Natural gas pipeline construction butt joint device

Abstract

The utility model relates to the technical field of pipeline construction equipment, in particular to a butt joint device for natural gas pipeline construction. The butt joint device comprises a mounting table, a butt joint mechanism and a driving mechanism, a guide groove is formed in the mounting table, the butt joint mechanism comprises a sliding block, an annular block and an adjusting disc, an inclined adjusting sliding groove is formed in the adjusting disc, and a first sliding groove and a second sliding groove are formed in the annular block. A clamping block is slidably installed in the first sliding groove, an adjusting block is slidably installed in the second sliding groove, and the adjusting block is slidably connected with the adjusting sliding groove. The driving mechanism comprises a driving motor and a bidirectional screw rod, the driving motor is arranged on the mounting table, and the bidirectional screw rod is arranged in the guide groove; by rotating the adjusting disc, the adjusting blocks drive the clamping blocks to slide towards the center of the annular block in the first sliding grooves, so that the multiple clamping blocks abut against the surface of the natural gas pipeline from different directions, the natural gas pipeline is fixed to the center of the annular block, and centering positioning of the natural gas pipelines of different sizes during butt joint is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline construction equipment technical field, concretely relates to a natural gas pipeline construction docking device. BACKGROUND

[0002] Natural gas pipeline is a pipeline system for conveying natural gas, which conveys natural gas from production site to consumers through a series of pipeline systems. During natural gas pipeline construction, it is usually necessary to butt joint and assemble multiple natural gas pipelines. Precise alignment of the interface during butt joint helps to improve the sealing performance of the natural gas pipeline connection and prevent gas leakage.

[0003] In the prior art, for example, a Chinese patent with the publication number CN221849225U and the name of a natural gas pipeline construction docking device discloses a technical solution in which the device is provided with a fixed upper clamping plate, a movable upper clamping plate and a lower clamping plate. The lower clamping plate is moved by an adjusting assembly, and the fixed upper clamping plate and the movable upper clamping plate cooperate to clamp and fix the natural gas pipeline. By comparing with related technical fields and similar technical solutions, the existing device clamps and fixes the natural gas pipeline by clamping plates. The shape and size of the upper and lower clamping plates are fixed, and they cannot be applied to natural gas pipelines of various sizes. SUMMARY

[0004] The utility model provides a natural gas pipeline construction docking device to solve the above problems.

[0005] The utility model discloses a following technical scheme: a natural gas pipeline construction docking device, including installation platform, docking mechanism and drive mechanism, the upper end of installation platform is equipped with the guide slot, a plurality of hydraulic telescopic links are fixedly installed to the lower end of installation platform, and the four corners of installation platform are equipped with a plurality of hydraulic telescopic links, the docking mechanism includes annular block, adjusting disc and sliding block, the sliding block is slidably installed in the guide slot, the upper end of sliding block is fixedly installed on annular block, a plurality of first sliding slots are formed on the inner wall of annular block, and the first sliding slots are evenly distributed along the axial direction of annular block, a plurality of second sliding slots are formed on the side wall of annular block, and the second sliding slots and the first sliding slots are one-to-one corresponding, the clamping block is slidably installed in the first sliding slot, the adjusting block is slidably installed in the second sliding slot, and the adjusting block is fixedly connected with the clamping block, the inner wall of annular block is fixedly installed with annular slide rail on one end close to the second sliding slot, the adjusting disc is annular, the adjusting disc is slidably installed in the annular slide rail, the adjusting disc is slidably connected with annular block, the adjusting disc is formed with adjusting sliding slot, the adjusting sliding slot is obliquely arranged, the adjusting sliding slot and the second sliding slot are one-to-one corresponding, the adjusting block is slidably connected with the adjusting sliding slot, and the first handle is fixedly installed on the adjusting disc, the drive mechanism is arranged on the installation platform, and the drive mechanism is used to drive the docking mechanism to move on the installation platform, the height of installation platform is adjusted through the hydraulic telescopic link, the natural gas pipeline is inserted into annular block, the adjusting disc is driven to rotate through the first handle rotation, the adjusting sliding slot is rotated to make the adjusting block slide in the second sliding slot, the adjusting block drives the clamping block to slide in the first sliding slot, the plurality of clamping blocks are pressed on the surface of natural gas pipeline, and the natural gas pipeline is fixed at the center of annular block, the drive mechanism drives the sliding block to slide in the guide slot, and the sliding block drives annular block to move to adjust the distance between natural gas pipelines.

