CN117486000A - Hydraulic pipeline bracket for building engineering construction - Google Patents

Abstract

The invention relates to the field of pipeline supports and discloses a hydraulic pipeline support for building engineering construction, which comprises a fixed bottom plate, wherein one end of the fixed bottom plate is fixedly connected with two first hydraulic cylinders, the other end of the fixed bottom plate is fixedly connected with two second hydraulic cylinders, a connecting pipe is fixedly communicated between the first hydraulic cylinders and the second hydraulic cylinders, one end of the connecting pipe is fixedly communicated with a flow limiting cylinder, a flow limiting block is movably sleeved in the flow limiting cylinder, a connecting rod fixedly connected with the top end of the flow limiting block penetrates through the outside of the flow limiting cylinder, the top end of the connecting rod is fixedly connected with a rack, one end of the rack is meshed with a gear, and the middle part of the gear is fixedly connected with a first pipeline roller. Compared with the prior art, the pipeline coil body and the pulling end of the pipeline body form a more obvious height difference, and the pipeline coil body is more beneficial to an operator to pull the pipeline body.

Description

A hydraulic pipeline support for housing construction projects

Technical field

The invention relates to the field of pipeline supports, specifically a hydraulic pipeline support for housing construction projects.

Background technique

House construction project construction refers to various types of house construction and its ancillary facilities and their supporting lines, pipes, equipment installation projects and indoor and outdoor decoration projects. The lines and pipes used in the house construction process are long and are rolled up. Together, when using, you need to pull one end of the line and pipe and drag it to the desired location.

In the existing technology, the Chinese patent document with the publication number CN114542812A proposes a hydraulic pipeline support for housing construction projects, which solves the problem that multiple hydraulic pipelines are stacked together and moved, which easily generates large friction and affects the use. However, in actual application, there is also a problem that the friction between the pipeline and the bracket is large during use, and a large force is required to pull the pipeline, making it difficult for the pipeline to be pulled. Therefore, we have disclosed a house construction method. Hydraulic pipeline supports are used in engineering construction to meet the construction needs of easy pulling of pipelines.

Contents of the invention

(1) Technical problems solved

In view of the shortcomings of the existing technology, the present invention provides a hydraulic pipeline support for housing construction projects, which has the advantages of easy pulling of pipelines and solves a series of problems such as large force required for pulling pipelines and difficulty in pulling.

(2) Technical solutions

In order to achieve the above object, the present invention provides the following technical solution: a hydraulic pipeline support for house construction engineering construction, including a fixed base plate, one end of the fixed base plate is fixedly connected with two first hydraulic cylinders, and the other end of the fixed base plate is fixedly connected with two first hydraulic cylinders. Two second hydraulic cylinders are fixedly connected to one end. There is a connecting pipe fixedly connected between the first hydraulic cylinder and the second hydraulic cylinder. One end of the connecting pipe is fixedly connected to the flow limiting cylinder. Inside the flow limiting cylinder The movable sleeve is connected to the flow limiting block, and the connecting rod fixedly connected to the top of the flow limiting block penetrates to the outside of the flow limiting cylinder. The top of the connecting rod is fixedly connected to a rack, and one end of the rack is engaged with a gear. A first pipeline roller is fixedly connected to the middle part of the gear, and a connecting plate is rotatably connected to the lower end of the first pipeline roller. Both ends of the rack are fixedly connected to limit bars, and the outer sliding connection of the limit bar is limited. The limit frame is fixedly connected to the connecting plate through the limit frame. The telescopic rod and the second spring fixedly connected to the bottom end of the limit frame are fixedly connected to the rack. The connecting rod is connected to the rack. The limiting frame is slidingly connected, the connecting rod is movably connected to the connecting plate, the connecting plate is fixedly connected to the first hydraulic cylinder, and the top ends of the two second hydraulic cylinders are fixedly connected to each other. The top of the fixed frame is fixedly connected with a second limiting rod.

