CN215492764U

CN215492764U - Filter screen of quick installation for sensor

Info

Publication number: CN215492764U
Application number: CN202121478265.4U
Authority: CN
Inventors: 孔德峰
Original assignee: Shanghai Huangxin Gas Equipment Engineering Co ltd
Current assignee: Shanghai Huangxin Gas Equipment Engineering Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-01-11
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a filter screen for quick installation of a sensor, which comprises a gas detector, wherein a display panel is fixedly embedded in the front of the gas detector, a protective cover is arranged below the gas detector, a thread is arranged on the inner ring of the protective cover, a thread is arranged on the outer surface of the gas detector, the inner ring of the protective cover is in threaded connection with the outer surface of the gas detector, a sensor component is fixedly installed at the detection end of the gas detector, a threaded ring is fixedly embedded in the inner ring of the protective cover, a filter screen is arranged inside the threaded ring, a thread is arranged on the outer surface of the filter screen, the outer surface of the filter screen is in threaded connection with the inner ring of the threaded ring, a threaded groove is arranged at the bottom end of the protective cover, and a protective cover is in threaded connection with the inner wall of the threaded groove. This filter screen of quick installation is used to sensor reaches the effect of installing the filter screen fast, improves the installation rate of filter screen, can install its clearance back fast.

Description

Filter screen of quick installation for sensor

Technical Field

The utility model belongs to the technical field of gas detectors, and particularly relates to a filter screen for a sensor, which is fast to install.

Background

A gas detector, also known as a combustible gas detector, is a detector that responds to the concentration of a single or multiple combustible gases, the combustible gas detector adopts a high-quality gas sensor, the microprocessor is combined with a precise temperature sensor to intelligently compensate the drift of the gas sensitive element, the environment adaptation range is wide, the operation is stable, the debugging is not needed, the gas sensitive detector is widely used for safety monitoring in places with combustible gas such as families, hotels, apartments and the like, can detect natural gas, liquefied petroleum gas and artificial gas, the sensor installed on the gas detector needs to use a filter screen to filter powder and dust in gas, so that the problem that the detection effect is influenced by dust adsorbed on the surface of the sensor can be prevented, but the installation speed of the filter screen of the existing sensor is slower, the sensor filter screen is inconvenient to install after being cleaned, and the installation efficiency of the filter screen is reduced, so that the problem is solved, and the filter screen which is used for the sensor and is installed quickly is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sensor and aims to solve the problems that the installation speed of a filter screen of the existing sensor is low, the filter screen is inconvenient to install after being cleaned, and the installation efficiency of the filter screen is reduced.

The utility model is realized in such a way that a filter screen for a sensor to be quickly installed comprises a gas detector, a display panel is fixedly embedded in the front surface of the gas detector, a protective cover is arranged below the gas detector, the inner ring of the protective cover is provided with threads, the outer surface of the gas detector is provided with threads, the inner ring of the protective cover is in threaded connection with the outer surface of the gas detector, the detection end of the gas detector is fixedly provided with a sensor assembly, the inner ring of the protective cover is fixedly embedded with a threaded ring, a filter screen is arranged inside the threaded ring, the outer surface of the filter screen is provided with threads, the outer surface of the filter screen is in threaded connection with the inner ring of the threaded ring, the bottom of safety cover has seted up the thread groove, the inner wall threaded connection of thread groove has the visor, the through-hole of equidistance range is seted up to the bottom surface of visor.

The inner circle fixedly connected with limiting plate of safety cover, the opening has been seted up to the upper surface of limiting plate, sensor unit's bottom runs through the opening and extends to the top of filter screen, two spacing pads of the last fixed surface of limiting plate, two the upper surface of spacing pad all contacts with sensor unit's surface.

The bottom surface of filter screen fixedly connected with rotor plate, the bottom surface of rotor plate contacts with the upper surface of visor.

The inner ring of the protective cover is fixedly connected with symmetrical positioning blocks, and the bottom surfaces of the two positioning blocks are in contact with the upper surface of the filter screen.

The front of safety cover is equipped with the sign, the back of sign and the front fixed connection of safety cover.

The front of the gas detector is fixedly connected with a nameplate, and the nameplate is positioned above the display plate.

Compared with the prior art, the utility model has the beneficial effects that: through the screw ring that the protecting cover was equipped with, and with the cooperation of the outside screw thread of filter screen, can make the filter screen rotate in the inside of screw ring, thereby can make the filter screen install the inside at the screw ring fast, reach the effect of installing fast the filter screen, screw thread groove through being equipped with the safety cover bottom, can make the visor rotate inside it, and can extrude the bottom of rotor plate, so play the effect of consolidating after the filter screen installation, will make filter screen installation more firm, thereby the installation rate of filter screen has been improved, can install fast after its clearance.

Drawings

FIG. 1 is a front view of the gas sensor of the present invention;

FIG. 2 is a cross-sectional view of a front view of the protective cover of the present invention;

FIG. 3 is a schematic perspective view of a threaded ring according to the present invention;

fig. 4 is a bottom view of the protective cap of the present invention.

