Assembly type support for drainage pipeline

By designing the pipe clamping mechanism and adjustment components of the prefabricated bracket, the problem of complex installation of existing drainage pipe brackets is solved, achieving fast and stable clamping and fixing, improving installation efficiency and the stability and safety of drainage pipes.

CN223579091UActive Publication Date: 2025-11-21YUNCHENG COUNTY TAP WATER CO LTD
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Patent Information

Application Number
CN202423296646.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-11-21
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

The installation of existing drainage pipe supports is complex and inefficient, with cumbersome welding and bolting operations that make it difficult to achieve fast and stable clamping and fixing.

Method used

The prefabricated bracket, through the combined design of pipe clamping mechanism, adjustment component and fastening component, and the use of rubber pads and anti-slip plates, achieves a stable clamping and fixation of the drainage pipe, avoids damage from hard contact, and enhances stability and safety.

Benefits of technology

It simplifies the installation process, improves work efficiency, enhances the stability and safety of drainage pipes, reduces on-site installation time and workload, and ensures stable support of drainage pipes during use.

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Abstract

The utility model relates to the field of pipeline supports, and discloses a drainage pipeline assembly type support which comprises a bearing bottom plate, a pipeline bearing seat is fixedly installed at the top of the bearing bottom plate, an arc-shaped containing groove is formed in the top of the pipeline bearing seat, a first rubber pad is fixedly installed in the arc-shaped containing groove, and a drainage pipeline is placed at the top of the first rubber pad. And a pipeline clamping mechanism is arranged on the pipeline bearing seat, the pipeline clamping mechanism is used for clamping and fixing the drainage pipeline to the first rubber pad, and the pipeline clamping mechanism comprises two movable transverse plates, two L-shaped connecting plates, two arc-shaped clamping plates, two vertical connecting lugs, an adjusting assembly and a buckling assembly. Compared with the prior art, the drainage pipeline supporting device has the following advantages and effects that a drainage pipeline can be firmly and stably clamped and fixed, the effect of stably supporting the drainage pipeline is achieved, operation is easy and convenient, assembling is flexible, an existing bolt connection or welding mode can be effectively replaced, the field installation workload is reduced, the installation time is shortened, and the working efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The application relates to the technical field of pipe supports, in particular to an assembled support for a drainage pipe. BACKGROUND

[0002] A water supply and drainage engineering is an engineering system for water supply, drainage and treatment, is an important part of urban infrastructure, and is closely related to people's daily life, and plays a vital role in ensuring the normal operation of the city, rational use of water resources and environmental protection. During the construction of the water supply and drainage engineering, when laying the drainage pipe, a pipe support needs to be used to support and fix the drainage pipe, so as to ensure the stability of the drainage pipe.

[0003] In the related art, the support for the drainage pipe is generally a rigid support welded, and the installation and construction on site are complex and difficult, and the workload is also large. Some assembled supports need a large number of bolts for assembly and connection operation during the assembly process, which is not only low in installation efficiency, but also complicated and time-consuming in operation.

[0004] Therefore, the application provides an assembled support for a drainage pipe to solve the above problems. CONTENT OF THE INVENTION

[0005] The application aims to provide an assembled support for a drainage pipe, which can firmly and stably clamp and fix the drainage pipe, stably support the drainage pipe, is simple and convenient to operate, flexible to assemble, can effectively replace the existing bolt connection or welding mode, reduce the on-site installation workload and installation time, and improve the work efficiency.

[0006] The above technical purpose of the application is achieved by the following technical scheme: an assembled support for a drainage pipe, comprising a bearing bottom plate, a pipe bearing seat is fixedly installed on the top of the bearing bottom plate, an arc-shaped placing groove is formed in the top of the pipe bearing seat, a rubber pad one is fixedly installed in the arc-shaped placing groove, a drainage pipe is placed on the top of the rubber pad one, a pipe clamping mechanism is arranged on the pipe bearing seat, and the pipe clamping mechanism is used to clamp and fix the drainage pipe on the rubber pad one.

