CN217930672U

CN217930672U - Electric contact tester

Info

Publication number: CN217930672U
Application number: CN202222196504.8U
Authority: CN
Inventors: 黄伟; 陆蕊; 邹敏; 郭众奇; 彭义琴; 邓玉艳; 覃雨婷; 刘春娟
Original assignee: GUANGXI ZHUANG AUTONOMOUS REGION INSTITUTE OF METROLOGY & TEST
Current assignee: GUANGXI ZHUANG AUTONOMOUS REGION INSTITUTE OF METROLOGY & TEST
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-29
Anticipated expiration: 2032-08-19

Abstract

The application provides electric contact tester, including the tester main part, the tester main part includes the host computer, and the front of host computer is provided with first test section and second test section, and the back of host computer is provided with power supply portion. This application is through this tester that sets up, and this tester passes through the second test part and connects the electric contact manometer that is surveyed, and the first test part of rethread can test, and can directly instruct the test result through first pilot lamp and the second pilot lamp on the first test part, fairly to prior art, this application simple structure, and the simple operation does benefit to the use.

Description

Electric contact tester

Technical Field

The utility model relates to an electric contact pressure gauge tests technical field, particularly, relates to electric contact tester.

Background

The electric contact pressure gauge is widely used in petroleum, chemical, metallurgical, power station, mechanical and other industrial departments or in the matching of electromechanical equipment to measure the pressure of various fluid media without explosion hazard, and generally, the pressure gauge is used in matching with corresponding electrical devices (such as a relay, a frequency converter and the like), so that the purposes of automatically controlling and sending out (alarming) various gas and liquid media with measured (controlled) pressure through the pressure gauge can be realized.

In the subsequent use process, whether an electric contact in the electric contact pressure gauge acts correctly or not needs to be detected, and the traditional testing instrument is complex in structure, complex in operation and not beneficial to use. We therefore improve this by proposing an electrical contact tester.

Disclosure of Invention

The utility model aims to provide a: the test instrument aims at the problems that the existing test instrument is complex in structure, complex in operation and not beneficial to use.

In order to achieve the purpose of the invention, the utility model provides the following technical scheme:

an electrical contact tester to improve the above problems.

The present application is specifically such that:

including the tester main part, the tester main part includes the host computer, the front of host computer is provided with first test portion and second test portion, the back of host computer is provided with power supply portion.

As the preferable technical scheme of the application, the power supply part comprises a fuse and a power line socket which are embedded in the back of the host, and a power supply line is inserted into the power line socket.

As the preferred technical scheme of this application, first test section is including inlaying the detection socket of establishing at the positive first pilot lamp of host computer, being located the second pilot lamp of first pilot lamp one side and being located first pilot lamp and second pilot lamp below, the front of host computer still installs the switch that is located second pilot lamp one side.

As the preferred technical scheme of this application, the middle part of detecting the socket is provided with the slot, is provided with first spliced pole, second spliced pole and third spliced pole in the slot.

As the preferred technical scheme of this application, second test section is the detection line, the detection line includes the connector of pegging graft with the slot, the connector is connected with three wire, and three wire is connected with first alligator clip, second alligator clip and third alligator clip respectively, and is provided with the lag between the three wire surface.

As the preferred technical scheme of this application, first pilot lamp and second pilot lamp all are connected with the negative pole of power cord socket, first spliced pole is connected with first pilot lamp, the third spliced pole is connected with the second pilot lamp, the second spliced pole is connected with the positive pole of power cord socket, and three wire passes through the connector and contacts with first spliced pole, second spliced pole and third spliced pole respectively.

As the preferred technical scheme of this application, still including setting up the protection machanism in the host computer outside, protection machanism is including setting up guard portion and the spacing portion in the host computer outside.

As the preferred technical scheme of this application, the protection part includes two spacing of difference fixed mounting at the host computer openly and the back, the front and the back of host computer all are provided with the guard plate, the top and the bottom of guard plate all alternate with spacing and are connected, two fixedly connected with holding box, two between the one end of spacing fixedly connected with holding box is connected with spacing between the other end of spacing.

As the preferred technical scheme of this application, spacing portion includes that two are seted up the spacing groove on two guard plates respectively and are placed the baffle between two guard plates, the one side fixed mounting that the host computer was kept away from to the baffle has the handle.

As the preferred technical scheme of this application, the spout has been seted up at the middle part of baffle, sliding connection has two push pedals, two the equal fixed mounting in one side that the push pedal was kept away from each other has the inserted bar, two the one end that the inserted bar was kept away from each other is pegged graft with two spacing groove are supporting respectively, two fixedly connected with is located the spring in the spout between the push pedal.

