Dust removal device for outburst prevention drilling machine drill rod

Abstract

A dust removal device for a drill rod of an outburst prevention drilling machine comprises a sleeve device (2) which is installed on the drill rod and provided with a box part (21), an air conveying pipe part (24) and a barrel part (26), and a dust collection device (3) which is arranged on the sleeve device (2) and provided with a dust removal box part (34). By means of the device, the gushing mixed solid-gas flow with gas and dust generated in the drilling operation is collected, solid-gas separation treatment is conducted on the gushing mixed solid-gas flow through the dust collecting device (3), the gushing mixed solid-gas flow with gas and dust generated in the drilling operation is released along a specified purification treatment channel, and the purpose that the gas and dust generated in the drilling operation are purified is achieved. The technical problem that high-pressure water flow is sprayed to a drilling operation point through the spraying head is solved, and therefore the purification treatment effect on gushing mixed solid gas flow with gas and dust is improved.

Description

Technical Field

[0001] The utility model relates to a dust removal device, in particular to a dust removal device used on a drill rod of an anti-outburst drilling rig. Background Art

[0002] With the increase of coal mining depth, gas accidents increase, posing a serious threat to coal mine safety and personal safety of personnel. Gas control is becoming more and more a top priority in coal mine work. The emission of coal seam gas in high-burst working faces is related to the improvement of safety and production efficiency of mining working faces. Anti-burst drilling rigs are commonly used equipment in coal mine production at high-burst working faces. When drilling operations are carried out on coal seams at high-burst working faces, an outflowing mixed solid-gas fluid with gas and dust will be generated. Therefore, the dust removal device used on the drill rod of the anti-burst drilling rig is an important coal mine device. Among the existing dust removal devices used on the drill rod of the anti-burst drilling rig, there is no dust removal device used on the drill rod of the anti-burst drilling rig. High-pressure water flow is sprayed on the drilling operation point through a sprinkler head. Since the outflowing mixed solid-gas fluid with gas and dust is in a freely released state, the purification effect of the outflowing mixed solid-gas flow with gas and dust is affected. Summary of the invention

[0003] In order to overcome the above technical shortcomings, the purpose of the utility model is to provide a dust removal device for the drill rod of the anti-outburst drilling rig, thereby improving the purification effect of the gushing mixed solid gas flow containing gas and dust.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is: it includes a sleeve device installed on the drill rod and having a box part, an air pipe part and a barrel part, and a dust collecting device arranged on the sleeve device and having a dust removal box part.

[0005] Due to the design of the sleeve device and the dust collecting device, the sleeve device can be used to collect the gushing mixed solid-gas fluid containing gas and dust generated by the drilling operation, and the dust collecting device can be used to perform solid-gas separation treatment on the gushing mixed solid-gas fluid, so that the gushing mixed solid-gas fluid containing gas and dust generated by the drilling operation can be released along the specified purification treatment channel, thereby solving the technical problem of spraying high-pressure water flow on the drilling operation point through the sprinkler head, thereby improving the purification treatment effect on the gushing mixed solid-gas flow containing gas and dust.

[0006] The utility model is designed to connect the sleeve device and the dust collecting device to each other in a manner that the gushing mixed solid-gas fluid containing gas and dust generated by the drilling operation is released along a specified purification processing channel.

[0007] The utility model is designed to connect the dust collecting device with the sleeve device in a manner of carrying out solid-gas separation processing on the gushing mixed solid-gas fluid.

[0008] The utility model is designed that the sleeve device is arranged to further include an air bag part and a rotating tube part or a brush part.

[0009] The utility model is designed that the dust collecting device is arranged to further include a cylinder shell part I, a cylinder shell part II, a flange part, a nozzle part, a pipeline part I, a wind pressure gauge part, a pipeline part II and a water pressure gauge part.

[0010] The technical effects of the above five technical solutions are: highlighting the technical characteristics of making the drilling operation produce a mixed solid-gas fluid with gas and dust that is released along the specified purification treatment channel, and introducing the application in the technical field of dust removal devices on drill pipes used for anti-burst drilling rigs.