In the figure: 1. a gas detector; 2. a display panel; 3. a protective cover; 4. a sensor assembly; 5. a limiting plate; 6. a port; 7. a limiting pad; 8. a threaded ring; 9. a filter screen; 10. positioning blocks; 11. a rotating plate; 12. a protective cover; 13. a thread groove; 14. a label; 15. a nameplate; 16. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-4, a filter screen for rapid installation of a sensor comprises a gas detector 1, a display panel 2 is fixedly inlaid in the front of the gas detector 1, a protective cover 3 is arranged below the gas detector 1, threads are formed in the inner ring of the protective cover 3, threads are formed in the outer surface of the gas detector 1, the inner ring of the protective cover 3 is in threaded connection with the outer surface of the gas detector 1, a sensor assembly 4 is fixedly installed at the detection end of the gas detector 1, a threaded ring 8 is fixedly inlaid in the inner ring of the protective cover 3, a filter screen 9 is arranged inside the threaded ring 8, threads are formed in the outer surface of the filter screen 9, the outer surface of the filter screen 9 is in threaded connection with the inner ring of the threaded ring 8, a threaded groove 13 is formed in the bottom end of the protective cover 3, a protective cover 12 is in threaded connection with the inner wall of the threaded groove 13, and through holes 16 are formed in the bottom surface of the protective cover 12 and are arranged at equal intervals.

According to the utility model, the limiting plate 5 is fixedly connected to the inner ring of the protective cover 3, the through hole 6 is formed in the upper surface of the limiting plate 5, the bottom end of the sensor assembly 4 penetrates through the through hole 6 and extends to the upper side of the filter screen 9, the two limiting pads 7 are fixedly connected to the upper surface of the limiting plate 5, the upper surfaces of the two limiting pads 7 are both contacted with the outer surface of the sensor assembly 4, the sensor assembly 4 can be limited during installation, and the problem of inconvenience during installation is avoided, the rotary plate 11 is fixedly connected to the bottom surface of the filter screen 9, the bottom surface of the rotary plate 11 is contacted with the upper surface of the protective cover 12, the protective cover 12 can be conveniently rotated, and the flexibility of the protective cover 12 during rotation is improved.

The symmetrical locating piece 10 of inner circle fixedly connected with of safety cover 3, the bottom surface of two locating pieces 10 all contacts with the upper surface of filter screen 9, play the effect of location when installing filter screen 9, be convenient for install filter screen 9, the front of safety cover 3 is equipped with sign 14, the back of sign 14 and the positive fixed connection of safety cover 3, can know the product model of inside sensor subassembly 4, be convenient for change the use to it, gas detector 1's positive fixedly connected with data plate 15, and data plate 15 is located the top of display panel 2, will introduce the use flow of gas detector 1, can be to the better use of gas detector 1.

The working principle of the utility model is as follows: when the filter screen 9 is disassembled and cleaned, the protective cover 12 is firstly rotated in the anticlockwise direction, so that the protective cover 12 can be moved out of the inner part of the thread groove 13, then the rotating plate 11 is rotated counterclockwise to drive the filter screen 9 to move downwards in the threaded ring 8, the filter screen 9 can then be removed from the interior of the protective cover 3, cleaned or replaced, when the filter net 9 after cleaning or replacement is installed, the filter net 9 is first moved to the inside of the protective cover 3, then the filter screen 9 is rotated clockwise by the rotating plate 11, the filter screen 9 can move upwards in the threaded ring 8 until contacting with the positioning block 10, then, the protective cover 12 is extended into the thread groove 13, so that the protective cover 12 can be contacted with the bottom end of the rotating plate 11, and the filter screen 9 can be effectively fixed.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a filter screen of quick installation for sensor, includes gas detector (1), its characterized in that: the front of the gas detector (1) is fixedly inlaid with a display panel (2), a protective cover (3) is arranged below the gas detector (1), inner rings of the protective cover (3) are provided with threads, the outer surface of the gas detector (1) is provided with threads, the inner rings of the protective cover (3) are in threaded connection with the outer surface of the gas detector (1), a sensor component (4) is fixedly mounted at the detection end of the gas detector (1), threaded rings (8) are fixedly inlaid in the inner rings of the protective cover (3), a filter screen (9) is arranged inside the threaded rings (8), threads are arranged on the outer surface of the filter screen (9), the outer surface of the filter screen (9) is in threaded connection with the inner rings of the threaded rings (8), threaded grooves (13) are formed in the bottom end of the protective cover (3), and protective covers (12) are in threaded connection with the inner walls of the threaded grooves (13), the bottom surface of the protective cover (12) is provided with through holes (16) which are arranged at equal intervals.

2. The filter screen for sensor of claim 1, wherein: inner circle fixedly connected with limiting plate (5) of safety cover (3), opening (6) have been seted up to the upper surface of limiting plate (5), the bottom of sensor module (4) runs through opening (6) and extends to the top of filter screen (9), two spacing pads (7) of the last fixed surface of limiting plate (5) are connected with, two the upper surface of spacing pad (7) all contacts with the surface of sensor module (4).

3. The filter screen for sensor of claim 1, wherein: the bottom surface of the filter screen (9) is fixedly connected with a rotating plate (11), and the bottom surface of the rotating plate (11) is in contact with the upper surface of the protective cover (12).

4. The filter screen for sensor of claim 1, wherein: the inner ring of the protective cover (3) is fixedly connected with symmetrical positioning blocks (10), and the bottom surfaces of the positioning blocks (10) are in contact with the upper surface of the filter screen (9).

5. The filter screen for sensor of claim 1, wherein: the front of safety cover (3) is equipped with sign (14), the front fixed connection of the back and safety cover (3) of sign (14).

6. The filter screen for sensor of claim 1, wherein: the front face of the gas detector (1) is fixedly connected with a nameplate (15), and the nameplate (15) is located above the display plate (2).