Stainless steel screen pipe convenient to mount and dismount

Abstract

The stainless steel screen pipe convenient to mount and dismount comprises a main screen pipe body and an auxiliary screen pipe body, the outer surface of the main screen pipe body is fixedly connected with a fixed square plate, the outer surface of the fixed square plate is fixedly connected with two square plates with openings, the outer surface of the auxiliary screen pipe body is fixedly connected with a limiting piece, and the limiting piece is fixedly connected with the fixed square plate. A locking piece is installed on the outer surface of the limiting piece, the limiting piece comprises a square box installed on the surface of the auxiliary screen pipe, and two fixing plates are fixedly connected to the inner wall of the square box. According to the device, the pulling rod and the spring are used for pushing the moving plate to enable the inserting rod to be inserted into the square plate with the opening, primary connection is achieved, then the threaded nail in the fixed sleeve is screwed into the plate with the hole through the locking piece, rapid and firm connection is completed, the installation efficiency is greatly improved, in the disassembling process, the threaded nail is screwed off firstly, then the pulling rod is pulled, the inserting rod is pulled out of the square plate with the opening, and the disassembling efficiency is improved. The auxiliary screen pipe and the main screen pipe can be easily separated, operation is easy and convenient, and dismounting time and manpower are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial sieve pipe field especially a stainless steel sieve pipe convenient to install and dismount. BACKGROUND

[0002] The stainless steel sieve pipe is also called water filter pipe, is widely used in oil, gas, sand prevention industry of water well, especially outstanding in water well industry, is widely used in water resource filter sieve pipe, is stainless steel sieve pipe that can effectively improve work efficiency and reduce maintenance cost, multiple sieve pipes need to be installed firmly when being used.

[0003] In numerous industrial fields, as a key screening equipment component, the stainless steel sieve pipe plays a crucial role. However, the existing stainless steel sieve pipe has many problems in the process of installation and disassembly, which brings great inconvenience to actual production and maintenance work. In traditional stainless steel sieve pipe connection, welding, bolt fastening and other methods may be used. Although the welding method is firm, it requires professional equipment and technical personnel for installation and disassembly, and the welding process may damage the sieve pipe, affecting its performance and service life. It cannot achieve quick and accurate installation and disassembly. When the sieve pipe needs to be repaired, replaced or adjusted, great difficulties may be encountered. For example, when the sieve pipe needs to be replaced due to blockage or damage, the traditional connection method may take a long time to disassemble, affecting the normal operation of the project. Therefore, we propose a stainless steel sieve pipe convenient to install and dismount to solve the above problems. SUMMARY

[0004] The utility model aims at providing a stainless steel sieve pipe convenient to install and dismount to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A stainless steel sieve pipe convenient to install and dismount, comprising a main sieve pipe and a secondary sieve pipe, the outer surface of the main sieve pipe is fixedly connected with a square plate, the outer surface of the square plate is fixedly connected with two square plates with mouths, the outer surface of the secondary sieve pipe is fixedly connected with a limiting piece, the outer surface of the limiting piece is installed with a locking piece, the limiting piece comprises a square box installed on the surface of the secondary sieve pipe, the inner wall of the square box is fixedly connected with two fixed plates, the outer surface of each fixed plate is fixedly connected with a plurality of springs, the ends of the two groups of springs away from the fixed plates are fixedly connected with moving plates, the outer surfaces of the two moving plates are fixedly connected with pull rods, the ends of the two moving plates are fixedly connected with plug-in rods, and the plug-in rods are matched with the square plates with mouths in size, the inner wall of the square box is fixedly connected with a plurality of guide rails, the interiors of the guide rails are slidably connected with sliding blocks, and the outer surfaces of the sliding blocks are fixedly connected with the outer surfaces of the moving plates.

[0007] In further embodiments, the outer surface of the square box is fixedly connected with an outer sleeve block, and the outer surface of the outer sleeve block is provided with a groove matching the size of the main screen pipe.

[0008] In further embodiments, the right end of the main screen pipe is fixedly connected with a sealing ring.

[0009] In further embodiments, the outer surface of the square plate is fixedly connected with two positioning rods, and the bottom surface of the square box is fixedly connected with two positioning cylinders.

[0010] In further embodiments, the locking member comprises two hole plates installed on the outer surface of the square plate and two fixed sleeves installed on the outer surface of the square box, and the inner part of each fixed sleeve is provided with a threaded peg.

[0011] In further embodiments, the outer surface of each hole plate is fixedly connected with a square strip, the inner wall of the square box is provided with a strip-shaped groove matching the square strip, and the outer surface of the square box is provided with a T-shaped through hole matching the hole plate.