[0011] The utility model is designed to further include a first accessory device, and the first accessory device is arranged on the sleeve device, and the first accessory device is arranged as a control signal device.

[0012] The technical effect of the above technical solution is that the integrated installation of other components is realized, thereby expanding the technical effect of the utility model.

[0013] The utility model is designed that a dust collecting device and a control signal device are respectively arranged on the sleeve device.

[0014] The technical effect of the above technical solution is that: through the sleeve device, the dust collecting device and the control signal device, the basic technical solution of the utility model is formed, and the technical problem of the utility model is solved.

[0015] The utility model is designed that the left side surface of the box part is arranged to be connected to the inner end head of the rotating tube part, the right side surface of the box part is arranged to be connected to the cylinder part in an accommodating manner and the upper end surface of the box part is arranged to be connected to the inner port part of the gas pipe part, the inner wall of the box part is arranged to be connected to the brush part and the airbag part is arranged to be connected to the rotating tube part in a sleeve-type manner, the port part of the airbag part is arranged to be connected to the control signal device and the outer port part of the gas pipe part is arranged to be connected to the dust collecting device in a communicating manner, the box part is arranged to be a rectangular box-shaped body and the airbag part is arranged to be an annular sac-shaped body, the rotating tube part is arranged to be a cylinder-shaped body with three arc-shaped pieces and the gas pipe part is arranged to be a hose, the brush part is arranged to be a brush annular body and the cylinder part is arranged to be a tubular body.

[0016] The technical effects of the above technical solution are: realizing the box collection of the gushing mixed solid-gas fluid containing gas and dust, realizing the sheet braking of the drill rod, and realizing the hair brushing of the drill rod.

[0017] The utility model is designed that the inner end port portion of the cylinder shell part I and the inner end port portion of the cylinder shell part II are respectively arranged to be connected with the flange portion, the outer end port portion of the cylinder shell part II is arranged to be connected with the side portion of the dust removal box portion and the flange portion located on the cylinder shell part I is arranged to be connected with the flange portion located on the cylinder shell part II by connecting bolts and nuts, the shell of the nozzle part is arranged to be connected with the inner wall portion of the inner end port of the cylinder shell part II and the outer end head of the mixing tube located on the nozzle part is arranged to be connected with the outer end face portion of the cylinder shell part I in a through-type manner, the outer port portion of the mixing tube located on the nozzle part is respectively arranged to be connected with the third port portion of the pipeline part I and the third port portion of the pipeline part II and the second port portion of the pipeline part I is arranged to be connected in a communicating manner with the wind pressure gauge portion, the second port portion of the pipeline part II is arranged to be connected in a communicating manner with the water pressure gauge portion and the first A port portion is configured to be connected to a high-pressure gas source, the first port portion of the pipeline portion II is configured to be connected to a high-pressure flocculant mixed liquid source, and the shell of the wind pressure gauge portion and the shell of the water pressure gauge portion are respectively configured to be connected to the peripheral side surface of the cylinder shell portion I, the outer end port portion of the cylinder shell portion I is configured to be connected to the sleeve device, and the cylinder shell portion I and the cylinder shell portion II are respectively configured to be tubular bodies with expanded holes in the inner end port portions, the expanded holes of the cylinder shell portion I and the expanded holes of the cylinder shell portion II are respectively configured to form a mixed inner cavity, and the expanded holes of the cylinder shell portion I and the expanded holes of the cylinder shell portion II are respectively configured to be conical holes, the flange portion is configured to be a circular disc-shaped body, and the dust removal box portion is configured to be a centrifugal rotating cylinder with a lower port portion and an upper port portion, the nozzle portion is configured to be a spray water nozzle, and the pipeline portion I and the pipeline portion II are configured to be steel pipes.

