CN113872091A - Lifting maintenance cart for maintenance of vacuum circuit breaker - Google Patents
Lifting maintenance cart for maintenance of vacuum circuit breaker Download PDFInfo
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- CN113872091A CN113872091A CN202111318723.2A CN202111318723A CN113872091A CN 113872091 A CN113872091 A CN 113872091A CN 202111318723 A CN202111318723 A CN 202111318723A CN 113872091 A CN113872091 A CN 113872091A
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- 238000012423 maintenance Methods 0.000 title claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 230000010405 clearance mechanism Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention belongs to the technical field of vacuum circuit breaker maintenance, and particularly discloses a lifting maintenance cart for vacuum circuit breaker maintenance, which comprises two symmetrical chassis, lifting mechanisms arranged on the two chassis and semicircular plates arranged on the two lifting mechanisms, wherein the outer wall of one end corresponding to the two semicircular plates is respectively provided with a semicircular groove, the edges of the upper ends of the two semicircular plates are respectively and fixedly connected with an arc-shaped plate, the inner walls of the two arc-shaped plates are respectively provided with a positioning mechanism, and the outer walls of the two arc-shaped plates are respectively provided with a cleaning mechanism. Brings convenience to maintenance personnel.
Description
Technical Field
The invention belongs to the technical field of vacuum circuit breaker maintenance, and particularly discloses a lifting maintenance cart for vacuum circuit breaker maintenance.
Background
The vacuum circuit breaker is named after the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum, and has the advantages of small volume, light weight, frequent operation and no need of maintenance for arc extinguishing, the vacuum circuit breaker is widely applied to a power distribution network, when the vacuum circuit breaker breaks down, maintenance personnel need to maintain the vacuum circuit breaker, when the vacuum circuit breaker arranged on a telegraph pole in a sand storm area is maintained, the existing lifting cart can only lift one person to the high position for maintenance, the maintenance efficiency is slow, a bearing platform on the existing lifting cart is not convenient to move around the vacuum circuit breaker on the telegraph pole, the maintenance personnel can not maintain the vacuum circuit breaker comprehensively, dust is often adhered to the surface of the vacuum circuit breaker in the sand storm area, and the maintenance personnel can easily generate dust dispersion in the maintenance process of the vacuum circuit breaker, great interference is brought to maintenance personnel who is in the eminence, and maintenance personnel who is in the eminence simultaneously is when using cylindrical instrument, because the cylindrical instrument easily rolls, does not have suitable locating place and both can lead to maintenance personnel to take inconvenience, but also can bring certain potential safety hazard.
Disclosure of Invention
In view of the above, the present invention is directed to solve the problems of the background art and to provide a lift maintenance cart for vacuum circuit breaker maintenance.
In order to achieve the above purpose, the invention provides a lifting maintenance cart for vacuum circuit breaker maintenance, comprising two symmetrical chassis, lifting mechanisms arranged on the two chassis, and semicircular plates arranged on the two lifting mechanisms, wherein the outer wall of one end corresponding to the two semicircular plates is provided with a semicircular groove, the upper edges of the two semicircular plates are fixedly connected with arc-shaped plates, the inner walls of the two arc-shaped plates are provided with positioning mechanisms, and the outer walls of the two arc-shaped plates are respectively provided with a cleaning mechanism, the inner walls of the two semicircular grooves are respectively fixedly connected with an arc-shaped shell, the bottom ends of the inner parts of the two arc-shaped shells are respectively fixedly connected with a group of helical springs, and arc-shaped plates are inserted into the two arc-shaped shells in a sliding mode, the lower ends of the two arc-shaped plates are fixedly connected with the two groups of spiral springs respectively, and a driving piece is arranged between the two bottom frames.
Preferably, positioning mechanism includes the arc piece, arc piece fixed connection is on the inner wall of arcuation board, and the outer wall of arc piece slides and is provided with the loading board, the equal fixedly connected with baffle of upper end both sides edge of loading board, and the loading board upper end corresponds many support columns of fixedly connected with on the position between two baffles, many the equal fixedly connected with concave board in upper end of support column, the equal sliding interlude in inner wall both ends of concave board has the connecting rod, two the equal fixedly connected with splint of the corresponding one end of connecting rod, two the equal fixedly connected with swash plate in upper end of splint, and equal fixedly connected with spring between the inner wall of two splint and concave board, two the spring is located the outside of two connecting rods respectively.
