Pipe jacking auxiliary device

Abstract

The utility model discloses a pipe jacking auxiliary device, in particular to a pipe jacking auxiliary device for manual excavation and tunneling, which comprises a sliding plate (1) and a guide frame (2), and is characterized in that the sliding plate (1) is a longitudinal plate body, the guide frame (2) is an annular body, and the guide frame (2) is transversely arranged on the sliding plate (1) to form an L-shaped frame body. Compared with the prior art, the pipe jacking device has the advantages that the excavation length can be effectively increased, and particularly, the pipe jacking efficiency and the excavation accuracy can be improved on the premise that the safety is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pipe jacking auxiliary device, especially a pipe jacking auxiliary device for manual excavation. BACKGROUND

[0002] In pipe jacking operation, especially manual excavation pipe jacking operation, in order to ensure safety and the accuracy of excavation direction, it is generally required to jacking once every several centimeters of excavation, usually 30-50 centimeters of excavation for once jacking, and the operation efficiency is low. Therefore, in practice, the operator often increases the length of excavation at will, which not only increases the safety hidden danger, but also easily leads to over-excavation, increases the engineering quantity, easily causes direction deviation and increases the grouting quantity.

[0003] In view of the above problems, a pipe jacking auxiliary device capable of increasing the length of excavation, especially improving the pipe jacking efficiency and excavation accuracy under the premise of ensuring safety is born. SUMMARY

[0004] The utility model discloses a pipe jacking auxiliary device capable of increasing the length of excavation, especially improving the pipe jacking efficiency and excavation accuracy under the premise of ensuring safety.

[0005] The utility model discloses a pipe jacking auxiliary device capable of increasing the length of excavation, especially improving the pipe jacking efficiency and excavation accuracy under the premise of ensuring safety.

[0006] Further, the above-mentioned slide plate (1) is an arc-shaped long plate in cross section.

[0007] Further, the above-mentioned slide plate (1) can be further provided with a scale line (3).

[0008] Further, the above-mentioned slide plate (1) is provided with a slide way (4) along the longitudinal direction of the slide plate (1), and the slide plate (1) is arranged in the slide way (4).

[0009] Further, the above-mentioned slide way (4) is provided with a support frame (5), two support frames (5) form a group, the upper end of the support frame (5) is connected to the slide way (4) through a pin shaft, the lower end of the two support frames (5) is provided with a fastening device (7), and the fastening device (7) is a telescopic supporting rod.

[0010] Further, the above-mentioned slide way (4) is provided with a driving mechanism (9), the driving mechanism (9) comprises a driving gear and a driving shaft, the edge of the slide plate (1) is provided with a tooth meshing with the driving gear, and the driving gear is meshed with the tooth on the edge of the slide plate (1).

[0011] Compared with the prior art, the utility model has the advantages that the digging length can be effectively increased, and the pipe jacking efficiency and the excavation accuracy can be improved under the premise of ensuring safety. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic view of the utility model embodiment 1.

[0013] Figure 2 It is a structural schematic view of the utility model embodiment 1. Figure 1 It is a structural schematic view of the utility model embodiment 1.

[0014] Figure 3 It is a structural schematic view of the utility model embodiment 1. Figure 1 It is a structural schematic view of the utility model embodiment 1.

[0015] Figure 4 It is a structural schematic view of the utility model embodiment 2.

[0016] Figure 5 It is a structural schematic view of the utility model embodiment 2. Figure 4 It is a structural schematic view of the utility model embodiment 2.

[0017] Figure 6 It is a structural schematic view of the utility model embodiment 3.

[0018] Figure 7 It is a structural schematic view of the utility model embodiment 3. Figure 6 It is a structural schematic view of the utility model embodiment 3.

[0019] Figure 8 It is a structural schematic view of the utility model embodiment 3. Figure 6 It is a structural schematic view of the utility model embodiment 3.

[0020] Figure 9 It is a structural schematic view of the utility model embodiment 4.

[0021] Figure 10 It is a structural schematic view of the utility model embodiment 5.

[0022] Figure 11 It is a structural schematic view of the utility model embodiment 6.

[0023] Figure 12 It is a structural schematic view of the utility model embodiment 6. Figure 11 It is a structural schematic view of the utility model embodiment 6.

[0024] The figure mark shows: sliding plate 1, guide frame 2, scale line 3, slide 4, support frame 5, slide connecting frame 6, fastening device 7, pulling opening 7-1, hydraulic pump 7-2, pipe jacking 8, driving mechanism 9. DETAILED DESCRIPTION

[0025] The specific embodiment of the utility model is described in detail below in combination with the drawings.

[0026] Embodiment example 1: refer toFigure 1 -3, it is structural schematic drawing of the utility model embodiment 1, including slide plate 1 and guide frame 2, slide plate 1 is the plate body of longitudinal, cross section presents arc shape, the inside of slide plate 1 is equipped with scale line 3, guide frame 2 is a circular ring like frame body, the outer diameter is equal or slightly larger than the outer diameter of top pipe, guide frame 2 is set up on slide plate 1 transversely, constitutes the frame body of " L " shape.

