CN219244813U

CN219244813U - Temperature transmitter

Info

Publication number: CN219244813U
Application number: CN202223294776.8U
Authority: CN
Inventors: 王霄汉; 冯学军; 李晓飞; 吴宁; 冯擎宇
Original assignee: Hebei Microflow Automation Equipment Co ltd
Current assignee: Hebei Microflow Automation Equipment Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-06-23
Anticipated expiration: 2032-12-08

Abstract

The utility model provides a temperature transmitter, which comprises a fixed seat, wherein the top of the fixed seat is fixedly connected with a protective shell, the inner cavity of the protective shell is movably connected with a temperature transmitter body, and the front surface of the temperature transmitter body is provided with a sealing cover; according to the utility model, the screw rod can drive the two thread sleeves to move towards one side close to each other while rotating forwards, the thread sleeves drive the connecting rod to move, the connecting rod drives the arc-shaped frame to move towards one side of the temperature transmitter body, and the problems that in the prior art, the temperature transmitter falls off in the mounting and dismounting processes, the shell of the temperature transmitter is damaged due to impact generated by falling, the sealing of the shell is not tight, and the tightness of the temperature transmitter is reduced, so that the output of the transmitter is unchanged when the temperature of a measured medium rises or falls in the using process, the measuring accuracy is reduced, the service life of the temperature transmitter is shortened, and the like are solved.

Description

Temperature transmitter

Technical Field

The utility model belongs to the field of temperature transmitters, and particularly relates to a temperature transmitter.

Background

A temperature transmitter is a meter that converts a temperature variable into a transmissible standardized output signal, primarily for measurement and control of industrial process temperature parameters, and for monitoring process fluid temperature, the transmitter includes or is connected to a sensor, such as a resistive temperature detector or thermocouple, which converts the temperature sensor signal into a current signal, which is connected to a secondary meter, thereby displaying the corresponding temperature;

the temperature transmitter falls in the installation and dismantlement process, can damage the shell of temperature transmitter because of the impact that drops and produce, and then lead to its outer seal not tight, because the leakproofness of temperature transmitter reduces, consequently can appear by the temperature of survey medium rising or reduce the condition that the transmitter output does not change in the use, not only reduce measuring accuracy, shortened its life moreover.

In summary, the present utility model provides a temperature transmitter to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the temperature transmitter, which solves the problems that the temperature transmitter falls off in the mounting and dismounting processes, the shell of the temperature transmitter is damaged due to the impact generated by the falling, the sealing of the shell is not tight, and the tightness of the temperature transmitter is reduced, so that the output of the transmitter is unchanged when the temperature of a measured medium rises or falls in the using process, the measuring accuracy is reduced, the service life is shortened and the like.

The utility model provides a temperature transmitter, includes the fixing base, the top fixedly connected with protecting crust of fixing base, the inner chamber swing joint of protecting crust has the temperature transmitter body, the front of temperature transmitter body is provided with the closing cap, the equal swing joint of upper end and the lower extreme of protecting crust inner chamber has the arc frame, the rear end of protecting crust inner chamber bottom has the screw rod through bearing swing joint, the top of screw rod runs through protecting crust and fixedly connected with carousel, the screw thread of screw rod surface upper end and lower extreme is reverse setting, the equal threaded connection of upper end and lower extreme on screw rod surface has the thread bush, the front fixedly connected with connecting rod of thread bush, the one end and the arc frame fixed connection of thread bush are kept away from to the connecting rod.

Preferably, the front end of the protective shell extends to the inner cavity of the closed cover and is in threaded connection with the inner cavity of the closed cover.

Preferably, the inner wall fixedly connected with slipmat of arc frame, one side that slipmat kept away from the arc frame contacts with the temperature transmitter body.

Preferably, the back fixedly connected with stopper of thread bush, the spacing groove has been seted up at the back of protecting crust inner chamber, the one end that the thread bush was kept away from to the stopper extends to the inner chamber of spacing groove and with the inner chamber sliding connection of spacing groove.

Preferably, the front surface of the closing cover is provided with a visual window, and the visual window is made of transparent glass.

Preferably, the both sides of fixing base are all fixedly connected with mounting panel, and the connecting hole has been seted up at the top of mounting panel.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the protection shell is used for protecting the temperature transmitter body, so that the temperature transmitter body is effectively relieved from directly colliding with the ground, the protection performance of the temperature transmitter body is improved, the sealing cover is used for sealing the protection shell, and further, the outside impurities are prevented from entering the inner cavity of the protection shell to abrade the temperature transmitter body, and the protection shell is matched with the sealing cover, so that the temperature transmitter body is isolated from the outside, and is not directly contacted with the ground when falling, and the safety of the temperature transmitter body is improved.