Preferably, the inner wall of arc piece has seted up annular spout, annular slot has all been seted up to the inside top and the bottom of annular spout, the outer wall fixedly connected with arc slider of loading board, the equal fixedly connected with arc fixture block of the upper and lower extreme of arc slider, arc slider and annular spout sliding fit, two arc fixture block respectively with two annular slot sliding fit.
Preferably, clearance mechanism includes the fan, fixedly connected with link between the outer wall of fan and arcuation board, and the air inlet end of fan and air-out end communicate respectively has the air-supply line and goes out the tuber pipe, the one end that the fan was kept away from to the air-supply line is connected with cleans the piece, the one end that the fan was kept away from to the play tuber pipe is connected with collects the piece.
Preferably, the cleaning piece comprises an arc-shaped shell, the arc-shaped shell is fixedly connected to the edge of the upper portion of the outer wall of the arc-shaped plate, a connecting pipe is attached to the inner portion of the arc-shaped shell, one side of the outer wall of the connecting pipe is close to the end portion of the edge and the air inlet pipe and is communicated with the end portion of the edge, and the other side of the outer wall of the connecting pipe is close to the edge and is fixedly connected with a brush plate.
Preferably, the collecting part comprises a collecting cylinder, the collecting cylinder is located below the fan, the outer wall of the collecting cylinder is fixedly sleeved with a fixing ring, the outer wall of the fixing ring is fixedly connected with the outer wall of the arc-shaped plate, the outer wall of the collecting cylinder is close to the upper edge and is communicated with the end of the air outlet pipe, the upper end of the collecting cylinder is fixedly connected with a filter screen, the bottom of the collecting cylinder is communicated with a discharging pipe, and the discharging pipe is provided with a control valve.
Preferably, the driving part comprises two symmetrical electric push rods, the electric push rods are respectively and fixedly installed at the upper ends of the two bottom frames, the telescopic shaft ends of the two electric push rods are respectively and fixedly connected with positioning blocks, and the positioning blocks are respectively and fixedly connected at the upper ends of the two bottom frames.
Preferably, two equal fixedly connected with bracing piece, two in the anterior edge in upper end of chassis the corresponding one end of bracing piece is a fixedly connected with rectangular section of thick bamboo and rectangular pole respectively, rectangular pole slides and alternates in the inside of a rectangular section of thick bamboo, two the lower extreme four corners department of chassis all rotates and installs the universal wheel, every group coil spring's quantity is six.
Compared with the prior art, the invention has the following beneficial effects:
1. through setting up chassis, elevating system, semicircle board, semicircle groove, arcuation board, arcuation shell, coil spring, arc and driving piece, maintenance personal can rise to the eminence to can two maintenance personal rise to the eminence together, and maintenance personal can walk around the vacuum circuit breaker on the sand blown by the wind region wire pole, and is more comprehensive to vacuum circuit breaker's inspection, is favorable to maintenance personal's maintenance work.
2. Through setting up positioning mechanism, the staff carries the column class instrument to the eminence and can be fine putting to the operation of fixing and taking of column class instrument is very simple and convenient swift, brings the facility for maintenance work, when having avoided column class instrument and other instruments to use in turn, column class instrument easily rolls and leads to the inconvenience of taking, makes the security of maintenance personal in eminence during operation good simultaneously, and the maintenance personal can not step on the column class instrument that rolls off.
3. Through setting up the cleaning mechanism, maintenance personal can clean a large amount of dusts of being in the surface adhesion of vacuum circuit breaker on the wire pole of sand blown by the wind region to the dust that cleans down can concentrate and collect, avoids the maintenance personal who is in the high latitude when overhauing vacuum circuit breaker, and the dust is waved and is brought the interference for maintenance personal.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a view of the present invention shown at the arc plate;
FIG. 3 is a view showing the carrying board of the present invention;
FIG. 4 is a view of the display of the concave board of the present invention;
FIG. 5 is a partial cross-sectional view of an arcuate shell of the present invention;
FIG. 6 is a view showing the semicircular plate and the semicircular groove of the present invention;
FIG. 7 is a view of a display at a chassis of the present invention;
FIG. 8 is a display view of an arcuate block of the present invention;
fig. 9 is a schematic diagram of the structure at a in fig. 8.
