Pipeline positioning device for gas engineering

Abstract

The utility model relates to a pipeline positioning device for gas engineering, which comprises two support arms and a guide plate which are hinged through a hinge shaft, and the axes of the two support arms and the guide plate are respectively vertical to the axis of the hinge shaft; the supporting arm is provided with two positioning rods which are oppositely arranged relative to the hinged shaft, and the included angles formed by the axes of the positioning rods and the hinged shaft are the same; a guide groove and a sliding groove which extend in the axial direction of the guide plate are formed in the guide plate, a sliding block is arranged in the sliding groove in a sliding mode, the sliding block is hinged to the ends, away from the hinged shaft, of the two supporting arms through a connecting rod, and the hinged axis of the connecting rod is parallel to the axis of the hinged shaft; the positioning device is prevented from inclining through the positioning rods arranged opposite to the hinged shaft, the guide groove is accurately positioned on the pipeline through the zither shape formed by the supporting arms and the connecting rods, the guide groove is located over the center of the pipeline, and therefore the pipeline is accurately positioned, installation of the pipeline is assisted, and the pipeline positioning device is simple, efficient, safe and reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline construction technical field especially, a kind of pipeline positioning device for gas engineering. BACKGROUND

[0002] In gas engineering construction, the laying and positioning of pipeline are crucial links. The traditional pipeline positioning method often relies on manual measurement and marking. This method is not only inefficient, but also susceptible to human error, leading to inaccurate pipeline positioning.

[0003] Prior art application No. 202222910727.6 discloses a pipeline positioning device, which includes positioning plate, positioning support (4), adjusting assembly and pipeline center mark (7). The lower ends of the pair of positioning plates are installed on the adjusting assembly and can be slidably installed in the positioning support (4) through the adjusting assembly. The upper ends of the pair of positioning plates are respectively penetrated to the upper side of the positioning support (4), and the pair of positioning plates can be symmetrically clamped on both sides of the pipeline to be positioned (8). The pipeline center mark (7) is arranged at the top center of the positioning support (4), and the pair of positioning plates are symmetrically arranged about the pipeline center mark (7) through the adjusting assembly, so that the center of the pipeline to be positioned (8) is located directly above the pipeline center mark (7). The utility model can quickly and accurately position the pipeline and assist in pipeline installation.

[0004] However, the above technical solution has some problems: the positioning plate in this scheme has a short extension length along the axial direction of the pipeline, which causes the positioning plate to tilt during clamping the pipeline due to manual operation, resulting in some errors in pipeline positioning. Secondly, the positioning support and rack in this scheme are relatively long, which is not convenient to operate. The combination of positioning plate and mounting plate occupies a large area and is not convenient to carry. UTILITY MODEL CONTENT

[0005] The utility model provides a pipeline positioning device for gas engineering, which prevents the positioning device from tilving by positioning rods arranged relative to the hinge shaft. The frame formed by the supporting arm and the connecting rod accurately positions the guide groove on the pipeline, so that the guide groove is located directly above the center of the pipeline. This device accurately positions the pipeline and assists in pipeline installation, and is simple, efficient, safe, reliable and easy to operate.

[0006] The utility model discloses a pipeline positioning device for gas engineering, comprising two support arms and a guide plate which are hinged through a hinge shaft, and the axes of the two support arms and the guide plate are perpendicular to the axis of the hinge shaft; two positioning rods are arranged on the support arms opposite to the hinge shaft, and the included angles formed by each positioning rod and the axis of the hinge shaft are the same; a guide groove extending along the axis of the guide plate is arranged on the guide plate, and the guide groove intersects with the axis of the hinge shaft; a sliding groove extending along the axis of the guide plate is arranged on the guide plate, a sliding block is slidably arranged in the sliding groove, and the sliding block is hinged to the ends of the two support arms away from the hinge shaft through connecting rods, and the hinge axes of the connecting rods are parallel to the axis of the hinge shaft; the positioning rods arranged opposite to the hinge shaft prevent the positioning device from being deflected, the position of the guide groove on the pipeline is accurately positioned through the frame shape formed by the support arms and the connecting rods, the guide groove is located directly above the center of the pipeline, so that the pipeline is accurately positioned, and the installation of the pipeline is assisted; meanwhile, the two support arms hinged to each other occupy a small space, and are convenient to operate and store.