[0012] Compared with the prior art, the device has the following advantages:

[0013] When the device is installed, the limiting member on the auxiliary screen pipe is close to the square plate of the main screen pipe, the pulling rod is pulled to compress the spring of the moving plate, the plug-in rod is aligned with the hole plate, the pulling rod is loosened, the spring pushes the moving plate to make the plug-in rod inserted into the hole plate, the preliminary connection is realized, the threaded peg in the fixed sleeve is screwed into the hole plate through the locking member, the fast and firm connection is completed, the installation efficiency is greatly improved, and when the device is disassembled, the threaded peg is unscrewed, the pulling rod is pulled to make the plug-in rod extracted from the hole plate, the auxiliary screen pipe is separated from the main screen pipe, the operation is simple and convenient, the disassembly time and manpower are saved, the installation and disassembly are fast and accurate, the disassembly efficiency is improved, and the operation difficulty of disassembly and installation is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The figure is a schematic diagram of the separation structure of the main screen and the auxiliary screen pipe of the stainless steel screen pipe for convenient installation and disassembly.

[0015] Figure 2 The figure is a schematic diagram of the side cross-sectional structure of the limiting member in the stainless steel screen pipe for convenient installation and disassembly.

[0016] Figure 3 The figure is a schematic diagram of the bottom cross-sectional structure of the limiting member in the stainless steel screen pipe for convenient installation and disassembly.

[0017] Figure 4 The figure is a schematic diagram of the structure of the main screen pipe in the stainless steel screen pipe for convenient installation and disassembly.

[0018] In the figure: 1, main screen pipe; 2, vice screen pipe; 3, limiting piece; 301, fixed plate; 302, spring; 303, moving plate; 304, pull rod; 305, plug-in rod; 306, square box; 4, square plate; 5, square plate with port; 6, guide rail; 7, sliding block; 8, strip groove; 9, square bar; 10, positioning cylinder; 11, positioning plug-in rod; 12, locking piece; 121, fixed sleeve; 122, threaded peg; 123, hole plate; 13, sealing ring; 14, sleeve block; 15, groove; 16, T-shaped port. DETAILED DESCRIPTION

[0019] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0020] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0021] The technical scheme in the embodiments of the present application will be described clearly and completely in the following with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the present application.

[0022] Please refer to Figures 1-4The utility model discloses a convenient to install and detach stainless steel screen pipe, including main screen pipe 1 and vice screen pipe 2, the outer surface fixed connection of main screen pipe 1 has the square board 4 of fixing, the outer surface fixed connection of square board 4 has two with the mouth square board 5, the outer surface fixed connection of vice screen pipe 2 has the limiting part 3, the outer surface mounting of limiting part 3 has locking piece 12, locking piece 12 includes with the two with the hole plate 123 of installing on the outer surface of square board 4 and including with the two fixed sleeve 121 of installing on the outer surface of square box 306, the inside of each fixed sleeve 121 all is provided with threaded peg 122, can pass through locking piece 12, and threaded peg 122 in fixed sleeve 121 is screwed into with the hole plate 123, completes fast, firm connection, greatly improves the installation efficiency, and its threaded peg 122 is screwed down and can remove its positioning, to facilitate subsequent dismounting.

[0023] Limiting part 3 includes with the square box 306 of installing on the surface of vice screen pipe 2, the inner wall fixed connection of square box 306 has two fixed plates 301, the outer surface of each fixed plate 301 all is fixedly connected with a plurality of springs 302, the end away from fixed plate 301 of two groups of springs 302 all is fixedly connected with moving plate 303, the outer surface of two moving plates 303 all is fixedly connected with pull rod 304, the one end of two moving plates 303 all is fixedly connected with the plug-in rod 305, and the plug-in rod 305 and with the mouth square board 5 size are adapted, the inner wall fixed connection of square box 306 has a plurality of guide rails 6, the inside of each guide rail 6 all is slidably connected with sliding block 7, the outer surface of each sliding block 7 all is fixedly connected with the outer surface of moving plate 303, and the elastic force of spring 302 makes the plug-in rod 305 tightly insert with the mouth square board 5, and guide rail 6 and sliding block 7 guarantee the stability of moving plate 303 movement, prevent the plug-in rod 305 loosening, and locking piece 12 further enhances the firmness of connection, ensures that screen pipe will not loosen or shift in the use process due to factors such as vibration, pressure, improves the connection stability and service life of screen pipe, and the outer surface of fixed plate 301 is provided with the through port of with the plug-in rod 305 adaptation, to guarantee its smoothness, loosen pull rod 304, and spring 302 pushes moving plate 303 and makes the plug-in rod 305 insert with the mouth square board 5, realizes preliminary connection, and the plug-in rod 305 is removed from the mouth square board 5, and the fixing of it can be removed, convenient for dismounting and installation operation.