[0007] The further setting of the present application is that the pipeline clamping mechanism comprises two movable cross plates, two L-shaped connecting plates, two arc-shaped clamping plates, two vertical connecting ears, an adjusting assembly and a buckling assembly, the bottom of the pipeline bearing seat is provided with a mounting groove, the inner walls on the two sides of the mounting groove are both provided with a horizontal hole, the ends of the two movable cross plates away from each other are respectively slidably penetrated through the corresponding horizontal holes, the two L-shaped connecting plates are respectively fixedly installed at the ends of the corresponding movable cross plates away from each other and symmetrically distributed on the two sides of the pipeline bearing seat, the two arc-shaped clamping plates are respectively fixedly installed at the top of the corresponding L-shaped connecting plates, the drainage pipeline is located between the two arc-shaped clamping plates, the two vertical connecting ears are respectively fixedly installed at the top of the corresponding arc-shaped clamping plates, the two vertical connecting ears are both provided with a insertion hole, the adjusting assembly is arranged between the two movable cross plates, the adjusting assembly is used for adjusting the distance between the two L-shaped connecting plates, and the buckling assembly is arranged at the top of the two vertical connecting ears.

[0008] The further setting of the present application is that the two arc-shaped clamping plates are both fixedly installed with rubber pads two on the sides close to each other, and the two rubber pads two are in abutment with the outer pipe wall of the drainage pipeline.

[0009] The further setting of the present application is that the adjusting assembly comprises a rotating shaft, a gear, two racks and a handle, the rotating shaft is rotatably installed in the mounting groove and located between the two movable cross plates, the gear is fixedly sleeved on the rotating shaft, the two racks are respectively fixedly installed on the sides of the two movable cross plates close to each other, the two racks are both in mesh with the gear, the front end of the rotating shaft extends to the outside of the pipeline bearing seat, and the handle is fixedly installed at the front end of the rotating shaft.

[0010] The further setting of the present application is that the handle is threadedly installed with three lead screws, the front ends of the three lead screws are all fixedly installed with knobs, the rear ends of the three lead screws are all fixedly installed with anti-skid plates, and the rear side walls of the three anti-skid plates are all in abutment with the front side outer wall of the pipeline bearing seat.

[0011] The further setting of the present application is that the rear side walls of the anti-skid plates and the front side outer wall of the pipeline bearing seat are both of frosted surface structures.

[0012] The further setting of the present application is that the two movable cross plates are both fixedly installed with limiting blocks on the sides close to each other, and the two limiting blocks are located on the two sides of the gear.

[0013] Further, the buckle assembly comprises a buckle cover, two sliding rods, two insertion blocks, two springs and two pull rings, the bottom of the buckle cover is provided with a groove, the top of the two vertical connecting ears extends into the groove, the inner walls on the two sides of the groove are provided with sliding holes, the ends of the two sliding rods close to each other are respectively slidably penetrated through the corresponding sliding holes, the two insertion blocks are respectively fixedly installed at the ends of the two sliding rods close to each other, the ends of the two insertion blocks close to each other are respectively slidably penetrated through the corresponding insertion holes, the ends of the two springs away from each other are respectively fixedly connected with the inner walls on the two sides of the groove, the ends of the two springs close to each other are respectively fixedly connected with the ends of the two insertion blocks away from each other, and the two springs are respectively sleeved on the corresponding sliding rods, and the two pull rings are respectively fixedly installed at the ends of the two sliding rods away from each other.

[0014] Further, the top of the bearing bottom plate is provided with assembly holes at four corners.

[0015] The present application has at least one of the following beneficial technical effects:

[0016] 1、The pipeline clamping mechanism composed of two movable cross plates, two L-shaped connecting plates, two arc-shaped clamping plates, two vertical connecting ears, an adjusting assembly and a buckle assembly can firmly and stably clamp and fix the drainage pipeline, stably support the drainage pipeline, and effectively replace the existing bolt connection or welding mode, reduce the on-site installation workload and installation time, and improve the work efficiency.

[0017] 2、The cooperation of the rubber pad I and the two rubber pads II not only increases the friction with the outer wall of the drainage pipeline, prevents displacement or shaking of the drainage pipeline during use, and improves the clamping and fixing effect of the drainage pipeline, but also protects the drainage pipeline, avoids damage to the outer wall of the drainage pipeline due to hard contact, and ensures the stability and safety of the drainage pipeline during use.

