Switch conduction tester

Abstract

The utility model relates to the technical field of switch conduction testing, in particular to a tester for switch conduction. The switch conduction tester comprises a switch conduction test clamp, and the top of a housing of the switch conduction test clamp is provided with a first threaded hole and a second threaded hole. When the switch-on test clamp is idle, the tweezers clamp of the switch-on test clamp is moved into the accommodating groove of the light-transmitting column, so that the tweezers clamp of the switch-on test clamp is accommodated and protected, and the service life of the device is further prolonged; when the switch conduction test clamp is used, the hand-screwing bolt is separated from the first threaded hole, then the light-transmitting column slides leftwards, the spring drives the round head plug pin to be inserted into the second positioning hole, the hand-screwing bolt is screwed into the first threaded hole at the moment, and then the light-transmitting column can be fixed on the outer side of the shell of the switch conduction test clamp. At the moment, the tweezers of the switch-on test clamp can slide out of the containing groove through the receding groove, so that the use convenience of the device is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to switch on test technical field, concretely a kind of for switch on tester. BACKGROUND

[0002] Switch needs to be tested after production, to improve the convenience of testing, switch on test clamp is mostly used now, but the tweezers clamp of traditional switch on test clamp is in exposed state when idle, which is easy to be damaged by external force, for the above situation, technical innovation is carried out on the basis of existing switch on tester. UTILITY MODEL CONTENT

[0003] The utility model is to provide a kind of for switch on tester, to solve the problem raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of for switch on tester, comprising:

[0005] Switch on test clamp, the first threaded hole and the second threaded hole are opened in the top of the shell of the switch on test clamp, the second threaded hole is located at the left side of first threaded hole, a group of guide strips are arranged on the front and back sides of the shell of the switch on test clamp, the mounting hole is opened in the bottom of the shell of the switch on test clamp, the sliding assembly is placed on the outside of the switch on test clamp, the sliding assembly includes light transmission column, the receiving groove is opened in the left side of the light transmission column, a group of guide grooves are opened in the inner side wall of the receiving groove, the guide groove penetrates the left side of light transmission column, the first positioning hole and the second positioning hole are opened in the inner side wall bottom of the receiving groove, the first positioning hole is located at the left side of second positioning hole, the avoiding groove is penetrated and opened in the right side of the inner side wall of the receiving groove, the through hole is penetrated and opened in the top of the inner side wall of the receiving groove.

[0006] Preferably, the tweezers clamp of the switch on test clamp is located in the receiving groove of light transmission column, and corresponds to the avoiding groove, the outer side wall right side of the shell of the switch on test clamp is inserted in the receiving groove of light transmission column, and the guide strip is arranged in the guide groove of light transmission column.

[0007] Preferably, the hand screw bolt is arranged in the through hole of the light transmission column, the hand screw bolt is screwed with the first threaded hole of switch on test clamp, and corresponds to the second threaded hole.

[0008] Preferably, the spring is arranged in the mounting hole of the switch on test clamp, and the bottom of the spring is provided with a round head peg.

[0009] Preferably, the round head part of the round head peg is inserted in the first positioning hole, and corresponds to the second positioning hole.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] The utility model discloses, when switch on test clamp is at leisure, the switch on test clamp's tweezers are displaced to the storage groove of the light -transmitting column, and the switch on test clamp's tweezers are protected in this way, and then improve the service life of device.

[0012] When switch on test clamp is used to carry out switch on test, only need to separate hand screw bolt with first threaded hole, then slide light -transmitting column to left, make spring drive round -headed pin insert second positioning hole, at this time, hand screw bolt is rotated into first threaded hole, can fix light -transmitting column in the outer side of the shell of switch on test clamp, at this time, the tweezers of switch on test clamp will slide out from the storage groove through the avoidance groove, and this guarantees the use convenience of device. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a structure schematic view for switch on test instrument of the utility model;

[0014] Fig. 2 It is a front view of switch on test instrument of the utility model;

[0015] Fig. 3 It is a top view of switch on test instrument of the utility model.

