CN210243007U

CN210243007U - Short insertion depth temperature sensor

Info

Publication number: CN210243007U
Application number: CN201921423639.5U
Authority: CN
Inventors: Linfeng Zhu; 朱林峰; Huasong Zhu; 朱华松
Original assignee: Hefei Yipo Electronic Mat Co ltd
Current assignee: Hefei Yipo Electronic Mat Co ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-04-03
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to a temperature sensor, concretely relates to short insertion depth temperature sensor, including the spool, the spool top intercommunication has the sleeve pipe, the spool bottom communicates with the connecting piece, the connecting piece bottom is fixed with first mount pad, first mount pad and pipe threaded connection, threaded groove has been seted up to first mount pad bottom, the pipe top is fixed with the collar with threaded groove threaded connection, the inside threaded connection of sleeve pipe has the adapter pipe, the adapter pipe inner wall is fixed with anti-skidding rubber circle at even interval, the changer has been placed to the adapter pipe inside, the spool, the pipe inside is equipped with the wire with changer electric connection, the test probe is installed to the wire bottom; the technical scheme provided by the utility model can effectively overcome the defect that the temperature measurement is inaccurate, damage because of vibrations easily because of the sensor heat conduction that prior art exists.

Description

Short insertion depth temperature sensor

Technical Field

The utility model relates to a temperature sensor, concretely relates to dark temperature sensor is inserted to weak point.

Background

For industries such as food, medical health and pharmacy, temperature control is generally required in the production process, and in the temperature control process, a temperature sensor is generally inserted shallowly and has higher requirement on the detection precision. The existing temperature sensor is generally fixedly connected with a device to be measured through a connecting piece, and a temperature measuring element arranged in a protection tube of the temperature sensor outputs measured data through a lead.

However, in the conventional short insertion depth temperature sensor, the protection tube is directly connected with the connector, and the insertion depth of the protection tube is shallow, so that the protection tube is inserted into the device to be measured, and the sensor can transfer part of heat to the shell of the device to be measured and the connector through the protection tube, thereby causing inaccurate temperature measurement. In addition, when detecting some machinery, temperature sensor need deal with the violent vibrations in the vertical plane, however current temperature sensor is inside not to set up shock-absorbing structure, leads to the inside components and parts of temperature sensor to damage easily and can not normally work.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the above-mentioned shortcoming that prior art exists, the utility model provides a dark temperature sensor is inserted to short can effectively overcome the defect that prior art exists because the temperature measurement is inaccurate, damage because of vibrations easily because of the sensor heat conduction.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a short insertion depth temperature sensor comprises a line pipe, wherein the top end of the line pipe is communicated with a sleeve, the bottom end of the line pipe is communicated with a connecting piece, the bottom of the connecting piece is fixedly provided with a first mounting seat, the first mounting seat is in threaded connection with a conduit, the bottom of the first mounting seat is provided with a threaded groove, the top end of the conduit is fixedly provided with a mounting ring in threaded connection with the threaded groove, the interior of the sleeve is in threaded connection with an adapter pipe, the inner wall of the adapter pipe is uniformly and alternately fixedly provided with anti-skidding rubber rings, a transmitter is placed inside the adapter pipe, a lead electrically connected with the transmitter is arranged inside the line pipe and the conduit, and the bottom end of the lead is provided with;

a shell is arranged outside the wire tube, openings are formed in the top and the bottom of the shell, a sliding rail is relatively fixed on the inner wall of the shell, a first sliding block is connected to the sliding rail in a sliding mode and fixed with a box body, a moving block is arranged inside the box body, a spring is connected between the moving block and the inner wall of the box body, the side face of the wire tube is fixed to one end of a cross rod, and the other end of the cross rod extends into the box body and is fixed with the moving block;

the opening side is relatively communicated with a sliding groove, a second sliding block is connected to the inside of the sliding groove in a sliding mode, the transverse rod is fixed to one end of a vertical rod, the other end of the vertical rod is connected with the second sliding block through a spring, the bottom of the shell is fixed to the second mounting seat through a connecting rod, and heat insulation layers are arranged inside the first mounting seat and the second mounting seat.

Preferably, the side surface of the mounting ring is provided with an external thread, and the inner wall of the thread groove is provided with an internal thread.

Preferably, the top end of the transmitter is provided with a connecting terminal.

Preferably, the aperture of the opening is larger than the pipe diameter of the conduit.

