CN215520967U

CN215520967U - Water intake device suitable for ponding in gas discharge hole well

Info

Publication number: CN215520967U
Application number: CN202121830221.3U
Authority: CN
Inventors: 蒋响成; 魏志明; 郭伟; 李正
Original assignee: Hydrogeology Bureau of China National Administration of Coal Geology
Current assignee: Hydrogeology Bureau of China National Administration of Coal Geology
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-14
Anticipated expiration: 2031-08-06

Abstract

The utility model relates to the technical field of coal mine operation, in particular to a water taking device suitable for accumulated water in a gas discharge hole. The water taking device suitable for water accumulation in the gas discharge hole comprises a barrel body, a pressing plate and a hollow support guide part, wherein the upper end and the lower end of the barrel body are arranged in an open mode, an annular supporting plate is horizontally fixed on the inner wall of the barrel body, the pressing plate is horizontally arranged above the supporting plate, the support guide part is arranged below the supporting plate and is connected with the lower end of the pressing plate, and the pressing plate can move upwards under the action of external force until the support guide part abuts against the lower end of the supporting plate or downwards until the pressing plate covers the upper end of the supporting plate in a pressing mode and seals and covers an inner hole of the supporting plate. The advantages are that: structural design is reasonable, can carry out the interior ponding of colliery well by the efficient and discharge, easy operation, convenient.

Description

Water intake device suitable for ponding in gas discharge hole well

Technical Field

The utility model relates to the technical field of coal mine operation, in particular to a water taking device suitable for accumulated water in a gas discharge hole.

Background

At present, after pipe laying, well cementation and well washing are carried out on a conventional coal mine gas discharge hole, accumulated water left in a well needs to be drained, and the existing conventional coal mine gas discharge hole can reach the acceptance standard of a construction party. The conventional drainage process adopts a water pump to pump water, but the water suction port of the water pump is positioned at the upper end of the motor and limited by the lift, so that the good effect cannot be achieved, the water flow of the water pump is high when the water pump stops pumping, the cost is high, and the water pump is not economical.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a water taking device suitable for accumulated water in a gas discharge hole well, and effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides a water intake device suitable for ponding in gas discharge well, the dipping barrel comprises a barrel body, the support guide of clamp plate and fretwork, the equal uncovered setting of lower extreme on the above-mentioned staving, its inner wall is improved level and is fixed with annular backup pad, above-mentioned backup pad top is arranged in to above-mentioned clamp plate level, the above-mentioned guide that supports sets up in above-mentioned backup pad below to be connected with the lower extreme of above-mentioned clamp plate, above-mentioned clamp plate can be under the exogenic action rebound to the above-mentioned guide that supports offsets with the backup pad lower extreme, or move down to the pressure cover in above-mentioned backup pad upper end, and the sealed hole that covers above-mentioned backup pad.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the barrel body is a cylinder, and the supporting plate is a circular plate coaxial with the barrel body.

Further, the pressing plate is a circular plate coaxially arranged with the barrel body.

Further, the supporting guide is in contact with the inner wall of the barrel body and can slide up and down relatively.

Further, the supporting guide member includes a connecting rod vertically assembled in the middle of the pressing plate, and the lower end of the connecting rod extends downward below the supporting plate, and at least three guide rods are wound around the lower end of the connecting rod at intervals, one ends of the guide rods are respectively connected to the lower ends of the connecting rod, and the other ends of the guide rods extend to contact with the inner wall of the barrel body.

Further, the other end of the guide rod is provided with a roller which is in rolling contact with the inner wall of the barrel body.

Further, the inner wall of the barrel body is vertically provided with channels which are in one-to-one correspondence with the rollers, and the rollers respectively extend into the corresponding channels and are in rolling contact with each other.

Further, a flexible sealing ring for sealing contact with the upper part of the support plate is arranged at the lower end of the edge of the pressure plate, or a flexible sealing layer is arranged on the lower surface of the pressure plate.

And the lifting mechanism is connected with the barrel body and is used for operating the barrel body to lift in the well.

The utility model has the beneficial effects that: structural design is reasonable, can carry out the interior ponding of colliery well by the efficient and discharge, easy operation, convenient.

Drawings

FIG. 1 is a first structural diagram of a water intake device suitable for accumulating water in a gas discharge well according to the utility model;

fig. 2 is a structural schematic diagram II of the water taking device suitable for accumulated water in the gas drainage hole well.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a barrel body; 2. pressing a plate; 3. a support guide; 4. a support plate; 31. a connecting rod; 32. a guide bar; 321. and a roller.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example (b): as shown in fig. 1 and 2, the water intake device suitable for ponding in gas discharge well of this embodiment includes staving 1, clamp plate 2 and the support guide 3 of fretwork, the equal uncovered setting of lower extreme on above-mentioned staving 1, its inner wall is improved level and is fixed with annular backup pad 4, above-mentioned backup pad 4 top is arranged in to above-mentioned clamp plate 2 level, above-mentioned support guide 3 sets up in above-mentioned backup pad 4 below, and be connected with the lower extreme of above-mentioned clamp plate 2, above-mentioned clamp plate 2 can upwards move under the exogenic action and support guide 3 and backup pad 4 lower extreme counterbalance to the aforesaid, or downwards move to the pressure and cover in above-mentioned backup pad 4 upper end, and the sealed hole that covers above-mentioned backup pad 4.