[0018] 3、The buckle assembly composed of the buckle cover, the two sliding rods, the two insertion blocks, the two springs and the two pull rings can stably lock the two vertical connecting ears after the two arc-shaped clamping plates clamp the drainage pipeline, prevent loosening of the pipeline clamping mechanism due to external force and other factors during use of the drainage pipeline, ensure reliable fixation of the drainage pipeline, and further enhance the reliability of clamping and fixing and stably supporting the drainage pipeline.

[0019] 4、The cooperation of the three groups of lead screws, knobs and non-slip plates can stably lock the rotating handle, avoid self-rotation of the rotating handle, avoid changes in the distance between the adjusted arc-shaped clamping plates due to external force and other factors during subsequent use, and enhance the clamping effect on the drainage pipeline and protection of the drainage pipeline. Attached Figure Description

[0020] Figure 1 This is a three-dimensional structural diagram of this embodiment.

[0021] Figure 2 This is a three-dimensional structural diagram of the removal of the drainage pipe in this embodiment.

[0022] Figure 3 This is a front view sectional three-dimensional structural schematic diagram of this embodiment.

[0023] Figure 4 This is a partial three-dimensional structural schematic diagram of this embodiment.

[0024] In the diagram: 1. Support plate; 2. Pipe support seat; 3. Arc-shaped placement groove; 4. Rubber pad one; 5. Drainage pipe; 6. Installation groove; 7. Movable horizontal plate; 8. L-shaped connecting plate; 9. Arc-shaped clamp; 10. Vertical connecting ear; 11. Rotating shaft; 12. Gear; 13. Rack; 14. Rotating handle; 15. Rubber pad two; 16. Limiting block; 17. Lead screw; 18. Knob; 19. Anti-slip plate; 20. Insertion hole; 21. Cover; 22. Slide rod; 23. Insert block; 24. Spring; 25. Pull ring. Detailed Implementation

[0025] The technical solution of this application will be clearly and completely described below with reference to specific embodiments. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.

[0026] See Figure 1 , Figure 2 , Figure 3 and Figure 4The application provides a drainage pipeline assembly support, which comprises a bearing bottom plate 1, a pipeline bearing seat 2 fixedly installed at the top of the bearing bottom plate 1, an arc-shaped placing groove 3 formed at the top of the pipeline bearing seat 2, a rubber pad I 4 fixedly installed in the arc-shaped placing groove 3, and a drainage pipeline 5 placed at the top of the rubber pad I 4. A pipeline clamping mechanism is arranged on the pipeline bearing seat 2 and used for clamping and fixing the drainage pipeline 5 on the rubber pad I 4. The pipeline clamping mechanism comprises two movable cross plates 7, two L-shaped connecting plates 8, two arc-shaped clamping plates 9, two vertical connecting ears 10, an adjusting assembly and a buckling assembly. An installation groove 6 is formed at the bottom of the pipeline bearing seat 2, and a horizontal hole is formed in the inner wall of each side of the installation groove 6. The ends of the two movable cross plates 7, which are away from each other, are slid through the corresponding horizontal holes, respectively. The two L-shaped connecting plates 8 are fixedly installed at the ends of the corresponding movable cross plates 7, which are away from each other, and are symmetrically distributed on the two sides of the pipeline bearing seat 2. The two arc-shaped clamping plates 9 are fixedly installed at the top of the corresponding L-shaped connecting plates 8. The drainage pipeline 5 is located between the two arc-shaped clamping plates 9. The two vertical connecting ears 10 are fixedly installed at the top of the corresponding arc-shaped clamping plates 9. The two vertical connecting ears 10 are provided with an insertion hole 20. The adjusting assembly is arranged between the two movable cross plates 7 and used for adjusting the distance between the two L-shaped connecting plates 8. The buckling assembly is arranged at the top of the two vertical connecting ears 10 and used for locking the two vertical connecting ears 10. The drainage pipeline 5 is clamped and fixed on the rubber pad I 4 in the arc-shaped placing groove 3 by the combined action of the two arc-shaped clamping plates 9. It should be noted that the L-shaped connecting plate 8, the arc-shaped clamping plate 9 and the vertical connecting ear 10 are integrally formed, so that they have stable and reliable firmness.

