CN219244817U

CN219244817U - Explosion-proof temperature transmitter

Info

Publication number: CN219244817U
Application number: CN202223309995.9U
Authority: CN
Inventors: 范涛; 邢俊杰
Original assignee: Shanghai Aiensen Sensing Technology Co ltd
Current assignee: Shanghai Aiensen Sensing Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-23
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses an explosion-proof temperature transmitter, belonging to the technical field of transmitters; including the temperature transmitter main part, the top of temperature transmitter main part is provided with the mounting box, the both sides of mounting box all are provided with communicating pipe, the both ends of communicating pipe extend to the inside of temperature transmitter main part, the inside of mounting box is provided with the fan, the output of fan and a set of communicating pipe interconnect wherein, the hole groove has been seted up on the top of mounting box, and the inside of hole groove is provided with the mounting panel, the communication hole has been seted up on the top of mounting panel. According to the utility model, external air can enter the installation box under the action of the fan, and then circulates in the temperature transmitter main body through the communicating pipe, so that the air carries heat in the temperature transmitter main body and then is emitted to the outside, and the service life of the temperature transmitter main body is prolonged.

Description

Explosion-proof temperature transmitter

Technical Field

The utility model relates to the technical field of transmitters, in particular to an explosion-proof temperature transmitter.

Background

The temperature transmitter adopts a thermocouple and a thermal resistor as temperature measuring elements, and outputs signals from the temperature measuring elements to a transmitter module, and the signals are converted into current signals and corresponding voltage signals which are in linear relation with temperature after being processed by circuits such as voltage stabilizing filtering, operational amplification, nonlinear correction, conversion, constant current, reverse protection and the like, and are mainly used for measuring and controlling industrial process temperature parameters.

However, the existing temperature transmitter has a heat dissipation function, but most of the existing temperature transmitter is capable of burning heat through the fixed rotation of a single rotating shaft, the heat dissipation effect is poor due to the fact that the heat dissipation is relatively uneven, and under the condition of long-time use, the internal elements are easily damaged under the influence of high temperature, so that the service life of the equipment is low.

Disclosure of Invention

The utility model aims to solve the defects of the prior art in the background technology and provides an explosion-proof temperature transmitter.

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

the utility model provides an explosion-proof temperature transmitter, includes the temperature transmitter main part, the top of temperature transmitter main part is provided with the mounting box, the both sides of mounting box all are provided with communicating pipe, the both ends of communicating pipe extend to the inside of temperature transmitter main part, the inside of mounting box is provided with the fan, the output of fan and a set of communicating pipe interconnect wherein, the hole groove has been seted up on the top of mounting box, and the inside of hole groove is provided with the mounting panel, the communication hole has been seted up on the top of mounting panel;

can make the fan enter into the inside of communicating pipe with external air, circulate through the temperature transmitter main part afterwards for the air absorbs the inside heat of temperature transmitter main part, gives off the external world afterwards, thereby improves the radiating effect of temperature transmitter main part, can improve the life of temperature transmitter main part.

Preferably, a filter screen is arranged at the end part of the communicating pipe, and the filter screen is positioned in the temperature transmitter main body;

can filter the dust in the air, avoid the dust to enter into the inside of temperature transmitter main part to avoid the dust to be stained with on the inside component of temperature transmitter main part, and then make the component result of use better.

Preferably, a baffle is arranged in the installation box, and the baffle is obliquely arranged;

the air that can make the external enters into the inside one end of installation box through the intercommunicating pore, enters into the inside of temperature transmitter main part through communicating pipe afterwards, enters into the inside other end of installation box after circulating afterwards, blocks through the baffle afterwards for carry the air of heat and give off to the external world through the intercommunicating pore.

Preferably, the shape of the communication hole is a truncated cone shape, and the diameter of the inner wall at the top end of the communication hole is smaller than that of the inner wall at the bottom end of the communication hole;

the communication hole diameter at the top end can be made smaller, so that dust in the air is filtered, and meanwhile, the communication hole diameter at the bottom end is larger, so that the air carrying heat inside the temperature transmitter main body can enter the outside better.

Preferably, the mounting plate is provided with an insert at both ends, the top end of the mounting plate is provided with a slot, the insert extends into the slot, the slot is provided with a fixing rod, the middle position of the insert is provided with a fixing hole, the end of the fixing rod extends into the fixing hole, the middle position of the fixing rod is provided with a mounting rod, and the top end of the mounting rod extends to the outside;

can make the mounting panel dismantle and break away from to the convenience is cleared up the inside of intercommunicating pore, thereby avoids the dust to pile up the condition that causes the intercommunicating pore to block up, makes the ventilation of intercommunicating pore can not receive the influence.

