CN113066702B - Compact grounding circuit breaker and application method thereof - Google Patents
Compact grounding circuit breaker and application method thereof Download PDFInfo
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- CN113066702B CN113066702B CN202110330341.5A CN202110330341A CN113066702B CN 113066702 B CN113066702 B CN 113066702B CN 202110330341 A CN202110330341 A CN 202110330341A CN 113066702 B CN113066702 B CN 113066702B
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- sliding
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- 238000000034 method Methods 0.000 title claims abstract description 6
- 238000013016 damping Methods 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 11
- 239000010985 leather Substances 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000002159 abnormal effect Effects 0.000 claims description 7
- 210000000078 claw Anatomy 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 239000003351 stiffener Substances 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000001012 protector Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 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
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Breakers (AREA)
Abstract
The invention discloses a compact grounding circuit breaker and a use method thereof, and belongs to the field of circuit breakers. The utility model provides a compact earthing circuit breaker, including the circuit breaker body, casing and manual panel, the casing is connected on circuit breaker body outer wall, manual panel is connected on circuit breaker body roof, be connected with first slip subassembly on the slide inner wall, first slip subassembly's output is connected with the clamp plate, be connected with the axle sleeve on the clamp plate diapire, be connected with damping device on the axle sleeve inner wall, be connected with the fixed plate on the backup pad inner wall, connect locking subassembly on the fixed plate outer wall, locking subassembly output cooperatees with first slip subassembly, be connected with protector on the casing inner wall, protector's output matches with first protection mechanism; the circuit breaker is simple in structure and convenient to operate, the possibility of loosening of a circuit can be effectively avoided, and meanwhile, the circuit breaker body can be further protected from dust and water, so that the stability and the practicability of the circuit breaker are improved.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to a compact grounding circuit breaker and a use method thereof.
Background
The circuit breaker is a switching device capable of closing, bearing and switching on and off current under normal or abnormal loop conditions, the circuit breaker can be used for distributing electric energy, an asynchronous motor is not frequently started, protection is carried out on a power line, the motor and the like, the circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range, the division of a high-voltage boundary line and a low-voltage boundary line is fuzzy, the circuit breaker is generally called a high-voltage electrical appliance with the voltage higher than 3kV, and the circuit breaker has the functions of switching on and off a load circuit and switching off a fault circuit, so that the accident is prevented from being enlarged, and the safe operation is ensured.
Through searching, the invention with the publication number of CN107622923A discloses a compact grounding circuit breaker, which comprises a rear shell, a wiring device, a front cover, an assembly nut, wiring labels, a manual panel, a signal indicator lamp, a reset button and a manual switch, wherein the front cover is connected with the rear shell in a buckling manner, and the wiring device is provided with two upper ends and lower ends which are arranged in the middle of the front cover in an embedding manner; this termination that compact ground circuit breaker was equipped with carries out the cable core through the entrance hole in the wire holder and penetrates, then upwards dial cable core and fix through the wane, and can play more efficient fixed effect through anti-skidding sawtooth, and lift the lift of handle through the pine control wire holder that can be convenient, the convenience of wiring has been promoted, the effectual cable core that has prevented drops automatically, but this breaker device is when carrying out line connection, circuit breaker wiring point simple structure, when being influenced by external force and pulling or other factors, cause the circuit of wiring point bottom to become flexible easily, thereby cause the circuit to drop, cause the damage of equipment, cause the unable normal work of circuit breaker, because ground circuit breaker is installed in the external dust and hydrone extremely probably gets into the circuit breaker after the installation, and then probably cause the circuit breaker to produce the risk of short circuit, cause the inside components and parts oxidation damage of circuit breaker, therefore the device still has certain disadvantage.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when the circuit breaker is influenced by external force pulling or other factors, the circuit at the bottom of the circuit point is easy to loosen, so that the circuit is dropped, equipment is damaged, and the circuit breaker cannot work normally, and because the grounding circuit breaker is mostly exposed to the outside for installation, dust and water molecules outside the circuit breaker are likely to enter the circuit breaker after the circuit breaker is installed, the risk of short circuit of the circuit breaker is further caused, and the oxidation damage of components in the circuit breaker is caused.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a compact earthing circuit breaker, includes circuit breaker body, casing and manual panel, the casing is connected on circuit breaker body outer wall, manual panel connects on circuit breaker body roof, be connected with first protection mechanism and second protection mechanism on the circuit breaker body roof, first protection mechanism and second protection mechanism all include the backup pad, be connected with the slide on the backup pad outer wall, be connected with first sliding component on the slide inner wall, first sliding component's output is connected with the clamp plate, be connected with the axle sleeve on the clamp plate diapire, be connected with damping device on the axle sleeve inner wall, the damping device output is connected with the rubber leather sheath, one end that damping device was kept away from to the rubber leather sheath and circuit breaker body assorted, be connected with the fixed plate on the backup pad inner wall, connect locking component on the fixed plate outer wall, locking component output and first sliding component cooperate, be connected with protector on the casing inner wall, protector's output and first protection mechanism assorted.
