Gas standard substance preparation device

Abstract

The utility model discloses a gas standard substance preparation device which comprises a main body assembly, a gas standard substance preparation device and a gas standard substance preparation device, and the main body assembly comprises a shell, a support plate and bottom feet; the adjusting assembly comprises a lead screw, a sliding block, a connecting column, a push rod, a connecting shaft, a torsional spring, a first clamping block, a second clamping block, a connecting ring, a through hole, an inserting rod and a limiting block; the lead screw is rotationally connected between the bottom feet, the sliding block is slidably connected to the lead screw, the connecting column is fixed to the side edge of the sliding block, the push rod is fixed to the end, away from the sliding block, of the connecting column, and one end of the connecting shaft is fixed to the side edge of one bottom foot. The problems that when an existing intelligent dynamic gas distribution instrument is used, an operator lifts a gas distribution instrument shell and then pulls open a lower supporting plate to enable a touch panel on the gas distribution instrument to be in an inclined state so as to facilitate observation and operation of workers, however, the height of the supporting plate is fixed, the supporting plate cannot adapt to using habits of different workers, and operation is inconvenient are solved. And the equipment shell needs to be lifted firstly during opening, so that the use is inconvenient.

Description

Technical Field

[0001] The utility model relates to the technical field of gas preparation equipment, in particular to a gas standard substance preparation device. Background Art

[0002] The gas standard material preparation device is a device used to prepare binary or multi-component mixed standard gases with specific concentrations. This device combines the characteristics of static and dynamic gas distribution methods and can efficiently and accurately prepare gas standard materials of the required concentration. When a certain concentration of a specific gas is prepared, an intelligent dynamic gas distribution instrument is usually used to dilute and mix it.

[0003] When using the existing intelligent dynamic gas distributor, the operator lifts the housing of the distributor and pulls open the support plate below to make the touch panel on the distributor tilted for easy observation and operation. However, the height of the support plate is fixed and cannot adapt to the usage habits of different staff members. In addition, the housing of the device needs to be lifted first when opening it, which is inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to provide a gas standard substance preparation device to solve the problem raised in the above-mentioned background technology that when the existing intelligent dynamic gas distributor is in use, the operator lifts the housing of the distributor and pulls open the support plate below to make the touch panel on the distributor tilted for the convenience of observation and operation by the staff, but the height of the support plate is fixed and cannot adapt to the usage habits of different staff members, and the device housing needs to be lifted first when opening it, which is inconvenient to use.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a gas standard substance preparation device, comprising:

[0007] A main body component, the main body component comprising a shell, a support plate and a base;

[0008] There are four feet in total, which are fixed at the four corners of the lower surface of the shell, and the support plate is rotatably connected to the side of the feet;

[0009] An adjusting assembly, the adjusting assembly comprising a screw rod, a slider, a connecting column, a push rod, a connecting shaft, a torsion spring, a first clamping block, a second clamping block, a connecting ring, a through hole, an insert rod and a limit block;

[0010] The screw rod is rotatably connected between the base feet, the slider is slidably connected to the screw rod, the connecting column is fixed on the side of the slider, the push rod is fixed to the end of the connecting column away from the slider, one end of the connecting shaft is fixed to one of the sides of the base feet, and the other end is rotatably connected to the side of the support plate, the torsion spring is sleeved on the connecting shaft, and the two ends are respectively fixed to the base feet and the support plate, the first clamping block is fixed to one of the sides of the base feet, the connecting ring is inserted in the base feet, and one end is fixed to one end of the screw rod, a through hole is opened on the side of the connecting ring, the insertion rod is inserted in the connecting ring, the limit block is fixed on the side of the insertion rod, and is movably connected in the through hole, and the second clamping block is fixed to the end of the insertion rod away from the connecting ring.

[0011] Furthermore, the adjustment assembly also includes a connecting rod and a connecting plate;

[0012] The connecting rod is fixed between the other two bases, another group of sliders is slidably connected to the connecting rod, and the connecting plate is fixed between the two sliders.