2. According to the utility model, through the cooperation of the arc-shaped frame, the screw rod, the turntable, the thread bush and the connecting rod, the thread bush is in threaded connection with the screw rod, so that the screw rod can drive the two thread bushes to move towards one side close to each other while rotating forwards, the thread bush drives the connecting rod to move, the connecting rod drives the arc-shaped frame to move towards one side of the temperature transmitter body until contacting with the temperature transmitter body, and the temperature transmitter body can be positioned, so that the temperature transmitter body can not contact with the protective shell when falling, collision with the ground is effectively isolated, the situation that the temperature transmitter body is misplaced by impact force and collides with the protective shell is relieved, the tightness of the temperature transmitter body is improved, and the service life of the temperature transmitter body is prolonged.

Drawings

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

FIG. 2 is a schematic view of the separation structure of the protective shell and the closing cap of the present utility model;

FIG. 3 is a schematic view of the connection structure of the screw, turntable, thread sleeve, connecting rod and anti-slip pad of the present utility model;

FIG. 4 is a schematic cross-sectional view of a protective housing according to the present utility model.

In the figure:

1. a fixing seat; 2. a protective shell; 3. a temperature transmitter body; 4. a closing cap; 5. an arc-shaped frame; 6. a screw; 7. a turntable; 8. a thread sleeve; 9. a connecting rod; 10. an anti-slip pad; 11. a limiting block; 12. a limit groove; 13. a mounting plate; 14. and a visual window.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-4, the utility model provides a temperature transmitter, which comprises a fixed seat 1, wherein the top of the fixed seat 1 is fixedly connected with a protective shell 2, the inner cavity of the protective shell 2 is movably connected with a temperature transmitter body 3, the front surface of the temperature transmitter body 3 is provided with a sealing cover 4, the upper end and the lower end of the inner cavity of the protective shell 2 are movably connected with an arc-shaped frame 5, the rear end of the bottom of the inner cavity of the protective shell 2 is movably connected with a screw rod 6 through a bearing, the top of the screw rod 6 penetrates through the protective shell 2 and is fixedly connected with a rotary disc 7, the threads of the upper end and the lower end of the surface of the screw rod 6 are reversely arranged, the upper end and the lower end of the surface of the screw rod 6 are respectively connected with a thread sleeve 8, the front surface of the thread sleeve 8 is fixedly connected with a connecting rod 9, and one end of the connecting rod 9 far from the thread sleeve 8 is fixedly connected with the arc-shaped frame 5.

As an embodiment of the present utility model, the front end of the protecting shell 2 extends to the inner cavity of the sealing cover 4 and is in threaded connection with the inner cavity of the sealing cover 4, and the sealing cover 4 and the protecting shell 2 are in threaded connection, so that the fixing and the dismounting effects of the sealing cover 4 and the protecting shell 2 are facilitated.

As one implementation mode of the utility model, the anti-slip pad 10 is fixedly connected to the inner wall of the arc-shaped frame 5, one side of the anti-slip pad 10 far away from the arc-shaped frame 5 is contacted with the temperature transmitter body 3, and the anti-slip pad 10 has the effect of protecting the temperature transmitter body 3, meanwhile, the temperature transmitter body 3 is prevented from being worn during positioning, and the safety of the temperature transmitter body 3 is improved.

As one implementation mode of the utility model, the back of the thread bush 8 is fixedly connected with the limiting block 11, the back of the inner cavity of the protective shell 2 is provided with the limiting groove 12, one end of the limiting block 11 far away from the thread bush 8 extends to the inner cavity of the limiting groove 12 and is in sliding connection with the inner cavity of the limiting groove 12, and the limiting block 11 and the limiting groove 12 have the effect of limiting the thread bush 8, so that the condition that the thread bush 8 rotates during movement is effectively relieved, and the stability of the thread bush 8 during movement is ensured.

As one embodiment of the utility model, the front surface of the closing cover 4 is provided with the visual window 14, the visual window 14 is made of transparent glass, and the effect of conveniently viewing the temperature transmitter body 3 is achieved by arranging the visual window 14.

As an implementation mode of the utility model, the two sides of the fixed seat 1 are fixedly connected with the mounting plates 13, the top of the mounting plates 13 is provided with the connecting holes, and the effect of facilitating the mounting and fixing of the fixed seat 1 is achieved by arranging the mounting plates 13.

