CN218732079U - Quick connector for connecting temperature corrector with temperature measuring gun head to be checked - Google Patents

Abstract

The utility model relates to a quick plug connector for connecting a temperature calibrator and a temperature measuring gun head to be calibrated, which comprises a first wire, a second wire and an insulating joint; the insulating joint comprises a pipe section, a flange section and an end cover, wherein the end cover is detachably connected to one end of the flange section, and the flange section is provided with two through holes and two wiring terminals which are insulated from each other; one end of the end cover, which is far away from the flange section, is provided with a mounting hole for a circuit of the temperature corrector to pass through; one end of the first lead and one end of the second lead are respectively connected to the inner wall of the pipe section, and the first lead and the second lead are insulated from each other; the other end of the first lead and the other end of the second lead respectively penetrate through the two through holes of the flange section to be electrically connected with the wiring terminal; the pipe section is sleeved on the temperature measuring gun head to be checked, and the first lead and the second lead are respectively and electrically connected with the first copper sheet and the second copper sheet of the temperature measuring gun head to be checked. The quick plug connector improves the checking efficiency and ensures the correction precision.

Description

A quick connector for connecting a temperature calibrating instrument with a temperature measuring gun head to be calibrated

technical field

The utility model relates to the technical field of metallurgical temperature measurement, in particular to a quick connector for connecting a temperature calibrating instrument with a temperature measuring gun head to be calibrated.

Background technique

In the metallurgical process, the temperature control of molten steel is extremely important, so it is necessary to measure the temperature of molten steel with a thermometer. The bushing, the temperature measuring gun head includes a first copper sheet and a second copper sheet insulated from each other. However, in order to ensure the accuracy of the measurement, electrical maintenance personnel need to calibrate all the thermometers every day, and the calibration of the thermometers is done through the temperature calibrator.

The inspection process of the prior art is: temporarily connect the two bare wires (i.e. the first line and the second line) that come with the thermometer to the temperature measuring gun head of the thermometer, and then connect the two bare wires of the thermometer to the temperature measuring gun head after calibration. It is extremely inconvenient to take off the bare wire, and it is very inconvenient to connect and take it back and forth like this, and errors are easy to occur in temperature calibration.

Utility model content

For this reason, the technical problem to be solved by the utility model is to overcome the inconvenient connection between the temperature calibration instrument and the temperature measuring gun head and the problems that the temperature calibration is easy to produce errors in the prior art.

In order to solve the above-mentioned technical problems, the utility model provides a quick connector for connecting the temperature calibrating instrument and the temperature measuring gun head to be calibrated, including:

a first lead and a second lead;

Insulated joint, the insulating joint includes pipe section, flange section and end cover, the end cover is detachably connected to one end of the flange section, the flange section is provided with two through holes and two mutually insulated terminals; the end cover is far away from the flange One end of the section is provided with a mounting hole for the line of the temperature meter to pass through;

Wherein, one end of the first wire and one end of the second wire are respectively connected to the inner wall of the pipe section, and the first wire and the second wire are insulated from each other; the other end of the first wire and the other end of the second wire respectively pass through The two through holes of the flange section are electrically connected to the terminal; the pipe section is set on the temperature measuring gun head to be calibrated, and the first wire and the second wire are connected to the first copper sheet and the second wire of the temperature measuring gun head to be calibrated respectively. The two copper sheets are electrically connected.

In one embodiment of the present invention, the end of the pipe section away from the flange section is provided with a first groove and a second groove, and the depth of the first groove is smaller than that of the second groove;

Wherein, one end of the first wire connected to the inner wall of the pipe section is hooked on the inner wall of the pipe section from the outer wall of the pipe section around the root of the first groove; The root barbs are on the inner wall of the pipe section.

In one embodiment of the present invention, the first wire and the second wire are arranged symmetrically along the radial direction of the insulating joint.

In one embodiment of the present invention, the pipe section of the insulating joint is inserted into the casing of the temperature measuring gun head to be checked, and the end face of the connection between the flange section and the pipe section is against the casing; The part of the inner wall of the pipe section is electrically connected to the first copper sheet of the temperature measuring gun head to be checked, and the part located on the outer wall of the pipe section is not in contact with the casing; among the second wires, the part hanging upside down on the inner wall of the pipe section is connected to the temperature measuring gun head to be checked. The second copper sheet is electrically connected, and the part located on the outer wall of the pipe section is not in contact with the sleeve.

In one embodiment of the present utility model, the flange section is provided with two clamping grooves, and the clamping grooves communicate with the through hole and are located on the side of the through hole away from the pipe section;

In one embodiment of the present invention, the first wire and the second wire respectively pass through the through hole and the wire holding slot to be electrically connected to the connection terminal.

