Flange integrated hydrogen sensor

Abstract

The utility model discloses a flange integrated hydrogen sensor which comprises a flange plate and a hydrogen sensor body, the hydrogen sensor body is installed at the top of the flange plate, a probe rod installation seat is installed at the top of the hydrogen sensor body, and the bottom end of the probe rod installation seat penetrates through the flange plate and extends into the flange plate. A probe and an annular rubber pad are mounted at the bottom of the probe rod mounting seat, and the annular rubber pad is mounted at the bottom of the flange plate. According to the hydrogen sensor, the filter screen, the connecting block, the inserting block, the inserting groove, the fixing groove, the fixing rod, the stop block, the moving block, the limiting block, the limiting groove, the push plate, the positioning rod, the positioning groove and the elastic piece are matched with one another, so that the hydrogen sensor has an impurity filtering effect, and external impurities are prevented from entering the hydrogen sensor through the probe; in addition, the filter screen can be conveniently disassembled for cleaning and maintenance in the later period, the disassembly and assembly process is simple and convenient, and the use flexibility is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen sensors, in particular to a flange-integrated hydrogen sensor. Background Art

[0002] In order to facilitate installation, the hydrogen sensor is usually connected and fixed to the flange, thereby realizing a flange-integrated hydrogen sensor.

[0003] However, traditional hydrogen sensors do not have a filtering effect, which makes it easy for other external impurities to enter the interior of the hydrogen sensor through the probe, thus seriously affecting the service life of the hydrogen sensor. Some hydrogen sensors are equipped with filters, but the filters are usually connected and fixed with multiple bolts, which makes later disassembly and assembly more troublesome. For this reason, we provide a flange-integrated hydrogen sensor. Utility Model Content

[0004] The purpose of the utility model is to provide a flange-integrated hydrogen sensor to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a flange integrated hydrogen sensor, comprising:

[0006] Flange;

[0007] A hydrogen sensor body, wherein the hydrogen sensor body is mounted on the top of the flange, a probe rod mounting seat is mounted on the top of the hydrogen sensor body, the bottom end of the probe rod mounting seat penetrates the flange and extends into the interior thereof, and a probe is mounted on the bottom of the probe rod mounting seat;

[0008] An annular rubber pad, the annular rubber pad is installed at the bottom of the flange;

[0009] A filter connection mechanism, the filter connection mechanism is arranged at the bottom of the flange and corresponds to the position of the probe, the filter connection mechanism comprises a filter screen, and the filter screen is arranged at the bottom of the flange;

[0010] The limiting and disassembling mechanism is arranged on the flange plate, and the limiting and disassembling mechanism comprises fixing grooves, and the number of the fixing grooves is two and they are respectively opened at the bottom of the left and right sides of the flange plate.

[0011] Preferably, connecting blocks are installed on both sides of the left and right sides of the filter screen, and plug blocks are installed on both sides of the top of the filter screen. A slot is opened at the bottom of the flange and corresponding to the position of the plug block. The top of the plug block passes through the slot and extends to its interior to contact the inner wall of the slot.

[0012] Preferably, a fixing rod is installed on the inner wall of the fixing groove, a stopper is installed on one end of the fixing rod away from the fixing groove, and a moving block is slidably connected to the surface of the fixing rod.

[0013] Preferably, a limiting block is installed at the bottom of the movable block near the connecting block, a limiting groove is opened on the side of the connecting block near the limiting block, and the side of the limiting block near the limiting groove penetrates the limiting groove and extends to its interior to contact the inner wall of the limiting groove.

[0014] Preferably, a push plate is installed on the moving block, and a positioning rod is installed on the push plate. Positioning grooves are provided on the left and right sides of the flange and corresponding to the positions of the positioning rods. One end of the positioning rod close to the positioning groove passes through the positioning groove and extends to the inside of the positioning groove to slide in contact with the inner wall of the positioning groove.

[0015] Preferably, an elastic member is sleeved on the surface of the positioning rod, and the elastic member is made of a spring.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. The utility model enables the hydrogen sensor to filter impurities through the mutual cooperation of the filter, the connecting block, the plug-in block, the slot, the fixing slot, the fixing rod, the block, the moving block, the limit block, the limit slot, the push plate, the positioning rod, the positioning slot and the elastic member, thereby preventing foreign impurities from entering the interior of the hydrogen sensor through the probe, and the filter can be easily disassembled for cleaning and maintenance at a later stage, and the disassembly and assembly process is simple and convenient, thereby improving the flexibility during use.

