connector section 703 (the first outlet end connector section 701 is always positioned above the third outlet end connector section 703); a first acute angle is formed between extension lines of the second outlet terminal joint section 702 and the first outlet terminal joint section 701, which face the third outlet terminal joint section 703, and a second acute angle is formed between extension lines of the second outlet terminal joint section 702 and the third outlet terminal joint section 703, which face the first outlet terminal joint section 701; and the lightning arrester 80 sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite that guarantees that lightning arrester 80 has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the cable on the termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy in the termination of being qualified for the next round of competitions, the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and improves the security performance of whole circuit breaker. Meanwhile, due to the design that the discharge counter 100 is arranged on one end face of the mounting frame along the length direction of the mounting frame, on one hand, the lightning arrester 80 and the discharge counter 100 are prevented from being positioned on the same side face and interfering with each other; on the other hand, observation of the discharge counter 100 is facilitated.
In another embodiment, as shown in fig. 2, the circuit breaker further comprises a mounting plate 90, wherein the mounting plate 90 is mounted (e.g., welded or bolted, etc.) on a side of the mounting frame on one side of the outlet terminal, the input end of the arrester is detachably connected to the outlet terminal, and the output end of the arrester 80 is detachably connected to the mounting plate 90; the acute included angle between the center line of the arrester 80 and the horizontal direction is 45 ° -75 ° (e.g., 45 °, 50 °, 65 °, or 75 °).
The input end part of the lightning arrester 8 is detachably connected with the wire outlet end joint, and the output end of the lightning arrester 80 is detachably connected with the mounting plate 90, so that the replacement of the lightning arrester 80 is facilitated; through the design that the acute included angle between the central line of the lightning arrester 80 and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester 80 is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the surge arrester 80.
Example 2:
a circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame, and the outlet end connector is in a straight shape and is parallel to the height direction of the installation frame; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output of arrester (be close to mounting panel one side) ground connection (realize ground connection through soft copper wire, ground connection mode is current mature technology), and follows the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end joint is in a straight shape and is parallel to the height direction of the mounting frame; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker.
In another embodiment, the circuit breaker further comprises a mounting plate, the mounting plate is mounted on a side surface of the mounting frame on one side of the outlet terminal connector, the input end of the arrester is detachably connected with the outlet terminal connector, and the output end of the arrester is detachably connected with the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
Example 3:
a circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and a wire outlet end connector, wherein the isolation knife and the wire outlet end connector are arranged on one side face of the installation frame, the wire outlet end connector comprises a first wire outlet end connector section, a second wire outlet end connector section and a third wire outlet end connector section which are integrally formed and sequentially connected, the bottom end of the first wire outlet end connector section is flush with the top end of the second wire outlet end connector section along the height direction of the installation frame, and the bottom end of the second wire outlet end connector section is flush with the top end of the third wire outlet end connector section; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output ground connection of arrester, and follows the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end connector comprises a first outlet end connector section, a second outlet end connector section and a third outlet end connector section which are integrally formed and connected in sequence, and the bottom end of the first outlet end connector section is flush with the top end of the second outlet end connector section and the bottom end of the second outlet end connector section is flush with the top end of the third outlet end connector section along the height direction of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker.
In another embodiment, the circuit breaker further includes a mounting plate, the mounting plate is mounted on a side surface of the mounting frame on one side of the outlet terminal connector, the input end of the arrester is detachably connected to the outlet terminal connector (one end of the arrester at the input end of the arrester is detachably connected to the first outlet terminal connector section of the outlet terminal connector, or one end of the arrester at the input end of the arrester is detachably connected to the second outlet terminal connector section of the outlet terminal connector, or one end of the arrester at the input end of the arrester is detachably connected to the third outlet terminal connector section of the outlet terminal connector, the same applies below), the output end of the arrester is detachably connected to the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
Example 4:
a circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame, and the outlet end connector is in a straight shape and is parallel to the height direction of the installation frame; the circuit breaker further comprises an arrester and a discharge counter, the arrester is obliquely arranged between the bottom of the mounting frame and the wire outlet end connector, and the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame; the outlet end connector is connected with the input end of the lightning arrester, the output end of the lightning arrester is connected with the input end of the discharge counter, and the output end of the discharge counter is grounded; wherein, along the direction of height of installation frame, the input of arrester is higher than the output.
The working principle of the technical scheme is as follows:
the outlet end joint is in a straight shape and is parallel to the height direction of the mounting frame; and the lightning arrester sets up aslope the bottom of installation frame with the cooperation design between the termination of being qualified for the next round of competitions, under the prerequisite of guaranteeing that the lightning arrester has sufficient installation space, guaranteed again that there is not 90 turning in the termination of being qualified for the next round of competitions connects the last connecting cable of termination of being qualified for the next round of competitions, thereby can not lead to because the cable is very heavy the termination of being qualified for the next round of competitions connects the fracture, thereby improves the security performance of termination of being qualified for the next round of competitions and the security performance of improving whole circuit breaker. Meanwhile, due to the design that the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame, on one hand, the lightning arrester and the discharge counter are prevented from being positioned on the same side face and interfering with each other; on the other hand, the observation of the discharge counter is facilitated.
