CN114023596A - Vacuum circuit breaker with long service life - Google Patents
Vacuum circuit breaker with long service life Download PDFInfo
- Publication number
- CN114023596A CN114023596A CN202111287636.5A CN202111287636A CN114023596A CN 114023596 A CN114023596 A CN 114023596A CN 202111287636 A CN202111287636 A CN 202111287636A CN 114023596 A CN114023596 A CN 114023596A
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- fixedly connected
- circuit breaker
- air
- plate
- service life
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- 238000001179 sorption measurement Methods 0.000 claims abstract description 29
- 238000001035 drying Methods 0.000 claims abstract description 21
- 239000013589 supplement Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0438—Cooling or heating systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
-
- 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
- H01H9/52—Cooling of switch parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ventilation (AREA)
- Drying Of Gases (AREA)
Abstract
The invention belongs to the field of vacuum circuit breakers, in particular to a vacuum circuit breaker with long service life, which aims at solving the problem that the vacuum circuit breaker used in the existing market usually adopts a ventilation mode to dissipate heat of internal electric appliances, but when the air is ventilated, moist air can affect the interior of the vacuum circuit breaker when the humidity of the air is higher, and the service life of the vacuum circuit breaker is reduced, the invention provides the following scheme, which comprises a circuit breaker body and a control door, wherein the top of the circuit breaker body is fixedly connected with a distribution pipe and an air inlet pipe, the invention not only can reduce the humidity in the air for heat dissipation through an adsorption plate and improve the service life of the circuit breaker body, but also can knock a filter plate through a knock rod, thereby reducing sundries on the filter plate, and can also enable dry air passing through a filter box to be discharged into a drying box through a connecting pipe, thereby drying one adsorption plate, is convenient for reuse.
Description
Technical Field
The invention relates to the technical field of vacuum circuit breakers, in particular to a vacuum circuit breaker with long service life.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the circuit breaker has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinction, is relatively popularized in power distribution networks, can be used for protection and control of electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be configured in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for control and protection of high-voltage electrical equipment.
And vacuum circuit breaker when using, the phenomenon that its control electrical apparatus can take place to generate heat in the casing, nevertheless adopt the mode of ventilating to dispel the heat to its inside electrical apparatus usually on the market, during the ventilation, when the humidity of air is great, moist air can cause the influence to its inside, reduces vacuum circuit breaker's life, provides a long service life's vacuum circuit breaker for this.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, a vacuum circuit breaker used in the market generally adopts a ventilation mode to dissipate heat of an electric appliance in the vacuum circuit breaker, and when the humidity of air is high during ventilation, moist air can affect the interior of the vacuum circuit breaker, so that the service life of the vacuum circuit breaker is shortened, and the vacuum circuit breaker with long service life is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a vacuum circuit breaker with long service life comprises a circuit breaker body and a control door, wherein the top of the circuit breaker body is fixedly connected with a distribution pipe and an air inlet pipe, the air inlet pipe is positioned on one side of the distribution pipe and communicated with the distribution pipe, the inner wall of one side of the air inlet pipe is fixedly connected with a fan, the top of the air inlet pipe is fixedly connected with a mounting box, one side of the distribution pipe, which is far away from the fan, is provided with a mounting opening, one side of the mounting opening is movably connected with a rotating shaft, one side of the rotating shaft is fixedly connected with a rotating plate, the two sides of the rotating plate are fixedly connected with arc plates, one side of the arc plates is fixedly connected with an adsorption plate, the top of the rotating shaft is fixedly connected with a gear, a penetrating push rod is movably connected in the mounting box, one end of the push rod is fixedly connected with a rack, the rack is meshed with the gear, one side of the mounting box is fixedly connected with a first spring, and the other end of the first spring is fixed with the push rod, the circumference one side fixedly connected with stopper of push rod, two air outlets of symmetry are seted up to the bottom of distributing pipe, and the air outlet is linked together with the circuit breaker body, the air outlet has all been seted up to the both sides of circuit breaker body, be equipped with clamping mechanism between push rod and the mounting box.