The water taking operation is as follows:

the barrel body 1 is put down into a well in which water is to be drained, the barrel body 1 sinks under the action of gravity, the water in the well can jack the pressure plate 2 and the supporting guide piece 3 to move upwards to open an inner hole (an inner ring annular hole) of the supporting plate 4, the lower end of the crystal barrel body 1 is opened to enter a space above the supporting plate 4, after the barrel body 1 sinks to a certain height, external force is upwards used for pulling the barrel body 1, the pressure plate 2 and the supporting guide piece 3 can act on the upper portion of the pressure plate 2 under the action of water pressure (water gravity) of the upper portion in the barrel body 1, the pressure plate 2 and the supporting guide piece 3 move downwards until the pressure plate 2 is tightly sealed and pressed on the upper portion of the supporting plate 4 under the action of the gravity of the water, so that the water storage space above the supporting plate 4 in the barrel body 1 can store water, after the barrel body 1 is discharged out of the well, the external force acts on the supporting guide piece 3 to jack the supporting guide piece upwards, so that the pressure plate 2 moves upwards to open the inner hole of the supporting plate 4, and the water in the space above the supporting plate 4 can be drained out from the lower end of the barrel body 1, the barrel body 1 does not need to be toppled, the operation is very simple and quick, and the efficient drainage operation can be realized.

Preferably, the barrel 1 is a cylinder, and the support plate 4 is a circular plate coaxial with the barrel 1.

In this scheme, staving 1 designs for regular cylindric to backup pad 4 also is the design of ring, and production and processing is more convenient, and, can ensure that water from backup pad 4 inner ring is smooth to accumulate to the upper space in the water intaking in-process.

Preferably, the pressing plate 2 is a circular plate coaxially disposed with the barrel 1.

In this scheme, clamp plate 2 also is circular design, with the shape adaptation of backup pad 4, and the two cooperation is inseparabler, accurate, and the atress is also better.

In this embodiment, the barrel body 1 is a seamless steel pipe member, the length of which is 8m, the outer diameter phi 200mm and the inner diameter phi 180mm, the width of the supporting plate 4 is about 20mm, the maximum stroke of the pressing plate 2 moving up and down is about 200mm, and the height from the upper part of the supporting plate 4 to the open end of the upper end of the barrel body 1 is about 7 m.

In order to further improve the sealing property of the cover between the pressure plate 2 and the support plate 4, a blocking plate with a diameter slightly smaller than that of the inner hole of the support plate 4 can be arranged at the lower part of the pressure plate 2 and adapted to the inner hole of the support plate 4.

In a preferred embodiment, the supporting guide 3 is in contact with an inner wall of the tub 1 and is slidable up and down.

In this embodiment, support guide 3 and the inner wall contact of staving 1 to can slide from top to bottom in the contact, ensure that clamp plate 2 keeps rectilinear movement in vertical direction, can not control the skew, thereby at the water intaking end, can be smooth descend to with the sealed contact in backup pad 4 upper portion, thereby the sealed backup pad 4 hole that covers ensures the validity of water intaking.

In a preferred embodiment, the supporting guide 3 includes a connecting rod 31 and at least three guide rods 32, the connecting rod 31 is vertically installed at the middle of the pressing plate 2, the lower end thereof extends downward below the supporting plate 4, the at least three guide rods 32 are spaced around the lower end of the connecting rod 31, one end of each guide rod 32 is connected to the lower end of the connecting rod 31, and the other end thereof extends to contact the inner wall of the tub 1.

In this embodiment, support 3 structural design of guide relatively simple, exquisite, be connected fixedly with clamp plate 2 through connecting rod 31, many guide bars 32 of deuterogamying contact (support the direction) with each position of 1 inner wall of staving, guaranteed that clamp plate 2 can keep rectilinear movement reciprocating the in-process, also make clamp plate 2 and backup pad 4 can not misplace when the mutual contact is sealed, ensure that the two contacts closely, realize effectual retaining.

Preferably, the other end of the guide bar 32 is provided with a roller 321 which is in rolling contact with the inner wall of the tub 1.

In this embodiment, the end of the guide rod 32 is in rolling fit with the inner wall of the barrel 1 via the roller 321, so that the contact friction between the guide rod and the inner wall is effectively reduced.

More specifically, the inner wall of the tub 1 is vertically provided with one-to-one corresponding grooves to the rollers 321, and the rollers 321 respectively extend into the corresponding grooves and are in rolling contact with each other.

In this scheme, through the design of channel for gyro wheel 321 can only roll from top to bottom in the channel, can not take place to break away from the phenomenon in channel place position, promptly to can make support guide 3 and clamp plate 2 reciprocate, can not take place the phenomenon crooked, upset, ensures that clamp plate 2 and backup pad 4 leakproofness when mutual contact is good.