Preferably, the first sliding component comprises a sliding plate, the sliding plate is slidably connected to the inner wall of the sliding seat, a hand lever is connected to the outer wall of the sliding plate, a connecting plate is connected to the outer wall of the hand lever, and the other end of the connecting plate is connected to the outer wall of the sliding seat.
Preferably, the damping device comprises a first elastic component and a second elastic component, the first elastic component comprises a sliding rod, the sliding rod is slidably connected to the inner wall of the shaft sleeve, a first elastic component is sleeved on the outer wall of one end of the sliding rod, and the output end of the first elastic component is matched with the shaft sleeve.
Preferably, one end of the sliding rod far away from the shaft sleeve is connected with a fixed block, the bottom wall of the fixed block is connected with a clamping plate, the bottom wall of the clamping plate is connected with a fixed rod, and the other end of the fixed rod penetrates through the rubber leather sheath and is matched with the circuit breaker body.
Preferably, the second elastic component comprises a connecting rod, one end of the connecting rod is connected to the inner wall of the clamping plate, a square shaft is connected to the outer wall of the other end of the connecting rod, a second elastic piece is connected to the outer wall of the square shaft, the second elastic piece is sleeved on the outer wall of the connecting rod, a second sliding component is connected to the bottom wall of the square shaft, and the output end of the second sliding component is connected to the top wall of the circuit breaker body.
Preferably, the second sliding component comprises a placing plate, the placing plate is connected to the top wall of the breaker body, a sliding block is connected to the inner wall of the placing plate in a sliding mode, and the other end of the sliding block is connected to the outer wall of the square shaft.
Preferably, the locking assembly comprises a first connecting plate and a rotating rod, one end of the rotating rod is connected to the outer wall of the first protection mechanism, the other end of the rotating rod is connected to the outer wall of the second protection mechanism, a lantern ring is connected to the outer wall of the rotating rod, the first connecting plate is fixedly connected to the outer wall of the fixed plate, a claw is connected to the outer wall of the first connecting plate, and the output end of the claw is matched with the lantern ring.
Preferably, the protection device comprises a connecting rod assembly and a third elastic assembly, the connecting rod assembly comprises a second connecting plate, the second connecting plate is connected to the outer wall of the shell, a reinforcing rod is connected to the outer wall of the second connecting plate, the other end of the reinforcing rod is connected with a first connecting seat, a protection plate is connected to the top wall of the first connecting seat, a rubber sleeve and a second connecting seat are connected to the bottom wall of the protection plate, a roller is connected to the inner wall of the second connecting seat, and the output end of the roller is matched with the second connecting plate.
Preferably, the third elastic component comprises a third elastic piece and a baffle, the baffle is fixedly connected to the inner wall of the shell, one end of the third elastic piece is connected to the top wall of the baffle, and the other end of the third elastic piece is connected to the bottom wall of the reinforcing rod.