Preferably, the clamping mechanism comprises a clamping block, a pulling plate and a clamping opening, the clamping block is fixed on one side of the push rod through a bolt, the clamping opening is formed in one side, close to the clamping block, of the mounting box, the clamping plate is fixedly connected to the bottom of the pulling plate, and the clamping plate is inserted into the top of the mounting box and located above the clamping opening.
Preferably, one side fixedly connected with filter plate that the fan is kept away from to the mounting box, swing joint has the installation axle between the both sides inner wall of mounting box, and the circumference outer wall fixedly connected with of installation axle is a plurality of fixed plates, and the equal swing joint in one side of fixed plate has the striking pole, strikes one side fixedly connected with second spring of pole, and the other end and the fixed plate of second spring are fixed mutually, two torsional springs of the circumference outer wall fixedly connected with symmetry of installation axle, and the other end of two torsional springs are fixed with the both sides inner wall of mounting box respectively, circumference one side fixedly connected with atress pole of installation axle, circumference one side fixedly connected with push pedal of push rod, the slide has all been seted up at one side of mounting box and the top of air-supply line, and push pedal and slide sliding connection.
Preferably, the tonifying qi mouth has been seted up at the top of circuit breaker body, and swing joint has the tonifying qi board in the tonifying qi mouth, the top inner wall fixedly connected with tray of circuit breaker body, and the tray contacts with the bottom of tonifying qi board.
Preferably, the upper surface of the air supplement plate is fixedly connected with a balancing weight.
Preferably, one side of the air outlet is fixedly connected with a filter box.
Preferably, one side fixedly connected with stoving box that the distributing pipe is far away from the air-supply line, and one of them adsorption plate is located the stoving box, the equal fixedly connected with connecting pipe in both sides of stoving box, and the other end of two connecting pipes is linked together with two filter boxes respectively.
Preferably, the top of the drying box is provided with a moisture discharging port, and one side of the moisture discharging port is fixedly connected with a filter sheet.
Preferably, the inner wall of the bottom of the distribution pipe is fixedly connected with two symmetrical baffles, and the two baffles are respectively positioned on two sides of one of the adsorption plates.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the rotary adsorption plate is arranged in the distribution pipe, so that when air for heat dissipation passes through the adsorption plate, the adsorption plate can adsorb moisture in the air, thereby reducing the moisture entering the circuit breaker body, and the rotary plate is rotated to replace the adsorption plate, thereby reducing the moisture entering the circuit breaker body, and further prolonging the service life of the circuit breaker body.
2. According to the invention, the arrangement of the knocking rod capable of swinging is arranged on one side of the filter plate, so that when the push rod is pushed, the push rod can knock the filter plate through the knocking rod through the push plate, thereby enabling impurities on the filter screen to fall off and avoiding manual cleaning of the filter screen.
3. According to the invention, the drying box is communicated with the filter box through the connecting pipe, so that the drying air passing through the filter box can be discharged into the drying box through the connecting pipe, one adsorption plate is dried, and the automation degree of the device is improved.
4. According to the invention, the rotatable air supplement plate is arranged below the air inlet pipe, so that the suction force of the fan can open the air supplement plate when the filter plate is blocked, air is supplemented into the air inlet pipe, and the service life of the fan is prolonged.
According to the invention, the adsorption plate is used for reducing the humidity in the air for heat dissipation, the service life of the circuit breaker body is prolonged, meanwhile, the filter plate is knocked through the knocking rod, so that sundries on the filter plate are reduced, and the dry air passing through the filter box can be discharged into the drying box through the connecting pipe, so that one adsorption plate is dried, and the circuit breaker is convenient to reuse.
Drawings
Fig. 1 is a schematic front view of a vacuum circuit breaker with a long service life according to the present invention;
fig. 2 is a schematic rear view of a vacuum circuit breaker with a long service life according to the present invention;
fig. 3 is a schematic view of a partial cross-sectional structure of a vacuum circuit breaker with a long service life according to the present invention;
fig. 4 is an enlarged schematic structural diagram of a point a of the vacuum circuit breaker with a long service life according to the present invention;
fig. 5 is an enlarged schematic structural diagram of a point B of a vacuum circuit breaker with a long service life according to the present invention;
fig. 6 is a schematic top view of fig. 3 illustrating a vacuum circuit breaker with a long service life according to the present invention.
