Jacking device for large-diameter jacking pipe

Abstract

The utility model discloses a large-diameter pipe jacking device in the technical field of pipe jacking machines, which comprises a bottom plate, supporting hydraulic cylinders are fixedly connected to four corners of the bottom of the bottom plate, a side plate is inserted into the left side of the bottom plate, a mounting groove is formed in the top of the bottom plate, and a mounting plate is inserted into the mounting groove. A fixing mechanism is arranged on the left side of the front portion of the bottom plate, a mounting hydraulic cylinder is fixedly connected to the top of the mounting plate, the left side of the mounting hydraulic cylinder is inserted into the side plate, a box body is arranged on the right side of the mounting hydraulic cylinder, a control mechanism is fixedly connected to the right side of the box body, and a clamping mechanism is arranged on the top of the control mechanism; a discharging mechanism is arranged in front of the box body, a side plate groove is formed in the right side of the side plate, and the left side of the mounting hydraulic cylinder is inserted into the side plate groove. The problems that the device is large in size, inconvenient to disassemble and transport after being used, and poor in applicability are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe jacking machines, in particular to a large-diameter pipe jacking device. Background Art

[0002] The main equipment used in pipe jacking construction is the pipe jacking machine, which is mainly composed of a rotary excavation system, a soil conveying system, a grouting system, a measuring device, a ground hoisting device and an electrical system. The rotary excavation system consists of a front steel shell, a rear steel shell, a cutting mechanism, a cutting disc, a cutter reducer, a mud delivery mechanism, a hydraulic power unit, a deviation correction hydraulic cylinder, a waterproof ring, a cutting head, a cutter rotating shaft, an electrical system, an automatic control system and ancillary devices. The steel shell withstands external soil and water pressure to protect the safety of internal equipment and operators. The electrical system is a control unit and connected electrical cables. When the pipe jacking machine is working, it excavates deep into the ground through the rotating excavator head, and transports the soil produced by the rotary excavator head through a conveyor to a small cart installed inside. The small cart moves along the concrete pipe to the outer port to transport and discharge the soil.

[0003] For example, a propulsion device of a pipe jacking machine with a publication number of CN220118791U includes a base, two columns are symmetrically installed on the base along the width direction of the base, and a pushing device that can be pushed along the length direction of the base is arranged on the upper side of the two columns; a top plate is arranged above the base through the propulsion device, and a mud discharge hole is opened through the center of the top plate, and the port direction of the mud discharge hole is consistent with the length direction of the base; a collecting box is fixed on the side of the top plate close to the column, and the bottom of the collecting box is suspended above the base; the through hole on the collecting box and the mud discharge hole are correspondingly connected; a mud discharge device that can discharge the mud accumulated inside the collecting box to the outside of the base is arranged on one side of the bottom of the collecting box along the width direction of the base; a limiting device for fixing the concrete pipe is also arranged on the side of the top plate away from the collecting box. The propulsion device can discharge mud while working without stopping the machine, which saves construction time and improves construction efficiency.

[0004] However, the above device is relatively large in size, and is inconvenient to disassemble and transport after use, and has poor applicability. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the purpose of the utility model is to provide a large-diameter jacking pipe jacking device, which can solve the problems that the above-mentioned device is too large in size, inconvenient to disassemble and transport after use, and has poor applicability.

[0007] In order to solve the above technical problems, the utility model provides a large-diameter jacking device, which adopts the following technical solution: comprising a bottom plate, the bottom four corners of the bottom plate are fixedly connected with supporting hydraulic cylinders, the left side of the bottom plate is inserted with a side plate, the top of the bottom plate is provided with a mounting groove, the mounting groove is inserted with a mounting plate, the front left side of the bottom plate is provided with a fixing mechanism, the top of the mounting plate is fixedly connected with a mounting hydraulic cylinder, the left side of the mounting hydraulic cylinder is inserted on the side plate, the right side of the mounting hydraulic cylinder is provided with a box body, the right side of the box body is fixedly connected with a control mechanism, the top of the control mechanism is provided with a clamping mechanism, and the front of the box body is provided with a discharge mechanism;

