Methane detector

Abstract

The utility model discloses a methane detector which comprises a box body (1) with an opening, the supporting frame (12) is used for supporting the box body (1); the instrument comprises an instrument body (3) and a containing assembly (2), the containing assembly (2) can bear the instrument body (3), at least one part of the containing assembly (2) can move between a first position and a second position, in the first position, the containing assembly (2) opens the opening and allows the instrument body (3) to be mounted or dismounted, and in the second position, the containing assembly (2) can be used for containing the instrument body (3). The containing assembly (2) closes the opening and can lock the instrument body (3) in the box body (1). According to the technical scheme, the instrument body can be better protected, the instrument is convenient to mount and dismount, and the convenience is improved.

Description

Technical Field

[0001] The utility model relates to the field of methane detection, in particular to a methane detector. Background Art

[0002] Coal mine methane detection is a vital part of mine safety. Methane is a common harmful gas in coal mines. Once its concentration exceeds the standard, it can easily cause major safety accidents. Therefore, real-time and accurate detection of methane concentration in mines is extremely important for preventing such accidents.

[0003] The detection equipment frequently used at present is the methane detector. For example, CN214222528U discloses a methane gas detection equipment, which includes a support base, a baffle is provided on the right side of the top of the support base, a fixing block is provided on the left side of the top of the support base, a square groove is opened on the top of the support base, a detector body is provided in the square groove, and four supporting legs are provided around the bottom of the support base. The detector used in this scheme is a square-shaped detector that can be placed separately. Compared with a handheld detector, it can be used in one place for a long time, avoiding the inconvenience of a handheld detector. However, this scheme still has certain shortcomings and room for improvement.

[0004] In the above scheme, the detector is directly installed on the equipment base, which is very susceptible to interference from the external environment during operation, such as some falling stones and coal, or damage by animals such as rats in the coal mine, which makes it unsafe to use. If the detector is fixed in a box for protection, the traditional installation method uses screws, which makes installation, maintenance and disassembly very inconvenient. Utility Model Content

[0005] The utility model aims to provide a methane detector which is convenient to install and disassemble.

[0006] In order to achieve the above-mentioned object, the present invention provides a methane detector, which includes:

[0007] A box having an opening;

[0008] A support frame, the support frame supports the box body;

[0009] Instrument body,

[0010] A storage assembly, the storage assembly is capable of carrying the instrument body, and at least a portion of the storage assembly is capable of moving between a first position and a second position, in which the storage assembly opens the opening and allows the instrument body to be installed or removed, and in the second position, the storage assembly closes the opening and is capable of locking the instrument body inside the case.

[0011] In some embodiments, the storage assembly includes a placement box for carrying the instrument body and a door connected to the placement box, the placement box is movable between the first position and a second position, and in the second position, the door closes the opening.

[0012] In some embodiments, the storage assembly includes a pressure plate disposed on the placement box, a positioning rod disposed on the pressure plate and the placement box, and an extrusion rod connected to the pressure plate. In the second position, the box body can react to the extrusion rod so that the positioning rod on the pressure plate is inserted into the instrument body.

[0013] In some embodiments, an elastic member is disposed between the pressing plate and the placement box.

[0014] In some embodiments, rubber pads are provided on the pressing plate and the placement box.

[0015] In some embodiments, the storage assembly includes a motor disposed in the box, a gear transmission-connected to the motor, and a gear plate connected to the placement box and meshed with the gear, and the motor can drive the placement box to move between the first position and the second position.

[0016] In some embodiments, the storage assembly includes a slide plate disposed on the placement box and a slideway disposed on the box body, and the slide plate is movably accommodated in the slideway.

[0017] In some embodiments, the box door is plugged into the placement box, and the box door is provided with an insertion rod that can be inserted into the box body.

[0018] In some embodiments, a louver is provided on the box door, a display screen is provided on the instrument body, and a transparent observation window corresponding to the display screen is provided on the box body.

[0019] In some embodiments, a plug is provided on the instrument body, and a socket is provided in the box. In the second position, the plug can be plugged into the socket.

