CN220438415U - Test clamp special for test feeder - Google Patents

Abstract

The utility model belongs to the field of auxiliary appliances for testing an electric power system, in particular to a special test clamp for a test feeder, which comprises the following components: clip, the rand, the handle, couple and high voltage order gram stick, the clip comprises connecting axle, a spring, first pincers body and second pincers body, the rand, handle and couple all set up on the clip, the fixture block that high voltage order gram stick set up can run through the rand and hook the couple, the horizontal pole that high voltage order gram stick set up can support the rand, through the clip that sets up, the rand, the handle, couple and high voltage order gram stick cooperate jointly, let high voltage order gram stick hook the couple, move the clip of connecting high voltage output line smoothly to the circuit metal that awaits measuring and the centre gripping is fixed on the circuit metal that awaits measuring, first pincers body and second pincers body can be with the more stable fixing of high voltage output line at the circuit metal that awaits measuring, do not need operating personnel to hold up high voltage order to articulate reliably always, avoid so letting high voltage output line break away from the circuit metal that awaits measuring, the practicality that the test clamp used has effectually been improved.

Description

Test clamp special for test feeder

Technical Field

The utility model relates to the field of auxiliary tools for testing electric power systems, in particular to a special test clamp for a test feeder.

Background

After a 10kV distribution network overhead line breaks down, the line is generally subjected to sectional investigation by using a test feeder, a high-voltage output line of the test feeder is required to be hung on the line to be tested for testing during testing, the high-voltage output line of the test feeder is generally fixed on a metal head at the top end of a high-voltage insulating rod, then the high-voltage insulating rod is lifted, and the metal head at the top end of the high-voltage insulating rod is hung on the metal wire of the line to be tested.

Because of the high-voltage test, according to the operation rules of the high-voltage test, the tester must wear the protective tool in the whole course; because the high-voltage insulating rod is in a hanging mode, not in a stable structure, in order to avoid the swing of the high-voltage insulating rod in case of wind, operators must support the high-voltage insulating rod in the whole course in the test process, and the high-voltage output line of the test feeding instrument can be reliably connected with a circuit to be tested. In addition, if a three-phase output type test feeder is used, three operators need to use three sets of high-voltage command bars respectively to carry out the hooking test.

Therefore, how to design a special test clamp for a test feeder becomes a problem that we need to solve currently.

Disclosure of Invention

The utility model aims to provide a special test clamp for a test feeder, which aims to solve the problems that the traditional hanging mode is poor in stability, a high-voltage insulating rod is easy to swing in the case of wind, and an operator has to hold the high-voltage insulating rod all the way in the test process.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a test clamp for a test feeder, comprising:

a clip provided with a hand-held portion;

a collar provided on one side of the hand-held portion;

the handle is arranged on the other side of the handheld part, and the top of the handle is provided with a jack;

the hook is arranged on the handle and is positioned above the clamping ring; and

High voltage order gram stick, its set up in couple below, high voltage order gram stick includes:

the clamping block penetrates through the clamping ring and hooks the hook;

the cross rod is arranged at the bottom of the clamping block and is positioned below the clamping ring.

Preferably, in the above technical scheme, two opposite sides of the clamping block are provided with limiting blocks, and the two limiting blocks are respectively located at two sides of the hook.

Preferably, in the above technical solution, the clip includes:

a first clamp body;

the second clamp body is connected with the first clamp body through a connecting shaft;

and the spring is sleeved outside the connecting shaft and is supported above the first clamp body and the second clamp body.

Preferably, in the above technical scheme, a first groove is formed in the bottom of the first clamp body, a second groove is formed in the bottom of the second clamp body, and the first groove and the second groove can clamp circuit metal to be tested.

Preferably, in the above technical solution, a high-voltage output line is detachably installed above the handle, and a lantern socket connected with the high-voltage output line can be embedded into the jack.

