Temporary supporting device for repairing pipeline breakpoint lining hose through lining of pressure pipeline
The rigid support frame composed of a steel jacket and rubber pads solves the problem of damage and deformation during the construction of the inner lining hose, achieving efficient protection and seamless connection.
Patent Information
- Application Number
- CN202521036280.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-26
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2035-05-26
AI Technical Summary
Traditional lined hoses lack temporary support systems during construction, leading to problems such as damage, pressure loss, and deformation, which affect construction quality and schedule.
A rigid support frame consisting of a steel jacket and rubber padding, combined with lifting ring sleeves and threaded connections, forms a three-dimensional sealing and compensation system of rigid-flexible-rigid, protecting the inner lining repair hose.
It effectively protects the inner lining repair hose, preventing damage and deformation, ensuring construction quality and schedule, and achieving seamless connection of multiple well sections.
Smart Images
Figure CN223709016U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to pressure pipeline repair equipment technical field, concretely relates to a kind of pressure pipeline lining repair pipeline breakpoint lining hose temporary support device. BACKGROUND
[0002] Lining hose repair is a kind of trenchless pipe repair mode without large-scale excavation of pavement, which can be completed by inspection well operation, can significantly reduce the influence on traffic, surrounding buildings and ecological environment during construction, and has shorter construction period;At the same time, lining hose can withstand the pressure of conveying medium, maintain the continuity of pipeline when repairing defects such as rupture and leakage, so it is widely used in the repair process of urban underground pressure pipeline.
[0003] However, since the lining hose is a kind of soft composite hose structure, in the process of installing the lining hose between the two pressure pipelines at both ends, due to the lack of modular temporary support system, multiple structural challenges are faced during construction: the lining hose is prone to surface scratching and cross-section deformation under the action of high traction force and pipe wall friction during lining installation stage, and local shrinkage stress concentration is caused by uneven temperature field during solidification and bonding, which leads to interface peeling or pressure relief failure.In addition, in the extension construction of cross-well section, the lining hose is distorted in a snake shape due to the self-weight sag and fluid disturbance, which forces to interrupt the repair for manual correction, and due to the limitation of rigid positioning accuracy, seamless connection of more than 3 well sections cannot be realized, which finally leads to failure of multi-well section continuous operation, extension of construction period and accumulation of structural damage of hose.
[0004] Based on this, the utility model provides a kind of pressure pipeline lining repair pipeline breakpoint lining hose temporary support device to solve the problems existing in the prior art. UTILITY MODEL CONTENT
[0005] Therefore, the main purpose of the utility model is to provide a kind of pressure pipeline lining repair pipeline breakpoint lining hose temporary support device to solve the problems that traditional lining hose lacks temporary support system during construction, which leads to easy damage, pressure relief and deformation of lining hose.
[0006] To achieve the above purpose, the technical scheme of the utility model is as follows:
[0007] A kind of pressure pipeline lining repair pipeline breakpoint lining hose temporary support device, comprising:
[0008] Steel jacket is connected by high-strength hoop to form axial limiting connection, and the hoop is arranged on the outer wall of the pressure pipeline to form a rigid support frame;
[0009] The rubber pad is arranged on the inner side of the steel jacket and between two adjacent pressure pipes at the breakpoint, and is in contact with the end face of the pressure pipe and adheres to the outer side of the inner lining repair hose.
[0010] In a preferred embodiment, the steel jacket, the high-strength hoop and the rubber pad are all double half-circle split structure.
[0011] In a preferred embodiment, the rubber pad has the same thickness as the pressure pipe.
[0012] In a preferred embodiment, the steel jacket is further provided with a plurality of lifting ring sleeves at both ends, and the lifting ring sleeves are internally provided with internal threads.
[0013] In a preferred embodiment, the lifting ring sleeve is threadedly connected with a lifting ring rod.
[0014] In a preferred embodiment, the lifting ring sleeve is arranged through the side wall of the steel jacket and is threadedly connected with a positioning screw rod.
[0015] In a preferred embodiment, the high-strength hoop is detachably arranged on the outer side of the steel jacket and is clamped in the embedded groove on the outer side surface of the steel jacket.
