CN219571052U - Push pipe device - Google Patents

Abstract

The utility model belongs to the technical field of tunnel construction, in particular to a pipe jacking device which comprises a bottom plate; the bottom plate is fixedly provided with a first support frame and a second support frame respectively, sliding grooves are symmetrically formed in the two sides of the first support frame, springs are symmetrically arranged in the sliding grooves, sliding plates are elastically connected to the sliding grooves through the springs, a trapezoidal clamping block is fixedly arranged on one side of each sliding plate, one end of the bottom plate is fixedly provided with a supporting plate, electric push rods are fixedly arranged in the supporting plate at equal intervals, the output ends of the electric push rods are connected with push plates, multistage electric push rods are symmetrically and fixedly arranged on the bottom sides of one ends of the first support frame and the second support frame respectively, the output ends of the multistage electric push rods are connected with baffle plates, and a placing plate is fixedly arranged on the bottom sides of the baffle plates; according to the utility model, the trapezoidal clamping block can be elastically telescopic in the chute through the spring, so that one end of the push pipe can be limited, and the phenomenon that the push pipe head and the pipe joint of the push pipe are retreated when the push plate is reset is reduced, so that the soil balance in front of the push pipe head is damaged, and the subsequent construction process is influenced.

Description

Push pipe device

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a pipe jacking device.

Background

Tunnels can be generally classified into traffic tunnels, hydraulic tunnels, municipal tunnels, mine tunnels, and military tunnels, and are engineering structures buried in a ground, and are a form of utilizing underground space by humans.

When a tunnel is excavated, the tunnel generally needs to pass through various barriers such as railways, roads, rivers or buildings, the tunnel is excavated by adopting a jacking pipe method, jacking pipes are pressed into a soil layer through a hydraulic jack, and after all the first jacking pipes are jacked into the soil layer, a second jacking pipe is continuously jacked in the rear, so that a culvert is built.

After the jacking work of the previous jacking pipe is finished, when the next jacking pipe is used for jacking work, the jack is required to retract, at the moment, the jacking pipe head and the jacking pipe joint generally retract, the soil balance in front of the jacking pipe head can be damaged, collapse can be caused in severe cases, and the follow-up construction process is influenced.

Disclosure of Invention

In order to overcome the defects in the prior art and solve at least one technical problem mentioned in the background art, the utility model provides a pipe jacking device.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a pipe jacking device, which comprises a bottom plate; the bottom plate is fixedly provided with a first support frame and a second support frame respectively, sliding grooves are symmetrically formed in the two sides of the first support frame, springs are symmetrically arranged in the sliding grooves, sliding plates are elastically connected to the sliding grooves through the springs, a trapezoidal clamping block is fixedly arranged on one side of each sliding plate, one end of the bottom plate is fixedly provided with a support plate, electric push rods are fixedly arranged in the support plate at equal intervals, and the output ends of the electric push rods are connected with push plates; during operation, the push rod pushes the push plate, drive the push pipe and remove, the push pipe removes first support frame department, one end can extrude the inclined plane of trapezoidal fixture block, make trapezoidal fixture block pass through the slide under the effect of spring, stretch into inside the spout, when the push pipe passes first support frame completely, trapezoidal fixture block resets under the effect of spring, the push plate resets the work, in order to promote the work to next push pipe, push plate length has certain restriction, can not touch trapezoidal fixture block when reaching the removal can, and under trapezoidal fixture block's restriction, push pipe one end can be blocked by trapezoidal fixture block one side, above-mentioned setting up trapezoidal fixture block can carry out elastic telescopic setting can carry out spacingly to push pipe one end at the spout inside through the spring, when reducing the push pedal and reset, the back phenomenon takes place for push pipe aircraft nose and pipe section and then make the soil balance in push pipe aircraft nose the place ahead receive destruction, influence follow-up construction process.

Preferably, the bottom sides of one end of the first support frame and one end of the second support frame are respectively and symmetrically provided with a multi-stage electric push rod, the output end of the multi-stage electric push rod is connected with a baffle, and the bottom side of the baffle is fixedly provided with a placing plate; during operation, the multistage electric push rod can drive the placing plate to lift so that a user can place the jacking pipe on the placing plate.

