CN103817614A - Special clamp for low-voltage power supply SPD (surge protective device) - Google Patents
Special clamp for low-voltage power supply SPD (surge protective device) Download PDFInfo
- Publication number
- CN103817614A CN103817614A CN201410079792.6A CN201410079792A CN103817614A CN 103817614 A CN103817614 A CN 103817614A CN 201410079792 A CN201410079792 A CN 201410079792A CN 103817614 A CN103817614 A CN 103817614A
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- Prior art keywords
- clamp
- jaw
- low
- surge protector
- handle
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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
- B25B5/00—Clamps
- B25B5/04—Clamps with pivoted jaws
-
- 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
- B25B5/00—Clamps
- B25B5/16—Details, e.g. jaws, jaw attachments
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention provides a special clamp for a pluggable low-voltage power supply SPD (surge protective device). The special clamp mainly comprises a clamp head, a pin, a constant force spring and a clamp handle, wherein the clamp head mainly comprises a clamp jaw and a rubber protection sleeve, the rubber protection sleeve covers the outer layer of the clamp jaw, the insulation performance with an SPD module is ensured, meanwhile, a SPD case is also prevented from being scratched by the clamp jaw made of metal materials, the clamp jaw is of a U-shaped structure, and the upper side and the lower side of the clamp jaw are completely symmetrical so that the contact area with the upper side and the lower side of the SPD can be increased. The pin is mainly used for connecting the clamp jaw and the clamp handle for realizing the crossed movement of a clamp body, i.e., the acting force conversion is realized through the moving of the clamp handle, and the clamp jaw clamps the SPD module. The back part of the pin is provided with the constant force spring for ensuring the stable U-shaped structure of the clamp jaw. A finger ring is arranged at the tail part of the clamp handle, and the fingers can conveniently hold the clamp handle. The outer layer of the clamp handle is provided with the insulation protection sleeve provided with anti-slip press veins, and the insulation and anti-slip effects can be realized. The special clamp has the advantages that the personnel safety can be effectively protected, and the work efficiency can be improved.
Description
Technical field:
Lightning Prevention Technique field, is specifically related to a kind of plug type low-tension supply surge protector clamp specially.Background technology:
In lightning protection detects, when the starting resistor of test low-tension supply surge protector module and leakage current, need low-tension supply surge protector module to pull up from pedestal, and then test its parameter with lightning protection component tester.Because plug low-tension supply surge protector module does not have professional instrument, but in this course, needs staff with hand, low-tension supply surge protector module to be pulled up.
In real work, find, the contact engaging and separating force of some low-tension supply surge protector module does not meet the relevant regulations in GB18802 standard, uses the contact engaging and separating force of standard, even uses larger strength all cannot be extracted.In the situation that workload is large, on the one hand can be more consuming time, the crust scratch that likely causes on the other hand staff to point.In addition, the low-tension supply surge protector module that service life is more of a specified duration, its insulating properties can not guarantee, if there is electric leakage situation, can bring very large danger to staff.
Can obviously to learn from the above description, in order better carrying out the work, to need a kind of special clamp tool, low-tension supply surge protector module is pulled up easily from pedestal, meanwhile, the insulating properties of this clamp also can protect staff not shocked by electricity.
Summary of the invention:
The object of the present invention is to provide a kind of instrument that can easily plug type low-tension supply surge protector module be pulled up from pedestal; both improved operating efficiency; can well protect again staff's finger not to be scratched, the risk that can also avoid staff to be electrically shocked simultaneously.
In order to solve the existing problem of background technology, the present invention adopts following technical scheme: low tension surge protector clamp specially is mainly made up of binding clip, pin, constant force spring, clamp handle.Binding clip mainly comprises jaw, rubber sheath, and rubber sheath is wrapped in jaw skin.On the one hand, guarantee jaw and the low-tension supply surge protector insulation module of metal material, can avoid on the other hand low-tension supply surge protector shell not scratched by metal jaw, effectively protect low-tension supply surge protector module excellent.Meanwhile, jaw presents U-shaped structure, is full symmetric up and down, and U-shaped structure is mainly according to low-tension supply surge protector modular design, so that more large area contacts with the upper and lower surface of low-tension supply surge protector module, increases frictional force.Pin is mainly used in connecting jaw and clamp handle, realizes the intersection activity of vice body.By the activity of clamp handle, realize the conversion of active force, make jaw clamp low-tension supply surge protector module.Rear portion at pin is provided with constant force spring, to guarantee that jaw keeps stable U-shaped structure, is also convenient to staff simultaneously and uses.Clamp handle comprises insulating sheath and refers to encloses, and clamp handle skin has insulating sheath, and insulating sheath is provided with anti-skidding embossing, can realize anti-skidding effect.Refer to that circle is positioned at clamp handle afterbody, facilitates staff's finger to hold clamp handle.