[0018] The technical effects of the above technical scheme are: realizing vacuum power transportation of the gushing mixed solid-gas fluid containing gas and dust, and realizing centrifugal purification treatment of the gushing mixed solid-gas fluid containing gas and dust.

[0019] The utility model is designed that the control signal device is arranged as an electric valve part, an electric valve controller part, an electric controller part, a gas sensor part and a starter part, and the control interface part of the electric valve part is arranged to be connected with the output interface part of the electric valve controller part, the power interface part of the electric valve controller part is arranged to be connected with the output interface part of the electric controller part and the input interface part of the electric controller part is arranged to be connected with the output interface part of the gas sensor part, the power interface of the electric controller part is arranged to be connected with the starter part and the output interface part of the electric valve part is arranged to be connected with the sleeve device, the input interface part of the electric valve part is arranged to be connected in a communicative manner with a high-pressure gas source and the gas sensor part is arranged on the coal seam of the high-burst working face, the electric valve part is arranged as an electric ball valve, the electric valve controller part is arranged as a PLC controller and the electric controller part is arranged as a methane power cut-off instrument, the gas sensor part is arranged as a methane sensor and the starter part is arranged as a vacuum electromagnetic starter.

[0020] The technical effect of the above technical scheme is: to realize the transmission of control signal to the sleeve device by using the gas concentration signal on the coal seam of the high-burst working face as the detection signal, thereby ensuring that the gas concentration on the coal seam of the high-burst working face is within the range of the installation working state.

[0021] The utility model designs that the sleeve device and the dust collecting device are arranged to be distributed in a manner of separating dust solids, and the sleeve device, the dust collecting device and the control signal device are arranged to be distributed in a manner of controlling the injection of high-pressure gas.

[0022] The utility model is designed that the electric valve part is arranged to be connected with the air bag part, and the cylinder shell part I is arranged to be connected with the air delivery pipe part.

[0023] In the present technical scheme, the sleeve device and the dust collecting device are basic components and are also necessary technical features of the present utility model. The control signal device is a functional component and is a feature for realizing other technical effects of the present utility model. The designs of the technical features of the box part, the airbag part, the rotating tube part, the gas pipe part, the brush part, the cylinder part, the cylinder shell part I, the cylinder shell part II, the flange part, the dust removal box part, the nozzle part, the pipeline part I, the wind pressure gauge part, the pipeline part II, the water pressure gauge part, the mixing inner cavity, the electric valve part, the electric valve controller part, the power controller part, the gas sensor part and the starter part are technical features that comply with the Patent Law and its implementing rules.

[0024] In the technical solution, the drilling operation generates a mixed solid-gas fluid containing gas and dust, and the release thereof along a prescribed purification treatment channel is achieved by a sleeve device and a dust collecting device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 It is a schematic diagram of the utility model.

[0027] Figure 2 is a schematic structural diagram of the sleeve device 2,

[0028] Figure 3 is a schematic diagram of the structure of the dust collecting device 3,

[0029] Sleeve device-2, dust collecting device-3, control signal device-4, box part-21, air bag part-22, rotating tube part-23, gas pipe part-24, brush part-25, cylinder part-26, cylinder shell part I-31, cylinder shell part II-32, flange part-302, dust removal box part-34, nozzle part-35, pipeline part I-36, wind pressure gauge part-37, pipeline part II-38, water pressure gauge part-39, mixing inner cavity-301, electric valve part-41, electric valve controller part-42, power controller part-43, gas sensor part-44, starter part-45. DETAILED DESCRIPTION

[0030] According to the Examination Guidelines, terms such as “having”, “including” and “comprising” used in the present invention should be understood as not precluding the existence or addition of one or more other elements or combinations thereof.

[0031] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other. In addition, unless otherwise specified, the equipment and materials used in the following embodiments are commercially available. If the processing conditions are not clearly stated, please refer to the purchased product manual or proceed according to conventional methods in the field.