In the figure: 1. a circuit breaker body; 2. a control gate; 3. a filter box; 4. an air inlet pipe; 5. mounting a box; 6. a distribution pipe; 7. drying the box; 8. a connecting pipe; 9. a rotating plate; 10. a fan; 11. a limiting block; 12. a balancing weight; 13. a gas supplementing plate; 14. filtering the plate; 15. a clamping block; 16. a first spring; 17. a support block; 18. a push rod; 19. a rack; 20. a gear; 21. a rotating shaft; 22. a filter disc; 23. an adsorption plate; 24. an arc plate; 25. pulling a plate; 26. clamping a plate; 27. a slideway; 28. pushing the plate; 29. a bayonet; 30. installing a shaft; 31. a fixing plate; 32. a knock bar; 33. a second spring; 34. a stress beam; 35. a torsion spring; 36. an air outlet; 37. and a baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-6, a vacuum circuit breaker with long service life includes a breaker body 1 and a control door 2, a distribution pipe 6 and an air inlet pipe 4 are fixed on the top of the breaker body 1 through bolts, the air inlet pipe 4 is located on one side of the distribution pipe 6 and is communicated with the distribution pipe 6, a fan 10 is fixed on the inner wall of one side of the air inlet pipe 4 through bolts, the fan 10 can suck external air into the distribution pipe 6, a mounting box 5 is fixed on the top of the air inlet pipe 4 through bolts, a mounting opening is formed on one side of the distribution pipe 6 away from the fan 10, a rotating shaft 21 is rotatably connected to one side of the mounting opening, a rotating plate 9 is fixed on one side of the rotating shaft 21 through bolts, arc plates 24 are fixed on both sides of the rotating plate 9 through bolts, an adsorption plate 23 is fixed on one side of the arc plates 24 through bolts, the adsorption plate 23 can adsorb moisture in the air, and reduce the humidity of the air entering the breaker body 1, the top of the rotating shaft 21 is fixed with a gear 20 through a bolt, a penetrating push rod 18 is inserted in the mounting box 5, one end of the push rod 18 is fixed with a rack 19 through a bolt, the rack 19 is meshed with the gear 20, one side of the mounting box 5 is fixed with a first spring 16 through a bolt, the other end of the first spring 16 is fixed with the push rod 18, one circumferential side of the push rod 18 is fixed with a limiting block 11 through a bolt, the limiting block 11 can limit the push rod 18, the bottom of the distributing pipe 6 is provided with two symmetrical air outlets 36, the air outlets 36 are communicated with the breaker body 1, the adsorbed air can be discharged into the breaker body 1 through the air outlets 36, the air outlets are arranged on two sides of the breaker body 1, the air entering the breaker body 1 can be discharged through the air outlets, and the heat in the breaker body 1 can be taken away at the same time, a clamping mechanism is arranged between the push rod 18 and the mounting box 5.
Example two
Referring to fig. 1 to 6, the present invention provides a new technical solution: a vacuum circuit breaker with long service life comprises a circuit breaker body 1 and a control door 2, wherein a distribution pipe 6 and an air inlet pipe 4 are fixed at the top of the circuit breaker body 1 through bolts, the air inlet pipe 4 is positioned at one side of the distribution pipe 6 and communicated with the distribution pipe 6, a fan 10 is fixed on the inner wall of one side of the air inlet pipe 4 through bolts, the fan 10 can suck external air into the distribution pipe 6, a mounting box 5 is fixed at the top of the air inlet pipe 4 through bolts, a mounting opening is formed in one side of the distribution pipe 6, which is far away from the fan 10, a rotating shaft 21 is rotatably connected to one side of the mounting opening, a rotating plate 9 is fixed on one side of the rotating shaft 21 through bolts, arc plates 24 are fixed on two sides of the rotating plate 9 through bolts, an adsorption plate 23 is fixed on one side of the arc plates 24 through bolts, the adsorption plate 23 can adsorb moisture in the air, and reduce the humidity of the air entering the circuit breaker body 1, the top of the rotating shaft 21 is fixed with a gear 20 through a bolt, a penetrating push rod 18 is inserted in the mounting box 5, one end of the push rod 18 is fixed with a rack 19 through a bolt, the rack 19 is meshed with the gear 20, one side of the mounting box 5 is fixed with a first spring 16 through a bolt, the other end of the first spring 16 is fixed with the push rod 18, one side of the circumference of the push rod 18 is fixed with a limiting block 11 through a bolt, the limiting block 11 can limit the push rod 18, the bottom of the distributing pipe 6 is