[0020] Through the above technical solution, the instrument body can be better protected and easy to install and disassemble, thereby improving convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is an overall front view of a coal mine methane detector according to an embodiment of the utility model;

[0022] Figure 2 This is an overall rear view of the coal mine methane detector according to the embodiment of the utility model;

[0023] Figure 3 A cross-sectional view of the box of a coal mine methane detector according to an embodiment of the utility model

[0024] Figure 4 It is a front view of the box of the coal mine methane detector according to the embodiment of the utility model;

[0025] Figure 5 This is a bottom view of a storage assembly of a coal mine methane detector according to an embodiment of the utility model;

[0026] Figure 6 A top view of a storage assembly of a coal mine methane detector according to an embodiment of the utility model;

[0027] Figure 7 A top view of a placement box of a coal mine methane detector according to an embodiment of the utility model;

[0028] Figure 8 This is a schematic diagram of the connection between the socket and the plug of the coal mine methane detector according to the embodiment of the utility model;

[0029] Fig. 9 This is an overall top view of the coal mine methane detector according to the embodiment of the utility model, with the placement box in an exhibition state.

[0030] Description of Reference Numerals

[0031] 1. Box body; 11. Card seat; 12. Support frame; 13. Socket; 14. Protective plate; 15. Observation window; 2. Storage assembly; 21. Placement box; 22. Press plate; 23. Positioning rod; 24. Tooth plate; 25. Gear; 26. Motor; 27. Slide plate; 28. Slideway; 29. ​​Extrusion rod; 210. Elastic part; 211. Rubber pad; 212. Box door; 2121. Shutter; 2122. Slider; 2123. Insert rod; 3. Instrument body; 31. Plug; 32. Display screen. DETAILED DESCRIPTION

[0032] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0033] refer to Figure 1-Figure 9 As shown, this solution provides a methane detector, characterized in that it includes:

[0034] A box 1 having an opening;

[0035] A support frame 12, wherein the support frame 12 supports the box body 1;

[0036] Instrument body 3,

[0037] A storage component 2, wherein the storage component 2 is capable of carrying the instrument body 3, and at least a portion of the storage component 2 is capable of moving between a first position and a second position. In the first position, the storage component 2 opens the opening and allows the instrument body 3 to be installed or removed, and in the second position, the storage component 2 closes the opening and is capable of locking the instrument body 3 inside the box 1.

[0038] The box body 1 has an opening, and the opening can be arranged at the side, the top or the bottom. Generally speaking, it can be arranged at the side, that is, the opening is horizontally oriented.

[0039] The instrument body 3 is a device that can detect methane.

[0040] The support frame 12 can be arranged on the support base and support the box body 1 . The support frame 12 can be a tripod, and a U-shaped holder 11 can be arranged on the top of the support frame 12 . The box body 1 is arranged on the holder 11 .

[0041] The storage component 2 can carry the instrument body 3 to drive the instrument body 3 to move, wherein, in a first position, the storage component 2 opens the opening of the box 1 and at least partially extends to the outside of the box 1 to allow the instrument body 3 to be set up or removed thereon, and in a second position, the storage component 2 closes the opening of the box 1 and can move the instrument body 3 to the inside of the box 1 to protect the instrument body 3 through the box 1, and the storage component 2 can lock the instrument body 3 in the box 1 to prevent relative movement.

[0042] In addition, when the storage assembly 2 is moved from the second position to the first position, the instrument body 3 can also be unlocked, allowing it to move outside the box 1.

[0043] It should be noted that the box body 1 is not a completely sealed structure, and can exchange gas with the outside to allow the instrument body 3 to perform relevant detection.

[0044] In this solution, the instrument body can be better protected and is easy to install and disassemble, thereby improving convenience.

[0045] In some embodiments, the storage assembly 2 includes a placement box 21 for carrying the instrument body 3 and a door 212 connected to the placement box 21, and the placement box 21 can move between the first position and the second position. In the second position, the door 212 closes the opening. Figure 6 As shown, the door 212 is located at one end of the placement box 21. When the placement box 21 extends from the box body 1 to the first position ( Fig. 9), the box door 212 is separated from the opening of the box body 1 to open the box body 1, and when the placement box 21 moves to the second position, the box door 212 reaches the opening of the box body 1 to close the box body 1. The instrument body 3 can be arranged on the top of the placement box 21 to follow the placement box 21 to move between the first position and the second position.

