CN114167276A - Pre-purchase ware tripping operation experimental facilities - Google Patents
Pre-purchase ware tripping operation experimental facilities Download PDFInfo
- Publication number
- CN114167276A CN114167276A CN202111502634.3A CN202111502634A CN114167276A CN 114167276 A CN114167276 A CN 114167276A CN 202111502634 A CN202111502634 A CN 202111502634A CN 114167276 A CN114167276 A CN 114167276A
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- Prior art keywords
- head
- rod piece
- rod
- tripping
- tool
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- 238000002474 experimental method Methods 0.000 claims abstract description 11
- 210000001503 joint Anatomy 0.000 claims description 23
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 12
- 238000012360 testing method Methods 0.000 abstract description 12
- 238000010891 electric arc Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010998 test method Methods 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a pre-purchasing device tripping experiment tool, which aims to solve the technical problems that when the existing pre-purchasing device is subjected to a switching tripping experiment, a safety distance cannot be ensured between people and equipment, and electric arc burns easily occur. The experiment tool comprises an insulating handle, a first rod piece arranged on the inner side of the upper end of the insulating handle, and a second rod piece arranged on the inner side of the upper end of the first rod piece. This experimental facilities adopts telescopic member structure as the carrier that carries of test tool, the distance of having guaranteed operating personnel and the equipment to be measured accords with the relevant requirement of ann's rule, the electric arc burn of having avoided producing in the test procedure, and simultaneously, the instrument has good rigidity, the directive property is accurate, the degree of accuracy is high, do not need the repeated experimental operation of tripping operation, work efficiency improves, the power off time shortens simultaneously, the instrument adopts the modularized design, constitute by 3 parts, any partial damage can both be changed alone, very big use and cost of maintenance sparingly.
Description
Technical Field
The invention belongs to the field of electric power experimental equipment, and particularly relates to a pre-purchase device tripping experimental tool.
Background
Along with the acceleration of electric power construction pace, special change customer quantity increase is fast, and high pressure measurement field work is still needed to be tested customer purchase ware switch in advance except that the dress table when new installation construction, avoids appearing the condition that can't use after the installation.
At present, no special tool is used during field operation of measurement field personnel, common test wire direct operation is mostly adopted or the test wire operation is clamped by tools such as pliers, the accuracy is low, repeated operation is needed for many times to ensure successful test, and meanwhile, the safety distance between an operator and equipment to be tested is insufficient, so that the electric arc generated in the test process can burn and damage tools and appliances.
Therefore, aiming at the condition that the traditional switch performance test of the pre-purchasing device does not have a special tool, a novel switch tripping experimental tool for the pre-purchasing device is developed, an extensible rod-shaped structure is used for carrying a metal contact to carry out tripping test, and the safety distance between a person and equipment in the experimental process is ensured.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the invention aims to provide a pre-purchaser tripping experiment tool, which aims to solve the technical problems that when the existing pre-purchaser switch tripping experiment is carried out, the safety distance between people and equipment cannot be ensured, and electric arc burns easily occur.
(2) Technical scheme
In order to solve the technical problem, the invention provides a pre-purchase device tripping experiment tool which comprises an insulating handle, a first rod piece and a second rod piece, wherein the first rod piece is arranged on the inner side of the upper end of the insulating handle, the second rod piece is arranged on the inner side of the upper end of the first rod piece, a connecting groove is formed in the inner side of the insulating handle, a connecting outer sleeve is arranged on the outer side of the first rod piece, the connecting outer sleeve is arranged on the inner side of the connecting groove, a supporting end is fixedly connected to the upper end of the second rod piece, an installation end is fixedly installed on the upper end of the supporting end, a copper operation head is arranged on the upper end of the installation end, and a contact splicing piece is installed on the upper end of the copper operation head.
When the pre-purchasing device tripping experimental tool is used, a user pulls the first rod piece out of the insulating handle by hand, then pulls the second rod piece out of the first rod piece, holds the insulating handle by hand to stretch out the first rod piece and the second rod piece to a test position, and enables the contact connecting piece to be in short circuit with a tripping mechanism of the switch.