Preferably, the adapter tube and the first mounting seat are both provided with through holes matched with the lead.

Preferably, the inner wall of the thread groove is coated with heat insulation paint.

Preferably, the length of the sliding groove is greater than the stroke length of the moving block.

Preferably, the second mounting seat is provided with a mounting hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a short deep temperature sensor of inserting has following beneficial effect:

1. the first mounting seat containing the heat insulation layer is arranged between the connecting piece and the guide pipe, so that errors caused by the fact that part of heat is transmitted to the connecting piece when the detection probe detects the temperature can be effectively prevented;

2. an adaptive pipe is additionally arranged between the transmitter and the sleeve, and the stability of connection between the transmitter and the sleeve can be ensured by adopting adaptive pipes with different specifications according to the specification of the transmitter;

3. the utility model discloses a damping structure, including the movable block, the spool receives in the horizontal direction in the vertical plane, the spring between movable block and the box body inner wall can effectively slow down the vibrations that the spool received in the vertical plane in the horizontal direction, the spring between montant and the second slider can effectively slow down the vibrations that the spool received in the vertical plane, and with the help of the cooperation relation between slide rail and the first slider, the cooperation relation between spout and the second slider, can decompose the vibrations that the device received in the vertical plane, make the shock-absorbing structure in two directions better shock attenuation, effectively improve the shock attenuation effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the internal structure of the housing of FIG. 1 according to the present invention;

in the figure:

1. a conduit; 2. a sleeve; 3. a connecting member; 4. a first mounting seat; 5. a thread groove; 6. a conduit; 7. installing a ring; 8. a fitting pipe; 9. a transmitter; 10. a connection terminal; 11. a wire; 12. detecting a probe; 13. a housing; 14. an opening; 15. a slide rail; 16. a first slider; 17. a box body; 18. a cross bar; 19. a moving block; 20. a spring; 21. a chute; 22. a second slider; 23. a vertical rod; 24. a connecting rod; 25. and a second mounting seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A short insertion depth temperature sensor is shown in figures 1 and 2 and comprises a line pipe 1, wherein the top end of the line pipe 1 is communicated with a sleeve 2, the bottom end of the line pipe 1 is communicated with a connecting piece 3, a first mounting seat 4 is fixed at the bottom of the connecting piece 3, the first mounting seat 4 is in threaded connection with a conduit 6, a threaded groove 5 is formed in the bottom of the first mounting seat 4, a mounting ring 7 in threaded connection with the threaded groove 5 is fixed at the top end of the conduit 6, an adaptive pipe 8 is in threaded connection with the inside of the sleeve 2, anti-skid rubber rings are fixed on the inner wall of the adaptive pipe 8 at uniform intervals, a transmitter 9 is placed inside the adaptive pipe 8, a lead 11 electrically connected with the transmitter 9 is arranged inside the line pipe 1 and the conduit 6, and;

a shell 13 is arranged outside the conduit 1, openings 14 are formed in the top and the bottom of the shell 13, a sliding rail 15 is relatively fixed on the inner wall of the shell 13, a first sliding block 16 is connected on the sliding rail 15 in a sliding manner, the first sliding block 16 is fixed with a box body 17, a moving block 19 is arranged inside the box body 17, a spring 20 is connected between the moving block 19 and the inner wall of the box body 17, the side surface of the conduit 1 is fixed with one end of a cross rod 18, and the other end of the cross rod 18 extends into the box body 17 and;

the opening 14 side is relatively communicated with a sliding groove 21, the sliding groove 21 is internally and slidably connected with a second sliding block 22, the cross rod 18 is fixed with one end of a vertical rod 23, the other end of the vertical rod 23 is connected with the second sliding block 22 through a spring 20, the bottom of the shell 13 is fixed with a second mounting seat 25 through a connecting rod 24, and the first mounting seat 4 and the second mounting seat 25 are internally provided with heat insulation layers.

The side surface of the mounting ring 7 is provided with an external thread, and the inner wall of the thread groove 5 is provided with an internal thread.

The top end of the transmitter 9 is provided with a connecting terminal 10.

The adapter tube 8 and the first mounting seat 4 are both provided with through holes matched with the lead wires 11.

The aperture of the opening 14 is larger than the pipe diameter of the conduit 1.

The inner wall of the thread groove 5 is coated with heat insulation coating.

The length of the slide groove 21 is greater than the stroke length of the moving block 19.

The second mounting base 25 is provided with a mounting hole.

