CN215761563U - Colliery is gas drainage hose conveyer in pit - Google Patents
Colliery is gas drainage hose conveyer in pit Download PDFInfo
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- CN215761563U CN215761563U CN202121955631.0U CN202121955631U CN215761563U CN 215761563 U CN215761563 U CN 215761563U CN 202121955631 U CN202121955631 U CN 202121955631U CN 215761563 U CN215761563 U CN 215761563U
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- hose
- gas extraction
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Abstract
The utility model provides a colliery is gas drainage hose conveyer in pit, includes fixing base and hose transport mechanism, hose transport mechanism includes: the side wall of each frame plate is uniformly provided with a plurality of mounting groove groups, and each mounting groove group comprises two symmetrical mounting grooves; the pressing wheel is arranged in each mounting groove in a sliding manner perpendicular to the conveying direction; the pressing strips are buckled on two side walls of each frame plate in the length direction; the compression spring is arranged at a gap between the end part of each compression wheel and the pressing strip; and wheel shafts at one end of the pressing wheel in the same frame plate penetrate through the side wall of the frame plate together and are connected with each other in a transmission manner through a transmission chain. According to the utility model, the hose conveying mechanism capable of mechanically conveying the gas extraction hose is arranged and fixed on the drilling machine, so that manual carrying, installation and fixation are replaced, manpower is liberated, and the construction efficiency is higher.
Description
Technical Field
The utility model relates to the technical field of coal mine gas extraction equipment, in particular to a coal mine underground gas extraction hose conveying device.
Background
The coal mine gas extraction is to drill a coal seam and a gas gathering area, connect a drill hole on a special pipeline, and extract gas in the coal seam and a goaf to the ground by using extraction equipment for utilization; or into the total return air flow. The extracted gas not only is an important measure for reducing the gas emission amount in the mining process, preventing the gas from exceeding the limit and accumulating and preventing gas explosion and coal and gas outburst accidents, but also can change harm into benefit and be developed and utilized as the coal associated resource. At present, in order to prevent gas and water at an orifice from being sprayed out in the process of gas in a coal mine, an orifice blowout preventer is adopted, and a gas extraction hose is connected between the blowout preventer and a gas extraction pipeline in a coal mine, so that gas in a hole is extracted. The PVC pipe or the PE pipe is mostly adopted as the gas extraction hose, the hose needs to be carried, installed and fixed manually when the gas extraction hose is connected to a drill hole, the length of the gas extraction hose at each extraction hole needs to be different, and a plurality of extraction holes exist, so that the large workload is brought to the installation of workers, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to provide a coal mine underground gas extraction hose conveying device.
The technical scheme adopted by the utility model to solve the problems is as follows:
the utility model provides a colliery is gas drainage hose conveyer in pit, sets up on the holder of colliery rig, includes fixing base and the hose transport mechanism of setting on the fixing base, hose transport mechanism includes:
the side wall of each frame plate is uniformly provided with a plurality of mounting groove groups along the length direction, and each mounting groove group comprises two mounting grooves which are respectively arranged on two sides of the frame plate along the length direction to form symmetry;
the pressing wheels are arranged in each mounting groove in a sliding mode perpendicular to the conveying direction, a pressing wheel group is formed between two pressing wheels in the same mounting groove group, a conveying gap for a gas extraction hose to pass through is formed between the two pressing wheels in each pressing wheel group, and conveying gaps in a plurality of pressing wheel groups form a conveying channel of the gas extraction hose together;
the pressing strips are buckled on two side walls of each frame plate in the length direction and used for sealing the mounting grooves;
the compression spring is arranged at the gap between the end part of each pressing wheel and the pressing strip and used for compressing the pressing wheels to enable the two pressing wheels of the same pressing wheel group to be mutually abutted;
and wheel shafts at one end of the pressing wheel in the same frame plate penetrate through the side wall of the frame plate together and are connected with each other in a transmission manner through a transmission chain.
As a preferred embodiment of the present invention, said frame plate is a rectangular plate, and each of said mounting grooves is a rectangular groove with "u" structure.
As a preferred embodiment of the utility model, two ends of each pinch roller are respectively provided with an assembly seat, each assembly seat is a plate body with the same appearance as the mounting groove, the center of each assembly seat is provided with a bearing for connecting the pinch rollers, and the assembly seats are arranged in the mounting grooves in a sliding manner along the direction perpendicular to the conveying direction of the gas extraction hose.