provided with two symmetrical air outlets 36, the air outlets 36 are communicated with the breaker body 1, the adsorbed air can be discharged into the breaker body 1 through the air outlets 36, air outlets are arranged on both sides of the breaker body 1, the air entering the breaker body 1 can be discharged through the air outlets, one side of the air outlets is fixed with a filter box 3 through a bolt, the filter boxes 3 can prevent external insects and the like from entering the breaker body 1, one side of the distribution pipe 6, which is far away from the air inlet pipe 4, is fixedly provided with the drying box 7 through bolts, one of the adsorption plates 23 is positioned in the drying box 7, two sides of the drying box 7 are fixedly provided with the connecting pipes 8 through bolts, the other ends of the two connecting pipes 8 are respectively communicated with the two filter boxes 3, part of air enters the drying box 7 through the connecting pipes 8 when passing through the filter boxes 3, so as to dry the other adsorption plate 23 in the drying box 7, the top of the drying box 7 is provided with a moisture discharging port, one side of the moisture discharging port is fixedly provided with the filter sheet 22 through bolts, meanwhile, heat in the breaker body 1 is taken away, a clamping mechanism is arranged between the push rod 18 and the mounting box 5 and comprises a clamping block 15, a pull plate 25 and a clamping opening 29, the clamping block 15 is fixedly arranged on one side of the push rod 18 through bolts, bayonet socket 29 is seted up in mounting box 5 and is close to one side of fixture block 15, and the bottom of arm-tie 25 is fixed with cardboard 26 through the bolt, and cardboard 26 pegs graft at the top of mounting box 5 and is located bayonet socket 29's top, can drive fixture block 15 when push rod 18 removes and remove, and fixture block 15 blocks into bayonet socket 29 afterwards for push rod 18 can not remove, and cardboard 26 can promote fixture block 15 simultaneously, makes fixture block 15 break away from bayonet socket 29.
In the invention, a filter plate 14 is fixed on one side of a mounting box 5 far away from a fan 10 through bolts, the filter plate 14 can filter sundries in the air, a mounting shaft 30 is rotatably connected between the inner walls of the two sides of the mounting box 5, a plurality of fixing plates 31 are fixed on the outer wall of the circumference of the mounting shaft 30 through bolts, a knocking rod 32 is inserted into one side of each fixing plate 31, a second spring 33 is fixed on one side of the knocking rod 32 through bolts, the other end of the second spring 33 is fixed with the fixing plate 31, two symmetrical torsion springs 35 are fixed on the outer wall of the circumference of the mounting shaft 30 through bolts, the other ends of the two torsion springs 35 are respectively fixed with the inner walls of the two sides of the mounting box 5, the torsion springs 35 can reset the mounting shaft 30 after rotation, a stress rod 34 is fixed on one side of the circumference of the mounting shaft 30 through bolts, a push plate 28 is fixed on one side of the circumference of a push rod 18 through bolts, a slide 27 is arranged on one side of the mounting box 5 and the top of an air inlet pipe 4, and the push plate 28 is connected with the slideway 27 in a sliding way, the push rod 18 drives the push plate 28 to reset while resetting, the push plate 28 pushes the mounting shaft 30 to rotate through the stress rod 34, and the knocking rod 32 is far away from the filter plate 14, then when the push plate 28 is separated from the stress rod 34, the mounting shaft 30 resets under the action of the torsion spring 35, so that the knocking rod 32 knocks the filter plate 14, the top of the circuit breaker body 1 is provided with an air supplement port which is connected with the air supplement plate 13 in a rotating way, the inner wall of the top of the circuit breaker body 1 is fixed with the support block 17 through the bolt, the support block 17 is contacted with the bottom of the air supplement plate 13, when the filter plate 14 is blocked, the suction force of the fan 10 opens the air supplement plate 13, so as to supplement air to the air inlet pipe 4, the upper surface of the air supplement plate 13 is fixed with the counterweight block 12 through the bolt, the inner wall of the bottom of the distribution pipe 6 is fixed with two symmetrical baffles 37 through the bolt, and the two baffles 37 are respectively positioned at two sides of one of the adsorption plates 23, and the baffles 37 can limit the flow direction of the air, so that the air can be better contacted with the adsorption plate 23.
