CN113427424A - Passenger train door air spring sectional fixture - Google Patents
Passenger train door air spring sectional fixture Download PDFInfo
- Publication number
- CN113427424A CN113427424A CN202110737644.9A CN202110737644A CN113427424A CN 113427424 A CN113427424 A CN 113427424A CN 202110737644 A CN202110737644 A CN 202110737644A CN 113427424 A CN113427424 A CN 113427424A
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- China
- Prior art keywords
- air spring
- double
- screw rod
- spring
- screw
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/30—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a passenger car door air spring mounting fixture, which comprises a supporting bottom plate, wherein the top of the supporting bottom plate is fixedly connected with a screw rod base, the top of the screw rod base is in threaded connection with a double-head adjusting screw rod, and the bottom end of the double-head adjusting screw rod penetrates through the top end of the screw rod base and extends to the inner cavity of the screw rod base. This passenger train door air spring sectional fixture, press down in the sliding seat makes its grafting air inlet spring fixing base, then with the inner chamber of air spring grafting air inlet spring fixing base, then the sliding seat kick-backs and stretches out, it is spacing to the air spring, make it keep the level, then tighten up the screw rod through rotating, drive duck tongue clamp plate downstream, at the air spring installation, when the length of air spring is greater than the distance when the door is opened to the maximum position, through adjusting air spring sectional fixture, it is spacing to its length, fundamentally has reduced the injury to operating personnel when the air spring is installed, the convenience of air spring installation has been improved.
Description
Technical Field
The invention relates to the technical field of gas spring installation, in particular to a passenger car compartment door gas spring installation clamp.
Background
The gas spring is an industrial accessory which can play a role in supporting, buffering, braking, height adjustment, angle adjustment and the like. It is composed of the following parts: the device comprises a pressure cylinder, a piston rod, a piston, a sealing guide sleeve, a filler (inert gas or oil-gas mixture), an in-cylinder control element, an out-cylinder control element (a controllable gas spring), a joint and the like. The principle is that inert gas or oil-gas mixture is filled in a closed pressure cylinder, the pressure in a cavity is several times or dozens of times higher than the atmospheric pressure, and the motion of a piston rod is realized by utilizing the pressure difference generated by the cross section area of the piston rod smaller than that of the piston. Due to the fundamental difference in principle, the gas spring has very remarkable advantages compared with the common spring: the speed is relatively slow, the dynamic force change is not large (generally within 1: 1.2), and the control is easy.
Current passenger train door air spring sectional fixture is when installing the air spring, and when the length of air spring was greater than the door and opens the maximum position distance, lead to the air spring to damage easily, pop out even, caused the damage to operating personnel, does not have good stop device, and the security is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a mounting clamp for a gas spring of a passenger car door, which solves the problem that when the length of the gas spring is greater than the distance from the door to the maximum position, the gas spring is easily damaged and even popped out, so that operators are damaged.
In order to achieve the purpose, the invention is realized by the following technical scheme: an air spring mounting fixture for a passenger car cabin door comprises a supporting bottom plate and a screw rod base fixed at the top of the supporting bottom plate, wherein the top of the screw rod base is in threaded connection with a double-end adjusting screw rod, the bottom of the double-end adjusting screw rod penetrates through the top of the screw rod base and extends to the inner cavity of the screw rod base, the top of the double-end adjusting screw rod is in threaded connection with a double-end screw sleeve, the top of the double-end adjusting screw rod penetrates through the bottom of the double-end screw sleeve and extends to the inner cavity of the double-end screw sleeve, the top of the double-end screw sleeve is in threaded connection with a tightening screw rod, the bottom of the tightening screw rod penetrates through the top of the double-end screw sleeve and extends to the inner cavity of the double-end screw sleeve, a one-way thrust ball bearing is connected in a surface sliding manner, a duck tongue pressing plate is fixedly connected to the surface of the one-way thrust ball bearing, and an air spring fixing seat is clamped at the top of the supporting bottom plate through a clamping groove, the top end of the gas spring fixing seat is movably connected with a movable seat.
As a further scheme of the invention: the bottom of sliding seat runs through the top of air spring fixing base and extends to the inner chamber of air spring fixing base, the bottom fixedly connected with of sliding seat and the inner chamber fixed connection's of air spring fixing base reset spring.