Preferably, in the above technical scheme, a supporting buckle is arranged on the handle, a C-shaped cylinder is arranged at the end part of the supporting buckle, and the high-voltage output line is embedded in the C-shaped cylinder.

Compared with the prior art, the utility model has the beneficial effects that:

1. this special test clamp of appearance is sent in examination, through the clip that sets up, the rand, the handle, couple and high voltage order gram stick cooperate jointly, let high voltage order gram stick hook the couple, move the clip of connecting high voltage output line smoothly to the circuit metal that awaits measuring and the centre gripping is fixed on the circuit metal that awaits measuring, the first pincers body and the second pincers body can be with the more stable circuit metal that awaits measuring of high voltage output line, do not need operating personnel to hold up high voltage order gram stick always, and prevent the rocking of high voltage order gram stick when having a wind, avoid the high voltage output line to break away from the circuit metal that awaits measuring, the effectual practicality that improves test clamp use.

2. This special test clamp of appearance is sent in examination, cooperate jointly through the first recess and the second recess that set up, can the centre gripping circuit metal that awaits measuring in first recess and the second recess, the inner wall of first recess and second recess all is provided with coarse line, and first recess and second recess when pressing from both sides tight or centre gripping circuit metal that awaits measuring, the inner wall of first recess and second recess will laminate circuit metal that awaits measuring to let first recess and second recess and circuit metal that awaits measuring have more area of contact, the effectual stability when having improved first recess and second recess centre gripping or clamp.

Drawings

Fig. 1 is a schematic overall structure of the clamp of the present utility model.

Fig. 2 is a schematic structural view of the clamp of the present utility model in use.

Fig. 3 is a schematic view of the structure of the clamp of the present utility model after disassembly.

Fig. 4 is a schematic structural view of the high-voltage insulating rod of the present utility model.

Reference numerals illustrate: 1. a first clamp body; 2. a second clamp body; 3. a collar; 4. a jack; 5. a handle; 6. a support buckle; 7. a hook; 8. a high voltage output line; 9. a high-voltage insulating rod; 10. a limiting block; 11. a first groove; 12. a first connection hole; 13. inserting a lantern; 14. a circuit metal to be tested; 15. a second groove; 16. a second connection hole; 17. a connecting shaft; 18. a spring; 19. a cross bar; 20. and (5) clamping blocks.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

In describing the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. refer to the orientation or positional relationship based on that shown in the drawings, or that the present utility model product is conventionally placed in use, merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby a feature defining "first," "second," or the like, may explicitly or implicitly include one or more such features, and in the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise specifically limited.

As shown in fig. 1-4, a test clamp for a test feeder, comprising: clip, clamping ring 3, handle 5, hook 7 and high voltage order gram bar 9;