Preferably, a guide plate is fixedly arranged on the second support frame, a screw rod is rotatably arranged in the guide plate, one end of the screw rod penetrates through the guide plate and is connected with the output end of the motor, a screw rod and screw nut pair is connected with a connecting plate, two sides of one end of the connecting plate are in sliding connection with the inside of the guide plate, and a brush plate is arranged on the connecting plate; during operation, when placing the push pipe into place the board, the starter motor, the motor drives the lead screw and rotates for connecting plate one end carries out reciprocating motion in the inslot that the deflector was seted up, and then drives the synchronous motion of brush board, can be to the simple work of cleaning in push pipe bottom through the brush board, thereby reduce the push pipe bottom adhesion some debris influence and place the frictional force between the board, and then influence the push pedal and promote the effect of push pipe.

Preferably, the two sides of the bottom plate are symmetrically and fixedly provided with third support frames, the inside of each third support frame is in threaded connection with a threaded rod, a clamping plate is arranged in each third support frame in a sliding manner, one end of each threaded rod is rotatably provided with a rotating shaft, and the other end of each rotating shaft is fixedly connected with each clamping plate; during operation, threaded rod one end and the inside threaded connection of third support frame rotate the threaded rod, can make the threaded rod stretch out and draw back in third support frame inside, can drive splint inside the third support frame through the pivot and remove to the device carries out installation connection work with track etc. so as to be convenient for.

Preferably, the brush plate is in threaded connection with the connecting plate through a screw; during operation, the brush plate can be detached from the connecting plate by screwing the detaching screw, so that a user can conveniently replace the brush plate.

Preferably, the placing plate is provided with a top pipe in a sliding manner, and one end of the top pipe is fixedly provided with a connecting pipe; during operation, the connecting pipe has been set firmly to push pipe one end, and the groove of laminating with the connecting pipe shape has been seted up to the other end to interconnect between every push pipe.

The utility model has the advantages that:

1. according to the utility model, the trapezoidal clamping block can be elastically telescopic in the chute through the spring, so that one end of the push pipe can be limited, and the phenomenon that the push pipe machine head and the push pipe joint are retreated when the push plate is reset is reduced, so that the soil balance in front of the push pipe machine head is damaged, and the subsequent construction process is influenced; the multi-stage electric push rod can drive the placing plate to lift so that a user can place the jacking pipe on the placing plate; the cleaning work of the bottom of the push pipe can be simple through the brush plate, and the friction force between the influence and the placing plate of the adhesion of some sundries at the bottom of the push pipe is reduced, so that the push plate pushing effect of the push pipe is influenced.

2. According to the utility model, the clamping plate can move in the third support frame by rotating the threaded rod, so that the device and the track and the like can be conveniently installed and connected; the brush plate can be detached from the connecting plate by screwing the detaching screw, so that a user can replace the brush plate conveniently; one end of each jacking pipe is fixedly provided with a connecting pipe, and the other end of each jacking pipe is provided with a groove which is in fit with the shape of the connecting pipe so as to facilitate the interconnection between each jacking pipe; the jacking pipe can be conveniently lifted through the lifting handle.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural view of a pipe jacking device according to a first embodiment;

fig. 2 is a schematic structural view of a first support frame of a push bench according to the first embodiment;

fig. 3 is a schematic diagram of a trapezoid clamping block structure of a pipe jacking device according to the first embodiment;

fig. 4 is a schematic view of a brush plate structure of a push bench according to the first embodiment;

fig. 5 is a schematic diagram of a push bench according to the first embodiment;

fig. 6 is a schematic view of a handle structure of a push bench according to the second embodiment.