As a further scheme of the invention: the top and the air spring swing joint of sliding seat, the top of air spring run through the bottom of duck tongue clamp plate and extend to the top of duck tongue clamp plate, the inner chamber of duck tongue clamp plate set up with the surface swing joint's of air spring run through the groove.
As a further scheme of the invention: the surface of the tightening screw rod is sleeved with a shaft elastic check ring, and the top of the shaft elastic check ring is fixedly connected with the bottom of the duck-tongue pressing plate.
As a further scheme of the invention: the surface cover of double-end adjusting screw is equipped with the joint circle, one side fixedly connected with stop collar of joint circle, the stop collar is provided with two, and at the surface symmetric distribution of joint circle, the joint circle passes through interference fit and double-end adjusting screw's surface butt, the stop collar supports with the surface of air spring.
As a further scheme of the invention: the use method of the gas spring mounting clamp comprises the following steps:
firstly, downwards pressing a movable seat to enable the movable seat to be inserted into an air inlet spring fixing seat, then inserting an air spring into the movable seat, then rebounding a reset spring in the movable seat to drive the movable seat to extend out, limiting the air spring to keep horizontal, then driving a duck tongue pressing plate to downwards move by rotating a tightening screw rod, aligning the output end of the air spring to a through groove, then inserting into the through groove in the duck tongue pressing plate, and limiting the air spring by the duck tongue pressing plate;
and step two, sleeving the clamping ring on the surface of the double-end adjusting screw rod when the air spring is installed, clamping the air spring into the limiting sleeve, extruding the two sides of the air spring, and preventing the air spring from side-slipping and popping.
Advantageous effects
The invention provides a gas spring mounting clamp for a passenger car compartment door. Compared with the prior art, the method has the following beneficial effects:
1. a gas spring mounting clamp for a passenger car door, which is inserted into a gas inlet spring fixing seat by pressing a movable seat downwards, then the gas spring is inserted into the inner cavity of the air inlet spring fixing seat, then the return spring rebounds to drive the movable seat to extend out, the air spring is limited to keep horizontal, then the duck tongue pressing plate is driven to move downwards by rotating the tightening screw rod, in the mounting process of the gas spring, when the length of the gas spring is greater than the distance between the bin gate and the maximum position, the installation of the air spring is convenient and the safety protection to the operators is realized by adjusting the air spring installation clamp, the harm of the air spring to the operators during the installation is fundamentally reduced and the installation convenience of the air spring is improved by utilizing the air spring installation clamp, and the air spring is inserted into the through groove in the duck tongue pressing plate, so that the air spring can only move up and down, and the protection effect on the one-way thrust ball bearing is achieved.
2. The utility model provides a passenger train door air spring sectional fixture, the air spring is inserted into the trough that runs through in the duck tongue clamp plate, carries on spacingly to the air spring, makes it can only shrink from top to bottom, can prevent that the air spring bending from popping out and cause the damage to operating personnel, and the security performance is higher.
3. The utility model provides a passenger train door air spring sectional fixture, when installing the air spring, establishes the joint snare on double-end adjusting screw's surface, then advances the stop collar with the air spring card, extrudees the both sides of air spring, prevents that it from sideslipping and pops out, and stability is higher to easy operation is convenient, can dismantle the installation to the joint circle at any time.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a structural cross-sectional view of the present invention;
FIG. 3 is a structural cross-sectional view of the duck tongue depressor of the present invention;
fig. 4 is a schematic structural diagram of the bayonet ring of the present invention.
