Automatic pipe jointing device for anticorrosion and heat preservation pipe
By designing an automatic joint-finding device for anti-corrosion and heat-insulating pipes, and utilizing hydraulic telescopic rods and motor drives, the device enables the center alignment and docking of multiple sets of pipes with different diameters. This solves the problem of the inflexible adjustment of traditional devices and improves construction efficiency and quality.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- QINGDAO DACANG CORROSION PREVENTION CO LTD
- Filing Date
- 2025-06-13
- Publication Date
- 2026-06-12
AI Technical Summary
Traditional anti-corrosion and heat-insulating pipe docking devices can only accommodate the center-to-center docking of pipes of specific sizes, and cannot be flexibly adjusted to match different pipe diameters, which affects construction efficiency and quality.
An automatic joint-finding device for corrosion-resistant and heat-insulating pipes was designed, comprising a support assembly, a docking control assembly, and a center docking mechanism. It utilizes a hydraulic telescopic rod and a motor drive to achieve center alignment and docking of multiple sets of pipes with different diameters.
It enables rapid and flexible connection of multiple sets of pipes with different diameters, improving construction efficiency and quality.
Smart Images

Figure CN224348448U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the field of anti-corrosion and heat-insulating pipe construction technology, and more specifically, it relates to an automatic joint finding device for anti-corrosion and heat-insulating pipes. Background Technology
[0002] As a core component of modern industrial and urban infrastructure, anti-corrosion and thermal insulation pipes are not only "guardians" of efficient energy transmission and environmental friendliness, but also "promoters" of safe industrial operation and sustainable development. Their anti-corrosion, thermal insulation, and durability properties demonstrate an irreplaceable role in energy, chemical, municipal, and construction fields, possessing significant social and economic value. However, in actual construction, due to the long laying distance of anti-corrosion and thermal insulation pipes, they often need to be assembled in sections. Traditional docking devices have obvious limitations: they can only accommodate the center-to-center docking of pipes of specific sizes and cannot be flexibly adjusted to match different pipe diameters, resulting in poor practical effects. In addition, the pipe moving and docking process is cumbersome, further affecting construction efficiency and quality. Utility Model Content
[0003] To address the aforementioned technical problems, this utility model provides an automatic joint-finding device for anti-corrosion and heat-insulating pipes, thereby solving the obvious limitations of the traditional docking devices mentioned in the background art: they can only adapt to the center-to-center docking of pipes of specific sizes and cannot be flexibly adjusted to match different pipe diameters, resulting in poor practical effects; in addition, the pipe moving and docking process is cumbersome, further affecting construction efficiency and quality.
[0004] This utility model discloses an automatic joint finding device for corrosion-resistant and heat-insulating pipes, which is achieved through the following specific technical means:
[0005] An automatic joint finding device for corrosion-resistant and heat-insulating pipes includes: a support assembly, a docking control assembly, a connection control assembly, and a circular docking mechanism; the support assembly is generally a cuboid structure; the docking control assembly is installed inside the support assembly; the number of connection control assemblies is set to two, with the bottom of the connection control assembly connected to the docking control assembly; the number of circular docking mechanisms is set to two, with one side of the circular docking mechanism connected to the connection control assembly; the circular docking mechanism includes: a driving plate, a connecting plate, a support ring, and a pushing assembly; one top end of the connecting plate is fixedly connected to the driving plate, the support ring is a semi-circular ring structure, and the top of the support ring is fixedly connected to the connecting plate; the pushing assembly is connected to the support ring.
[0006] In at least some embodiments, the support assembly includes: a base box, a fixed support plate, and a strut; the base box is a cuboid structure with a groove on the bottom; the fixed support plate is fixedly installed inside the base box; and the strut is fixedly connected to the base box and the fixed support plate.
[0007] In at least some embodiments, the docking control assembly includes: a threaded rotating rod A, a sliding support plate, a support roller, and a motor housing; the surface of the threaded rotating rod A has two sets of threads in opposite directions, and one end of the threaded rotating rod A is rotatably inserted into the bottom box; the number of sliding support plates is set to two sets, the sliding support plates are slidably connected to the support rod, and the middle part of the sliding support plate is threadedly connected to the threaded rotating rod A, and the rotation of the threaded rotating rod A can allow both sets of sliding support plates to slide simultaneously; the motor housing is installed on one side of the bottom box, and the threaded rotating rod A is connected to the motor inside the motor housing.