Preferably, one end of the connecting plate is fixedly connected to a first fixed shaft, the upper end of the first fixed shaft is rotatably connected to a second pipeline roller, and the top end of the second pipeline roller is rotatably connected to a first limiting plate, A first limit block is fixedly connected to one end of the first limit plate, and a second limit block is fixedly connected to the top end of the first fixed shaft. The second limit block and the first limit block Movable snap connection, one end of the connecting plate is provided with two moving holes, a connecting frame is slidably connected in the moving hole, and a third pipeline roller is rotatably connected to the upper end of the connecting frame.

Preferably, four limiting rings are fixedly connected to the bottom end of the connecting frame.

Preferably, both ends of the inner wall of the moving hole are fixedly connected with blocking blocks, and the bottom end of the connecting frame is provided with four blocking slots that are movablely connected with the blocking blocks of the moving hole.

Preferably, one end of the first limiting plate is located at the top of the connecting frame.

Preferably, one end of the fixed frame is rotatably connected to a second limiting plate, the top end of the second limiting plate is fixedly connected to a fourth spring, and one end of the fourth spring is fixedly connected to a first limiting rod, One end of the first limiting rod penetrates the second limiting plate and is movably connected to the second limiting rod.

Preferably, the second limiting rod is a hollow rod, and the first limiting rod is a T-shaped rod.

Preferably, a first spring is fixedly connected to the middle part of the first hydraulic cylinder and the second hydraulic cylinder, and a pipeline is fixedly connected between the two second hydraulic cylinders.

Preferably, a third spring is fixedly connected to the top of the flow limiting block, the third spring is fixedly connected to the flow limiting cylinder, and the connecting rod is located in the middle of the third spring.

Preferably, a plurality of rubber strips are fixedly connected to the outer wall of the flow limiting block, and the rubber strips of the flow limiting block are vertically distributed.

(3) Beneficial effects

Compared with the existing technology, the present invention provides a hydraulic pipeline support for housing construction projects, which has the following beneficial effects:

1. The hydraulic pipeline support used in the construction of this house construction project. When the operator pulls the pipeline body to drive the first pipeline roller to rotate, it will drive the gear to rotate, causing the gear to drive the rack, connecting rod and flow-limiting block to move upward, causing the connecting pipe to move upward. The liquid in the middle part can flow. Then when the operator pulls the pipeline body and lays it to the ground, the first pipeline roller will press down the first hydraulic cylinder due to the gravity of the pipeline body, so that the liquid in the first hydraulic cylinder flows to the second hydraulic cylinder through the connecting pipe. cylinder, so that the second hydraulic cylinder drives the second limit rod to move upward, so that a relatively obvious height difference is formed between the pipeline coil body and the pulling end of the pipeline body, which is more convenient for the operator to pull the pipeline body, and the pipeline body is used to stop pulling. After pulling, the telescopic rod and the second spring will drive the rack back to its original position. When the first pipeline roller is not affected by the gravity of the pipeline pulling, the first spring will help the first hydraulic cylinder and the second hydraulic cylinder return to their original position, making the first The pipeline roller rotates reversely, causing the gear to drive the rack to move down to the original position, so that the connecting rod drives the flow limiting block to move down to block the flow of liquid in the connecting pipe, and fix the top height of the first hydraulic cylinder and the second hydraulic cylinder to the original position. The position is also a position where the pipeline body is not easy to pull, which prevents unnecessary pipeline bodies from being released, increases the operator's work of rewinding the pipeline bodies, and also avoids the safety hazards caused by placing excess pipeline bodies on the ground.

2. The hydraulic pipeline support used in the construction of this house construction project limits the position of the pipeline body through the second pipeline roller and the first limiting plate through the connecting plate, which is convenient for the placement of the pipeline body and is convenient for use. It can be moved in the moving hole through the connecting frame The rear position is limited, so that the operator can move the connecting frame to adjust the position of the third pipeline roller according to the size of the pipeline body, so that the third pipeline roller limits the position of the pipeline body, thereby making the device more practical.

3. The hydraulic pipeline support used in the house construction project can rotate through the second limiting plate, so that the second limiting plate can limit the position of the first limiting rod through the fourth spring, so that the first limiting rod can The relative position of the second limiting plate and the second limiting rod is limited, so that the operator can directly put the rolled pipeline body onto the outer wall of the second limiting rod, which is convenient for the operator and saves operating time.