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] Figure 1 This is the first embodiment of the utility model, which is specifically described in conjunction with the drawings. It includes a sleeve device 2, a dust collecting device 3 and a control signal device 4, and the dust collecting device 3 and the control signal device 4 are respectively arranged on the sleeve device 2.

[0036] In the present embodiment, the sleeve device 2 is configured to include a box portion 21, an airbag portion 22, a rotating tube portion 23, an air pipe portion 24, a brush portion 25 and a barrel portion 26, and the left side surface portion of the box portion 21 is configured to be connected to the inner end head of the rotating tube portion 23, the right side surface portion of the box portion 21 is configured to be accommodatingly connected to the barrel portion 26 and the upper end surface portion of the box portion 21 is configured to be connected to the inner port portion of the air pipe portion 24, the inner wall of the box portion 21 is configured to be connected to the brush portion 25 and the airbag portion 22 is configured to be sleeve-type connected to the rotating tube portion 23, the port portion of the airbag portion 22 is configured to be connected to the control signal device 4 and the outer port portion of the air pipe portion 24 is configured to be connected in a communicating manner with the dust collecting device 3, the box portion 21 is configured to be a rectangular box-shaped body and the airbag portion 22 is configured to be an annular sac-shaped body, the rotating tube portion 23 is configured to be a barrel-shaped body with three arc-shaped pieces and the air pipe portion 24 is configured to be a hose, the brush portion 25 is configured to be a brush annular body and the barrel portion 2 is configured to be a tubular body.

[0037] Through the sleeve device 2, a supporting connection point for the dust collecting device 3 and the control signal device 4 is formed, the connection with the dust collecting device 3 is realized by the gas pipe part 24, the connection with the control signal device 4 is realized by the air bag part 22, the support processing of the drill rod is realized by the box part 21, the rotating tube part 23 and the cylinder part 26, and the cleaning processing of the drill rod is realized by the brush part 25. The technical purpose is to be used as a component for collecting gas and dust generated by drilling operations on high-protruding working surfaces.

[0038] In this embodiment, the dust collecting device 3 is configured to include a shell portion I 31, a shell portion II 32, a flange portion 302, a dust removal box portion 34, a nozzle portion 35, a pipe portion I 36, a wind pressure gauge portion 37, a pipe portion II 38 and a water pressure gauge portion 39, and the inner end port portion of the shell portion I 31 and the inner end port portion of the shell portion II 32 are respectively configured to be connected to the flange portion 302, the outer end port portion of the shell portion II 32 is configured to be connected to the side portion of the dust removal box portion 34, and the flange portion 302 located on the shell portion I 31 is configured to be By connecting bolts and nuts with the flange portion 302 located on the shell portion II 32, the shell of the nozzle portion 35 is configured to be connected to the inner wall portion of the inner end port of the shell portion II 32, and the outer end head of the mixing tube located on the nozzle portion 35 is configured to be connected to the outer end surface portion of the shell portion I 31 in a through-type manner, and the outer port portion of the mixing tube located on the nozzle portion 35 is respectively configured to be connected to the third port portion of the pipeline portion I 36 and the third port portion of the pipeline portion II 38, and the second port portion of the pipeline portion I 36 is configured to be connected to the wind pressure gauge portion 37. The second port of the pipeline part II 38 is arranged to be connected to the water pressure gauge part 39 and the first port of the pipeline part I 36 is arranged to be connected to the high-pressure gas source, the first port of the pipeline part II 38 is arranged to be connected to the high-pressure flocculant mixed liquid source and the shell of the wind pressure gauge part 37 and the shell of the water pressure gauge part 39 are arranged to be connected to the peripheral side of the shell part I 31 respectively, the outer end port of the shell part I 31 is arranged to be connected to the sleeve device 2 and the shell part I 31 and the shell part II 32 are ... The inner end ports are respectively configured as tubular bodies with extended holes, the extended holes of the shell portion I 31 and the extended holes of the shell portion II 32 are respectively configured to form a mixing inner cavity 301 and the extended holes of the shell portion I 31 and the extended holes of the shell portion II 32 are respectively configured to be conical hole bodies, the flange portion 302 is configured to be a circular disc-shaped body and the dust removal box portion 34 is configured to be a centrifugal rotating cylindrical body with a lower port portion and an upper port portion, the nozzle portion 35 is configured to be a spray water nozzle and the pipeline portion I 36 and the pipeline portion II 38 are configured to be steel pipes.