[0016] In a preferred embodiment, the end connecting plate of the high-strength hoop is further provided with a plurality of vertically arranged thread connection holes matched with bolts.
[0017] In a preferred embodiment, the inner side surface of the steel jacket is further provided with a plurality of clamping grooves which are embedded with clamping blocks arranged on the outer side of the rubber pad.
[0018] In a preferred embodiment, the rubber pad is a rubber component.
[0019] Compared with the prior art, the utility model provides a pressure pipe lining repair pipe breakpoint lining hose temporary support device, has the following beneficial effects:
[0020] 1. By the arrangement of the steel jacket, the lining repair hose can be protected by the rigid support frame formed by the steel jacket during the lining repair hose turning lining installation and curing, and damage of the lining repair hose in the construction process is avoided.
[0021] 2. By the arrangement of the rubber pad, a three-dimensional sealing compensation system of "rigid-soft-rigid" can be constructed to protect the lining repair hose from axial deformation and reduce the area pressure; meanwhile, the thickness of the pressure pipe is compensated to tightly protect the lining repair hose.
[0022] 3. Through the setting of the lifting ring sleeve, the steel outer sleeve can be conveniently hoisted, and when the inner lining repair hose is turned over and installed and solidified, the end surface position of the broken pipe area of the pressure pipeline is fixed by the steel wire connected to the lifting ring rod, so that the protection effect of the inner lining repair hose is ensured. The problems of lack of temporary support system during construction of the traditional inner lining hose, leading to damage, pressure leakage and deformation of the inner lining hose, etc. are solved. BRIEF DESCRIPTION OF DRAWINGS
[0023] 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 creating labor.
[0024] Figure 1 Figure 1 is a use state diagram of the pressure pipeline inner lining repair pipeline breakpoint inner lining hose temporary support device of the present application;
[0025] Figure 2 Figure 2 is a cross-sectional view of the main view angle of the pressure pipeline inner lining repair pipeline breakpoint inner lining hose temporary support device of the present application in use;
[0026] Figure 3 Figure 3 is a cross-sectional view of the overhead angle of the pressure pipeline inner lining repair pipeline breakpoint inner lining hose temporary support device of the present application in use;
[0027] Figure 4 Figure 4 is a structural schematic diagram of the pressure pipeline inner lining repair pipeline breakpoint inner lining hose temporary support device of the present application;
[0028] Figure 5 Figure 5 is a structural schematic diagram of the steel outer sleeve of the present application;
[0029] Figure 6 Figure 6 is a structural schematic diagram of the rubber gasket of the present application.
[0030]
MAIN COMPONENT SYMBOL DESCRIPTION
[0031] 1, pressure pipeline; 2, steel outer sleeve; 3, high-strength hoop; 4, lifting ring sleeve; 5, rubber gasket; 6, bolt; 7, inner lining repair hose; 8, lifting ring rod; 9, threaded connection hole; 10, clamping groove; 11, clamping block; 12, embedding groove. DETAILED DESCRIPTION
[0032] The structure of the pressure pipeline inner lining repair pipeline breakpoint inner lining hose temporary support device will be further described in detail below in combination with the drawings and the embodiments of the present application.
[0033] It should be noted that the embodiments and features of the embodiments in the present application can be combined with each other in the case of no conflict. The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.
[0034] It should be noted that the terms used herein are only for the purpose of describing specific embodiments, and are not intended to limit the exemplary embodiments of the present application. As used herein, the singular form is intended to include the plural form unless the context clearly dictates otherwise, and it should also be understood that the use of the term "comprise" and / or "include" in the specification indicates the presence of features, steps, operations, devices, components and / or their combinations.
[0035] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application and the above-described drawings are used to distinguish similar objects, and do not necessarily have to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device including a series of steps or units does not have to be limited to those steps or units listed, but can include other steps or units not listed or inherent to these processes, methods, products or devices.
[0036] For ease of description, spatial relative terms such as "over", "above", "upper surface", "upper" and the like can be used herein to describe the spatial positional relationship of one device or feature with other devices or features as shown in the drawings. It should be understood that the spatial relative terms are intended to include different orientations in use or operation in addition to the orientation of the device as described in the drawings. For example, if the device in the drawing is inverted, the device described as "above" or "above" other devices or structures will be positioned "below" or "below" other devices or structures. Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative description used herein is interpreted accordingly.
