CN210719470U

CN210719470U - Temperature sensor with negative pressure adsorption function

Info

Publication number: CN210719470U
Application number: CN201922275619.4U
Authority: CN
Inventors: 路安安
Original assignee: Wuxi Micin Microelectronics Technology Co Ltd
Current assignee: Wuxi Micin Microelectronics Technology Co Ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-06-09
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a temperature sensor with negative pressure adsorbs function, the power distribution box comprises a box body, the bottom surface fixedly connected with mechanism case of box, the inside of mechanism case is equipped with miniature aspiration pump, the equal fixedly connected with fixed plate of the left and right sides face of miniature aspiration pump, two the left and right sides face of fixed plate all with the inside wall fixed connection of mechanism case, the air inlet has been seted up to the bottom surface of mechanism case, the bottom of miniature aspiration pump extends to the inside of air inlet, the bottom surface fixedly connected with air discharge hood of box, the opening has been seted up to the bottom surface of air discharge hood, the inside that the opening runs through and extends to the air discharge hood is run through on the top of miniature aspiration pump, the through-hole has been seted up to the bottom surface of box, and the through. This temperature sensor with negative pressure adsorbs function has possessed the adsorbed function of negative pressure, can make gaseous and temperature sensor contact faster, has improved temperature sensor to the speed of temperature detection.

Description

Temperature sensor with negative pressure adsorption function

Technical Field

The utility model relates to a temperature sensor technical field specifically is a temperature sensor with negative pressure adsorbs function.

Background

The temperature sensor is a sensor which can sense temperature and convert the temperature into a usable output signal, is a core part of a temperature measuring instrument, has various varieties, can be divided into two types of contact and non-contact according to a measuring mode, and is divided into two types of thermal resistance and thermocouple according to sensor materials and electronic element characteristics.

However, the existing non-contact temperature sensor does not have the negative pressure adsorption function when detecting the temperature, the contact time of the gas and the temperature sensor is slow, the speed of detecting the temperature is reduced, and the detection efficiency of the temperature sensor on the temperature is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a temperature sensor with negative pressure adsorbs function to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a temperature sensor with a negative pressure adsorption function comprises a box body, wherein a mechanism box is fixedly connected to the bottom surface of the box body, a micro air pump is arranged inside the mechanism box, fixed plates are fixedly connected to the left side surface and the right side surface of the micro air pump, the left side surface and the right side surface of each fixed plate are fixedly connected with the inner side wall of the mechanism box, an air inlet is formed in the bottom surface of the mechanism box, the bottom end of the micro air pump extends into the air inlet, an exhaust hood is fixedly connected to the bottom surface of the box body, an opening is formed in the bottom surface of the exhaust hood, the top end of the micro air pump penetrates through the opening and extends into the exhaust hood, a through hole is formed in the bottom surface of the box body and is located above the exhaust hood, a temperature sensor is fixedly connected to the inner top wall of the box body and is located above the through hole, the front side of the box body is fixedly connected with a control switch.

Preferably, the equal fixedly connected with mounting panel of the left and right sides face of box, every the mounting hole has all been seted up to the upper surface of mounting panel.

Preferably, the front surface of the box body is fixedly connected with a nameplate, and the nameplate is rectangular.

Preferably, the bottom surface of each fixed plate is fixedly connected with a supporting block, and the bottom surface of each supporting block is fixedly connected with the inner bottom wall of the mechanism box.

Preferably, the inner side wall of the exhaust hood is fixedly connected with symmetrical air guide blocks, and the bottom surface of each air guide block is fixedly connected with the inner bottom wall of the exhaust hood.

Preferably, each inside of discharge port all is equipped with the dust screen, every the surface of dust screen all with the inner wall fixed connection of every discharge port.

Advantageous effects

The utility model discloses following beneficial effect has:

1. through the miniature aspiration pump that is equipped with, can compress, tensile formation vacuum negative pressure to outside gas, will make the gas extraction department of miniature aspiration pump and outside atmospheric pressure produce the pressure differential, under the effect of pressure differential, can discharge outside gas suction pump chamber in the exhaust hood through the gas vent at last to possess the absorbent function of negative pressure, through the fixed plate that miniature aspiration pump both sides are connected, played the effect fixed to miniature aspiration pump.

2. Through the exhaust hood and the through-hole that are equipped with, and through the pressure that miniature aspiration pump discharged, can make the quick discharge to temperature sensor's of the gas in the exhaust hood detection area, outside gas's discharge rate has been accelerated, can make gas and temperature sensor faster contact, the speed that temperature sensor detected the temperature has been improved, through discharge port and the filter screen that is equipped with, gas after can making the detection discharges, also can block outside dust when not using simultaneously, it causes the trouble to avoid getting into the box in.

Drawings

FIG. 1 is a front sectional view of the mechanism case of the present invention;

FIG. 2 is a front sectional view of the box body of the present invention;

fig. 3 is a side view of the box body of the present invention.

In the figure: the device comprises a box body 1, a mechanism box 2, a miniature air pump 3, a fixing plate 4, an air inlet 5, an exhaust hood 6, an opening 7, a control switch 8, a through hole 9, a temperature sensor 10, a discharge port 11, a dust screen 12, a mounting plate 13, a mounting hole 14, a nameplate 15, a wind guide block 16 and a supporting block 17.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a temperature sensor with negative pressure adsorption function comprises a box body 1, wherein mounting plates 13 are fixedly connected to the left side surface and the right side surface of the box body 1, mounting holes 14 are formed in the upper surface of each mounting plate 13, the box body 1 is convenient to mount and operate, unnecessary troubles are reduced, a nameplate 15 is fixedly connected to the front surface of the box body 1, the nameplate 15 is rectangular, a mechanism box 2 is fixedly connected to the bottom surface of the box body 1, a micro air suction pump 3 is arranged inside the mechanism box 2, the micro air suction pump 3 firstly sucks external gas, then makes a diaphragm inside the pump do reciprocating motion through the circular motion of an internal motor through a mechanical device, so that the gas in the pump cavity is compressed and stretched to form vacuum negative pressure, pressure difference is generated between a suction port of the air suction pump and external atmospheric pressure, and the gas is sucked into the pump cavity under the action of the pressure difference, and then discharged from the exhaust port.

