CN216847098U

CN216847098U - Sampling device for hazardous chemical substance detection equipment

Info

Publication number: CN216847098U
Application number: CN202123396605.1U
Authority: CN
Inventors: 张明广
Original assignee: Nanjing South Industrial Safety Technology Co ltd
Current assignee: Nanjing Nangong Emergency Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-28
Anticipated expiration: 2031-12-31

Abstract

The utility model belongs to the technical field of the dangerization article detect, especially, a sampling device that dangerization article detection equipment used, which comprises a mounting bas, the mounting groove has been seted up at the top of mounting seat, and is equipped with elevating system in the mounting groove, the last lifter plate that is connected with of elevating system, and the top of lifter plate installs detector body and sampling mechanism in proper order. The utility model discloses the sampling mechanism that sets up can intercept the dust in the air in the process of sampling, and then can prevent that the dust from being brought into the detector body, thereby can improve detection quality and precision, improve the security performance, utilize clean subassembly to make this dust screen difficult to take place the jam condition simultaneously; be provided with elevating system, make two oblique articulated slab activities and drive the lifter plate through servo motor's drive and reciprocate the altitude mixture control that realizes the sampling pipe to can satisfy the not sampling demand of co-altitude, improve flexibility and practicality.

Description

Sampling device for hazardous chemical substance detection equipment

Technical Field

The utility model relates to a danger article detect technical field, especially relate to a sampling device that danger article detection equipment used.

Background

Dangerous chemicals are short for dangerous chemicals, the dangerous chemicals usually need to be detected by detection equipment for safety detection, and the detection equipment usually needs to use a sampling device for sampling and conveying to the detection equipment when detecting.

But current sampling device can absorb into the check out test set on one side the dust in the air when sampling some gaseous state dangerization article, not only can influence the quality and the precision that check out test set detected like this, gaseous state dangerization article and a large amount of dust are mixed together and still have certain danger moreover to current sampling device is still inconvenient carries out reasonable regulation to the height of sampling pipe. Therefore, an improved sampling device for hazardous chemical detection equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the sampling device that a danger article check out test set used that provides can intercept the dust in the air at the in-process of sampling, and then improves detection quality and precision.

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

the utility model provides a sampling device that danger chemicals check out test set used, includes the mount pad, the mounting groove has been seted up at the top of mount pad, and is equipped with elevating system in the mounting groove, the last lifter plate that is connected with of elevating system, and the top of lifter plate installs detector body and sampling mechanism in proper order.

In an optional embodiment, the sampling mechanism comprises an air suction pump and an internal thread cylinder which are sequentially fixed on the outer wall of the top of the lifting plate, an external thread cylinder screwed on the inner wall of the upper part of the internal thread cylinder, a sampling pipe fixedly communicated with the upper part of the external thread cylinder, a dust screen fixed on the inner wall of the lower part of the external thread cylinder and a cleaning assembly.

In an optional embodiment, the cleaning assembly comprises a rotating rod connected with the inner wall of the top of the externally threaded cylinder through a bearing, turbine fan blades sleeved on the rotating rod, a brush fixed on the outer wall of the bottom end of the rotating rod and a collecting tank arranged at the top of the dust screen.

In an optional embodiment, the air exhaust end of the air exhaust pump is communicated with the internal thread cylinder through a first pipeline, and the air outlet end of the air exhaust pump is communicated with the detector body through a second pipeline.

In an optional embodiment, the lifting mechanism comprises a servo motor fixed on the side wall of the mounting seat, a bidirectional screw rod with one end coaxially connected with an output shaft of the servo motor through a coupler, two sliding blocks sequentially screwed on two opposite thread ends of the bidirectional screw rod, and two inclined hinge plates sequentially hinged on the tops of the two sliding blocks.

In an optional embodiment, the output shaft of the servo motor is connected with the inner wall of one side of the mounting groove in a penetrating mode through a bearing, and the other end of the bidirectional screw rod is connected with the inner wall of the other side of the mounting groove through the bearing.

In an optional embodiment, the outer walls of the two sliding blocks are connected with the inner wall of the mounting groove in a sliding mode, the tops of the two inclined hinge plates are hinged to the bottom of the lifting plate, and the two inclined hinge plates are symmetrically arranged.

