阅读说明：本技术 一种用于空气检测采样器的辅助架 (Auxiliary frame for air detection sampler ) 是由 王燕 马小平 姬小琴 韩鹏 于 2021-08-10 设计创作，主要内容包括：本发明公开了一种用于空气检测采样器的辅助架,包括支架和用于安装采样器的调节安装台,所述的支架包括基座、竖直布置在基座上的2根螺纹调节杆和连接在2根螺纹调节杆顶端的限位件,所述的调节安装台在2根螺纹调节杆上可上下移动；调节安装台包括安装板和设于安装板上的调节锁紧机构,所述的调节锁紧机构包括分别旋接在2根螺纹调节杆上的调节齿轮和带动调节齿轮转动的驱动齿轮,调节齿轮具有中心孔,所述的中心孔为螺纹孔,述的驱动齿轮与2个调节齿轮之间齿合连接；本发明提供的辅助架结构简单、使用方便,通过调节锁紧机构的设置使得用于安装采样器的调节安装台在支架上可上下移动,进而实现对不同水平高度的空气进行采样。(The invention discloses an auxiliary frame for an air detection sampler, which comprises a support and an adjusting and mounting platform for mounting the sampler, wherein the support comprises a base, 2 thread adjusting rods vertically arranged on the base and a limiting piece connected to the top ends of the 2 thread adjusting rods, and the adjusting and mounting platform can move up and down on the 2 thread adjusting rods; the adjusting and mounting table comprises a mounting plate and an adjusting and locking mechanism arranged on the mounting plate, the adjusting and locking mechanism comprises adjusting gears which are respectively screwed on the 2 thread adjusting rods and a driving gear which drives the adjusting gears to rotate, the adjusting gears are provided with center holes, the center holes are threaded holes, and the driving gear is in meshed connection with the 2 adjusting gears; the auxiliary frame provided by the invention is simple in structure and convenient to use, and the adjusting and mounting table for mounting the sampler can move up and down on the bracket through the arrangement of the adjusting and locking mechanism, so that the sampling of air with different horizontal heights can be realized.)

1. An auxiliary frame for an air detection sampler comprises a support and an adjusting and mounting platform for mounting the sampler, and is characterized in that the support comprises a base, 2 thread adjusting rods vertically arranged on the base and a limiting piece connected to the top ends of the 2 thread adjusting rods, and the adjusting and mounting platform can move up and down on the 2 thread adjusting rods;

the adjusting and mounting table comprises a mounting plate and an adjusting and locking mechanism arranged on the mounting plate, the adjusting and locking mechanism comprises adjusting gears which are respectively screwed on the 2 thread adjusting rods and a driving gear which drives the adjusting gears to rotate, the adjusting gears are provided with center holes, the center holes are threaded holes, the driving gear is in meshed connection with the 2 adjusting gears, and the driving gear is driven by a motor;

the utility model discloses a structure of adjusting the installation platform, including mounting panel, drive gear, motor, regulation mount table, have the first mounting hole of apparatus installation regulating gear and the second mounting hole that is used for placing drive gear on the mounting panel, and link up between first mounting hole and the second mounting hole, regulating gear is rotatable in first mounting hole, drive gear not with the contact of second mounting hole, the motor locate the top of adjusting the mount table and correspond the position between 2 screw thread adjusting rod.

2. The auxiliary frame for an air detection sampler according to claim 1, wherein the first mounting hole has a mounting groove, the mounting groove is communicated with the second mounting hole, and a sliding groove is formed between the top end surface and the bottom end surface of the adjusting gear and the corresponding surface of the mounting groove, and a ball is arranged in the sliding groove.

3. The auxiliary frame for an air detection sampler as claimed in claim 2, wherein the diameter of the mounting hole is larger than the diameter of the central hole of the adjusting gear.

4. The auxiliary frame for the air detection sampler as claimed in claim 1, wherein the auxiliary frame for the air detection sampler further comprises a controller, the mounting plate is further provided with a level sensor, a mobile power supply and a signal transmission module, the mobile power supply is connected with a motor, the level sensor and the motor are both connected with the signal transmission module, and the signal transmission module is connected with the controller.

5. The auxiliary frame for an air detection sampler as claimed in claim 4, wherein the number of said adjusting installation stations is not less than two.