[0037] As shown in the description accompanying drawings Figures 1-6 The utility model provides a technical scheme:
[0038] A kind of pressure pipeline lining repair pipeline breakpoint lining hose temporary support device, for after lining repair hose 7 installation to the present status pressure pipeline 1 in both ends, using this support device to protect lining repair hose 7 when not lining installation and solidification, avoid lining installation and solidification lining repair hose 7 cause lining repair hose 7 damage. Including steel jacket 2 and rubber pad 5, the steel jacket 2 adopts double half circle split structure, by high-strength hoop 3 form axial limit connection, hoop is set on the outer wall of pressure pipeline 1, form rigid support frame, by the hoop tension of high-strength hoop 3 realize the forced centering of broken pipe interface, eliminate the risk of axial misplacement;At the same time, through steel jacket 2 can realize the sealing connection of two adjacent present status pressure pipeline 1 in broken pipe area. The rubber pad 5 is arranged at the inner side of steel jacket 2 and is located between two adjacent pressure pipeline 1 at breakpoint, and the end surface of pressure pipeline 1 is contacted, for compensating the thickness of present status pressure pipeline 1, and is closely attached to the outside of lining repair hose 7, constructs "rigid-flexible-rigid" three-dimensional sealing compensation system, improves the strength of support structure in broken pipe area, ensures the protection effect of lining repair hose 7, provides key technical support for lining hose trenchless repair technology.
[0039] In a preferred embodiment, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 And Figure 5 The rubber pad 5 adopts double half circle split structure, and the material is rubber component, is fixedly installed at the inner side surface of steel jacket 2, and is same with the thickness of pressure pipeline 1. For when using, the thickness of pressure pipeline 1 is compensated by rubber pad 5, so that rubber pad 5 is closely attached to the outside surface of lining repair hose 7, thereby constructs "rigid-flexible-rigid" three-dimensional sealing compensation system, protects lining repair hose 7 from axial deformation and reduces area pressure, avoids lining repair hose 7 damage when lining installation and solidification.
[0040] In a preferred embodiment, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 And Figure 5As shown, the two ends of the steel jacket 2 are also provided with a plurality of lifting ring sleeves 4, which are arranged through the side wall of the steel jacket 2 and are provided with internal threads in the lifting ring sleeves 4. For hoisting the steel jacket 2 by installing the lifting ring rod 8 through the lifting ring sleeve 4 during use, and fixing the end face position of the broken pipe area of the pressure pipeline 1 by connecting the lifting ring rod 8 through the steel wire during the inversion installation and curing of the liner repair hose 7, so as to ensure the construction effect of the liner repair hose 7. At the same time, positioning screws can also be installed in the lifting ring sleeve 4 to position the position of the steel jacket 2 on the outer surface of the pressure pipeline 1, so as to avoid the rotation of the steel jacket 2 due to external disturbance during use, thereby affecting the protection effect of the liner repair hose 7.
[0041] Specifically, as shown in the drawings, Figure 1 A groove 12 is also arranged on the outer surface of the steel jacket 2, which is used in cooperation with the high-strength hoop 3 to fix the high-strength hoop 3 by using the groove 12 during installation, so as to avoid the change of the position of the high-strength hoop 3 due to external disturbance during use, thereby affecting the fixing effect of the high-strength hoop 3 on the steel jacket 2.
[0042] Specifically, as shown in the drawings, Figure 2 and Figure 3 A plurality of clamping grooves 10 are also arranged on the inner side surface of the steel jacket 2, which are used in cooperation with the clamping blocks 11 arranged on the outer side of the rubber gasket 5 to realize the detachable installation of the rubber gasket 5 through the cooperation of the clamping grooves 10 and the clamping blocks 11. For replacing the rubber gasket 5 with different thicknesses and lengths according to the site conditions during use, so as to meet the protection requirements. The clamping groove 10 is a trapezoidal clamping groove matched with the clamping block 11, which is used to fix the rubber gasket 5 after installation.