Preferably, the insulating handle outside is provided with anti-skidding screw thread, rubber guard circle is installed to the insulating handle upper end, the equal fixed mounting in both sides has the rubber cushion around the rubber guard circle upper end. The insulating handle and the rubber protective ring play a role in isolating and protecting the hand of a user to prevent accidental electric shock.
Preferably, the rubber cushion top is provided with a buckle head, both sides all are provided with the anti-skidding texture about the buckle head, connect the equal vertical distribution in both ends around the overcoat outside and have two sets of locking grooves, a buckle head buckle connect in locking inslot side. The rubber soft pad has inward or outward stress deformation characteristic, so that a fastener head can automatically enter the locking groove, and the position between the rod piece and the insulating handle is locked.
Preferably, a buckle head inner is provided with the butt joint hole, the equal fixedly connected with butt joint in both ends around a member outside, the butt joint set up in locking inslot side, the butt joint set up in the butt joint hole is inboard. After the butt joint enters the locking groove, the one-size buckle head is prevented from being accidentally separated from the locking groove.
Preferably, the two sides equal fixedly connected with buckle head No. two around the member upper end, the vertical symmetry in both ends is provided with two sets of locking holes around the member outside No. two, buckle head No. two set up in the locking hole is inboard. The second buckle head enters the locking hole to lock the position between the second rod piece and the first rod piece.
Preferably, the upper end of the mounting end is provided with a threaded opening, the lower end of the copper operating head is fixedly connected with a threaded head, and the threaded head is in threaded connection with the inner side of the threaded opening. The copper operating head is fixed on the mounting end head by utilizing the connection of the threaded head and the threaded opening, so that the quick assembly, disassembly and replacement are convenient.
Preferably, the middle of the inner side of the supporting end head is vertically provided with an inserting sleeve, the outer side of the inserting sleeve and the supporting end head are vertically connected with an elastic strut, and the lower end of the threaded head is arranged at the upper side of the inserting sleeve. The elastic support column has vertical telescopic deformation capacity, the mounting end is stressed and downwards extruded to act on the supporting end, and the elastic support column immediately generates vertical deformation and has elastic recovery capacity.
Preferably, the lower end of the threaded head is fixedly connected with an insertion rod, a rubber plug is arranged on the inner side of the insertion sleeve, and the lower end of the insertion rod is arranged on the inner side of the insertion sleeve. The lower end of the insertion rod acts on the rubber plug, the rubber plug is extruded and deformed by acting force, and the insertion rod plays a role in elastic support.
(3) Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: the pre-purchasing device tripping experimental tool provided by the invention adopts a telescopic rod structure as a carrying carrier of the experimental tool, so that the distance between an operator and equipment to be tested is ensured to meet the relevant requirements of safety regulations, arc burn generated in the test process is avoided, meanwhile, the tool has good rigidity, accurate directivity and high operation accuracy, the tripping experimental operation is not required to be repeatedly carried out, the working efficiency is improved, meanwhile, the power failure time is shortened, the improvement of the high-quality service level and the reputation of a client to a power supply company is facilitated, the tool is in a modular design and consists of 3 parts, any part can be independently replaced when damaged, and the use and maintenance cost is greatly saved.
Drawings
FIG. 1 is a schematic diagram of an assembly structure of an embodiment of a pre-purchaser trip testing tool of the present invention;
FIG. 2 is a schematic view of an insulated handle structure of an embodiment of a pre-purchaser trip testing tool of the present invention;
FIG. 3 is a schematic structural diagram of a first lever of an embodiment of a pre-purchaser trip experiment tool of the present invention;
FIG. 4 is a schematic structural diagram of a second lever of an embodiment of a pre-purchaser trip experiment tool of the present invention;
FIG. 5 is a schematic diagram of a supporting terminal structure of an embodiment of a pre-purchaser trip testing tool of the present invention;
fig. 6 is a schematic diagram of a copper operating head structure of a pre-purchase device trip experiment tool according to an embodiment of the present invention.