[0008] The left side of the fixing plate is provided with a fixing screw rod, the fixing screw rod is inserted in the fixing screw rod groove, the right side of the fixing screw rod is rotatably connected to the fixing handle, the fixing screw rod is screwed on the fixing screw rod, the fixing slide plate is slidably connected to the fixing slide plate, the right top of the fixing slide plate is fixedly connected to the side plate limiting plate, the movable plate is provided with a moving hole that is compatible with the side plate limiting plate, the right bottom of the fixing slide plate is fixedly connected to the mounting limiting plate, and the bottom of the mounting plate is provided with a mounting hole that is compatible with the mounting limiting plate.

[0009] Optionally, a telescopic rod is connected to the right power output end of the installation hydraulic cylinder, and the left side of the box is fixedly connected to the telescopic rod.

[0010] By adopting the above technical solution, the top pipe is driven to move.

[0011] Optionally, the control mechanism includes a control panel, the left and right sides of the front of the control panel are provided with discharge holes, two groups of discharge plates are provided in the two groups of discharge holes, a box groove is provided on the right side of the box body, and the two groups of discharge holes are connected to the box groove.

[0012] By adopting the above technical solution, the soil is transported into the box.

[0013] Optionally, a control groove is provided in the control panel, and a clamping mechanism is provided in the control groove.

[0014] By adopting the above technical solution, a clamping mechanism is provided.

[0015] Optionally, the clamping mechanism includes a clamping screw, which is inserted into a control groove, the bottom of the clamping screw is rotatably connected in the control groove, the top of the clamping screw passes through a control plate, the top of the clamping screw is fixedly connected to a clamping handle, the clamping screw is a forward and reverse screw, and two groups of clamping slides are threaded on the clamping screw, both groups of clamping slides are slidably connected in the control groove, and clamping plates are symmetrically arranged on the right sides of the two groups of clamping slides.

[0016] By adopting the above technical solution, the jacking pipe is clamped and fixed.

[0017] Optionally, the discharge mechanism includes a discharge box, a discharge groove is provided on the right side of the top of the discharge box, the right side of the discharge box is connected to the box, the left side of the discharge box is fixedly connected to a discharge motor, the right power output end of the discharge motor is connected to an auger, the right side of the auger is rotatably connected to the discharge box, and a discharge pipe is provided on the left side of the bottom of the discharge box.

[0018] By adopting the above technical solution, the soil in the box can be discharged.

[0019] In summary, the utility model includes at least one of the following beneficial effects: by setting a fixing mechanism to limit and fix the side plate and the mounting plate, when the jacking device is used, it is easy to disassemble the entire device, which is convenient for subsequent transportation and has better applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the side panel structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the cross-sectional structure of the bottom plate of the utility model;

[0024] Figure 4 It is a cross-sectional structural diagram of the control mechanism of the utility model;

[0025] Figure 5 This is a front structural diagram of the control mechanism of the utility model;

[0026] Figure 6 It is a schematic diagram of the cross-sectional structure of the discharge mechanism of the utility model.

[0027] Description of reference numerals: 1. bottom plate; 101. mounting groove; 102. moving groove; 103. screw rod groove; 104. fixing groove; 2. supporting hydraulic cylinder; 3. side plate; 301. side plate groove; 302. moving plate; 303. moving hole; 4. fixing mechanism; 401. fixing screw rod; 402. fixing handle; 403. fixing slide plate; 404. side plate limit plate; 405. installing limit plate; 5. installing plate; 501. installing hole; 6. installing hydraulic cylinder; 601, telescopic rod; 7, box body; 701, box body slot; 8, control mechanism; 801, control board; 802, control slot; 803, discharge hole; 804, discharge plate; 9, clamping mechanism; 901, clamping screw; 902, clamping handle; 903, clamping slide; 904, clamping plate; 10, discharge mechanism; 1001, discharge box body; 1002, discharge slot; 1003, discharge motor; 1004, auger; 1005, discharge pipe. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-6 The utility model is described in further detail.

