Anti-rotation device for tube push bench

Abstract

The utility model relates to an anti-rotation device for a tube push bench, which comprises a device body clamped on the outer wall of the tube push bench and suitable for limiting the rotation of the tube push bench; the device body comprises a pair of sliding rails and a pair of clamping arms, the sliding rails are arranged on the ground on the two sides of the pipe jacking machine respectively, the clamping arms are installed on the sliding rails in a sliding mode respectively, and the clamping arms are installed on the pipe jacking machine in a clamping mode. According to the anti-rotation device, the sliding rails are fixedly installed on the positions, on the two sides of the pipe jacking machine, of the tunnel ground respectively, the sliding pieces are installed on the sliding rails in a sliding mode, the clamping arms are hinged to the sliding pieces, in the jacking process, the pair of clamping arms are clamped on the outer wall of the pipe jacking machine all the time and can move forwards along with the pipe jacking machine, and the pipe jacking machine is prevented from twisting in the jacking process; the position accuracy of the laser point is ensured, the error probability is reduced, the pipe jacking project is smoothly carried out, and the pipe jacking project quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the pipe jacking construction technical field relates to the round pipe jacking machine especially a kind of anti-rotation device for pipe jacking machine. BACKGROUND

[0002] With the acceleration of urbanization, urban underground tunnel has become an important way to solve the shortage of land resources and optimize the urban space structure, and the pipe jacking construction technology is widely used due to its advantages of not needing large-area excavation of ground and significantly reducing the impact on the surrounding environment. However, when jacking into the entrance and reinforcement area, especially the round pipe jacking machine, it is easy to twist, which causes the laser point position to deviate, and additional error correction is needed, which increases the complexity and difficulty of pipe jacking engineering, and easily causes deviation in pipe jacking engineering positioning, reducing the quality of pipe jacking construction.

[0003] Therefore, we propose an anti-rotation device for pipe jacking machine to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims to overcome the shortcomings of the prior art and provide an anti-rotation device for pipe jacking machine with simple structure and convenient use.

[0005] To solve the above problems, the technical scheme of the utility model is as follows:

[0006] An anti-rotation device for pipe jacking machine includes:

[0007] The device body is clamped on the outer wall of the pipe jacking machine and is suitable for limiting the self-rotation of the pipe jacking machine.

[0008] The device body includes a pair of sliding rails and a pair of clamping arms. The sliding rails are respectively arranged on the ground on both sides of the pipe jacking machine. The clamping arms are respectively slidably installed on the sliding rails, and the clamping arms are clamped on the pipe jacking machine.

[0009] In further embodiments, a plurality of limiting members are slidably installed on the clamping arm. The bottom end of the limiting member is fixedly installed on the base plate through a plurality of connecting columns, and the base plate abuts against the pipe jacking machine.

[0010] In further embodiments, a plurality of connecting holes are formed on the clamping arm at intervals.

[0011] In further embodiments, a plurality of positioning holes are formed on the limiting member at intervals, and the positioning holes correspond to the connecting holes.

[0012] In further embodiments, a limiting bolt is installed between the positioning hole and the corresponding connecting hole, and is suitable for fixing the limiting member on the clamping arm.

[0013] In further embodiments, the top end of the pair of clamping arms is fixedly connected with a connecting member, and the pair of connecting members are fixedly connected together by connecting bolts.

[0014] In further embodiments, the sliding member is slidingly mounted on the sliding rail, and the clamping arms are hingedly connected to the sliding member.

[0015] In further embodiments, a pair of ear plates are fixedly mounted on the sliding member, and the clamping arms are hingedly connected to the pair of ear plates through a hinge shaft.

[0016] In further embodiments, a limiting groove is formed on each side surface of the sliding rail, and a corresponding limiting protrusion is formed on each end surface of the sliding member, and the limiting protrusion is located in the limiting groove.

[0017] A plurality of rolling balls are rollingly mounted on the top end surface of the inner side of the sliding member, and the plurality of rolling balls are rollingly arranged on the top end surface of the sliding rail.

