Comprehensive sampler for atmospheric gas

Abstract

The utility model relates to the technical field of gas samplers, in particular to a comprehensive sampler for atmospheric gas, which comprises a supporting assembly, the supporting assembly comprises a stand column, the top of the stand column is fixedly connected with a hinge seat, the outside of the hinge seat is hinged with a hinge cylinder, an adjusting rod is inserted into the hinge cylinder, and the adjusting rod is connected with a connecting rod. A supporting rod is hinged to the outer wall of the adjusting rod, a lantern ring is hinged to the other end of the supporting rod, and the stand column is sleeved with the lantern ring. And the clamping ring is fixedly connected to the upper surface of the hinge seat, a clamping plate is rotationally clamped in the clamping ring, and a sampling machine body is fixedly connected to the top of the clamping plate. According to the utility model, through the arrangement of the adjustable structure of the supporting assembly, the installation height can be flexibly adjusted under the condition that the supporting assembly is stably supported, and meanwhile, the installation and positioning of the sampling machine body are realized in a rotary clamping manner, so that the installation convenience of the sampling machine body can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of gas samplers, in particular to a comprehensive sampler for atmospheric gases. Background Art

[0002] A gas sampler is a conventional instrument used to collect gas samples in the atmospheric environment or working environment. It consists of two vacuum pumps that form independent gas circuit systems. When it is installed and used, it is mainly installed and positioned in conjunction with a tripod bracket. When the existing sampler is installed with the tripod bracket, it is mainly installed and positioned by bolts. The connection method is cumbersome, which reduces the overall installation efficiency of the device and is not convenient for quick installation and positioning. Utility Model Content

[0003] The purpose of the utility model is to provide a comprehensive sampler for atmospheric gases to solve the problem that the sampler proposed in the above background technology is mainly installed and positioned by bolts when installed on the tripod bracket, and its connection method is cumbersome, thereby reducing the overall installation efficiency of the device and making it inconvenient to quickly install and position.

[0004] To achieve the above purpose, the utility model provides the following technical solution: a comprehensive sampler for atmospheric gas, comprising:

[0005] A support assembly, the support assembly includes a column, the top of the column is fixedly connected with a hinge seat, the outside of the hinge seat is hinged with a hinge tube, the inside of the hinge tube is inserted with an adjustment rod, the outer wall of the adjustment rod is hinged with a support rod, the other end of the support rod is hinged with a collar, and the collar is sleeved on the outside of the column;

[0006] A clamping ring is fixedly connected to the upper surface of the hinge seat, a clamping plate is rotatably engaged inside the clamping ring, and a sampling body is fixedly connected to the top of the clamping plate.

[0007] Preferably, the articulated cylinders and the adjusting rods are provided in three groups, and the three groups of articulated cylinders and the adjusting rods are evenly distributed on the outside of the articulated seat.

[0008] Preferably, a first threaded hole is formed on the outside of the hinge cylinder, and a first threaded rod is threadedly connected to the inside of the first threaded hole, and the first threaded rod abuts against the outer wall of the adjusting rod.

[0009] Preferably, the bottom of the column is in a step shape, and the outer diameter of the collar is equal to the diameter of the step of the column.

[0010] Preferably, a second threaded hole is formed on the outside of the collar, and a second threaded rod is threadedly connected to the inside of the second threaded hole, and the second threaded rod abuts against the outer wall of the column.

[0011] Preferably, a positioning groove is provided at the center of the clamping ring, and a clamping groove is provided at the edge of the positioning groove, and a clamping block is fixedly connected to the outer wall of the clamping plate.

[0012] Preferably, the depth of the positioning groove is equal to the depth of the clamping plate, the engaging groove is an arc-shaped L-shaped structure, a mounting groove for an adapter clamp ring is provided at the bottom of the sampling body, and the inner wall of the mounting groove is connected to the clamping plate by screws.

[0013] Compared with the prior art, the beneficial effect of the present invention is that the utility model can flexibly adjust the installation height while providing stable support through the adjustable structural setting of the support component, and can realize the installation positioning of the sampling body through the rotational engagement method, thereby achieving convenience in its installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A is a schematic diagram of the enlarged structure of the middle part;

[0016] Figure 3 This is a schematic diagram of the exploded structure of the support assembly of the utility model;

[0017] Figure 4 It is a cross-sectional structural schematic diagram of the utility model;

[0018] Figure 5 This is a schematic diagram of the distribution structure of the clamping plate and the clamping ring of the utility model.

[0019] In the figure: 1. support assembly; 11. column; 12. hinge seat; 13. hinge cylinder; 14. adjustment rod; 15. support rod; 16. collar; 2. snap ring; 21. positioning groove; 22. snap groove; 3. clamping plate; 31. clamping block; 4. sampling body. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The utility model provides an embodiment: a comprehensive sampler for atmospheric gases, comprising:

[0022] The support assembly 1 includes a column 11, a hinge seat 12 is fixedly connected to the top of the column 11, a hinge tube 13 is hinged to the outside of the hinge seat 12, an adjusting rod 14 is inserted into the inside of the hinge tube 13, a support rod 15 is hinged to the outer wall of the adjusting rod 14, a collar 16 is hinged to the other end of the support rod 15, and the collar 16 is sleeved on the outside of the column 11. Through the arrangement of this structure, when the hinge tube 13 and the adjusting rod 14 are unfolded, the collar 16 is pulled down, and the support rod 15 is supported horizontally at the same time, so that the adjusted adjusting rod 14 and the collar 16 are further squeezed and positioned;

[0023] The snap ring 2 is fixedly connected to the upper surface of the hinged seat 12, and the inner part of the snap ring 2 is rotatably engaged with the card plate 3, and the top of the card plate 3 is fixedly connected with the sampling body 4. Through the rotational engagement connection between the snap ring 2 and the card plate 3, the sampling body 4 can be quickly installed and positioned, which greatly improves the convenience of installing the sampling body 4. The sampling body 4 adopts the model YP-H1.

