CN216771708U - Colliery working face prevention and cure water gatherer - Google Patents

Abstract

The utility model relates to a coal mine working face water prevention and treatment leading-in device which comprises a protective pipe, a bottom cover and a driving mechanism, wherein a detection sensor is arranged above the bottom cover, the driving mechanism comprises a fixed seat and a pull rope, the upper end of the pull rope extends out of an upper port of the protective pipe, a supporting rod is fixedly arranged on the bottom surface of the fixed seat, a cross rod is hinged to the supporting rod through a first hinge shaft, one end of the cross rod is connected with the lower end of the pull rope, the other end of the cross rod is hinged to a vertical rod through a second hinge shaft, one end of the vertical rod, far away from the cross rod, is hinged to the bottom cover through a third hinge shaft, the vertical rod and the pull rope are respectively positioned on two sides of the first hinge shaft, a spring is further arranged on one side, far away from the pull rope, the upper end of the spring is connected with the fixed seat, and the lower end of the spring is connected with the cross rod. The bottom cover is opened and closed by adopting the pull rope and lever type structure, an air source is not required to be configured, the operation is simpler and more convenient, the processing difficulty of each part and the assembly difficulty of the whole device are greatly reduced, and the device is suitable for practical application in coal mine operation.

Description

Colliery working face prevention and cure water gatherer

Technical Field

The utility model relates to the technical field of coal mine operation, in particular to a coal mine working face water prevention and control introduction device.

Background

In the coal mine construction process, in order to avoid water permeability accidents and ensure underground construction safety, a hole needs to be drilled on a rock stratum, and the water content condition in the drilled hole needs to be detected through a water quality detection sensor. Since the lower part of the detection sensor needs to be arranged in the drill hole before detection, the collision of the detection sensor and the wall of the drill hole inevitably occurs, and the hidden danger that the detection sensor is damaged exists.

In order to avoid the detection sensor to transfer the in-process and bump with the drilling pore wall, set up the protective tube usually and protect the detection sensor, transfer when the detection sensor and target in place the back, make detection sensor and mine water contact again. At present, most of common modes for contacting the detection sensor with mine water are pneumatic, and the detection sensor moves downwards by introducing high-pressure gas into the protective pipe, for example, a patent with the application number of 202020003712X.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the coal mine working face water prevention and treatment leading-in device, which greatly reduces the manufacturing difficulty of the device, does not need to introduce high-pressure gas and greatly simplifies the operation.

The utility model is realized by the following technical scheme, and provides a coal mine working face water prevention and control leading-in device which comprises a protective pipe, a bottom cover for plugging the lower end of the protective pipe, and a driving mechanism for driving the bottom cover to open, wherein a detection sensor positioned in the protective pipe is fixedly arranged above the bottom cover, the driving mechanism comprises a fixed seat fixedly arranged in the protective pipe, and a pull rope vertically penetrating through the fixed seat, the upper end of the pull rope extends out of the upper port of the protective pipe, a support rod is fixedly arranged on the bottom surface of the fixed seat, a cross rod is hinged on the support rod through a first hinge shaft, one end of the cross rod is connected with the lower end of the pull rope, the other end of the cross rod is hinged with a vertical rod through a second hinge shaft, one end of the vertical rod, which is far away from the cross rod, is hinged with the bottom cover through a third hinge shaft, the vertical rod and the pull rope are respectively positioned on two sides of the first hinge shaft, a spring is also arranged on one side of the first hinge shaft, and the upper end of the spring is connected with the fixed seat, the lower end of the spring is connected with the cross rod.

This scheme makes the bottom plug the protective tube lower extreme through the effect of spring to avoid the protective tube to intake at transferring the in-process, after the protective tube transferred and target in place, only need the pulling stay cord, overcome the spring pulling force through the leverage of horizontal pole, make the bottom move down, thereby make the gap appear between bottom and the protective tube, the pit water gets into the protective tube by the gap, and with the contact of detection sensor, the realization detects.

Preferably, the detection sensor is fixedly connected with the fixed seat, and the detection part of the detection sensor is positioned in the cavity between the fixed seat and the bottom cover. According to the optimization scheme, a carrier is provided for installation of the detection sensor through the fixing seat, the sensor fixing device does not need to be additionally arranged, the structure is simplified, and direct contact between mine water and the detection sensor after entering is facilitated.

