CN218935546U - Coating composite steel pipe for coal mine - Google Patents
Coating composite steel pipe for coal mine Download PDFInfo
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- CN218935546U CN218935546U CN202223216066.3U CN202223216066U CN218935546U CN 218935546 U CN218935546 U CN 218935546U CN 202223216066 U CN202223216066 U CN 202223216066U CN 218935546 U CN218935546 U CN 218935546U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model discloses a coated composite steel pipe for a coal mine, which comprises a pipe body, wherein the tail end of the pipe body is provided with a fixing unit; the fixing unit comprises a fixing plate, a rotating plate, a vertical plate, a torsion spring and an inserting rod; the fixed plate is arranged on one side of the outer wall of the pipe body, the top of the fixed plate is rotationally connected with a rotating plate through a pin shaft, a torsion spring is arranged between the rotating plate and the fixed plate, an inserting rod is fixedly connected to one side of the pipe body, which is close to the vertical plate, and a groove is formed in one side of the pipe body, which is close to the fixed plate. The utility model relates to the technical field of coating composite steel pipes, in particular to a coating composite steel pipe for a coal mine, which realizes connection and fixation between pipe bodies through the cooperation of a rotating plate, a torsion spring and an inserted link, so that the connecting is not required to be carried out by using structures such as bolts, flanges and the like, the mounting process is simple, the fixing effect is good, the dismounting is convenient, the maintenance and overhaul operations of workers are convenient, and the coating composite steel pipe has strong practicability.
Description
Technical Field
The utility model relates to the technical field of coated composite steel pipes, in particular to a coated composite steel pipe for a coal mine.
Background
Coal mines are areas where mankind is mining coal resources in coal-rich mining areas, and are generally classified into underground coal mines and open pit coal mines. When the coal seam is far from the earth surface, coal is generally selected to be extracted from underground mining roadways, which is an underground coal mine. When the distance between the coal seam and the ground surface is very short, the earth surface soil layer is generally stripped directly to excavate coal, and the coal is an open pit coal mine. The inner and outer plastic-coated pipes are steel-plastic composite pipes formed by melting a layer of Polyethylene (PE) resin with the thickness of 0.5-1.0 mm, ethylene-acrylic acid copolymer (EAA), epoxy (EP) powder, nontoxic polypropylene (PP) or nontoxic polyvinyl chloride (PVC) and other organic matters on the inner wall of the steel pipe. In order to better adapt to the coal mine environment, the steel pipe is used for water supply and drainage, ventilation or natural gas conveying, and the like, and a coating composite steel pipe for the coal mine is needed.
The existing coated composite steel pipe for coal mines usually uses a seamless steel pipe and a welded steel pipe as base pipes, the inner wall of the steel pipe is coated with high-adhesion and anti-corrosion polyethylene powder coating or epoxy resin coating, and welding or flange connection is adopted for connection.
However, when the existing coating composite steel pipe for the coal mine is installed by using flange connection, the installation process is complex, so that the workload of a user is heavy, and meanwhile, the user is inconvenient to overhaul and maintain the steel pipe.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a coated composite steel pipe for a coal mine, which solves the problems that the existing coated composite steel pipe for the coal mine is complex in installation process and heavy in workload of a user and inconvenient for the user to overhaul and maintain when being installed by using flange connection.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the coated composite steel pipe for the coal mine comprises a pipe body, wherein the tail end of the pipe body is provided with a fixing unit; the fixing unit comprises a fixing plate, a rotating plate, a vertical plate, a torsion spring and an inserting rod; the fixed plate is arranged on one side of the outer wall of the pipe body, the top of the fixed plate is rotationally connected with a rotating plate through a pin shaft, the rotating plate is correspondingly provided with a vertical plate positioned on the other side of the pipe body, a torsion spring is arranged between the rotating plate and the fixed plate, one side, close to the vertical plate, of the pipe body is fixedly connected with an inserting rod, and one side, close to the fixed plate, of the pipe body is provided with a groove.
Preferably, the fixing plate and one end of the vertical plate, which is close to the pipe body, are fixedly connected with lantern rings, and the inner walls of the lantern rings are clamped with grooves on the outer walls of the pipe body.
Preferably, a sealing gasket is arranged on one side of the pipe body, which is close to the fixing plate.
Preferably, a lifting ring is arranged on one side, far away from the vertical plate, of the fixing plate, and the top of the rotating plate is fixedly connected with a handle through a bolt.
Preferably, the outer wall of the pipe body is coated with a fireproof layer, and the outer wall of the fireproof layer is coated with a wear-resistant layer.
Advantageous effects
The utility model provides a coated composite steel pipe for a coal mine. The beneficial effects are as follows: this colliery is with compound steel pipe of coating, through the cooperation of rotating plate, torsion spring and inserted bar, realized the connection between the body and fixed, consequently need not use structures such as bolt, flange to connect, the installation is simple, fixed effectual, convenient to detach simultaneously, the staff of convenience maintains it and overhauls operation such as having stronger practicality.