Description of drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the present invention;

Figure 2 is a partially cutaway three-dimensional structural schematic diagram of the second limiting rod of the present invention;

Figure 3 is a partially cutaway three-dimensional structural schematic diagram of the first hydraulic cylinder and the second hydraulic cylinder of the present invention;

Figure 4 is a partially cutaway three-dimensional structural schematic diagram of the connecting plate of the present invention;

Figure 5 is a partially cutaway three-dimensional structural schematic diagram of the limiting frame and limiting frame of the present invention;

Figure 6 is a partially cutaway three-dimensional structural schematic diagram of the flow limiting cylinder of the present invention;

7 is a partially cutaway three-dimensional structural schematic diagram of the first fixed shaft and the first limiting plate of the present invention.

In the picture: 1. Fixed base plate; 2. First hydraulic cylinder; 3. Second hydraulic cylinder; 4. Connecting pipe; 5. First spring; 6. Flow limiting cylinder; 7. Flow limiting block; 8. Connecting rod; 9. Rack; 10. Gear; 11. First pipeline roller; 12. Connecting plate; 13. Limit bar; 14. Limit frame; 15. Telescopic rod; 16. Second spring; 17. Limit frame; 18. The third spring; 19. The first fixed shaft; 20. The second pipeline roller; 21. The first limiting plate; 22. The first limiting block; 23. The second limiting block; 24. Moving hole; 25 , connecting frame; 26. third pipeline roller; 27. limit ring; 28. fixed frame; 29. second limit plate; 30. first limit rod; 31. fourth spring; 32. second limit Rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

As introduced in the background art, there are deficiencies in the prior art. In order to solve the above technical problems, this application proposes a hydraulic pipeline support for housing construction projects.