In a preferred embodiment, a flexible gasket for sealing contact with the upper portion of the support plate 4 is provided at the lower edge of the pressure plate 2, or a flexible sealing layer is provided on the lower surface of the pressure plate 2.

In this embodiment, the design of the sealing ring makes the supporting plate 4 be more closely matched under the action of external force (gravity) when being in contact sealing with the pressing plate 2, and the sealing performance is further improved.

Of course, if the sealing ring is annular, the upper end of the supporting plate 4 can be arranged in a groove matched with the sealing ring, so that when the supporting plate 4 is in sealing contact with the pressing plate 2, the sealing ring can be embedded into the groove, and the sealing performance is very good.

In a preferred embodiment, the upper end of the connecting rod 31 is a screw section and passes through the middle of the pressure plate 2, and a first upper nut and a first lower nut are screwed onto the screw section at the upper end of the connecting rod 31 and respectively abut against the upper end and the lower end of the middle of the pressure plate 2.

The design of above-mentioned scheme for the dismouting combination that can be convenient between connecting rod 31 and clamp plate 2 does benefit to routine maintenance and maintenance operation.

It should be noted that: with this arrangement, the tightness of the contact between the pressure plate 2 and the support plate 4 can be adjusted by adjusting the relative positions of the first upper nut and the first lower nut with respect to the connecting rod 31.

In a preferred embodiment, a screw section is provided at a lower end of the connecting rod 31, a second upper nut and a second lower nut are screwed onto the screw section at the lower end, an annular connecting portion fitted to the lower end of the connecting rod 31 is interposed between the second upper nut and the second lower nut, and one end of the guide rod 32 is connected and fixed to an outer periphery of the annular connecting portion.

In this embodiment, adopt detachable structure cooperation between connecting rod 31 and the guide bar 32, make things convenient for subsequent dismouting, do benefit to routine maintenance and maintenance operation.

It should be noted that: with this arrangement, the tightness of the contact between the pressing plate 2 and the supporting plate 4 can be adjusted by adjusting the relative positions of the second upper nut and the second lower nut with respect to the connecting rod 31.

As a preferred embodiment, the device further comprises a lifting mechanism, wherein the lifting mechanism is connected with the barrel body 1 and is used for operating the barrel body 1 to lift in the well.

In this scheme, through elevating system can be good carry out the operation of transferring in the well or going out of the well to staving 1.

The lifting mechanism can adopt a conventional winch, and the winch frame is arranged above the wellhead.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The utility model provides a water intake device suitable for ponding in gas discharge well which characterized in that: support guide (3) including staving (1), clamp plate (2) and fretwork, the equal uncovered setting of lower extreme on staving (1), its inner wall is improved level and is fixed with annular backup pad (4), clamp plate (2) level is arranged in backup pad (4) top, support guide (3) set up in backup pad (4) below, and with the lower extreme of clamp plate (2) is connected, but clamp plate (2) rebound extremely under the exogenic action support guide (3) and backup pad (4) lower extreme offset, or move down to press and cover backup pad (4) upper end, and sealed cover the hole of backup pad (4).

2. The water intake device for accumulated water in a gas drainage well according to claim 1, wherein: the barrel body (1) is a cylinder, and the supporting plate (4) is a circular annular plate coaxial with the barrel body (1).

3. The water intake device for accumulated water in a gas drainage well according to claim 2, wherein: the pressing plate (2) is a circular plate which is coaxial with the barrel body (1).

4. A water intake apparatus adapted for accumulating water in a gas drainage well according to any one of claims 1 to 3, wherein: the supporting guide piece (3) is in contact with the inner wall of the barrel body (1) and can slide up and down relatively.

5. The water intake device for accumulated water in a gas drainage well according to claim 4, wherein: support guide (3) including connecting rod (31) and three piece at least guide bar (32), connecting rod (31) assemble perpendicularly in the middle part of clamp plate (2), its lower extreme downwardly extending to the below of backup pad (4), at least three the equal interval of guide bar (32) encircles around the lower extreme of connecting rod (31), the one end of guide bar (32) respectively with the lower extreme of connecting rod (31) is connected, its other end extend respectively to with the inner wall contact of staving (1).

6. The water intake device for accumulated water in a gas drainage well according to claim 5, wherein: and the other end of the guide rod (32) is provided with a roller (321) which is in rolling contact with the inner wall of the barrel body (1).

7. The water intake device for accumulated water in a gas drainage well according to claim 6, wherein: the inner wall of the barrel body (1) is vertically provided with grooves corresponding to the rollers (321) one by one, and the rollers (321) respectively extend into the corresponding grooves and are in rolling contact with each other.

8. A water intake apparatus adapted for accumulating water in a gas drainage well according to any one of claims 1 to 3, wherein: the lower end of the edge of the pressing plate (2) is provided with a flexible sealing ring which is used for being in sealing contact with the upper part of the supporting plate (4), or the lower surface of the pressing plate (2) is provided with a flexible sealing layer.

9. A water intake apparatus adapted for accumulating water in a gas drainage well according to any one of claims 1 to 3, wherein: the lifting mechanism is connected with the barrel body (1) and used for operating the barrel body (1) to lift in the well.