CN221350317U - Coaxial thermocouple connecting piece - Google Patents

Abstract

The utility model provides a coaxial thermocouple connector, and relates to the technical field of thermocouple connectors. The coaxial thermocouple connecting piece comprises a connecting wire and a connecting seat, wherein the top end of the connecting wire is fixedly connected with a connecting sleeve, the top end of the connecting sleeve is fixedly connected with a tubular socket, the top of the connecting sleeve is fixedly connected with a threaded pipe, the threaded pipe is sleeved outside the tubular socket, the bottom of the connecting seat is fixedly connected with a limiting sleeve, and the bottom of the limiting sleeve is fixedly connected with a positioning pipe outside sleeve provided with a beam-shrinking sleeve. This coaxial thermocouple connecting piece makes the thread bush drive a plurality of springs and locating ball and removes to the recess that makes the locating ball offer the locating plate bottom corresponds, fixes a position thread bush and locating plate, with this to the screwed pipe, prevents that the screwed pipe from rotating at will, makes the sliding sleeve drive the shrink sleeve and rises, and makes the shrink sleeve remove spacingly to the locating pipe, with this can directly pull out the screwed pipe, the dismouting of being convenient for.

Description

Coaxial thermocouple connecting piece

Technical Field

The utility model relates to a thermocouple connector, in particular to a coaxial thermocouple connector, and belongs to the technical field of thermocouple connectors.

Background

Thermocouples are commonly used temperature measuring elements in temperature measuring instruments, which directly measure temperature and convert temperature signals into thermoelectromotive signals, which are converted into the temperature of the medium to be measured by an electrical instrument (secondary instrument). The external forms of the thermocouples are very different according to the needs, but the basic structures of the thermocouples are almost the same, and the thermocouples are usually composed of main parts such as a hot electrode, an insulating sleeve protection tube, a junction box and the like, and are usually matched with a display instrument, a recording instrument and an electronic regulator.

Thermocouples, which are common temperature measuring devices, are used for direct measurement of temperature, and thus are also widely used in various industries. In the actual assembly process, a customer often adopts a manual installation method to assemble and connect the thermocouple and the electromagnetic valve, and the thermocouple is easy to be inserted in the vertical direction due to the lack of a corresponding limiting component during installation, and has a certain gradient, so that the force required for insertion is increased, the actual operation difficulty is increased, the stability is lower during installation, the connection part is easy to fall off, and the use is influenced.

Disclosure of utility model

(One) solving the technical problems

The utility model aims to solve the problems that in the prior art, the thermocouple is not completely inserted vertically due to the lack of a corresponding limiting component, and has a certain inclination, so that the insertion force is increased, the actual operation difficulty is increased, the stability is lower during installation, the connection part is easy to fall off, and the use is influenced.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a coaxial thermocouple connecting piece, includes connecting wire and connecting seat, connecting wire top fixedly connected with adapter sleeve, adapter sleeve top fixedly connected with tubular socket, adapter sleeve top fixedly connected with screwed pipe, the tubular socket outside is located to the screwed pipe cover, connecting seat bottom fixedly connected with stop collar, stop collar bottom fixedly connected with positioning tube outside cover is equipped with the beam sleeve.

Preferably, a plurality of through grooves are formed in the positioning tube, internal threads are formed in the positioning tube, external threads are formed in the outer side of the threaded tube, and the threaded tube is in threaded connection with the positioning tube, so that the beam-converging sleeve limits the positioning tube.

Preferably, a plurality of movable grooves have been seted up to screwed pipe top, screwed pipe top integrated into one piece has a plurality of cardboards, and is a plurality of both sides all set up to the inclined plane about the cardboard, cardboard and connecting seat joint are convenient for fix a position the screwed pipe, stop collar top outside integration fixedly connected with mounting panel is convenient for install the stop collar.

Preferably, the outside fixedly connected with sliding sleeve of closing the collar, the sliding sleeve outside is annular array and has seted up a plurality of anti-skidding grooves, is convenient for drive the sliding sleeve and removes.

Preferably, the clamping plates are integrally formed on the outer side of the top end of the positioning pipe, the limiting plates are integrally formed on the outer side of the positioning pipe, the annular grooves are formed in the inner side of the sliding sleeve, and the limiting plates are clamped with the annular grooves to position the sliding sleeve.

Preferably, the screw thread sleeve is connected with the outside screw thread of screwed pipe, a plurality of locating holes have been seted up to the screw thread sleeve inside, and a plurality of the inside all fixedly connected with spring of locating hole, a plurality of the equal fixedly connected with location ball in spring top.