[0006] Further, the drive mechanism includes a bidirectional screw rod and a drive motor, a threaded hole is formed in the lower end of the sliding block, the bidirectional screw rod is rotatably installed in the threaded hole, the drive motor is fixedly installed at one end of the installation platform, one end of the bidirectional screw rod is rotatably connected with the guide slot, the other end is fixedly connected with the output shaft of the drive motor, and the screw threads at the two ends of the bidirectional screw rod are opposite in rotation direction; the drive motor drives the bidirectional screw rod to rotate, the bidirectional screw rod drives the sliding block to slide in the guide slot through the threaded hole; and since the screw threads at the two ends of the bidirectional screw rod are opposite in rotation direction, the sliding blocks at the two ends can slide away from or close to each other.

[0007] Further, the adjusting disc is fixedly installed with a limiting tooth on the annular outer wall, the oblique direction of the limiting tooth is opposite to the oblique direction of the adjusting sliding slot, a rotating rod is fixedly installed on the side wall of the sliding block, a limiting rod is rotatably installed on the rotating rod, a torsion spring is fixedly installed between the limiting rod and the rotating rod, a matching tooth is fixedly installed at one end of the limiting rod, the matching tooth is engaged with the limiting tooth, a second handle is fixedly installed at the other end of the limiting rod; the adjusting disc is rotated clockwise, the adjusting block slides towards the center of the annular block, the limiting tooth is popped open through the matching tooth and does not affect the rotation of the adjusting disc; when the adjusting disc is reversely rotated, the torsion spring makes the limiting tooth and the matching tooth engage through the adjusting disc, so that the adjusting disc cannot be rotated.

[0008] Further, the upper fixed rod is fixedly installed on the side wall of the adjusting disc, the lower fixed rod is fixedly installed on the side wall of the sliding block, and the spring is fixedly installed between the upper fixed rod and the lower fixed rod; when the adjusting disc is rotated in a direction of sliding the adjusting block to the center of the annular block, the spring is stretched; after the natural gas pipeline butt joint is completed, the limiting rod is rotated through the second handle to make the matching teeth and the limiting teeth disengage, and the adjusting disc is reset under the action of the spring.

[0009] Further, the limiting block is arranged on the side of the limiting rod away from the spring, and the limiting block is fixedly installed on the side wall of the sliding block; the limiting block is arranged to limit the rotation of the limiting rod and further limit the reverse rotation of the adjusting disc.

[0010] Beneficial effects are that: the adjusting sliding groove is arranged on the adjusting disc, the first sliding groove and the second sliding groove are arranged in the annular block, the clamping block is slidably installed in the first sliding groove, the adjusting block is slidably installed in the second sliding groove, and the adjusting block is slidably connected with the adjusting sliding groove; the adjusting sliding groove drives the adjusting block to slide to the center of the annular block in the second sliding groove by rotating the adjusting disc, and then drives the clamping block to slide to the center of the annular block in the first sliding groove, so that the plurality of clamping blocks are pressed against the surface of the natural gas pipeline from different directions to fix the natural gas pipeline at the center of the annular block, the centering and positioning of the natural gas pipeline of different sizes during butt joint is realized, and the accuracy of the natural gas pipeline butt joint is further ensured. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0012] Figure 1 It is a structural schematic view of an embodiment of the natural gas pipeline construction butt joint device of the present application.

[0013] Figure 2 It is a structural schematic view of the butt joint mechanism of the embodiment of the present application.

[0014] Figure 3 It is Figure 2 It is an enlarged view of position A in FIG.

