CN215951060U

CN215951060U - Portable telescopic indoor formaldehyde detector

Info

Publication number: CN215951060U
Application number: CN202121920170.3U
Authority: CN
Inventors: 夏童; 李坤; 周子颜; 陈之皎
Original assignee: Tianjin Qingrun Environmental Protection Technology Development Co ltd
Current assignee: Tianjin Qingrun Environmental Protection Technology Development Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-04
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a portable telescopic indoor formaldehyde detector, which comprises a detector main body, wherein a telescopic assembly is arranged at the bottom end of the detector main body, the telescopic assembly comprises an inner column, an outer column, a shell, a bearing, a rotating shaft, a transverse plate, a screw rod sleeve and a screw rod, the bottom end of the detector main body is fixedly connected with the inner column, the outer column is connected on the outer side wall of the inner column in a sliding manner, the right side end of the outer column is connected with the shell in an intercommunicating manner, the bearing is arranged at the bottom end of the shell, the rotating shaft is rotatably connected inside the bearing, the top end of the rotating shaft is fixedly connected with the screw rod, the screw rod sleeve is connected on the outer side wall of the screw rod in a threaded manner, the bottom end of the outer column is fixedly connected with a handle, an anti-slip assembly is arranged inside the handle, the anti-slip assembly comprises a sliding rail, a sliding block, a movable plate and an elastic rubber pad, the utility model can be telescopic, and greatly improves the practicability of the formaldehyde detector, and does not slip easily during hand-holding.

Description

Portable telescopic indoor formaldehyde detector

Technical Field

The utility model relates to a formaldehyde detector, in particular to a portable telescopic indoor formaldehyde detector.

Background

A formaldehyde detector is an instrument for detecting formaldehyde. The device realizes the quick semi-quantitative realization of formaldehyde in indoor air on site, and has the advantages of simple characteristic structure, small volume, convenient carrying and use and intuition. The utility model relates to a portable telescopic indoor formaldehyde detector, which can be widely suitable for field quantitative and qualitative detection of formaldehyde in air of rooms, residential areas, public places, living places and factory and mining workshops.

Patent numbers: CN 110554153A's publication a formaldehyde detector, this design is through the dustproof mechanism of design, and it is convenient to prevent dust to detecting air inlet, has avoided the detector main part when not using, and impurity such as outside dust can be followed and detected air inlet entering detector main part in, causes the accuracy variation that the detector main part detected, and numerical value has the deviation, still can lead to the problem of equipment damage, has improved and has detected numerical value accuracy.

However, the above patents have the following disadvantages: 1. the design can not be stretched, so that the practicability of the formaldehyde detector is greatly reduced, and improvement is needed. 2. The above designs are slippery during handling and need improvement.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a portable telescopic indoor formaldehyde detector which can be stretched, greatly improves the practicability of the formaldehyde detector, is not easy to slip in a handheld process, and can effectively solve the problems in the background technology.

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

the utility model provides a portable telescopic indoor formaldehyde detector, includes the detector main part, flexible subassembly and flexible subassembly are installed to the bottom of detector main part include inner prop, outer post, casing, bearing, pivot, diaphragm, lead screw cover and lead screw, sliding connection has the outer post on the lateral wall of the bottom fixedly connected with inner prop and the inner prop of detector main part, the bearing is installed to the bottom that the right side end intercommunication of outer post is connected with casing and casing, the inside of bearing is rotated and is connected with the pivot, the top fixedly connected with lead screw of pivot, threaded connection has the lead screw cover on the lateral wall of lead screw, the bottom fixedly connected with handle of outer post, the internally mounted of handle has anti-skidding subassembly and anti-skidding subassembly to include slide rail, slider, movable plate, elastic rubber pad.

Further, the inside left side end fixedly connected with slide rail of handle and the surperficial sliding connection of slide rail have the slider, the right side end fixedly connected with movable plate of slider, install elastic rubber pad between the bottom of movable plate and the inside bottom of handle.

Furthermore, the bottom end of the rotating shaft is fixedly connected with a transverse plate, and the transverse plate facilitates rotation of the rotating shaft.