In the figure: 1. a support base plate; 2. a screw base; 3. a double-ended adjusting screw; 4. a double-ended threaded sleeve; 5. tightening the screw; 6. a one-way thrust ball bearing; 7. pressing the duck tongue; 8. a clamping groove; 9. a gas spring fixing seat; 10. a movable seat; 11. a through groove; 12. a circlip for the shaft; 13. a clamping ring; 14. a limiting sleeve.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an air spring mounting fixture for a passenger car cabin door comprises a supporting base plate 1, wherein the top of the supporting base plate 1 is fixedly connected with a screw base 2, the top of the screw base 2 is in threaded connection with a double-end adjusting screw 3, the bottom end of the double-end adjusting screw 3 penetrates through the top end of the screw base 2 and extends to the inner cavity of the screw base 2, the top end of the double-end adjusting screw 3 is in threaded connection with a double-end screw sleeve 4, the top end of the double-end adjusting screw 3 penetrates through the bottom of the double-end screw sleeve 4 and extends to the inner cavity of the double-end screw sleeve 4, the top end of the double-end screw sleeve 4 is in threaded connection with a tightening screw 5, the bottom end of the tightening screw 5 penetrates through the top of the double-end screw sleeve 4 and extends to the inner cavity of the double-end screw sleeve 4, the surface of the tightening screw 5 is in sliding connection with a one-way thrust ball bearing 6, the surface of the one-way thrust ball bearing 6 is fixedly connected with a duck tongue pressing plate 7, the top of the supporting base plate 1 is clamped with an air spring fixing seat 9 through a clamping groove 8, the top end of the air spring fixing seat 9 is movably connected with a movable seat 10, the air spring is inserted into a through groove 11 in the duck tongue pressing plate 7 to limit the air spring, so that the air spring can only shrink up and down, the damage to an operator caused by bending and popping of the air spring can be prevented, the safety performance is higher, the bottom end of the movable seat 10 penetrates through the top end of the air spring fixing seat 9 and extends to the inner cavity of the air spring fixing seat 9, the bottom end of the movable seat 10 is fixedly connected with a reset spring fixedly connected with the inner cavity of the air spring fixing seat 9, the top end of the movable seat 10 is movably connected with the air spring, the top end of the air spring penetrates through the bottom of the duck tongue pressing plate 7 and extends to the upper part of the duck tongue pressing plate 7, the inner cavity of the duck tongue pressing plate 7 is provided with a through groove 11 movably connected with the surface of the air spring, the surface of the tightening screw rod 5 is sleeved with an elastic check ring 12 for a shaft, and the top of the elastic check ring 12 for the shaft is fixedly connected with the bottom of the duck tongue pressing plate 7, the clamping ring 13 is sleeved on the surface of the double-end adjusting screw rod 3, a limiting sleeve 14 is fixedly connected to one side of the clamping ring 13, two limiting sleeves 14 are arranged and are symmetrically distributed on the surface of the clamping ring 13, the clamping ring 13 is abutted to the surface of the double-end adjusting screw rod 3 through interference fit, the limiting sleeve 14 is abutted to the surface of the air spring, the movable seat 10 is pressed downwards to be inserted into the air inlet spring fixing seat 9, then the air spring is sleeved on the surface of the air spring fixing seat 9, then the reset spring rebounds to drive the movable seat 10 to extend out, the air spring is limited to be horizontal, then the duck tongue pressing plate 7 is driven to move downwards through rotating the tightening screw rod 5, and in the installation process of the air spring, when the length of the air spring is larger than the distance when the bin gate is opened to the maximum position, convenience in installation of the air spring and safety protection of operators are realized through adjusting the air spring installation clamp, the air spring mounting fixture is utilized, so that the harm of an air spring to operators during mounting is fundamentally reduced, the mounting convenience of the air spring is improved, and the air spring is inserted into the through groove 11 in the duck tongue pressing plate 7 and only moves up and down, so that the protection effect on the one-way thrust ball bearing 6 is achieved.
The use method of the gas spring mounting clamp comprises the following steps:
firstly, downwards pressing a movable seat 10 to enable the movable seat to be inserted into an air inlet spring fixed seat 9, then inserting an air spring into the movable seat 10, then rebounding a return spring in the movable seat 10 to drive the movable seat 10 to extend out, limiting the air spring to keep horizontal, then driving a duck tongue pressing plate 7 to downwards move by rotating a tightening screw rod 5, aligning the output end of the air spring to a through groove 11, then inserting into the through groove 11 in the duck tongue pressing plate 7, and limiting the air spring by the duck tongue pressing plate 7;
and step two, when the air spring is installed, sleeving the clamping ring 13 on the surface of the double-end adjusting screw rod 3, clamping the air spring into the limiting sleeve 14, and extruding the two sides of the air spring to prevent the air spring from sideslipping and popping out.