[0007] As an optimization, a center mark extending along the axis of the hinge shaft is arranged on the side of the guide plate away from the hinge shaft, and the center mark intersects with the axis of the guide groove; the center mark improves the accuracy of positioning the center of the pipeline.

[0008] As an optimization, a plurality of scales arranged in sequence along the axis of the guide plate are arranged on the guide plate, and the scales are located on one side of the sliding groove; a vernier compatible with the scales is arranged on the sliding block; the distance between the guide groove and the center line of the pipeline is easily determined through the vernier and the scales.

[0009] As an optimization, the positioning rod comprises a fixed rod connected to the support arm and extending along the axis of the positioning rod, and a sleeve sliding along the axis of the fixed rod is sleeved on the fixed rod; the fixed rod and the sleeve can make the positioning rod extend and retract, reduce the volume of the equipment, facilitate the carrying of the equipment, and simultaneously adjust the length of the positioning rod according to the diameter of the pipeline.

[0010] The utility model discloses a pipeline positioning device for gas engineering, comprising two support arms and a guide plate which are hinged through a hinge shaft, and the axes of the two support arms and the guide plate are perpendicular to the axis of the hinge shaft; two positioning rods are arranged on the support arms opposite to the hinge shaft, and the included angles formed by each positioning rod and the axis of the hinge shaft are the same; a guide groove extending along the axis of the guide plate is arranged on the guide plate, and the guide groove intersects with the axis of the hinge shaft; a sliding groove extending along the axis of the guide plate is arranged on the guide plate, a sliding block is slidably arranged in the sliding groove, and the sliding block is hinged to the ends of the two support arms away from the hinge shaft through connecting rods, and the hinge axes of the connecting rods are parallel to the axis of the hinge shaft; the positioning rods arranged opposite to the hinge shaft prevent the positioning device from being deflected, the position of the guide groove on the pipeline is accurately positioned through the frame shape formed by the support arms and the connecting rods, the guide groove is located directly above the center of the pipeline, so that the pipeline is accurately positioned, and the installation of the pipeline is assisted; meanwhile, the two support arms hinged to each other occupy a small space, and are convenient to operate and store. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 The utility model discloses a pipeline positioning device for gas engineering, comprising two support arms and a guide plate which are hinged through a hinge shaft, and the axes of the two support arms and the guide plate are perpendicular to the axis of the hinge shaft; two positioning rods are arranged on the support arms opposite to the hinge shaft, and the included angles formed by each positioning rod and the axis of the hinge shaft are the same; a guide groove extending along the axis of the guide plate is arranged on the guide plate, and the guide groove intersects with the axis of the hinge shaft; a sliding groove extending along the axis of the guide plate is arranged on the guide plate, a sliding block is slidably arranged in the sliding groove, and the sliding block is hinged to the ends of the two support arms away from the hinge shaft through connecting rods, and the hinge axes of the connecting rods are parallel to the axis of the hinge shaft; the positioning rods arranged opposite to the hinge shaft prevent the positioning device from being deflected, the position of the guide groove on the pipeline is accurately positioned through the frame shape formed by the support arms and the connecting rods, the guide groove is located directly above the center of the pipeline, so that the pipeline is accurately positioned, and the installation of the pipeline is assisted; meanwhile, the two support arms hinged to each other occupy a small space, and are convenient to operate and store.

[0012] Figure 2 The utility model discloses a pipeline positioning device for gas engineering, comprising two support arms and a guide plate which are hinged through a hinge shaft, and the axes of the two support arms and the guide plate are perpendicular to the axis of the hinge shaft; two positioning rods are arranged on the support arms opposite to the hinge shaft, and the included angles formed by each positioning rod and the axis of the hinge shaft are the same; a guide groove extending along the axis of the guide plate is arranged on the guide plate, and the guide groove intersects with the axis of the hinge shaft; a sliding groove extending along the axis of the guide plate is arranged on the guide plate, a sliding block is slidably arranged in the sliding groove, and the sliding block is hinged to the ends of the two support arms away from the hinge shaft through connecting rods, and the hinge axes of the connecting rods are parallel to the axis of the hinge shaft; the positioning rods arranged opposite to the hinge shaft prevent the positioning device from being deflected, the position of the guide groove on the pipeline is accurately positioned through the frame shape formed by the support arms and the connecting rods, the guide groove is located directly above the center of the pipeline, so that the pipeline is accurately positioned, and the installation of the pipeline is assisted; meanwhile, the two support arms hinged to each other occupy a small space, and are convenient to operate and store.Figure 1 structure diagram of A at the figure;