In the figure: 1. a fixing ring; 2. filtering with a screen; 3. a collection canister; 4. an air outlet pipe; 5. a fan; 6. an arc-shaped block; 7. an arc-shaped plate; 8. a baffle plate; 9. a carrier plate; 10. an arc-shaped shell; 11. an arc-shaped plate; 12. a semicircular plate; 13. a rectangular cylinder; 14. a rectangular rod; 15. a support bar; 16. a universal wheel; 17. a chassis; 18. a lifting mechanism; 19. an air inlet pipe; 20. an arcuate shell; 21. a connecting pipe; 22. a brush plate; 23. a connecting frame; 24. an annular neck; 25. an annular chute; 26. a discharge pipe; 27. a control valve; 28. a splint; 29. a sloping plate; 30. a concave plate; 31. a connecting rod; 32. an arc-shaped sliding block; 33. an arc-shaped fixture block; 34. a spring; 35. a support pillar; 36. a coil spring; 37. a semicircular groove; 38. an electric push rod; 39. and (5) positioning the blocks.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings, which are appended hereto and detailed description.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1-9, the lifting maintenance cart for vacuum circuit breaker maintenance comprises two symmetrical bottom frames 17, lifting mechanisms 18 mounted on the two bottom frames 17, and semicircular plates 12 mounted on the two lifting mechanisms 18, wherein the outer walls of the corresponding ends of the two semicircular plates 12 are respectively provided with a semicircular groove 37, the upper edges of the two semicircular plates 12 are fixedly connected with arc plates 11, the inner walls of the two arc plates 11 are provided with positioning mechanisms, and the outer walls of the two arc-shaped plates 11 are respectively provided with a cleaning mechanism, the inner walls of the two semicircular grooves 37 are respectively and fixedly connected with the arc-shaped shell 10, the bottom ends of the inner parts of the two arc-shaped shells 10 are respectively and fixedly connected with a group of helical springs 36, the arc-shaped plates 7 are inserted into the two arc-shaped shells 10 in a sliding mode, the lower ends of the two arc-shaped plates 7 are fixedly connected with the two groups of spiral springs 36 respectively, and a driving piece is arranged between the two bottom frames 17.
The positioning mechanism comprises an arc-shaped block 6, the arc-shaped block 6 is fixedly connected to the inner wall of an arc-shaped plate 11, a bearing plate 9 is arranged on the outer wall of the arc-shaped block 6 in a sliding manner, baffle plates 8 are fixedly connected to the edges of two sides of the upper end of the bearing plate 9, a plurality of support columns 35 are fixedly connected to the positions, corresponding to the positions between the two baffle plates 8, of the upper end of the bearing plate 9, concave plates 30 are fixedly connected to the upper ends of the support columns 35, connecting rods 31 are slidably inserted into the two ends of the inner wall of the concave plate 30, clamping plates 28 are fixedly connected to the corresponding ends of the two connecting rods 31, inclined plates 29 are fixedly connected to the upper ends of the two clamping plates 28, springs 34 are fixedly connected between the two clamping plates 28 and the inner wall of the concave plate 30, the two springs 34 are respectively positioned at the outer sides of the two connecting rods 31, a columnar tool can be pressed between the two adjacent inclined plates 29, firstly, the outer wall of the columnar tool can be attached to the outer surfaces of the two inclined plates 29, along with the continuation of column instrument is pressed, the column instrument can be in the surface of two swash plates 29 lapse, and two swash plates 29 can drive two splint 28 simultaneously outwards to slide respectively, two splint 28 then can extrude and the concave plate 30 between connecting spring 34, when the column instrument is pressed down to between two splint 28, then under spring 34's effort, the column instrument can be fixed, and be applicable to the column instrument of equidimension not, connecting rod 31's setting can make splint 28 more stable when sliding, it can drive loading board 9 and slide on the inner wall of arc piece 6 to hold baffle 8, can directly extract when taking out the column instrument.