[0039] Through the dust collecting device 3, a supporting connection point for the sleeve device 2 is formed, and the connection with the sleeve device 2 is realized by the cylinder shell part I31. The dust treatment is realized by the cylinder shell part II32, the flange part 302, the dust removal box part 34, the nozzle part 35, the pipeline part I36, the wind pressure gauge part 37, the pipeline part II38 and the water pressure gauge part 39 together with the cylinder shell part I31. The technical purpose is to be used as a component for dust treatment of gas and dust generated during drilling operations on high-protruding working surfaces.

[0040] In this embodiment, the control signal device 4 is configured as an electric valve part 41, an electric valve controller part 42, an electric controller part 43, a gas sensor part 44 and a starter part 45, and the control interface part of the electric valve part 41 is configured to be connected to the output interface of the electric valve controller part 42, the power interface of the electric valve controller part 42 is configured to be connected to the output interface part of the electric controller part 43 and the input interface part of the electric controller part 43 is configured to be connected to the output interface of the gas sensor part 44, the power interface of the electric controller part 43 is configured to be connected to the starter part 45 and the output interface part of the electric valve part 41 is configured to be connected to the sleeve device 2, the input interface part of the electric valve part 41 is configured to be connected in a communicative manner with a high-pressure gas source and the gas sensor part 44 is configured on the coal seam of the high-burst working face, the electric valve part 41 is configured to be an electric ball valve, the electric valve controller part 42 is configured to be a PLC controller and the electric controller part 43 is configured to be a methane power cut-off device, the gas sensor part 44 is configured to be a methane sensor and the starter part 45 is configured to be a vacuum electromagnetic starter.

[0041] A supporting connection point for the sleeve device 2 is formed by the control signal device 4, and the connection with the sleeve device 2 is realized by the electric valve part 41. The control signal input to the electric valve part 41 is processed by the electric valve controller part 42, the power controller part 43 and the starter part 45. The technical purpose is to serve as a component for controlling the input of high-pressure gas to the sleeve device 2.

[0042] In this embodiment, the sleeve device 2 and the dust collecting device 3 are arranged to be distributed in a manner of separating dust solids, and the sleeve device 2 and the dust collecting device 3 and the control signal device 4 are arranged to be distributed in a manner of controlling high-pressure gas injection, the electric valve portion 41 is arranged to be connected to the airbag portion 22, and the cylinder shell portion I31 is arranged to be connected to the gas pipe portion 24.

[0043] The method of using this embodiment is as follows: when drilling is required on a coal seam with a high-burst working face, the rotating pipe part 23, the box part 21, the brush part 25 and the barrel part 26 are mounted on the drill pipe, the outer end of the gas pipe part 24 is connected to the outer end of the barrel shell part I 31, the pipe part I 36 is connected to the high-pressure gas source, the pipe part II 38 is connected to the high-pressure flocculant mixed liquid source, the gas-liquid mixed medium is sprayed into the mixed inner cavity 301 through the nozzle part 35, and the mixed inner cavity 301 is in a vacuum state.