As a preferred embodiment of the present invention, two side walls of each mounting groove are provided with a protruding sliding strip along a sliding direction, two side walls of the assembly seat corresponding to the two side walls of each mounting groove are provided with an inward sliding groove matched with the sliding strip, and the assembly seat is slidably disposed on the sliding strip through the sliding grooves.
In a preferred embodiment of the present invention, a pressure spring blind hole for clamping the pressure spring is provided on an end wall of the mounting seat facing to the side of the pressing bar.
As a preferred embodiment of the utility model, the side walls of the two sides of the frame plate in the length direction are provided with convex buckling strips, one side of the pressing strip is provided with an inward concave buckling groove matched with the buckling strips, the pressing strip is buckled and pressed on the buckling strips through the buckling grooves and then assembled on the side walls of the frame plate through bolts, and the bottom of the buckling groove is provided with a positioning blind hole for clamping and connecting a pressure spring.
As a preferred embodiment of the utility model, wheel shafts at one end of the pressing wheels in the same frame plate are arranged by penetrating through one side wall of the frame plate together, the end parts of the wheel shafts of the pressing wheels positioned outside the frame plate are provided with double rows of gears, and the double rows of gears on any two adjacent pressing wheels positioned in the same side mounting groove outside the frame plate are mutually connected in a transmission manner through the transmission chain.
As a preferred embodiment of the present invention, the fixing seat is an anchor ear matched with the holder, and the fixing seat is fixedly arranged on the side walls of the two pressing strips located on the same side of the two frame plates.
As a preferred embodiment of the utility model, two compression springs are uniformly arranged between the end part of each compression wheel and the corresponding compression strip in the same mounting groove.
As a preferred embodiment of the utility model, the pressing wheels are concave wheels with arc-shaped inner grooves in the centers, and the arc-shaped inner grooves on two pressing wheels in the same pressing wheel group jointly form a conveying gap.
Compared with the prior art, the utility model has the following beneficial effects:
firstly, the hose conveying mechanism is fixed on the clamp holder at the front end of the drilling machine through the fixing seat, and after the gas extraction hose is sent into the conveying channel, the power set is started to drive the pressing wheel to rotate, so that the gas extraction hose can be quickly conveyed, a large amount of manpower is saved, and the conveying efficiency of the hose is very high;
secondly, in the hose conveying mechanism, the pressing wheels in the pressing wheel set realize elastic buffering through the pressing springs, the surfaces of the pipe bodies are uneven at the connecting positions where the gas extraction hoses are mutually sleeved due to insufficient length, and the pressing wheels are elastically buffered through the pressing springs, so that when the pressing wheels meet the uneven positions of the pipe bodies, the pressing of the uneven surfaces on the pressing wheels can be easily filtered, and the hard extrusion of the pressing wheels on the uneven positions of the hoses is avoided, meanwhile, the hoses can be prevented from being locally bent or even bent due to the fact that the hoses are locally subjected to radial extrusion force from the pressing wheels due to the uneven surfaces of the hoses, the hoses can be guaranteed to be flat and unbent in the whole conveying process in the conveying mechanism, and the hoses are effectively protected;
third, the elasticity buffer structure between pressure spring and the pinch roller can also compromise and carry the gas of different diameters and take out the body of taking out, and application scope is wider, in addition, all forms the linkage through double gear and drive chain between per two adjacent pinch rollers, and then forms holistic synchronous linkage between all pinch rollers, and conveying efficiency is higher, avoids skid, to the transmission increase friction scheduling problem that certain local pinch roller probably appears because rotational speed is different.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the hose transfer mechanism;
FIG. 3 is a schematic view of the hose transfer mechanism;
FIG. 4 is a side view of the structure of FIG. 3;
FIG. 5 is a schematic view of the disassembled structure of the hose transfer mechanism;
FIG. 6 is a schematic structural view of the mounting base;
FIG. 7 is a side view of the mounting base;
FIG. 8 is a schematic perspective view of the top surface of the molding;
fig. 9 is a schematic perspective view of the bottom surface of the bead.