Preferably, one end of the bottom cover is hinged with the protective pipe through a transverse shaft, a support hinged with the vertical rod is fixedly arranged at the top of the bottom cover, and the transverse distance between the support and the transverse shaft does not exceed 1/3 of the transverse total length of the bottom cover. This optimization scheme sets up the bottom into articulated with the protective tube for the operation to the bottom is more convenient, through setting up the support, makes things convenient for the articulated of bottom and montant, and it is more convenient to connect, sets up the lateral distance between support and the cross axle into 1/3 that do not exceed the horizontal total length of bottom, the rotation angle of the increase bottom of being convenient for.

Preferably, the transverse distance between the first hinge shaft and the pull rope is smaller than the transverse distance between the first hinge shaft and the second hinge shaft. The arrangement of the optimized scheme is convenient for increasing the moving arc length of the second hinge shaft, thereby increasing the rotating angle of the bottom cover.

As optimization, when the bottom cover is in a state of plugging the lower port of the protective pipe, the vertical axes of the spring, the vertical rod and the support are collinear. This optimization scheme's setting for the spring has improved the shutoff effect to the protective tube along vertical direction to the pulling force of bottom.

As optimization, the protective tube comprises an upper tube body, a middle tube body and a lower tube body which are sequentially arranged along the vertical direction, the upper tube body and the middle tube body are connected with each other through threads, and the fixed seat is fixedly arranged in the middle tube body. The protective pipe can be split by the arrangement of the optimization scheme, so that the driving mechanism and the detection sensor can be conveniently installed, the upper pipe bodies with different lengths can be conveniently replaced as required, and the detection requirements of different depths can be met.

The utility model has the beneficial effects that: the bottom cover is opened and closed by adopting the pull rope and the lever type structure, an air source is not required to be configured, the operation is simpler and more convenient, the processing difficulty of each part and the assembly difficulty of the whole device are greatly reduced, and the device is suitable for practical application in coal mine operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

shown in the figure:

1. the device comprises a spring, 2, a second hinge shaft, 3, a vertical rod, 4, a third hinge shaft, 5, a support rod, 6, a cross rod, 7, a first hinge shaft, 8, a support, 9, a bottom cover, 10, a cross shaft, 11, a pull rope, 12, an upper pipe body, 13, a middle pipe body, 14, a lower pipe body, 15, a detection sensor, 16 and a fixed seat.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

As shown in fig. 1, a coal mine working face water prevention and treatment leading-in device comprises a protective pipe, a bottom cover 9 and a driving mechanism, wherein the bottom cover 9 is used for sealing the lower end of the protective pipe, a detection sensor 15 is fixedly arranged in the protective pipe above the bottom cover, the protective pipe is used for protecting the detection sensor and avoiding collision, the bottom cover is used for sealing the lower end of the protective pipe in the lowering process, mine water is prevented from entering the protective pipe, and after the detection sensor is lowered in place, the bottom cover is opened through the driving mechanism, so that the mine water is contacted with the detection sensor.

Specifically, actuating mechanism is including setting firmly fixing base 16 in the protective tube to and along the vertical stay cord 11 that passes the fixing base, set up the through-hole that supplies the stay cord to pass on the fixing base, the last port of protective tube is extended to the upper end of stay cord, so that the staff operates. The bottom surface of fixing base has set firmly branch 5, the lower extreme of branch articulates through first hinge 7 has horizontal pole 6, the one end and the stay cord lower extreme of horizontal pole are connected, the other end of horizontal pole articulates through second hinge 2 has montant 3, the montant extends from the horizontal pole downwardly, the horizontal pole was kept away from to the montant one end and bottom are through third hinge 4 articulated, for the convenience of the articulated of montant lower extreme and bottom, this embodiment has set firmly at the top of bottom with montant articulated support 8, the third hinge passes at support and montant in proper order. The vertical rod and the pull rope are respectively positioned on two sides of the first hinge shaft, the spring 1 is further arranged on one side, away from the pull rope, of the first hinge shaft, the upper end of the spring 1 is connected with the fixed seat, and the lower end of the spring is connected with the cross rod. When the bottom cover is in a state of plugging the lower port of the protective pipe, the vertical axes of the spring, the vertical rod and the support are collinear.