When the invention is used, the movable seat 10 is pressed downwards to be inserted into the air inlet spring fixed seat 9, then the air spring is inserted into the movable seat 10, then the reset spring rebounds to drive the movable seat 10 to extend out, the air spring is limited to keep horizontal, then the duck tongue pressing plate 7 is driven to move downwards by rotating the tightening screw rod 5, at the moment, the air spring is inserted into the through groove 11 in the duck tongue pressing plate 7 to limit the duck tongue pressing plate 7, so that the duck tongue pressing plate 7 can only move up and down, the protection effect on the one-way thrust ball bearing 6 is realized, in the installation process of the air spring, when the length of the air spring is greater than the distance when the bin door is opened to the maximum position, the installation convenience of the air spring and the safety protection on operators are realized by adjusting the air spring installation clamp, the injury of the air spring on the operators is fundamentally reduced by using the air spring installation clamp, the convenience of air spring installation has been improved, when installing the air spring, establish clamping ring 13 cover on the surface of double-end adjusting screw 3, then advance stop collar 14 with the air spring card, extrude the both sides of air spring, prevent that it from sideslipping and popping out, prevent effectively that the air spring from popping out and hindering the people.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a passenger train door air spring sectional fixture, includes supporting baseplate (1) and fixes screw base (2) at supporting baseplate (1) top, its characterized in that: the top of the screw base (2) is in threaded connection with a double-end adjusting screw (3), the bottom of the double-end adjusting screw (3) penetrates through the top of the screw base (2) and extends to the inner cavity of the screw base (2), the top of the double-end adjusting screw (3) is in threaded connection with a double-end screw sleeve (4), the top of the double-end adjusting screw (3) penetrates through the bottom of the double-end screw sleeve (4) and extends to the inner cavity of the double-end screw sleeve (4), the top of the double-end screw sleeve (4) is in threaded connection with a tightening screw (5), and the bottom of the tightening screw (5) penetrates through the top of the double-end screw sleeve (4) and extends to the inner cavity of the double-end screw sleeve (4);
tighten up the surperficial sliding connection of screw rod (5) and be connected with one-way thrust ball bearing (6), the fixed surface of one-way thrust ball bearing (6) is connected with duck tongue clamp plate (7), the top of supporting baseplate (1) has air spring fixing base (9) through joint groove (8) joint, the top swing joint of air spring fixing base (9) has adjustable seat (10).
2. A passenger car door gas spring installation jig according to claim 1, characterized in that: the bottom of sliding seat (10) runs through the top of air spring fixing base (9) and extends to the inner chamber of air spring fixing base (9), the bottom fixedly connected with of sliding seat (10) and the inner chamber fixed connection's of air spring fixing base (9) reset spring.
3. A passenger car door gas spring installation jig according to claim 1, characterized in that: the top and the air spring swing joint of sliding seat (10), the top of air spring run through the bottom of duck tongue clamp plate (7) and extend to the top of duck tongue clamp plate (7), run through groove (11) with the surface swing joint of air spring are seted up to the inner chamber of duck tongue clamp plate (7).
4. A passenger car door gas spring installation jig according to claim 1, characterized in that: the surface of the tightening screw rod (5) is sleeved with a shaft circlip (12), and the top of the shaft circlip (12) is fixedly connected with the bottom of the duck-tongue pressing plate (7).
5. A passenger car door gas spring installation jig according to claim 1, characterized in that: the surface cover of double-end adjusting screw (3) is equipped with joint circle (13), one side fixedly connected with stop collar (14) of joint circle (13), stop collar (14) are provided with two, and at the surperficial symmetric distribution of joint circle (13), the surface butt of interference fit and double-end adjusting screw (3) is passed through in joint circle (13), stop collar (14) and the surface butt of air spring.