[0027] In the embodiment, the two arc-shaped clamping plates 9 are fixedly installed with rubber pads II 15 on the sides close to each other. The two rubber pads II 15 are in abutment with the outer pipe wall of the drainage pipeline 5. The rubber pads II 15 not only increase the friction with the outer pipe wall of the drainage pipeline 5, prevent the drainage pipeline 5 from being displaced or shaken during use, improve the clamping and fixing effect of the drainage pipeline 5, but also protect the drainage pipeline 5 from damage caused by hard contact, so as to ensure the stability and safety of the drainage pipeline 5 during use.

[0028] The adjusting assembly in the embodiment comprises a rotating shaft 11, a gear 12, two racks 13 and a handle 14. The rotating shaft 11 is rotatably arranged in the mounting groove 6 and located between the two movable cross plates 7. The gear 12 is fixedly sleeved on the rotating shaft 11. The two racks 13 are fixedly arranged on the sides of the two movable cross plates 7 close to each other. The two racks 13 are engaged with the gear 12. The front end of the rotating shaft 11 extends to the outside of the pipeline bearing seat 2. The handle 14 is fixedly arranged on the front end of the rotating shaft 11. The handle 14 is rotated to drive the rotating shaft 11 to rotate, and then the gear 12 drives the two racks 13 engaged with the gear 12 to drive the movable cross plates 7 to move, so that the distance between the two L-shaped connecting plates 8, that is, the distance between the two arc-shaped clamping plates 9 can be adjusted, which can meet the clamping and fixing requirements during installation of the drainage pipeline 5, improves the flexibility of the assembled support, can effectively replace the existing bolt connection or welding mode, reduces the on-site installation workload and installation time, and improves the work efficiency.

[0029] In the embodiment, three lead screws 17 are threadedly installed on the handle 14. Knobs 18 are fixedly installed at the front ends of the three lead screws 17. Anti-skid plates 19 are fixedly installed at the rear ends of the three lead screws 17. The rear side walls of the three anti-skid plates 19 abut against the front side outer wall of the pipeline bearing seat 2. The rear side walls of the anti-skid plates 19 and the front side outer wall of the pipeline bearing seat 2 are both of a frosted surface structure. The knobs 18 are rotated to drive the lead screws 17 and the anti-skid plates 19 to move, that is, the positions of the anti-skid plates 19 are adjusted. When the anti-skid plates 19 abut against the pipeline bearing seat 2, the friction force generated therebetween can prevent the handle 14 from being rotated automatically, so that the handle 14 is locked, and the stable support effect of the drainage pipeline 5 is improved.

[0030] In the embodiment, limit blocks 16 are fixedly installed on the sides of the two movable cross plates 7 close to each other. The two limit blocks 16 are located on the two sides of the gear 12, so that the movement stroke of the movable cross plates 7 is limited.

[0031] In the embodiment, the buckle assembly comprises a buckle cover 21, two slide rods 22, two insertion blocks 23, two springs 24 and two pull rings 25. The bottom of the buckle cover 21 is provided with a groove, the top of each vertical connecting lug 10 extends into the groove, the inner walls on the two sides of the groove are provided with slide holes, the slide rods 22 are respectively slid through the corresponding slide holes at the ends close to each other, the insertion blocks 23 are respectively fixedly installed at the ends of the slide rods 22 close to each other, the insertion blocks 23 are respectively slid through the corresponding insertion holes 20 at the ends close to each other, the springs 24 are respectively fixedly connected with the inner walls on the two sides of the groove at the ends away from each other, the ends of the springs 24 close to each other are respectively fixedly connected with the ends of the insertion blocks 23 away from each other, and the springs 24 are respectively sleeved on the corresponding slide rods 22. When the arc-shaped clamping plates 9 clamp the drainage pipeline 5, the insertion blocks 23 are inserted into the insertion holes 20 under the action of the corresponding springs 24, so that the two vertical connecting lugs 10 are stably locked, the loosening of the pipeline clamping mechanism caused by external force and other factors during the use of the drainage pipeline 5 is prevented, and the reliability of the clamping and fixation of the drainage pipeline 5 is further improved.

