CN220137094U

CN220137094U - Handheld VOC detector

Info

Publication number: CN220137094U
Application number: CN202320717566.0U
Authority: CN
Inventors: 高训军
Original assignee: Yichang Huizheng Environmental Protection Engineering Co ltd
Current assignee: Yichang Huizheng Environmental Protection Engineering Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-12-05
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a handheld VOC detector which comprises a host, wherein a protective cover is connected to the host in a sliding manner, a rope hanging hole is formed in the lower end of the host, a socket is fixedly connected to the upper end of the host, and a filter core tube is fixedly connected to one end, far away from the host, of the socket. According to the utility model, the socket is arranged on the host, and the filter element is arranged in the socket, so that air sucked by the VOC detector during detection is filtered through the filter element, the impurity is prevented from interfering with the detection structure, and the detection precision is improved.

Description

Handheld VOC detector

Technical Field

The utility model relates to the field of gas detection equipment, in particular to a handheld VOC detector.

Background

VOC is an acronym for volatile organic compounds (volatile organic compounds), and hand-held VOC detectors are gas leak detection alarm devices. The electrochemical sensor is adopted to directly react with the detected gas in the environment in a diffusion way to generate a linear voltage signal, the existing handheld VOC detector needs to be used for analyzing the air in the air suction machine, the sensor in the machine body is polluted due to the fact that impurities are unavoidably sucked in the process, the detection precision is affected, the Chinese practical patent with the publication number of CN215574969U discloses a handheld VOC detector, the fixing effect on a placing plate is canceled through a clamping assembly arranged on an outer drawing column, the placing plate is fixed through the clamping assembly arranged on an inner drawing column, paper sheets on the placing plate are adsorbed and fixed through an adsorption assembly, detection personnel can finish the detection and recording work by recording monitoring data on the paper sheets, the manpower is saved, but the air is not filtered, and the detection precision is affected.

Disclosure of Invention

The utility model aims to solve the technical problems that the existing handheld detector needs to suck air into a machine body for detection, but impurities exist in the air, so that the pollution to sensors in the machine body is easy to cause, and the detection effect is affected.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a hand-held type VOC detector, including the host computer, sliding connection has the visor on the host computer, the rope hanging hole has been seted up to the lower extreme of host computer, the upper end fixedly connected with socket of host computer, the one end fixedly connected with filter core pipe that the host computer was kept away from to the socket.

Through the technical scheme, air can be filtered through the filter core tube before entering the host, and impurities are prevented from entering the host to influence the detection precision.

The utility model is further characterized in that sliding grooves are formed in two sides of the host, protruding blocks are fixedly connected in the sliding grooves, a display is fixedly connected to the surface of one side, close to the socket, of the host, and a plurality of buttons are fixedly connected to the surface of one side, far away from the display, of the host.

Through the technical scheme, the protective cover can be clamped by the convex blocks, so that the protective cover is prevented from moving randomly and the protective effect is lost.

The socket is further arranged to comprise a fixed pipe, the upper end of the host is fixedly connected with the fixed pipe, a fixed frame is fixedly connected in the fixed pipe, a push rod is fixedly connected to the fixed frame, a baffle is fixedly connected to the outer portion of the fixed pipe, a first spring is fixedly connected to the upper surface of the baffle, and a sleeve is sleeved outside the fixed pipe in a sliding mode.

Through above-mentioned technical scheme, can jack up the closing plate, make things convenient for the circulation of air, make the sleeve fix the filter core pipe simultaneously.

The utility model is further characterized in that a through hole is formed in one end, far away from the baffle, of the fixed pipe, steel balls are arranged in the through hole, a second stop block is fixedly connected to the outer side of one end, far away from the baffle, of the fixed pipe, and a first stop block is fixedly connected to the inner side of one end, close to the second stop block, of the sleeve.

Through above-mentioned technical scheme, avoid the sleeve to fly out when making things convenient for the sleeve to reset, play the restriction effect to the sleeve.