6. A passenger car door gas spring installation jig according to claim 1, characterized in that: the use method of the gas spring mounting clamp comprises the following steps:
firstly, a movable seat (10) is downwards pressed to be inserted into an air inlet spring fixed seat (9), then an air spring is inserted into the movable seat (10), then a reset spring in the movable seat (10) rebounds to drive the movable seat (10) to extend out, the air spring is limited to keep horizontal, then a duck tongue pressing plate (7) is driven to move downwards by rotating a tightening screw rod (5), the output end of the air spring is aligned to a through groove (11), then the air spring is inserted into the through groove (11) in the duck tongue pressing plate (7), and the duck tongue pressing plate (7) limits the air spring;
and step two, when the air spring is installed, the clamping ring (13) is sleeved on the surface of the double-end adjusting screw rod (3), then the air spring is clamped into the limiting sleeve (14), and two sides of the air spring are extruded to prevent the air spring from sideslipping and popping out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737644.9A CN113427424A (en) | 2021-06-30 | 2021-06-30 | Passenger train door air spring sectional fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737644.9A CN113427424A (en) | 2021-06-30 | 2021-06-30 | Passenger train door air spring sectional fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113427424A true CN113427424A (en) | 2021-09-24 |
Family
ID=77758385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110737644.9A Pending CN113427424A (en) | 2021-06-30 | 2021-06-30 | Passenger train door air spring sectional fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113427424A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799049A (en) * | 2021-10-26 | 2021-12-17 | 广西电网有限责任公司柳州供电局 | Spring dismounting tool for bolt mechanism of on-load switch tap changer and using method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203077210U (en) * | 2012-12-18 | 2013-07-24 | 天津市亚安科技股份有限公司 | Tool for installing air spring |
| CN106002842A (en) * | 2016-07-26 | 2016-10-12 | 南京海威机械有限公司 | Mechanism for rapidly installing air spring and operation method thereof |
| CN205799323U (en) * | 2016-07-12 | 2016-12-14 | 广州地铁集团有限公司 | A kind of mounting tool of air spring |
| US20170198789A1 (en) * | 2016-01-07 | 2017-07-13 | Thomas Gore | Spring compressor for an airgun |
| CN107160323A (en) * | 2017-07-25 | 2017-09-15 | 山东嵘野房车制造服务有限公司 | A kind of gas spring installs fixture |
| CN206811812U (en) * | 2017-06-12 | 2017-12-29 | 安徽安凯汽车股份有限公司 | A kind of hatch door installs auxiliary mould |
| CN107932432A (en) * | 2017-11-20 | 2018-04-20 | 荣成康派斯新能源车辆股份有限公司 | A kind of gas spring for caravan compartment cover adjusts mounting tool |
| CN210173467U (en) * | 2019-04-25 | 2020-03-24 | 河南中烟工业有限责任公司 | Installation auxiliary structure of air spring of air chamber of cigarette making and plug assembling machine |
| CN210335830U (en) * | 2019-06-21 | 2020-04-17 | 红塔烟草(集团)有限责任公司 | Mounting tool of double-lug type compressed air spring |
| CN211388609U (en) * | 2019-12-18 | 2020-09-01 | 湖南杰希重工有限公司 | Tool for installing air spring |
| CN214980599U (en) * | 2021-04-08 | 2021-12-03 | 安徽安凯汽车股份有限公司 | Passenger train door air spring sectional fixture |
-
2021
- 2021-06-30 CN CN202110737644.9A patent/CN113427424A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203077210U (en) * | 2012-12-18 | 2013-07-24 | 天津市亚安科技股份有限公司 | Tool for installing air spring |
| US20170198789A1 (en) * | 2016-01-07 | 2017-07-13 | Thomas Gore | Spring compressor for an airgun |
| CN205799323U (en) * | 2016-07-12 | 2016-12-14 | 广州地铁集团有限公司 | A kind of mounting tool of air spring |
| CN106002842A (en) * | 2016-07-26 | 2016-10-12 | 南京海威机械有限公司 | Mechanism for rapidly installing air spring and operation method thereof |
| CN206811812U (en) * | 2017-06-12 | 2017-12-29 | 安徽安凯汽车股份有限公司 | A kind of hatch door installs auxiliary mould |
| CN107160323A (en) * | 2017-07-25 | 2017-09-15 | 山东嵘野房车制造服务有限公司 | A kind of gas spring installs fixture |
| CN107932432A (en) * | 2017-11-20 | 2018-04-20 | 荣成康派斯新能源车辆股份有限公司 | A kind of gas spring for caravan compartment cover adjusts mounting tool |
| CN210173467U (en) * | 2019-04-25 | 2020-03-24 | 河南中烟工业有限责任公司 | Installation auxiliary structure of air spring of air chamber of cigarette making and plug assembling machine |
| CN210335830U (en) * | 2019-06-21 | 2020-04-17 | 红塔烟草(集团)有限责任公司 | Mounting tool of double-lug type compressed air spring |
| CN211388609U (en) * | 2019-12-18 | 2020-09-01 | 湖南杰希重工有限公司 | Tool for installing air spring |
| CN214980599U (en) * | 2021-04-08 | 2021-12-03 | 安徽安凯汽车股份有限公司 | Passenger train door air spring sectional fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799049A (en) * | 2021-10-26 | 2021-12-17 | 广西电网有限责任公司柳州供电局 | Spring dismounting tool for bolt mechanism of on-load switch tap changer and using method thereof |
| CN113799049B (en) * | 2021-10-26 | 2023-09-01 | 广西电网有限责任公司柳州供电局 | Spring dismounting tool for on-load switch tapping switch bolt mechanism and use method thereof |
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Application publication date: 20210924 |