The invention also discloses a using method of the compact grounding circuit breaker, which comprises the following steps:
s1: firstly, an external electric wire is connected with a contact point of a circuit breaker body, then a rotating rod is manually adjusted, the rotating rod drives a connecting plate to rotate, meanwhile, the rotating rod drives a sliding plate to stably slide along the inner wall of a sliding seat, the sliding plate drives a pressing plate to move, the pressing plate drives a shaft sleeve to move, the shaft sleeve has opposite acting force on a first elastic piece, the first elastic piece plays a role of damping and buffering the sliding rod, then the sliding rod drives a clamping plate to move through a fixed block, the clamping plate drives the fixed rod to move through a rubber leather sleeve, when the bottom of the fixed rod is in contact with the contact point of the circuit breaker body, the contact point further plays a role of pressing and protecting, and then the clamping plate and the fixed rod are arranged, so that the possibility of loosening of a circuit is effectively avoided, the stability of the device is improved, meanwhile, the fixed rod drives the rubber leather sleeve to be sleeved on the periphery of the contact point, so that external dust and water molecules are likely to enter the circuit breaker, the risk of short circuit is possibly caused, and then the rotating rod drives the clamping jaw to rotate along the outer wall of the first connecting plate when the clamping jaw is in contact with the clamping jaw, and the clamping jaw is in contact with each other, so that the clamping jaw is locked, and the abnormal stability is further improved;
s2: when the electric wire is influenced by external force pulling or other factors, the contact point of the breaker body is driven to shake, the connecting rod is driven to slide along the inner wall of the square shaft through the clamping plate, so that the connecting rod has extrusion acting force on the second elastic piece, external force which is pulled by the electric wire is counteracted with the external force which is pulled by the electric wire, the stability of connection between the fixing rod and the contact point is ensured, the line at the bottom of the connecting point is prevented from loosening, the line is prevented from falling, the contact state between the fixing rod and the contact point is ensured all the time, meanwhile, the first elastic piece has the same pressing force to the contact point through the sliding rod, the abnormal condition of loosening of the line at the bottom of the contact point is avoided, and the practicability of the device is improved;
s3: then manual rotation guard plate, and then the guard plate drives the stiffener and rotates along the second connecting plate outer wall, and then the guard plate passes through the second connecting seat and drives the gyro wheel and rotate along the second connecting plate outer wall, when the guard plate moves to when inconsistent with the circuit breaker body, thereby can further carry out dustproof and waterproof protection to the circuit breaker body, thereby further avoid dust and hydrone to cause the risk that the circuit breaker produced the short circuit, also avoid the inside components and parts oxidation damage of circuit breaker simultaneously, thereby further improved the protection performance of device.
Compared with the prior art, the invention provides a compact grounding circuit breaker, which has the following beneficial effects:
1. this compact ground circuit breaker, through being provided with cardboard and dead lever, and then when the cardboard motion, and then take the dead lever to press down the circuit breaker contact fixedly, and then avoid the loose possibility of appearance of circuit to improve the device stability, the dead lever drives the rubber leather sheath simultaneously and cup joints at the contact periphery, thereby avoids external dust and hydrone to get into in the circuit breaker extremely probably, and then probably causes the risk that the circuit breaker produced the short circuit.
2. This compact ground circuit breaker through being provided with connecting rod, second elastic component, slider, slide bar and first elastic component to when junction receives external force to drag or other factors influence, and then drive the connecting rod and slide along the square shaft outer wall, the second elastic component has opposite effort to it simultaneously, thereby guarantees to be in contact state all the time between dead lever and the contact, and first elastic component has the same holding pressure through the slide bar butt joint point simultaneously, thereby avoids the not hard up unusual condition of circuit of contact bottom, and then has improved the practicality of device.
3. This compact ground circuit breaker through being provided with stiffener, third elastic component and guard plate, and then manual rotation guard plate, and then drives the stiffener and rotate along the second connecting plate outer wall to can further carry out dustproof waterproof protection to the circuit breaker body, thereby further avoid dust and hydrone to cause the risk that the circuit breaker produced the short circuit, also avoid the inside components and parts oxidation damage of circuit breaker simultaneously, thereby further improved the protection performance of device.
The device has the advantages of simple structure and convenient operation, can effectively avoid the possibility of loosening the circuit, and can further protect the breaker body from dust and water, thereby improving the stability and practicability of the device.
Drawings
Fig. 1 is a schematic diagram of a compact grounding circuit breaker according to the present invention;
fig. 2 is a schematic diagram of a compact grounding circuit breaker according to the present invention;
fig. 3 is a schematic diagram of a compact grounding circuit breaker according to the present invention;
fig. 4 is a cross-sectional view of a compact grounding circuit breaker according to the present invention;
fig. 5 is a cross-sectional view of a compact grounding circuit breaker according to the present invention;
fig. 6 is an enlarged view of a portion a of fig. 2 of a compact ground circuit breaker according to the present invention;
fig. 7 is an enlarged view of a portion B of fig. 3 of a compact ground circuit breaker according to the present invention;
fig. 8 is an enlarged view of a portion C of fig. 3 of a compact ground circuit breaker according to the present invention;
fig. 9 is an enlarged view of a portion D of fig. 4 of a compact ground circuit breaker according to the present invention.