[0015] Figure 4 It is a sectional view of the butt joint mechanism of the embodiment of the present application.

[0016] In the figure: 100, installation platform; 101, guide groove; 110, bidirectional screw rod; 120, drive motor; 130, hydraulic telescopic rod; 200, annular block; 201, first sliding groove; 202, second sliding groove; 203, clamping block; 204, adjusting block; 205, annular sliding rail; 210, adjusting disc; 211, adjusting sliding groove; 212, limiting tooth; 213, first handle; 220, limiting rod; 221, second handle; 222, rotating rod; 223, torsional spring; 224, limiting block; 225, matching tooth; 230, spring; 231, upper fixed rod; 232, lower fixed rod; 240, sliding block; 241, threaded hole. DETAILED DESCRIPTION

[0017] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "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, it can be the communication 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.

[0018] An embodiment of the natural gas pipeline construction butt joint device of the present application, such as Figures 1 to 4The natural gas pipeline construction butt joint device is characterized by comprising a mounting table 100, a butt joint mechanism and a driving mechanism, a guide groove 101 is formed in the upper end of the mounting table 100, a plurality of hydraulic telescopic rods 130 are fixedly installed at the lower end of the mounting table 100, the plurality of hydraulic telescopic rods 130 are arranged at the four corners of the mounting table 100, the butt joint mechanism comprises a ring block 200, an adjusting disc 210 and a sliding block 240, the sliding block 240 is slidingly installed in the guide groove 101, the ring block 200 is fixedly installed at the upper end of the sliding block 240, a plurality of first sliding grooves 201 are formed in the inner wall of the ring block 200 and are uniformly distributed along the axial direction of the ring block 200, a plurality of second sliding grooves 202 are formed in the side wall of the ring block 200 and correspond to the first sliding grooves 201 one by one, a clamping block 203 is slidingly installed in each first sliding groove 201, an adjusting block 204 is slidingly installed in each second sliding groove 202, the adjusting block 204 is fixedly connected with the clamping block 203, a ring sliding rail 205 is fixedly installed at one end of the inner wall of the ring block 200 close to the second sliding grooves 202, the adjusting disc 210 is annular, the adjusting disc 210 is slidingly installed in the ring sliding rail 205, the adjusting disc 210 is slidingly connected with the ring block 200, an adjusting sliding groove 211 is formed in the adjusting disc 210 and is obliquely arranged, the adjusting sliding groove 211 corresponds to the second sliding grooves 202 one by one, the adjusting block 204 is slidingly connected with the adjusting sliding groove 211, a first handle 213 is fixedly installed on the adjusting disc 210, the driving mechanism is arranged on the mounting table 100 and is used for driving the butt joint mechanism to move on the mounting table 100, the height of the mounting table 100 is adjusted through the hydraulic telescopic rods 130, the natural gas pipeline is inserted into the ring block 200, the adjusting disc 210 is rotated through the first handle 213 to drive the adjusting sliding groove 211 to rotate, the adjusting sliding groove 211 is rotated to drive the adjusting block 204 to slide in the second sliding groove 202, the adjusting block 204 drives the clamping block 203 to slide in the first sliding groove 201, so that the plurality of clamping blocks 203 abut against the surface of the natural gas pipeline and the natural gas pipeline is fixed at the center of the ring block 200, and the driving mechanism drives the sliding block 240 to slide in the guide groove 101, the sliding block 240 drives the ring block 200 to move, so that the distance between the natural gas pipelines is adjusted.

[0019] The driving mechanism comprises a bidirectional screw rod 110 and a driving motor 120, a threaded hole 241 is formed in the lower end of the sliding block 240, the bidirectional screw rod 110 is rotatably installed in the threaded hole 241, the driving motor 120 is fixedly installed at one end of the mounting table 100, one end of the bidirectional screw rod 110 is rotatably connected with the guide groove 101 and the other end is fixedly connected with the output shaft of the driving motor 120, and the threads on the two ends of the bidirectional screw rod 110 are opposite in rotation direction, the driving motor 120 drives the bidirectional screw rod 110 to rotate, the bidirectional screw rod 110 drives the sliding block 240 to slide in the guide groove 101 through the threaded hole 241, and the threads on the two ends of the bidirectional screw rod 110 are opposite in rotation direction, so that the sliding blocks 240 at the two ends move away from or close to each other.

