CN211474081U

CN211474081U - Be used for gas drainage well drill way safety device

Info

Publication number: CN211474081U
Application number: CN202020151192.7U
Authority: CN
Inventors: 郗泽松
Original assignee: Hua Mingguo
Current assignee: Hua Mingguo
Priority date: 2020-02-03
Filing date: 2020-02-03
Publication date: 2020-09-11
Anticipated expiration: 2030-02-03

Abstract

The utility model relates to a coal mine engineering technical field just discloses a be used for gas drainage well drill way safety device, including first base, one side swing joint of first base has the second base, the slide rail has all been seted up at the top of first base and the top of second base, the inner wall swing joint of slide rail has the support sleeve, the inner wall swing joint of support sleeve has the movable rod. This be used for gas drainage well drill way safety device, can play the effect of protection to the outer wall of well head passageway, it does not have safety device around having solved general gas drainage well engineering, the problem of gas drainage well engineering security performance has been reduced, and can dismantle the connection between first bracing piece and the second bracing piece, move protector's position, can make things convenient for constructor to use protector when improving constructor personal safety, the user demand of colliery engineering has been satisfied.

Description

Be used for gas drainage well drill way safety device

Technical Field

The utility model relates to a coal mine engineering technical field specifically is a be used for gas drainage well drill way safety 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 discharge to a 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.

In addition, in the process of gas extraction well in the existing coal mine engineering, no protective device is needed around the orifice, so that the safety performance of the gas extraction well in the process is reduced, constructors can easily damage the gas extraction well to a certain extent in the construction process, the working efficiency of the gas extraction well is further reduced, and the use requirement of the coal mine engineering cannot be met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a be used for gas drainage well drill way safety device possesses advantages such as security performance that can improve gas drainage well in-process, and it is not high to have solved the security performance of current gas drainage well in-process, can not satisfy the problem of coal mine engineering user demand.

(II) technical scheme

For the purpose that realizes above-mentioned coal mine engineering and improve the security, the utility model provides a following technical scheme: a safety protection device for an orifice of a gas extraction well comprises a first base, wherein one side of the first base is movably connected with a second base, slide rails are respectively arranged at the top of the first base and the top of the second base, a supporting sleeve is movably connected to the inner wall of each slide rail, a movable rod is movably connected to the inner wall of each supporting sleeve, a first supporting rod is fixedly connected to one end of each movable rod, a second supporting rod is fixedly connected to the top of the second base through the supporting sleeves and the corresponding movable rods, a first connecting block is fixedly connected to one end of each first supporting rod, a second connecting block is fixedly connected to one end of each first supporting rod, a first connecting ring is fixedly connected to one side of each second connecting block, an iron chain is movably connected to the outer wall of each first connecting ring, a second connecting ring is fixedly connected to one end of each iron chain, and a hook is fixedly connected to one side of each first connecting block, the inner wall swing joint of couple has solid fixed ring, the inner wall swing joint of first base has the well head passageway.

Preferably, the shape and size of the first base are matched with the shape and size of the second base, the shape and size of the sliding rail are matched with the shape and size of the supporting sleeve, and the supporting sleeve is respectively connected with the top of the first base and the top of the second base in a sliding mode through the sliding rail.

Preferably, one side fixedly connected with fixed block of first base, the fixed slot has been seted up to one side of second base, and the shape size of fixed slot all matches each other with the shape size of fixed block, and first base passes through fixed slot and fixed block and second base swing joint.

Preferably, the number of the supporting sleeves is twenty, every ten supporting sleeves are in one group, and the two groups of supporting sleeves are respectively and fixedly connected with the bottoms of the first supporting rods and the bottoms of the second supporting rods through the movable rods.

Preferably, the diameter of the inner wall of the supporting sleeve is matched with the diameter of the outer wall of the movable rod, and the supporting sleeve is movably connected with the movable rod.

Preferably, the spout has been seted up to the inner wall of support sleeve, the other end fixedly connected with limiting plate of movable rod, and the shape size of limiting plate all matches each other with the shape size of spout, and support sleeve passes through limiting plate and spout and movable rod swing joint.

Preferably, the shape and size of the hook are matched with those of the fixing ring, and the hook is movably connected with the fixing ring.