[0046] In some embodiments, the storage assembly 2 includes a pressing plate 22 disposed on the placement box 21, a positioning rod 23 disposed on the pressing plate 22 and the placement box 21, and an extrusion rod 29 connected to the pressing plate 22. In the second position, the box 1 can react to the extrusion rod 29 so that the positioning rod 23 on the pressing plate 22 is inserted into the instrument body 3. Figure 6 As shown, a recessed portion is formed on the top of the placement box 21 to accommodate the instrument body 3, and a retaining edge is arranged around the recessed portion; a pressing plate 22 is arranged in the recessed portion, and the pressing plate 22 and the retaining edge close to the opening of the box body 1 are used to accommodate the instrument body 3. Positioning rods 23 are respectively arranged on the side of the pressing plate 22 facing the opening and the retaining edge close to the opening of the box body 1, and an extrusion rod 29 is arranged on the other side of the pressing plate 22. When the placement box 21 moves from the first position to the second position, the extrusion rod 29 begins to contact the inner wall of the box body 1, and under the action of the inner wall, the pressing plate 22 is pushed to move toward the opening of the box body 1 through the extrusion rod 29, so that the pressing plate 22 and the retaining edge can clamp the instrument body 3. In addition, when the placement box 21 is in the first position, the instrument body 3 can be set on the placement box 21, and the positioning rod 23 on the retaining edge is inserted into the instrument body 3; as the placement box 21 moves to the second position, the positioning rod 23 on the pressure plate 22 is also inserted into the instrument body 3, so that the instrument body 3 can be locked to prevent it from detaching from the placement box 21; when the placement box 21 moves from the second position to the first position, the pressure plate 22 can leave the instrument body 3, and the positioning rod 23 thereon can detach from the instrument body 3 to unlock the instrument body 3.

[0047] Wherein, in some embodiments, reference Figure 6 and Figure 7 As shown, an elastic member 210 is provided between the pressing plate 22 and the placing box 21. The elastic member 210 may be a spring, which can drive the pressing plate 22 away from the retaining edge close to the opening, that is, when the placing box 21 moves to the first position, the elastic member 210 also drives the pressing plate 22 away from the instrument body 3 to achieve unlocking.

[0048] In addition, in some embodiments, the pressing plate 22 and the placing box 21 are provided with rubber pads 211. The rubber pads 211 are provided on the contact portions of the pressing plate 22 and the placing box 21 with the instrument body 3, and can realize a buffering function to better protect the instrument body 3.

[0049] In addition, in some embodiments, reference Figure 4 and 5 As shown, the storage assembly 2 includes a motor 26 disposed in the box body 1, a gear 25 connected to the motor 26, and a toothed plate 24 connected to the placement box 21 and meshed with the gear 25. The motor 26 can drive the placement box 21 to move between the first position and the second position. The toothed plate 24 is provided with teeth arranged along a straight line, which meshes with the gear 25. The motor 26 can drive the toothed plate 24 to move along a straight line through the gear 25, thereby driving the placement box 21 to move along a straight line, that is, to move along a straight line between the first position and the second position. Of course, in other embodiments, the movement of the placement box 21 can also be driven by an electric cylinder or other driving member.

[0050] In addition, in some embodiments, reference Figure 5 As shown, the storage assembly 2 includes a slide plate 27 disposed on the placement box 21 and a slideway 28 disposed on the box body 1, and the slide plate 27 is movably accommodated in the slideway 28. The slide plate 27 and the slideway 28 are slidably matched to guide the linear movement of the placement box 21 and also support the placement box 21.

[0051] In some embodiments, the box door 212 is plugged into the placement box 21, and the box door 212 is provided with an insertion rod 2123 that can be inserted into the box body 1. Figure 6 As shown in FIG. 2 , the slider 2122 can be inserted into the slide groove to set the box door 212 on the placement box 21. The extension direction of the slide groove can be a vertical direction to allow the box door 212 to be plugged into the placement box 21 in the vertical direction and limit its movement in the horizontal direction to achieve locking of the box door 212. In addition, when the placement box 21 drives the box door 212 to move to the second position, the insertion rod 2123 can be inserted into the positioning hole on the box body 1 to achieve the limitation of the box door 212, prevent it from shaking horizontally, and improve stability.