In the figure: 1. a bottom plate; 2. a first support frame; 3. a second support frame; 4. a chute; 5. a spring; 6. a slide plate; 7. a trapezoidal clamping block; 8. a support plate; 9. an electric push rod; 10. a push plate; 11. a multi-stage electric push rod; 12. placing a plate; 13. a baffle; 14. a guide plate; 15. a screw rod; 16. a motor; 17. a connecting plate; 18. brushing a plate; 19. a third support frame; 20. a threaded rod; 21. a rotating shaft; 22. a clamping plate; 23. a screw; 24. jacking pipes; 25. a connecting pipe; 26. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to FIGS. 1 to 5, a push bench includes a base plate 1; the novel electric pushing device is characterized in that a first supporting frame 2 and a second supporting frame 3 are respectively fixedly arranged on a bottom plate 1, sliding grooves 4 are symmetrically formed in two sides of the first supporting frame 2, springs 5 are symmetrically arranged in the sliding grooves 4, sliding plates 6 are elastically connected to the sliding grooves 4 through the springs 5, trapezoidal clamping blocks 7 are fixedly arranged on one side of each sliding plate 6, a supporting plate 8 is fixedly arranged at one end of the bottom plate 1, electric pushing rods 9 are fixedly arranged in the supporting plate 8 at equal intervals, and the output ends of the electric pushing rods 9 are connected with pushing plates 10; during operation, the push rod 9 promotes push pedal 10, drive the push pipe and remove, the push pipe removes first support frame 2 department, one end can extrude the inclined plane of trapezoidal fixture block 7, make trapezoidal fixture block 7 pass through slide 6 under the effect of spring 5, stretch into inside spout 4, when the push pipe passes first support frame 2 completely, trapezoidal fixture block 7 resets under the effect of spring 5, push pedal 10 resets, in order to promote the work to next push pipe, push pedal 10 length has certain restriction, can not touch trapezoidal fixture block 7 when reaching the removal can, and under trapezoidal fixture block 7's restriction, push pipe one end can be blocked by trapezoidal fixture block 7 one side, above-mentioned setting up trapezoidal fixture block 7 can carry out spacing to push pipe one end through spring 5 in the inside setting of spout 4, when reducing push pedal 10 and reset, push pipe aircraft nose and push pipe festival take place the back phenomenon and then make the soil balance in the place ahead of aircraft nose receive the destruction, influence follow-up construction progress.

The bottom sides of one end of the first support frame 2 and one end of the second support frame 3 are respectively and symmetrically provided with a multi-stage electric push rod 11, the output end of the multi-stage electric push rod 11 is connected with a baffle 13, and the bottom side of the baffle 13 is fixedly provided with a placing plate 12; when the push rod is in operation, the multi-stage electric push rod 11 can drive the placing plate 12 to lift so that a user can place the push pipe on the placing plate 12.

The second support frame 3 is fixedly provided with a guide plate 14, a screw rod 15 is rotatably arranged in the guide plate 14, one end of the screw rod 15 penetrates through the guide plate 14 and is connected with the output end of a motor 16, a screw rod nut pair of the screw rod 15 is connected with a connecting plate 17, two sides of one end of the connecting plate 17 are slidably connected with the guide plate 14, and a brush plate 18 is arranged on the connecting plate 17; during operation, when placing the push pipe into place plate 12, start motor 16, motor 16 drives lead screw 15 and rotates for connecting plate 17 one end carries out reciprocating motion in the inslot that deflector 14 offered, and then drives brush board 18 synchronous motion, can be to the simple work of cleaning in push pipe bottom through brush board 18, thereby reduce push pipe bottom adhesion some debris influence with place the frictional force between the plate 12, and then influence push pedal 10 promotes the effect of push pipe.

Third support frames 19 are symmetrically and fixedly arranged on two sides of the bottom plate 1, threaded rods 20 are connected inside the third support frames 19 in a threaded mode, clamping plates 22 are slidably arranged inside the third support frames 19, one ends of the threaded rods 20 are rotatably provided with rotating shafts 21, and the other ends of the rotating shafts 21 are fixedly connected with the clamping plates 22; during operation, one end of the threaded rod 20 is in threaded connection with the inside of the third support frame 19, the threaded rod 20 is rotated, the threaded rod 20 can stretch out and draw back in the inside of the third support frame 19, and the clamping plate 22 can be driven to move in the inside of the third support frame 19 through the rotating shaft 21, so that the device and the track and the like can be conveniently installed and connected.

The brush plate 18 is in threaded connection with the connecting plate 17 through a screw 23; in operation, the brush plate 18 can be removed from the connecting plate 17 by screwing the removal screw 23, so that the brush plate 18 can be replaced by a user.

A jacking pipe 24 is slidably arranged on the placing plate 12, and a connecting pipe 25 is fixedly arranged at one end of the jacking pipe 24; in operation, one end of the jacking pipe 24 is fixedly provided with a connecting pipe 25, and the other end is provided with a groove which is attached to the connecting pipe 25 in shape, so that each jacking pipe is connected with each other.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present utility model, handles 26 are fixedly disposed on two sides of the jacking pipe 24; in operation, the lifting handle 26 can facilitate lifting of the jacking pipe 24.

