CN212691434U

CN212691434U - Mining methane sensor

Info

Publication number: CN212691434U
Application number: CN202021538257.XU
Authority: CN
Inventors: 张映君
Original assignee: Shenzhen Nuojin Sensor Co ltd
Current assignee: Shenzhen Nuojin Sensor Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-03-12
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to a mining fixing device technical field, concretely relates to mining methane sensor, including protection machanism and supporting mechanism, protection machanism includes casing and ya keli board, the lateral wall middle part of casing has linked firmly two handles about its vertical central plane symmetry, first rectangular channel has been seted up at the top surface middle part of casing. The utility model discloses in, set up first rectangular channel through the top surface middle part at the casing, and be provided with four clamp splices in first rectangular channel, be connected through the traveller between clamp splice and the slide bar, the outer wall of slide bar cup joints and is fixed with reset spring, thereby make four clamp splices with methane detector suspension, also played absorbing effect when fixed, it is airtight with first rectangular channel through using the ya keli board, the entering of steam has been avoided, also can make things convenient for personnel of passing to confirm methane detector's data, guarantee mine way staff's safety.

Description

Mining methane sensor

Technical Field

The utility model relates to a mining fixing device technical field, concretely relates to mining methane sensor.

Background

The methane sensor is used for continuously monitoring the methane concentration at a coal mine roadway, a mining working face, a goaf, an air return roadway, an electromechanical chamber and the like in a coal mine safety detection system, when the methane concentration exceeds the limit, an acoustic and optical alarm can be automatically sent out, the methane sensor can be carried by coal mine underground operators, methane detection personnel, underground management personnel and the like, and can also be fixedly used in the places, in order to improve the safety of the coal mine roadway, the methane sensor is usually arranged on the wall of the coal mine roadway at intervals in the industry, so that the personal safety of the coal mine underground operators is ensured, the traditional fixing mode is that holes are directly drilled on the wall of the coal mine roadway, the mounting plate is fixedly arranged on the wall of the coal mine roadway, the mounting plate is enabled to be attached to the wall of the coal mine roadway, and then the methane sensor is arranged on the plate surface of the mounting plate;

however, because some ore ducts environment is comparatively moist, along with the deepening of ore duct, steam in the air also can be more and more heavy, therefore the wall of ore duct is the drop of water that condenses easily, when the mounting panel is hugged closely with the ore duct wall, the drop of ore duct wall immerses the mounting panel easily, and flow into methane sensor along the mounting panel face, cause methane sensor's trouble, in addition, in the colliery excavation process, the ore duct wall near the mining operation district can be because mechanical drill's exploitation produces the vibration, and directly use the fixed methane sensor of mounting panel installation, be unfavorable for carrying out shock attenuation protection to it.

SUMMERY OF THE UTILITY MODEL

In order to overcome foretell technical problem, an object of the utility model is to provide a mining methane sensor, through set up first rectangular channel at the top surface middle part of casing, and be provided with four clamp splices in first rectangular channel, be connected through the traveller between clamp splice and the slide bar, the outer wall of slide bar cup joints and is fixed with reset spring, thereby make four clamp splices with the methane detector suspension, also played absorbing effect when fixed, it is airtight with first rectangular channel through using the ya keli board, the entering of steam has been avoided, also can make things convenient for personnel of passing to confirm the data of methane detector, guarantee mine way staff's safety.

The purpose of the utility model can be realized by the following technical scheme:

a mining methane sensor comprises a protection mechanism and a supporting mechanism, wherein the protection mechanism comprises a shell and an acrylic plate, the middle part of the side wall of the shell is symmetrically and fixedly connected with two handles about the vertical central plane, the middle part of the top surface of the shell is provided with a first rectangular groove, the top surface and the bottom surface of the first rectangular groove are symmetrically and fixedly connected with one end of four sliding rods relative to the transverse central plane, the other end of the slide bar is sleeved with one end of a slide column in a sliding way, the outer wall of the slide bar is sleeved and fixed with a return spring, the other end of the sliding column is fixedly connected with a clamping block, a methane detector is movably clamped between the four clamping blocks, the top surface of the shell is rotatably connected with an acrylic plate at a position close to the middle part of one side of the first rectangular groove, the middle part of the bottom surface of the shell is fixedly connected with a limiting disc, three second rectangular grooves are formed in the bottom surface of the shell at equal angles, and a supporting mechanism is arranged in each second rectangular groove;