[0013] Figure 3 structure diagram of the utility model;

[0014] shown in the figure:

[0015] 1, pipeline, 2, hinge shaft, 3, support arm, 4, guide plate, 5, positioning rod, 6, sliding block, 7, connecting rod, 401, guide slot, 402, sliding slot, 403, center mark, 404, scale, 501, fixed rod, 502, sleeve, 601, vernier. DETAILED DESCRIPTION

[0016] To clearly illustrate the technical features of the present scheme, the following through specific implementation, the present scheme is described.

[0017] As Figure 1 , Figure 2 and Figure 3 The utility model discloses a pipeline positioning device for gas engineering, including two support arms 3 and guide plate 4 through hinge shaft 2 hinge, and the axis of two support arms 3 and guide plate 4 is perpendicular to the axis of hinge shaft 2 respectively;Support arm 3 is equipped with two positioning rods 5 about hinge shaft 2 relative arrangement, and the included angle formed by each positioning rod 5 and the axis of hinge shaft 2 is same;Guide plate 4 is equipped with guide slot 401 extending along the axis of guide plate 4, and guide slot 401 and the axis of hinge shaft 2 intersect;Sliding slot 402 extending along the axis of guide plate 4 is set up on guide plate 4, and sliding block 6 is slidably arranged in sliding slot 402, and sliding block 6 is hingedly connected with the end of two support arms 3 away from hinge shaft 2 through connecting rod 7 respectively, and the hinging axis of connecting rod 7 is parallel to the axis of hinge shaft 2;The axis of positioning rod 5 and hinge shaft 2 is perpendicular to each other;The both ends of guide plate 4 are respectively provided with sliding slot 402, and the sliding slot 402 is symmetrical about hinge shaft 2;The distance from the hinging part of two support arms 3 and connecting rod 7 to the axis of hinge shaft 2 is same, and the length of each connecting rod 7 is same, and support arm 3 and connecting rod 7 form a frame shape, and the axis of guide plate 4 is located on the center line of the frame shape.

[0018] Place the device on the pipeline 1, and positioning rod 5 is located on the both sides of pipeline 1 respectively, and guide plate 4 is arranged along the extension direction of pipeline 1;Push positioning rod 5 towards pipeline 1, positioning rod 5 drives support arm 3 to rotate on hinge shaft 2, at the same time, support arm 3 drives sliding block 6 to slide in sliding slot 402 on guide plate 4 through connecting rod 7, until four positioning rods 5 on two support arms 3 respectively abut against the side surface of pipeline 1, support arm 3 and connecting rod 7 form a frame shape, the axis of guide plate 4 and the axis of pipeline 1 are parallel to each other, and guide slot 401 is located directly above the center of pipeline 1.

[0019] As Figure 1 and Figure 2The guiding plate 4 is provided with a center mark 403 extending along the axis of the hinge shaft 2, and the center mark 403 intersects with the axis of the guiding groove 401.

[0020] The axis of the guiding plate 4 and the axis of the pipe 1 are parallel to each other, the center mark 403 is perpendicular to the axis of the pipe 1, and the center of the pipe 1 is located on the extension line of the center mark 403.

[0021] As shown in Figure 1 and Figure 2 The guiding plate 4 is provided with a plurality of scales 404 arranged in sequence along the axis of the guiding plate 4, and the scales 404 are located on one side of the sliding groove 402; the sliding block 6 is provided with a vernier 601601 matched with the scales 404; the diameters of the pipes 1 clamped by the two positioning rods 5 are different, and the positions of the vernier 601601 on the scales 404 are different, so that the diameter of the pipe 1 between the two positioning rods 5 can be confirmed by the position of the vernier 601601 on the scales 404.