In one embodiment of the present invention, the end where the flange segment is connected to the end cover is provided with an external thread, the end cover is provided with an internal thread, and the external thread is threadedly connected with the internal thread.

In one embodiment of the present invention, the first wire, the second wire and the insulating joint are integrally formed by injection molding.

In one embodiment of the present invention, a sealing ring is provided in the installation hole of the end cover.

In one embodiment of the present invention, the first wire and the second wire are made of copper. In one embodiment of the present invention, the insulating joint is made of plastic.

Compared with the prior art, the above-mentioned technical solution of the utility model has the following advantages:

The utility model relates to a quick connector used for connecting a temperature calibrating instrument to a temperature measuring gun head to be checked. The first wire and the second wire are respectively fixed on the insulating joint, and then passed through the terminal on the insulating joint. They are respectively electrically connected to the first line and the second line of the thermometer, and then the pipe end is set on the end of the temperature measurement gun head to be checked to realize the electrical connection between the first wire and the first copper sheet and the second wire and the second wire. Electrical connection of copper sheets. When in use, it is only necessary to put the insulating joint on the end of the temperature measuring gun head to be checked. It can be seen that this embodiment realizes the quick connection between the temperature measuring gun head to be checked and the thermometer, and is easy to use Fast, improves calibration efficiency while ensuring calibration accuracy, and can be reused. In addition, the connection between the first wire and the second wire and the first line and the second line of the temperature sensor is located in the end cover, so as to prevent the connection of the two from being exposed and affect the reliability of the connection, and it is safer.

Description of drawings

In order to make the content of the utility model easier to understand clearly, the utility model will be described in further detail below according to specific embodiments of the utility model in conjunction with the accompanying drawings, wherein

Fig. 1 is a structural diagram of a quick connector for connecting a temperature calibrating instrument with a temperature measuring gun head to be verified in the present invention;

Fig. 2 is a schematic diagram of the connection between the temperature calibrator and the temperature measuring gun head to be checked by a quick connector used for connecting the temperature calibrating instrument and the temperature measuring gun head to be checked in the utility model.

Explanation of reference numerals in the manual: 100, the first wire;

200, the second wire;

300, insulating joint; 310, pipe section; 320, flange section; 321, through hole; 322, terminal block; 323, clamping groove; 330, end cover; 331, installation hole; 340, first slot; 350, first two slots;

400, temperature measuring gun head to be checked; 410, first copper sheet; 420, second copper sheet; 430, bushing; 500, temperature calibration instrument; 510, first line; 520, second line.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the utility model and implement it, but the examples given are not intended to limit the utility model.

Referring to Fig. 1 to Fig. 2, the utility model provides a quick connector for connecting the temperature calibrator and the temperature measuring gun head to be verified, including:

a first wire 100 and a second wire 200;

An insulating joint 300, the insulating joint 300 includes a pipe section 310, a flange section 320 and an end cover 330, the pipe section 310 and the flange section 320 are connected as an integral structure, and the end cover 330 is detachably connected to the end of the flange section 320 away from the pipe section 310. The flange section 320 is provided with two through holes 321 and two mutually insulated terminals 322; the end of the end cover 330 away from the flange section 320 is provided with a mounting hole 331 for the circuit of the temperature sensor 500 to pass through;

Wherein, one end of the first lead 100 and one end of the second lead 200 are respectively connected to the inner wall of the pipe section 310, and the first lead 100 and the second lead 200 are insulated from each other; the other end of the first lead 100 and the other end of the second lead 200 One end, the two pass through the two through holes 321 of the flange section 320 to be electrically connected to the terminal 322; the pipe section 310 is set on the temperature measuring gun head 400 to be checked, and the first wire 100 and the second wire 200 are respectively connected to the The first copper sheet 410 and the second copper sheet 420 of the temperature measuring gun head 400 to be checked are electrically connected.

It should be noted that the first wire 100 and the second wire 200 of this embodiment are respectively fixed on the inner wall of the insulating joint 300, and are electrically connected to the connection terminal 322 through the through hole 321, and then connected to the temperature calibration through the connection terminal 322. The circuits of the meter 500 (the first circuit 510 and the second circuit 520) are electrically connected. When in use, insert the end of the insulating joint 300 away from the temperature calibrating instrument 500 into the end of the temperature measuring gun head 400 to be checked. The first copper sheet 410 and the second copper sheet 420 are electrically connected. It can be seen that the quick connection between the temperature measuring gun head 400 to be checked and the temperature calibrator 500 is realized through the quick connector.

