CN220539626U

CN220539626U - Pipe jacking slurry replacement high-pressure grouting device

Info

Publication number: CN220539626U
Application number: CN202321951582.2U
Authority: CN
Inventors: 张昌福; 金灏; 李超; 陈通; 苏璐璐
Original assignee: Hubei Shenlong Municipal Construction Engineering Co ltd
Current assignee: Hubei Shenlong Municipal Construction Engineering Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-27
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a pipe jacking slurry replacement high-pressure grouting device which comprises a trolley, a high-pressure grouting pump body and a grouting pipe, wherein rollers are arranged in the bottom end of the trolley, a lifting structure is arranged on one side of the top end of the trolley, a pressure gauge is arranged on the top end of one side of the high-pressure grouting pump body, and a protection structure is arranged on the outer side of the pressure gauge. According to the lifting device, the screw rod in the supporting frame is driven to rotate by the forward or reverse rotation hand wheel, the sleeve block is meshed with the screw rod in a threaded manner, the connecting plate is driven to slide up and down along the inner wall of the sliding groove to guide, and then the connecting plate which moves up and down along the inner wall of the fixing seat to drive the handle to lift, so that the effect of adjusting the height of the handle is achieved, the lifting adjusting function of the device is realized, the convenience of the device is improved, the height position of the handle is conveniently and flexibly adjusted, and the use and pushing effects of workers with different heights are guaranteed.

Description

Pipe jacking slurry replacement high-pressure grouting device

Technical Field

The utility model relates to the technical field of pipe jacking slurry replacement, in particular to a pipe jacking slurry replacement high-pressure grouting device.

Background

The pipe jacking technology is a trenchless tunneling pipeline laying construction technology for municipal construction, in the pipe jacking process, if the bentonite content in the used lubricating slurry is enough, the electric bonds among particles enable a dispersion system to form a mechanical structure, once the electric bonds among the particles are touched, the electric bonds among the particles are destroyed, the bentonite aqueous solution becomes a fluid state, if external factors stop acting, the aqueous solution becomes a solid state, so thixotropic slurry must be replaced in time after pipe jacking is finished, sedimentation caused by the fact that the later pipe jacking passes through the existing structure is reduced, and in order to ensure the efficiency of slurry replacement, a high-pressure grouting device is very necessary;

the prior art scheme has the following defects: the existing device has the defect that the handle is inconvenient to lift when in use, the handle on the traditional pipe jacking slurry replacement high-pressure grouting device is generally fixed, and the proper height can not be flexibly adjusted according to the heights of workers, so that the situation that the handle is too high or too low when the workers with different heights are used is caused, the moving efficiency of the workers pushing device is seriously affected, and the convenience of the device is reduced.

Disclosure of Invention

The utility model aims to provide a pipe jacking slurry replacement high-pressure grouting device so as to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a push pipe mud displacement high pressure grouting device, includes the shallow, high pressure grouting pump body and slip casting pipe, the internally mounted of shallow bottom has the gyro wheel, the equal threaded connection in inside of shallow both sides has supporting screw, and supporting screw's bottom mounting has the supporting legs, one side on shallow top is provided with elevation structure, and elevation structure's top is provided with the handle, the high pressure grouting pump body is installed on the top of shallow, and the top of high pressure grouting pump body one side is connected with the slip casting pipe, one side of high pressure grouting pump body bottom is connected with the slip casting pipe, and one side of slip casting pipe is connected with the slip casting pipe, the manometer is installed on the top of high pressure grouting pump body one side, and the outside of manometer is provided with protective structure, elevation structure includes hand wheel, support frame, lead screw, cover piece, spout, connecting plate and fixing base is fixed on one side on the shallow top, the spout has been seted up to the inside of fixing base one side, and the plug bush piece, one side of cover piece is connected with the connecting plate, the internally mounted of cover piece has the screw thread connection, and the lead screw is connected with the lead screw on the outside of lead screw.

By means of the jacking pipe slurry replacement high-pressure grouting device, the screw rod in the supporting frame is driven to rotate through the forward or reverse rotation hand wheel, the sleeve block drives the connecting plate to slide up and down along the inner wall of the sliding groove through threaded engagement to guide, stability of the connecting plate is guaranteed conveniently, the connecting plate which slides up and down is moved up and down along the inner wall of the fixing seat to drive the handle to lift, the effect of flexibly adjusting the height of the handle is achieved, and the staff pushing devices with different heights are convenient to move.