[0032] In the embodiment, the top of the bearing bottom plate 1 is provided with assembly holes at the four corners, so that the drainage pipeline assembly support can be firmly assembled with an external support structure or the ground by using a ground bolt, a bolt and other fasteners according to requirements, a stable and reliable support platform is provided for the drainage pipeline 5, the problems of sinking and tilting of the drainage pipeline 5 caused by unstable support foundation during the operation of the drainage pipeline 5 are avoided, and the long-term stable operation of the drainage system is facilitated.

[0033] Through the above structure, the working principle of the drainage pipeline assembly support is as follows:

[0034] Firstly, the bearing bottom plate 1 is fixed at a suitable position where the pipeline needs to be laid by using a ground bolt, a bolt and other fasteners, that is, the fixation of the whole assembly support is completed, then the drainage pipeline 5 is placed on the rubber pad one 4 in the arc-shaped placing groove 3 provided at the top of the pipeline bearing seat 2, the rubber pad one 4 plays a role of buffering and increasing friction, so that the drainage pipeline 5 can be preliminarily stably placed on the pipeline bearing seat 2.

[0035] Then, the handle 14 is rotated clockwise (from the perspective of the front view, as shown in Figure 3When the knob 14 is turned clockwise, the rotating shaft 11 and the gear 12 are driven to rotate clockwise in the mounting groove 6. Since the two racks 13 are fixed on the two movable cross plates 7 respectively and are engaged with the gear 12, the gear 12 drives the two racks 13 to move towards each other when the gear 12 rotates, and the two movable cross plates 7 drive the L-shaped connecting plates 8 to move, and then the two arc-shaped clamping plates 9 move towards each other. When the rubber pads 15 on the two arc-shaped clamping plates 9 tightly abut against the outer wall of the drainage pipeline 5, the knob 14 cannot be turned any more. At this time, the adjustment operation of clamping and fixing the drainage pipeline 5 is completed by the cooperation of the two arc-shaped clamping plates 9, the rubber pad 4 and the two rubber pads 15.

[0036] Then, the position of the knob 14 is kept unchanged after the position is adjusted, and the three knobs 18 are turned clockwise in sequence. The knobs 18 drive the lead screws 17 and the anti-skid plates 19 to rotate, and the anti-skid plates 19 gradually move towards the pipeline bearing seat 2. When the three anti-skid plates 19 are adjusted to tightly abut against the front side wall of the pipeline bearing seat 2, the position of the knob 14 is locked, so that the distance between the arc-shaped clamping plates 9 is prevented from changing due to external force and other factors in subsequent use, and the clamping effect on the drainage pipeline 5 and the protection of the drainage pipeline 5 are enhanced.

[0037] Finally, the cover 21 is picked up, and the two pull rings 25 are pulled away from each other. At this time, the two pull rings 25 drive the corresponding slide rods 22 and the insert blocks 23 to move, and the springs 24 are deformed to generate elastic force. Then, the cover 21 is placed on the two vertical connecting ears 10, so that the top of the two vertical connecting ears 10 is inserted into the groove. Then, the two pull rings 25 are loosened, and the two insert blocks 23 are automatically reset under the elastic force of the two springs 24. At this time, the two insert blocks 23 are respectively inserted into the corresponding insertion holes 20 of the two vertical connecting ears 10, so that the two vertical connecting ears 10 are locked together, and the stability of the clamping state of the two arc-shaped clamping plates 9 on the drainage pipeline 5 is ensured, and the clamping effect on the drainage pipeline 5 and the protection of the drainage pipeline 5 are further enhanced. The drainage pipeline 5 is prevented from being accidentally loosened during use, and the drainage pipeline 5 is always reliably fixed, so that stable support is provided for the drainage pipeline 5, and the drainage pipeline 5 can play the drainage function in the normal position and state.

Claims

1. A sewer pipe fabricated support, characterized by, The utility model provides a pipeline clamping mechanism, including bearing bottom plate (1), the top of bearing bottom plate (1) is fixedly installed pipeline bearing seat (2), the top of pipeline bearing seat (2) is opened arc placement groove (3), arc placement groove (3) is fixedly installed rubber pad one (4) in, the top of rubber pad one (4) is placed drain pipeline (5), be provided with pipeline clamping mechanism on pipeline bearing seat (2), pipeline clamping mechanism is used to tightly fix drain pipeline (5) on rubber pad one (4).