[0052] In addition, in some embodiments, the box door 212 is provided with a louver 2121, the instrument body 3 is provided with a display screen 32, and the box body 1 is provided with a transparent observation window 15 corresponding to the display screen 32. The box door 212 may be provided with a window, and the louver 2121 may be rotatably provided in the window to allow gas to pass through. Figure 2 and Figure 3 As shown, an observation window 15 is provided on the box 1 , and a display screen 32 on the instrument body 3 is arranged toward the observation window 15 . Information on the display screen 32 can be read through the observation window 15 to obtain detection information without opening the box 1 .

[0053] In addition, in some embodiments, reference Figure 6 and Figure 8 As shown, the instrument body 3 is provided with a plug 31, and the box 1 is provided with a socket 13. In the second position, the plug 31 can be plugged into the socket 13. The plug 31 can be provided on the top of the instrument body 3, and the socket 13 is provided in the box 1. The plug 31 can be plugged into the socket 13, and the plug-in scheme of the two corresponds to the direction of the placement box 21 from the first position to the second position, that is, the plug-in is completed during the movement. A through hole can be provided on the top of the box 1 to allow an external terminal to be inserted and electrically connected to the internal socket 13. A protective plate 14 can be provided at the through hole, and the protective plate 14 can move relative to the box 1 to open or close the through hole.

[0054] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, including the combination of various specific technical features in any suitable manner. In order to avoid unnecessary repetition, the present invention will not further describe various possible combinations. However, these simple modifications and combinations should also be regarded as the contents disclosed by the present invention and belong to the protection scope of the present invention.

Claims

1. A methane detector, characterized in that: include: A box body (1) having an opening; A support frame (12), wherein the support frame (12) supports the box body (1); Instrument body (3), A storage assembly (2), wherein the storage assembly (2) is capable of carrying the instrument body (3), and at least a portion of the storage assembly (2) is capable of moving between a first position and a second position. In the first position, the storage assembly (2) opens the opening and allows the installation or removal of the instrument body (3), and in the second position, the storage assembly (2) closes the opening and is capable of locking the instrument body (3) inside the box (1).

2. The methane detector according to claim 1, characterized in that: The storage assembly (2) comprises a placement box (21) for carrying the instrument body (3) and a box door (212) connected to the placement box (21); the placement box (21) is movable between the first position and the second position; in the second position, the box door (212) closes the opening.

3. The methane detector according to claim 2, characterized in that: The storage assembly (2) comprises a pressure plate (22) arranged on the placement box (21), a positioning rod (23) arranged on the pressure plate (22) and the placement box (21), and an extrusion rod (29) connected to the pressure plate (22); in the second position, the box (1) can react to the extrusion rod (29) so that the positioning rod (23) on the pressure plate (22) is inserted into the instrument body (3).

4. The methane detector according to claim 3, characterized in that: An elastic member (210) is provided between the pressing plate (22) and the placement box (21).

5. The methane detector according to claim 3, characterized in that: The pressing plate (22) and the placing box (21) are provided with rubber pads (211).

6. The methane detector according to claim 2, characterized in that: The storage assembly (2) comprises a motor (26) arranged in the box (1), a gear (25) transmission-connected to the motor (26), and a toothed plate (24) connected to the placement box (21) and meshing with the gear (25); the motor (26) is capable of driving the placement box (21) to move between the first position and the second position.

7. The methane detector according to claim 6, characterized in that: The storage assembly (2) comprises a slide plate (27) arranged on the placement box (21) and a slideway (28) arranged on the box body (1); the slide plate (27) is movably accommodated in the slideway (28).

8. The methane detector according to claim 2, characterized in that: The box door (212) is plugged into the placement box (21), and an insertion rod (2123) capable of being inserted into the box body (1) is provided on the box door (212).

9. The methane detector according to claim 2, characterized in that: The box door (212) is provided with a shutter plate (2121), the instrument body (3) is provided with a display screen (32), and the box body (1) is provided with a transparent observation window (15) corresponding to the display screen (32).

10. The methane detector according to claim 1, characterized in that: The instrument body (3) is provided with a plug (31), and the box (1) is provided with a socket (13). In the second position, the plug (31) can be plugged into the socket (13).

Images