The working principle is as follows: when the circuit breaker is used, the fan 10 is started, the fan 10 blows air filtered by the filter plate 14 into the distribution pipe 6, then the air passes through one of the adsorption plates 23 under the blocking of the air sub-baffle 37, so that the adsorption plate 23 adsorbs moisture in the air, the moisture in the air is reduced, then the air enters the circuit breaker body 1 through the air outlet 36 and is discharged through the air outlets at two sides of the circuit breaker body 1, the circuit breaker body 1 is cooled, part of the air enters the drying box 7 through the connecting pipe 8 when passing through the filter box 3, so that the other adsorption plate 23 in the drying box 7 is dried, then the dried air is discharged from the moisture outlet at the top of the drying box 7, and when the circuit breaker body 1 is checked, the push rod 18 is manually pushed, the push rod 18 pushes the rack 19 to move, so that the rotating shaft 21 rotates under the action of the gear 20, the rotating shaft 21 drives the rotating plate 9 to rotate, so that the positions of the two adsorption plates 23 are exchanged, the push rod 18 drives the fixture block 15 to move while moving, then the fixture block 15 is clamped into the bayonet 29, so that the push rod 18 cannot move, the push rod 18 drives the push plate 28 to move while moving, the push plate 28 drives the stressed rod 34, so that the stressed rod 34 drives the mounting shaft 30 to rotate, the mounting shaft 30 drives the fixing plate 31 to rotate, the knocking rod 32 slides in the fixing plate 31, then when the push plate 28 is separated from the stressed rod 34, the mounting shaft 30 is reset under the action of the torsion spring 35, the knocking rod 32 is reset under the action of the second spring 33, when the device is checked again, the pulling plate 25 is pressed, the pulling plate 25 pushes the fixture block 15 downwards through the clamping plate 26, so that the fixture block 15 is separated from the bayonet 29, then the push rod 18 is reset under the action of the first spring 16, and the adsorption plates 23 are rotated and exchanged through the rack 19 and the gear 20, the push rod 18 drives the push plate 28 to reset while resetting, the push plate 28 pushes the mounting shaft 30 to rotate through the stress rod 34, and the knocking rod 32 is far away from the filter plate 14, and then when the push plate 28 is separated from the stress rod 34, the mounting shaft 30 resets under the action of the torsion spring 35, so that the knocking rod 32 knocks the filter plate 14, the manual cleaning of the filter plate 14 is reduced, and when the filter plate 14 is blocked, the suction force of the fan 10 opens the air supplementing plate 13, so that the air supplementing is performed on the air inlet pipe 4, and the service life of the fan 10 is prolonged.
However, as is well known to those skilled in the art, the working principle and wiring method of the circuit breaker body 1 and the fan 10 are common and are all conventional means or common knowledge, and thus, they will not be described in detail herein, and those skilled in the art can make any choice according to their needs or convenience.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a long service life's vacuum circuit breaker, includes circuit breaker body (1) and control door (2), its characterized in that, the top fixedly connected with distributing pipe (6) and air-supply line (4) of circuit breaker body (1), and air-supply line (4) are located one side of distributing pipe (6) and are linked together with distributing pipe (6), one side inner wall fixedly connected with fan (10) of air-supply line (4), the top fixedly connected with mounting box (5) of air-supply line (4), the installing port has been seted up to one side that fan (10) were kept away from in distributing pipe (6), one side swing joint of installing port has pivot (21), one side fixedly connected with rotor plate (9) of pivot (21), the equal fixedly connected with arc board (24) in both sides of rotor plate (9), the equal fixedly connected with adsorption plate (23) in one side of arc board (24), the top fixedly connected with gear (20) of pivot (21), swing joint has push rod (18) that runs through in mounting box (5), the one end fixedly connected with rack (19) of push rod (18), and rack (19) mesh with gear (20) mutually, the first spring (16) of one side fixedly connected with of mounting box (5), and the other end of first spring (16) is fixed mutually with push rod (18), circumference one side fixedly connected with stopper (11) of push rod (18), two air exit (36) of symmetry are seted up to the bottom of distributing pipe (6), and air exit (36) are linked together with circuit breaker body (1), the air outlet has all been seted up to the both sides of circuit breaker body (1), be equipped with clamping mechanism between push rod (18) and mounting box (5).