the supporting mechanism comprises an accommodating rod and a telescopic rod, one end of the second rectangular groove close to the limiting disc is rotatably connected with one end of the accommodating rod, two limiting grooves are symmetrically formed in two side walls of the accommodating rod about a vertical central plane of the accommodating rod, two slide rails are symmetrically and fixedly connected with one side wall of the accommodating rod about the limiting grooves, a slide block is arranged between the two slide rails, two ends of the slide block are respectively and slidably sleeved in the two slide rails, a first rotating shaft is rotatably connected with the middle part of the top surface of the slide block, two ends of the first rotating shaft are both rotatably sleeved with one end of a connecting rod, the other end of the connecting rod is rotatably sleeved with the middle part of a second rotating shaft, two ends of the second rotating shaft are both fixedly connected with connecting blocks, the bottom surface of each connecting block is fixedly connected with the top surface of the limiting disc, one end of a pressure spring, the position that the both sides wall bottom of telescopic link corresponds the spacing groove all links firmly the stopper, the top surface middle part of telescopic link rotates and is connected with the fixed plate, and is fixed through three fixed plate and ore road wall, increases the device's stability.

The methane detector is characterized in that the middle of one side of the top surface of the acrylic plate is fixedly connected with a fixed block, so that a user can conveniently open the acrylic plate and operate the methane detector.

Further lie in, corresponding breach has been seted up to the lateral wall of spacing dish in the position that corresponds the second rectangular channel to the turned angle of pole is accomodate in the restriction, when accomodating the pole and overturn under torsion spring's effect, the vertically accomodates the pole and needs the manual ability of operator to make its upset and paste with the mine road wall mutually, and through the restriction of spacing dish, directly presses the casing and just can expand three accomodate the pole, is convenient for fix.

The telescopic rod is characterized in that a torsion spring is arranged at the position where the second rectangular groove is rotatably connected with the accommodating rod, and the maximum total length of the accommodating rod and the telescopic rod is 30cm, so that the fixing is reliable.

Further, the contact surface of the clamping block and the methane detector is provided with an anti-slip pad, so that the methane detector is prevented from shaking.

Further, the limiting blocks slide in the limiting grooves, the top surfaces of the limiting blocks and the side walls of the containing rods are located on the same plane, and the limiting blocks are prevented from colliding with the sliding blocks.

The utility model has the advantages that:

1. the first rectangular groove is formed in the middle of the top face of the shell, the four clamping blocks are arranged in the first rectangular groove, the clamping blocks are connected with the sliding rod through sliding columns, and the outer wall of the sliding rod is fixedly sleeved with the reset spring, so that the methane detector is suspended by the four clamping blocks, a damping effect is achieved while the methane detector is fixed, the first rectangular groove is sealed through the acrylic plate, water vapor is prevented from entering, passing personnel can conveniently confirm data of the methane detector, and safety of mine workers is guaranteed;

2. three second rectangular channel has been seted up through the bottom surface at the casing to be connected with the one end of accomodating the pole at the second rectangular channel internal rotation, the inner chamber bottom surface of accomodating the pole has linked firmly pressure spring's one end, pressure spring's the other end has linked firmly the telescopic link, and it is ejecting with the telescopic link through pressure spring, thereby reinforcing the fixed stability of casing, also avoided simultaneously having the drop of water to contact with the methane detector on the ore deposit wall, guarantee methane detector's normal operating, link together spacing dish and accomodating the pole through using connecting rod and slider, it is more reliable when making the device fixed, increase the device's durability.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the back structure of the present invention;

FIG. 4 is a schematic structural view of a protection mechanism of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic view of the back structure of the housing of the present invention;

FIG. 7 is a schematic structural diagram of the methane detector of the present invention;

fig. 8 is a schematic structural diagram of the supporting mechanism of the present invention;

fig. 9 is a schematic structural view of the connecting rod of the present invention;

fig. 10 is a schematic structural view of a receiving rod of the present invention;

fig. 11 is a schematic view of the internal structure of the accommodating rod of the present invention;

fig. 12 is a schematic structural view of the telescopic rod of the present invention.