[0027] When using, slide plate 1 is placed in the upper of top pipe outside, and the tunneling is carried out according to the shape and size of guide frame 2 outer frame, and guide frame 2 can be used as the reference of the size of tunneling hole, and can also form safety protection frame with slide plate 1, can greatly extend the length of tunneling, improve the efficiency of top pipe operation.

[0028] Embodiment 2: refer to attached Figures 4-5 , it is structural schematic drawing of the utility model embodiment 2, in this embodiment, slide 4 along the longitudinal direction of slide plate 1 is equipped on slide plate 1, the slide 4 is a tubular body, and slide plate 1 is arranged in slide 4, when tunneling, the slide 4 is longitudinally arranged on the upper outside of top pipe, and the resistance that slide plate 1 receives is smaller in the advancement of guide frame 2 or top pipe, and the directionality is better.

[0029] Embodiment 3: refer to attached Figures 6-8 , it is structural schematic drawing of the utility model embodiment 3, in this embodiment, support frame 5 is equipped on slide 4, two support frames 5 are a group, the upper end of support frame 5 is connected to slide 4 through a pin shaft, and fastening device 7 is arranged between the lower end of the two support frames 5, the fastening device 7 is telescopic support rod, which is composed of threaded rod and flower basket bolt hinged to the lower end of the two support frames 5.

[0030] When using, slide plate 1 is placed in the upper of top pipe inside, fastening device 7 pushes support frame 5 to both sides and abuts against the inner wall of top pipe 8, and slide 4 is fixed on the upper part of the inner wall of top pipe 8, for the convenience of operation, a working plate can be laid on the upper part of fastening device 7 in top pipe, which can facilitate tunneling and earth-moving car travel.

[0031] Embodiment 4: refer to attached Figure 9 , it is structural schematic drawing of the utility model embodiment 4, in this embodiment, telescopic support rod is composed of threaded rod and sleeve bolt hinged to the lower end of the two support frames 5, and sleeve bolt is provided with a wrench opening 7-1.

[0032] Embodiment 5: refer to attached Figure 10 , it is structural schematic drawing of the utility model embodiment 5, in this embodiment, telescopic support rod is hydraulic mechanism, which includes hydraulic cylinder and hydraulic pump 7-2, and the two ends of hydraulic cylinder are respectively hinged to the lower end of the two support frames 5.

[0033] Embodiment 6: refer to attachedFigures 11-12 As a structural schematic view of the embodiment 6 of the utility model, in the embodiment, the driving mechanism 9 is arranged on the slide 4, the driving mechanism 9 includes driving gear and driving shaft, the edge of the slide plate 1 is provided with the tooth that engages with the driving gear, the driving gear is engaged with the tooth on the edge of the slide plate 1, the driving shaft can be provided with rotating crank handle, also can set up connecting terminal, when using, then connect the crank handle and carry out the operation of advancing.

[0034] The above is only the preferred embodiment of the utility model, it should be pointed out that the preferred embodiment should not be regarded as the limitation of the utility model, the protection scope of the utility model should be limited by the range defined in the claims. For ordinary skilled in the art, without departing from the spirit and scope of the utility model, still can make a number of improvements and refinements also should be regarded as the protection scope of the utility model.

Claims

1. A pipe jacking aid comprising a sliding plate (1) and a guide frame (2), characterized in that: The slide plate (1) is a longitudinal plate body, the guide frame (2) is a ring body, the guide frame (2) is transversely arranged on the slide plate (1), and the guide frame (2) forms an L-shaped frame body.

2. Pipe jacking aid according to claim 1, characterized in that The slide plate (1) is an arc-shaped long plate in cross section.

3. The pipe jacking aid of claim 1, wherein: The slide plate (1) is further provided with scale lines (3).

4. Pipe jacking aid according to claim 1, 2 or 3, characterized in that: The slide plate (1) is provided with a slide way (4) along the longitudinal direction of the slide plate (1), and the slide plate (1) is arranged in the slide way (4).

5. A pipe jacking aid according to claim 4, characterised in that: The slide way (4) is provided with support frames (5), two support frames (5) form a group, the upper ends of the support frames (5) are connected to the slide way (4) through pin shafts, and the lower ends of the two support frames (5) are provided with a fastening device (7), the fastening device (7) is a telescopic supporting rod.

6. The pipe jacking aid of claim 4, wherein: The slide way (4) is provided with a driving mechanism (9), the driving mechanism (9) comprises a driving gear and a driving shaft, the edge of the slide plate (1) is provided with a tooth that is engaged with the driving gear, and the driving gear is engaged with the tooth on the edge of the slide plate (1).

7. The pipe jacking aid of claim 5, wherein: The slide way (4) is provided with a driving mechanism (9), the driving mechanism (9) comprises a driving gear and a driving shaft, the edge of the slide plate (1) is provided with a tooth that is engaged with the driving gear, and the driving gear is engaged with the tooth on the edge of the slide plate (1).

Images