Furthermore, the left end of the screw rod sleeve is fixedly connected with the lower part of the right end of the inner column, and the screw rod sleeve drives the inner column to move up and down.

Furthermore, the cross section of the screw rod sleeve is the same as that of the inside of the shell, and the screw rod sleeve can well linearly move along the inside of the shell.

Compared with the prior art, the utility model has the following beneficial effects: the transverse plate is rotated clockwise or anticlockwise, the transverse plate drives the rotating shaft to rotate in the forward and reverse directions, the rotating shaft rotates along the inside of the bearing, the rotating shaft drives the screw rod to rotate in the forward and reverse directions, the screw rod drives the screw rod sleeve to move up and down (it needs to be explained that the cross section of the screw rod sleeve is the same as the inner cross section of the shell, the screw rod sleeve can only linearly move up and down along the inside of the shell, so that the screw rod sleeve is prevented from being driven to rotate by the screw rod), the screw rod sleeve drives the inner column to move up and down, the inner column slides up and down along the outer column, the inner column drives the detector main body (the detector main body is a formaldehyde detector) to move up and down, the aim of the flexible detector main body can be achieved, formaldehyde can be detected more conveniently, the practicability of the device is greatly improved, when the formaldehyde detector is held by the handle (the movable plate and the bottom part of the movable plate are held by hands of workers, extrusion force can drive the slide block to move downwards, the sliding block slides downwards along the sliding rail (so that the linear movement of the moving plate can be well maintained), the elastic rubber pad is extruded, the moving plate is well supported by the elastic rubber pad by utilizing the elastic performance of the elastic rubber pad, the moving plate is attached to the hand of a worker, and the sliding is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of a portable telescopic indoor formaldehyde detector of the present invention;

FIG. 2 is an enlarged view of a part A of the portable telescopic indoor formaldehyde detector shown in FIG. 1;

FIG. 3 is a schematic view of the internal structure of a casing of the portable telescopic indoor formaldehyde detector of the present invention;

FIG. 4 is a schematic view of the cross section of the connection between the screw rod sleeve and the inner column of the portable telescopic indoor formaldehyde detector of the utility model.

In the figure: 1. a detector main body; 2. a telescoping assembly; 201. an inner column; 202. an outer column; 203. a housing; 204. a bearing; 205. a rotating shaft; 206. a transverse plate; 207. a screw rod sleeve; 208. a screw rod; 3. a handle; 4. an anti-skid component; 401. a slide rail; 402. a slider; 403. moving the plate; 404. an elastic rubber pad.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a portable telescopic indoor formaldehyde detector, includes detector main body 1, telescopic assembly 2 is installed to the bottom of detector main body 1 and telescopic assembly 2 includes inner column 201, outer column 202, casing 203, bearing 204, pivot 205, diaphragm 206, screw rod cover 207 and lead screw 208, sliding connection has outer column 202 on the lateral wall of inner column 201 and inner column 201 of bottom fixedly connected with of detector main body 1, the right side end intercommunication of outer column 202 is connected with casing 203 and the bottom of casing 203 installs bearing 204, the inside rotation of bearing 204 is connected with pivot 205, the top fixedly connected with lead screw 208 of pivot 205, threaded connection has screw rod cover 207 on the lateral wall of lead screw 208, the bottom fixedly connected with handle 3 of outer column 202, the internally mounted of handle 3 has anti-skidding subassembly 4 and anti-skidding subassembly 4 includes slide rail 401, A slide block 402, a moving plate 403 and an elastic rubber pad 404.

The handle 3 is fixedly connected with a slide rail 401 at the left end inside, a slide block 402 is connected with the surface of the slide rail 401 in a sliding manner, a moving plate 403 is fixedly connected with the right end of the slide block 402, and an elastic rubber pad 404 is arranged between the bottom end of the moving plate 403 and the bottom end inside the handle 3.

Wherein, the bottom end fixedly connected with diaphragm 206 of pivot 205, diaphragm 206 conveniently rotates pivot 205.