[0018] In further embodiments, a plurality of locking holes are formed on the side end surface of the sliding member, and the locking holes are adapted to pass through the bolts.

[0019] Compared with the prior art, the anti-rotation device has the following beneficial effects:

[0020] 1. The anti-rotation device is fixedly mounted on the ground of the tunnel on both sides of the pipe jacking machine, the sliding member is slidingly mounted on the sliding rail, and the clamping arms are hingedly connected to the sliding member. During the jacking process, the pair of clamping arms are always clamped on the outer wall of the pipe jacking machine, can advance together with the pipe jacking machine, prevent the pipe jacking machine from twisting during the jacking process, ensure the accurate position of the laser point, reduce the error probability, ensure the smooth progress of the pipe jacking project, and improve the quality of the pipe jacking project.

[0021] 2. The anti-rotation device slidingly mounts a plurality of limiting members on the clamping arms, the bottom end of the limiting member is fixedly mounted on the base plate through a plurality of connecting columns, the base plate abuts against the outer wall of the pipe jacking machine, can be in close contact with the pipe jacking machine, and avoid relative sliding; and the base plate is made of rubber material and has a certain deformation capacity, can tightly adhere to the pipe jacking machine and adapt to the outer surface of the pipe jacking machine, has wide application range, and has good use effect.

[0022] 3. The anti-rotation device is fixedly connected with a connecting member at the top end of the pair of clamping arms, and the connecting members are fixedly connected together by connecting bolts. By tightening the connecting bolts, the pair of clamping arms are clamped on the pipe jacking machine, and the clamping arms are locked with the pipe jacking machine to form a whole. After the pipe jacking construction is completed, the connecting bolts are unscrewed to release the clamping arms, which is convenient to assemble and disassemble, has simple structure, and can adjust the installation angle of the pair of clamping arms according to the size of the pipe jacking machine, and has strong universality.

[0023] 4、The anti-rotation device of the top pipe machine is characterized in that the sliding rail is provided with a limiting groove on the two side surfaces, the sliding part is provided with a corresponding limiting protrusion on the two inner side surfaces, the inner side top end surface of the sliding part is provided with a plurality of rolling balls arranged at intervals, and the plurality of rolling balls are arranged on the top end surface of the sliding rail, so as to facilitate the sliding of the sliding part on the sliding rail, and the limiting groove and the limiting protrusion can prevent the sliding part from deviating during movement, thereby ensuring the position accuracy of the clamping arm during the pushing process; a plurality of locking holes are arranged on the two side surfaces of the sliding part, and a bolt is arranged in the locking hole and tightened when the pipe pushing machine is stopped, so that the bolt abuts against the sliding rail, and the sliding part and the clamping arm can be locked, thereby achieving simple structure and convenient use. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a front view of an anti-rotation device for a pipe pushing machine.

[0025] Figure 2 It is a front view of a limiting part of an anti-rotation device for a pipe pushing machine.

[0026] Figure 3 It is a side view of a limiting part of an anti-rotation device for a pipe pushing machine.

[0027] Figure 4 It is a schematic view of a connecting part of an anti-rotation device for a pipe pushing machine.

[0028] Figure 5 It is a front view of a sliding part of an anti-rotation device for a pipe pushing machine.

[0029] Figure 6 It is a side view of a sliding part of an anti-rotation device for a pipe pushing machine.