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

in the scheme of the application:

1. through the arranged tester, the tester is connected with the tested electric contact pressure gauge through the second testing part, then the test can be carried out through the first testing part, and the test result can be directly indicated through the first indicator light and the second indicator light on the first testing part;

2. through the protection machanism who sets up, protection portion and spacing portion among the protection machanism mutually support and can protect the front and the back of host computer, do benefit to like this and carry, and protection machanism can regard as the structure of supporting the tester main part again to use during the use, has improved protection machanism's functionality.

Drawings

Fig. 1 is a schematic structural diagram of an electrical contact tester provided in the present application;

fig. 2 is a schematic structural diagram of a detection socket of the electric contact tester provided by the application;

fig. 3 is a schematic perspective view of a main unit of the electrical contact tester provided in the present application;

fig. 4 is a rear view schematic structural diagram of a main unit of the electrical contact tester provided by the present application;

fig. 5 is a schematic circuit connection diagram of the first connecting post, the second connecting post and the third connecting post provided by the present application with the first indicator light and the second indicator light;

FIG. 6 is a schematic diagram of the electrical contact tester provided herein in use;

FIG. 7 is a schematic structural diagram of a protection mechanism and a host of the electrical contact tester provided by the present application;

fig. 8 is an enlarged schematic view of a portion a of the electrical contact tester provided in the present application;

FIG. 9 is a schematic structural view of a protection mechanism of the electrical contact tester provided herein;

FIG. 10 is a schematic structural view of a spacing groove of the electrical contact tester provided in the present application;

FIG. 11 is a schematic diagram of the electrical contact tester provided herein with the protection mechanism supported on the tester body;

fig. 12 is a circuit diagram of a buzzer of the electrical contact tester provided in the present application.

The following are marked in the figure:

1. a tester main body; 101. a host; 102. a first indicator light; 103. a second indicator light; 104. detecting the socket; 1041. a first connecting column; 1042. a second connecting column; 1043. a third connecting column; 105. a power switch; 106. detecting lines; 1061. a connector; 1063. a first alligator clip; 1064. a second alligator clip; 1065. a third alligator clip; 107. a fuse; 108. a power line socket; 109. a power supply line;

2. a protection mechanism; 201. a limiting strip; 202. a protection plate; 203. a containing box; 204. a baffle plate; 205. a handle; 206. a limiting groove; 207. a chute; 208. pushing the plate; 209. a spring; 210. and (4) inserting the rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and the features and technical solutions in the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that a person skilled in the art would conventionally understand, and such terms are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Example (b):

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, the present embodiment provides an electrical contact tester, which includes a tester main body 1, the tester main body 1 includes a host 101, a first testing portion and a second testing portion are disposed on a front surface of the host 101, a power supply portion is disposed on a back surface of the host 101, the electrical contact pressure gauge to be tested is connected through the second testing portion, and then the test can be performed through the first testing portion, and a test result can be directly indicated through a first indicator lamp 102 and a second indicator lamp 103 on the first testing portion.

As shown in fig. 1 and 4, in addition to the above-described embodiment, the power supply unit further includes a fuse 107 and a power line socket 108 embedded in the back surface of the main unit 101, the power line socket 108 is plugged with a power supply line 109, the tester body 1 can be supplied with power through the power supply line 109 and the power line socket 108, the power supply line 109 can be separated from the power line socket 108, a buzzer is provided in the main unit 101, and a circuit diagram of the buzzer is shown in fig. 12.

As shown in fig. 1, 2 and 3, as a preferred embodiment, in addition to the above-mentioned embodiment, the first test portion further includes a first indicator lamp 102 embedded in the front surface of the host 101, a second indicator lamp 103 located at one side of the first indicator lamp 102, and a detection socket 104 located below the first indicator lamp 102 and the second indicator lamp 103, and a power switch 105 located at one side of the second indicator lamp 103 is further installed on the front surface of the host 101.

As shown in fig. 2, as a preferred embodiment, on the basis of the above manner, further, a slot is disposed in the middle of the detection socket 104, the slot is disposed to facilitate connection with the connector 1061, and a first connection column 1041, a second connection column 1042 and a third connection column 1043 are disposed in the slot.