[0044] The starter unit 45 is in working state, the electric valve controller unit 42, the power controller unit 43 and the gas sensor unit 44 are in working state, the electric valve unit 41 is in cut-off state, the airbag unit 22 is in non-expanded state, the three arc-shaped pieces of the rotating tube unit 23 are in separated state, and the rotating tube unit 23 and the drill rod are in separated state. When the drill rod rotates in the rotating tube unit 23, the box unit 21, the brush unit 25 and the barrel unit 26 to perform drilling operation on the coal seam of the high-outburst working face, the gas and the mixture generated by the drilling operation are mixed under the action of the inner cavity 301. The gushing mixed solid-gas fluid of dust enters into the box part 21 through the cylinder part 26, and then is injected into the mixed inner cavity 301 through the gas transmission pipe part 24. The gushing mixed solid-gas fluid containing gas and dust generated by the drilling operation in the mixed inner cavity 301 is fused with the gas-liquid mixed medium to obtain fused gas-liquid. The fused gas-liquid is discharged into the dust removal box part 34 through the cylinder shell part II 32. The solid-liquid centrifugal treatment is carried out in the dust removal box part 34. The dust is discharged through the lower port part of the dust removal box part 34, and the clean gas containing gas is released through the upper port part of the dust removal box part 34.

[0045] The gas concentration signal on the coal seam of the high-burst working face is picked up by the gas sensor part 44. When the gas concentration signal on the coal seam of the high-burst working face picked up by the gas sensor part 44 is greater than the specified gas concentration value, the gas sensor part 44 inputs a signal to the power controller part 43, so that the power controller part 43 is in a working state, the electric valve controller part 42 is in a power-off state, and a signal is input to the electric valve part 41, so that the electric valve part 41 is in an open state. The high-pressure gas in the high-pressure gas source is injected into the airbag part 22 through the moving valve part 41, so that the airbag part 22 is in an expanded state, the three arc-shaped pieces of the rotating tube part 23 are in a closed state, and the rotating tube part 23 acts on the drill rod, so that the drill rod is in an external braking state, and the drilling operation on the coal seam of the high-burst working face is stopped, and the high-concentration gas on the coal seam of the high-burst working face is reduced. When the gas concentration signal on the coal seam of the high-burst working face picked up by the gas sensor part 44 is less than the specified gas concentration value, the starter part 45 is put into a working state.

[0046] After completing the drilling operation on the coal seam at the high-burst working face, put the starter part 45 in a non-working state, remove the rotating tube part 23, the box part 21, the brush part 25 and the cylinder part 26 from the drill bit of the drill rod, separate the outer end part of the gas pipe part 24 from the outer end part of the cylinder shell part I31, disconnect the pipeline part I36 from the high-pressure gas source, and disconnect the pipeline part II38 from the high-pressure flocculant mixed liquid source.

[0047] When verifying the utility model, the inventor abandoned the existing technical feature of spraying high-pressure water flow on the drilling operation point through a sprinkler head, and first proposed a technical feature of causing the drilling operation to produce an gushing mixed solid-gas fluid with gas and dust that is released along a specified purification treatment channel, thereby obtaining a first technical effect: purifying the gushing mixed solid-gas fluid with gas and dust to ensure the drilling operation environment requirements on the coal seam at the high-burst working face, and obtaining a second technical effect: achieving external braking of the drill rod in a high-gas environment, eliminating the precursor factors of high-gas back-generation explosion, and obtaining a third technical effect. : It is achieved that gas and dust clusters are generated in the drilling operation environment on the coal seam of the high-burst working face, the safety performance of drilling is improved, and the fourth technical effect is obtained: it is achieved that the flow of the gas-liquid mixed medium drives the gushing mixed solid-gas fluid with gas and dust to perform vacuum dynamic flow in the sleeve device 2 and the dust collecting device 3, thereby improving the collection capacity of the gushing mixed solid-gas fluid with gas and dust, and the fifth technical effect is obtained: using the fused gas-liquid as the centrifugal body, the dust in the gushing mixed solid-gas fluid with gas and dust is recombined, thereby improving the purification effect of the gushing mixed solid-gas fluid with gas and dust.

[0048] In the second embodiment of the utility model, the sleeve device 2 and the dust collecting device 3 are connected to each other in such a way that the mixed solid-gas fluid containing gas and dust generated by the drilling operation is released along a prescribed purification treatment channel.