[0018] 2. The utility model realizes a flange-integrated hydrogen sensor through the mutual cooperation of the flange, the hydrogen sensor body, the probe rod mounting seat, the probe and the annular rubber pad, so that the installation of the hydrogen sensor and the external flange is simple and convenient, and the practicality is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the front view of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the front view of the utility model when it is connected with an external flange;

[0021] Figure 3 It is a structural schematic diagram of the front view of the flange, probe rod mounting seat, probe, filter connection mechanism and limit disassembly mechanism of the utility model;

[0022] Figure 4 For this utility model Figure 3 A partial enlarged view of middle A;

[0023] Figure 5It is a three-dimensional structural schematic diagram of the filter connection mechanism and the limit disassembly mechanism of the utility model.

[0024] In the figure: 1 flange, 11 hydrogen sensor body, 12 probe rod mounting seat, 13 probe, 14 annular rubber pad, 2 filter connection mechanism, 21 filter screen, 22 connection block, 23 plug block, 24 slot, 3 limit disassembly mechanism, 31 fixed slot, 32 fixed rod, 300 stopper, 33 moving block, 34 limit block, 35 limit slot, 36 push plate, 37 positioning rod, 38 positioning slot, 39 elastic member. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-5 A flange-integrated hydrogen sensor comprises: a flange 1 and a hydrogen sensor body 11. The hydrogen sensor body 11 is mounted on the top of the flange 1. A probe rod mounting seat 12 is fixedly connected to the top of the hydrogen sensor body 11. The bottom end of the probe rod mounting seat 12 passes through the flange 1 and extends into the interior thereof. A probe 13 is fixedly connected to the bottom of the probe rod mounting seat 12.

[0027] The annular rubber pad 14 is installed at the bottom of the flange 1 .

[0028] Through the mutual cooperation of the flange 1, the hydrogen sensor body 11, the probe rod mounting seat 12, the probe 13 and the annular rubber pad 14, a flange-integrated hydrogen sensor is realized, which makes the installation of the hydrogen sensor and the external flange simple and convenient, and improves the practicality.

[0029] A filter connection mechanism 2 is provided at the bottom of the flange 1 and corresponds to the position of the probe 13. The filter connection mechanism 2 includes a filter screen 21. The filter screen 21 is provided at the bottom of the flange 1. The top of the filter screen 21 contacts the bottom of the flange 1. The left and right sides of the filter screen 21 are fixedly connected with connection blocks 22. The side of the connection block 22 close to the flange 1 contacts the flange 1. The left and right sides of the top of the filter screen 21 are fixedly connected with plug-in blocks 23. A slot 24 is provided at the bottom of the flange 1 and corresponds to the position of the plug-in block 23. The top of the plug-in block 23 passes through the slot 24 and extends to the inside thereof to contact the inner wall of the slot 24.

[0030] The limiting disassembly and assembly mechanism 3 is arranged on the flange 1. The limiting disassembly and assembly mechanism 3 includes a fixing groove 31. There are two fixing grooves 31 and they are respectively opened at the bottom of the left and right sides of the flange 1. A fixing rod 32 is fixedly connected to the inner wall of the fixing groove 31. The end of the fixing rod 32 away from the fixing groove 31 is fixedly connected to a stopper 300. The surface of the fixing rod 32 is slidably connected to a moving block 33. The surface of the moving block 33 is in sliding contact with the inner wall of the fixing groove 31. The side of the moving block 33 close to the stopper 300 is in contact with the stopper 300. The bottom of the moving block 33 close to the connecting block 22 is fixedly connected to the limiting position. Block 34, a limiting groove 35 is provided on one side of the connecting block 22 close to the limiting block 34, and a side of the limiting block 34 close to the limiting groove 35 passes through the limiting groove 35 and extends to its interior to contact with the inner wall of the limiting groove 35, a push plate 36 is fixedly connected to the moving block 33, and a positioning rod 37 is fixedly connected to the push plate 36, and positioning grooves 38 are provided on the left and right sides of the flange 1 and corresponding to the position of the positioning rod 37, and one end of the positioning rod 37 close to the positioning groove 38 passes through the positioning groove 38 and extends to its interior to slide in contact with the inner wall of the positioning groove 38, and an elastic member 39 is sleeved on the surface of the positioning rod 37, and the elastic member 39 is made of a spring.