In the figure: 100. a protection mechanism; 110. a housing; 111. a handle; 112. a first rectangular groove; 113. a slide bar; 1131. a return spring; 114. a traveler; 115. a clamping block; 116. a limiting disc; 117. a second rectangular groove; 120. acrylic plates; 130. a methane detector; 200. a support mechanism; 210. a storage rod; 211. a limiting groove; 212. a slide rail; 213. a pressure spring; 220. a telescopic rod; 221. a limiting block; 222. a fixing plate; 230. a slider; 231. a first rotating shaft; 232. a connecting rod; 233. a second rotating shaft; 234. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-12, a mining methane sensor comprises a protection mechanism 100 and a support mechanism 200, the protection mechanism 100 includes a housing 110 and an acrylic plate 120, two handles 111 are symmetrically and fixedly connected to the middle portion of the side wall of the housing 110 about the vertical central plane of the housing, a first rectangular groove 112 is formed in the middle portion of the top surface of the housing 110, one ends of four sliding rods 113 are symmetrically and fixedly connected to the top surface and the bottom surface of the first rectangular groove 112 about the transverse central plane of the first rectangular groove, one end of a sliding column 114 is slidably sleeved on the other end of the sliding rod 113, a return spring 1131 is sleeved and fixed on the outer wall of the sliding rod 113, a clamping block 115 is fixedly connected to the other end of the sliding column 114, a methane detector 130 is movably clamped between the four clamping blocks 115, the acrylic plate 120 is rotatably connected to the middle portion of one side of the top surface of the housing 110 adjacent to the first rectangular groove 112, a limiting plate 116 is fixedly connected to the middle portion, a supporting mechanism 200 is arranged in the second rectangular groove 117;

the supporting mechanism 200 comprises a receiving rod 210 and a telescopic rod 220, one end of the second rectangular groove 117 close to the limiting disc 116 is rotatably connected with one end of the receiving rod 210, two limiting grooves 211 are symmetrically formed on two side walls of the receiving rod 210 about a vertical central plane of the receiving rod, one side wall of the receiving rod 210 is symmetrically and fixedly connected with two sliding rails 212 about the limiting grooves 211, a sliding block 230 is arranged between the two sliding rails 212, two ends of the sliding block 230 are respectively sleeved in the two sliding rails 212 in a sliding manner, the middle part of the top surface of the sliding block 230 is rotatably connected with a first rotating shaft 231, two ends of the first rotating shaft 231 are both rotatably sleeved with one end of a connecting rod 232, the other end of the connecting rod 232 is rotatably sleeved with the middle part of a second rotating shaft 233, two ends of the second rotating shaft 233 are both fixedly connected with connecting blocks 234, the bottom surface of the connecting blocks 234 is fixedly connected with the top surface of the limiting, the position that the both sides wall bottom of telescopic link 220 corresponds spacing groove 211 has all linked firmly stopper 221, and the top surface middle part of telescopic link 220 rotates and is connected with fixed plate 222, and is fixed with the ore road wall through three fixed plate 222, increases the device's stability.

The middle part of one side of inferior gram force board 120 top surface has linked firmly the fixed block, convenient to use person opens inferior gram force board 120, and operate methane detection appearance 130 wherein, corresponding breach has been seted up at the position that corresponds second rectangular channel 117 to the lateral wall of spacing dish 116, thereby the turned angle of restriction storage rod 210, when storage rod 210 overturns under torsion spring's effect, vertically storage rod 210 needs the manual ability of operator to make its upset and paste with the mine road wall mutually, and through spacing dish 116's restriction, directly press casing 110 and just can expand three storage rod 210, be convenient for fixed, the position of being connected is provided with torsion spring in the rotation between second rectangular channel 117 and the storage rod 210, the biggest total length of storage rod 210 and telescopic link 220 is 30cm, it is fixed comparatively reliable.

The contact surface of clamp splice 115 and methane detection appearance 130 is provided with the slipmat, avoids methane detection appearance 130 to rock, and stopper 221 slides in spacing groove 211, and the top surface of stopper 221 and the lateral wall of accomodating pole 210 are located the coplanar, avoid stopper 221 and slider 230 to take place to contradict.

