Hydrogen concentration detection device

Abstract

The utility model relates to the technical field of hydrogen concentration detection, in particular to a hydrogen concentration detection device which comprises a detector, the surface of the detector is sleeved with a protective cover through threads, the surface of the detector is fixedly connected with a connecting sleeve, and the surface of the connecting sleeve is connected with an adjusting screw handle. The surface of the adjusting screw handle is fixedly connected with a screw cylinder, the surface of the screw cylinder is fixedly connected with an abutting sleeve, and the inner wall of the abutting sleeve is fixedly connected with a pressing ball. Under the connection of the abutting sleeve and the pressing ball, under the action of the pressing ball, the connecting line in the connecting sleeve is pressed and supported, the stability performance of connecting and using of the connecting line is improved, then the using performance of a detection instrument is improved, and under the connection of the threaded sleeve and the threaded rod, the supporting control effect of the connecting position of the shading plate on the protective cover is achieved; under the action of the shading plate, the shading treatment effect is achieved, and the use performance of the detection instrument is improved.

Description

Technical Field

[0001] This utility model relates to the field of hydrogen concentration detection technology, specifically a hydrogen concentration detection device. Background Technology

[0002] Hydrogen is produced through electrolysis. To prevent hydrogen leakage, hydrogen concentration detectors are used to monitor the hydrogen concentration. However, existing hydrogen concentration detectors lack a binding mechanism between the connecting cable and the instrument. The cable is easily pulled apart by external forces, affecting the performance of the instrument. Utility Model Content

[0003] The purpose of this invention is to provide a hydrogen concentration detection device to solve the problem mentioned in the background art that the connection between the connecting line and the instrument lacks a binding mechanism, and the connecting line is easily pulled off by external forces, which affects the performance of the instrument connection.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a hydrogen concentration detection device, comprising a detector, a protective cover threaded onto the surface of the detector, a connecting sleeve fixedly connected to the surface of the detector, an adjusting screw connected to the surface of the connecting sleeve, a screw cylinder fixedly connected to the surface of the adjusting screw, a stop sleeve fixedly connected to the surface of the screw cylinder, a pressure ball fixedly connected to the inner wall of the stop sleeve, and an adjustment ring fixedly connected to the inner wall of the connecting sleeve.

[0005] Preferably, the connecting sleeve is connected to the detector passage, the adjusting screw is connected to the connecting sleeve via the screw barrel, and the adjusting screw is connected to the connecting sleeve via the screw barrel.

[0006] Preferably, the outer surface of the abutment is inclined, the abutment is made of rubber, and the pressure ball is hemispherical.

[0007] Preferably, the pressure balls are evenly distributed on the inner wall of the abutment, the regulating ring is in the shape of a ring, and the abutment is in contact with the regulating ring through a screw cylinder.

[0008] Preferably, the surface of the protective cover has an adjustment groove extending through it, a screw is slidably connected to the inner side of the adjustment groove, a light-shielding plate is fixedly connected to the surface of the screw, and a pressure block and a screw sleeve are sleeved on the outer surface of the screw.

[0009] Preferably, the light-shielding plate is in the shape of a circular ring, and the light-shielding plate abuts against the inner wall of the protective cover through a screw and an adjusting groove, wherein the screw and the adjusting groove are slidably connected.

[0010] Preferably, the pressure block is in contact with the outer surface of the protective cover via a screw, the contact surface between the pressure block and the protective cover is arc-shaped, and the screw sleeve is connected to the pressure block via a screw.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] 1. By connecting the testing instrument and the connecting sleeve, and through the threaded connection between the adjusting screw and the screw barrel, the position of the adjusting screw is controlled. With the connection between the screw barrel and the abutment sleeve, the abutment sleeve and the adjusting ring make contact, changing the abutment sleeve's working dimension. With the connection between the abutment sleeve and the pressure ball, the pressure ball provides pressure support to the connecting wires within the connecting sleeve, improving the stability of the connecting wires and thus enhancing the performance of the testing instrument.