[0049] In this embodiment, the dust collecting device 3 is connected to the sleeve device 2 in a manner of performing solid-gas separation on the gushing mixed solid-gas fluid.

[0050] In this embodiment, the sleeve device 2 is configured to further include an airbag portion 22 and a rotating tube portion 23 or a brush portion 25 .

[0051] In this embodiment, the dust collecting device 3 is configured to further include a shell portion I 31 , a shell portion II 32 , a flange portion 302 , a nozzle portion 35 , a pipeline portion I 36 , a wind pressure gauge portion 37 , a pipeline portion II 38 and a water pressure gauge portion 39 .

[0052] In this embodiment, a first accessory device is further included and is arranged on the sleeve device 2. The first accessory device is arranged as a control signal device 4.

[0053] The second embodiment of the present utility model is based on the first embodiment.

[0054] The utility model has the following characteristics:

[0055] 1. Due to the design of the sleeve device 2 and the dust collecting device 3, the sleeve device 2 is used to collect the gushing mixed solid-gas fluid containing gas and dust generated by the drilling operation, and the dust collecting device 3 is used to separate the solid and gas of the gushing mixed solid-gas fluid, so that the gushing mixed solid-gas fluid containing gas and dust generated by the drilling operation can be released along the specified purification treatment channel, which solves the technical problem of spraying high-pressure water flow on the drilling operation point through the sprinkler head, thereby improving the purification treatment effect of the gushing mixed solid-gas flow containing gas and dust.

[0056] 2. Due to the design of the sleeve device 2, external braking of the drill pipe is achieved.

[0057] 3. Due to the design of the dust collecting device 3, a vacuum state force is generated inside.

[0058] 4. Due to the design of the control signal device 4, the control signal is transmitted to the sleeve device 2.

[0059] Therefore, in the technical field of dust removal devices used on drill rods for anti-outburst drilling rigs, all technical contents including a sleeve device 2 installed on the drill rod and having a box portion 21, an air pipe portion 24 and a barrel portion 26, and a dust collecting device 3 arranged on the sleeve device 2 and having a dust removal box portion 34 are within the protection scope of the present utility model.

Claims

1. A dust removal device for a drill pipe of an anti-outburst drilling rig, characterized by: The invention comprises a sleeve device (2) installed on a drill rod and having a box portion (21), a gas transmission pipe portion (24) and a barrel portion (26); a dust collecting device (3) arranged on the sleeve device (2) and having a dust removal box portion (34); The sleeve device (2) is configured to further include an airbag portion (22) and a rotating tube portion (23) or a brush portion (25). The dust collecting device (3) is configured to further include a shell portion I (31), a shell portion II (32), a flange portion (302), a nozzle portion (35), a pipeline portion I (36), a wind pressure gauge portion (37), a pipeline portion II (38) and a water pressure gauge portion (39). It also includes a first accessory device and the first accessory device is arranged on the sleeve device (2), and the first accessory device is arranged as a control signal device (4). A dust collecting device (3) and a control signal device (4) are respectively arranged on the sleeve device (2). The left side face of the box part (21) is arranged to be connected to the inner end of the rotating tube part (23), the right side face of the box part (21) is arranged to be connected to the cylinder part (26) in an accommodating manner, and the upper end face of the box part (21) is arranged to be connected to the inner port part of the air supply pipe part (24), the inner wall of the box part (21) is arranged to be connected to the brush part (25), and the airbag part (22) is arranged to be connected to the rotating tube part (23) in a sleeve-type manner, the port part of the airbag part (22) is arranged to be connected to the control signal device (4), and the outer port part of the air supply pipe part (24) is arranged to be connected to the dust collecting device (3), the box part (21) is arranged to be a rectangular box-shaped body, and the airbag part (22) is arranged to be an annular sac-shaped body, the rotating tube part (23) is arranged to be a cylinder-shaped body with three arc-shaped pieces, and the air supply pipe part (24) is arranged to be a hose, the brush part (25) is arranged to be a brush annular body, and the cylinder part (26) is arranged to be a tubular body.