In order to simplify the structure, the detection sensor and the fixing base fixed connection of this embodiment, and the detection site that detects the sensor is located the cavity between fixing base and the bottom, offers the mounting hole that is used for installing the detection sensor on the fixing base, and the upper end of detecting the sensor is higher than the fixing base to in being connected of detection sensor cable and detection sensor, the detection sensor cable upwards extends along the protective tube inner chamber.

One end of the bottom cover is hinged with the protective pipe through a transverse shaft 10, and the transverse distance between the support and the transverse shaft does not exceed 1/3 of the transverse total length of the bottom cover; the transverse distance between the first hinge shaft and the pull rope is smaller than the transverse distance between the first hinge shaft and the second hinge shaft. Through the distance setting of these two places, under the certain condition of distance of pulling stay cord, the turned angle of bottom is bigger to make the operation to the bottom simple swift more.

For the convenience of assembly, the protective tube of this embodiment includes along vertical last body 12, well body 13 and lower body 14 that sets gradually, and goes up between body and the well body to and all pass through threaded connection between well body and the lower body, the fixing base sets firmly in well intraductal.

During the use, transfer the protecting tube, transfer the in-process, under the taut effect of spring, the bottom seals the protecting tube lower extreme to the pit water gets into, transfers when the protecting tube and targets in place the back, upwards stimulates the stay cord, through the transmission of horizontal pole and montant, makes the bottom rotate downwards and opens, thereby makes pit water and detection sensor contact, realizes detecting.

Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; the above embodiments and drawings are only for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that changes, modifications, additions or substitutions within the spirit and scope of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and shall also fall within the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a colliery working face prevention and cure water gatherer, includes protecting tube, bottom (9) of shutoff protecting tube lower extreme, and the drive actuating mechanism that the bottom was opened, the bottom top sets firmly detection sensor (15) that are located the protecting tube, its characterized in that: actuating mechanism is including setting firmly fixing base (16) in the protective tube to and along vertical stay cord (11) that pass the fixing base, the upper end of stay cord extends the last port of protective tube, the bottom surface of fixing base has set firmly branch (5), it has horizontal pole (6) to articulate through first hinge (7) on the branch, the one end and the stay cord lower extreme of horizontal pole are connected, the other end of horizontal pole articulates through second hinge (2) has montant (3), the one end that the horizontal pole was kept away from to the montant is articulated through third hinge (4) with the bottom, montant and stay cord are located the both sides of first hinge respectively, one side that the stay cord was kept away from to first hinge still is equipped with spring (1), the upper end and the fixing base of spring (1) are connected, the lower extreme and the horizontal pole of spring are connected.

2. The coal mine working surface water control introduction device as claimed in claim 1, wherein: the detection sensor is fixedly connected with the fixed seat, and the detection part of the detection sensor is positioned in the cavity between the fixed seat and the bottom cover.

3. The coal mine working surface water control introduction device as claimed in claim 1, wherein: one end of the bottom cover is hinged with the protective pipe through a transverse shaft (10), a support (8) hinged with the vertical rod is fixedly arranged at the top of the bottom cover, and the transverse distance between the support and the transverse shaft does not exceed 1/3 of the transverse total length of the bottom cover.

4. The coal mine working surface water control introduction device as claimed in claim 1, wherein: the transverse distance between the first hinge shaft and the pull rope is smaller than the transverse distance between the first hinge shaft and the second hinge shaft.

5. The coal mine working surface water control introduction device as claimed in claim 4, wherein: when the bottom cover is in a state of plugging the lower port of the protective pipe, the vertical axes of the spring, the vertical rod and the support are collinear.

6. The coal mine working surface water control introduction device as claimed in claim 1, wherein: the protective tube includes along vertical last body (12), well body (13) and lower body (14) that set gradually, and between last body and the well body to and all through threaded connection between well body and the lower body, the fixing base sets firmly in well body.

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