[0013] 2. By connecting the protective cover and the adjusting groove, and then connecting the adjusting groove and the screw, and finally connecting the screw and the light shield, the connection position of the light shield on the protective cover can be adjusted. Through the action of the screw sleeve and the pressure block, and with the connection of the screw sleeve and the screw, the connection position of the light shield on the protective cover can be supported and controlled. Under the action of the light shield, the light shielding effect is achieved, thus improving the performance of the testing instrument. Attached Figure Description

[0014] Figure 1 This is a three-dimensional front view of the structure of this utility model;

[0015] Figure 2 This is a side-view perspective view of the structure of this utility model;

[0016] Figure 3 This is a three-dimensional exploded view of the connection structure of the connecting sleeve and adjusting screw of this utility model;

[0017] Figure 4 This is a three-dimensional sectional view of the connecting structure of the connecting sleeve and the adjusting screw of this utility model;

[0018] Figure 5 This is a partial three-dimensional exploded view of the connection structure between the protective cover and the light shield of this utility model.

[0019] In the diagram: 1. Detector; 2. Protective cover; 3. Connecting sleeve; 31. Adjusting screw; 32. Screw; 33. Abutment sleeve; 34. Pressure ball; 35. Adjusting ring; 4. Adjusting groove; 41. Light shield; 42. Screw; 43. Pressure block; 44. Screw sleeve. Detailed Implementation

[0020] Please see Figure 1-5 One embodiment provided by this utility model:

[0021] A hydrogen concentration detection device includes a detector 1. A protective cover 2 is threaded onto the surface of the detector 1. A connecting sleeve 3 is fixedly connected to the surface of the detector 1. An adjusting screw 31 is connected to the surface of the connecting sleeve 3. A screw cylinder 32 is fixedly connected to the surface of the adjusting screw 31. A retaining sleeve 33 is fixedly connected to the surface of the screw cylinder 32. A pressure ball 34 is fixedly connected to the inner wall of the retaining sleeve 33. An adjusting ring 35 is fixedly connected to the inner wall of the connecting sleeve 3. Through the connection between the detector 1 and the connecting sleeve 3, the connecting sleeve 3 provides protection for the connecting wire. Through the connection between the protective cover 2 and the detector 1, the protective cover 2 provides protection for the display screen on the detector 1.

[0022] Furthermore, the connecting sleeve 3 and the detector 1 are connected by a passage, the adjusting screw 31 is connected to the connecting sleeve 3 through the screw barrel 32, and the adjusting screw 31 is connected to the connecting sleeve 3 through the screw barrel 32. Through the connection between the connecting sleeve 3 and the detector 1, the adjusting screw 31 and the screw barrel 32 are connected to achieve the effect of adjusting the position of the adjusting screw 31 on the connecting sleeve 3.

[0023] Furthermore, the outer surface of the sleeve 33 is inclined, the material of the sleeve 33 is rubber, and the pressure ball 34 is hemispherical. Through the connection between the screw cylinder 32 and the sleeve 33, the connection between the sleeve 33 and the pressure ball 34 achieves the binding and support effect on the connecting wire inside the connecting sleeve 3, thereby improving the stability of the connecting wire connection.

[0024] Furthermore, the pressure balls 34 are evenly distributed on the inner wall of the sleeve 33, the regulating ring 35 is in the shape of a ring, the sleeve 33 is in contact with the regulating ring 35 through the screw 32, and the sleeve 33 and the regulating ring 35 are connected by the contact. Under the action of the regulating ring 35, the effect of regulating the size of the sleeve 33 is achieved. Through the action of the sleeve 33 and the pressure balls 34, the clamping and binding effect of the connecting wire is achieved.

[0025] Furthermore, an adjustment groove 4 is provided through the surface of the protective cover 2. A screw 42 is slidably connected to the inner side of the adjustment groove 4. A light-shielding plate 41 is fixedly connected to the surface of the screw 42. A pressure block 43 and a screw sleeve 44 are sleeved on the outer surface of the screw 42. Through the connection between the protective cover 2 and the adjustment groove 4, and the connection between the light-shielding plate 41 and the screw 42, the position of the light-shielding plate 41 on the protective cover 2 can be adjusted.