The labels in the figure are: 1. the device comprises a fixed seat, 2, a frame plate, 21, a buckling strip, 3, a mounting groove, 31, a sliding strip, 4, a pressing wheel, 41, a conveying gap, 5, a pressing strip, 51, a buckling groove, 52, a positioning blind hole, 6, a pressure spring, 7, a transmission chain, 8, an assembly seat, 81, a bearing, 82, a sliding groove, 83, a pressure spring blind hole, 9 and a double-row gear.
Detailed Description
The present invention is described in detail with reference to the following embodiments, which are provided in the present invention as a premise of the technical solution of the present invention, and the detailed implementation manner and the specific operation process are provided in the present embodiment.
Example 1
As shown in the figure, the underground coal mine gas extraction hose conveying device is arranged on a clamp holder of a coal mine drilling machine, and comprises a fixing seat 1 and a hose conveying mechanism arranged on the fixing seat 1, wherein the hose conveying mechanism comprises: the side wall of each frame plate 2 is uniformly provided with a plurality of mounting groove groups along the length direction, and each mounting groove group comprises two mounting grooves 3 which are respectively arranged on two sides of the frame plate 2 along the length direction to form symmetry; the pressing wheels 4 are arranged in each mounting groove 3 in a sliding mode perpendicular to the conveying direction, a pressing wheel group is formed between two pressing wheels 4 in the same mounting groove group, a conveying gap 41 for a gas extraction hose to pass through is formed between the two pressing wheels 4 in each pressing wheel group, and the conveying gaps 41 in the plurality of pressing wheel groups form a conveying channel of the gas extraction hose together; the pressing strips 5 are buckled on two side walls of each frame plate 2 in the length direction and used for sealing the mounting grooves 3; the compression springs 6 are arranged at the gaps between the end parts of the compression wheels 4 and the pressing strips 5 and are used for compressing the compression wheels 4 to enable the two compression wheels 4 of the same compression wheel set to be mutually abutted;
and wheel shafts at one end of the pinch roller 4 in the same frame plate 2 penetrate through the side wall of the frame plate 2 together and are connected with each other in a transmission manner through a transmission chain 7.
In this embodiment, a set of power system, such as a pneumatic motor or an electric motor, may be provided on the hose conveying mechanism in a matching manner, and taking the pneumatic motor as an example, the pneumatic motor may be connected to an underground gas source of a coal mine to rotate as a power source, and then the pinch roller set is driven by the transmission chain 7 to synchronously link, so as to complete the conveying of the gas extraction hose; and if the motor is adopted, the motor can be connected with a power supply on a drilling machine or a power supply under a coal mine to complete transmission.
In addition, a power system can be arranged on the hose conveying mechanism in a matched mode, the hose conveying mechanism is directly connected with a power set on the drilling machine through a transmission chain 7, the power set on the drilling machine is used for driving the hose conveying mechanism, and the transmission mode needs to be selected according to the specific type of the underground drilling machine of the coal mine.
The above is the basic embodiment of the present invention, and further improvements and modifications can be made on the above basis, so as to obtain the following representative embodiments:
example 2
The scheme of this embodiment is the same as embodiment 1 main part, and the difference lies in, in order to make pinch roller 4 can more stable slip setting in mounting groove 3, frame plate 2 is the rectangular plate body, every mounting groove 3 is the rectangular channel that is "U" structure, and every pinch roller 4's both ends all are provided with assembly seat 8, assembly seat 8 is the plate body unanimous with mounting groove 3 appearance, and the center of assembly seat 8 is provided with the bearing 81 that is used for connecting pinch roller 4, and assembly seat 8 slides along perpendicular to gas drainage hose direction of transfer and sets up in mounting groove 3, and pinch roller 4 relies on the slip completion synchronous slip of assembly seat 8 in mounting groove 3.
Example 3
The scheme of this embodiment is the same as the main body of embodiment 2, except that a sliding structure between the assembly seat 8 and the mounting groove 3 is further defined, that is, a convex sliding strip 31 is arranged on both side groove walls of each mounting groove 3 along the sliding direction, concave sliding grooves 82 matched with the sliding strips 31 are arranged on both side walls of the assembly seat 8 corresponding to the both side groove walls, and the assembly seat 8 is slidably arranged on the sliding strips 31 through the sliding grooves 82.