In the figure: 1. a circuit breaker body; 101. a housing; 102. a manual panel; 103. a support plate; 104. a slide; 105. a slide plate; 106. a connecting plate; 107. a hand lever; 108. a pressing plate; 109. a shaft sleeve; 110. a slide bar; 2. a first elastic member; 201. a fixed block; 202. a clamping plate; 203. a connecting rod; 204. a square shaft; 205. a second elastic member; 206. a slide block; 207. placing a plate; 208. a fixed rod; 209. rubber leather sheath; 3. a rotating lever; 301. a collar; 302. a first connection plate; 303. a claw; 304. a fixing plate; 305. a second connecting plate; 306. a reinforcing rod; 307. a third elastic member; 308. a baffle; 309. a first connection base; 310. a second connecting seat; 311. and (5) protecting the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples:
referring to fig. 1-9, a compact grounding circuit breaker, including circuit breaker body 1, casing 101 and manual panel 102, casing 101 connects on circuit breaker body 1 outer wall, manual panel 102 connects on circuit breaker body 1 roof, be connected with first protection mechanism and second protection mechanism on the circuit breaker body 1 roof, first protection mechanism and second protection mechanism all include backup pad 103, be connected with slide 104 on the backup pad 103 outer wall, be connected with first sliding component on the slide 104 inner wall, the output of first sliding component is connected with clamp plate 108, be connected with axle sleeve 109 on the clamp plate 108 diapire, be connected with damping device on the axle sleeve 109 inner wall, the damping device output is connected with rubber sleeve 209, one end that damping device was kept away from to rubber sleeve 209 and circuit breaker body 1 phase-match, be connected with fixed plate 304 on the backup pad 103 inner wall, connect locking component on the fixed plate 304 outer wall, locking component output and first sliding component phase-match, be connected with protector on the casing 101 inner wall, protector's output and first protection mechanism phase-match.
The first sliding component comprises a sliding plate 105, the sliding plate 105 is slidably connected to the inner wall of the sliding seat 104, a hand rod 107 is connected to the outer wall of the sliding plate 105, a connecting plate 106 is connected to the outer wall of the hand rod 107, and the other end of the connecting plate 106 is connected to the outer wall of the sliding seat 104.
The damping device comprises a first elastic component and a second elastic component, the first elastic component comprises a sliding rod 110, the sliding rod 110 is slidably connected to the inner wall of the shaft sleeve 109, the outer wall of one end of the sliding rod 110 is sleeved with a first elastic piece 2, and the output end of the first elastic piece 2 is matched with the shaft sleeve 109.
One end of the sliding rod 110 far away from the shaft sleeve 109 is connected with a fixed block 201, the bottom wall of the fixed block 201 is connected with a clamping plate 202, the bottom wall of the clamping plate 202 is connected with a fixed rod 208, and the other end of the fixed rod 208 penetrates through a rubber leather sheath 209 and is matched with the breaker body 1.
The second elastic component includes connecting rod 203, and connecting rod 203's one end is connected on cardboard 202 inner wall, is connected with square shaft 204 on connecting rod 203's the other end outer wall, is connected with second elastic component 205 on the square shaft 204 outer wall, and second elastic component 205 cup joints on connecting rod 203 outer wall, is connected with second slip subassembly on square shaft 204's the diapire, and second slip subassembly's output is connected on circuit breaker body 1 roof.
The second sliding assembly comprises a placing plate 207, wherein the placing plate 207 is connected to the top wall of the breaker body 1, a sliding block 206 is slidably connected to the inner wall of the placing plate 207, and the other end of the sliding block 206 is connected to the outer wall of the square shaft 204.
The locking assembly comprises a first connecting plate 302 and a rotating rod 3, one end of the rotating rod 3 is connected to the outer wall of the first protection mechanism, the other end of the rotating rod 3 is connected to the outer wall of the second protection mechanism, a lantern ring 301 is connected to the outer wall of the rotating rod 3, the first connecting plate 302 is fixedly connected to the outer wall of a fixed plate 304, a claw 303 is connected to the outer wall of the first connecting plate 302, and the output end of the claw 303 is matched with the lantern ring 301.