The utility model further provides that the filter core tube comprises a filter core interface, one end of the filter core interface, which is close to the socket, is fixedly connected with a first fixing plate, and one end of the filter core interface, which is close to the first fixing plate, is internally and fixedly connected with a second fixing plate.

Through the technical scheme, the filter core tube can be kept sealed before use, the storage time is prolonged, and impurities are prevented from entering the filter core tube to affect the filtering effect.

The utility model is further characterized in that one side of the second fixing plate, which is close to the first fixing plate, is fixedly connected with a second spring, one end of the second spring, which is far away from the second fixing plate, is fixedly connected with a sealing plate, the sealing plate is in sliding fit with a filter core interface, and a groove is formed outside the filter core interface.

Through above-mentioned technical scheme, can accomodate the steel ball through the recess to under telescopic extrusion, lock socket and filter core interface through the steel ball.

The utility model is further characterized in that the ejector rod is connected with the first fixing plate in a penetrating and sliding mode, the ejector rod is made of stainless steel, and the top end of the ejector rod is provided with a round corner.

Through the technical scheme, the sealing plate is prevented from being damaged by stamping, and the structural strength is improved

The utility model is further arranged that the button is made of rubber, the protective cover is made of plastic, and corners of the protective cover are arranged in a chamfer mode.

The beneficial effects of the utility model are as follows:

according to the utility model, the socket is arranged on the host, the filter element is fixedly connected in the socket, so that the VOC detector can filter certain gases in advance through the filter element, detection cannot be disturbed, and detection precision is greatly improved.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a perspective view of the present utility model;

fig. 3 is a view showing the structure of the filter element fixing part of the present utility model.

In the figure: 1. a host; 2. rope hanging holes; 3. a chute; 4. a protective cover; 5. a socket; 51. a fixed tube; 52. a fixing frame; 53. a push rod; 54. a baffle; 55. a first spring; 56. a sleeve; 57. a first stopper; 58. a through hole; 59. a second stopper; 510. steel balls; 6. a filter core tube; 61. a filter element interface; 62. a first fixing plate; 63. a second spring; 64. a sealing plate; 65. a second fixing plate; 66. a groove; 7. a display; 8. a button; 9. and a bump.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1, 2 and 3, a hand-held VOC detector comprises a main unit 1, a protective cover 4 is slidingly connected to the main unit 1, a rope hanging hole 2 is provided at the lower end of the main unit 1, a socket 5 is fixedly connected to the upper end of the main unit 1, a filter core tube 6 is fixedly connected to one end of the socket 5 far away from the main unit 1, the socket 5 comprises a fixing tube 51, the upper end of the main unit 1 is fixedly connected to the fixing tube 51, a fixing frame 52 is fixedly connected to the fixing frame 52, a push rod 53 is fixedly connected to the fixing tube 51, a baffle 54 is fixedly connected to the outer surface of the baffle 54, a first spring 55 is fixedly connected to the upper surface of the baffle 54, a sleeve 56 is sleeved outside the fixing tube 51 in a sliding manner, the filter core tube 6 comprises a filter core interface 61, a first fixing plate 62 is fixedly connected to one end of the filter core interface 61 close to the socket 5, a second fixing plate 65 is fixedly connected to one end of the filter core interface 61 close to the first fixing plate 62, the ejector rod 53 penetrates through the first fixing plate 62 in a sliding manner, the ejector rod 53 is made of stainless steel, the top end of the ejector rod 53 is provided with round corners, sliding grooves 3 are formed in two sides of the host 1, protruding blocks 9 are fixedly connected in the sliding grooves 3, a display 7 is fixedly connected to one side surface of the host 1, which is close to the socket 5, a plurality of buttons 8 are fixedly connected to one side surface of the host 1, which is far away from the display 7, a through hole 58 is formed in one end, which is far away from the baffle 54, of the fixing tube 51, steel balls 510 are arranged in the through hole 58, a second stop block 59 is fixedly connected to the outer end, which is far away from the baffle 54, of the fixing tube 51, a first stop block 57 is fixedly connected to one end, which is close to the second stop block 59, of the sleeve 56, a second spring 63 is fixedly connected to one side, which is close to the first stop block 62, of the second fixing plate 65, a sealing plate 64 is fixedly connected to one end, which is far away from the second fixing plate 65, of the second spring 63, is mutually matched with the filter core interface 61 in a sliding manner, the filter core interface 61 is provided with a groove 66, the button 8 is made of rubber, the protective cover 4 is made of plastic, and corners of the protective cover 4 are arranged in a chamfering mode.