[0008] In at least some embodiments, the connection control assembly includes: a support rod, a threaded rotating rod B, and a sliding block; the support rod is a cuboid structure with a T-shaped groove inside, and the bottom of the support rod is fixedly connected to a sliding support plate; the bottom of the threaded rotating rod B is rotatably inserted into the groove of the support rod; the sliding block is a T-shaped structure, and one side of the sliding block is fixedly connected to a driving plate; the sliding block is slidably inserted into the groove of the support rod and threadedly connected to the threaded rotating rod B, and the rotation of the threaded rotating rod B can control the sliding of the sliding block.
[0009] In at least some embodiments, the pushing assembly further includes: a fixed baffle, a sliding push block, an anti-slip contact plate, a support frame, and a hydraulic telescopic rod; the fixed baffle is a square frame structure, and the fixed baffle is fixedly connected to the support ring; the sliding push block slides through the fixed baffle; the anti-slip contact plate is fixedly installed at the bottom of the sliding push block; the support frame is a U-shaped structure, and the support frame is fixedly installed on the surface of the support ring; the top of the hydraulic telescopic rod is fixedly connected to the support frame, and the bottom of the hydraulic telescopic rod is fixedly connected to the sliding push block, and the hydraulic telescopic rod pushes the sliding push block to control the movement and positioning of the pipeline.
[0010] Compared with the prior art, the present invention has the following beneficial effects:
[0011] This utility model is equipped with a circular docking mechanism, which contains two sets of support rings. The support rings dock to form a circular structure. After the pipe is inserted, multiple sets of hydraulic telescopic rods on the inner side of the support rings can push the pipe to move its position through a sliding push block, quickly completing the circular positioning and clamping fixation. The sliding push block can slide and can adapt to multiple sets of pipes with different diameters. The device is also equipped with a docking control component, which can control the two sets of pipes after circular positioning to slide and dock, making the construction process convenient. Attached Figure Description
[0012] Figure 1 This is a schematic diagram of the main body axial side view of this utility model.
[0013] Figure 2 This is a cross-sectional structural diagram of the support component of this utility model.
[0014] Figure 3 This is a side view of the connection control component of this utility model.
[0015] Figure 4 This is a side view of the circular docking mechanism of this utility model.
[0016] Figure 5 This is a side view of the drive assembly structure of this utility model.
[0017] In the diagram, the correspondence between component names and drawing numbers is as follows:
[0018] 1. Support assembly; 101. Base box; 102. Fixed support plate; 103. Support rod; 2. Docking control assembly; 201. Threaded rotating rod A; 202. Sliding support plate; 203. Support roller; 204. Motor box; 3. Connection control assembly; 301. Support rod; 302. Threaded rotating rod B; 303. Sliding block; 4. Center docking mechanism; 401. Driving plate; 402. Connecting plate; 403. Support ring; 404. Pushing assembly; 4041. Fixed retaining frame; 4042. Sliding push block; 4043. Anti-slip contact plate; 4044. Support frame; 4045. Hydraulic telescopic rod. Detailed Implementation
[0019] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples.
[0020] Example 1:
[0021] As attached Figure 1 To be continued Figure 5 As shown:
[0022] This utility model provides an automatic joint finding device for anti-corrosion and heat-insulating pipes, including: a support component 1, a docking control component 2, a connection control component 3, and a circular docking mechanism 4; the support component 1 is a rectangular parallelepiped structure; the docking control component 2 is installed inside the support component 1; the number of connection control components 3 is set to two, and the bottom of the connection control component 3 is connected to the docking control component 2; the number of circular docking mechanisms 4 is set to two, and one side of the circular docking mechanism 4 is connected to the connection control component 3; the circular docking mechanism 4 includes: a driving plate 401, a connecting plate 402, a support ring 403, and a pushing component 404; one end of the top of the connecting plate 402 is fixedly connected to the driving plate 401, the support ring 403 is a semi-circular ring structure, and the top of the support ring 403 is fixedly connected to the connecting plate 402; the pushing component 404 is connected to the support ring 403.