Preferably, the screw rod and the trolley are of an integrated structure, so that the screw rod and the trolley are integrally formed, the screw rod and the trolley are conveniently prevented from separating and falling off, and two ends of the screw rod are connected with the hand wheel and the supporting frame through bearings. The two ends of the screw rod are respectively connected with the bearings, so that the screw rod can be smoothly rotated by the hand wheel.

Preferably, the connecting plate is in a welding integrated structure with the handle, so that the connecting plate is connected with the handle, the connecting plate is convenient to drive the handle to move up and down for lifting adjustment, the connecting plate forms a sliding structure with the sliding chute through the sleeve block, the sleeve block drives the connecting plate to slide along the inner wall of the sliding chute for guiding through threaded engagement, and the stability of the connecting plate is convenient to guarantee.

Preferably, the protection structure comprises a fixing plate, a positioning column, a protecting shell, a connecting ring plate, an iron block and a magnet block, wherein the fixing plate is fixed on one side of the pressure gauge, the magnet block is embedded in the fixing plate, the positioning column is inserted in the fixing plate, the connecting ring plate is fixed on one side of the positioning column, the protecting shell is connected to the connecting ring plate, and the iron block is embedded in the connecting ring plate. Through removing the protecting crust cover and stopping on the manometer and laminating fixed plate, the connecting ring board drives the reference column and inserts the fixed plate in with the protecting crust location simultaneously, and the iron plate is close gradually and is inhaled tightly with the magnetite piece and fix the protecting crust along with the removal of connecting ring board immediately, covers the protection through the protecting crust of fixing the manometer when idle, prevents that the manometer atress from damaging, influences device pressure monitoring's effect, leads to the device to appear the condition that the pressure is too high or low, is unfavorable for the normal operating of device.

Preferably, the number of the iron blocks is equal to that of the magnet blocks, so that the iron blocks are aligned with the magnet blocks one by one, the stability of the protective shell is guaranteed conveniently, and the diameter of the positioning column is smaller than the inner diameter of the fixing plate. The positioning column is inserted into the fixing plate, so that the protecting shell is conveniently positioned on the surface of the pressure gauge.

Preferably, the iron block in the connecting ring plate is contacted with the magnet block in the fixing plate, so that the iron block is aligned and contacted with the magnet block to be sucked tightly, and the positioning column connected with the connecting ring plate is conveniently fixed on the surface of the pressure gauge.

Preferably, the connection ring plate and the protective shell are of an integrated structure, so that the connection ring plate and the protective shell are integrally formed, the protective shell is convenient to drive the connection ring plate to move, the inner diameter of the protective shell is larger than the diameter of the pressure gauge, the protective shell can cover the pressure gauge, and the pressure gauge is convenient to be protected in a reinforcing mode.

Compared with the prior art, the utility model has the beneficial effects that: the pipe jacking slurry replacement high-pressure grouting device is reasonable in structure and has the following advantages:

(1) The screw rod in the support frame is driven to rotate by forward or reverse rotation of the hand wheel, the sleeve block is meshed with the screw rod in the rotating way to drive the connecting plate to slide up and down along the inner wall of the chute to guide, and then the connecting plate which moves up and down along the inner wall of the fixing seat to drive the handle to lift, so that the effect of adjusting the height of the handle is achieved, the lifting adjusting function of the device is realized, the convenience of the device is improved, the height position of the handle is convenient to adjust flexibly, and the use and pushing effects of workers with different heights are ensured;

(2) Through removing the protecting crust cover on the manometer, the spliced eye board drives the reference column and inserts the fixed plate in with the protecting crust location simultaneously, the iron plate is close to and is inhaled tightly with the magnetite piece along with the removal of spliced eye board and fix the protecting crust immediately, cover the protection through the protecting crust of fixing the manometer when idle, prevent the manometer atress damage, realized the enhancement safeguard function of this device from this, improved the functional of this device, the security of improvement manometer, the life of extension manometer, guarantee the effect of device pressure monitoring.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic side view partially in cross-section of the present utility model;

FIG. 3 is a schematic diagram of a front cross-sectional structure of a lifting structure according to the present utility model;

fig. 4 is a schematic cross-sectional front view of the protective structure of the present utility model.