Through being provided with flame retardant coating and wearing layer, improved the life of device, the mine is environment complicacy, in order to avoid the damage that high temperature caused, can be through flame retardant coating, improved the security of device simultaneously, the wearing layer is made for wear-resisting type PVC resin, has elasticity softness and wear-resisting characteristics, and the installation of wearing layer has improved the physical attribute of body, the life of extension body.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the present utility model;
FIG. 3 is a schematic view of the structure of the pipe body, wear layer and fire-resistant layer of FIG. 1;
fig. 4 is a schematic view of the structure of the rotating plate, torsion spring and plunger of fig. 1.
In the figure: 1. the pipe body, 2, the wearing layer, 3, the flame retardant coating, 4, the fixed plate, 5, the riser, 6, the swivel plate, 7, the handle, 8, rings, 9, torsion spring, 10, inserted link, 11, sealed pad, 12, the lantern ring, 13, recess.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The components in the present case are sequentially connected by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means thereof are known in the art, and the following working principle and process are mainly described.
Embodiment one: 1-4, a coated composite steel pipe for coal mines comprises a pipe body 1, wherein the tail end of the pipe body 1 is provided with a fixing unit; the pipe body 1 is a coated composite steel pipe, and the fixing unit comprises a fixing plate 4, a rotating plate 6, a vertical plate 5, a torsion spring 9 and an inserted link 10; the rotating plate 6, the vertical plate 5 and the fixed plate 4 can be installed according to the actual needed positions, the fixed plate 4 is arranged on one side of the outer wall of the pipe body 1, the top of the fixed plate 4 is rotationally connected with the rotating plate 6 through a pin shaft, the rotating plate 6 is correspondingly provided with the vertical plate 5 positioned on the other side of the pipe body 1, a torsion spring 9 is installed between the rotating plate 6 and the fixed plate 4, the torsion spring 9 gives the rotating plate 6 an automatic restoring force, a user pulls the rotating plate 6, the torsion spring 9 generates elastic deformation under the action of external force when the rotating plate 6 is opened, after the rotating plate 6 is released, the torsion spring 9 loses the external force support to drive the rotating plate 6 to restore the original shape, one side of the pipe body 1, which is close to the vertical plate 5, is fixedly connected with an inserting rod 10, one side of the pipe body 1, which is close to the fixed plate 4, is provided with a groove 13, and the inserting rod 10 is matched with the shape of the groove 13, so that the inserting connection is tighter;
in the specific implementation process, it is worth particularly pointing out that through the cooperation of the rotating plate 6, the torsion spring 9 and the inserted link 10, the connection and fixation between the pipe bodies 1 are realized, the inserted link 10 is inserted into the corresponding groove 13, the pipe bodies 1 required by connection are connected, the torsion spring 9 gives the rotating plate 6 an automatic restoring force, a user pulls the rotating plate 6, the rotating plate 6 is opened, at the moment, the torsion spring 9 generates elastic deformation under the action of external force, after the rotating plate 6 is loosened, the torsion spring 9 loses the external force support to drive the rotating plate 6 to restore the original state, so that the structure such as bolts, flanges and the like is not needed to be used for connection, the installation process is simple, the fixing effect is good, the disassembly is convenient, the operation such as maintenance and overhaul is convenient for staff, and the like, and the practicality is high;
furthermore, the fixing plate 4 and the vertical plate 5 are fixedly connected with a lantern ring 12 at one end close to the pipe body 1, the inner wall of the lantern ring 12 is clamped with a groove on the outer wall of the pipe body 1, and the lantern ring 12 facilitates a user to install the fixing plate 4 and the vertical plate 5 according to actual needs;
in the specific implementation process, it is worth particularly pointing out that by installing the collar 12, the user can conveniently install the fixing plate 4 and the vertical plate 5 according to actual needs, and simultaneously, the fixing plate 4 and the vertical plate 5 can be conveniently maintained;
furthermore, the sealing gasket 11 is arranged on one side of the pipe body 1 close to the fixing plate 4, the sealing gasket 11 increases the sealing performance of the joint of the pipe body 1, so that the leakage of gas or liquid in the pipe is avoided, and the stability of the device is improved;
in the specific implementation process, it is worth particularly pointing out that the sealing performance of the joint of the pipe body 1 is improved by installing the sealing gasket 11, so that the leakage of gas or liquid in the pipe is avoided, and the stability of the device is improved;
furthermore, a hanging ring 8 is arranged on one side of the fixed plate 4 far away from the vertical plate 5, a user can place external equipment on the hanging ring 8, the hanging ring is connected with the installation pipe body 1 quickly and in a labor-saving manner, a handle 7 is fixedly connected to the top of the rotating plate 6 through bolts, and the handle 7 is convenient for the user to rotate the rotating plate 6;
in the specific implementation process, it is worth particularly pointing out that by arranging the hanging ring 8, a user can conveniently install the connecting pipe body 1 by means of external equipment such as a hydraulic cylinder without manually installing, the work load of the user is lightened, the work efficiency is improved, and by arranging the handle 7, the user can conveniently pull the handle 7 and open the rotating plate 6 when maintaining the joint of the pipe body 1;
