CN210862976U

CN210862976U - Temperature sensor with good stability

Info

Publication number: CN210862976U
Application number: CN201921893187.7U
Authority: CN
Inventors: 缪建林; 王红莲
Original assignee: Guangzhou Zhanpeng Mechanical And Electrical Engineering Co ltd
Current assignee: Guangzhou Zhanpeng Mechanical And Electrical Engineering Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-26
Anticipated expiration: 2029-11-05

Abstract

The utility model relates to a temperature sensor technical field, and a temperature sensor that stability is good is disclosed, including sensor main part and temperature probe, the lower extreme of sensor main part passes through connecting pipe and temperature probe fixed connection, the outside cover of connecting pipe is equipped with the reinforcing pipe, the upper end and the sensor main part fixed connection of reinforcing pipe, the lower extreme fixedly connected with closing plate of reinforcing pipe, the closing plate cup joints with the connecting pipe is fixed, the lateral wall top of reinforcing pipe is equipped with screw thread and has cup jointed adjusting nut, adjusting nut's lateral wall lower extreme rotates through antifriction bearing and is connected with first flange, the outside lower extreme movable sleeve of reinforcing pipe is equipped with the sleeve pipe, the fixed second flange that has cup jointed on the sheathed tube lateral. The utility model discloses be convenient for strengthen the protection to the temperature sensor connecting rod, and be convenient for improve temperature sensor's installation stability, still be convenient for adjust the degree of depth that temperature sensor inserted the pipeline, the people of being convenient for use.

Description

Temperature sensor with good stability

Technical Field

The utility model relates to a temperature sensor technical field especially relates to a temperature sensor that stability is good.

Background

A temperature sensor is a sensor that senses temperature and converts it into a usable output signal. The temperature sensor is the core part of the temperature measuring instrument and has a plurality of varieties. The measurement method can be divided into a contact type and a non-contact type, and the measurement method can be divided into a thermal resistor and a thermocouple according to the characteristics of sensor materials and electronic elements.

At present, when the temperature of fluid in a pipeline or equipment is monitored, one end of a temperature measuring probe of a temperature sensor is generally required to be inserted into the pipeline or the equipment, and in the prior art, the temperature measuring probe is connected with a main body part of the temperature sensor only through a metal pipe, so that the temperature measuring probe is easy to break off, poor in installation stability, incapable of being adjusted in installation depth and inconvenient for people to use, and therefore the temperature sensor with good stability is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art temperature sensor's temperature probe and temperature sensor's main part and only passing through the tubular metal resonator and being connected, during the use, take place the rupture easily, installation stability is poor, and the mounting depth can't be adjusted, the problem that people used not be convenient for, and the good temperature sensor of a stability that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a temperature sensor with good stability comprises a sensor main body and a temperature measuring probe, wherein the lower end of the sensor main body is fixedly connected with the temperature measuring probe through a connecting pipe, a reinforcing pipe is sleeved outside the connecting pipe, the upper end of the reinforcing pipe is fixedly connected with the sensor main body, a sealing plate is fixedly connected with the lower end of the reinforcing pipe, the sealing plate is fixedly sleeved with the connecting pipe, a thread is arranged above the outer side wall of the reinforcing pipe, an adjusting nut is sleeved with the thread, the lower end of the outer side wall of the adjusting nut is rotatably connected with a first flange through a rolling bearing, a sleeve is movably sleeved at the lower end of the outer part of the reinforcing pipe, a second flange is fixedly sleeved at the upper end of the outer side wall of the sleeve, the first flange is fixedly connected with the second flange through a plurality of first bolts, a third flange is fixedly sleeved at the lower end of the outer side wall of the, and a second bolt is arranged in each fixing hole.

Preferably, the lower end of the inner side wall of the sleeve is fixedly connected with an annular sealing gasket, and the inner side wall of the annular sealing gasket is abutted to the outer side wall of the reinforcing pipe.

Preferably, the middle part of the outer side wall of the reinforcing pipe is fixedly connected with two symmetrically arranged limiting slide blocks, and the inner side wall of the sleeve is provided with two limiting slide grooves matched with the limiting slide blocks.

Preferably, the lower end of the sealing plate is fixedly connected with a buffering filter screen, and the buffering filter screen is sleeved outside the temperature measuring probe.

Preferably, the outer side walls of the sleeve and the reinforcing pipe are coated with zinc-plated paint.

Compared with the prior art, the utility model provides a temperature sensor that stability is good possesses following beneficial effect:

1. this temperature sensor that stability is good through mutually supporting of the reinforced pipe, sleeve pipe, third flange and a plurality of second bolt that are equipped with, can protect the connecting pipe, and can strengthen temperature sensor's installation stability.

2. This temperature sensor that stability is good, through mutually supporting of adjusting nut, first flange, sleeve pipe, second flange and a plurality of first bolt that are equipped with, be convenient for adjust the position of temperature probe to be convenient for adjust the degree of depth that temperature sensor inserted the pipeline, the people of being convenient for use.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses be convenient for strengthen the protection to the temperature sensor connecting rod, and be convenient for improve temperature sensor's installation stability, still be convenient for adjust the degree of depth that temperature sensor inserted the pipeline, the people of being convenient for use.

Drawings

Fig. 1 is a schematic structural diagram of a temperature sensor with good stability according to the present invention;

fig. 2 is a schematic cross-sectional view of fig. 1.