[0016] In the drawing: 1, switch on test clamp;11, light -transmitting column;12, guide strip;13, hand screw bolt;14, round -headed pin;15, spring;2, first positioning hole;21, second positioning hole. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] Please refer to Figs. 1-3The utility model provides a kind of switch on test instrument, including switch on test clamp 1, when using, by the contact of tweezers clamp and switch pin, when switch can be normally turned on, the LED lamp inside the shell of switch on test clamp 1 is illuminated to emit light, switch on test clamp 1 is the more common switch on test equipment in market, here is not too much repetition its working principle, the top of the shell of switch on test clamp 1 is provided with first threaded hole and second threaded hole, second threaded hole is located in the left side of first threaded hole, the front and back sides of the shell of switch on test clamp 1 are fixedly provided with a group of guide strips 12, the bottom of the shell of switch on test clamp 1 is provided with mounting hole, the outside of switch on test clamp 1 is placed with sliding assembly, sliding assembly includes light transmission column 11, the left side of light transmission column 11 is provided with receiving groove, the inner side wall of receiving groove is provided with a group of guide grooves in front and back sides, guide groove penetrates the left side of light transmission column 11, the inner side wall of receiving groove is provided with first positioning hole 2 and second positioning hole 21 in bottom, first positioning hole 2 is located in the left side of second positioning hole 21, the right side of the inner side wall of receiving groove is penetrated and is provided with avoiding groove, the top of the inner side wall of receiving groove is penetrated and is provided with through-hole, the tweezers clamp of switch on test clamp 1 is located in the receiving groove of light transmission column 11, and it is corresponding with avoiding groove, the right side of the outer side wall of the shell of switch on test clamp 1 is inserted in the receiving groove of light transmission column 11, guide strip 12 is slidably arranged in the guide groove of light transmission column 11, light transmission column 11 is stabilized in the outside of the shell of switch on test clamp 1 and slides by the aid of guide strip 12, hand screw bolt 13 is rotatably arranged in the through-hole of light transmission column 11, hand screw bolt 13 is screw-connected with first threaded hole of switch on test clamp 1, and it is corresponding with second threaded hole, spring 15 is fixedly arranged in the mounting hole of switch on test clamp 1, the bottom of spring 15 is fixedly provided with round head latch 14, the round head portion of round head latch 14 is inserted in first positioning hole 2, and it is corresponding with second positioning hole 21, when switch on test clamp 1 is idle, round head latch 14 is inserted in first positioning hole 2 by spring 15, so that light transmission column 11 is preliminarily stabilized in the outside of the shell of switch on test clamp 1, hand screw bolt 13 is screwed into the through-hole of light transmission column 11 and first threaded hole of switch on test clamp 1, so that light transmission column 11 is fixed in the outside of the shell of switch on test clamp 1, the tweezers clamp of switch on test clamp 1 is located in the receiving groove of light transmission column 11 at this time, so as to store and protect the tweezers clamp of switch on test clamp 1, to improve the service life of device, when using switch on test clamp 1 to carry out switch on test, only need to separate hand screw bolt 13 from first threaded hole of switch on test clamp 1, then light transmission column 11 is slid to left, so that spring 15 drives round head latch 14 to insert into second positioning hole 21, at this time, hand screw bolt 13 is screwed into first threaded hole of switch on test clamp 1, so that light transmission column 11 is fixed in the outside of the shell of switch on test clamp 1, in the sliding process of light transmission column 11,The tweezer of the switch conduction test clamp 1 can slide out of the receiving groove of the light transmission column 11 through the avoiding groove of the light transmission column 11, so that the tweezer of the switch conduction test clamp 1 can contact the switch pin.

[0019] Working principle: when the switch conduction test clamp 1 is used, the tweezer contacts the switch pin, when the switch can be normally turned on, the LED lamp inside the shell of the switch conduction test clamp 1 is lit, the switch conduction test clamp 1 is a common switch conduction test device on the market, and its working principle is not described here, when the switch conduction test clamp 1 is idle, the round head latch 14 is driven by the spring 15 to insert into the first positioning hole 2, so that the light transmission column 11 is preliminarily stabilized outside the shell of the switch conduction test clamp 1, the hand screw bolt 13 is screwed into the through hole of the light transmission column 11 and the first threaded hole of the switch conduction test clamp 1, so that the light transmission column 11 is fixed outside the shell of the switch conduction test clamp 1, at this time, the tweezer of the switch conduction test clamp 1 is located in the receiving groove of the light transmission column 11, so as to store and protect the tweezer of the switch conduction test clamp 1, thereby improving the service life of the device, when the switch conduction test clamp 1 is used to test the switch conduction, the hand screw bolt 13 is separated from the first threaded hole of the switch conduction test clamp 1, then the light transmission column 11 is slid to the left, the spring 15 drives the round head latch 14 to insert into the second positioning hole 21, at this time, the hand screw bolt 13 is screwed into the first threaded hole of the switch conduction test clamp 1, so that the light transmission column 11 is fixed outside the shell of the switch conduction test clamp 1, in the sliding process of the light transmission column 11, the tweezer of the switch conduction test clamp 1 can slide out of the receiving groove of the light transmission column 11 through the avoiding groove of the light transmission column 11, so that the tweezer of the switch conduction test clamp 1 can contact the switch pin.

Claims

1. A switch-on test instrument, characterized in that, Include: The switch conduction test clamp (1), the first threaded hole and the second threaded hole are opened in the top of the shell of the switch conduction test clamp (1), the second threaded hole is located at the left side of the first threaded hole, a group of guide strips (12) are arranged on the front and rear sides of the shell of the switch conduction test clamp (1), the mounting hole is opened in the bottom of the shell of the switch conduction test clamp (1), the sliding assembly is placed on the outside of the switch conduction test clamp (1), the sliding assembly includes a light transmission column (11), the receiving groove is opened in the left side of the light transmission column (11), a group of guide grooves are opened in the inner side wall of the receiving groove on the front and rear sides, the guide groove penetrates the left side of the light transmission column (11), the first positioning hole (2) and the second positioning hole (21) are opened in the bottom of the inner side wall of the receiving groove, the first positioning hole (2) is located at the left side of the second positioning hole (21), the avoiding groove is penetrated and opened in the right side of the inner side wall of the receiving groove, the through hole is penetrated and opened in the top of the inner side wall of the receiving groove.

2. The on-off test instrument according to claim 1, characterized in that: The switch conduction test clamp (1) is located in the receiving groove of the light transmission column (11), and corresponds to the avoiding groove, the outer side wall of the shell of the switch conduction test clamp (1) is inserted in the receiving groove of the light transmission column (11), the guide strip (12) is arranged in the guide groove of the light transmission column (11).

3. The on-off test instrument according to claim 2, wherein: The through hole of the light transmission column (11) is provided with a hand screw bolt (13), the hand screw bolt (13) is screwed with the first threaded hole of the switch conduction test clamp (1), and corresponds to the second threaded hole.

4. The on-off test instrument according to claim 3, wherein: The mounting hole of the switch conduction test clamp (1) is provided with a spring (15), the bottom of the spring (15) is provided with a round head latch (14).

5. The on-off test instrument according to claim 4, wherein: The round head part of the round head latch (14) is inserted in the first positioning hole (2), and corresponds to the second positioning hole (21).

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