specifically, the clip is provided with a hand-held part; the clamping ring 3 is arranged at one side of the hand-held part; the handle 5 is arranged on the other side of the hand-held part, and the top of the handle 5 is provided with a jack 4; the hook 7 is arranged on the handle 5, and the hook 7 is positioned above the clamping ring 3; and high voltage order gram stick 9 sets up in couple 7 below, and high voltage order gram stick 9 includes: the clamping block 20 penetrates through the clamping ring 3 and hooks the hook 7; the cross rod 19 is arranged at the bottom of the clamping block 20, the cross rod 19 is arranged below the clamping ring 3, the lantern plug 13 at one end of the high-voltage output line 8 is used for connecting the jack 4, one end of the lantern plug 13 is connected with a test feeder, the first clamp body 1 and the second clamp body 2 which are communicated with the high-voltage output line 8 are clamped and fixed on the metal 14 of the line to be tested on the 10kV grid distribution overhead line, thus the test of the line is completed, when the first clamp body 1 and the second clamp body 2 on the clamp are clamped and fixed on the metal 14 of the line to be tested, the lantern plug 13 of the high-voltage output line 8 is required to be inserted into the jack 4, then the first clamp body 1 and the second clamp body 2 on the clamp are opened, then the clamping block 20 arranged on the high-voltage command rod 9 passes through the clamping ring 3 and hooks or butts against the hook 7, meanwhile, the cross rod 19 is clamped by the clamp body 3, and then the high-voltage command rod 9 is lifted to the position of the metal 14 of the line to be tested to be connected, the first groove 11 and the second groove 15 respectively arranged on the first clamp body 1 and the second clamp body 2 are aligned with the metal 14 of the circuit to be tested, then the high-voltage insulating rod 9 is pulled downwards to enable the hook 7 to be separated from the clamping block 20, the first clamp body 1 and the second clamp body 2 are clamped due to the elastic force of the spring 18, the first clamp body 1 and the second clamp body 2 of the clamp the metal 14 of the circuit to be tested, then the high-voltage insulating rod 9 is pulled downwards to enable the clamping block 20 to be separated from the clamping ring 3, the high-voltage insulating rod 9 can be taken out, the clamp is enabled to be left on the metal 14 of the circuit to be tested when compared with the traditional mode that the high-voltage output line 8 of the test feeding instrument is fixed on the metal head at the top end of the high-voltage insulating rod 9 and the metal head at the top end of the high-voltage insulating rod 9 is lifted by the high-voltage insulating rod 9, the first clamp body 1 and the second clamp body 2 can fix the high-voltage output line 8 on the circuit metal 14 to be tested more stably, an operator is not required to hold the high-voltage insulating rod 9 all the time, the high-voltage insulating rod 9 is prevented from swinging when wind occurs, the high-voltage output line 8 is prevented from being separated from the circuit metal 14 to be tested, and the use practicability of the test clamp is effectively improved.

With continued reference to fig. 2 and 4, in the preferred embodiment, two opposite sides of the clamping block 20 are provided with limiting blocks 10, the two limiting blocks 10 are respectively located at two sides of the hook 7, and when the clamping block 20 hooks or butts against the hook 7, the two limiting blocks 10 are located at two sides of the hook 7, so that the movement of the hook 7 is limited, and the clamping block 20 can better clamp or hook the hook 7, thereby playing a limiting role.

With continued reference to fig. 1, 2 and 3, in a preferred embodiment, the clip includes: a first clamp body 1; the second clamp body 2 is connected with the first clamp body 1 through a connecting shaft 17; the connecting shaft 17 penetrates through the first connecting hole 12 and the second connecting hole 16 which are respectively formed in the first clamp body 1 and the second clamp body 2, the spring 18 is sleeved outside the connecting shaft 17 and is supported above the first clamp body 1 and the second clamp body 2, when the first clamp body 1 and the second clamp body 2 on the clamp are supported by the elastic force of the spring 18, the first groove 11 and the second groove 15 which are formed below the first clamp body 1 and the second clamp body 2 are clamped, so that clamping action is completed, and elastic force or clamping force is provided.

Further, the bottom of the first clamp body 1 is provided with a first groove 11, the bottom of the second clamp body 2 is provided with a second groove 15, the circuit metal 14 to be tested can be clamped in the first groove 11 and the second groove 15, rough lines are formed in the inner walls of the first groove 11 and the second groove 15, and when the circuit metal 14 to be tested is clamped or clamped in the first groove 11 and the second groove 15, the inner walls of the first groove 11 and the second groove 15 are attached to the circuit metal 14 to be tested, so that the first groove 11 and the second groove 15 have more contact areas with the circuit metal 14 to be tested, and the stability of the clamping or clamping of the first groove 11 and the second groove 15 is effectively improved.

With continued reference to fig. 1, 2 and 3, in a preferred embodiment, the high voltage output wire 8 is detachably mounted above the handle 5, the lantern plug 13 to which the high voltage output wire 8 is connected can be embedded in the jack 4, one end of the high voltage output wire 8 is connected with the lantern plug 13, while the other end is connected with the test feeder for testing, the lantern plug 13 is embedded in the jack 4 in an inserting manner, so that the instrument and the test clamp can be detached for further storage or accommodation when not used, and the device is convenient to carry and transport.