In the figure: the temperature measuring device comprises a sensor main body 1, a temperature measuring probe 2, a connecting pipe 3, a reinforcing pipe 4, a sealing plate 5, an adjusting nut 6, a first flange 7, a sleeve 8, a second flange 9, a first bolt 10, a third flange 11, a second bolt 12, an annular sealing gasket 13, a limiting slide block 14 and a buffer filter screen 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a temperature sensor with good stability, comprising a sensor main body 1 and a temperature probe 2, the lower end of the sensor main body 1 is fixedly connected with the temperature probe 2 through a connecting pipe 3, the sensor main body 1 comprises a shell and an internal component, the temperature probe 2 is in signal connection with the internal component through a wire, which is the prior art, a reinforcing pipe 4 is sleeved outside the connecting pipe 3, the upper end of the reinforcing pipe 4 is fixedly connected with the sensor main body 1, a sealing plate 5 is fixedly connected with the lower end of the reinforcing pipe 4, the sealing plate 5 is fixedly sleeved with the connecting pipe 3, a regulating nut 6 is arranged above the outer side wall of the reinforcing pipe 4 and is in threaded sleeve connection with the outer side wall, the lower end of the outer side wall of the regulating nut 6 is rotatably connected with a first flange 7 through a rolling bearing, a sleeve 8 is movably sleeved at the, first flange 7 is through a plurality of first bolts 10 and second flange 9 fixed connection, and the fixed cover of lateral wall lower extreme of sleeve pipe 8 has connect third flange 11, and a plurality of evenly distributed's fixed orifices have been seted up to the upper end of third flange 11, and the inside of a plurality of fixed orifices all is equipped with second bolt 12.

The inside wall lower extreme fixedly connected with annular packing pad 13 of sleeve pipe 8, the inside wall of annular packing pad 13 offsets with the lateral wall of reinforced pipe 4 and sets up, can improve the close bed nature between sleeve pipe 8 and the reinforced pipe 4.

Two spacing sliders 14 that the symmetry set up are fixedly connected with in the middle part of the lateral wall of reinforcing pipe 4, and two and spacing spouts of 14 assorted with spacing sliders are seted up to the inside wall of sleeve pipe 8, can carry on spacingly to reinforcing pipe 4 to can avoid sensor main part 1, connecting pipe 3 and temperature probe 2 to rotate at will.

The lower extreme fixedly connected with of closing plate 5 cushions filter screen 15, and buffering filter screen 15 cover is established in the outside setting of temperature probe 2, is convenient for cushion the fluid of measuring, reduces the impact force of fluid to temperature probe 2.

The outer side walls of the sleeve 8 and the reinforcing pipe 4 are coated with the zinc-plating coating, so that the corrosion resistance of the sleeve 8 and the reinforcing pipe 4 is improved, and the sleeve 8 and the reinforcing pipe 4 are prevented from being corroded and damaged.

The utility model discloses in, during the use, fix first flange 7 and second flange 9 through a plurality of first bolts 10, can drive reinforced pipe 4 through rotating adjusting nut 6 and remove, thereby can drive sensor main part 1, connecting pipe 3 and temperature probe 2 remove, thereby be convenient for adjust the length in the temperature sensor insertion equipment, insert the equipment that awaits measuring with temperature sensor's temperature probe 2's one end, be convenient for carry out fixed mounting with temperature sensor and equipment through a plurality of second bolts 12 and the third flange 11 that are equipped with, and installation temperature nature is high, and can protect connecting pipe 3 through reinforced pipe 4, the people of being convenient for use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A temperature sensor with good stability comprises a sensor main body (1) and a temperature measuring probe (2) and is characterized in that the lower end of the sensor main body (1) is fixedly connected with the temperature measuring probe (2) through a connecting pipe (3), a reinforcing pipe (4) is sleeved outside the connecting pipe (3), the upper end of the reinforcing pipe (4) is fixedly connected with the sensor main body (1), a sealing plate (5) is fixedly connected with the lower end of the reinforcing pipe (4), the sealing plate (5) is fixedly sleeved with the connecting pipe (3), a regulating nut (6) is arranged above the outer side wall of the reinforcing pipe (4) in a threaded and threaded sleeved mode, a first flange (7) is rotatably connected with the lower end of the outer side wall of the regulating nut (6) through a rolling bearing, a sleeve (8) is movably sleeved at the lower end of the outer side of the reinforcing pipe (4), a second flange (9) is fixedly sleeved at the upper end of the outer, first flange (7) are through a plurality of first bolts (10) and second flange (9) fixed connection, the fixed cover of lateral wall lower extreme of sleeve pipe (8) has connect third flange (11), a plurality of evenly distributed's fixed orifices is seted up to the upper end of third flange (11), and is a plurality of the inside of fixed orifices all is equipped with second bolt (12).

2. The temperature sensor with good stability according to claim 1, wherein an annular sealing gasket (13) is fixedly connected to the lower end of the inner side wall of the sleeve (8), and the inner side wall of the annular sealing gasket (13) is abutted to the outer side wall of the reinforcing pipe (4).

3. The temperature sensor with good stability according to claim 1, wherein two symmetrically arranged limiting sliding blocks (14) are fixedly connected to the middle of the outer side wall of the reinforcing pipe (4), and two limiting sliding grooves matched with the limiting sliding blocks (14) are formed in the inner side wall of the sleeve (8).

4. The temperature sensor with good stability according to claim 1, wherein a buffering filter screen (15) is fixedly connected to the lower end of the sealing plate (5), and the buffering filter screen (15) is sleeved outside the temperature measuring probe (2).

5. A temperature sensor according to claim 1, wherein the outer side walls of the sleeve (8) and the reinforcing tube (4) are coated with zinc plating.