Reference numerals in the drawings illustrate: 1. a cart; 2. a roller; 3. a support screw; 4. supporting feet; 5. a lifting structure; 501. a hand wheel; 502. a support frame; 503. a screw rod; 504. sleeving blocks; 505. a chute; 506. a connecting plate; 507. a fixing seat; 6. a handle; 7. a high-pressure grouting pump body; 8. a protective structure; 801. a fixing plate; 802. positioning columns; 803. a protective shell; 804. connecting the annular plates; 805. iron blocks; 806. a magnet block; 9. grouting pipe; 10. a slurry inlet pipe; 11. a slurry conveying pipe; 12. a pressure gauge.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-4, the high-pressure grouting device for pipe jacking slurry replacement provided by the utility model comprises a trolley 1, a high-pressure grouting pump body 7 and a grouting pipe 9, wherein a roller 2 is arranged in the bottom end of the trolley 1, supporting screws 3 are connected to the inner parts of two sides of the trolley 1 in a threaded manner, supporting legs 4 are fixed at the bottom ends of the supporting screws 3, a lifting structure 5 is arranged on one side of the top end of the trolley 1, a handle 6 is arranged at the top end of the lifting structure 5, the high-pressure grouting pump body 7 is arranged at the top end of the trolley 1, the grouting pipe 9 is connected to the top end of one side of the high-pressure grouting pump body 7, one side of the bottom end of the high-pressure grouting pump body 7 is connected with the grouting pipe 10, one side of the grouting pipe 10 is connected with the grouting pipe 11, a pressure gauge 12 is arranged at the top end of one side of the high-pressure grouting pump body 7, a protecting structure 8 is arranged at the outer side of the pressure gauge 12, the lifting structure 5 comprises a hand wheel 501, a supporting frame 502, a screw 503, a sleeve block 504, a chute 505, a connecting plate 506 and a trolley fixing seat 507, one side of the fixing seat 507 is fixed to one side of the hand wheel 1, a chute 505 is arranged in the fixing seat 505, a sliding groove 505 is arranged in one side of the fixing seat 505, the sliding block 505 is arranged in the sliding sleeve 505, and is connected with the hand wheel 502 through the supporting frame 502, and the inner sleeve 506 is connected with the inner sleeve 503, and the connecting plate 503 through the supporting frame 502, and the threaded sleeve 503, and the connecting plate 506 is connected with the hand wheel 503, and the handle 502 is integrally connected with the supporting frame 502 through the supporting frame 502.

The working principle of the pipe jacking slurry replacement high-pressure grouting device based on the first embodiment is as follows: the assembly process and the working principle of the device are the same as those of the existing device, the trolley 1 is pushed by the handle 6 to quickly move to the position where grouting is needed by the jacking pipe through the roller 2, then the four groups of supporting screws 3 are sequentially rotated to push the four groups of supporting legs 4 to move downwards to contact the inner wall of the jacking pipe through threaded engagement for supporting and fixing, so that the stability of the device is guaranteed, then the grouting pipe 11 on the cement mortar tank is moved to be assembled in a butt joint manner with the grouting pipe 10, meanwhile, the grouting pipe 9 is connected with a grouting hole at the initial position of a pipeline through a variable diameter single flow valve, after the assembly is finished, the grouting valve is opened, the high-pressure grouting pump body 7 is started to inject cement slurry through the grouting hole connected with the grouting pipe 9, so that the injected cement slurry extrudes lubricating slurry until the grouting hole above the later pipeline is found to be stopped, and then the operation steps are repeated to sequentially perform slurry replacement on the subsequent multiple groups of pipelines. When the height of the handle 6 needs to be adjusted, the hand wheel 501 is rotated in the forward direction or the reverse direction to drive the screw rod 503 in the support frame 502 to rotate, the sleeve block 504 is meshed with the screw rod 503 rotated in the forward direction or the reverse direction in a threaded manner to slide up and down along the inner wall of the chute 505, and then the connecting plate 506 moves up and down along the inner wall of the fixing seat 507 along with the movement of the sleeve block 504 to drive the handle 6 to lift, so that the effect of flexibly adjusting the height of the handle 6 is achieved, and the staff pushing devices with different heights are convenient to move.

Example two

The embodiment comprises the following steps: the protection structure 8 comprises a fixing plate 801, a positioning column 802, a protection shell 803, a connecting ring plate 804, iron blocks 805 and magnet blocks 806, wherein the fixing plate 801 is fixed on one side of the pressure gauge 12, the magnet blocks 806 are embedded in the fixing plate 801, the positioning column 802 is inserted in the fixing plate 801, the connecting ring plate 804 is fixed on one side of the positioning column 802, the protection shell 803 is connected with the connecting ring plate 804 in an internal mode, the iron blocks 805 are embedded in the connecting ring plate 804, the iron blocks 805 are equal to the magnet blocks 806 in number, the diameter of the positioning column 802 is smaller than the inner diameter of the fixing plate 801, the iron blocks 805 in the connecting ring plate 804 are in contact with the magnet blocks 806 in the fixing plate 801, the connecting ring plate 804 and the protection shell 803 are of an integrated structure, and the inner diameter of the protection shell 803 is larger than the diameter of the pressure gauge 12.