[0043] In a preferred embodiment, as shown in the drawings, Figure 4 , Figure 5 , Figure 5 , Figure 5 and Figure 6 The high-strength hoop 3 adopts a double-semi-circular split structure and is detachably fixed on the outer side of the steel jacket 2 and connected by bolts 6, so as to fix the steel jacket 2 on the outer surface of the pressure pipeline 1.
[0044] Specifically, as shown in the drawings, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5As shown, the end connecting plate of the high-strength hoop 3 is further provided with a plurality of vertically arranged threaded connection holes 9, which are matched with the bolts 6, and the high-strength hoop 3 can be installed on the outside of the steel jacket 2 through the bolts 6. And through the longitudinal arrangement of the threaded connection holes 9, the accommodation function can be achieved, so that it is suitable for the installation of pressure pipelines 1 with different diameters.
[0045] The implementation principle of the pressure pipeline lining repair pipeline breakpoint lining hose temporary support device is as follows:
[0046] During installation, after the lining repair hose 7 is installed into the existing pressure pipelines 1 at both ends, the steel jacket 2 is first hoisted outside the pressure pipelines 1, and the rubber pad 5 is clamped into the gap between the two pressure pipelines 1 and is in close contact with the end face of the pressure pipelines 1, then the bolts 6 are installed, the bolts 6 pass through the threaded connection holes 9 and nuts are installed, so that the steel jacket 2 is clamped on the outer wall of the pressure pipelines 1 to form a rigid support frame, and the lining repair hose 7 is protected to avoid damage, pressure leakage and deformation of the lining repair hose 7 during the lining installation and curing.
[0047] The above is only a preferred embodiment of the present application, and is not intended to limit the protection scope of the present application.
Claims
1. A temporary support device for repairing pipe breakage points using flexible lining in pressure pipelines, characterized in that, include The steel jacket (2) is axially limited by a high-strength ring clamp (3), which is installed on the outer wall of the pressure pipeline (1) to form a rigid support frame. The rubber gasket (5) is placed inside the steel jacket (2) and located between two adjacent pressure pipes (1) at the break point. It is in contact with the end face of the pressure pipe (1) and is attached to the outside of the inner lining repair hose (7).
2. The temporary support device for repairing pipe breakage points with flexible hose lining as described in claim 1, characterized in that, The steel jacket (2), high-strength ring (3) and rubber pad (5) are all double semi-circular split structures.
3. The temporary support device for repairing pipe breaks with flexible hose lining as described in claim 1, characterized in that, The rubber gasket (5) has the same thickness as the pressure pipe (1).
4. A temporary support device for repairing pipe breaks with flexible hose lining as described in claim 1, characterized in that, The steel outer sleeve (2) is also provided with several lifting ring sleeves (4) at both ends, and the lifting ring sleeves (4) are provided with internal threads.
5. A temporary support device for repairing pipe breakage points with flexible hose lining as described in claim 4, characterized in that, The lifting eye sleeve (4) is threadedly connected to the lifting eye rod (8).
6. A temporary support device for repairing pipe breaks with flexible hose lining as described in claim 4, characterized in that, The lifting ring sleeve (4) is installed through the side wall of the steel outer sleeve (2) and is threadedly connected to the positioning screw.
7. A temporary support device for repairing pipe breaks with flexible hose lining as described in claim 1, characterized in that, The high-strength ring (3) is detachably mounted on the outside of the steel jacket (2) and engages in the groove (12) on the outer surface of the steel jacket (2).
8. A temporary support device for repairing pipe breakage points with flexible hose lining as described in claim 7, characterized in that, The end plate of the high-strength ring hoop (3) is also provided with several vertically arranged threaded connection holes (9), which are matched with bolts (6).
9. A temporary support device for repairing pipe breaks with flexible hose lining as described in claim 1, characterized in that, The inner surface of the steel jacket (2) is also provided with several slots (10), which are engaged with the locking blocks (11) provided on the outside of the rubber pad (5).
10. A temporary support device for repairing pipe breakage points with flexible hose lining as described in claim 1, characterized in that, The rubber liner (5) is a rubber component.