The labels in the figures are: 1. an insulated handle; 2. connecting grooves; 3. a first rod member; 4. connecting the outer sleeve; 5. a second rod member; 6. supporting the end head; 7. installing an end head; 8. the copper operating head is made; 9. a contact tab; 10. anti-skid threads; 11. a rubber guard ring; 12. a rubber cushion; 13. a fastener head; 14. anti-skid texture; 15. a locking groove; 16. a butt joint hole; 17. a butt joint; 18. a second snap head; 19. a locking hole; 20. a threaded opening; 21. a screw head; 22. inserting a sleeve; 23. an elastic support; 24. a plug rod; 25. a rubber plug.
Detailed Description
The specific embodiment is used for a pre-purchasing device tripping experimental tool, the assembly structure schematic diagram of which is shown in fig. 1, the insulation handle 1 is shown in fig. 2, the first rod 3 is shown in fig. 3, the second rod 5 is shown in fig. 4, the support end 6 is shown in fig. 5, and the copper operating head 8 is shown in fig. 6, the experimental tool comprises an insulation handle 1, a first rod 3 arranged on the inner side of the upper end of the insulation handle 1, and a second rod 5 arranged on the inner side of the upper end of the first rod 3, the inner side of the insulation handle 1 is provided with a connecting groove 2, the outer side of the first rod 3 is provided with a connecting sleeve 4, the connecting sleeve 4 is arranged on the inner side of the connecting groove 2, the upper end of the second rod 5 is fixedly connected with a support end 6, the upper end of the support end 6 is fixedly provided with an installation end 7, the upper end of the installation end 7 is provided with the copper operating head 8, the upper end of the copper operating head 8 is provided with a contact connecting piece 9.
For the present embodiment, the rubber plug 25 is a ball structure, has an extrusion deformation characteristic, and is closely attached to the bottom end of the insertion rod 24, and after the upper copper operating head 8 is subjected to an inward extrusion force, the insertion rod 24 acts on the rubber plug 25 and extrudes inward, so that the supporting end 6 is compressed and deformed integrally, an elastic buffer mechanism is provided for the contact connecting piece 9, and the contact connecting piece is prevented from being damaged by rigid contact.
Wherein, the outside of insulating handle 1 is provided with anti-skidding screw thread 10, and rubber guard circle 11 is installed to insulating handle 1 upper end, and equal fixed mounting in both sides has rubber cushion 12 around the rubber guard circle 11 upper end. The insulated handle 1 and the rubber protective ring 11 play a role in isolating and protecting hands of a user to prevent accidental electric shock.
Simultaneously, 12 tops of rubber cushion are provided with a buckle head 13, both sides all are provided with anti-skidding texture 14 about a buckle head 13, connect the equal vertical distribution in both ends around the 4 outsides of overcoat and have two sets of locking grooves 15, a buckle head 13 buckle is connected in locking groove 15 inboardly, a buckle head 13 the inner is provided with butt joint 16, equal fixedly connected with in both ends is to butt joint 17 around the member 3 outside, butt joint 17 sets up in locking groove 15 inboardly, butt joint 17 sets up in butt joint 16 inboardly, equal fixedly connected with No. two buckle joints 18 in both sides around the member 3 upper end, the vertical symmetry in both ends is provided with two sets of locking holes 19 around the member 5 outside No. two, No. two buckle joints 18 set up in locking hole 19 inboardly. The rubber cushion 12 has inward or outward stress deformation characteristics, so that the first buckle head 13 can automatically enter the locking groove 15, the position between the first rod piece 3 and the insulating handle 1 is locked, after the butt joint 17 enters the locking groove 15, the first buckle head 13 is prevented from accidentally disengaging from the locking groove 15, the second buckle head 18 enters the locking hole 19, and the position between the second rod piece 5 and the first rod piece 3 is locked.
In addition, installation end 7 upper end is provided with screw thread mouth 20, 8 lower extreme fixedly connected with screw thread heads 21 of copper operating head, screw thread head 21 threaded connection is inboard in screw thread mouth 20, support the 6 middle vertical grafting sleeves 22 that are provided with in the middle of the inboard of end, vertically be connected with elastic strut 23 between the grafting sleeve 22 outside and the support end 6, screw thread head 21 lower extreme sets up and is the upside in grafting sleeve 22, screw thread head 21 lower extreme fixedly connected with peg graft pole 24, grafting sleeve 22 inboard is provided with plug 25, peg graft pole 24 lower extreme sets up in grafting sleeve 22 inboard. Copper operating head 8 utilizes being connected of screw thread head 21 and screw thread mouth 20 to fix on installation end 7, the quick assembly disassembly of being convenient for is changed, elastic support column 23 has vertical flexible deformability, installation end 7 atress extrusion effect downwards is on supporting end 6, vertical deformation takes place immediately for elastic support column 23, and have elastic recovery ability, 24 lower extremes of peg graft pole are used in on plug 25, the effort makes plug 25 take place extrusion deformation, it connects pole 24 to play the elastic support effect to peg graft.