[0022] The support arm 3 drives the sliding block 6 to slide in the sliding groove 402 of the guiding plate 4 through the connecting rod 7, and the vernier 601601 slides on the scales 404 until the four positioning rods 5 on the two support arms 3 abut against the side surface of the pipe 1 respectively, and the sliding block 6 stops sliding, and the diameter of the pipe 1 between the two positioning rods 5 is confirmed by the position of the vernier 601601 on the scales 404, and then the distance between the guiding groove 401 and the center line of the pipe 1 is confirmed.

[0023] As shown in Figure 1 and Figure 3 The positioning rod 5 comprises a fixed rod 501 connected to the support arm 3 and extending along the axis of the positioning rod 5, and a sleeve 502 sleeved on the fixed rod 501 and sliding along the axis of the fixed rod 501.

[0024] The positioning rod 5 is lengthened or contracted according to the diameter of the pipe 1.

[0025] In actual production process, according to the diameter of pipe 1 elongation or shrinkage positioning rod 5, then the device is placed on pipe 1, positioning rod 5 is located at the two sides of pipe 1 respectively, and the guide plate 4 is arranged along the extension direction of pipe 1;Towards pipe 1 push positioning rod 5, positioning rod 5 drive support arm 3 rotate on hinge shaft 2, at the same time, support arm 3 drive sliding block 6 slide in the sliding slot 402 of guide plate 4 through connecting rod 7, at the same time, cursor 601601 slide on scale 404, until the four positioning rods 5 on the two support arms 3 respectively and the side of pipe 1 abut, support arm 3 and connecting rod 7 constitute the shape of zither, the axis of guide plate 4 and the axis of pipe 1 are parallel to each other, and the guide groove 401 is located directly above the center of pipe 1;At the same time, the center mark 403 is perpendicular to the axis of pipe 1, and the center of pipe 1 is located on the extension line of center mark 403;At the same time, sliding block 6 stops sliding in sliding slot 402, and the diameter of pipe 1 between the two positioning rods 5 is confirmed through the position of cursor 601601 on scale 404, and then the distance between guide groove 401 and the center line of pipe 1 is confirmed.

[0026] Of course, the above description is not limited to the above examples, the technical features not described in the utility model can be realized by or using prior art, which will not be repeated here;The above embodiments and drawings are only used to illustrate the technical scheme of the utility model and are not limited to the utility model, the preferred embodiments are described in detail, and those skilled in the art should understand that the changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the utility model do not deviate from the purpose of the utility model, and should also belong to the protection scope of the claims of the utility model.

Claims

1. A pipeline positioning device for gas engineering, characterized in that: It includes two support arms (3) and a guide plate (4) hinged together by a hinge shaft (2), and the axes of the two support arms (3) and the guide plate (4) are perpendicular to the axis of the hinge shaft (2); the support arms (3) are provided with two positioning rods (5) that are arranged opposite to the hinge shaft (2), and the included angles formed by each positioning rod (5) and the axis of the hinge shaft (2) are the same; the guide plate (4) is provided with a guide groove (401) extending along the axis of the guide plate (4), and the guide groove (401) intersects the axis of the hinge shaft (2); the guide plate (4) is provided with a sliding groove (402) extending along the axis of the guide plate (4), and a slider (6) is slidably provided in the sliding groove (402). The slider (6) is hinged to the end of the two support arms (3) away from the hinge shaft (2) by a connecting rod (7), and the hinge axis of the connecting rod (7) is parallel to the axis of the hinge shaft (2).

2. The pipeline positioning device for gas engineering according to claim 1, characterized in that: The guide plate (4) has a center mark (403) extending along the axial direction of the hinge shaft (2) on the side away from the hinge shaft (2), and the axis of the center mark (403) intersects with the axis of the guide groove (401).

3. The pipeline positioning device for gas engineering according to claim 1, characterized in that: The guide plate (4) has several scales (404) arranged sequentially along the axial direction of the guide plate (4), and the scales (404) are located on one side of the slide groove (402); the slider (6) has a vernier (601) that matches the scales (404).

4. The pipeline positioning device for gas engineering according to claim 1, characterized in that: The positioning rod (5) includes a fixed rod (501) connected to the support arm (3) and extending along the axial direction of the positioning rod (5), and a sleeve (502) that slides along the axial direction of the fixed rod (501) is sleeved on the fixed rod (501).

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