In a typical implementation of the present application, as shown in Figures 1 to 7, a hydraulic pipeline support for housing construction projects includes a fixed bottom plate 1, and one end of the fixed bottom plate 1 is fixedly connected with two first hydraulic pipe supports. Cylinder 2, two second hydraulic cylinders 3 are fixedly connected to the other end of the fixed base plate 1, a connecting pipe 4 is fixedly connected between the first hydraulic cylinder 2 and the second hydraulic cylinder 3, and one end of the connecting pipe 4 is fixedly connected to the flow limiting cylinder. 6. The flow limiting block 7 is movably connected in the flow limiting cylinder 6. The connecting rod 8 fixedly connected to the top of the flow limiting block 7 penetrates to the outside of the flow limiting cylinder 6. The top of the connecting rod 8 is fixedly connected to a rack 9, and the rack 9 is fixedly connected to the top of the connecting rod 8. One end is meshed with a gear 10, the middle part of the gear 10 is fixedly connected to a first pipeline roller 11, the lower end of the first pipeline roller 11 is rotatably connected to a connecting plate 12, both ends of the rack 9 are fixedly connected to a limit bar 13, the limit bar The outside of 13 is slidingly connected to the limiting frame 14. The limiting frame 14 is fixedly connected to the connecting plate 12 through the limiting frame 17. The telescopic rod 15 and the second spring 16 fixedly connected to the bottom end of the limiting frame 17 are both fixedly connected to the rack 9. , the connecting rod 8 is slidingly connected to the limiting frame 14, the connecting rod 8 is movablely connected to the connecting plate 12, the connecting plate 12 is fixedly connected to the first hydraulic cylinder 2, and the tops of the two second hydraulic cylinders 3 are fixedly connected with fixed frames. 28. The top end of the fixed frame 28 is fixedly connected with the second limiting rod 32. The first spring 5 is fixedly connected with the middle parts of the first hydraulic cylinder 2 and the second hydraulic cylinder 3. The two second hydraulic cylinders 3 are fixedly connected with each other. There is a pipeline, and a third spring 18 is fixedly connected to the top of the flow limiting block 7. The third spring 18 is fixedly connected to the flow limiting cylinder 6. The connecting rod 8 is located in the middle of the third spring 18. The outer wall of the flow limiting block 7 is fixedly connected to a number of rubbers. The flow-limiting block 7 rubber strips are vertically distributed. When in use, two first hydraulic cylinders 2 are fixedly connected to one end of the fixed base plate 1, and two second hydraulic cylinders 3 are fixedly connected to the other end of the fixed base plate 1. A connecting pipe 4 is fixedly connected between the first hydraulic cylinder 2 and the second hydraulic cylinder 3, so that the fixed base plate 1 can simultaneously limit the positions of the first hydraulic cylinder 2 and the second hydraulic cylinder 3, so that the first hydraulic cylinder 2 and the second hydraulic cylinder 3 The hydraulic cylinders 3 are connected, and one end of the connecting pipe 4 is fixedly connected to the flow-limiting cylinder 6. The flow-limiting cylinder 6 is movablely connected with a flow-limiting block 7, and the connecting rod 8 fixedly connected to the top of the flow-limiting block 7 penetrates to the flow-limiting cylinder 6. Externally, the flow limiting block 7 in the flow limiting cylinder 6 can cut off the liquid flow in the connecting pipe 4, so that the connecting rod 8 can limit the position of the flow limiting block 7, so that the top ends of the first hydraulic cylinder 2 and the second hydraulic cylinder 3 The height is fixed, and a rack 9 is fixedly connected to the top of the connecting rod 8. One end of the rack 9 is meshed with a gear 10. The middle part of the gear 10 is fixedly connected to a first pipeline roller 11. The lower end of the first pipeline roller 11 is rotatably connected to The connecting plate 12 allows the operator to pull the pipeline body to drive the first pipeline roller 11 to rotate, which will drive the gear 10 to rotate, so that the gear 10 drives the rack 9 to move upward, so that the rack 9 drives the flow limiting block 7 upward through the connecting rod 8 Move, so that the liquid in the middle part of the connecting pipe 4 can flow, and then the operator pulls the pipeline body and when it is laid to the ground, the first pipeline roller 11 will press down the first hydraulic cylinder 2 under the gravity of the pipeline body, so that the first hydraulic cylinder 2 The internal liquid flows to the second hydraulic cylinder 3 through the connecting pipe 4, and the top ends of the two second hydraulic cylinders 3 are fixedly connected with fixed brackets 28, and the top ends of the fixed brackets 28 are fixedly connected with the second limiting rod 32, so that the second hydraulic cylinder 3 The cylinder 3 drives the second limit rod 32 to move upward, so that the pipeline roll body and the pulling end of the pipeline body form a relatively obvious height difference, which is more convenient for the operator to pull the pipeline body, and both ends of the rack 9 are fixedly connected. The limit bar 13 is slidably connected to the limit frame 14 on the outside. The limit frame 14 is fixedly connected to the connecting plate 12 through the limit frame 17, so that the connecting plate 12 limits the position of the limit frame 14 through the limit frame 17. , so that the limit frame 14 limits the moving position of the rack 9 through the limit bar 13, and the telescopic rod 15 and the second spring 16 fixedly connected to the bottom end of the limit frame 17 are both fixedly connected to the rack 9, so that the pipeline body stops After pulling, the telescopic rod 15 and the second spring 16 will drive the rack 9 back to the original position, and the connecting rod 8 is movablely connected to the connecting plate 12, so that the connecting plate 12 limits the moving position of the connecting rod 8, and the first hydraulic cylinder The first spring 5 is fixedly connected to the middle part of the first hydraulic cylinder 2 and the second hydraulic cylinder 3, so that when the first pipeline roller 11 is not affected by the gravity of the pipeline pull, the first spring 5 will help the first hydraulic cylinder 2 and the second hydraulic cylinder 3 recover. original position, causing the first pipeline roller 11 to reversely rotate, causing the gear 10 to drive the rack 9 to move downward to the original position, so that the connecting rod 8 drives the flow limiting block 7 to move downward to block the flow of liquid in the connecting pipe 4, and fix the first pipeline roller 11 to the original position. The top height of the first hydraulic cylinder 2 and the second hydraulic cylinder 3 is brought to the original position, which is also a position where the pipeline body is not easy to be pulled. This prevents unnecessary pipeline bodies from being released, increases the operator's work of rewinding the pipeline body, and can also avoid The safety hazard caused by placing the redundant pipeline body on the ground will occur. The third spring 18 is fixedly connected through the top of the flow limiting block 7. The third spring 18 is fixedly connected to the flow limiting cylinder 6. The connecting rod 8 is located in the middle of the third spring 18. The position of the flow limiting block 7 when blocking the liquid flow in the connecting pipe 4 is stabilized. A number of rubber strips are fixedly connected through the outer wall of the flow limiting block 7. The rubber strips of the flow limiting block 7 are vertically distributed, so that the flow limiting block 7 blocks the flow of the liquid. The effect is good, and the friction between the flow-limiting block 7 and the flow-limiting cylinder 6 is reduced, which facilitates the movement of the flow-limiting block 7 and ensures the normal use of the device.