In another embodiment, the circuit breaker further comprises a mounting plate, the mounting plate is mounted on a side surface of the mounting frame on one side of the outlet terminal connector, the input end of the arrester is detachably connected with the outlet terminal connector, and the output end of the arrester is detachably connected with the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
The input end of the lightning arrester is detachably connected with the wire outlet end connector, and the output end of the lightning arrester is detachably connected with the mounting plate, so that the replacement of the lightning arrester is facilitated; through the design that the acute included angle between the central line of the lightning arrester and the horizontal direction is 45-75 degrees, on one hand, the overall layout of the installation position of the lightning arrester is more reasonable; on the other hand, sufficient operating space is provided for the disassembly of the arrester.
In addition, the number of the outlet end connectors, the number of the lightning arresters and the number of the discharge counters are three, each outlet end connector corresponds to one lightning arrester, and each lightning arrester corresponds to one discharge counter; as shown in fig. 2, the isolation knife 10, the integrated current transformer 20, the vacuum arc extinguishing unit 30, the mounting frame 40, the grounding unit 50, and the control unit 60 are all in the prior art, and the position relationship, the connection relationship, and the current trend among each other are all in the prior mature disclosure technology; the installation method of the outlet terminal 70 and the installation frame 40 is also well known in the art, and the innovation of the outlet terminal 70 is that the shape of the outlet terminal 70 itself changes, and the position relationship and connection relationship with the lightning arrester 80; the detachable connection can be a bolt connection, a clamping connection and the like.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (8)
1. A circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output ground connection of arrester, and follows the direction of height of installation frame, the input of arrester is higher than the output.
2. The circuit breaker with the arrester as claimed in claim 1, further comprising a mounting plate, wherein the mounting plate is mounted on a side surface of the mounting frame on a side of the outlet terminal, an input end of the arrester is detachably connected to the outlet terminal, and an output end of the arrester is detachably connected to the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
3. A circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; the circuit breaker still includes the arrester, the arrester sets up aslope the bottom of installation frame with between the leading-out terminal connects, and the leading-out terminal connects with the input of arrester is connected, the output ground connection of arrester, and follows the direction of height of installation frame, the input of arrester is higher than the output.
4. The circuit breaker with the arrester as claimed in claim 3, further comprising a mounting plate, wherein the mounting plate is mounted on a side surface of the mounting frame on a side of the outlet terminal, an input end of the arrester is detachably connected to the outlet terminal, and an output end of the arrester is detachably connected to the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
5. A circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame; the circuit breaker further comprises an arrester and a discharge counter, the arrester is obliquely arranged between the bottom of the mounting frame and the wire outlet end connector, and the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame; the outlet end connector is connected with the input end of the lightning arrester, the output end of the lightning arrester is connected with the input end of the discharge counter, and the output end of the discharge counter is grounded; wherein, along the direction of height of installation frame, the input of arrester is higher than the output.
6. The circuit breaker with the arrester as claimed in claim 5, further comprising a mounting plate, wherein the mounting plate is mounted on a side surface of the mounting frame on a side of the outlet terminal, an input end of the arrester is detachably connected to the outlet terminal, and an output end of the arrester is detachably connected to the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
7. A circuit breaker with a lightning arrester comprises an installation frame, an isolation knife and an outlet end connector, wherein the isolation knife and the outlet end connector are arranged on one side face of the installation frame; a first acute angle is formed between extension lines of the second outlet end joint section and the first outlet end joint section, which face the third outlet end joint section, and a second acute angle is formed between extension lines of the second outlet end joint section and the third outlet end joint section, which face the first outlet end joint section; the circuit breaker further comprises an arrester and a discharge counter, the arrester is obliquely arranged between the bottom of the mounting frame and the wire outlet end connector, and the discharge counter is arranged on one end face of the mounting frame along the length direction of the mounting frame; the outlet end connector is connected with the input end of the lightning arrester, the output end of the lightning arrester is connected with the input end of the discharge counter, and the output end of the discharge counter is grounded; wherein, along the direction of height of installation frame, the input of arrester is higher than the output.
8. The circuit breaker with the arrester as claimed in claim 7, further comprising a mounting plate, wherein the mounting plate is mounted on a side surface of the mounting frame on a side of the outlet terminal, an input end of the arrester is detachably connected to the outlet terminal, and an output end of the arrester is detachably connected to the mounting plate; the included angle of the central line of the lightning arrester and the acute angle of the horizontal direction is 45-75 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121796338.4U CN216213204U (en) | 2021-08-03 | 2021-08-03 | Circuit breaker with lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121796338.4U CN216213204U (en) | 2021-08-03 | 2021-08-03 | Circuit breaker with lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216213204U true CN216213204U (en) | 2022-04-05 |
Family
ID=80895895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121796338.4U Active CN216213204U (en) | 2021-08-03 | 2021-08-03 | Circuit breaker with lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216213204U (en) |
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2021
- 2021-08-03 CN CN202121796338.4U patent/CN216213204U/en active Active
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Denomination of utility model: A circuit breaker with lightning arrester Granted publication date: 20220405 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: SICHUAN BAOGUANG ELECTRICAL APPLIANCE EQUIPMENT CO.,LTD. Registration number: Y2024980005172 |