[0029] Embodiment 1, refer to Figure 1 In order to solve the problem that the above-mentioned device is too large in size, inconvenient to disassemble and transport it after use, and has poor applicability, in this embodiment, the utility model discloses a large-diameter jacking device, including a bottom plate 1, four bottom corners of the bottom plate 1 are fixedly connected with supporting hydraulic cylinders 2, a side plate 3 is inserted on the left side of the bottom plate 1, a mounting groove 101 is opened on the top of the bottom plate 1, a mounting plate 5 is inserted in the mounting groove 101, a fixing mechanism 4 is provided on the left front side of the bottom plate 1, a mounting hydraulic cylinder 6 is fixedly connected to the top of the mounting plate 5, the left side of the mounting hydraulic cylinder 6 is inserted on the side plate 3, a box body 7 is provided on the right side of the mounting hydraulic cylinder 6, a control mechanism 8 is fixedly connected to the right side of the box body 7, a clamping mechanism 9 is provided on the top of the control mechanism 8, and a discharge mechanism 10 is provided in front of the box body 7;

[0030] A side plate groove 301 is provided on the right side of the side plate 3, and the left side of the hydraulic cylinder 6 is inserted in the side plate groove 301. A movable plate 302 is fixedly connected to the right side of the bottom of the side plate 3. A movable groove 102 adapted to the movable plate 302 is provided on the top of the bottom plate 1. The movable plate 302 is inserted in the movable groove 102. The fixing mechanism 4 includes a fixed screw rod 401. A screw rod groove 103 is provided on the left side of the bottom plate 1. The fixed screw rod 401 is inserted in the screw rod groove 103. The right side of the fixed screw rod 401 is rotatably connected to the screw rod groove 103. The left side of the fixed screw rod 401 is fixedly connected There is a fixed handle 402, a fixed slide plate 403 is screwed on the fixed screw rod 401, a fixed groove 104 matched with the fixed slide plate 403 is opened in the bottom plate 1, the fixed slide plate 403 is slidably connected in the fixed groove 104, a side plate limit plate 404 is fixedly connected to the top right side of the fixed slide plate 403, a movable hole 303 matched with the side plate limit plate 404 is opened on the movable plate 302, a mounting limit plate 405 is fixedly connected to the bottom right side of the fixed slide plate 403, and a mounting hole 501 matched with the mounting limit plate 405 is opened at the bottom of the mounting plate 5.

[0031] Based on the above features, the working principle of this embodiment is: during assembly, the left side of the installation hydraulic cylinder 5 is inserted into the side plate groove 301, the movable plate 302 is inserted into the movable groove 102, the installation plate 5 is inserted into the installation groove 101, and the fixed handle 402 is rotated to drive the fixed screw rod 401 to rotate, and the fixed screw rod 401 drives the fixed slide plate 403 to rotate. Under the limitation of the fixed groove 104, the fixed slide plate 403 moves to the right, and the fixed slide plate 403 drives the side plate limiting plate 404 and the installation limiting plate 405 to move to the right. The side plate limiting plate 404 moves into the moving hole 303, and the movable plate 302 is limited and fixed. The side plate 3 is fixed on the bottom plate 1, and the installation limiting plate 405 is moved into the installation hole 501 to limit and fix the installation plate 5. After use, Rotate the fixed handle 402 in the opposite direction, driving the fixed screw rod 401 to rotate in the opposite direction, and the fixed screw rod 401 drives the fixed slide plate 403 to rotate in the opposite direction. Under the limitation of the fixed groove 104, the fixed slide plate 403 moves to the left, and the fixed slide plate 403 drives the side panel limiting plate 404 and the installation limiting plate 405 to move to the left, canceling the limiting fixation of the movable plate 302 and the installation plate 5, moving the side panel 3 out of the movable groove 102, and moving the installation plate 5 out of the installation groove 101, completing the disassembly to facilitate subsequent transportation.