[0013] Furthermore, the main body assembly also includes a heat dissipation port and a handle;

[0014] The heat dissipation openings are arranged on two side edges of the shell, and the handle is fixed on the top of the shell.

[0015] Furthermore, the main body assembly also includes a touch panel, a socket and an air pipe joint;

[0016] The touch panel is fixed at one end of the shell, the socket is fixed at one end of the shell, and the air pipe joint is fixed at the other end of the shell away from the touch panel.

[0017] Furthermore, there are two groups of support plates in a trapezoidal shape, which are located below the housing close to the touch panel.

[0018] Further, a fine-tuning component is included;

[0019] The fine adjustment assembly comprises a collar, an adjustment rod and a knob;

[0020] The sleeve ring is fixed on the side of the support plate, the adjusting rod is screwed in the sleeve ring, and the knob is welded below the adjusting rod.

[0021] Compared with the prior art, the advantages of the present invention are:

[0022] The second clamping block is moved away from the first clamping block, driving the plug rod to move along the connecting ring, the limit block to move along the through hole, and the second clamping block is rotated to drive the plug rod and the limit block to rotate, thereby driving the connecting ring to rotate. The rotation of the connecting ring drives the screw rod to rotate, and the rotation of the screw rod drives the slider to move. The movement of the slider drives another slider at the other end of the connecting plate to move along the connecting rod. The movement of the slider drives the push rod on the connecting column to move, and the push rod drives the support plate to rotate and open around the connecting axis to support the shell. When it is adjusted to a suitable angle, the second clamping block is pushed to engage with the first clamping block, driving the plug rod to move into the connecting ring. If the slider moves backward and the push rod is away from the support plate, the support plate rotates and closes around the connecting axis under the action of the torsion spring. This arrangement can adjust the angle of the support plate according to actual conditions, and then adjust the angle of the shell. The support plate angle adjustment can be achieved by directly rotating the second clamping block, which is convenient to operate.

[0023] Second, the utility model has a fine-tuning component. When the work surface is uneven, the knob can be turned to drive the adjusting rod to rotate in the collar, and the heights of the two support plates can be fine-tuned as needed. This setting can ensure that the gas distribution instrument is placed stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model from a first perspective;

[0026] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle;

[0027] Figure 3 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0028] Figure 4 This is a schematic diagram of the structure of the first card block and the second card block of the utility model;

[0029] Figure 5 It is a schematic diagram of the structure of the fine-tuning component of the utility model.

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 10. Shell; 11. Heat dissipation port; 12. Handle; 13. Touch panel; 14. Socket; 15. Air pipe joint; 16. Support plate; 17. Base; 20. Screw; 21. Slider; 22. Connecting rod; 23. Connecting plate; 24. Connecting column; 25. Push rod; 26. Connecting shaft; 27. Torsion spring; 28. First clamping block; 280. Second clamping block; 29. ​​Connecting ring; 290. Through hole; 291. Insert rod; 292. Limit block; 30. Ring; 31. Adjusting rod; 32. Knob. DETAILED DESCRIPTION

[0032] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0033] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0034] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0035] See also Figure 1-4 As shown, this embodiment is a gas standard substance preparation device, comprising:

[0036] The main body assembly includes a housing 10, a support plate 16 and a base 17;

[0037] There are four feet 17, which are fixed at the four corners of the lower surface of the housing 10, and the support plate 16 is rotatably connected to the side of the feet 17;

[0038] The housing 10 plays a protective role, and the support plate 16 and the base 17 play a supporting role;

[0039] The adjusting assembly includes a screw rod 20, a slider 21, a connecting column 24, a push rod 25, a connecting shaft 26, a torsion spring 27, a first clamping block 28, a second clamping block 280, a connecting ring 29, a through hole 290, an inserting rod 291 and a limiting block 292;