Preferably, the bottom end of the embedded block and the end part of the fixed rod are both obliquely arranged, the top end of the mounting box is provided with a connecting rod, and the two ends of the connecting rod are fixedly connected with the top end of the mounting rod;

can make the abaculus imbed the grooved inside after, the inclined plane of this abaculus takes place to contact with the inclined plane of dead lever to make the dead lever take place to remove, can conveniently make the dead lever imbed the inside of fixed orifices afterwards, and then fix the abaculus, can carry out spacingly to the mounting panel, avoid the mounting panel to take place the condition that breaks away from.

Preferably, a pressure spring is arranged in the groove, and the pressure spring is sleeved outside the fixed rod;

the pressure spring can be used for supporting the fixing rod, so that the fixing rod is more conveniently embedded into the fixing hole, and the condition that the fixing rod is separated is avoided.

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

1. when the temperature transmitter is used, external air can enter the inside of the installation box under the action of the fan, and then circulates in the temperature transmitter main body through the communicating pipe, so that the air carries heat in the temperature transmitter main body and then is emitted to the outside, and the service life of the temperature transmitter main body is prolonged.

2. The utility model can detach and install the mounting plate, so that the dust on the communication holes can be cleaned at one end of use of the mounting plate, the use of the communication holes is prevented from being influenced after dust is accumulated, the ventilation of the communication holes is better, and the heat dissipation effect is prevented from being influenced by the blocking of the communication holes.

Drawings

FIG. 1 is a schematic perspective view of an explosion-proof temperature transmitter according to the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the mounting case of FIG. 1;

FIG. 3 is a schematic cross-sectional elevation view of the mounting box of FIG. 1 from a second perspective;

fig. 4 is an enlarged schematic view of the structure at a in fig. 3.

In the figure: 1. a temperature transmitter body; 2. a mounting box; 3. a communicating pipe; 4. a filter screen; 5. a blower; 6. a mounting plate; 7. a communication hole; 8. a baffle; 9. an insert; 10. slotting; 11. a fixing hole; 12. a fixed rod; 13. a mounting rod; 14. a connecting rod; 15. and a pressure spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to an explosion-proof type temperature transmitter shown in fig. 1 to 4, an installation case 2 is provided at the top end of a temperature transmitter body 1, then both sides of the installation case 2 are provided with communication pipes 3, and both ends of the communication pipes 3 extend to the inside of the temperature transmitter body 1, thereby the inside of the installation case 2 is provided with a blower 5, then the output end of the blower 5 is connected with one group of communication pipes 3, the blower 5 drives the outside air to enter the inside of one group of communication pipes 3, finally the inside of the temperature transmitter body 1 is entered, a hole groove is formed at the top end of the installation case 2, and the inside of the hole groove is provided with a mounting plate 6, and a communication hole 7 is formed at the top end of the mounting plate 6, so that the outside air can enter the inside of the installation case 2, then the end of the communication pipe 3 is provided with a filter screen 4, and the filter screen 4 is positioned in the inside of the temperature transmitter body 1, and the inside of the installation case 2 is provided with a baffle 8, and at the same time the baffle 8 is inclined, so that the wind force can block the baffle 8, the air can better circulate inside the temperature transmitter body 1, and the inside of the temperature transmitter body is provided with a circular communication hole 7, and the diameter of the circular hole 7 is smaller than the circular cone 7.

To describe the mounting plate 6 in this embodiment specifically, please refer to fig. 3 and 4, both ends of the mounting plate 6 are provided with the insert 9, meanwhile, a slot 10 is formed at the top end of the mounting box 2, so that the insert 9 extends to the inside of the slot 10, then a fixing rod 12 is disposed in the inside of the slot 10, a fixing hole 11 is formed at the middle position of the insert 9, so that the end of the fixing rod 12 extends to the inside of the fixing hole 11 for limiting and fixing, a mounting rod 13 is disposed at the middle position of the fixing rod 12, the top end of the mounting rod 13 extends to the outside, a person can slide the mounting rod 13 to drive the fixing rod 12 to move, meanwhile, both the bottom end of the insert 9 and the end of the fixing rod 12 are obliquely disposed, then a connecting rod 14 is disposed at the top end of the mounting box 2, both ends of the connecting rod 14 are fixedly connected with the top end of the mounting rod 13, and finally a pressure spring 15 is disposed in the inside of the slot 10, and the pressure spring 15 is sleeved outside the fixing rod 12.