[0020] The limit tooth 212 is fixedly installed on the annular outer wall of the adjusting disc 210, and the inclined direction of the limit tooth 212 is opposite to the inclined direction of the adjusting sliding groove 211. A rotating rod 222 is fixedly installed on the side wall of the sliding block 240. A limit rod 220 is rotatably installed on the rotating rod 222. A torsion spring 223 is fixedly installed between the limit rod 220 and the rotating rod 222. A cooperation tooth 225 is fixedly installed on one end of the limit rod 220. The cooperation tooth 225 is engaged with the limit tooth 212. A second handle 221 is fixedly installed on the other end of the limit rod 220. Figure 1 And Figure 2 As shown in the figure, the adjusting disc 210 is rotated clockwise, and the adjusting block 204 is slid towards the center of the annular block 200. The limit tooth 212 is opened by the cooperation tooth 225, and the limit rod 220 does not affect the rotation of the adjusting disc 210. When the adjusting disc 210 is reversely rotated, the torsion spring 223 makes the limit tooth 212 and the cooperation tooth 225 engaged through the adjusting disc 210, so that the adjusting disc 210 cannot be rotated.

[0021] An upper fixed rod 231 is fixedly installed on the side wall of the adjusting disc 210. A lower fixed rod 232 is fixedly installed on the side wall of the sliding block 240. A spring 230 is fixedly installed between the upper fixed rod 231 and the lower fixed rod 232. When the adjusting disc 210 is rotated towards the direction of making the adjusting block 204 slide towards the center of the annular block 200, the spring 230 is stretched. After the natural gas pipeline is butt-jointed, the cooperation tooth 225 is separated from the limit tooth 212 by rotating the limit rod 220 through the second handle 221. The adjusting disc 210 is reset under the action of the spring 230.

[0022] A limit block 224 is arranged on the side of the limit rod 220 away from the spring 230. The limit block 224 is fixedly installed on the side wall of the sliding block 240. The limit block 224 is arranged to limit the rotation of the limit rod 220, and further limit the reverse rotation of the adjusting disc 210.

[0023] In combination with the above embodiment, the use principle and working process of the utility model are as follows: the natural gas pipeline is inserted into the annular block 200. The adjusting disc 210 is rotated by rotating the first handle 213, and the adjusting sliding groove 211 is driven to rotate. The adjusting sliding groove 211 is rotated to make the adjusting block 204 slide in the second sliding groove 202. The adjusting block 204 drives the clamping block 203 to slide in the first sliding groove 201. The plurality of clamping blocks 203 are pressed against the surface of the natural gas pipeline, and the natural gas pipeline is fixed at the center of the annular block 200. Figure 1 And Figure 2As shown, the adjusting disc 210 rotates clockwise, the adjusting block 204 slides to the center of the annular block 200, the limiting teeth 212 are popped open by the matching teeth 225, the limiting rod 220 does not affect the rotation of the adjusting disc 210, and the spring 230 is stretched at this time; when the adjusting disc 210 reversely rotates, the torsion spring 223 makes the limiting teeth 212 and the matching teeth 225 mesh through the adjusting disc 210, the limiting block 224 limits the rotation of the limiting rod 220, so that the adjusting disc 210 cannot rotate.

[0024] The driving motor 120 drives the bidirectional screw rod 110 to rotate, the bidirectional screw rod 110 drives the sliding block 240 to slide in the guide groove 101 through the threaded hole 241; and since the screw rotation directions of the two ends of the bidirectional screw rod 110 are opposite, the two sliding blocks 240 can slide away from or close to each other, so that the distance between the natural gas pipelines is adjusted to be butt-jointed.

[0025] When the natural gas pipeline butt joint is completed, the second handle 221 is actuated to rotate the limiting rod 220, the matching teeth 225 and the limiting teeth 212 are disengaged, and the adjusting disc 210 is reset under the action of the spring 230.