The protection device comprises a connecting rod assembly and a third elastic assembly, wherein the connecting rod assembly comprises a second connecting plate 305, the second connecting plate 305 is connected to the outer wall of the shell 101, a reinforcing rod 306 is connected to the outer wall of the second connecting plate 305, the other end of the reinforcing rod 306 is connected with a first connecting seat 309, a protection plate 311 is connected to the top wall of the first connecting seat 309, a rubber sleeve and a second connecting seat 310 are connected to the bottom wall of the protection plate 311, rollers are connected to the inner wall of the second connecting seat 310, and the output ends of the rollers are matched with the second connecting plate 305.
The third elastic component comprises a third elastic element 307 and a baffle 308, the baffle 308 is fixedly connected to the inner wall of the shell 101, one end of the third elastic element 307 is connected to the top wall of the baffle 308, and the other end of the third elastic element 307 is connected to the bottom wall of the reinforcing rod 306.
In the invention, when the circuit breaker is used, firstly, an external electric wire is connected with a contact point of the circuit breaker body 1, then the rotating rod 3 is manually adjusted, the rotating rod 3 drives the connecting plate 106 to rotate, meanwhile, the rotating rod 3 drives the sliding plate 105 to stably slide along the inner wall of the sliding seat 104, the sliding plate 105 drives the pressing plate 108 to move, the pressing plate 108 drives the shaft sleeve 109 to move, the shaft sleeve 109 has opposite acting force on the first elastic piece 2, the first elastic piece 2 plays a role of damping and buffering the sliding rod 110, then the sliding rod 110 drives the clamping plate 202 to move through the fixing block 201, the clamping plate 202 drives the fixing rod 208 to move through the rubber sleeve 209, when the bottom of the fixing rod 208 is in contact with the contact point of the circuit breaker body 1, the clamping plate 208 is further pressed and protected against the contact point, and then the possibility of line looseness is effectively avoided through the clamping plate 202 and the fixing rod 208, meanwhile, the fixing rod 208 drives the rubber sleeve 209 to be sleeved on the periphery of the contact point, so that dust and water molecules outside can possibly enter the circuit breaker, and further the risk of the circuit breaker is possibly caused, then the circuit breaker is short-circuited, and then the rotating rod 3 contacts the clamping jaw 303 and the clamping jaw 302 is contacted with the rotating rod 3 when the clamping jaw 3 is contacted with the rotating rod 3, and the clamping jaw 302 is further, and the problem is prevented from being rotated, and the problem is further, and the abnormal is prevented from being caused, and the problem is caused, when the device is rotated;
when the electric wire is influenced by external force pulling or other factors, the contact point of the breaker body 1 is driven to shake, the connecting rod 203 is driven to slide along the inner wall of the square shaft 204 through the clamping plate 202, so that the connecting rod 203 has extrusion acting force on the second elastic piece 205, external force which is pulled by the electric wire is offset with each other, stability of connection between the fixing rod 208 and the contact point is guaranteed, the line at the bottom of the connecting point is prevented from loosening, the line is prevented from falling, the fixing rod 208 and the contact point are always in a contact state, meanwhile, the first elastic piece 2 has the same pressing force to the contact point through the sliding rod 110, abnormal line loosening at the bottom of the contact point is avoided, and the practicability of the device is improved;
then manual rotation guard plate 311, and then guard plate 311 drives stiffener 306 and rotates along second connecting plate 305 outer wall, and then guard plate 311 drives the gyro wheel through second connecting seat 310 and rotates along second connecting plate 305 outer wall, when guard plate 311 moves to when inconsistent with circuit breaker body 1, thereby can further carry out dustproof and waterproof protection to circuit breaker body 1, thereby further avoid dust and hydrone to cause the risk that the circuit breaker produced the short circuit, also avoid the inside components and parts oxidation damage of circuit breaker simultaneously, thereby further improved the protection performance of device.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a compact earthing circuit breaker, includes circuit breaker body (1), casing (101) and manual panel (102), casing (101) are connected on circuit breaker body (1) outer wall, manual panel (102) are connected on circuit breaker body (1) roof, a serial communication port, be connected with first protection mechanism and second protection mechanism on circuit breaker body (1) roof, first protection mechanism and second protection mechanism all include backup pad (103), be connected with slide (104) on backup pad (103) outer wall, be connected with first sliding component on slide (104) inner wall, first sliding component's output is connected with clamp plate (108), be connected with axle sleeve (109) on clamp plate (108) diapire, be connected with damping device on axle sleeve (109) inner wall, damping device output is connected with rubber leather sheath (209), damping device's one end and circuit breaker body (1) phase-match, be connected with fixed plate (304) on backup pad (103) inner wall, be connected with first sliding component on the fixed plate (104) inner wall, be connected with first sliding component phase-lock device on the outer wall, the first sliding component phase-lock device has;