Wherein, the left end of the screw rod sleeve 207 is fixedly connected with the lower part of the right end of the inner column 201, and the screw rod sleeve 207 drives the inner column 201 to move up and down.

The cross section of the screw rod sleeve 207 is the same as the cross section of the inside of the shell 203, and the screw rod sleeve 207 can well move linearly along the inside of the shell 203.

It should be noted that, the utility model is a portable telescopic indoor formaldehyde detector, the transverse plate 206 is rotated clockwise or counterclockwise, the transverse plate 206 drives the rotating shaft 205 to rotate in forward and reverse directions, the rotating shaft 205 rotates along the inside of the bearing 204, the rotating shaft 205 drives the screw rod 208 to rotate in forward and reverse directions, the screw rod 208 drives the screw rod sleeve 207 to move up and down (it should be noted that the cross section of the screw rod sleeve 207 is the same as the inner cross section of the shell 203, the screw rod sleeve 207 can only move up and down along the inside of the shell 203, so as to prevent the screw rod sleeve 207 from being driven to rotate by the screw rod 208), the screw rod sleeve 207 drives the inner column 201 to move up and down, the inner column 201 slides up and down along the outer column 202, the inner column 201 drives the detector main body 1 (the detector main body 1 is a formaldehyde detector) to move up and down, the purpose of the telescopic detector main body 1 can be achieved, the formaldehyde can be detected more conveniently, and the practicability of the device is greatly improved, when the formaldehyde detector is held by the handle 3, a worker holds the handle 3 (holds the bottom parts of the moving plate 403 and the handle 3), the moving plate 403 is pressed to drive the sliding block 402 to move downwards, the sliding block 402 slides downwards along the sliding rail 401 (so that the linear movement of the moving plate 403 can be well maintained), and the elastic rubber pad 404 is pressed, and the elastic rubber pad 404 well supports the moving plate 403 by utilizing the elastic performance of the elastic rubber pad to enable the moving plate 403 to cling to the hand of the worker, so that the slipping is avoided.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A portable telescopic indoor formaldehyde detector comprises a detector main body (1) and is characterized in that a telescopic assembly (2) is installed at the bottom end of the detector main body (1), the telescopic assembly (2) comprises an inner column (201), an outer column (202), a shell (203), a bearing (204), a rotating shaft (205), a transverse plate (206), a screw rod sleeve (207) and a screw rod (208), the bottom end of the detector main body (1) is fixedly connected with the inner column (201) and the outer side wall of the inner column (201) is connected with the outer column (202) in a sliding mode, the right side end of the outer column (202) is connected with the shell (203) in an intercommunicating mode, the bearing (204) is installed at the bottom end of the shell (203), the rotating shaft (205) is connected in an internal rotating mode of the bearing (204), the top end of the rotating shaft (205) is fixedly connected with the screw rod (208), and the outer side wall of the screw rod sleeve (207) is connected with threads, the bottom fixedly connected with handle (3) of outer post (202), the internally mounted of handle (3) has anti-skidding subassembly (4) and anti-skidding subassembly (4) including slide rail (401), slider (402), movable plate (403), elastic rubber pad (404).

2. The portable telescopic indoor formaldehyde detector according to claim 1, characterized in that: the handle is characterized in that a sliding rail (401) is fixedly connected to the left side of the interior of the handle (3), a sliding block (402) is connected to the surface of the sliding rail (401) in a sliding mode, a moving plate (403) is fixedly connected to the right side end of the sliding block (402), and an elastic rubber pad (404) is installed between the bottom end of the moving plate (403) and the bottom end of the interior of the handle (3).

3. The portable telescopic indoor formaldehyde detector according to claim 1, characterized in that: the bottom end of the rotating shaft (205) is fixedly connected with a transverse plate (206).

4. The portable telescopic indoor formaldehyde detector according to claim 1, characterized in that: the left end of the screw rod sleeve (207) is fixedly connected with the lower part of the right end of the inner column (201).

5. The portable telescopic indoor formaldehyde detector according to claim 1, characterized in that: the cross section of the lead screw sleeve (207) is the same as the inner cross section of the shell (203).