Working principle: when the temperature transmitter is used, the fan 5 starts to work through an external power supply, then the fan 5 drives external air to enter the installation box 2 through the communicating holes 7, then the air enters the temperature transmitter main body 1 through the inside of one group of communicating pipes 3, when the air enters the inside of the communicating holes 7, the communicating holes 7 can filter dust in the air, the dust is prevented from entering the inside of the temperature transmitter main body 1, then the air absorbs heat in the inside of the temperature transmitter main body 1, then the air enters the other side of the inside of the installation box 2 through the other group of communicating pipes 3, and then the air is emitted to the outside through the baffle plate 8, so that the circulation of the air is completed, and the heat dissipation effect of the temperature transmitter main body 1 is better.

When the communication hole 7 is used for a long time and more dust is accumulated, the connecting rods 14 on two sides can be slid, so that the connecting rods 14 are hung on the mounting rods 13 to move, the mounting rods 13 drive the fixing rods 12 to move, so that the fixing rods 12 are separated from the interiors of the fixing holes 11, then the embedded blocks 9 are separated from the interiors of the grooves 10, the mounting plates 6 are detached, the mounting plates 6 can be cleaned conveniently, the communication holes 7 are prevented from being blocked by dust, the cleaned mounting plates 6 are placed into the interiors of the grooves 10 again through the embedded blocks 9, the embedded blocks 9 are contacted with the inclined surfaces of the fixing rods 12, the fixing rods 12 move, and then the pressure springs 15 drive the fixing rods 12 to restore, so that the fixing rods 12 are embedded into the interiors of the fixing holes 11 again to fix the embedded blocks 9, and the mounting plates 6 are mounted.

In the utility model, the installation mode, the connection mode or the setting mode of all the components are common mechanical modes, and the specific structure, the model and the coefficient index of all the components are self-contained technologies, so long as the beneficial effects can be achieved, the implementation can be carried out, and redundant description is omitted.

The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be made in the equivalent manner, and the embodiments are included in the protection scope of the present utility model.

In the present utility model, unless otherwise indicated, the terms "about" and "front and back," inner and outer, and vertical levels, "etc., used herein are merely intended to refer to the orientation of the term in conventional use, or are colloquially known to those skilled in the art, and should not be construed as limiting the term, while the terms" first, "second," and "third," etc., do not denote a particular number or order, but are merely intended to be used in distinguishing between the terms, and the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides an explosion-proof type temperature transmitter, includes temperature transmitter main part (1), its characterized in that, the top of temperature transmitter main part (1) is provided with mounting box (2), the both sides of mounting box (2) all are provided with communicating pipe (3), the inside of temperature transmitter main part (1) is extended to the both ends of communicating pipe (3), the inside of mounting box (2) is provided with fan (5), the output of fan (5) and a set of communicating pipe (3) interconnect wherein, the hole groove has been seted up on the top of mounting box (2), and the inside of hole groove is provided with mounting panel (6), communication hole (7) have been seted up on the top of mounting panel (6).

2. An explosion-proof temperature transmitter according to claim 1, characterized in that the end of the communication pipe (3) is provided with a filter screen (4), the filter screen (4) being located inside the temperature transmitter body (1).

3. An explosion-proof temperature transmitter according to claim 1, wherein a baffle (8) is provided inside the mounting box (2), the baffle (8) being provided obliquely.

4. The explosion-proof temperature transmitter according to claim 1, wherein the communication hole (7) is in a truncated cone shape, and the diameter of the inner wall of the top end of the communication hole (7) is smaller than the diameter of the inner wall of the bottom end of the communication hole (7).

5. The explosion-proof temperature transmitter according to claim 1, wherein the two ends of the mounting plate (6) are provided with an insert (9), a slot (10) is formed in the top end of the mounting box (2), the insert (9) extends to the inside of the slot (10), a fixing rod (12) is arranged in the slot (10), a fixing hole (11) is formed in the middle position of the insert (9), the end part of the fixing rod (12) extends to the inside of the fixing hole (11), a mounting rod (13) is arranged in the middle position of the fixing rod (12), and the top end of the mounting rod (13) extends to the outside.

6. The explosion-proof temperature transmitter according to claim 5, wherein the bottom end of the insert (9) and the end of the fixing rod (12) are both inclined, the top end of the mounting box (2) is provided with a connecting rod (14), and two ends of the connecting rod (14) are fixedly connected with the top end of the mounting rod (13).

7. The explosion-proof temperature transmitter according to claim 5, wherein a pressure spring (15) is arranged in the slot (10), and the pressure spring (15) is sleeved outside the fixed rod (12).