[0040] The screw rod 20 is rotatably connected between the base feet 17, the slider 21 is slidably connected to the screw rod 20, the connecting column 24 is fixed on the side of the slider 21, the push rod 25 is fixed to the end of the connecting column 24 away from the slider 21, one end of the connecting shaft 26 is fixed to the side of one of the base feet 17, and the other end is rotatably connected to the side of the support plate 16, the torsion spring 27 is sleeved on the connecting shaft 26, and the two ends are respectively fixed on the base feet 17 and the support plate 16, the first clamping block 28 is fixed to the side of one of the base feet 17, the connecting ring 29 is inserted in the base feet 17, and one end is fixed to one end of the screw rod 20, the through hole 290 is opened on the side of the connecting ring 29, the plug rod 291 is inserted in the connecting ring 29, the limit block 292 is fixed on the side of the plug rod 291, and is movably connected in the through hole 290, and the second clamping block 280 is fixed to the end of the plug rod 291 away from the connecting ring 29;

[0041] The screw rod 20 rotates to drive the slider 21 to move, the connecting column 24 plays a connecting role, the push rod 25 is used to push the support plate 16, the connecting shaft 26 plays a connecting role to facilitate the rotation of the support plate 16, the torsion spring 27 has a reset function, the first clamping block 28 and the second clamping block 280 play a limiting role, the connecting ring 29 and the insert rod 291 play a connecting role, and the through hole 290 and the limiting block 292 play a limiting role;

[0042] The adjustment assembly also includes a connecting rod 22 and a connecting plate 23;

[0043] A connecting rod 22 is fixed between the other two bases 17, another set of sliders 21 are slidably connected to the connecting rod 22, and a connecting plate 23 is fixed between the two sliders 21;

[0044] The connecting rod 22 plays a limiting role, and the connecting plate 23 plays a limiting role;

[0045] The main body assembly also includes a heat dissipation port 11 and a handle 12;

[0046] The heat dissipation openings 11 are provided on both sides of the housing 10, and the handle 12 is fixed on the top of the housing 10;

[0047] The heat dissipation port 11 facilitates heat dissipation inside the housing 10, and the handle 12 facilitates the movement of the gas distribution instrument;

[0048] The main assembly also includes a touch panel 13, a socket 14 and an air pipe connector 15;

[0049] The touch panel 13 is fixed to one end of the housing 10 , the socket 14 is fixed to one end of the housing 10 , and the air pipe connector 15 is fixed to the other end of the housing 10 away from the touch panel 13 ;

[0050] The touch panel 13 is used to set the working parameters of the gas distribution instrument, the socket 14 is used to connect the communication line, and the air pipe connector 15 is used to connect the ventilation pipe;

[0051] There are two sets of support plates 16 in a trapezoidal shape, located below the housing 10 near the touch panel 13;

[0052] Two sets of support plates 16 are provided to ensure the stability of the gas distribution apparatus.

[0053] Working principle:

[0054] When the gas distribution instrument is used, the second clamping block 280 is pulled away from the first clamping block 28, driving the insertion rod 291 to move along the connecting ring 29, the limit block 292 to move along the through hole 290, and the second clamping block 280 is rotated, driving the insertion rod 291 and the limit block 292 to rotate, thereby driving the connecting ring 29 to rotate, the connecting ring 29 rotates to drive the screw rod 20 to rotate, the screw rod 20 rotates to drive the slider 21 to move, the slider 21 moves to drive another slider 21 at the other end of the connecting plate 23 to move along the connecting rod 22, the slider 21 moves to drive the push rod 25 on the connecting column 24 to move, the push rod 25 pushes the support plate 16 to rotate around the connecting shaft 26 to open, and the housing 10 is supported;

[0055] When the angle is adjusted to a suitable angle, the second clamping block 280 is pushed to engage with the first clamping block 28, thereby driving the insertion rod 291 to move into the connecting ring 29;

[0056] If the slider 21 moves backward and the push rod 25 moves away from the support plate 16 , the support plate 16 rotates around the connecting shaft 26 and closes under the action of the torsion spring 27 .

[0057] In this step, the angle of the support plate 16 can be adjusted according to actual conditions, thereby adjusting the angle of the housing 10. The angle adjustment of the support plate 16 can be achieved by directly rotating the second clamping block 280, which is convenient to operate.