As shown in fig. 1, as a preferred embodiment, on the basis of the above manner, further, the second testing unit is a testing line 106, the testing line 106 includes a connector 1061 inserted into the slot, the connector 1061 can be separated from the slot, the connector 1061 is connected to three wires, the three wires are respectively connected to a first alligator clip 1063, a second alligator clip 1064 and a third alligator clip 1065, and a protective sleeve is disposed between outer surfaces of the three wires, and the first alligator clip 1063, the second alligator clip 1064 and the third alligator clip 1065 can be conveniently connected to a tested electric contact pressure gauge.

As shown in fig. 1 and fig. 5, as a preferred embodiment, in addition to the above-mentioned manner, the first indicator light 102 and the second indicator light 103 are both connected to the negative electrode of the power socket 108, the first connection column 1041 is connected to the first indicator light 102, the third connection column 1043 is connected to the second indicator light 103, the second connection column 1042 is connected to the positive electrode of the power socket 108, and the three wires are respectively in contact with the first connection column 1041, the second connection column 1042 and the third connection column 1043 through the connector 1061 for realizing the connection of the circuit.

As shown in fig. 7, 8, 9, 10 and 11, as a preferred embodiment, in addition to the above-mentioned mode, the test device further includes a protection mechanism 2 disposed outside the main body 101, the protection mechanism 2 includes a protection part and a limit part disposed outside the main body 101, the protection part and the limit part cooperate with each other to protect the front and back of the main body 101, which is beneficial for carrying, and the protection mechanism 2 can be used as a structure for supporting the tester main body 1 during use, thereby improving the functionality of the protection mechanism 2.

As shown in fig. 7 and fig. 11, as a preferred embodiment, on the basis of the above manner, further, the protection portion includes two limiting strips 201 fixedly installed on the front and the back of the host 101 respectively, that is, there are two limiting strips 201 on the front of the host 101, there are also two limiting strips 201 on the back, taking the two limiting strips 201 on the front as an example, the two limiting strips 201 are arranged one above the other, the limiting strip 201 located above is flush with the top of the host 101, and the limiting strip 201 located below is higher than the bottom of the host 101, so in the state of fig. 11, the bottom of the host 101 can be inserted between the two protection plates 202, so as to improve the stability in use, the front and the back of the host 101 are both provided with the protection plates 202, the top and the bottom of the protection plates 202 are both inserted and connected with the limiting strips 201, the accommodating box 203 is fixedly connected between one end of the two limiting strips 201, the accommodating box 203 is arranged for accommodating the pulled power supply lines 109 and 106, and the other end of the two limiting strips 201 is connected with the limiting portion.

As shown in fig. 7, 9, 10 and 11, as a preferred embodiment, on the basis of the above manner, further, the limiting portion includes two limiting grooves 206 respectively formed on the two protection plates 202 and a baffle 204 placed between the two protection plates 202, a handle 205 is fixedly installed on a surface of the baffle 204 away from the host 101, and the handle 205 is convenient for holding when carrying.

As shown in fig. 7 and 8, as a preferred embodiment, on the basis of the above manner, further, a sliding groove 207 is formed in the middle of the baffle 204, two pushing plates 208 are slidably connected in the sliding groove 207, insertion rods 210 are fixedly mounted on the surfaces, away from each other, of the two pushing plates 208, one ends, away from each other, of the two insertion rods 210 are respectively matched and inserted into the two limiting grooves 206, the cross section of each insertion rod 210 is square, the position of the baffle 204 can be fixed by inserting the insertion rod 210 into the limiting groove 206, and a spring 209 located in the sliding groove 207 is fixedly connected between the two pushing plates 208.

Specifically, when this electric contact tester is worked/is used: firstly, pushing the push plate 208 to separate the inserted link 210 from the limit groove 206, then taking down the baffle 204, pushing the host 101 to take out the host 101, then putting the baffle 204 back to the original position, and putting the host 101 on the two protection plates 204;

connecting the power supply line 109 with a power supply, detecting whether the power supply is on: firstly, moving a power switch 105 to an on position, then respectively clamping and connecting a second crocodile clip 1064 with a first crocodile clip 1063 and a third crocodile clip 1065, respectively lighting a first indicator light 102 and a second indicator light 103, and indicating that the tester is powered on when the lights are lighted and accompanied by the buzzer of an alarm, and finally moving the power switch 105 to an off position to enter detection preparation work;