2. The dust removal device for the drill rod of the anti-outburst drilling rig according to claim 1 is characterized in that: The inner end port portion of the shell part I (31) and the inner end port portion of the shell part II (32) are respectively arranged to be connected to the flange portion (302), the outer end port portion of the shell part II (32) is arranged to be connected to the side portion of the dust removal box portion (34), and the flange portion (302) located on the shell part I (31) is arranged to be connected to the flange portion (302) located on the shell part II (32) by connecting bolts and nuts, and the shell of the nozzle part (35) is arranged to be connected to the inner wall portion of the inner end port of the shell part II (32) and is located The outer end of the mixing tube on the nozzle part (35) is arranged to be connected to the outer end surface of the shell part I (31) in a through-type connection, and the outer port part of the mixing tube on the nozzle part (35) is arranged to be connected to the third port part of the pipeline part I (36) and the third port part of the pipeline part II (38) respectively, and the second port part of the pipeline part I (36) is arranged to be connected to the wind pressure gauge part (37), the second port part of the pipeline part II (38) is arranged to be connected to the water pressure gauge part (39), and the pipeline part I (36) is connected to the water pressure gauge part (39). ) is configured to be connected to a high-pressure gas source, the first port of the pipeline part II (38) is configured to be connected to a high-pressure flocculant mixed liquid source, and the shell of the wind pressure gauge part (37) and the shell of the water pressure gauge part (39) are respectively configured to be connected to the peripheral side surface of the shell part I (31), the outer end port of the shell part I (31) is configured to be connected to the sleeve device (2), and the shell part I (31) and the shell part II (32) are respectively configured to be tubular bodies with expanded holes at the inner end ports, The expanded hole body of the shell part I (31) and the expanded hole body of the shell part II (32) are respectively arranged to form a mixing inner cavity (301), and the expanded hole body of the shell part I (31) and the expanded hole body of the shell part II (32) are respectively arranged to be conical hole bodies, the flange part (302) is arranged to be a circular disc-shaped body, and the dust removal box part (34) is arranged to be a centrifugal rotating cylindrical body having a lower port part and an upper port part, the nozzle part (35) is arranged to be a spray water nozzle, and the pipeline part I (36) and the pipeline part II (38) are arranged to be steel pipes.

3. The dust removal device for the drill rod of the anti-outburst drilling rig according to claim 1 is characterized by: The control signal device (4) is provided with an electric valve unit (41), an electric valve controller unit (42), an electric power controller unit (43), a gas sensor unit (44) and a starter unit (45), and the control interface unit of the electric valve unit (41) is provided to be connected to the output interface unit of the electric valve controller unit (42), the power interface unit of the electric valve controller unit (42) is provided to be connected to the output interface unit of the electric power controller unit (43), and the input interface unit of the electric power controller unit (43) is provided to be connected to the output interface unit of the gas sensor unit (44), and the power supply unit of the electric power controller unit (43) is provided to be connected to the output interface unit of the gas sensor unit (44). The interface is configured to be connected to the starter unit (45) and the output interface of the electric valve unit (41) is configured to be connected to the sleeve device (2), the input interface of the electric valve unit (41) is configured to be connected to the high-pressure gas source and the gas sensor unit (44) is configured to be disposed on the coal seam of the high-burst working face, the electric valve unit (41) is configured to be an electric ball valve, the electric valve controller unit (42) is configured to be a PLC controller and the power controller unit (43) is configured to be a methane power cut-off device, the gas sensor unit (44) is configured to be a methane sensor and the starter unit (45) is configured to be a vacuum electromagnetic starter.

4. The dust removal device for the drill rod of the anti-outburst drilling rig according to any one of claims 1 to 3, characterized in that: The electric valve portion (41) is configured to be connected to the air bag portion (22), and the cylinder shell portion I (31) is configured to be connected to the air delivery pipe portion (24).

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