The present invention has following beneficial effect: a kind of instrument that can easily low-tension supply surge protector module be pulled up from pedestal is provided; can well protect staff's finger not to be scratched; can also guarantee that staff is not electrically shocked, there is good effect to increasing work efficiency simultaneously.
Accompanying drawing explanation:
Fig. 1 is plug type low tension surge protector surface structure schematic diagram.1-SPD module; 2-pedestal.
Fig. 2 is structural representation of the present invention.1-binding clip; 2-jaw; 3-rubber sheath; 4-pin; 5-constant force spring; 6-clamp handle; 7-insulating sheath; 8-refers to circle.
The specific embodiment:
Referring to Fig. 1-Fig. 2, this specific embodiment adopts following technical scheme: low tension surge protector clamp specially, it comprises binding clip 1, pin 4, constant force spring 5, clamp handle 6.
Pin 4 is the cross one another active link of plumbous body, is the connection strong point of plumbous handle 6 activities, realizes the mutual of active force, and plumbous handle 6 is exerted pressure and made the rubber face of jaw act on the shell of low tension surge protector.
Sell 4 rear portions and be provided with constant force spring 5, prevent that the distance between lower clamp nozzle from arbitrarily changing, while naturally placement, jaw presents square structure, so that staff is fast by low tension surge protector Module-embedding jaw 2.
Clamp handle 6 comprises insulating sheath 7 and refers to circle 8.Clamp handle 6 is made up of laterally zygomorphic two parts, and its afterbody is provided with the finger circle 8 as scissors, is convenient to hold clamp specially.Consider the convenience that staff operates, the length that designs plumbous handle 6 is 12cm.There is insulating sheath 7 clamp handle 6 outsides, and its withstand voltage is greater than 500V, to guarantee good electric insulation.
In actual applications; in the time of plumbous handle 6 folding; this opening and closing movement is converted into the folding of jaw 2; because the distance between upper lower clamp nozzle is slightly larger than the height of low tension surge protector module; now; the jaw of clamp specially 2 is vised rapidly to low tension surge protector module, can easily low tension surge protector module be extracted from pedestal, also can rapidly low tension surge protector module be inserted to pedestal.
Rubber sheath 3 in low tension surge protector clamp specially adopts high pressure resistant, ageing-resistant elastomeric material, with the electrical insulation capability that guarantees that it is good; This rubber has certain flexibility again simultaneously, to increase and low tension surge protector rubbing surface.Insulating sheath 7 outside plumbous handle 6 adopts high pressure resistant, ageing-resistant resin material.Except above-mentioned two kinds of parts, remaining part all adopts metal material to make.This clamp is the aid of plug type low tension surge protector indispensability.
The present invention is illustrated by above-described embodiment, but should be understood that, above-described embodiment is the object for giving an example and illustrating just, but not is intended to the present invention to be limited in described scope of embodiments.In addition it will be appreciated by persons skilled in the art that the present invention is not limited to above-described embodiment, can also make more kinds of variants and modifications according to instruction of the present invention, these variants and modifications all drop in the present invention's scope required for protection.Protection scope of the present invention is defined by the appended claims and equivalent scope thereof.
Claims (6)
1. low-tension supply surge protector clamp specially, is characterized in that it is mainly made up of binding clip, pin, constant force spring, clamp handle.
2. low-tension supply surge protector clamp specially according to claim 1, is characterized in that binding clip mainly comprises jaw, rubber sheath, and rubber sheath is wrapped in jaw skin.
3. low-tension supply surge protector clamp specially according to claim 1, is characterized in that jaw presents U-shaped structure, upper and lower full symmetric.
4. low-tension supply surge protector clamp specially according to claim 1, is characterized in that pin is mainly used in connecting jaw and clamp handle, realizes the intersection activity of vice body.By the activity of clamp handle, realize the conversion of active force.