Preferably, the thread tube outside integrated into one piece has the locating plate, the recess has all been seted up to the bottom of locating plate, a plurality of the locating ball respectively with a plurality of recess looks adaptations, fix a position thread bush and locating plate.

The utility model provides a coaxial thermocouple connector, which has the following beneficial effects:

1. The coaxial thermocouple connecting piece is characterized in that a connecting wire and a connecting sleeve are placed at the bottom of a connecting seat, the connecting sleeve drives a tubular socket to move, a threaded pipe is inserted into the connecting seat, a plurality of clamping plates are clamped with the connecting seat, the threaded pipe and the tubular socket are positioned, then a sliding sleeve is pushed downwards, the sliding sleeve drives a converging sleeve to move downwards, the converging sleeve is moved to the bottom of the outer side of a positioning pipe, then the positioning pipe is contracted, the positioning pipe is used for limiting the threaded pipe, then the threaded sleeve is rotated, the threaded sleeve is moved to the outer side of the threaded pipe, the threaded sleeve is moved to the outer side of a positioning plate, then the threaded sleeve drives a plurality of springs and positioning balls to move, so that the positioning balls correspond to grooves formed in the bottom of the positioning plate, the threaded sleeve and the positioning plate are positioned, and the threaded pipe is positioned, so that the threaded pipe is prevented from rotating randomly.

2. This coaxial thermocouple connecting piece makes the sliding sleeve drive and receive the collar through upwards promoting the sliding sleeve to make and receive the collar and remove spacingly to the registration arm, with this can directly pull out the screwed pipe, the dismouting of being convenient for, when receiving collar and the spacing of registration arm, make screwed pipe at the inside threaded connection of registration arm, rotate screwed pipe and make screwed pipe remove in the inside of registration arm, thereby carry out dismouting to the registration arm, improve stability.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of a threaded pipe according to the present utility model;

FIG. 3 is a schematic view of a positioning tube according to the present utility model;

FIG. 4 is a schematic structural view of a sliding sleeve according to the present utility model;

fig. 5 is a schematic structural view of the thread bushing of the present utility model.

[ Main reference numerals Specification ]

1. Connecting wires; 2. connecting sleeves; 3. a tubular socket; 4. a threaded tube; 5. a connecting seat; 6. a mounting plate; 7. a limit sleeve; 8. a positioning tube; 9. a clamping plate; 10. a limiting plate; 11. a binding sleeve; 12. a sliding sleeve; 13. an annular groove; 14. a positioning plate; 15. a thread sleeve; 16. a spring; 17. a positioning ball; 19. and (5) clamping plates.

Detailed Description

The embodiment of the utility model provides a coaxial thermocouple connector.

Referring to fig. 1, 2, 3, 4 and 5, the connector comprises a connecting wire 1 and a connecting seat 5, wherein the top end of the connecting wire 1 is fixedly connected with a connecting sleeve 2, the top end of the connecting sleeve 2 is fixedly connected with a tubular socket 3, the top end of the connecting sleeve 2 is fixedly connected with a threaded pipe 4, the threaded pipe 4 is sleeved outside the tubular socket 3, the bottom of the connecting seat 5 is fixedly connected with a limiting sleeve 7, the bottom of the limiting sleeve 7 is fixedly connected with a positioning pipe 8, a receiving sleeve 11 is sleeved outside the positioning pipe 8, a plurality of through grooves are formed in the positioning pipe 8, internal threads are formed in the positioning pipe 8, external threads are formed in the outer side of the threaded pipe 4, the threaded pipe 4 is in threaded connection with the positioning pipe 8, the receiving sleeve 11 limits the positioning pipe 8, a plurality of movable grooves are formed in the top end of the threaded pipe 4, a plurality of clamping plates 19 are integrally formed on the upper side and the lower side of the clamping plates 19 and are all inclined surfaces, the clamping plates 19 are in clamping connection with the connecting seat 5, the utility model provides a convenient positioning of threaded pipe 4, the integrated fixedly connected with mounting panel 6 in the outside of stop collar 7 top, the convenient installation of stop collar 7, the fixedly connected with sliding sleeve 12 in the outside of receiving collar 11, a plurality of anti-skidding grooves have been seted up in the annular array in the sliding sleeve 12 outside, the convenient drive sliding sleeve 12 removal, the equal integrated into one piece in positioning tube 8 top outside has joint board 9, the integrated into one piece in positioning tube 8 outside has limiting plate 10, annular groove 13 has been seted up to the sliding sleeve 12 inboard, limiting plate 10 and annular groove 13 looks joint, fixes a position sliding sleeve 12, threaded sleeve 4 outside threaded connection has threaded sleeve 15, a plurality of locating holes have been seted up inside threaded sleeve 15, a plurality of locating holes are inside all fixedly connected with spring 16, a plurality of spring 16 tops all fixedly connected with locating ball 17, threaded pipe 4 outside integrated into one piece has locating plate 14, the bottom of locating plate 14 has all been seted up flutedly, the positioning balls 17 are respectively matched with the grooves to position the threaded sleeve 15 and the positioning plate 14.