[0026] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A natural gas pipeline construction butt joining apparatus, characterized by: The installation table (100) is provided with a guide groove (101) at the upper end. The docking mechanism comprises a ring block (200), an adjusting disc (210) and a sliding block (240), the sliding block (240) is slidingly installed in the guide groove (101), the ring block (200) is fixedly installed at the upper end of the sliding block (240), a plurality of first sliding grooves (201) are formed in the inner wall of the ring block (200), and the first sliding grooves (201) are uniformly distributed along the axial direction of the ring block (200); a plurality of second sliding grooves (202) are formed in the side wall of the ring block (200), and the second sliding grooves (202) correspond to the first sliding grooves (201) one by one; a clamping block (203) is slidingly installed in the first sliding groove (201), and an adjusting block (204) is slidingly installed in the second sliding groove (202), and the adjusting block (204) and the clamping block (203) are fixedly connected. The inner wall of the ring block (200) is fixedly installed with a ring-shaped sliding rail (205) near one end of the second sliding groove (202); the adjusting disc (210) is annular, and the adjusting disc (210) is slidingly installed in the ring-shaped sliding rail (205); the adjusting disc (210) and the ring block (200) are slidingly connected, the adjusting disc (210) is provided with an adjusting sliding groove (211), the adjusting sliding groove (211) is inclined, the adjusting sliding groove (211) corresponds to the second sliding groove (202) one by one, the adjusting block (204) and the adjusting sliding groove (211) are slidingly connected, and the adjusting disc (210) is fixedly installed with a first handle (213). The driving mechanism is arranged on the installation table (100), and the driving mechanism is used for driving the docking mechanism to move on the installation table (100). The driving mechanism comprises a bidirectional screw rod (110) and a driving motor (120), the lower end of the sliding block (240) is provided with a threaded hole (241), the bidirectional screw rod (110) is rotatably installed in the threaded hole (241), the driving motor (120) is fixedly installed at one end of the installation table (100), one end of the bidirectional screw rod (110) is rotatably connected with the guide groove (101), the other end is fixedly connected with the output shaft of the driving motor (120), and the threads on the two ends of the bidirectional screw rod (110) are opposite in direction.

2. A natural gas pipeline construction butt coupling device according to claim 1, wherein: ​ 3. A natural gas pipeline construction butt coupling device as defined in claim 2 wherein: The adjusting disc (210) is provided with a limiting tooth (212) fixedly installed on the outer wall thereof, the limiting tooth (212) is opposite to the adjusting sliding groove (211) in the inclined direction, the sliding block (240) is provided with a rotating rod (222) fixedly installed on the side wall thereof, the rotating rod (222) is provided with a limiting rod (220) rotatably installed thereon, the limiting rod (220) and the rotating rod (222) are provided with a torsion spring (223) fixedly installed therebetween, one end of the limiting rod (220) is provided with a matching tooth (225), the matching tooth (225) is engaged with the limiting tooth (212), and the other end of the limiting rod (220) is provided with a second handle (221).

4. A natural gas pipeline construction butt coupling device as defined in claim 3 wherein: The adjusting disc (210) is provided with an upper fixed rod (231) fixedly installed on the side wall thereof, the sliding block (240) is provided with a lower fixed rod (232) fixedly installed on the side wall thereof, and the upper fixed rod (231) and the lower fixed rod (232) are provided with a spring (230) fixedly installed therebetween.

5. A natural gas pipeline construction splicing apparatus as defined in claim 4, wherein: The mounting table (100) is provided with a plurality of hydraulic telescopic rods (130) fixedly installed at the lower end thereof, and the plurality of hydraulic telescopic rods (130) are arranged at four corners of the mounting table (100).

6. A natural gas pipeline construction butt coupling device as defined in claim 5 wherein: The limiting rod (220) is provided with a limiting block (224) away from the spring (230), and the limiting block (224) is fixedly installed on the side wall of the sliding block (240).

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