[0030] In the figure: 1, pipe pushing machine; 2, device body; 21, clamping arm; 211, connecting hole; 22, limiting part; 221, positioning hole; 222, connecting column; 223, pad; 224, limiting bolt; 23, connecting part; 231, connecting bolt; 24, sliding rail; 241, limiting groove; 25, sliding part; 251, ear plate; 252, hinge shaft; 253, rolling ball; 254, limiting protrusion; 255, locking hole. DETAILED DESCRIPTION

[0031] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "internal", "external" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, just for the convenience of describing the utility model and simplifying the description, and not indicate or imply the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore can not be understood as the restriction of the utility model. In addition, the term "first", "second" and so on are only for the purpose of description, and can not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and so on can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0032] Embodiment 1:

[0033] A kind of anti-rotation device for pipe jacking machine, as shown in Figures 1 to 6 The device body 2 is installed on the tunnel ground on both sides of the pipe jacking machine 1, for clamping the pipe jacking machine 1 during jacking to prevent the pipe jacking machine 1 from rotating and twisting, the device body 2 includes a pair of slide rails 24 and a pair of clamping arms 21, the pair of slide rails 24 are arranged on both sides of the pipe jacking machine 1 respectively, the clamping arms 21 are slidably installed on the pair of slide rails 24 respectively, the pair of clamping arms 21 are clamped around the outer end face of the pipe jacking machine 1, and the pair of clamping arms 21 advance with the pipe jacking machine 1 during jacking to ensure that the pipe jacking machine 1 maintains the correct posture.

[0034] As shown in Figures 1 to 4As shown, the pair of clamping arms 21 are each made of channel steel, and a plurality of limiting pieces 22 are slidingly arranged on the pair of clamping arms 21. The number and fixed positions of the limiting pieces 22 are determined according to the use requirements, and the limiting pieces 22 are each made of channel steel and are sleeved on the outer side of the clamping arm 21, and the opening of the limiting piece 22 is opposite to the opening of the clamping arm 21. A plurality of connecting holes 211 are formed on the clamping arm 21 at intervals, and the number and positions of the connecting holes 211 are determined according to the use requirements. A plurality of positioning holes 221 are formed on the front and rear side surfaces of the limiting piece 22 at intervals, and the size and interval distance of the plurality of positioning holes 221 correspond to the size and interval distance of the plurality of connecting holes 211. A limiting bolt 224 is penetratingly arranged in the connecting hole 211 of the clamping arm 21 and the positioning hole 221 of the limiting piece 22, and is used for fixing the position of the limiting piece 22. One end of a plurality of connecting columns 222 is fixedly installed on the bottom end surface of the limiting piece 22 at intervals, and the other end of the plurality of connecting columns 222 is fixedly installed on the top end surface of a backing plate 223. The bottom end surface of the backing plate 223 abuts against the outer end surface of the pipe jacking machine 1. The top end portion of the pair of clamping arms 21 is fixedly installed with a connecting piece 23. The connecting piece 23 is a plate-shaped structure arranged vertically, and a circular hole is formed in the middle of the connecting piece 23. A connecting bolt 231 is penetratingly arranged in the circular holes of the pair of connecting pieces 23, and is used for fixedly installing the pair of connecting pieces 23 together, so as to clamp the outer end surface of the pipe jacking machine 1 by the pair of clamping arms 21. According to the stress condition of the pipe jacking machine 1, the plurality of limiting pieces 22 are moved to the designed positions respectively, and are fixed on the clamping arm 21 by the limiting bolt 224. Then, the connecting bolt 231 is penetratingly arranged between the pair of connecting pieces 23 and is tightened, so that the pair of clamping arms 21 are clamped on the pipe jacking machine 1, and the backing plate 223 of the limiting piece 22 abuts against the outer wall of the pipe jacking machine 1 to limit the pipe jacking machine 1. Preferably, the backing plate 223 is made of rubber material.