As a preferred implementation in this embodiment, with reference to Figures 4 and 7, one end of the connecting plate 12 is fixedly connected to a first fixed shaft 19, and the upper end of the first fixed shaft 19 is rotatably connected to a second pipeline roller 20. The top end of the second pipeline roller 20 is rotatably connected to the first limiting plate 21. One end of the first limiting plate 21 is fixedly connected to the first limiting block 22. The top end of the first fixed shaft 19 is fixedly connected to the second limiting block. 23. The second limiting block 23 is movable and snap-connected with the first limiting block 22. One end of the connecting plate 12 is provided with two moving holes 24. A connecting frame 25 is slidably connected in the moving hole 24, and the upper end of the connecting frame 25 is rotationally connected. There is a third pipeline roller 26. The bottom end of the connecting frame 25 is fixedly connected with four limiting rings 27. Both ends of the inner wall of the moving hole 24 are fixedly connected with clamping blocks. The bottom end of the connecting frame 25 is provided with four clamping slots. Movably connected with the block of the moving hole 24, one end of the first limiting plate 21 is located at the top of the connecting frame 25. The first fixed shaft 19 is fixedly connected through one end of the connecting plate 12, and the upper end of the first fixed shaft 19 is rotatably connected. There is a second pipeline roller 20, so that the connecting plate 12 limits the position of the pipeline body through the second pipeline roller 20. The top end of the second pipeline roller 20 is connected to a first limiting plate 21, and one end of the first limiting plate 21 is fixed. The first limit block 22 is connected, and the top end of the first fixed shaft 19 is fixedly connected with the second limit block 23. The second limit block 23 is movablely engaged with the first limit block 22, so that the first fixed shaft 19 passes through The second limiting block 23 and the first limiting block 22 limit the position of the first limiting plate 21, so that the first limiting plate 21 limits the position of the pipeline body, which is also conducive to the placement of the pipeline body and is convenient for use. Through the connecting plate 12 Two moving holes 24 are provided at one end of the moving hole 24. A connecting frame 25 is slidably connected in the moving hole 24. The upper end of the connecting frame 25 is rotationally connected to a third pipeline roller 26, so that the connecting plate 12 limits the position of the connecting frame 25 through the moving holes 24. The connecting frame 25 limits the position of the third pipeline roller 26. Both ends of the inner wall of the moving hole 24 are fixedly connected with clamping blocks. Four clamping slots are provided at the bottom of the connecting frame 25 and are movable with the clamping blocks of the moving hole 24. connection, so that the position of the connecting frame 25 after moving in the moving hole 24 is limited, so that the operator can move the connecting frame 25 to adjust the position of the third pipeline roller 26 according to the size of the pipeline body, so that the third pipeline roller 26 limits the position of the pipeline body. location, thus making the device more practical.