Cleaning mechanism includes fan 5, fixedly connected with link 23 between the outer wall of fan 5 and arcuation board 11, and the air inlet end of fan 5 and air-out end communicate respectively have air-supply line 19 and play tuber pipe 4, the one end that fan 5 was kept away from to air-supply line 19 is connected with the piece of cleaning, the one end that fan 5 was kept away from to play tuber pipe 4 is connected with the collection piece, clean the piece through setting up, maintenance person can clean the dust of adhesion on vacuum circuit breaker, be connected fan 5 and external power source, the dust that cleans down can follow air-supply line 19 and let in the collection piece with play tuber pipe 4 and collect.
Clean the piece and include arc shell 20, arc shell 20 fixed connection is on the outer wall upper portion edge of arc board 11, and the inside laminating of arc shell 20 has connecting pipe 21, outer wall one side of connecting pipe 21 is close to the edge and is linked together with air-supply line 19's tip, and the outer wall opposite side of connecting pipe 21 is close to edge fixedly connected with brush board 22, the staff can take up connecting pipe 21 and brush board 22 together and clean the dust of vacuum circuit breaker surface adhesion, under the start-up of fan 5, connecting pipe 21 can be extracted and carried to the air-supply line 19 with the dust that brush board 22 cleaned down.
The collecting part includes collecting cylinder 3, collecting cylinder 3 is located the below of fan 5, and the fixed cover of outer wall of collecting cylinder 3 has solid fixed ring 1, gu fixed ring 1's outer wall and the outer wall fixed connection of arcuation board 11, collecting cylinder 3's outer wall is close to upper portion edge and is linked together with the tip of going out tuber pipe 4, and collecting cylinder 3's upper end fixedly connected with filter screen 2, and collecting cylinder 3's bottom intercommunication has row material pipe 26, arrange and install control valve 27 on the material pipe 26, can enter into collecting cylinder 3 inside along the dust of going out tuber pipe 4 transport, the dust can be intercepted by the filter screen 2 at collecting cylinder 3 top, and enter into collecting cylinder 3 inside gaseous permeable filter screen 2, open control valve 27, the accumulation can be followed row material pipe 26 and discharged at collecting cylinder 3 inside dust.
The driving part comprises two symmetrical electric push rods 38, the two electric push rods 38 are respectively and fixedly installed at the upper ends of the two bottom frames 17, the telescopic shaft ends of the two electric push rods 38 are respectively and fixedly connected with positioning blocks 39, the two positioning blocks 39 are respectively and fixedly connected to the upper ends of the two bottom frames 17, the two electric push rods 38 are respectively connected with an external power supply, so that the two electric push rods 38 can drive the two positioning blocks 39 to move in opposite directions, and then the two bottom frames 17 can move in opposite directions.
Equal fixedly connected with bracing piece 15 in the anterior edge of upper end of two chassis 17, the one end difference fixedly connected with rectangle section of thick bamboo 13 and rectangle form pole 14 that two corresponding bracing pieces 15, rectangle form pole 14 slides and alternates in the inside of a rectangle form section of thick bamboo 13, the lower extreme four corners department of two chassis 17 all rotates and installs universal wheel 16, the quantity of every group coil spring 36 is six, through setting up bracing piece 15, a rectangle form section of thick bamboo 13 and a rectangle form pole 14, be convenient for promote the lift tool car, through setting up universal wheel 16, the lift tool car of being convenient for removes.