[0058] See also Figure 5 This embodiment is based on the above embodiment 1 and further includes:

[0059] A fine-tuning assembly, the fine-tuning assembly comprises a collar 30, an adjusting rod 31 and a knob 32;

[0060] The collar 30 is fixed to the side of the support plate 16, the adjustment rod 31 is screwed into the collar 30, and the knob 32 is welded below the adjustment rod 31;

[0061] The collar 30 plays a connecting role, the adjusting rod 31 plays an adjusting role, and the knob 32 plays a supporting role on the one hand and facilitates the operation of the adjusting rod 31 on the other hand.

[0062] Working principle:

[0063] When the angle adjustment of the support plates 16 is completed, if the work surface is uneven, the knob 32 can be rotated to drive the adjustment rod 31 to rotate in the sleeve ring 30, and the heights of the two support plates 16 can be fine-tuned as needed.

[0064] This step can ensure that the gas distribution instrument is placed stably.

[0065] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0066] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A gas standard substance preparation device, characterized in that: include: A main body assembly, the main body assembly comprising a shell (10), a support plate (16) and a base (17); There are four base feet (17) respectively fixed at the four corners of the lower surface of the shell (10), and the support plate (16) is rotatably connected to the side of the base feet (17); An adjustment component, the adjustment component comprising a screw rod (20), a slider (21), a connecting column (24), a push rod (25), a connecting shaft (26), a torsion spring (27), a first clamping block (28), a second clamping block (280), a connecting ring (29), a through hole (290), an insert rod (291) and a limit block (292); The screw rod (20) is rotatably connected between the base feet (17), the slider (21) is slidably connected to the screw rod (20), the connecting column (24) is fixed to the side of the slider (21), the push rod (25) is fixed to the end of the connecting column (24) away from the slider (21), one end of the connecting shaft (26) is fixed to the side of one of the base feet (17), and the other end is rotatably connected to the side of the support plate (16), the torsion spring (27) is sleeved on the connecting shaft (26), and the two ends are respectively fixed to the base feet (17) and the support plate (1 6), a first clamping block (28) is fixed on the side of one of the base feet (17), a connecting ring (29) is inserted into the base foot (17), and one end is fixed to one end of the screw rod (20), a through hole (290) is opened on the side of the connecting ring (29), an insertion rod (291) is inserted into the connecting ring (29), a limit block (292) is fixed on the side of the insertion rod (291), and is movably connected in the through hole (290), and a second clamping block (280) is fixed to one end of the insertion rod (291) away from the connecting ring (29).

2. A gas standard substance preparation device according to claim 1, characterized in that: The adjustment assembly also includes a connecting rod (22) and a connecting plate (23); The connecting rod (22) is fixed between the other two bases (17), another group of sliders (21) are slidably connected to the connecting rod (22), and the connecting plate (23) is fixed between the two sliders (21).

3. A gas standard substance preparation device according to claim 1, characterized in that: The main body assembly also includes a heat dissipation port (11) and a handle (12); The heat dissipation opening (11) is provided on both sides of the shell (10), and the handle (12) is fixed on the top of the shell (10).

4. A gas standard substance preparation device according to claim 1, characterized in that: The main body assembly also includes a touch panel (13), a socket (14) and a trachea connector (15); The touch panel (13) is fixed to one end of the housing (10), the socket (14) is fixed to one end of the housing (10), and the air pipe joint (15) is fixed to the other end of the housing (10) away from the touch panel (13).

5. A gas standard substance preparation device according to claim 1, characterized in that: There are two groups of support plates (16) in a trapezoidal shape, and they are located below the housing (10) near the touch panel (13).

6. A gas standard substance preparation device according to claim 1, characterized in that: Also includes fine-tuning components; The fine adjustment assembly comprises a collar (30), an adjustment rod (31) and a knob (32); The collar (30) is fixed on the side of the support plate (16), the adjusting rod (31) is screwed into the collar (30), and the knob (32) is welded below the adjusting rod (31).

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