The specific working principle is as follows:

firstly, the temperature transmitter body 3 is placed in the inner cavity of the lower arc-shaped frame 5 and is contacted with the anti-slip pad 10, then the rotary disc 7 is rotated forward, the rotary disc 7 drives the screw rod 6 to rotate forward, as the threaded sleeve 8 and the screw rod 6 are in threaded connection, the screw rod 6 can drive the two threaded sleeves 8 to move towards one side close to each other while rotating forward, the threaded sleeve 8 drives the connecting rod 9 to move, the connecting rod 9 drives the arc-shaped frame 5 to move towards one side of the temperature transmitter body 3, the arc-shaped frame 5 drives the anti-slip pad 10 to move towards one side until contacting with the temperature transmitter body 3, and further the temperature transmitter body 3 can be positioned, so that the temperature transmitter body 3 can not contact with the protective shell 2 when falling, collision with the ground is effectively isolated, the situation that the temperature transmitter body 3 is dislocated by impact force and is collided and worn by the protective shell 2 is relieved, the sealing performance of the temperature transmitter body 3 is further improved, the service life of the temperature transmitter body 3 is prolonged, the sealing cover 4 is rotated, the sealing cover 4 is connected with the protecting shell 2 to seal the protecting shell 2, the protecting shell 2 is used for protecting the temperature transmitter body 3, the collision of the temperature transmitter body 3 and an external object is avoided, the sealing cover 4 is used for sealing the protecting shell 2, the external impurity is prevented from entering an inner cavity of the protecting shell 2 to abrade the temperature transmitter body 3, the temperature transmitter body 3 is isolated from the outside, the temperature transmitter body 3 is not directly contacted with the ground when falling, the safety of the temperature transmitter body 3 is further improved, when the temperature transmitter body 3 is required to be taken out after long-time use, the sealing cover 4 is rotated at first, the sealing cover 4 is separated from the protecting shell 2, then the turntable 7 is reversely rotated, the carousel 7 drives screw rod 6 reverse rotation, because thread bush 8 and screw rod 6 threaded connection, and then screw rod 6 can drive two thread bushes 8 and move to the one side that keeps away from mutually in reverse rotation, thread bush 8 drives connecting rod 9 motion, connecting rod 9 drives arc frame 5 and moves to the one side that keeps away from temperature transmitter body 3, and then can remove the location to temperature transmitter body 3, then take out temperature transmitter body 3 from the protection shell 2 inner chamber can, temperature transmitter takes place to drop in the installation and dismantlement in-process among the prior art has been solved, can lead to the shell of temperature transmitter to appear damaging because of the impact that drops produces, and then lead to its shell seal not tight, because the leakproofness of temperature transmitter reduces, consequently the condition that the transmitter output does not change when the measured medium temperature risees or reduces can appear in the use, not only reduce measuring accuracy, and shortened its life scheduling problem.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. Temperature transmitter, including fixing base (1), its characterized in that: the utility model discloses a temperature transmitter, including fixing base (1) and fixing base, top fixedly connected with protection shell (2) of fixing base (1), the inner chamber swing joint of protection shell (2) has temperature transmitter body (3), the front of temperature transmitter body (3) is provided with closing cap (4), the equal swing joint of upper end and lower extreme of protection shell (2) inner chamber has arc frame (5), the rear end of protection shell (2) inner chamber bottom has screw rod (6) through bearing swing joint, the top of screw rod (6) runs through protection shell (2) and fixedly connected with carousel (7), the screw thread of screw rod (6) surface upper end and lower extreme is reverse setting, the equal threaded connection of upper end and lower extreme on screw rod (6) surface has thread bush (8), the front fixedly connected with connecting rod (9) of thread bush (8), the one end and arc frame (5) fixed connection that thread bush (8) were kept away from to connecting rod (9).

2. The temperature transmitter of claim 1, wherein: the front end of the protective shell (2) extends to the inner cavity of the sealing cover (4) and is in threaded connection with the inner cavity of the sealing cover (4).

3. The temperature transmitter of claim 1, wherein: the inner wall fixedly connected with slipmat (10) of arc frame (5), one side that arc frame (5) were kept away from to slipmat (10) is contacted with temperature transmitter body (3).

4. The temperature transmitter of claim 1, wherein: the back fixedly connected with stopper (11) of thread bush (8), spacing groove (12) have been seted up at the back of protecting crust (2) inner chamber, the one end that thread bush (8) was kept away from to stopper (11) extends to the inner chamber of spacing groove (12) and with the inner chamber sliding connection of spacing groove (12).

5. The temperature transmitter of claim 1, wherein: the front face of the closing cover (4) is provided with a visual window (14), and the visual window (14) is made of transparent glass.

6. The temperature transmitter of claim 1, wherein: the two sides of the fixing seat (1) are fixedly connected with mounting plates (13), and connecting holes are formed in the tops of the mounting plates (13).