As a preferred implementation in this embodiment, with reference to Figure 2, one end of the fixed frame 28 is rotatably connected to a second limiting plate 29, and the top end of the second limiting plate 29 is fixedly connected to a fourth spring 31. One end of the spring 31 is fixedly connected to a first limiting rod 30. One end of the first limiting rod 30 penetrates the second limiting plate 29 and is movably connected to the second limiting rod 32. The second limiting rod 32 is a hollow rod. , the first limiting rod 30 is a T-shaped rod, and is rotatably connected to the second limiting plate 29 through one end of the fixed frame 28. The top end of the second limiting plate 29 is fixedly connected to a fourth spring 31, and one end of the fourth spring 31 A first limiting rod 30 is fixedly connected. One end of the first limiting rod 30 penetrates the second limiting plate 29 and is movably connected with the second limiting rod 32 so that the second limiting plate 29 can rotate. The second limiting plate 29 can limit the position of the first limiting rod 30 through the fourth spring 31, so that the first limiting rod 30 can limit the relative position of the second limiting plate 29 and the second limiting rod 32, thereby making the operation The operator can directly put the rolled pipeline body onto the outer wall of the second limit rod 32, which is convenient for the operator. The second limit rod 32 is a hollow rod, which reduces the weight of the second limit rod 32 and the first limit rod 32. 30 is a T-shaped rod, making the first limiting rod 30 easy to use.

The working principle of the present invention: when in use, the flow of liquid in the connecting pipe 4 can be cut off by the flow limiting block 7 in the flow limiting cylinder 6, the connecting rod 8 can limit the position of the flow limiting block 7, and the operator pulls the pipeline body to drive the third When a pipeline roller 11 rotates, it will drive the gear 10 to rotate, so that the gear 10 drives the rack 9 to move upward, so that the rack 9 drives the flow limiting block 7 to move upward through the connecting rod 8, so that the liquid in the middle of the connecting pipe 4 can flow, and then When the operator pulls the pipeline body and lays it to the ground, the first pipeline roller 11 will press down the first hydraulic cylinder 2 due to the gravity of the pipeline body, so that the liquid in the first hydraulic cylinder 2 flows to the second hydraulic cylinder 3 through the connecting pipe 4. The second hydraulic cylinder 3 drives the second limit rod 32 to move upward, so that the pipeline coil body and the pulling end of the pipeline body form a relatively obvious height difference, which is more convenient for the operator to pull the pipeline body, and the pipeline body is used to stop pulling. After pulling, the telescopic rod 15 and the second spring 16 will drive the rack 9 back to the original position. When the first pipeline roller 11 is not affected by the gravity of the pipeline pulling, the first spring 5 will help the first hydraulic cylinder 2 and the second hydraulic cylinder. 3. Return to the original position, causing the first pipeline roller 11 to reversely rotate, causing the gear 10 to drive the rack 9 to move downward to the original position, so that the connecting rod 8 drives the flow limiting block 7 to move downward to block the flow of liquid in the connecting pipe 4. Fix the top height of the first hydraulic cylinder 2 and the second hydraulic cylinder 3 to the original position, which is also a position where the pipeline body is not easy to pull, to avoid unnecessary pipeline body being released, and increase the operator's work of rewinding the pipeline body, and also It can avoid safety hazards caused by placing redundant pipeline bodies on the ground;

The connecting plate 12 limits the position of the pipeline body through the second pipeline roller 20, and the first fixed shaft 19 limits the position of the first limiting plate 21 through the second limiting block 23 and the first limiting block 22, so that the first limiting plate 21 limits the position of the pipeline body, which is also conducive to the placement of the pipeline body and is convenient to use. The position of the connecting frame 25 after moving in the moving hole 24 is restricted, so that the operator can move the connecting frame 25 to adjust the third pipeline according to the size of the pipeline body. The position of the roller 26 allows the third pipeline roller 26 to limit the position of the pipeline body, thereby making the device more practical;