[0023] like Figure 2 As shown, the support assembly 1 includes: a base box 101, a fixed support plate 102, and a strut 103; the base box 101 is a cuboid structure with a groove on the bottom; the fixed support plate 102 is fixedly installed inside the base box 101; the strut 103 is fixedly connected to the base box 101 and the fixed support plate 102.
[0024] like Figure 2 As shown, the docking control assembly 2 includes: a threaded rotating rod A201, a sliding support plate 202, a support roller 203, and a motor housing 204; the threaded rotating rod A201 has two sets of threads in opposite directions on its surface, and one end of the threaded rotating rod A201 is rotatably inserted into the bottom box 101; the number of sliding support plates 202 is set to two sets, the sliding support plates 202 are slidably connected to the support rod 103, and the middle part of the sliding support plate 202 is threadedly connected to the threaded rotating rod A201, and the rotation of the threaded rotating rod A201 can allow the two sets of sliding support plates 202 to slide simultaneously; the motor housing 204 is installed on one side of the bottom box 101, and the threaded rotating rod A201 is connected to the motor inside the motor housing 204.
[0025] like Figure 3 As shown, the connection control component 3 includes: a support rod 301, a threaded rotating rod B302, and a sliding block 303; the support rod 301 is a cuboid structure with a T-shaped groove inside, and the bottom of the support rod 301 is fixedly connected to the sliding support plate 202; the bottom of the threaded rotating rod B302 is rotatably inserted into the groove of the support rod 301; the sliding block 303 is a T-shaped structure, and one side of the sliding block 303 is fixedly connected to the driving plate 401; the sliding block 303 is slidably inserted into the groove of the support rod 301 and threadedly connected to the threaded rotating rod B302, and the rotation of the threaded rotating rod B302 can control the sliding of the sliding block 303.
[0026] like Figure 5 As shown, the pushing assembly 404 also includes: a fixed baffle 4041, a sliding push block 4042, an anti-slip contact plate 4043, a support frame 4044, and a hydraulic telescopic rod 4045; the fixed baffle 4041 is a square frame structure, and the fixed baffle 4041 is fixedly connected to the support ring 403; the sliding push block 4042 slides through the fixed baffle 4041; the anti-slip contact plate 4043 is fixedly installed at the bottom of the sliding push block 4042; the support frame 4044 is a U-shaped structure, and the support frame 4044 is fixedly installed on the surface of the support ring 403; the top of the hydraulic telescopic rod 4045 is fixedly connected to the support frame 4044, and the bottom of the hydraulic telescopic rod 4045 is fixedly connected to the sliding push block 4042. The hydraulic telescopic rod 4045 pushes the sliding push block 4042 to slide, which can control the movement and positioning of the pipeline.
[0027] The specific usage and function of this embodiment are as follows:
[0028] In this invention, during use, a deep pit is dug using tools or a machine to accommodate the support component 1, based on the pipe connection location. The base box 101 is placed in the pit. After placement, the threaded rotating rod B302 is rotated. The two sets of threads on the surface of the threaded rotating rod B302 rotate in opposite directions, causing the two sets of sliding blocks 303 to slide inward. The sliding blocks 303 and the center docking mechanism 4 at one end slide simultaneously. The support rings 403 inside the two sets of center docking mechanisms 4 are docked. The pipe is then inserted into the inner side of the support ring 403 and contacts the sliding push block 4042 and the anti-slip contact plate 4043. After the pipe is inserted, multiple sets of hydraulic telescopic rods 4045 are controlled to slide. The hydraulic telescopic rods 4045 control the sliding push block. 4042. The anti-slip contact plate 4043 slides and pushes the pipe to automatically move to the center position, quickly completing the circular alignment. The sliding push block 4042 is controlled by the hydraulic telescopic rod 4045 to slide, which can control multiple sets of pipes with different vertical drops to align the center. After alignment, the anti-slip contact plate 4043 is on the pipe surface. The motor in the motor box 204 starts, the threaded rotating rod A201 rotates, and the two sets of threads on the surface of the threaded rotating rod A201 rotate and control the two sets of circular center docking mechanisms 4 and the pipe to slide towards the middle to complete the docking. After the docking is fixed, the two sets of circular center docking mechanisms 4 slide up and down to separate. Then, one side of the deep pit is dug open, and this device is pulled out from the dug side. The deep pit is refilled with soil to complete the construction.