When the utility model is used, firstly, the sleeve 56 is pulled downwards to insert the filter core interface 61 into the fixed pipe 51, at the moment, the ejector rod 53 pushes the sealing plate 64 open to open the channel, at the moment, the steel balls 510 are extruded out of the through holes 58, then, as the filter core interface 61 is inserted to the bottom, the sleeve 56 is loosened to enable the sleeve 56 to extrude the steel balls 510 into the grooves 66 through the through holes 58, so that the filter core interface 61 of the fixed pipe 51 is locked, and then, the protective cover 4 is slid downwards to be controlled through the button 8.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A hand-held VOC detector comprising a host (1), characterized in that: the novel multifunctional filter is characterized in that the main machine (1) is connected with the protective cover (4) in a sliding manner, the lower end of the main machine (1) is provided with the rope hanging hole (2), the upper end of the main machine (1) is fixedly connected with the socket (5), and one end, far away from the main machine (1), of the socket (5) is fixedly connected with the filter core tube (6).

2. A hand-held VOC detector according to claim 1, characterized in that: the utility model discloses a socket, including host computer (1), spout (3) have been seted up to both sides of host computer (1), all fixedly connected with lug (9) in spout (3), one side fixed surface that host computer (1) is close to socket (5) is connected with display (7), one side fixed surface that host computer (1) kept away from display (7) is connected with a plurality of buttons (8).

3. A hand-held VOC detector according to claim 1, characterized in that: the socket (5) comprises a fixed pipe (51), the upper end of the host (1) is fixedly connected with the fixed pipe (51), a fixed frame (52) is fixedly connected in the fixed pipe (51), a push rod (53) is fixedly connected to the fixed frame (52), a baffle (54) is fixedly connected to the outside of the fixed pipe (51), a first spring (55) is fixedly connected to the upper surface of the baffle (54), and a sleeve (56) is sleeved outside the fixed pipe (51) in a sliding mode.

4. A hand-held VOC detector according to claim 3, characterized in that: the one end that baffle (54) was kept away from to fixed pipe (51) is offered through-hole (58), be provided with steel ball (510) in through-hole (58), the one end outer fixedly connected with second dog (59) that baffle (54) was kept away from to fixed pipe (51), the one end inner fixedly connected with first dog (57) that sleeve (56) are close to second dog (59).

5. A hand-held VOC detector according to claim 1, characterized in that: the filter core pipe (6) comprises a filter core interface (61), one end of the filter core interface (61) close to the socket (5) is fixedly connected with a first fixing plate (62), and one end of the filter core interface (61) close to the first fixing plate (62) is internally fixedly connected with a second fixing plate (65).

6. The hand-held VOC detector according to claim 5, wherein: one side of second fixed plate (65) is close to first fixed plate (62) fixedly connected with second spring (63), one end fixedly connected with closing plate (64) that second spring (63) kept away from second fixed plate (65), closing plate (64) and filter core interface (61) sliding fit each other, recess (66) have been seted up outward to filter core interface (61).

7. A hand-held VOC detector according to claim 3, characterized in that: the ejector rod (53) penetrates through the first fixing plate (62) in a sliding connection mode, the ejector rod (53) is made of stainless steel, and the top end of the ejector rod (53) is provided with a round corner.

8. A hand-held VOC detector according to claim 2, characterized in that: the button (8) is made of rubber, the protection cover (4) is made of plastic, and corners of the protection cover (4) are arranged in a chamfering mode.