Third, beneficial effect

Compared with the prior art, the utility model provides a be used for gas drainage well drill way safety device possesses following beneficial effect:

1. this be used for gas drainage well drill way safety device, through first base, a slide rail, the support sleeve, first bracing piece, the second bracing piece, the movable rod, the mutually supporting of spout and limiting plate is used, can play the effect of protection to the outer wall of well head passageway, no safety device has around having solved general gas drainage well engineering, the problem of gas drainage well engineering security performance has been reduced, and can dismantle the connection between first bracing piece and the second bracing piece, remove protector's position, can make things convenient for constructor to use protector when improving constructor personal safety, coal mine engineering's user demand has been satisfied.

2. This be used for gas drainage well drill way safety device, through first connecting block, second connecting block, first connecting ring, iron chain, couple, second connecting ring, solid fixed ring and the second base that sets up, can fix the connection between first bracing piece and the second bracing piece, can improve protector's security performance, further ensured constructor's personal safety.

3. This be used for gas drainage well drill way safety device, through fixed slot and the fixed block that sets up, can fix and dismantle the connection between first base and the second base, make things convenient for protector to use, prolonged protector's life.

Drawings

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

fig. 2 is a schematic view of the connection structure of the first support rod and the second support rod of the present invention;

FIG. 3 is a schematic view of the connecting structure of the support sleeve and the movable rod of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is a schematic view of the connection structure of the hook and the fixing ring of the present invention.

In the figure: 1. a first base; 2. a slide rail; 3. a support sleeve; 4. a first support bar; 5. a wellhead passage; 6. a second support bar; 7. a first connection block; 8. a second connecting block; 9. a first connecting ring; 10. an iron chain; 11. hooking; 12. a second connection ring; 13. a movable rod; 14. a chute; 15. a limiting plate; 16. fixing grooves; 17. a fixed block; 18. a fixing ring; 19. a second base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a safety protection device for an orifice of a gas extraction well comprises a first base 1, a second base 19 is movably connected to one side of the first base 1, slide rails 2 are respectively arranged on the top of the first base 1 and the top of the second base 19, a support sleeve 3 is movably connected to the inner wall of each slide rail 2, the shape and size of the first base 1 are matched with the shape and size of the second base 19, the shape and size of each slide rail 2 are matched with the shape and size of each support sleeve 3, the support sleeves 3 are respectively connected with the top of the first base 1 and the top of the second base 19 in a sliding manner through the slide rails 2, a fixed block 17 is fixedly connected to one side of the first base 1, a fixed groove 16 is arranged on one side of the second base 19, the shape and size of the fixed groove 16 are matched with the shape and size of the fixed block 17, and the first base 1 is movably connected with the second base 19 through the fixed groove 16 and the fixed block 17, the connection between the first base 1 and the second base 19 can be fixed and disassembled through the arranged fixed groove 16 and the fixed block 17, the use of the protective device is convenient, the service life of the protective device is prolonged, the fixed block 17 is fixedly connected with one side of the first base 1, the fixed groove 16 is arranged on one side of the second base 19, the shape and the size of the fixed groove 16 are matched with those of the fixed block 17, the first base 1 is movably connected with the second base 19 through the fixed groove 16 and the fixed block 17, the sliding groove 14 is arranged on the inner wall of the supporting sleeve 3, the other end of the movable rod 13 is fixedly connected with the limiting plate 15, the shape and the size of the limiting plate 15 are matched with those of the sliding groove 14, the supporting sleeve 3 is movably connected with the movable rod 13 through the limiting plate 15 and the sliding groove 14, the movable rod 13 is movably connected with the inner wall of the supporting sleeve 3, one end of the movable rod 13 is fixedly connected with, the top of the second base 19 is fixedly connected with a second support rod 6 through a support sleeve 3 and a movable rod 13, the number of the support sleeves 3 is twenty, every ten support sleeves 3 are in one group, two groups of support sleeves 3 are respectively fixedly connected with the bottom of the first support rod 4 and the bottom of the second support rod 6 through the movable rod 13, one end of the first support rod 4 is fixedly connected with a first connecting block 7, one end of the first support rod 4 is fixedly connected with a second connecting block 8, one side of the second connecting block 8 is fixedly connected with a first connecting ring 9, the outer wall of the first connecting ring 9 is movably connected with an iron chain 10, one end of the iron chain 10 is fixedly connected with a second connecting ring 12, one side of the first connecting block 7 is fixedly connected with a hook 11, the inner wall of the hook 11 is movably connected with a fixed ring 18, the shape and size of the hook 11 are matched with the shape and size of the fixed ring 18, and the hook 11 is movably connected with, through the mutual matching use of the first base 1, the slide rail 2, the support sleeve 3, the first support rod 4, the second support rod 6, the movable rod 13, the chute 14 and the limit plate 15, the outer wall of a wellhead channel 5 can be protected, the problem that no safety protection device is arranged around the common gas extraction well engineering, the safety performance of the gas extraction well engineering is reduced, the connection between the first support rod 4 and the second support rod 6 can be disassembled, the position of the protection device is moved, the protection device can be conveniently used by constructors while the personal safety of constructors is improved, the use requirements of coal mine engineering are met, the connection between the first support rod 4 and the second support rod 6 can be fixed through the arranged first connecting block 7, the second connecting block 8, the first connecting ring 9, the iron chain 10, the hook 11, the second connecting ring 12, the fixing ring 18 and the second base 19, can improve protector's security performance, further ensure constructor's personal safety, the inner wall swing joint of first base 1 has well head passageway 5.