When the pre-purchasing device tripping experimental tool is used, a user pulls out the first rod piece 3 from the insulating handle 1 by hand, prevents the first rod piece 3 from horizontally rotating through mutual riveting between the connecting groove 2 and the connecting outer sleeve 4, then fixes the extending length of the first rod piece 3 through the clamping connection of the first buckle head 13 and the locking groove 15, prevents the first buckle head 13 from being forced to be separated from the locking groove 15 through the insertion connection of the butt joint 17 and the butt joint hole 16, pulls out the second rod piece 5 from the first rod piece 3, fixes the extending length of the second rod piece 5 through the connection of the second buckle head 18 and the locking hole 19, then installs the copper operating head 8 on the installation end 7 by utilizing the connection between the threaded joint 21 and the threaded hole 20, holds the insulating handle 1 by hand to stretch out the first rod piece 3 and the second rod piece 5 to a test position, and enables the contact connecting piece 9 to be in short circuit with a tripping mechanism of a switch, when the contact connecting piece 9 is extruded by the tripping mechanism, the plug rod 24 transmits the acting force to the rubber plug 25, the rubber plug 25 is extruded and deformed, meanwhile, the copper operating head 8 is extruded to one side of the mounting end 7, the supporting end 6 is extruded, the elastic supporting column 23 is compressed inwards, and the copper operating head 8 has a buffering effect.
Claims (8)
1. A pre-purchasing device tripping experiment tool comprises an insulating handle (1), a first rod piece (3) arranged on the inner side of the upper end of the insulating handle (1), and a second rod piece (5) arranged on the inner side of the upper end of the first rod piece (3); its characterized in that, spread groove (2) have been seted up to insulating handle (1) inboard, rod (3) outside is installed and is connected overcoat (4), connect overcoat (4) set up in spread groove (2) are inboard, No. two rod (5) upper end fixedly connected with support end (6), support end (6) upper end fixed mounting has installation end (7), installation end (7) upper end is provided with copper operating head (8), contact splicing (9) are installed to copper operating head (8) upper end.
2. The pre-purchasing device tripping experimental tool is characterized in that anti-skidding threads (10) are arranged on the outer side of the insulating handle (1), a rubber protection ring (11) is installed at the upper end of the insulating handle (1), and rubber cushions (12) are fixedly installed on the front side and the rear side of the upper end of the rubber protection ring (11).
3. The pre-purchasing device tripping experimental tool is characterized in that a buckling head (13) is arranged at the top end of the rubber cushion (12), anti-sliding textures (14) are arranged on the upper side and the lower side of the buckling head (13), two groups of locking grooves (15) are vertically distributed at the front end and the rear end of the outer connecting sleeve (4), and the buckling head (13) is connected to the inner sides of the locking grooves (15) in a buckling mode.
4. The pre-purchase device tripping experimental tool is characterized in that a butt joint hole (16) is formed in the inner end of the first buckle head (13), butt joints (17) are fixedly connected to the front end and the rear end of the outer side of the first rod piece (3), the butt joints (17) are arranged on the inner side of the locking groove (15), and the butt joints (17) are arranged on the inner side of the butt joint hole (16).
5. The pre-purchase device tripping experimental tool is characterized in that two snap fasteners (18) are fixedly connected to the front side and the rear side of the upper end of the first rod piece (3), two groups of locking holes (19) are vertically and symmetrically formed in the front end and the rear end of the outer side of the second rod piece (5), and the two snap fasteners (18) are arranged on the inner sides of the locking holes (19).