6. The auxiliary frame for the air detection sampler as claimed in any one of claims 1-5, wherein the mounting plate is circular, and a plurality of mounting seats for mounting the sampler are uniformly arranged on the circular mounting plate along the circumference.

7. The auxiliary frame for the air detection sampler as claimed in claim 6, wherein the thread adjusting rod is formed by at least 3 threaded rods, and one end of the threaded rod is provided with a thread connecting groove, and the other end of the threaded rod is provided with a thread connecting rod matched with the thread connecting groove.

8. The auxiliary frame for the air detection sampler as claimed in claim 7, wherein the threaded rod of one end of the thread adjusting rod is connected to the stopper, and the threaded rod of the other end is connected to the base.

Technical Field

The invention relates to the technical field of air sampling, in particular to an auxiliary frame for an air detection sampler.

Background

The air sampler is an auxiliary instrument, can collect or extract gas in the detected ambient air, can detect the concentration of gas pollutants in the detected ambient air when being used together with instruments such as a gas chromatograph, and is generally installed and fixed through an auxiliary frame when in use;

however, the supporting auxiliary frame of the existing air detection sampler is simple in structure, and only has the function of simply supporting and installing the air sampler, so that the air at different levels is difficult to sample, and the air sampling efficiency is difficult to guarantee.

Disclosure of Invention

The invention provides an auxiliary frame which is convenient for an air detection sampler to sample air with different horizontal heights in order to solve the technical problems.

In order to achieve the purpose, the invention provides an auxiliary frame for an air detection sampler, which comprises a support and an adjusting and mounting platform for mounting the sampler, wherein the support comprises a base, 2 thread adjusting rods vertically arranged on the base and a limiting piece connected to the top ends of the 2 thread adjusting rods, and the adjusting and mounting platform can move up and down on the 2 thread adjusting rods;

the adjusting and mounting table comprises a mounting plate and an adjusting and locking mechanism arranged on the mounting plate, the adjusting and locking mechanism comprises adjusting gears which are respectively screwed on the 2 thread adjusting rods and a driving gear which drives the adjusting gears to rotate, the adjusting gears are provided with center holes, the center holes are threaded holes, the driving gear is in meshed connection with the 2 adjusting gears, and the driving gear is driven by a motor;

the utility model discloses a structure of adjusting the installation platform, including mounting panel, drive gear, motor, regulation mount table, have the first mounting hole of apparatus installation regulating gear and the second mounting hole that is used for placing drive gear on the mounting panel, and link up between first mounting hole and the second mounting hole, regulating gear is rotatable in first mounting hole, drive gear not with the contact of second mounting hole, the motor locate the top of adjusting the mount table and correspond the position between 2 screw thread adjusting rod.

Preferably, the first mounting hole is provided with a mounting groove, the mounting groove is communicated with the second mounting hole, sliding grooves are formed between the top end surface and the bottom end surface of the adjusting gear and the corresponding surface of the mounting groove, and balls are arranged in the sliding grooves.

Preferably, the aperture of the mounting hole is larger than that of the central hole of the adjusting gear.

Preferably, the auxiliary frame for the air detection sampler further comprises a controller, a horizontal height sensor, a mobile power supply and a signal transmission module are further arranged on the mounting plate, the mobile power supply is connected with a motor, the height sensor and the motor are both connected with the signal transmission module, and the signal transmission module is connected with the controller.

Preferably, the number of the adjusting installation platforms is not less than two.

Preferably, the mounting plate is circular, and a plurality of mounting seats for mounting the sampler are uniformly arranged on the circular mounting plate along the circumferential direction.

Preferably, the thread adjusting rod is composed of at least 3 threaded rods, one end of each threaded rod is provided with a thread connecting groove, and the other end of each threaded rod is provided with a thread connecting rod matched with the thread connecting groove.

Preferably, the threaded rod of one end of the thread adjusting rod is connected to the limiting part, and the threaded rod of the other end of the thread adjusting rod is connected to the base.

Compared with the prior art, the invention has the following advantages and beneficial effects:

the auxiliary frame provided by the invention is simple in structure and convenient to use, and the adjusting and mounting table for mounting the sampler can move up and down on the bracket through the arrangement of the adjusting and locking mechanism, so that the sampling of air with different horizontal heights can be realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic structural view of a stent of the present invention;

FIG. 3 is a schematic cross-sectional view of the sampler of the present invention mounted in a stand;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic view of the adjustment locking mechanism of the present invention;

FIG. 6 is a cross-sectional view of the mounting plate of the present invention;

fig. 7 is a control block diagram of the present invention.