[0026] Furthermore, the light-shielding plate 41 is in the shape of a circular ring. The light-shielding plate 41 abuts against the inner wall of the protective cover 2 through the screw 42 and the adjusting groove 4. The screw 42 and the adjusting groove 4 are slidably connected. The pressure block 43 abuts against the outer surface of the protective cover 2 through the screw 42. The surface of the pressure block 43 in contact with the protective cover 2 is in the shape of an arc. The screw sleeve 44 abuts against the pressure block 43 through the screw 42 and the adjusting groove 4. Under the action of the screw sleeve 44 and the pressure block 43, the pressure block 43 abuts against the protective cover 2, thereby achieving the adjustment and support effect of the position of the light-shielding plate 41 on the protective cover 2, and improving the light-shielding range and performance of the light-shielding plate 41.

[0027] Working principle: When binding and supporting the connecting wire inside the connecting sleeve 3, the connecting screw shank 31 and the screw barrel 32 are connected, and the screw barrel 32 and the abutment sleeve 33 are connected. Under the abutment contact of the abutment sleeve 33 and the adjusting ring 35, the working size of the abutment sleeve 33 is changed. Through the connection of the abutment sleeve 33 and the pressure ball 34, the connecting wire is squeezed under the action of the pressure ball 34, which improves the connection stability of the connecting wire. Under the connection of the protective cover 2 and the adjusting groove 4, through the connection of the light shield 41 and the screw 42, and the connection of the screw sleeve 44 and the screw 42, the pressure block 43 and the protective cover 2 are tightly abutted, which achieves the supporting and adjusting effect of the light shield 41 on the protective cover 2, and improves the range and performance of the light shield 41 when used for light shielding.

Claims

1. A hydrogen concentration detection device, comprising a detector, characterized in that: The surface of the detector is fitted with a protective cover by a threaded sleeve. A connecting sleeve is fixedly connected to the surface of the detector. An adjusting screw is connected to the surface of the connecting sleeve. A screw cylinder is fixedly connected to the surface of the adjusting screw. A stop sleeve is fixedly connected to the surface of the screw cylinder. A pressure ball is fixedly connected to the inner wall of the stop sleeve. An adjustment ring is fixedly connected to the inner wall of the connecting sleeve.

2. The hydrogen concentration detection device according to claim 1, characterized in that: The connecting sleeve is connected to the detector passage, the adjusting screw is connected to the connecting sleeve through the screw barrel, and the adjusting screw is connected to the connecting sleeve through the screw barrel.

3. The hydrogen concentration detection device according to claim 1, characterized in that: The outer surface of the abutment is inclined, the abutment is made of rubber, and the pressure ball is hemispherical.

4. The hydrogen concentration detection device according to claim 1, characterized in that: The pressure balls are evenly distributed on the inner wall of the bushing, the regulating ring is circular in shape, and the bushing is in contact with the regulating ring through the screw cylinder.

5. The hydrogen concentration detection device according to claim 1, characterized in that: An adjustment groove is provided through the surface of the protective cover. A screw is slidably connected to the inner side of the adjustment groove. A light-shielding plate is fixedly connected to the surface of the screw. A pressure block and a screw sleeve are sleeved on the outer surface of the screw.

6. The hydrogen concentration detection device according to claim 5, characterized in that: The light-shielding plate is in the shape of a circular ring. The light-shielding plate abuts against the inner wall of the protective cover through a screw and an adjusting groove. The screw and the adjusting groove are slidably connected.

7. A hydrogen concentration detection device according to claim 5, characterized in that: The pressure block is in contact with the outer surface of the protective cover via a screw, and the contact surface between the pressure block and the protective cover is arc-shaped. The screw sleeve is connected to the pressure block via a screw.

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