6. A pre-purchased device trip experiment tool according to the claim 1, characterized in that the upper end of the mounting end head (7) is provided with a threaded opening (20), the lower end of the copper operating head (8) is fixedly connected with a threaded head (21), and the threaded head (21) is screwed inside the threaded opening (20).
7. The pre-purchase device tripping experimental tool is characterized in that an inserting sleeve (22) is vertically arranged in the middle of the inner side of the supporting end head (6), an elastic support column (23) is vertically connected between the outer side of the inserting sleeve (22) and the supporting end head (6), and the lower end of the threaded head (21) is arranged on the upper side of the inserting sleeve (22).
8. The pre-purchase device tripping experimental tool is characterized in that a plug rod (24) is fixedly connected to the lower end of the threaded head (21), a rubber plug (25) is arranged on the inner side of the plug sleeve (22), and the lower end of the plug rod (24) is arranged on the inner side of the plug sleeve (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111502634.3A CN114167276A (en) | 2021-12-10 | 2021-12-10 | Pre-purchase ware tripping operation experimental facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111502634.3A CN114167276A (en) | 2021-12-10 | 2021-12-10 | Pre-purchase ware tripping operation experimental facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114167276A true CN114167276A (en) | 2022-03-11 |
Family
ID=80485217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111502634.3A Pending CN114167276A (en) | 2021-12-10 | 2021-12-10 | Pre-purchase ware tripping operation experimental facilities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114167276A (en) |
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|---|---|---|---|---|
| CN201548610U (en) * | 2009-12-01 | 2010-08-11 | 曾彬 | Multifunctional electroprobe |
| CN202468320U (en) * | 2012-03-13 | 2012-10-03 | 中国石油天然气股份有限公司 | Retractable short joint for screw pump |
| CN203551609U (en) * | 2013-11-22 | 2014-04-16 | 国家电网公司 | Telescopic short circuit device |
| CN105881439A (en) * | 2016-06-02 | 2016-08-24 | 国网山东省电力公司济南供电公司 | Multifunctional screwdriver for electric power |
| CN109254243A (en) * | 2018-09-30 | 2019-01-22 | 广西电网有限责任公司贵港供电局 | A kind of high-voltage circuitbreaker test short jumper device |
| CN111546274A (en) * | 2020-05-18 | 2020-08-18 | 浙江意达电器有限公司 | Portable multifunctional screwdriver |
| CN111579821A (en) * | 2020-05-15 | 2020-08-25 | 国网山东省电力公司宁阳县供电公司 | Portable tripping short circuit device |
| CN212965034U (en) * | 2019-08-05 | 2021-04-13 | 国网山东省电力公司宁阳县供电公司 | Portable tripping short circuit device |
| CN112763899A (en) * | 2020-11-26 | 2021-05-07 | 深圳供电局有限公司 | Handheld flexible detection device |
-
2021
- 2021-12-10 CN CN202111502634.3A patent/CN114167276A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201548610U (en) * | 2009-12-01 | 2010-08-11 | 曾彬 | Multifunctional electroprobe |
| CN202468320U (en) * | 2012-03-13 | 2012-10-03 | 中国石油天然气股份有限公司 | Retractable short joint for screw pump |
| CN203551609U (en) * | 2013-11-22 | 2014-04-16 | 国家电网公司 | Telescopic short circuit device |
| CN105881439A (en) * | 2016-06-02 | 2016-08-24 | 国网山东省电力公司济南供电公司 | Multifunctional screwdriver for electric power |
| CN109254243A (en) * | 2018-09-30 | 2019-01-22 | 广西电网有限责任公司贵港供电局 | A kind of high-voltage circuitbreaker test short jumper device |
| CN212965034U (en) * | 2019-08-05 | 2021-04-13 | 国网山东省电力公司宁阳县供电公司 | Portable tripping short circuit device |
| CN111579821A (en) * | 2020-05-15 | 2020-08-25 | 国网山东省电力公司宁阳县供电公司 | Portable tripping short circuit device |
| CN111546274A (en) * | 2020-05-18 | 2020-08-18 | 浙江意达电器有限公司 | Portable multifunctional screwdriver |
| CN112763899A (en) * | 2020-11-26 | 2021-05-07 | 深圳供电局有限公司 | Handheld flexible detection device |
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