[0032] Example 2, refer to Figure 2-6In order to solve the problem that the above-mentioned device is too large in size and is inconvenient to disassemble and transport after use, and has poor applicability, in this embodiment, based on the same concept as the above-mentioned embodiment 1, the large-diameter jacking pipe jacking device also includes a right power output end of the hydraulic cylinder 6 connected to a telescopic rod 601, the left side of the box 7 is fixedly connected to the telescopic rod 601, the control mechanism 8 includes a control panel 801, the left and right sides of the front of the control panel 801 are provided with discharge holes 803, and two groups of discharge plates 804 are provided in the two groups of discharge holes 803. A box groove 701 is provided on the right side of the box 7, and the two groups of discharge holes 803 are connected to the box groove 701. A control groove 802 is provided in the control panel 801, and a clamping mechanism 9 is provided in the control groove 802. The clamping mechanism 9 includes a clamping screw rod 901, and the clamping screw rod 901 is inserted in the control groove 802. The bottom of the clamping screw rod 901 is rotated and connected It is connected in the control groove 802, the top of the clamping screw rod 901 passes through the control plate 801, the top of the clamping screw rod 901 is fixedly connected with a clamping handle 902, the clamping screw rod 901 is a forward and reverse screw rod, and two groups of clamping slide plates 903 are screwed on the clamping screw rod 901, and the two groups of clamping slide plates 903 are both slidably connected in the control groove 802, and the right sides of the two groups of clamping slide plates 903 are symmetrically provided with clamping plates 904, and the discharge mechanism 10 includes a discharge box body 1001, and a discharge groove 1002 is opened on the right side of the top of the discharge box body 1001, and the right side of the discharge box body 1001 is connected with the box body 7, and a discharge motor 1003 is fixedly connected to the left side of the discharge box body 1001, and the right power output end of the discharge motor 1003 is connected with an auger 1004, and the right side of the auger 1004 is rotatably connected in the discharge box body 1001, and a discharge pipe 1005 is opened on the left side of the bottom of the discharge box body 1001.

[0033] Based on the above features, the working principle of this embodiment is: when in use, place the jacking pipe between the two groups of clamping plates 904, rotate the clamping handle 902, drive the clamping screw 901 to rotate, and the clamping screw 901 drives the two groups of clamping slides 903 to rotate respectively. Under the limit of the control groove 802, the two groups of clamping slides 903 move closer to each other, and the two groups of clamping slides 903 drive the two groups of clamping plates 904 to move closer to each other to clamp and fix the jacking pipe, start the installation hydraulic cylinder 6, drive the telescopic rod 601 to extend, and the telescopic rod 601 drives the box 7 to Move right, the box 7 drives the control mechanism 8 to move right, the control mechanism 8 drives the clamping mechanism 9 to move right, the clamping mechanism 9 drives the jacking pipe to move right, the jacking pipe is inserted into the soil, the passed soil enters the box 7 through the discharge hole 803, the soil in the box 7 enters the discharge box 1001 through the discharge groove 1002, the discharge motor 1003 is started to drive the auger 1004 to rotate, the auger 1004 transports the soil on the right side of the discharge box 1001 to the left side of the discharge box 1001, and then discharges the soil through the discharge pipe 1005.