2. The vacuum circuit breaker with long service life according to claim 1, wherein the clamping mechanism comprises a clamping block (15), a pulling plate (25) and a bayonet (29), the clamping block (15) is fixed on one side of the pushing rod (18) through a bolt, the bayonet (29) is arranged on one side of the mounting box (5) close to the clamping block (15), the bottom of the pulling plate (25) is fixedly connected with a clamping plate (26), and the clamping plate (26) is inserted into the top of the mounting box (5) and is located above the bayonet (29).
3. The vacuum circuit breaker with long service life according to claim 1, wherein a filter plate (14) is fixedly connected to one side of the mounting box (5) far away from the fan (10), a mounting shaft (30) is movably connected between inner walls of two sides of the mounting box (5), a plurality of fixing plates (31) are fixedly connected to the outer wall of the circumference of the mounting shaft (30), knocking rods (32) are movably connected to one sides of the fixing plates (31), a second spring (33) is fixedly connected to one side of the knocking rod (32), the other end of the second spring (33) is fixed to the fixing plate (31), two symmetrical torsion springs (35) are fixedly connected to the outer wall of the circumference of the mounting shaft (30), the other ends of the two torsion springs (35) are respectively fixed to the inner walls of two sides of the mounting box (5), a stress rod (34) is fixedly connected to one side of the circumference of the mounting shaft (30), the circumference one side fixedly connected with push pedal (28) of push rod (18), slide (27) have all been seted up to one side of mounting box (5) and the top of air-supply line (4), and push pedal (28) and slide (27) sliding connection.
4. The vacuum circuit breaker with long service life according to claim 1, characterized in that the top of the breaker body (1) is provided with an air supplement port, the air supplement port is movably connected with an air supplement plate (13), the inner wall of the top of the breaker body (1) is fixedly connected with a support block (17), and the support block (17) is in contact with the bottom of the air supplement plate (13).
5. Vacuum interrupter according to claim 4, characterized in that the upper surface of the gas compensation plate (13) is fixedly connected with a weight block (12).
6. Vacuum interrupter according to claim 1, characterized in that the filter cartridge (3) is fixedly connected to one side of the outlet.
7. The vacuum circuit breaker with long service life according to claim 6, characterized in that one side of the distribution pipe (6) far away from the air inlet pipe (4) is fixedly connected with a drying box (7), one of the adsorption plates (23) is located in the drying box (7), both sides of the drying box (7) are fixedly connected with connecting pipes (8), and the other ends of the two connecting pipes (8) are respectively communicated with the two filter boxes (3).
8. The vacuum circuit breaker with long service life according to claim 7, characterized in that a moisture discharging port is opened on the top of the drying box (7), and a filter (22) is fixedly connected to one side of the moisture discharging port.
9. Vacuum circuit breaker with long service life according to claim 1, characterized in that two symmetrical baffles (37) are fixedly connected to the bottom inner wall of the distribution pipe (6), and the two baffles (37) are respectively located at two sides of one of the adsorption plates (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111287636.5A CN114023596B (en) | 2021-11-02 | 2021-11-02 | Vacuum circuit breaker with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111287636.5A CN114023596B (en) | 2021-11-02 | 2021-11-02 | Vacuum circuit breaker with long service life |
Publications (2)
| Publication Number | Publication Date |
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| CN112952622A (en) * | 2021-04-14 | 2021-06-11 | 刘德元 | Intelligent switch cabinet and use method thereof |
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| CN207852438U (en) * | 2018-03-14 | 2018-09-11 | 海宁三弘电子科技有限公司 | A kind of dual-mode FM tabula rasa control power transformer |
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| Publication number | Publication date |
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| CN114023596B (en) | 2023-12-19 |
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