the damping device comprises a first elastic component and a second elastic component, the first elastic component comprises a sliding rod (110), the sliding rod (110) is connected to the inner wall of the shaft sleeve (109) in a sliding mode, a first elastic component (2) is sleeved on the outer wall of one end of the sliding rod (110), and the output end of the first elastic component (2) is matched with the shaft sleeve (109);
one end of the sliding rod (110) far away from the shaft sleeve (109) is connected with a fixed block (201), the bottom wall of the fixed block (201) is connected with a clamping plate (202), the bottom wall of the clamping plate (202) is connected with a fixed rod (208), and the other end of the fixed rod (208) penetrates through a rubber leather sheath (209) and is matched with the breaker body (1);
the second elastic component comprises a connecting rod (203), one end of the connecting rod (203) is connected to the inner wall of the clamping plate (202), a square shaft (204) is connected to the outer wall of the other end of the connecting rod (203) in a sliding manner, a second elastic piece (205) is connected to the outer wall of the square shaft (204), the second elastic piece (205) is sleeved on the outer wall of the connecting rod (203), a second sliding component is connected to the bottom wall of the square shaft (204), and the output end of the second sliding component is connected to the top wall of the circuit breaker body (1).
2. The compact ground circuit breaker according to claim 1, characterized in that the first sliding assembly comprises a sliding plate (105), the sliding plate (105) is slidably connected on the inner wall of the sliding seat (104), a hand lever (107) is connected on the outer wall of the sliding plate (105), a connecting plate (106) is connected on the outer wall of the hand lever (107), and the other end of the connecting plate (106) is connected on the outer wall of the sliding seat (104).
3. A compact ground circuit breaker as in claim 2, characterized in that said second sliding assembly comprises a rest plate (207), said rest plate (207) being connected to the top wall of the breaker body (1), a slider (206) being slidingly connected to the inner wall of said rest plate (207), the other end of said slider (206) being connected to the outer wall of the square shaft (204).
4. A compact ground circuit breaker according to claim 3, characterized in that the locking assembly comprises a first connecting plate (302) and a rotating rod (3), one end of the rotating rod (3) is connected to the outer wall of the first protection mechanism, the other end of the rotating rod (3) is connected to the outer wall of the second protection mechanism, a collar (301) is connected to the outer wall of the rotating rod (3), the first connecting plate (302) is fixedly connected to the outer wall of the fixed plate (304), a claw (303) is connected to the outer wall of the first connecting plate (302), and the output end of the claw (303) is matched with the collar (301).
5. The compact ground circuit breaker according to claim 4, characterized in that the protection device comprises a connecting rod assembly and a third elastic assembly, the connecting rod assembly comprises a second connecting plate (305), the second connecting plate (305) is connected on the outer wall of the shell (101), a reinforcing rod (306) is connected on the outer wall of the second connecting plate (305), the other end of the reinforcing rod (306) is connected with a first connecting seat (309), a protection plate (311) is connected on the top wall of the first connecting seat (309), a rubber sleeve and a second connecting seat (310) are connected on the bottom wall of the protection plate (311), a roller is connected on the inner wall of the second connecting seat (310), and the output end of the roller is matched with the second connecting plate (305).
6. The compact ground circuit breaker as recited in claim 5, characterised in that said third elastic assembly comprises a third elastic member (307) and a shutter (308), said shutter (308) being fixedly connected to the inner wall of the housing (101), one end of said third elastic member (307) being connected to the top wall of the shutter (308), and the other end of said third elastic member (307) being connected to the bottom wall of the reinforcing bar (306).