The working principle is as follows: when the device is used, the acrylic plate 120 is opened, the methane detector 130 is placed in the device, four end corners of the methane detector 130 are connected with the clamping blocks 115, the methane detector 130 is clamped under the action of the return spring 1131, then the acrylic plate 120 is closed, the accommodating rod 210 is rotated out of the second rectangular groove 117, the accommodating rod 210 stops after contacting with the limiting disc 116, the connecting rod 232 rotates, the sliding block 230 slides towards one end of the sliding rail 212, the pressure spring 213 extends, the telescopic rod 220 slides out of the accommodating rod 210 under the action of the pressure spring 213, at the moment, the two handles 111 are held by hands to press the bottom surface of the shell 110 to be aligned with the mine wall, the telescopic rod 220 contacting with the mine inverted wall drives the accommodating rod 210 to rotate, the sliding block 230 slides towards the other end of the sliding rail 212, and when the fixing plate 222 contacts with the mine wall, the fixing plate 222 is fixed with the mine wall through iron nails, and the device is fixed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The mining methane sensor is characterized by comprising a protection mechanism (100) and a supporting mechanism (200), wherein the protection mechanism (100) comprises a shell (110) and an acrylic plate (120), the middle part of the side wall of the shell (110) is symmetrically and fixedly connected with two handles (111) relative to the vertical central plane of the shell, the middle part of the top surface of the shell (110) is provided with a first rectangular groove (112), the top surface and the bottom surface of the first rectangular groove (112) are symmetrically and fixedly connected with one ends of four sliding rods (113) relative to the transverse central plane of the shell, the other end of each sliding rod (113) is slidably sleeved with one end of a sliding column (114), the outer wall of each sliding rod (113) is fixedly sleeved with a reset spring (1131), the other end of each sliding column (114) is fixedly connected with a clamping block (115), a methane detector (130) is movably clamped between the four clamping blocks (115), the position, close to one side of the middle part of the first rectangular groove (112), of the top surface of the shell (110) is rotatably, the middle part of the bottom surface of the shell (110) is fixedly connected with a limiting disc (116), three second rectangular grooves (117) are formed in the bottom surface of the shell (110) at equal angles, and a supporting mechanism (200) is arranged in each second rectangular groove (117);

the supporting mechanism (200) comprises a containing rod (210) and a telescopic rod (220), one end of a second rectangular groove (117) close to a limiting disc (116) is rotatably connected with one end of the containing rod (210), two limiting grooves (211) are symmetrically formed in two side walls of the containing rod (210) relative to a vertical central plane of the containing rod, two sliding rails (212) are symmetrically fixedly connected to one side wall of the containing rod (210) relative to the limiting grooves (211), a sliding block (230) is arranged between the two sliding rails (212), two ends of the sliding block (230) are respectively sleeved in the two sliding rails (212) in a sliding manner, a first rotating shaft (231) is rotatably connected to the middle of the top surface of the sliding block (230), one end of a connecting rod (232) is rotatably sleeved at two ends of the first rotating shaft (231), the middle of a second rotating shaft (233) is rotatably sleeved at the other end of the connecting rod (232), and connecting blocks (234) are fixedly connected at two ends of the, the bottom surface of connecting block (234) has linked firmly the top surface of spacing dish (116), the inner chamber bottom surface of accomodating pole (210) has linked firmly the one end of compression spring (213), the other end of compression spring (213) has linked firmly telescopic link (220), the position that the both sides wall bottom of telescopic link (220) corresponds spacing groove (211) has all linked firmly stopper (221), the top surface middle part rotation of telescopic link (220) is connected with fixed plate (222).

2. The mining methane sensor according to claim 1, wherein a fixing block is fixedly connected to a middle portion of one side of the top surface of the acrylic plate (120).

3. The mining methane sensor according to claim 1, wherein the side wall of the limiting disc (116) is provided with a corresponding notch at a position corresponding to the second rectangular groove (117).

4. A mine methane sensor according to claim 1, characterized in that the second rectangular groove (117) is provided with a torsion spring at the position of the rotational connection with the receiving rod (210), and the maximum total length of the receiving rod (210) and the telescopic rod (220) is 30 cm.

5. The mining methane sensor according to claim 1, wherein a non-slip mat is arranged on the contact surface of the clamping block (115) and the methane detector (130).

6. The mining methane sensor according to claim 1, wherein the limiting block (221) slides in the limiting groove (211), and the top surface of the limiting block (221) and the side wall of the receiving rod (210) are located on the same plane.