The utility model has the advantages that:

1. the utility model discloses the sampling mechanism who sets up can intercept the dust in the air in the process of sampling, and then can prevent that the dust from being brought into the detector body to can improve detection quality and precision, improve the security performance, utilize clean subassembly to make this dust screen difficult to take place the jam condition simultaneously;

2. be provided with elevating system, make two articulated slab activities and drive the lifter plate through servo motor's drive and reciprocate the altitude mixture control that realizes the sampling pipe to can satisfy the not sampling demand of co-altitude, improve flexibility and practicality.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

FIG. 2 is a perspective view, partially in section, of the embodiment shown in FIG. 1;

FIG. 3 is an exploded view of a portion of the components of the embodiment shown in FIG. 1;

fig. 4 is a perspective view of the bottom of the lifter plate of the embodiment shown in fig. 1.

Reference numerals: the device comprises a mounting seat 1, a mounting groove 2, a lifting plate 3, a detector body 4, an air pump 5, an internal thread cylinder 6, an external thread cylinder 7, a sampling pipe 8, a dust screen 9, a rotating rod 10, turbine fan blades 11, a hairbrush 12, a collecting groove 13, a servo motor 14, a bidirectional screw rod 15, a sliding block 16 and an inclined hinged plate 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.

Example one

As shown in fig. 1-3, a sampling device for hazardous chemical detection equipment comprises a mounting seat 1, a mounting groove 2, a lifting plate 3, a detector body 4, a lifting mechanism and a sampling mechanism, wherein the mounting groove 2 is formed in the top of the mounting seat 1, the detector body 4 is mounted on the outer wall of the top of the lifting plate 3 through a bolt, and the detector body 4 is used for conveniently detecting gaseous hazardous chemical fed in;

the sampling mechanism is specifically composed of an air pump 5 which is arranged on the outer wall of the top of the lifting plate 3 through a bolt, an internal thread cylinder 6 which is welded on the outer wall of the top of the lifting plate 3, an external thread cylinder 7 which is in threaded connection with the inner wall of the upper part of the internal thread cylinder 6, a sampling pipe 8 which is fixedly communicated with the upper part of the external thread cylinder 7, a dust screen 9 which is arranged on the inner wall of the lower part of the external thread cylinder 7 through a bolt and a cleaning component;

in addition, the air exhaust end of the air exhaust pump 5 is communicated with the internal thread cylinder 6 through a first pipeline, the air outlet end of the air exhaust pump 5 is communicated with the detector body 4 through a second pipeline, so that gaseous hazardous chemical substances are sucked into the external thread cylinder 7 from the sampling pipe 8 through the suction force generated by the air exhaust pump 5 during sampling, dust brought in is blocked after being filtered by the dustproof net 9, and finally the gaseous hazardous chemical substances enter the detector body 4 for detection, so that the detection quality and accuracy can be improved, and the safety performance is improved;

the cleaning assembly specifically comprises a rotating rod 10 connected with the inner wall of the center of the top of the external thread cylinder 7 through a bearing, turbine fan blades 11 fixedly sleeved on the rotating rod 10, a brush 12 adhered to the outer wall of the bottom end of the rotating rod 10 and a collecting tank 13 arranged at the top of a dust screen 9, more specifically, bristles at the bottom of the brush 12 are in contact with the surface of the dust screen 9, the dust screen 9 is circular, and the length of the brush 12 is smaller than the radius of the dust screen 9;

when cleaning, the air current that the gaseous state danger article that get into produced can order about turbine fan blade 11 and drive bull stick 10 and rotate, and then bull stick 10 drives brush 12 and does the circumference and rotate and clear up dust screen 9 accumulational impurity in the surface to collection tank 13, can avoid dust screen 9 to take place the condition of jam like this to because be threaded connection between internal thread section of thick bamboo 6 and the external screw thread section of thick bamboo 7, made things convenient for the dismantlement of dust screen 9.