Further, be provided with on the handle 5 and prop up and detain 6, prop up the tip that detains 6 and be provided with C shape section of thick bamboo, C shape section of thick bamboo is embedded to have high voltage output line 8, after inserting 13 embedding jack 4 with the lantern that sets up on the high voltage output line 8, can detain high voltage output line 8 in prop up the C shape section of thick bamboo on detaining 6 for high voltage output line 8 can obtain supporting and fixing, prevent to have the clip to carry high voltage output line 8 to hang when waiting to await measuring line metal 14 and wind and let high voltage output line 8 rock or sway, avoid the lantern of high voltage output line 8 to insert 13 and break away from or let high voltage output line 8 buckle and damage many times, played the effect of supporting and fixing high voltage output line 8.

Working principle: when the wire is hung, firstly, the lantern plug 13 of the high-voltage output wire 8 is inserted into the jack 4 of the special test clamp; holding the handle 5 and the clamping ring 3 of the special test clamp, and expanding and holding the special test clamp; the upper character head of the high-voltage insulating rod 9 is inserted into the collar 3 of the special test clamp from bottom to top; clamping the upper character head by a hook 7 of the special test clamp; lifting the high-voltage insulating rod 9 with a special test clamp and the high-voltage output line 8 to the position of the metal 14 of the line to be tested to be hung and clamping;

then pull down high voltage order gram stick 9 and special test clamp break away from, owing to the effect of spring 18, special test clamp is detained with the high voltage output line 8 of test feeder in the position of circuit metal 14 that awaits measuring.

When taking the wire, the upper character head of the high-voltage insulating rod 9 is inserted into the clamping ring 3 of the special test clamp from bottom to top, and the special test clamp is separated from the hanging point by upward force.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A test clamp special for a test feeder, comprising:

a clip provided with a hand-held portion;

a collar (3) provided on one side of the hand-held part;

the handle (5) is arranged on the other side of the handheld part, and a jack (4) is formed in the top of the handle (5);

a hook (7) arranged on the handle (5), wherein the hook (7) is positioned above the clamping ring (3); and

High voltage order gram stick (9), it set up in couple (7) below, high voltage order gram stick (9) include:

a clip (20) penetrating the collar (3) and hooking the hook (7);

the cross rod (19) is arranged at the bottom of the clamping block (20), and the cross rod (19) is positioned below the clamping ring (3).

2. The special test clamp for the test feeder according to claim 1, wherein limiting blocks (10) are arranged at opposite positions of two sides of the clamping block (20), and the two limiting blocks (10) are respectively positioned at two sides of the hook (7).

3. The test meter specific test clip of claim 1, wherein the clip comprises:

a first clamp body (1);

the second clamp body (2) is connected with the first clamp body (1) through a connecting shaft (17);

and the spring (18) is sleeved outside the connecting shaft (17) and is supported above the first clamp body (1) and the second clamp body (2).

4. A special test clamp for a test feeder according to claim 3, characterized in that a first groove (11) is formed in the bottom of the first clamp body (1), a second groove (15) is formed in the bottom of the second clamp body (2), and the first groove (11) and the second groove (15) can clamp a circuit metal (14) to be tested.

5. The special test clamp for the test feeder according to claim 1, wherein a high-voltage output wire (8) is detachably arranged above the handle (5), and a lantern plug (13) connected with the high-voltage output wire (8) can be embedded into the jack (4).

6. The special test clamp for the test feeder according to claim 5, wherein a supporting buckle (6) is arranged on the handle (5), a C-shaped barrel is arranged at the end part of the supporting buckle (6), and the high-voltage output line (8) is embedded in the C-shaped barrel.