Description of reference numerals:

1. the sampler comprises a support, 2, a sampler, 11, a base, 12, a thread adjusting rod, 13, a limiting part, 3, an adjusting installation platform, 31, an installation plate, 32, an adjusting gear, 33, a driving gear, 34, a motor, 35, a first installation hole, 36, a second installation hole, 37, an installation groove, 4, a controller, 5, a horizontal height sensor, 6, a mobile power supply and 7 signal transmission modules.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

As shown in fig. 1, the auxiliary frame for the air detection sampler comprises a support 1 and an adjusting mounting table 3 for mounting a sampler 2, as shown in fig. 2, the support 1 comprises a base 11, 2 threaded adjusting rods 12 vertically arranged on the base 11, and a limiting member 13 connected to the top ends of the 2 threaded adjusting rods 12, and the adjusting mounting table 3 can move up and down on the 2 threaded adjusting rods 12;

the adjusting and mounting table 3 comprises a mounting plate 31 and an adjusting and locking mechanism arranged on the mounting plate 31, as shown in fig. 5, the adjusting and locking mechanism comprises an adjusting gear 32 and a driving gear 33, the adjusting gear 32 is respectively screwed on the 2 thread adjusting rods 12, the adjusting gear 32 is provided with a central hole, the central hole is a threaded hole, the driving gear 33 is in meshed connection with the 2 adjusting gears 32, and the driving gear 33 is driven by a motor 34;

as shown in fig. 6, the mounting plate 31 has a first mounting hole 35 for mounting the adjusting gear 32 and a second mounting hole 36 for placing the driving gear 33, and the first mounting hole 35 and the second mounting hole 36 are communicated, as shown in fig. 3, the adjusting gear 32 is rotatable in the first mounting hole 35, the driving gear 33 is not contacted with the second mounting hole 36, the motor 34 is arranged at the top of the adjusting mounting table 3 and corresponds to a position between 2 screw adjusting rods 12;

specifically, as shown in fig. 4, the first mounting hole 35 has a mounting groove 37, the mounting groove 37 is communicated with the second mounting hole 36, sliding grooves are formed between the top end surface and the bottom end surface of the adjusting gear 32 and the corresponding surfaces of the mounting groove 37, balls are arranged in the sliding grooves, and the diameter of the mounting hole 35 is larger than that of the central hole of the adjusting gear 32.

In implementation, the rotation direction of the adjusting gear 32 is controlled by controlling the rotation direction of the motor 34, so that the mounting plate 31 moves up and down on the threaded adjusting rod 12, and the sampler 2 mounted on the mounting table 3 samples air at different levels according to requirements, wherein the rotation direction of the motor 34 is controlled by the prior art, for example, when the motor 34 is a three-phase motor, only the phase sequence of the current needs to be changed;

specifically, as shown in fig. 7, the auxiliary frame for the air detection sampler further includes a controller 4, the mounting plate 31 is further provided with a horizontal height sensor 5, a mobile power source 6 and a signal transmission module 7, the mobile power source 6 is connected with the motor 34, both the height sensor 5 and the motor 34 are connected with the signal transmission module 7, and the signal transmission module 7 is connected with the controller 4;

as a preferable solution of the above embodiment, as shown in fig. 1, in order to simultaneously sample air at different levels, the number of the mounting stations 3 is adjusted to be not less than two.

As a preferable solution of the above embodiment, as shown in fig. 6, in order to realize sampling of air at multiple angles, the mounting plate 31 is circular, and a plurality of mounting seats for mounting the sampler 2 are uniformly arranged on the circular mounting plate 31 and along the circumferential direction.

As a preferable mode of the above embodiment, as shown in fig. 2, in order to adjust the height of the bracket 1, the thread adjusting rod 12 is composed of at least 3 thread rods, one end of each thread rod has a thread connecting groove, and the other end of each thread rod has a thread connecting rod matched with the thread connecting groove, specifically, the thread rod at one end of the thread adjusting rod 12 is connected to the limiting member 13, and the thread rod at the other end is connected to the base 11.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.