[0034] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A large-diameter pipe jacking device, comprising a bottom plate (1), characterized in that: The four bottom corners of the bottom plate (1) are all fixedly connected to supporting hydraulic cylinders (2); a side plate (3) is inserted on the left side of the bottom plate (1); a mounting groove (101) is provided on the top of the bottom plate (1); a mounting plate (5) is inserted in the mounting groove (101); a fixing mechanism (4) is provided on the left side of the front of the bottom plate (1); a mounting hydraulic cylinder (6) is fixedly connected to the top of the mounting plate (5); the left side of the mounting hydraulic cylinder (6) is inserted on the side plate (3); a box body (7) is provided on the right side of the mounting hydraulic cylinder (6); a control mechanism (8) is fixedly connected to the right side of the box body (7); a clamping mechanism (9) is provided on the top of the control mechanism (8); and a discharge mechanism (10) is provided in front of the box body (7); The side plate (3) is provided with a side plate groove (301) on the right side, the left side of the mounting hydraulic cylinder (6) is inserted into the side plate groove (301), the bottom right side of the side plate (3) is fixedly connected with a movable plate (302), the top of the bottom plate (1) is provided with a movable groove (102) adapted to the movable plate (302), the movable plate (302) is inserted into the movable groove (102), the fixing mechanism (4) comprises a fixed screw rod (401), the left side of the bottom plate (1) is provided with a screw rod groove (103), the fixed screw rod (401) is inserted into the screw rod groove (103), the right side of the fixed screw rod (401) is rotatably connected to the screw rod groove (103), and the left side of the fixed screw rod (401) is rotatably connected to the screw rod groove (103). A fixed handle (402) is fixedly connected to the side of the movable plate (302); a fixed slide plate (403) is screwed onto the fixed screw rod (401); a fixed groove (104) matching the fixed slide plate (403) is provided in the bottom plate (1); the fixed slide plate (403) is slidably connected in the fixed groove (104); a side plate limit plate (404) is fixedly connected to the top right side of the fixed slide plate (403); a movable hole (303) matching the side plate limit plate (404) is provided on the movable plate (302); a mounting limit plate (405) is fixedly connected to the bottom right side of the fixed slide plate (403); and a mounting hole (501) matching the mounting limit plate (405) is provided at the bottom of the mounting plate (5).

2. A large diameter pipe jacking device according to claim 1, characterized in that: The right power output end of the mounting hydraulic cylinder (6) is connected to a telescopic rod (601), and the left side of the box body (7) is fixedly connected to the telescopic rod (601).

3. A large diameter pipe jacking device according to claim 1, characterized in that: The control mechanism (8) comprises a control panel (801), the control panel (801) is provided with discharge holes (803) on both left and right sides in front, two groups of discharge holes (803) are provided in each of the two groups of discharge holes (803), a box body groove (701) is provided on the right side of the box body (7), and the two groups of discharge holes (803) are communicated with the box body groove (701).

4. A large diameter pipe jacking device according to claim 3, characterized in that: A control groove (802) is provided in the control plate (801), and a clamping mechanism (9) is provided in the control groove (802).

5. A large diameter pipe jacking device according to claim 4, characterized in that: The clamping mechanism (9) comprises a clamping screw (901), wherein the clamping screw (901) is inserted into the control groove (802), the bottom of the clamping screw (901) is rotatably connected to the control groove (802), the top of the clamping screw (901) passes through the control plate (801), the top of the clamping screw (901) is fixedly connected to a clamping handle (902), the clamping screw (901) is a forward and reverse screw, and two groups of clamping slide plates (903) are screwed onto the clamping screw (901), the two groups of clamping slide plates (903) are both slidably connected to the control groove (802), and clamping plates (904) are symmetrically arranged on the right sides of the two groups of clamping slide plates (903).

6. A large diameter pipe jacking device according to claim 1, characterized in that: The discharge mechanism (10) comprises a discharge box (1001), a discharge groove (1002) is provided on the right side of the top of the discharge box (1001), the right side of the discharge box (1001) is connected to the box (7), a discharge motor (1003) is fixedly connected to the left side of the discharge box (1001), a right power output end of the discharge motor (1003) is connected to an auger (1004), the right side of the auger (1004) is rotatably connected in the discharge box (1001), and a discharge pipe (1005) is provided on the left side of the bottom of the discharge box (1001).

Images