The working principle is as follows: by arranging the driving member, the two base frames 17 can move in opposite directions, the two lifting mechanisms 18 and the two semicircular plates 12 can move outwards at the same time, the two semicircular plates 12 can be separated, the two base frames 17 are pushed until the semicircular grooves 37 on the two semicircular plates 12 are positioned at the outer side of the telegraph pole, a maintenance worker can stand on the semicircular plates 12 at the moment, another maintenance worker can stand on the other semicircular plate 12 to improve the subsequent maintenance efficiency of the vacuum circuit breaker, the two lifting mechanisms 18 and the two semicircular plates 12 are driven to return to the initial position again by the driving member, the two semicircular plates 12 are converged, the telegraph pole can be positioned between the two semicircular grooves 37, the arc-shaped shells 10 on the two semicircular grooves 37 can move along with the movement of the semicircular plates 12, the two arc-shaped shells 10 can be converged and positioned at the outer side of the telegraph pole at the moment, by arranging the lifting mechanisms 18, the two semicircular plates 12 can be driven to move upwards to be close to the vacuum circuit breaker, a maintenance worker can overhaul the vacuum circuit breaker, the arc-shaped plate 7 which is slidably inserted in the arc-shaped shell 10 can be abutted against a support under the vacuum circuit breaker, the spiral spring 36 is connected between the arc-shaped plate 7 and the arc-shaped shell 10, the arc-shaped plate 7 can be always abutted against the support under the vacuum circuit breaker, a hollow part between the two semicircular plates 12 and a telegraph pole is prevented, the safety is good, the semicircular plates 12, the arc-shaped plate 11, the arc-shaped shell 10 and the arc-shaped plate 7 can form a workbench, the maintenance worker can walk on the two semicircular plates 12 and can walk around the vacuum circuit breaker, the vacuum circuit breaker can be overhauled more comprehensively, and by arranging the positioning mechanism, columnar tools carried by the maintenance worker can be well fixed and placed, the taking is convenient, and the columnar tools are prevented from rolling, the security is high, and through setting up clearance mechanism, maintenance personal can clear up and collect the adhesion at a large amount of deposition on vacuum circuit breaker surface earlier, prevents that the dust from disturbing maintenance personal.
In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A lift maintenance shallow for vacuum circuit breaker overhauls, including chassis (17) of two symmetries, install elevating system (18) on two chassis (17) and install semicircle board (12) on two elevating system (18), its characterized in that: two semicircular groove (37) have all been seted up on the corresponding one end outer wall of semicircle board (12), and the equal fixedly connected with arcuation board (11) of upper end edge of two semicircle boards (12), two all be equipped with positioning mechanism on the inner wall of arcuation board (11), and all be equipped with clearance mechanism on the outer wall of two arcuation boards (11), two the equal fixedly connected with arcuation shell (10) of inner wall of semicircular groove (37), two the equal fixedly connected with a set of coil spring (36) in inside bottom of arcuation shell (10), and the equal slip of inside of two arcuation shells (10) alternates arc (7), two the lower extreme of arc (7) respectively with two sets of coil spring (36) fixed connection, two be equipped with the driving piece between chassis (17).
2. The lift service cart for servicing vacuum circuit breakers of claim 1, further comprising: the positioning mechanism comprises arc-shaped blocks (6), the arc-shaped blocks (6) are fixedly connected to the inner wall of an arc-shaped plate (11), a bearing plate (9) is arranged on the outer wall of the arc-shaped blocks (6) in a sliding mode, baffles (8) are fixedly connected to the edges of two sides of the upper end of the bearing plate (9), a plurality of supporting columns (35) are fixedly connected to the positions, corresponding to the two baffles (8), of the upper end of the bearing plate (9), concave plates (30) are fixedly connected to the upper ends of the supporting columns (35), connecting rods (31) are slidably inserted into two ends of the inner wall of each concave plate (30), clamping plates (28) are fixedly connected to corresponding ends of the two connecting rods (31), inclined plates (29) are fixedly connected to the upper ends of the two clamping plates (28), and springs (34) are fixedly connected between the two clamping plates (28) and the inner wall of each concave plate (30), the two springs (34) are respectively positioned at the outer sides of the two connecting rods (31).
3. The lift service cart for servicing vacuum circuit breakers of claim 2, further comprising: annular chute (25) have been seted up to the inner wall of arc piece (6), annular clamping groove (24) have all been seted up with the bottom on the inside top of annular chute (25), outer wall fixedly connected with arc slider (32) of loading board (9), the equal fixedly connected with arc fixture block (33) of the upper and lower end of arc slider (32), arc slider (32) and annular chute (25) sliding fit, two arc fixture block (33) respectively with two annular clamping groove (24) sliding fit.