furthermore, the outer wall of the pipe body 1 is coated with a fireproof layer 3, the fireproof layer 3 can be a fireproof coating, a tubular structure made of fireproof materials can be sleeved on the outer wall of the pipe body 1, the outer wall of the fireproof layer 3 is coated with a wear-resistant layer 2, and the wear-resistant layer 2 is made of wear-resistant PVC resin and has the characteristics of elasticity, softness and wear resistance;
in the specific implementation process, it is worth particularly pointing out that the service life of the device is prolonged by arranging the fireproof layer 3, the mine environment is complex, the fireproof layer 3 is used for flame retardance to avoid damage caused by high temperature, meanwhile, the safety of the device is improved, the wear-resistant layer 2 is made of wear-resistant PVC resin, the wear-resistant PVC plastic pipe has the characteristics of elasticity and wear resistance, the physical properties of the pipe body 1 are improved by arranging the wear-resistant layer 2, and the service life of the pipe body 1 is prolonged;
specifically, when the coated composite steel pipe for coal mine is used, firstly, the fireproof layer 3 and the wear-resistant layer 2 are coated on one side of the outer wall of the pipe body 1, the fireproof layer 3 is used for flame retardance, damage caused by high temperature is avoided, the wear-resistant layer 2 is made of wear-resistant PVC resin, the wear-resistant composite steel pipe has the characteristics of elasticity and wear resistance, the physical properties of the pipe body 1 are improved due to the installation of the wear-resistant layer 2, the service life of the pipe body 1 is prolonged, when a user wants to connect the pipe bodies 1, the pipe bodies 1 are firstly placed, the inserted rod 10 of one pipe body 1 corresponds to the end face groove 13 of the other pipe body 1, the sealing gasket 11 is installed at the connecting position of the pipe body 1 for sealing, then external auxiliary equipment such as a hydraulic cylinder is installed on the hanging ring 8, the external auxiliary equipment is started, the inserted link 10 of one pipe body 1 is inserted into the groove 13 of the other pipe body 1, then the lantern ring 12 fixedly connected with the fixed plate 4 and the vertical plate 5 is inserted into the groove of the outer wall of the corresponding pipe body 1, then the rotating plate 6 is installed on the fixed plate 4, the torsion spring 9 and the handle 7 are installed, when a user wants to maintain the joint of the two pipe bodies 1, the user can pull the handle 7 to open the rotating plate 6, the torsion spring 9 generates elastic deformation under the action of external force, then external auxiliary equipment such as a hydraulic cylinder is installed on the hanging ring 8, external auxiliary equipment is started, the two pipe bodies 1 are separated, the user can maintain at the moment, the rotating plate 6 is loosened after the maintenance is completed, the torsion spring 9 loses the support of external force to drive the rotating plate 6 to restore the original state, and the maintenance of the joint of the pipe bodies 1 is realized.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a colliery is with coating composite steel pipe, includes body (1), its characterized in that: the tail end of the pipe body (1) is provided with a fixing unit;
the fixing unit comprises a fixing plate (4), a rotating plate (6), a vertical plate (5), a torsion spring (9), a plug rod (10) and a groove (13);
the utility model discloses a fixing device for a pipe body, including fixed plate (4), recess (13) are offered in one side that fixed plate (4) is close to riser (5), fixed plate (4) set up in outer wall one side of body (1), the top of fixed plate (4) is connected with through the round pin axle rotation and rotates board (6), it is provided with riser (5) that are located body (1) opposite side to correspond to rotate board (6), install torsion spring (9) between rotating board (6) and fixed plate (4), one side rigid coupling that body (1) is close to riser (5) has inserted bar (10), one side that body (1) is close to fixed plate (4) is offered flutedly.
2. A coated composite steel pipe for coal mines according to claim 1, wherein: the fixing plate (4) and the vertical plate (5) are fixedly connected with lantern rings (12) at one ends close to the pipe body (1), and the inner walls of the lantern rings (12) are clamped with grooves of the outer wall of the pipe body (1).
3. A coated composite steel pipe for coal mines according to claim 1, wherein: a sealing gasket (11) is arranged on one side of the pipe body (1) close to the fixing plate (4).
4. A coated composite steel pipe for coal mines according to claim 1, wherein: one side of the fixed plate (4) far away from the vertical plate (5) is provided with a hanging ring (8), and the top of the rotating plate (6) is fixedly connected with a handle (7) through a bolt.
5. A coated composite steel pipe for coal mines according to claim 1, wherein: the outer wall of the pipe body (1) is coated with a fireproof layer (3), and the outer wall of the fireproof layer (3) is coated with a wear-resistant layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223216066.3U CN218935546U (en) | 2022-12-01 | 2022-12-01 | Coating composite steel pipe for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223216066.3U CN218935546U (en) | 2022-12-01 | 2022-12-01 | Coating composite steel pipe for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218935546U true CN218935546U (en) | 2023-04-28 |
Family
ID=86094613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223216066.3U Active CN218935546U (en) | 2022-12-01 | 2022-12-01 | Coating composite steel pipe for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218935546U (en) |
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2022
- 2022-12-01 CN CN202223216066.3U patent/CN218935546U/en active Active
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