Specifically, in this embodiment, the first lead wire 100 and the second lead wire 200 are respectively fixed on the insulating joint 300, and then are electrically connected to the first line 510 and the second line 520 of the thermometer 500 through the terminal 322 on the insulating joint 300 respectively. Connect, and then the pipe section 310 is set on the end of the temperature measurement gun head 400 to be calibrated to realize the electrical connection between the first wire 100 and the first copper sheet 410 and the electrical connection between the second wire 200 and the second copper sheet 420 . When in use, it is only necessary to set the insulating joint 300 on the end of the temperature measuring gun head 400 to be checked. It can be seen that this embodiment realizes the rapid connection between the temperature measuring gun head 400 to be checked and the thermometer 500. Connection, convenient and quick to use, improve calibration efficiency, and can be reused. In addition, the connection between the first wire 100 and the second wire 200 and the first line 510 and the second line 520 of the temperature sensor 500 is located in the end cover 330, which avoids the exposure of the two connections and affects the reliability of the connection, and is safer. .

Further, the end of the pipe section 310 away from the flange section 320 is provided with a first groove 340 and a second groove 350, the depth of the first groove 340 is smaller than the depth of the second groove 350; One end, from the outer wall of the pipe section 310, the barb at the root of the first groove 340 is on the inner wall of the pipe section 310; the end of the second wire 200 connected to the inner wall of the pipe section 310, from the outer wall of the pipe section 310, the barb at the root of the second groove 350 on the inner wall of the pipe section 310.

Specifically, the first wire 100 in this embodiment bypasses the root barb of the first groove 340 from the outer wall of the pipe section 310 to the inner wall of the pipe section 310, and the second wire 200 connects to the inner wall of the pipe section 310 from the outer wall of the pipe section 310. The barb at the root of the second groove 350 is hooked on the inner wall of the pipe section 310, so that the first wire 100 and the second wire 200 are connected to the insulating joint 300 reliably. Insulation of the two wires 200 .

Further, the first wire 100 and the second wire 200 are arranged symmetrically along the radial direction of the insulating joint 300 . Specifically, the structure is more beautiful in this way, and the first wire 100 and the second wire 200 are farther away from each other, so as to prevent the two from being close to affect the insulation of the first wire 100 and the second wire 200 .

Further, the pipe section 310 of the insulating joint 300 is inserted into the casing 430 of the temperature measuring gun head 400 to be checked, the end face of the joint between the flange section 320 and the pipe section 310 is against the casing 430, and the outer surface of the flange section 320 The diameter is greater than the outer diameter of the casing 430; in the first wire 100, the part hanging upside down on the inner wall of the pipe section 310 is electrically connected to the first copper sheet 410 of the temperature measuring gun head 400 to be checked, and the part located on the outer wall of the pipe section 310 is not connected to the casing 430 contact; in the second wire 200, the part hanging upside down on the inner wall of the pipe section 310 is electrically connected to the second copper sheet 420 of the temperature measuring gun head 400 to be checked, and the part located on the outer wall of the pipe section 310 is not in contact with the casing 430. The sum of the diameter of the first wire 100, the diameter of the second wire 200 and the outer diameter of the pipe section 310 is less than the inner diameter of the sleeve 430 of the temperature measuring gun head 400 to be checked; the inner diameter of the pipe section 310 minus the diameter of the first wire 100 And the diameter of the second wire 200 is equal to the outer diameter of the temperature measuring gun tip 400 to be checked. Specifically, in the process of use, this embodiment can put the flange section 320 against the casing 430, so as to avoid the movement of the temperature measuring gun head 400 to be checked in the axial direction relative to the insulating joint 300 during the checking process, which will affect the The electrical connection between the first wire 100 and the first copper sheet 410 and the electrical connection between the second wire 200 and the second copper sheet 420 . In addition, the first wire 100 and the second wire 200 are not in contact with the bushing 430 , so as to avoid electrical loss caused by the contact between the two.

Further, the flange section 320 is provided with two clamping grooves 323, the clamping grooves 323 communicate with the through hole 321 and are located on the side of the through hole 321 away from the pipe section 310; the first wire 100 and the second wire 200 respectively pass through the through hole The hole 321 and the cable slot 323 are electrically connected to the connection terminal 322 .

Specifically, the wire clamping groove 323 guides the first wire 100 and the second wire 200 to prevent the first wire 100 and the second wire 200 from shaking in the circumferential direction of the flange segment 320 .

Further, the end of the flange segment 320 connected to the end cover 330 is provided with an external thread, the end cover 330 is provided with an internal thread, and the external thread is threadedly connected with the internal thread.

Specifically, it facilitates quick installation and disassembly of the flange section 320 and the end cover 330 , so that when a problem occurs, unscrew the end cover 330 to check the connection of the first wire 100 , the first wire 100 and the circuit of the temperature sensor 500 .

Further, the first wire 100, the second wire 200 and the insulating joint 300 are integrally formed by injection molding.