2. The sewer pipe fabricated support of claim 1, wherein: The pipeline clamping mechanism includes two movable cross plates (7), two L-shaped connecting plates (8), two arc-shaped clamping plates (9), two vertical connecting ears (10), an adjusting assembly, and a buckling assembly. The bottom of the pipeline bearing seat (2) is provided with a mounting groove (6), and horizontal holes are formed in the inner walls of the two sides of the mounting groove (6). The two movable cross plates (7) are slidably connected to the corresponding horizontal holes at their ends away from each other. The two L-shaped connecting plates (8) are fixedly installed at the ends of the corresponding movable cross plates (7) away from each other and symmetrically distributed on the two sides of the pipeline bearing seat (2). The two arc-shaped clamping plates (9) are fixedly installed on the top of the corresponding L-shaped connecting plates (8). The drain pipeline (5) is located between the two arc-shaped clamping plates (9). The two vertical connecting ears (10) are fixedly installed on the top of the corresponding arc-shaped clamping plates (9). The two vertical connecting ears (10) are provided with insertion holes (20) on their top. The adjusting assembly is arranged between the two movable cross plates (7) and used to adjust the distance between the two L-shaped connecting plates (8). The buckling assembly is arranged on the top of the two vertical connecting ears (10) and used to lock the two vertical connecting ears (10).

3. The sewer pipe fabricated support of claim 2, wherein: The two arc-shaped clamping plates (9) are fixedly installed with rubber pads (15) on their sides close to each other. The two rubber pads (15) are in contact with the outer tube wall of the drain pipeline (5).

4. The sewer pipe fabricated support of claim 2, wherein: The adjusting assembly includes a rotating shaft (11), a gear (12), two racks (13), and a handle (14). The rotating shaft (11) is rotatably installed in the mounting groove (6) and located between the two movable cross plates (7). The gear (12) is fixedly installed on the rotating shaft (11). The two racks (13) are fixedly installed on the sides of the two movable cross plates (7) close to each other. The two racks (13) are in mesh with the gear (12). The front end of the rotating shaft (11) extends to the outside of the pipeline bearing seat (2). The handle (14) is fixedly installed on the front end of the rotating shaft (11).

5. The sewer pipe fabricated support of claim 4, wherein: Three threaded rods (17) are screwedly installed on the handle (14). Knobs (18) are fixedly installed on the front ends of the three threaded rods (17). Anti-skid plates (19) are fixedly installed on the rear ends of the three threaded rods (17). The rear side walls of the three anti-skid plates (19) are in contact with the front side outer wall of the pipeline bearing seat (2).

6. The sewer pipe fabricated support of claim 5, wherein: The rear side walls of the anti-skid plates (19) and the front side outer wall of the pipeline bearing seat (2) are both provided with frosted surfaces.

7. The sewer pipe fabricated support of claim 4, wherein: Two sides of the two movable cross plates (7) close to each other are fixedly provided with limiting blocks (16), and the two limiting blocks (16) are located on two sides of the gear (12).

8. The sewer pipe fabricated support of claim 2, wherein: The buckle assembly comprises a buckle cover (21), two slide rods (22), two plug blocks (23), two springs (24) and two pull rings (25), the bottom of the buckle cover (21) is provided with a groove, the top of the two vertical connecting ears (10) extends into the groove, the two side inner walls of the groove are provided with slide holes, the two ends of the two slide rods (22) close to each other are respectively slid through the corresponding slide holes, the two plug blocks (23) are respectively fixedly installed at the two ends of the two slide rods (22) close to each other, the two ends of the two plug blocks (23) close to each other are respectively slid through the corresponding plug holes (20), the two ends of the two springs (24) away from each other are respectively fixedly connected with the two side inner walls of the groove, the two ends of the two springs (24) close to each other are respectively fixedly connected with the two ends of the two plug blocks (23) away from each other, and the two springs (24) are respectively sleeved on the corresponding slide rods (22), and the two pull rings (25) are respectively fixedly installed at the two ends of the two slide rods (22) away from each other.

9. The sewer pipe fabricated support of claim 1, wherein: The top of the bearing bottom plate (1) is provided with assembly holes at four corners.