when the voltage is increased and the electric contact pressure gauge is detected, a first crocodile clip 1063, a second crocodile clip 1064 and a third crocodile clip 1065 are connected with a connecting terminal of the electric contact pressure gauge according to the illustration in fig. 6, namely the first crocodile clip 1063, the second crocodile clip 1064 and the third crocodile clip 1065 are respectively connected with a yellow line terminal, a red line terminal and a green line terminal which correspond to the electric contact pressure gauge, a power switch 105 is moved to an 'on' position, at the moment, a first indicator lamp 102 is turned on, and at the same time, an alarm beeps, which indicates that the normally closed contact in the electric contact pressure gauge is good, and when the first indicator lamp 102 is not turned on, the normally closed contact in the electric contact pressure gauge is broken, and the maintenance is needed;

after the pointer of the electric contact pressure gauge reaches a first pressure control point, the normally closed contact P1 is required to be disconnected, the first indicator lamp 102 is turned off, the sound stops, if the first indicator lamp 102 is not turned off and the sound does not stop, the normally closed contact in the electric contact pressure gauge is broken, maintenance is required, after the pressure continues to rise to reach a second control point, the normally open contact P2 is closed, a circuit of the second indicator lamp 103 is connected, the second indicator lamp 103 is turned on, the lamp is turned on and simultaneously accompanied by the alarm beep, when the second indicator lamp 103 is not turned on and no sound is emitted, the normally open contact in the electric contact pressure gauge is broken, maintenance is required, and contact detection is finished.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement may be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and within the scope of the following claims.

Claims

1. The electric contact tester comprises a tester main body (1) and is characterized in that the tester main body (1) comprises a host (101), a first testing part and a second testing part are arranged on the front surface of the host (101), and a power supply part is arranged on the back surface of the host (101).

2. An electrical contact tester as claimed in claim 1, wherein the power supply portion comprises a fuse (107) embedded in the back of the main body (101) and a power line socket (108), and the power line socket (108) is plugged with a power supply line (109).

3. The electric contact tester of claim 2, wherein the first testing part comprises a first indicator light (102) embedded in the front surface of the main machine (101), a second indicator light (103) positioned on one side of the first indicator light (102), and a detection socket (104) positioned below the first indicator light (102) and the second indicator light (103), and a power switch (105) positioned on one side of the second indicator light (103) is further mounted on the front surface of the main machine (101).

4. An electrical contact tester as claimed in claim 3, characterised in that the test socket (104) is provided with a socket in the middle, in which a first connection post (1041), a second connection post (1042) and a third connection post (1043) are provided.

5. An electric contact tester as claimed in claim 4, wherein the second testing part is a testing wire (106), the testing wire (106) comprises a connector (1061) which is plugged into the socket, the connector (1061) is connected with three wires, the three wires are respectively connected with a first crocodile clip (1063), a second crocodile clip (1064) and a third crocodile clip (1065), and a protective sleeve is arranged between the outer surfaces of the three wires.

6. The electrical contact tester of claim 5, wherein the first indicator light (102) and the second indicator light (103) are both connected to the negative pole of the power socket (108), the first connecting post (1041) is connected to the first indicator light (102), the third connecting post (1043) is connected to the second indicator light (103), the second connecting post (1042) is connected to the positive pole of the power socket (108), and the three wires are respectively in contact with the first connecting post (1041), the second connecting post (1042) and the third connecting post (1043) through the connectors (1061).

7. An electric contact tester as claimed in claim 6, further comprising a protection mechanism (2) arranged outside the main machine (101), wherein the protection mechanism (2) comprises a protection part and a limiting part arranged outside the main machine (101).

8. An electric contact tester as claimed in claim 7, wherein the protection part comprises two limiting strips (201) fixedly mounted on the front and back of the main body (101), respectively, the front and back of the main body (101) are provided with protection plates (202), the top and bottom of each protection plate (202) are respectively connected with the limiting strips (201) in a penetrating manner, one ends of the two limiting strips (201) are fixedly connected with an accommodating box (203), and the other ends of the two limiting strips (201) are connected with the limiting parts.

9. An electric contact tester as claimed in claim 8, wherein the limiting part comprises two limiting grooves (206) respectively formed on the two protection plates (202) and a baffle plate (204) placed between the two protection plates (202), and a handle (205) is fixedly mounted on one surface of the baffle plate (204) far away from the main body (101).

10. An electric contact tester as claimed in claim 9, wherein the middle of the baffle (204) is provided with a sliding slot (207), the sliding slot (207) is connected with two push plates (208) in a sliding manner, the surfaces of the two push plates (208) far away from each other are both fixedly provided with an insertion rod (210), the ends of the two insertion rods (210) far away from each other are respectively matched and inserted with the two limit slots (206), and a spring (209) located in the sliding slot (207) is fixedly connected between the two push plates (208).