Meanwhile, in this embodiment, in order to enable the assembly seat 8 and the pressure spring 6 to be stably connected, a pressure spring blind hole 83 for clamping the pressure spring 6 is formed in the end wall of the assembly seat 8 facing to one side of the pressing bar 5, and the end portion of the pressure spring 6 can be stably embedded into the pressure spring blind hole 83.
Example 4
The scheme of this embodiment is the same as the main body of embodiment 1, and the difference lies in that in order to make the layering 5 can form unified smooth surface with frame plate 2 after assembling on frame plate 2 both sides lateral wall of the length direction of frame plate 2 all be provided with convex profile 21, one side of layering 5 is provided with indent and profile 21 assorted catching groove 51, and layering 5 passes through the catching groove 51 and buckles and presses on the lateral wall of frame plate 2 through the bolt assembly on the lateral wall of frame plate 2 after on the profile 21, and the width of layering 5 is unanimous with the thickness of frame plate 2, and thus, after layering 5 buckles on frame plate 2, can form smooth whole plane between layering 5 lateral wall and the lateral wall of frame plate 2, and the combination that links up between the spare part is an optimization, and the tank bottom of catching groove 51 is provided with the location blind hole 52 that is used for joint pressure spring 6 for the stable fixed of cooperation pressure spring 6.
Example 5
The scheme of this embodiment is the same as the main body of embodiment 1, and the difference is that, in order to make the gas extraction hose stably convey, all the pinch rollers 4 need to rotate synchronously at the same rotation speed, therefore, the wheel shafts at one end of the pinch rollers 4 located in the same frame plate 2 all penetrate through a side wall of the frame plate 2, the wheel shaft ends of the pinch rollers 4 located outside the frame plate 2 are all provided with double-row gears 9, the double-row gears 9 located on any two adjacent pinch rollers 4 in the same side mounting groove 3 outside the frame plate 2 are mutually connected in a transmission manner through transmission chains 7, and thus, uniform synchronous linkage is formed between all the pinch rollers 4, and synchronous rotation can be completed under the drive of the same power system.
Example 6
The scheme of this embodiment is the same with embodiment 1 main part, and the difference lies in, for the fixed mode of optimizing hose transport mechanism, simplifies the structure simultaneously, saves the cost to consider the actual appearance of holder, will fixing base 1 sets up to the staple bolt with holder assorted, and this fixing base 1 is fixed to be set up on being located two frame plate 2 with two layering 5 lateral walls of one side, and the fixed mode of staple bolt can be more swiftly stable, has simplified the structural style of fixing base simultaneously, and is more practical.
Example 7
The scheme of this embodiment is the same with embodiment 1 main part, and the difference lies in, all evenly is provided with two pressure springs 6 between every 4 tip of pinch roller and the corresponding layering 5 in same mounting groove 3, and the structural style of two pressure springs 6 can make assembly seat 8 drive pinch roller 4 slip in-process, and the axial is more steady, can not appear because of the phenomenon that the pinch roller 4 that slides unsmooth and lead to heels, loses the levelness.
Example 7
The scheme of this embodiment is the same as the main body of embodiment 1, and the difference is that the pressing wheel 4 is a concave wheel with an arc-shaped inner groove at the center, the arc-shaped inner grooves on two pressing wheels 4 in the same pressing wheel set jointly form a conveying gap 41, and the arc-shaped inner diameter of the arc-shaped inner groove is slightly larger than the outer diameter of the gas extraction hose, so as to be suitable for the gas extraction hose with a larger outer diameter.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited to the embodiments, and various changes and modifications can be made by one skilled in the art without departing from the scope of the utility model.
Claims (10)
1. The utility model provides a colliery is gas drainage hose conveyer in pit, sets up on the holder of colliery rig, its characterized in that: including fixing base (1) and the hose transport mechanism of setting on fixing base (1), hose transport mechanism includes:
the side wall of each frame plate (2) is uniformly provided with a plurality of mounting groove groups along the length direction, and each mounting groove group comprises two mounting grooves (3) which are respectively arranged on two sides of the frame plate (2) along the length direction to form symmetry;
the pressing wheels (4) are arranged in each mounting groove (3) in a sliding mode perpendicular to the conveying direction, a pressing wheel group is formed between the two pressing wheels (4) in the same mounting groove group, a conveying gap (41) for a gas extraction hose to pass through is formed between the two pressing wheels (4) in each pressing wheel group, and conveying gaps (41) in the plurality of pressing wheel groups form a conveying channel of the gas extraction hose together;
the pressing strips (5) are buckled on two side walls of each frame plate (2) in the length direction and used for sealing the mounting grooves (3);
the compression springs (6) are arranged at the gaps between the end parts of the compression wheels (4) and the compression strips (5) and are used for compressing the compression wheels (4) to enable the two compression wheels (4) of the same compression wheel set to be mutually abutted;
and wheel shafts at one end of the pressing wheel (4) in the same frame plate (2) penetrate through the side wall of the frame plate (2) together and are connected with each other in a transmission manner through a transmission chain (7).
2. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: the frame plate (2) is a rectangular plate body, and each mounting groove (3) is a rectangular groove in a U-shaped structure.
3. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: every the both ends of pinch roller (4) all are provided with assembly seat (8), assembly seat (8) are the plate body unanimous with mounting groove (3) appearance, and the center of assembly seat (8) is provided with bearing (81) that are used for connecting pinch roller (4), and assembly seat (8) are slided along perpendicular to gas drainage hose direction of delivery and are set up in mounting groove (3).
4. The underground coal mine gas extraction hose conveying device according to claim 3, characterized in that: every all be provided with convex draw runner (31) along the direction of sliding on the both sides cell wall of mounting groove (3), all be provided with on two lateral walls that assembly seat (8) and both sides cell wall correspond with draw runner (31) assorted indent spout (82), assembly seat (8) slide through spout (82) and set up on draw runner (31).
5. The underground coal mine gas extraction hose conveying device according to claim 3, characterized in that: and a pressure spring blind hole (83) used for clamping and connecting the pressure spring (6) is formed in the end wall of the assembling seat (8) facing one side of the pressing strip (5).
6. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: all be provided with convex profile (21) on frame plate (2) length direction's the both sides lateral wall, one side of layering (5) is provided with the indent with profile (21) assorted catching groove (51), and layering (5) are withheld through catching groove (51) and are pressed on the lateral wall of frame plate (2) through the bolt assembly after on profile (21), and the tank bottom of catching groove (51) is provided with location blind hole (52) that are used for joint pressure spring (6).
7. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: the wheel shaft at one end of the pressing wheel (4) located in the same frame plate (2) penetrates out of one side wall of the frame plate (2) together, the end portion of the wheel shaft, located outside the frame plate (2), of the pressing wheel (4) is provided with double-row gears (9), and the double-row gears (9) located outside the frame plate (2) on any two adjacent pressing wheels (4) in the same side installation groove (3) are in transmission connection with each other through a transmission chain (7).
8. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: the fixing seat (1) is a hoop matched with the holder, and the fixing seat (1) is fixedly arranged on the side walls of the two pressing strips (5) which are positioned on the same side of the two frame plates (2).
9. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: two pressure springs (6) are uniformly arranged between the end part of each pressure wheel (4) in the same mounting groove (3) and the corresponding pressing strip (5).
10. The underground coal mine gas extraction hose conveying device according to claim 1, characterized in that: the pressing wheels (4) are concave wheels with arc-shaped inner grooves in the centers, and the arc-shaped inner grooves on the two pressing wheels (4) in the same pressing wheel group jointly form a conveying gap (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121955631.0U CN215761563U (en) | 2021-08-19 | 2021-08-19 | Colliery is gas drainage hose conveyer in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121955631.0U CN215761563U (en) | 2021-08-19 | 2021-08-19 | Colliery is gas drainage hose conveyer in pit |
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| Publication Number | Publication Date |
|---|---|
| CN215761563U true CN215761563U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121955631.0U Active CN215761563U (en) | 2021-08-19 | 2021-08-19 | Colliery is gas drainage hose conveyer in pit |
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| CN (1) | CN215761563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412542A (en) * | 2021-12-16 | 2022-04-29 | 淮南矿业(集团)有限责任公司 | Colliery is gas drainage sleeve pipe conveyer in pit |
-
2021
- 2021-08-19 CN CN202121955631.0U patent/CN215761563U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412542A (en) * | 2021-12-16 | 2022-04-29 | 淮南矿业(集团)有限责任公司 | Colliery is gas drainage sleeve pipe conveyer in pit |
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