4. The lift service cart for servicing vacuum circuit breakers of claim 1, further comprising: clearance mechanism includes fan (5), fixedly connected with link (23) between the outer wall of fan (5) and arcuation board (11), and the air inlet end of fan (5) and air-out end communicate respectively have air-supply line (19) and go out tuber pipe (4), the one end that fan (5) were kept away from in air-supply line (19) is connected with and cleans the piece, the one end that fan (5) were kept away from in play tuber pipe (4) is connected with the collection piece.
5. The lift service cart for servicing vacuum circuit breakers of claim 4, further comprising: the cleaning piece comprises an arc-shaped shell (20), the arc-shaped shell (20) is fixedly connected to the edge of the upper portion of the outer wall of the arc-shaped plate (11), a connecting pipe (21) is attached to the inner portion of the arc-shaped shell (20), one side of the outer wall of the connecting pipe (21) is communicated with the end portion of the air inlet pipe (19) close to the edge, and the other side of the outer wall of the connecting pipe (21) is close to the brush plate (22) fixedly connected to the edge.
6. The lift service cart for servicing vacuum circuit breakers of claim 4, further comprising: the collecting part comprises a collecting cylinder (3), the collecting cylinder (3) is located below a fan (5), the outer wall of the collecting cylinder (3) is fixedly sleeved with a fixing ring (1), the outer wall of the fixing ring (1) is fixedly connected with the outer wall of an arc-shaped plate (11), the outer wall of the collecting cylinder (3) is close to the upper edge and is communicated with the end of an air outlet pipe (4), a filter screen (2) is fixedly connected with the upper end of the collecting cylinder (3), the bottom of the collecting cylinder (3) is communicated with a discharging pipe (26), and a control valve (27) is installed on the discharging pipe (26).
7. The lift service cart for servicing vacuum circuit breakers of claim 1, further comprising: the driving piece comprises two symmetrical electric push rods (38), the electric push rods (38) are fixedly mounted at the upper ends of the two bottom frames (17) respectively, positioning blocks (39) are fixedly connected to the telescopic shaft ends of the two electric push rods (38), and the positioning blocks (39) are fixedly connected to the upper ends of the two bottom frames (17) respectively.
8. The lift service cart for servicing vacuum circuit breakers of claim 1, further comprising: two equal fixedly connected with bracing piece (15) in the anterior edge in upper end of chassis (17), two the corresponding one end of bracing piece (15) is fixedly connected with a rectangular section of thick bamboo (13) and rectangular pole (14) respectively, rectangular pole (14) slide to alternate in the inside of a rectangular section of thick bamboo (13), two the lower extreme four corners department of chassis (17) all rotates and installs universal wheel (16), every group the quantity of coil spring (36) is six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111318723.2A CN113872091A (en) | 2021-11-09 | 2021-11-09 | Lifting maintenance cart for maintenance of vacuum circuit breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111318723.2A CN113872091A (en) | 2021-11-09 | 2021-11-09 | Lifting maintenance cart for maintenance of vacuum circuit breaker |
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| CN113872091A true CN113872091A (en) | 2021-12-31 |
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| CN202111318723.2A Pending CN113872091A (en) | 2021-11-09 | 2021-11-09 | Lifting maintenance cart for maintenance of vacuum circuit breaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114530785A (en) * | 2022-01-11 | 2022-05-24 | 国网山东省电力公司新泰市供电公司 | Power equipment state maintenance system |
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| GB1520164A (en) * | 1975-06-21 | 1978-08-02 | Zenses C | Tool for use with a handed held drive unit |
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| CN204205376U (en) * | 2014-11-29 | 2015-03-11 | 国网湖北省电力公司咸宁供电公司 | A kind of novel fiber-reinforced type inspection platform |
| CN106786081A (en) * | 2017-03-14 | 2017-05-31 | 国网江苏省电力公司泗洪县供电公司 | A kind of general transfer device of middle high-voltage switch gear |
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