In this embodiment, when the pressure gauge 12 is idle, the protecting shell 803 is sleeved on the pressure gauge 12 and attached to the fixing plate 801 to stop, meanwhile, the connecting ring plate 804 drives the positioning column 802 to be aligned and inserted into the fixing plate 801 along with the movement of the protecting shell 803, so that the protecting shell 803 is conveniently positioned, the iron block 805 is gradually close to and contacts with the magnet block 806 to suck tightly along with the movement of the connecting ring plate 804, thereby achieving the effect of fixing the protecting shell 803 on the surface of the pressure gauge 12, and the protecting shell 803 covers the pressure gauge 12 during idle to prevent the pressure gauge 12 from being stressed and damaged, thereby affecting the pressure monitoring effect of the device, resulting in the situation that the pressure of the device is too high or too low, and being unfavorable for the normal operation of the device.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a push pipe mud replacement high pressure slip casting device, includes shallow (1), high pressure slip casting pump body (7) and slip casting pipe (9), its characterized in that: the inside of shallow (1) bottom is installed gyro wheel (2), the equal threaded connection in inside of shallow (1) both sides has supporting screw (3), and the bottom mounting of supporting screw (3) has supporting legs (4), one side on shallow (1) top is provided with elevation structure (5), and the top of elevation structure (5) is provided with handle (6), high-pressure grouting pump body (7) are installed on the top of shallow (1), and the top of high-pressure grouting pump body (7) one side is connected with grouting pipe (9), one side of high-pressure grouting pump body (7) bottom is connected with feed pipe (10), and one side of feed pipe (10) is connected with feed pipe (11), manometer (12) are installed on the top of high-pressure grouting pump body (7) one side, and the outside of manometer (12) is provided with protective structure (8), elevation structure (5) include hand wheel (501), support frame (502), lead screw (503), cover piece (504), spout (506) and connecting plate (507), spout (507) are seted up at one side of shallow (505) one side of fixing base (505), one side of cover piece (504) is connected with connecting plate (506), the inside threaded connection of cover piece (504) has lead screw (503), and support frame (502) are installed in the outside of lead screw (503), the top of lead screw (503) is connected with hand wheel (501).

2. The jacking pipe slurry displacement high-pressure grouting device according to claim 1, wherein: the screw rod (503) and the trolley (1) are of an integrated structure, and two ends of the screw rod (503) are connected with the hand wheel (501) and the supporting frame (502) through bearings.

3. The jacking pipe slurry displacement high-pressure grouting device according to claim 1, wherein: the connecting plate (506) and the handle (6) are of a welding integrated structure, and the connecting plate (506) and the sliding groove (505) form a sliding structure through the sleeve block (504).

4. The jacking pipe slurry displacement high-pressure grouting device according to claim 1, wherein: the protection structure (8) comprises a fixing plate (801), a positioning column (802), a protective shell (803), a connecting ring plate (804), an iron block (805) and a magnet block (806), wherein the fixing plate (801) is fixed on one side of a pressure gauge (12), the magnet block (806) is embedded in the fixing plate (801), the positioning column (802) is inserted in the fixing plate (801), the connecting ring plate (804) is fixed on one side of the positioning column (802), the protective shell (803) is connected to the connecting ring plate (804), and the iron block (805) is embedded in the connecting ring plate (804).

5. The jacking pipe slurry displacement high-pressure grouting device according to claim 4, wherein: the number of the iron blocks (805) is equal to that of the magnet blocks (806), and the diameter of the positioning column (802) is smaller than the inner diameter of the fixing plate (801).

6. The jacking pipe slurry displacement high-pressure grouting device according to claim 4, wherein: an iron block (805) in the connecting ring plate (804) is in contact with a magnet block (806) in the fixing plate (801).

7. The jacking pipe slurry displacement high-pressure grouting device according to claim 4, wherein: the connecting ring plate (804) and the protecting shell (803) are of an integrated structure, and the inner diameter of the protecting shell (803) is larger than the diameter of the pressure gauge (12).