The second limiting plate 29 can rotate, so that the second limiting plate 29 can limit the position of the first limiting rod 30 through the fourth spring 31, so that the first limiting rod 30 can limit the second limiting plate 29 and The relative position of the second limiting rod 32 allows the operator to directly put the rolled pipeline body onto the outer wall of the second limiting rod 32, which is convenient for the operator and saves operating time.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides a hydraulic pressure formula pipeline support for engineering construction is built in room which characterized in that: including fixed baseplate (1), the one end fixedly connected with of fixed baseplate (1) two first pneumatic cylinders (2), the other end fixedly connected with of fixed baseplate (1) two second pneumatic cylinders (3), fixed intercommunication has connecting pipe (4) between first pneumatic cylinder (2) with second pneumatic cylinder (3), the one end fixedly connected with flow limiting cylinder (6) of connecting pipe (4), flow limiting block (7) have been cup jointed to the activity in flow limiting cylinder (6), connecting rod (8) of flow limiting block (7) top fixed connection runs through to flow limiting cylinder (6) outside, the top fixedly connected with rack (9) of connecting rod (8), the one end meshing of rack (9) has gear (10), the middle part fixedly connected with first pipeline gyro wheel (11) of gear (10), the lower extreme rotation of first pipeline gyro wheel (11) is connected with connecting plate (12), the both ends of rack (9) all fixedly connected with spacing (13), the outside sliding connection of spacing (13) has spacing frame (14), spacing frame (17) and second expansion bracket (17) are connected with each other fixedly, connecting rod (8) with spacing frame (14) sliding connection, connecting rod (8) with connecting plate (12) activity cup joints, connecting plate (12) with first pneumatic cylinder (2) fixed connection, two equal fixedly connected with mount (28) in top of second pneumatic cylinder (3), the top fixedly connected with second gag lever post (32) of mount (28).

2. The hydraulic pipeline bracket for construction of building engineering according to claim 1, wherein: one end fixedly connected with first fixed axle (19) of connecting plate (12), the upper end of first fixed axle (19) rotates and is connected with second pipeline gyro wheel (20), the top of second pipeline gyro wheel (20) rotates and is connected with first limiting plate (21), the one end fixedly connected with first stopper (22) of first limiting plate (21), the top fixedly connected with second stopper (23) of first fixed axle (19), second stopper (23) with first stopper (22) swing joint, two remove hole (24) have been seted up to the one end of connecting plate (12), sliding connection has link (25) in remove hole (24), the upper end rotation of link (25) is connected with third pipeline gyro wheel (26).

3. The hydraulic pipeline bracket for construction of building engineering according to claim 2, wherein: four limiting rings (27) are fixedly connected to the bottom end of the connecting frame (25).

4. The hydraulic pipeline bracket for construction of building engineering according to claim 2, wherein: the two ends of the inner wall of the moving hole (24) are fixedly connected with clamping blocks, and the bottom end of the connecting frame (25) is provided with four clamping grooves which are movably clamped with the clamping blocks of the moving hole (24).

5. The hydraulic pipeline bracket for construction of building engineering according to claim 2, wherein: one end of the first limiting plate (21) is located at the top end of the connecting frame (25).

6. The hydraulic pipeline bracket for construction of building engineering according to claim 1, wherein: one end of mount (28) is rotated and is connected with second limiting plate (29), the top fixedly connected with fourth spring (31) of second limiting plate (29), the one end fixedly connected with first gag lever post (30) of fourth spring (31), the one end of first gag lever post (30) run through behind second limiting plate (29) with second gag lever post (32) activity cup joints.

7. The hydraulic pipeline bracket for construction of building engineering according to claim 6, wherein: the second limiting rod (32) is a hollow rod, and the first limiting rod (30) is a T-shaped rod.

8. The hydraulic pipeline bracket for construction of building engineering according to claim 1, wherein: the middle parts of the first hydraulic cylinder (2) and the second hydraulic cylinder (3) are fixedly connected with a first spring (5), and a pipeline is fixedly communicated between the two second hydraulic cylinders (3).

9. The hydraulic pipeline bracket for construction of building engineering according to claim 1, wherein: the top of the current limiting block (7) is fixedly connected with a third spring (18), the third spring (18) is fixedly connected with the current limiting barrel (6), and the connecting rod (8) is positioned in the middle of the third spring (18).

10. The hydraulic pipeline bracket for construction of building engineering according to claim 1, wherein: the outer wall fixedly connected with a plurality of rubber strips of current-limiting block (7), current-limiting block (7) rubber strip is vertical distribution.