The equal fixedly connected with fixed plate 4 of the left and right sides face of miniature aspiration pump 3, the equal fixedly connected with supporting shoe 17 of the bottom surface of every fixed plate 4, the bottom surface of every supporting shoe 17 all with the interior diapire fixed connection of mechanism case 2, can support fixed plate 4, can make fixed plate 4 more stable, the left and right sides face of two fixed plates 4 all with the inside wall fixed connection of mechanism case 2, air inlet 5 has been seted up to the bottom surface of mechanism case 2, the bottom of miniature aspiration pump 3 extends to the inside of air inlet 5, the bottom surface fixedly connected with exhaust hood 6 of box 1, the symmetrical wind-guiding piece 16 of inside wall fixedly connected with of exhaust hood 6, the bottom surface of every wind-guiding piece 16 all with the interior diapire fixed connection of exhaust hood 6, can make the gaseous emission of outside more quick, the gaseous discharge rate has been improved.

The bottom surface of the exhaust hood 6 is provided with a through hole 7, the top end of the miniature air pump 3 penetrates through the through hole 7 and extends into the exhaust hood 6, the bottom surface of the box body 1 is provided with a through hole 9, the through hole 9 is positioned above the exhaust hood 6, the inner top wall of the box body 1 is fixedly connected with a temperature sensor 10, the temperature sensor 10 refers to a sensor which can sense temperature and convert the temperature into a usable output signal, the temperature sensor 10 is the core part of a temperature measuring instrument and has various varieties, the temperature sensor can be divided into two types of contact type and non-contact type according to the measuring mode, the temperature sensor can be divided into two types of thermal resistance and thermocouple according to the characteristics of sensor materials and electronic elements, the temperature sensor 10 is positioned above the through hole 9, the left side surface and the right side surface of the box body 1 are provided with discharge ports 11, the interior of each discharge port 11, can shelter from outside dust, avoid getting into and cause the trouble in the box 1, the front fixedly connected with control switch 8 of box 1.

The working principle is as follows: at first install box 1 in suitable detection position through mounting panel 13 and mounting hole 14, when temperature sensor 10 detected the temperature, start miniature aspiration pump 3 through control switch 8, through the start-up of miniature aspiration pump 3, can make outside gas from air inlet 5 suction, then can discharge to exhaust hood 6 in through opening 7, then can discharge into to box 1 in through-hole 9 of box 1 bottom, thereby can carry out the negative pressure through miniature aspiration pump 3 and adsorb, gaseous speed of discharging has been accelerated, after the quick box 1 of discharging into of outside gas, alright detect the temperature in the gas through temperature sensor 10, thereby can learn the data of temperature in the gas, then the gas after the detection will be through discharge port 11 discharge box 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a temperature sensor with negative pressure adsorbs function, includes box (1), its characterized in that: the bottom surface of the box body (1) is fixedly connected with a mechanism box (2), a micro air pump (3) is arranged inside the mechanism box (2), the left side surface and the right side surface of the micro air pump (3) are fixedly connected with fixing plates (4), the left side surface and the right side surface of each fixing plate (4) are fixedly connected with the inner side wall of the mechanism box (2), the bottom surface of the mechanism box (2) is provided with an air inlet (5), the bottom end of the micro air pump (3) extends into the air inlet (5), the bottom surface of the box body (1) is fixedly connected with an exhaust hood (6), the bottom surface of the exhaust hood (6) is provided with a through hole (7), the top end of the micro air pump (3) penetrates through the through hole (7) and extends into the exhaust hood (6), the bottom surface of the box body (1) is provided with a through hole (9), and the through hole (9) is positioned above, the interior roof fixedly connected with temperature sensor (10) of box (1), and temperature sensor (10) are located the top of through-hole (9), discharge port (11) have all been seted up to the left and right sides face of box (1), the positive fixedly connected with control switch (8) of box (1).

2. The temperature sensor with negative pressure adsorption function according to claim 1, characterized in that: the equal fixedly connected with mounting panel (13) of the left and right sides face of box (1), every mounting hole (14) have all been seted up to the upper surface of mounting panel (13).

3. The temperature sensor with negative pressure adsorption function according to claim 1, characterized in that: the front face of the box body (1) is fixedly connected with a nameplate (15), and the nameplate (15) is rectangular.

4. The temperature sensor with negative pressure adsorption function according to claim 1, characterized in that: the bottom surface of each fixed plate (4) is fixedly connected with a supporting block (17), and the bottom surface of each supporting block (17) is fixedly connected with the inner bottom wall of the mechanism box (2).

5. The temperature sensor with negative pressure adsorption function according to claim 1, characterized in that: the inner side wall of the exhaust hood (6) is fixedly connected with symmetrical air guide blocks (16), and the bottom surface of each air guide block (16) is fixedly connected with the inner bottom wall of the exhaust hood (6).

6. The temperature sensor with negative pressure adsorption function according to claim 1, characterized in that: each inside of discharge port (11) all is equipped with dust screen (12), every the surface of dust screen (12) all with the inner wall fixed connection of each discharge port (11).