Further, a sealing ring is disposed in the installation hole 331 of the end cover 330 . Specifically, it is used to seal the circuit of the temperature calibrator 500 to prevent dust or rainwater from entering the end cover 330 and affecting the first wire 100 and the connection between the first wire 100 and the circuit of the temperature calibrator 500 .

Further, the first wire 100 and the second wire 200 are made of copper. Specifically, the first wire 100 and the second wire 200 made of copper have good electrical conductivity.

Further, the insulating joint 300 is made of plastic. Specifically, it is inexpensive while performing a good insulating effect.

Apparently, the above-mentioned embodiments are only examples for clear description, and are not intended to limit the implementation. For those of ordinary skill in the art, on the basis of the above description, other changes or changes in various forms can also be made. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or variations derived therefrom are still within the scope of protection of the utility model.

Claims (10)

1. The utility model provides a quick plug connector that is used for school temperature appearance and treats check temperature measurement rifle head and be connected which characterized in that includes:

a first conductive line and a second conductive line;

the insulating joint comprises a pipe section, a flange section and an end cover, the end cover is detachably connected to one end of the flange section, and the flange section is provided with two through holes and two wiring terminals which are insulated from each other; one end of the end cover, which is far away from the flange section, is provided with a mounting hole for a circuit of the temperature corrector to pass through;

one end of the first lead and one end of the second lead are respectively connected to the inner wall of the pipe section, and the first lead and the second lead are insulated from each other; the other end of the first lead and the other end of the second lead respectively penetrate through the two through holes of the flange section to be electrically connected with the wiring terminal; the pipe section is sleeved on the temperature measuring gun head to be checked, and the first lead and the second lead are respectively and electrically connected with a first copper sheet and a second copper sheet of the temperature measuring gun head to be checked.

2. The quick connector according to claim 1, for connecting the temperature calibrator and the temperature measuring gun head to be calibrated, which comprises: a first groove and a second groove are formed in one end, far away from the flange section, of the pipe section, and the depth of the first groove is smaller than that of the second groove;

the end, connected with the inner wall of the pipe section, of the first lead is hooked on the inner wall of the pipe section from the outer wall of the pipe section by the root of the first groove; and one end of the second lead, which is connected with the inner wall of the pipe section, is hooked on the inner wall of the pipe section by the root part of the second groove bypassing the outer wall of the pipe section.

3. The quick connector according to claim 2, wherein the quick connector is used for connecting the temperature corrector and the temperature measuring gun head to be checked, and is characterized in that: the first lead and the second lead are symmetrically arranged along the radial direction of the insulation joint.

4. The quick connector according to claim 3, wherein the quick connector comprises a temperature calibration instrument and a temperature measurement gun head to be calibrated, and the quick connector comprises: the pipe section of the insulation joint is inserted into the sleeve of the temperature measuring gun head to be checked, and the end surface of the joint of the flange section and the pipe section is abutted against the sleeve; in the first lead, the part hung upside down on the inner wall of the pipe section is electrically connected with a first copper sheet of the temperature measuring gun head to be checked, and the part positioned on the outer wall of the pipe section is not contacted with the sleeve; in the second lead, the part hung upside down on the inner wall of the pipe section is electrically connected with the second copper sheet of the temperature measuring gun head to be checked, and the part positioned on the outer wall of the pipe section is not contacted with the sleeve.

5. The quick connector according to claim 1, wherein the quick connector comprises a temperature calibration instrument and a temperature measurement gun head to be calibrated, and the quick connector comprises: the flange section is provided with two wire clamping grooves which are communicated with the through hole and are positioned on one side of the through hole, which is far away from the pipe section;

the first wire and the second wire respectively penetrate through the through hole and the wire clamping groove to be electrically connected with the wiring terminal.

6. The quick connector according to claim 1, for connecting the temperature calibrator and the temperature measuring gun head to be calibrated, which comprises: the flange section with the one end that the end cover is connected is equipped with the external screw thread, the end cover is equipped with the internal thread, the external screw thread with internal thread threaded connection.

7. The quick connector according to claim 1, wherein the quick connector comprises a temperature calibration instrument and a temperature measurement gun head to be calibrated, and the quick connector comprises: the first lead, the second lead and the insulation joint are integrally formed in an injection molding mode.

8. The quick connector according to claim 1, wherein the quick connector comprises a temperature calibration instrument and a temperature measurement gun head to be calibrated, and the quick connector comprises: and a sealing ring is arranged in the mounting hole of the end cover.

9. The quick connector according to claim 1, wherein the quick connector comprises a temperature calibration instrument and a temperature measurement gun head to be calibrated, and the quick connector comprises: the first lead and the second lead are made of copper.

10. The quick connector according to claim 1, wherein the quick connector comprises a temperature calibration instrument and a temperature measurement gun head to be calibrated, and the quick connector comprises: the insulating joint is made of plastic.

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