[0024] The outer surface of the square box 306 is fixedly connected with an outer sleeve block 14, the outer surface of the outer sleeve block 14 is provided with a groove 15 matched with the size of the main screen pipe 1, the right end of the main screen pipe 1 is fixedly connected with a sealing ring 13, the sealing ring 13 at the right end of the main screen pipe 1 can effectively prevent fluid from leaking from the connecting part when the screen pipes are connected, thereby ensuring the sealing performance of the screen pipes, avoiding resource waste and environmental pollution in oil exploitation, water treatment and other engineering, and improving the safety and reliability of the engineering, and the main screen pipe 1 can be inserted into the groove 15 in the outer sleeve block 14 with the sealing ring 13, so that the installation is more firm.

[0025] The outer surface of the square box 306 is fixedly connected with an outer sleeve block 14, the outer surface of the outer sleeve block 14 is provided with a groove 15 matched with the size of the main screen pipe 1, the right end of the main screen pipe 1 is fixedly connected with a sealing ring 13, the sealing ring 13 at the right end of the main screen pipe 1 can effectively prevent fluid from leaking from the connecting part when the screen pipes are connected, thereby ensuring the sealing performance of the screen pipes, avoiding resource waste and environmental pollution in oil exploitation, water treatment and other engineering, and improving the safety and reliability of the engineering, and the main screen pipe 1 can be inserted into the groove 15 in the outer sleeve block 14 with the sealing ring 13, so that the installation is more firm.

[0026] The working principle of the utility model is:

[0027] When the main screen pipe 1 and the auxiliary screen pipe 2 need to be disassembled, the threaded peg 122 can be moved out of the hole plate 123 and the fixed sleeve 121, then the pulling rod 304 and the moving plate 303 are pulled and moved with the sliding block 7 in the guide rail 6, thereby the pulling rod 305 can be moved out of the ported square plate 5 by moving the moving plate 303 to generate a pulling force on the spring 302, the fixing of the main screen pipe 1, the fixed square plate 4 and the ported square plate 5 is released, finally the main screen pipe 1 can be disassembled from the auxiliary screen pipe 2, and when installing, the main screen pipe 1 and the ported square plate 5 can be inserted into the square box 306, the pulling rod 305 can be reinserted into the ported square plate 5 under the elastic reset action of the spring 302, so as to preliminarily fix it, then the threaded peg 122 is sequentially inserted into the fixed sleeve 121 and the hole plate 123, so as to further fix it, thereby achieving convenient installation and disassembly.

[0028] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0029] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A stainless steel screen pipe which is easy to assemble and disassemble, characterized by: The utility model provides a kind of screen pipe, including main screen pipe (1) and vice screen pipe (2), the outer surface of the main screen pipe (1) is fixedly connected with square plate (4), the outer surface of the square plate (4) is fixedly connected with two square plates (5) with mouth, the outer surface of the vice screen pipe (2) is fixedly connected with limiting piece (3), the outer surface of the limiting piece (3) is installed with locking piece (12), the limiting piece (3) includes the square box (306) installed with vice screen pipe (2) surface, the inner wall of the square box (306) is fixedly connected with two fixed plates (301), the outer surface of each fixed plate (301) is fixedly connected with multiple springs (302), two groups of springs (302) are fixedly connected with moving plate (303) away from the end of fixed plate (301), the outer surface of two moving plates (303) is fixedly connected with pull rod (304), one end of two moving plates (303) is fixedly connected with insertion rod (305), and insertion rod (305) and square plate (5) with mouth size are adapted, the inner wall of the square box (306) is fixedly connected with multiple guide rails (6), the inside of each guide rail (6) is slidably connected with sliding block (7), the outer surface of each sliding block (7) is fixedly connected with the outer surface of moving plate (303).

2. The easy-to-mount-and-dismount stainless steel screen pipe according to claim 1, characterized in that: The outer surface of the square box (306) is fixedly connected with sleeve block (14), the outer surface of the sleeve block (14) is provided with recess (15) with main screen pipe (1) size adaptation.

3. The easily installed and removed stainless steel screen pipe according to claim 1, characterized in that: The right end of the main screen pipe (1) is fixedly connected with sealing ring (13).

4. The easily installed and removed stainless steel screen pipe according to claim 1, wherein: The outer surface of the square plate (4) is fixedly connected with two positioning insertion rods (11), the bottom of the square box (306) is fixedly connected with two positioning barrels (10).

5. The easily installed and removed stainless steel screen pipe according to claim 1, wherein: The locking piece (12) includes two hole plates (123) installed on the outer surface of the square plate (4) and two sleeve barrels (121) installed on the outer surface of the square box (306), each sleeve barrel (121) is provided with threaded peg (122) in the inside.

6. The easily installed and removed stainless steel screen pipe according to claim 1, wherein: The outer surface of two square plates (5) with mouth is fixedly connected with square bar (9), the inner wall of the square box (306) is provided with strip-shaped groove (8) adapted with square bar (9), the outer surface of the square box (306) is provided with T-shaped through opening (16) adapted with square plate (5) with mouth.

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