[0024] Furthermore, three groups of the articulated tubes 13 and the adjusting rods 14 are provided, and the three groups of the articulated tubes 13 and the adjusting rods 14 are evenly distributed on the outside of the articulated seat 12 .

[0025] Furthermore, a first threaded hole is opened on the outside of the articulated cylinder 13, and the internal thread of the first threaded hole is connected to a first threaded rod, and the first threaded rod abuts against the outer wall of the adjusting rod 14, and a non-slip foot pad is provided at the bottom of the adjusting rod 14, which can increase the friction with the ground, thereby improving the stability of the device support.

[0026] Furthermore, the bottom of the column 11 is stepped, and the outer diameter of the collar 16 is equal to the diameter of the step of the column 11. The stepped setting plays a good limiting role, and the sliding connection between the column 11 and the collar 16 further plays a limiting and guiding role.

[0027] Furthermore, a second threaded hole is opened on the outside of the ring 16, and the internal thread of the second threaded hole is connected to a second threaded rod, and the second threaded rod abuts against the outer wall of the column 11. Through the provision of the second threaded rod, the positioning effect of the ring 16 can be improved, thereby improving the stability of the overall support of the device.

[0028] Furthermore, a positioning groove 21 is provided at the center of the snap ring 2, and a locking groove 22 is provided at the edge of the positioning groove 21, a clamping block 31 is fixedly connected to the outer wall of the clamping plate 3, the depth of the positioning groove 21 is equal to the depth of the clamping plate 3, and the locking groove 22 is an arc-shaped L-shaped structure, and a mounting groove adapted to the snap ring 2 is provided at the bottom of the sampling body 4, and the inner wall of the mounting groove is connected to the clamping plate 3 by screws, and the clamping block 31 and the locking groove 22 are docked, engaged and rotated, so that the clamping block 31 is engaged with the inside of the locking groove 22, thereby completing the locking connection between the clamping plate 3 and the snap ring 2, and realizing the rapid installation and positioning of the sampling body 4.

[0029] Working principle: The sampling bodies 4 used in this application are all products that can be directly purchased on the market. Their principles and connection methods are all existing technologies well known to those skilled in the art, so they will not be repeated here. When the utility model is in use, the support assembly 1 is first unfolded, and the adjusting rod 14 is unfolded by pulling the adjusting rod 14, and further the support rod 15 and the sleeve 16 are hinged and rotated to complete the stable support of the adjusting rod 14, and further the support height is flexibly adjusted by pulling and adjusting the hinge tube 13 and the adjusting rod 14, and finally the support assembly 1 is stably unfolded by the extrusion positioning of the first threaded rod and the second threaded rod, and the sampling body 4 is further connected with the clamping ring 2 through the clamping plate 3, so that the clamping block 31 is clamped to the inside of the clamping groove 22, and further the clamping positioning of the clamping block 31 is achieved by its rotation, and the sampling body 4 can be quickly installed.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A comprehensive sampler for atmospheric gases, characterized in that: include: A support assembly (1), the support assembly (1) comprising a column (11), the top of the column (11) being fixedly connected to a hinge seat (12), the outside of the hinge seat (12) being hinged to a hinge tube (13), the inside of the hinge tube (13) being plugged with an adjustment rod (14), the outer wall of the adjustment rod (14) being hinged to a support rod (15), the other end of the support rod (15) being hinged to a collar (16), and the collar (16) being sleeved on the outside of the column (11); A snap ring (2) is fixedly connected to the upper surface of the hinge seat (12); a snap plate (3) is rotatably engaged inside the snap ring (2); and a sampling body (4) is fixedly connected to the top of the snap plate (3).

2. The comprehensive sampler for atmospheric gases according to claim 1, characterized in that: The hinged tubes (13) and the adjusting rods (14) are both provided in three groups, and the three groups of hinged tubes (13) and the adjusting rods (14) are evenly distributed on the circumference outside the hinged seat (12).

3. The comprehensive sampler for atmospheric gases according to claim 1, characterized in that: A first threaded hole is formed on the outside of the hinge cylinder (13), and a first threaded rod is threadedly connected to the inside of the first threaded hole, and the first threaded rod abuts against the outer wall of the adjustment rod (14).

4. The comprehensive sampler for atmospheric gases according to claim 1, characterized in that: The bottom of the column (11) is in a step shape, and the outer diameter of the collar (16) is equal to the diameter of the step of the column (11).

5. The comprehensive sampler for atmospheric gases according to claim 1, characterized in that: A second threaded hole is formed on the outside of the collar (16), and a second threaded rod is threadedly connected to the inside of the second threaded hole, and the second threaded rod abuts against the outer wall of the column (11).

6. The comprehensive sampler for atmospheric gases according to claim 1, characterized in that: A positioning groove (21) is provided at the center of the clamping ring (2), and a clamping groove (22) is provided at the edge of the positioning groove (21); and a clamping block (31) is fixedly connected to the outer wall of the clamping plate (3).

7. The comprehensive sampler for atmospheric gases according to claim 6, characterized in that: The depth of the positioning groove (21) is equal to the depth of the clamping plate (3); the engaging groove (22) is in an arc-shaped L-shaped structure; a mounting groove for adapting the clamping ring (2) is provided at the bottom of the sampling body (4); and the inner wall of the mounting groove is connected to the clamping plate (3) via screws.

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