When in use, the first base 1 and the second base 19 are fixed on the outer wall of the wellhead passage 5, and are fixed through the fixing grooves 16 and the fixing blocks 17, then the supporting sleeve 3 is fixed inside the sliding rail 2, the position of the movable rod 13 is extended upwards, and then the first supporting rod 4 and the first connecting ring 9 are fixed together through the iron chain 10 fixed inside the hook 11, thereby completing the work.

In conclusion, the safety protection device for the gas extraction well orifice achieves the effect of improving the safety performance of the gas extraction well, solves the problem of low safety performance of a common gas extraction well, and meets the use requirements of coal mine engineering.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for gas drainage well drill way safety device, includes first base (1), its characterized in that: one side of the first base (1) is movably connected with a second base (19), the top of the first base (1) and the top of the second base (19) are both provided with a slide rail (2), the inner wall of the slide rail (2) is movably connected with a support sleeve (3), the inner wall of the support sleeve (3) is movably connected with a movable rod (13), one end of the movable rod (13) is fixedly connected with a first support rod (4), the top of the second base (19) is fixedly connected with a second support rod (6) through the support sleeve (3) and the movable rod (13), one end of the first support rod (4) is fixedly connected with a first connecting block (7), one end of the first support rod (4) is fixedly connected with a second connecting block (8), one side of the second connecting block (8) is fixedly connected with a first connecting ring (9), the outer wall of the first connecting ring (9) is movably connected with an iron chain (10), the one end fixedly connected with second go-between (12) of iron chain (10), one side fixedly connected with couple (11) of first connecting block (7), the inner wall swing joint of couple (11) has solid fixed ring (18), the inner wall swing joint of first base (1) has well head passageway (5).

2. The safety protection device for the gas extraction well orifice according to claim 1, characterized in that: the shape and size of the first base (1) and the shape and size of the second base (19) are matched with each other, the shape and size of the sliding rail (2) and the shape and size of the supporting sleeve (3) are matched with each other, and the supporting sleeve (3) is respectively connected with the top of the first base (1) and the top of the second base (19) in a sliding mode through the sliding rail (2).

3. The safety protection device for the gas extraction well orifice according to claim 1, characterized in that: one side fixedly connected with fixed block (17) of first base (1), fixed slot (16) have been seted up to one side of second base (19), and the shape size of fixed slot (16) all matches each other with the shape size of fixed block (17), and first base (1) passes through fixed slot (16) and fixed block (17) and second base (19) swing joint.

4. The safety protection device for the gas extraction well orifice according to claim 1, characterized in that: the quantity of supporting sleeve (3) is twenty, and every ten supporting sleeve (3) are a set of, and two sets of supporting sleeve (3) pass through movable rod (13) respectively with the bottom of first bracing piece (4) and the bottom fixed connection of second bracing piece (6).

5. The safety protection device for the gas extraction well orifice according to claim 1, characterized in that: the diameter of the inner wall of the supporting sleeve (3) is matched with the diameter of the outer wall of the movable rod (13), and the supporting sleeve (3) is movably connected with the movable rod (13).

6. The safety protection device for the gas extraction well orifice according to claim 1, characterized in that: spout (14) have been seted up to the inner wall of support sleeve (3), the other end fixedly connected with limiting plate (15) of movable rod (13), and the shape size of limiting plate (15) all matches each other with the shape size of spout (14), and support sleeve (3) are through limiting plate (15) and spout (14) and movable rod (13) swing joint.

7. The safety protection device for the gas extraction well orifice according to claim 1, characterized in that: the shape and size of the hook (11) and the shape and size of the fixing ring (18) are matched with each other, and the hook (11) is movably connected with the fixing ring (18).