[0031] Specifically, the push plate 36 is pushed, and the push plate 36 squeezes the elastic member 39 to move. The push plate 36 drives the moving block 33 to move away from the stop block 300, and the moving block 33 drives the limiting block 34 to move away from the limiting groove 35, so that the limiting block 34 and the limiting groove 35 are separated, and then the filter screen 21 is pulled downward, and the filter screen 21 drives the connecting block 22 to move downward, and the connecting block 22 drives the plug block 23 and the slot 24 to separate, and the filter screen 21 can be disassembled for cleaning and maintenance.

[0032] Through the mutual cooperation of the filter 21, the connecting block 22, the insert block 23, the slot 24, the fixing slot 31, the fixing rod 32, the block 300, the moving block 33, the limiting block 34, the limiting slot 35, the push plate 36, the positioning rod 37, the positioning slot 38 and the elastic member 39, the hydrogen sensor can filter impurities, thereby preventing foreign impurities from entering the interior of the hydrogen sensor through the probe 13. In addition, the filter 21 can be easily disassembled for cleaning and maintenance at a later stage, and the disassembly and assembly process is simple and convenient, thereby improving the flexibility during use.

[0033] When in use, the flange 1 and the flange on the device to be detected are connected and fixed by multiple bolts, the hydrogen is detected by the probe 13, and the impurities are filtered by the filter 21.

[0034] To sum up: the flange-integrated hydrogen sensor solves the problems raised in the above-mentioned background technology through the mutual cooperation of the filter 21, the connecting block 22, the insert block 23, the slot 24, the fixing slot 31, the fixing rod 32, the stopper 300, the moving block 33, the limit block 34, the limit slot 35, the push plate 36, the positioning rod 37, the positioning slot 38 and the elastic member 39.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flange-integrated hydrogen sensor, characterized in that: include: Flange (1); A hydrogen sensor body (11), the hydrogen sensor body (11) being mounted on the top of the flange (1), a probe rod mounting seat (12) being mounted on the top of the hydrogen sensor body (11), the bottom end of the probe rod mounting seat (12) penetrating the flange (1) and extending into the interior thereof, and a probe (13) being mounted on the bottom of the probe rod mounting seat (12); An annular rubber pad (14), the annular rubber pad (14) being mounted on the bottom of the flange (1); A filter connection mechanism (2), the filter connection mechanism (2) being arranged at the bottom of the flange (1) and corresponding to the position of the probe (13), the filter connection mechanism (2) comprising a filter screen (21), the filter screen (21) being arranged at the bottom of the flange (1); A position limiting and disassembling mechanism (3), wherein the position limiting and disassembling mechanism (3) is arranged on the flange (1), and the position limiting and disassembling mechanism (3) comprises a fixing groove (31), wherein the number of the fixing grooves (31) is two and the fixing grooves (31) are respectively arranged at the bottom of the left and right sides of the flange (1).

2. The flange-integrated hydrogen sensor according to claim 1, characterized in that: Connecting blocks (22) are installed on both the left and right sides of the filter screen (21), plugging blocks (23) are installed on both the left and right sides of the top of the filter screen (21), a slot (24) is provided at the bottom of the flange (1) and at a position corresponding to the plugging block (23), and the top of the plugging block (23) passes through the slot (24) and extends to the inside to contact the inner wall of the slot (24).

3. The flange-integrated hydrogen sensor according to claim 2, characterized in that: A fixing rod (32) is installed on the inner wall of the fixing groove (31), a stopper (300) is installed at one end of the fixing rod (32) away from the fixing groove (31), and a moving block (33) is slidably connected to the surface of the fixing rod (32).

4. The flange-integrated hydrogen sensor according to claim 3, characterized in that: A limiting block (34) is installed at the bottom of the moving block (33) on the side close to the connecting block (22); a limiting groove (35) is provided on the side of the connecting block (22) close to the limiting block (34); and a side of the limiting block (34) close to the limiting groove (35) penetrates the limiting groove (35) and extends to the inside thereof to contact the inner wall of the limiting groove (35).

5. The flange-integrated hydrogen sensor according to claim 4, characterized in that: A push plate (36) is installed on the moving block (33), and a positioning rod (37) is installed on the push plate (36). Positioning grooves (38) are provided on the left and right sides of the flange (1) and at positions corresponding to the positioning rods (37). One end of the positioning rod (37) close to the positioning groove (38) passes through the positioning groove (38) and extends to the inside of the positioning rod to slide in contact with the inner wall of the positioning groove (38).

6. The flange-integrated hydrogen sensor according to claim 5, characterized in that: An elastic member (39) is sleeved on the surface of the positioning rod (37), and the elastic member (39) is made of a spring.

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