The utility model is used when in use: the connecting wire 1 and the connecting sleeve 2 are placed at the bottom of the connecting seat 5, the connecting sleeve 2 drives the tubular socket 3 to move, the threaded sleeve 4 is inserted into the connecting seat 5, the clamping plates 19 are clamped with the connecting seat 5, the threaded sleeve 4 and the tubular socket 3 are positioned, the sliding sleeve 12 is pushed downwards, the sliding sleeve 12 drives the converging sleeve 11 to move downwards, the converging sleeve 11 is moved to the bottom of the outer side of the positioning tube 8, the positioning tube 8 is contracted, the positioning tube 8 limits the threaded sleeve 4, the threaded sleeve 15 is rotated, the threaded sleeve 15 is moved outside the threaded tube 4, the threaded sleeve 15 is moved to the outer side of the positioning plate 14, the threaded sleeve 15 drives the springs 16 and the positioning balls 17 to move, the positioning balls 17 correspond to grooves formed in the bottom of the positioning plate 14, the threaded sleeve 15 and the positioning plate 14 are positioned, and the threaded tube 4 is positioned, so that the threaded tube 4 is prevented from rotating randomly.

Through upwards pushing sliding sleeve 12, make sliding sleeve 12 drive and receive collar 11 rise to make receive collar 11 and remove spacingly to locating tube 8, with this can directly pull out screwed pipe 4, the dismouting of being convenient for, when receiving collar 11 and locating tube 8 spacing, make screwed pipe 4 at the inside threaded connection of locating tube 8, rotate screwed pipe 4 and make screwed pipe 4 remove inside locating tube 8, thereby carry out dismouting to locating tube 8, improve stability.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a coaxial thermocouple connecting piece, includes connecting wire (1) and connecting seat (5), its characterized in that: connecting wire (1) top fixedly connected with adapter sleeve (2), adapter sleeve (2) top fixedly connected with tubular socket (3), adapter sleeve (2) top fixedly connected with screwed pipe (4), the outside of tubular socket (3) is located to screwed pipe (4) cover, connecting seat (5) bottom fixedly connected with stop collar (7), stop collar (7) bottom fixedly connected with positioning tube (8) outside cover is equipped with and receives collar (11).

2. A coaxial thermocouple junction according to claim 1, wherein: the positioning pipe (8) is internally provided with a plurality of through grooves, the positioning pipe (8) is internally provided with internal threads, the outer side of the threaded pipe (4) is provided with external threads, and the threaded pipe (4) is in threaded connection with the positioning pipe (8).

3. A coaxial thermocouple junction according to claim 1, wherein: a plurality of movable grooves are formed in the top end of the threaded pipe (4), a plurality of clamping plates (19) are integrally formed in the top end of the threaded pipe (4), the upper side and the lower side of each clamping plate (19) are inclined planes, the clamping plates (19) are clamped with the connecting seat (5), and the mounting plate (6) is integrally connected to the outer side of the top of the limiting sleeve (7).

4. A coaxial thermocouple junction according to claim 1, wherein: the outside of the beam-converging sleeve (11) is fixedly connected with a sliding sleeve (12), and a plurality of anti-skid grooves are formed in the annular array outside of the sliding sleeve (12).

5. A coaxial thermocouple junction according to claim 4, wherein: the locating pipe (8) top outside all integrated into one piece has joint board (9), locating pipe (8) outside integrated into one piece has limiting plate (10), ring channel (13) have been seted up to sliding sleeve (12) inboard, limiting plate (10) and ring channel (13) looks joint.

6. A coaxial thermocouple junction according to claim 1, wherein: the utility model discloses a screw thread pipe, screw thread pipe (4) outside threaded connection has thread bush (15), a plurality of locating holes have been seted up to thread bush (15) inside, a plurality of inside all fixedly connected with spring (16) of locating hole, a plurality of spring (16) top all fixedly connected with location ball (17).

7. A coaxial thermocouple junction according to claim 6, wherein: the outside integrated into one piece of screwed pipe (4) has locating plate (14), the bottom of locating plate (14) is all seted up flutedly, a plurality of locating ball (17) respectively with a plurality of recess looks adaptations.