[0035] As Figure 5 , Figure 6As shown, the tunnel ground on both sides of the pipe jacking machine 1 is fixedly installed with a slide rail 24, the extension direction of the slide rail 24 is consistent with the jacking direction of the pipe jacking machine 1, a sliding piece 25 is slidingly installed on the slide rail 24, the sliding piece 25 is sleeved outside the slide rail 24, the bottom end of the sliding piece 25 is located at the lower end of the slide rail 24, and the cross-sectional shape of the sliding piece 25 corresponds to the cross-sectional shape of the slide rail 24, which are both rectangular structures in the embodiment; inward limiting grooves 241 are symmetrically arranged on the two end faces of the slide rail 24, the extension direction of the limiting grooves 241 is consistent with the direction of the slide rail 24, inward limiting protrusions 254 are arranged on the two side inner walls of the sliding piece 25, the limiting protrusions 254 are located in the limiting grooves 241 and correspond to the limiting grooves 241, so that the limiting protrusions 254 can slide along the limiting grooves 241, a plurality of rolling balls 253 are rollingly installed on the top end inner wall of the sliding piece 25, the plurality of rolling balls 253 roll on the top end face of the slide rail 24, which facilitates the sliding of the sliding piece 25 along the slide rail 24, the size of the rolling balls 253 is adjusted according to the use requirement, so that the limiting protrusions 254 can be located in the middle part of the limiting grooves 241, a plurality of locking holes 255 are arranged on the side end face of the sliding piece 25, when the pipe jacking machine 1 stops at a certain position, bolts are threaded in the locking holes 255 and tightened, so that the inner end of the bolt abuts against the slide rail 24, which can fix the position of the sliding piece 25, and further fix the position of the clamping arm 21; a pair of ear plates 251 are fixedly installed on the top end of the sliding piece 25, the bottom end of the clamping arm 21 is hingedly connected between the pair of ear plates 251 through a hinge shaft 252, so that the clamping arm 21 can rotate around the ear plates 251.

[0036] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. An anti-rotation device for a pipe jacking machine, characterized in that, include: The device body (2) is clamped on the outer wall of the pipe jacking machine (1) and is suitable for restricting the rotation of the pipe jacking machine (1); The device body (2) includes a pair of slide rails (24) and a pair of clamping arms (21). The pair of slide rails (24) are respectively set on the ground on both sides of the pipe jacking machine (1). The clamping arms (21) are slidably installed on the pair of slide rails (24). The pair of clamping arms (21) are clamped on the pipe jacking machine (1). Several limiting members (22) are slidably mounted on the clamping arm (21). The bottom end of the limiting member (22) is fixedly mounted with a pad (223) through several connecting columns (222). The pad (223) abuts against the pipe jacking machine (1). The pad (223) is made of rubber. Connectors (23) are fixedly installed at the top ends of a pair of clamping arms (21), and the pair of connectors (23) are fixedly installed together by connecting bolts (231).

2. The anti-rotation device for a pipe jacking machine according to claim 1, characterized in that, The clamping arm (21) is provided with a number of connecting holes (211) spaced apart.

3. The anti-rotation device for a pipe jacking machine according to claim 2, characterized in that, The limiting member (22) has a plurality of positioning holes (221) spaced apart, and the positioning holes (221) correspond to the connecting holes (211).

4. The anti-rotation device for a pipe jacking machine according to claim 3, characterized in that, A limiting bolt (224) is inserted between the positioning hole (221) and the corresponding connecting hole (211) to fix the limiting member (22) on the clamping arm (21).

5. The anti-rotation device for a pipe jacking machine according to claim 4, characterized in that, The sliding member (25) is slidably mounted on the slide rail (24), and the clamping arm (21) is hinged on the sliding member (25).

6. The anti-rotation device for a pipe jacking machine according to claim 5, characterized in that, A pair of ear plates (251) are fixedly installed on the sliding member (25), and the clamping arm (21) is hinged between the pair of ear plates (251) via a hinge shaft (252).

7. The anti-rotation device for a pipe jacking machine according to claim 6, characterized in that, The slide rail (24) has limiting grooves (241) on both sides, and the sliding member (25) has corresponding limiting protrusions (254) on both ends, with the limiting protrusions (254) located in the limiting grooves (241). A plurality of balls (253) are rolled on the top surface of the inner side of the slider (25), and the plurality of balls (253) are rolled on the top surface of the slide rail (24).

8. The anti-rotation device for a pipe jacking machine according to claim 7, characterized in that, The sliding member (25) has several locking holes (255) on its side end face, which are suitable for inserting bolts.

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