Example two

As shown in fig. 1 and fig. 4, the present embodiment is optimized based on embodiment 1, specifically as follows:

the lifting mechanism is specifically composed of a servo motor 14 which is arranged on the side wall of the mounting seat 1 through bolts, a bidirectional screw 15 of which one end is coaxially connected with an output shaft of the servo motor 14 through a coupler, two sliders 16 which are sequentially in threaded connection with two opposite threaded ends of the bidirectional screw 15, and two inclined hinge plates 17 which are sequentially hinged on the tops of the two sliders 16;

more specifically, an output shaft of the servo motor 14 is connected with the inner wall of one side of the mounting groove 2 through a bearing in a penetrating manner, the other end of the bidirectional screw 15 is connected with the inner wall of the other side of the mounting groove 2 through a bearing, the outer walls of the two sliding blocks 16 are both connected with the inner wall of the mounting groove 2 in a sliding manner, the tops of the two inclined hinge plates 17 are both hinged to the bottom of the lifting plate 3, the two inclined hinge plates 17 are symmetrically arranged, the servo motor 14 is connected with a forward and backward switch through a lead, and the forward and backward switch is connected with a power line;

in this embodiment, can be to the altitude mixture control of sampling pipe 8 through this elevating system to can satisfy the not sampling demand of co-altitude, improve flexibility and practicality.

The working principle is as follows: firstly, the height of the sampling tube 8 is adjusted according to actual use requirements, the output shaft of the servo motor 14 drives the bidirectional screw 15 to rotate during adjustment, the two sliding blocks 16 are close to or far away from each other under the limit of the mounting groove 2, and finally the lifting plate 3 can move up and down under the hinging action of the two inclined hinging plates 17;

secondly, when sampling, the suction that produces through aspiration pump 5 makes gaseous state dangerization article from sampling pipe 8 by the suction in the external screw thread section of thick bamboo 7, will bring into the dust that comes into after the filtration of dust screen 9 at this moment and block, and gaseous state dangerization article finally enters into detector body 4 and detects.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a sampling device that danger chemicals check out test set used, includes mount pad (1), its characterized in that, mounting groove (2) have been seted up at the top of mount pad (1), and are equipped with elevating system in mounting groove (2), the last lifter plate (3) that is connected with of elevating system, and the top of lifter plate (3) installs detector body (4) and sampling mechanism in proper order.

2. The sampling device for the hazardous chemical substance detection equipment according to claim 1, wherein the sampling mechanism comprises an air pump (5) and an internal thread cylinder (6) which are sequentially fixed on the outer wall of the top of the lifting plate (3), an external thread cylinder (7) screwed on the inner wall of the upper part of the internal thread cylinder (6), a sampling pipe (8) fixedly communicated with the upper part of the external thread cylinder (7), a dust screen (9) fixed on the inner wall of the lower part of the external thread cylinder (7) and a cleaning assembly.

3. The sampling device for hazardous chemical substance detection equipment according to claim 2, wherein the cleaning component comprises a rotating rod (10) connected with the inner wall of the center of the top of the externally threaded cylinder (7) through a bearing, turbine blades (11) sleeved on the rotating rod (10), a brush (12) fixed on the outer wall of the bottom end of the rotating rod (10), and a collecting tank (13) arranged at the top of the dust screen (9).

4. The sampling device for the hazardous chemical substance detection equipment according to claim 2, wherein the air suction end of the air suction pump (5) is communicated with the internal thread cylinder (6) through a first pipeline, and the air outlet end of the air suction pump (5) is communicated with the detector body (4) through a second pipeline.

5. The sampling device for the hazardous chemical substance detection equipment according to claim 1, wherein the lifting mechanism comprises a servo motor (14) fixed on the side wall of the mounting seat (1), a bidirectional screw (15) with one end coaxially connected with an output shaft of the servo motor (14) through a coupler, two sliding blocks (16) sequentially screwed at two opposite thread ends of the bidirectional screw (15), and two inclined hinge plates (17) sequentially hinged at the tops of the two sliding blocks (16).

6. The sampling device for the hazardous chemical substance detection equipment according to claim 5, wherein the output shaft of the servo motor (14) is connected with the inner wall of one side of the mounting groove (2) through a bearing, and the other end of the bidirectional screw (15) is connected with the inner wall of the other side of the mounting groove (2) through a bearing.

7. The sampling device for the hazardous chemical substance detection equipment according to claim 5, wherein the outer walls of the two sliding blocks (16) are slidably connected with the inner wall of the mounting groove (2), the tops of the two inclined hinge plates (17) are hinged to the bottom of the lifting plate (3), and the two inclined hinge plates (17) are symmetrically arranged.