5. low-tension supply surge protector clamp specially according to claim 1, is characterized in that the rear portion of pin is provided with constant force spring, to guarantee that jaw keeps stable U-shaped structure.
6. low-tension supply surge protector clamp specially according to claim 1, is characterized in that clamp handle afterbody has the circle of finger.Clamp handle skin has insulating sheath, and insulating sheath is provided with anti-skidding embossing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079792.6A CN103817614A (en) | 2014-03-03 | 2014-03-03 | Special clamp for low-voltage power supply SPD (surge protective device) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079792.6A CN103817614A (en) | 2014-03-03 | 2014-03-03 | Special clamp for low-voltage power supply SPD (surge protective device) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103817614A true CN103817614A (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410079792.6A Pending CN103817614A (en) | 2014-03-03 | 2014-03-03 | Special clamp for low-voltage power supply SPD (surge protective device) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103817614A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476479A (en) * | 2014-12-04 | 2015-04-01 | 国家电网公司 | Clamping device for replacement of internal module of intelligent electricity meter |
| CN104959923A (en) * | 2015-06-12 | 2015-10-07 | 国网山东无棣县供电公司 | Lead bent nose clamp |
| CN106946149A (en) * | 2017-04-27 | 2017-07-14 | 沈阳飞机工业（集团）有限公司 | A kind of raising activity tongs captures the adjustable cramp of efficiency |
| CN109746540A (en) * | 2019-03-20 | 2019-05-14 | 浪潮商用机器有限公司 | A kind of miniature electric component welding clamping tooling |
| CN113043184A (en) * | 2021-04-27 | 2021-06-29 | 广东电网有限责任公司 | Disassembling tool |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB703853A (en) * | 1951-01-02 | 1954-02-10 | Ripaults Ltd | Improvements in or relating to tools for effecting a mechanical connection between two parts |
| DE10222747A1 (en) * | 2002-05-23 | 2003-12-04 | Thomas Wartmann | Pliers for plug connectors, have head shaped for close fit with connector and passage guiding plug cable |
| CN201556832U (en) * | 2009-11-25 | 2010-08-18 | 宁夏电力公司信息通信分公司 | Wire straightening pliers |
| CN202084774U (en) * | 2011-06-10 | 2011-12-21 | 李丰辉 | Safe plug puller |
| CN103427312A (en) * | 2012-05-14 | 2013-12-04 | 上海太阳能科技有限公司 | Clamp for connecting anode electrical connector and cathode electrical connector of solar cell module |
-
2014
- 2014-03-03 CN CN201410079792.6A patent/CN103817614A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB703853A (en) * | 1951-01-02 | 1954-02-10 | Ripaults Ltd | Improvements in or relating to tools for effecting a mechanical connection between two parts |
| DE10222747A1 (en) * | 2002-05-23 | 2003-12-04 | Thomas Wartmann | Pliers for plug connectors, have head shaped for close fit with connector and passage guiding plug cable |
| CN201556832U (en) * | 2009-11-25 | 2010-08-18 | 宁夏电力公司信息通信分公司 | Wire straightening pliers |
| CN202084774U (en) * | 2011-06-10 | 2011-12-21 | 李丰辉 | Safe plug puller |
| CN103427312A (en) * | 2012-05-14 | 2013-12-04 | 上海太阳能科技有限公司 | Clamp for connecting anode electrical connector and cathode electrical connector of solar cell module |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476479A (en) * | 2014-12-04 | 2015-04-01 | 国家电网公司 | Clamping device for replacement of internal module of intelligent electricity meter |
| CN104959923A (en) * | 2015-06-12 | 2015-10-07 | 国网山东无棣县供电公司 | Lead bent nose clamp |
| CN106946149A (en) * | 2017-04-27 | 2017-07-14 | 沈阳飞机工业（集团）有限公司 | A kind of raising activity tongs captures the adjustable cramp of efficiency |
| CN109746540A (en) * | 2019-03-20 | 2019-05-14 | 浪潮商用机器有限公司 | A kind of miniature electric component welding clamping tooling |
| CN113043184A (en) * | 2021-04-27 | 2021-06-29 | 广东电网有限责任公司 | Disassembling tool |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140528 |