[0029] The following points should be noted in this article:
[0030] 1. The accompanying drawings of the embodiments disclosed herein only relate to the structures involved in the embodiments disclosed herein; other structures can be referred to in general design.
[0031] 2. Where there is no conflict, the embodiments of this disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.
[0032] The above are merely specific embodiments of this disclosure, but the scope of protection of this disclosure is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the scope of the technology disclosed in this disclosure should be included within the scope of protection of this disclosure. Therefore, the scope of protection of this disclosure should be determined by the scope of the claims.
Claims
1. An automatic joint finding device for corrosion-resistant and heat-insulating pipes, comprising: The support assembly (1), docking control assembly (2), connection control assembly (3), and center docking mechanism (4) are provided. The support assembly (1) is a rectangular parallelepiped structure. The docking control assembly (2) is installed inside the support assembly (1). The number of connection control assemblies (3) is set to two, and the bottom of the connection control assembly (3) is connected to the docking control assembly (2). The number of center docking mechanisms (4) is set to two, and one side of the center docking mechanism (4) is connected to the connection control assembly (3). The center docking mechanism (4) includes a driving plate (401), a connecting plate (402), a support ring (403), and a pushing assembly (404). The top end of the connecting plate (402) is fixedly connected to the driving plate (401), and the top of the support ring (403) is fixedly connected to the connecting plate (402). The pushing assembly (404) is connected to the support ring (403).
2. The automatic joint finding device for a corrosion-resistant and heat-insulating pipe according to claim 1, characterized in that: The support assembly (1) includes: a base box (101), a fixed support plate (102), and a strut (103); the base box (101) is a cuboid structure with a groove at the bottom; the fixed support plate (102) is fixedly installed inside the base box (101); the strut (103) is fixedly connected to the base box (101) and the fixed support plate (102).
3. The automatic joint finding device for a corrosion-resistant and heat-insulating pipe according to claim 2, characterized in that: The docking control assembly (2) includes: a threaded rotating rod A (201), a sliding support plate (202), a support roller (203), and a motor housing (204); the threaded rotating rod A (201) has two sets of threads in opposite directions on its surface, and one end of the threaded rotating rod A (201) is rotatably inserted into the bottom box (101); the sliding support plate (202) is slidably connected to the support rod (103), and the middle part of the sliding support plate (202) is threadedly connected to the threaded rotating rod A (201); the motor housing (204) is installed on one side of the bottom box (101), and the threaded rotating rod A (201) is connected to the motor inside the motor housing (204).
4. The automatic joint finding device for a corrosion-resistant and heat-insulating pipe according to claim 3, characterized in that: The connection control component (3) includes: a support rod (301), a threaded rotating rod B (302), and a sliding block (303); the support rod (301) is a cuboid structure with a T-shaped groove inside, and the bottom of the support rod (301) is fixedly connected to the sliding support plate (202); the bottom of the threaded rotating rod B (302) is rotatably inserted into the groove of the support rod (301); one side of the sliding block (303) is fixedly connected to the driving plate (401); the sliding block (303) is slidably inserted into the groove of the support rod (301) and threadedly connected to the threaded rotating rod B (302).
5. The automatic joint finding device for a corrosion-resistant and heat-insulating pipe according to claim 1, characterized in that: The pushing assembly (404) further includes: a fixed baffle (4041), a sliding push block (4042), an anti-slip contact plate (4043), a support frame (4044), and a hydraulic telescopic rod (4045); the fixed baffle (4041) is fixedly connected to the support ring (403); the sliding push block (4042) slides through the fixed baffle (4041); the anti-slip contact plate (4043) is fixedly installed at the bottom of the sliding push block (4042); the support frame (4044) is U-shaped in general, and the support frame (4044) is fixedly installed on the surface of the support ring (403); the top of the hydraulic telescopic rod (4045) is fixedly connected to the support frame (4044), and the bottom of the hydraulic telescopic rod (4045) is fixedly connected to the sliding push block (4042).