During the use, can align the mounting hole on the second mount pad 25 with the screwed hole of seting up on the object that awaits measuring to fix temperature sensor on the object that awaits measuring with fixing bolt.

The first mounting seat 4 containing the heat insulation layer is arranged between the connecting piece 3 and the guide pipe 6, so that when the detection probe 12 detects the temperature, part of heat is conducted to the connecting piece 3 to cause errors.

The adapter pipe 8 is additionally arranged between the transmitter 9 and the sleeve 2, the adapter pipes 8 of different specifications are adopted according to the specification size of the transmitter 9, and the inner walls of the adapter pipes 8 are uniformly fixed with the anti-skidding rubber rings at intervals, so that the friction force between the adapter pipes and the transmitter 9 is increased, and the stability of connection between the transmitter 9 and the sleeve 2 can be ensured.

The vibrations that spool 1 received on the horizontal direction in the vertical plane can effectively be slowed down to spring 20 between 19 and the box body 17 inner wall of movable block, the vibrations that spool 1 received on the vertical direction in the vertical plane can effectively be slowed down to spring 20 between montant 23 and the second slider 22, and with the help of the cooperation relation between slide rail 15 and the first slider 16, the cooperation relation between spout 21 and the second slider 22, can decompose the vibrations that the device received in the vertical plane, make shock-absorbing structure in two directions better carry out the shock attenuation, effectively improve the shock attenuation effect.

The spring 20 used in the solution of the present application may be a spring with a stiffness coefficient of 2500N/m.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a short depth of insertion temperature sensor, includes spool (1), its characterized in that: the top end of the line pipe (1) is communicated with a sleeve (2), the bottom end of the line pipe (1) is communicated with the connecting piece (3), a first mounting seat (4) is fixed at the bottom of the connecting piece (3), the first mounting seat (4) is in threaded connection with the guide pipe (6), a thread groove (5) is formed at the bottom of the first mounting seat (4), a mounting ring (7) in threaded connection with the thread groove (5) is fixed at the top end of the guide pipe (6), the inner part of the sleeve (2) is connected with a proper pipe (8) by screw thread, the inner wall of the proper pipe (8) is fixed with anti-skid rubber rings at even intervals, a transmitter (9) is placed in the adapter tube (8), a lead (11) electrically connected with the transmitter (9) is arranged in the line tube (1) and the guide tube (6), and a detection probe (12) is installed at the bottom end of the lead (11);

a shell (13) is arranged outside the spool (1), openings (14) are formed in the top and the bottom of the shell (13), a sliding rail (15) is fixed on the inner wall of the shell (13) relatively, a first sliding block (16) is connected to the sliding rail (15) in a sliding mode, the first sliding block (16) is fixed to a box body (17), a moving block (19) is arranged inside the box body (17), a spring (20) is connected between the moving block (19) and the inner wall of the box body (17), the side face of the spool (1) is fixed to one end of a cross rod (18), and the other end of the cross rod (18) extends into the box body (17) and is fixed to the moving block (19);

opening (14) side communicates relatively has spout (21), spout (21) inside sliding connection has second slider (22), horizontal pole (18) are fixed with montant (23) one end, montant (23) other end pass through spring (20) with second slider (22) link to each other, it is fixed with second mount pad (25) that connecting rod (24) are passed through to casing (13) bottom, first mount pad (4), second mount pad (25) inside all are equipped with the insulating layer.

2. The short insertion depth temperature sensor of claim 1, wherein: the side surface of the mounting ring (7) is provided with an external thread, and the inner wall of the thread groove (5) is provided with an internal thread.

3. The short insertion depth temperature sensor of claim 1, wherein: and a connecting terminal (10) is arranged at the top end of the transmitter (9).

4. The short insertion depth temperature sensor of claim 1, wherein: the adapter tube (8) and the first mounting seat (4) are provided with through holes matched with the lead (11).

5. The short insertion depth temperature sensor of claim 1, wherein: the aperture of the opening (14) is larger than the pipe diameter of the line pipe (1).

6. The short insertion depth temperature sensor of claim 1, wherein: and the inner wall of the thread groove (5) is coated with heat insulation coating.

7. The short insertion depth temperature sensor of claim 1, wherein: the length of the sliding groove (21) is larger than the stroke length of the moving block (19).

8. The short insertion depth temperature sensor of claim 1, wherein: and the second mounting seat (25) is provided with a mounting hole.