7. The method of using a compact ground circuit breaker according to claim 6, characterized in that it comprises in particular the following steps:
s1: firstly, an external electric wire is connected with a contact point of a breaker body (1), then a rotating rod (3) is manually adjusted, the rotating rod (3) drives a connecting plate (106) to rotate, meanwhile, the rotating rod (3) drives a sliding plate (105) to stably slide along the inner wall of a sliding seat (104), the sliding plate (105) drives a pressing plate (108) to move, the pressing plate (108) drives a shaft sleeve (109) to move, the shaft sleeve (109) has opposite acting force to a first elastic piece (2), the first elastic piece (2) plays a role in damping and buffering the sliding rod (110), then the sliding rod (110) drives a clamping plate (202) to move through a fixed block (201), the clamping plate (202) drives a fixed rod (208) to move through a rubber sleeve (209), when the bottom of the fixed rod (208) is in contact with the breaker body (1), the contact point is further pressed and protected, the clamping plate (202) and the fixed rod (208) are further arranged, the possibility of loosening a circuit is effectively avoided, the stability of the device is improved, meanwhile, the fixed rod (208) drives the rubber sleeve (209) to drive the clamping plate (202) to move to the outer side of the breaker, and then the clamping plate (209) can be in contact point contact with the breaker (1) to be in contact point with the outside, and then the contact point of the breaker (3) is in contact with the contact point of the breaker, and the contact point is in contact point of the contact point with the breaker (3), the rotating rod (3) drives the clamping jaw (303) to rotate along the outer wall of the first connecting plate (302), and when the rotating rod (3) and the clamping jaw (303) are in contact with each other, the clamping jaw (303) locks and fixes the clamping jaw, so that the abnormal problem of shaking is avoided, and the stability of the device is improved;
s2: when the electric wire is influenced by external force pulling or other factors, the contact point of the circuit breaker body (1) is driven to shake, and the connecting rod (203) is driven to slide along the inner wall of the square shaft (204) through the clamping plate (202), so that the connecting rod (203) has extrusion acting force on the second elastic piece (205), external force which is pulled by the electric wire is offset, stability of connection between the fixing rod (208) and the contact point is guaranteed, the line at the bottom of the connecting point is prevented from loosening, the line is prevented from falling, the fixing rod (208) and the contact point are always in a contact state, meanwhile, the first elastic piece (2) has the same pressing force on the contact point through the sliding rod (110), the line at the bottom of the contact point is prevented from loosening abnormal conditions, and the practicability of the device is improved;
s3: then manual guard plate (311) that rotates, and then guard plate (311) drive stiffener (306) rotate along second connecting plate (305) outer wall, and then guard plate (311) drive gyro wheel through second connecting seat (310) rotate along second connecting plate (305) outer wall, when guard plate (311) move to when inconsistent with circuit breaker body (1), thereby can further carry out dustproof and waterproof protection to circuit breaker body (1), thereby further avoid dust and hydrone to cause the risk that the circuit breaker produced the short circuit, also avoid the inside components and parts oxidation damage of circuit breaker simultaneously, thereby further improved the protection performance of device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110330341.5A CN113066702B (en) | 2021-03-29 | 2021-03-29 | Compact grounding circuit breaker and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110330341.5A CN113066702B (en) | 2021-03-29 | 2021-03-29 | Compact grounding circuit breaker and application method thereof |
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| CN113066702B true CN113066702B (en) | 2024-04-05 |
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| CN116206928B (en) * | 2023-01-30 | 2024-03-01 | 陕西龙伸电气有限公司 | Current-limiting circuit breaker with shock resistance |
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| CN204348653U (en) * | 2014-12-01 | 2015-05-20 | 浙江正泰电器股份有限公司 | Breaker lockout device |
| CN106935448A (en) * | 2015-12-30 | 2017-07-07 | Ls 产电株式会社 | The interlock of ring main unit |
| CN208753243U (en) * | 2018-10-11 | 2019-04-16 | 浙江思创电力科技股份有限公司 | A kind of distribution system and its breaker |
| CN212113594U (en) * | 2020-06-09 | 2020-12-08 | 韦尔信电气(中国)有限公司 | Frame circuit breaker convenient to installation |
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2021
- 2021-03-29 CN CN202110330341.5A patent/CN113066702B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204348653U (en) * | 2014-12-01 | 2015-05-20 | 浙江正泰电器股份有限公司 | Breaker lockout device |
| CN106935448A (en) * | 2015-12-30 | 2017-07-07 | Ls 产电株式会社 | The interlock of ring main unit |
| CN208753243U (en) * | 2018-10-11 | 2019-04-16 | 浙江思创电力科技股份有限公司 | A kind of distribution system and its breaker |
| CN212113594U (en) * | 2020-06-09 | 2020-12-08 | 韦尔信电气(中国)有限公司 | Frame circuit breaker convenient to installation |
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