According to the working principle, firstly, the push rod 9 pushes the push plate 10 to drive the push pipe to move, the push pipe moves to the first support frame 2, one end of the push pipe can extrude the inclined plane of the trapezoid clamping block 7, the trapezoid clamping block 7 stretches into the chute 4 through the sliding plate 6 under the action of the spring 5, when the push pipe completely passes through the first support frame 2, the trapezoid clamping block 7 resets under the action of the spring 5, the push plate 10 resets so as to push the next push pipe, the length of the push plate 10 is limited to a certain extent, the push plate 10 can not touch the trapezoid clamping block 7 when moving, one end of the push pipe is blocked by one side of the trapezoid clamping block 7, the trapezoid clamping block 7 can limit one end of the push pipe through the elastic telescopic arrangement of the spring 5 in the chute 4, and when the push plate 10 resets, the push pipe head and a pipe joint of the push pipe are reduced, so that the soil balance in front of the head of the push pipe is damaged, and the subsequent construction process is influenced; the multi-stage electric push rod 11 can drive the placing plate 12 to lift so that a user can place the jacking pipe on the placing plate 12; when the push pipe is placed on the placing plate 12, the motor 16 is started, the motor 16 drives the screw rod 15 to rotate, so that one end of the connecting plate 17 reciprocates in a groove formed in the guide plate 14, and then the brush plate 18 is driven to synchronously move, simple cleaning work can be performed on the bottom of the push pipe through the brush plate 18, and the friction force between the bottom of the push pipe and the placing plate 12 is influenced by adhesion of some sundries on the bottom of the push pipe, so that the push plate 10 pushes the push pipe; one end of the threaded rod 20 is in threaded connection with the inside of the third support frame 19, and the threaded rod 20 can be stretched and contracted in the third support frame 19 by rotating the threaded rod 20, and the clamping plate 22 can be driven to move in the third support frame 19 through the rotating shaft 21, so that the device and a track and the like can be conveniently installed and connected; the brush plate 18 can be detached from the connection plate 17 by screwing the detaching screw 23, so that the user can replace the brush plate 18; one end of the jacking pipe 24 is fixedly provided with a connecting pipe 25, and the other end is provided with a groove which is in shape fit with the connecting pipe 25 so as to facilitate the interconnection between each jacking pipe; lifting of the jacking pipe 24 is facilitated by the handle 26.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The utility model provides a push pipe device which characterized in that: comprises a bottom plate (1); first support frame (2), second support frame (3) have been set firmly respectively on bottom plate (1), spout (4) have been seted up to the inside symmetry of first support frame (2) both sides, spout (4) inside symmetry is equipped with spring (5), just spout (4) inside have slide (6) through spring (5) elastic connection, trapezoidal fixture block (7) have been set firmly on one side of slide (6), backup pad (8) have been set firmly to one end on bottom plate (1), just backup pad (8) inside equidistance has set firmly electric putter (9), electric putter (9) output is connected with push pedal (10).

2. A push bench according to claim 1 wherein: the multi-stage electric pushing rod (11) is symmetrically and fixedly arranged at the bottom side of one end of the first supporting frame (2) and one end of the second supporting frame (3), the output end of the multi-stage electric pushing rod (11) is connected with a baffle plate (13), and a placing plate (12) is fixedly arranged at the bottom side of the baffle plate (13).

3. A push bench according to claim 2 wherein: the guide plate (14) is fixedly arranged on the second support frame (3), the guide plate (14) is internally provided with a screw rod (15) in a rotating mode, one end of the screw rod (15) penetrates through the guide plate (14) and is connected with the output end of the motor (16), a connecting plate (17) is connected with a screw rod nut pair of the screw rod (15), two sides of one end of the connecting plate (17) are in sliding connection with the guide plate (14), and a brush plate (18) is arranged on the connecting plate (17).

4. A push bench according to claim 3 wherein: third support frame (19) have been set firmly to bottom plate (1) both sides symmetry, just inside threaded connection of third support frame (19) has threaded rod (20), the inside slip of third support frame (19) is equipped with splint (22), just threaded rod (20) one end rotation is equipped with pivot (21), pivot (21) other end with splint (22) fixed connection.

5. The push bench according to claim 4, wherein: the brush plate (18) is in threaded connection with the connecting plate (17) through a screw (23).

6. The jacking device of claim 5, wherein: the push pipe (24) is slidably arranged on the placing plate (12), and a connecting pipe (25) is fixedly arranged at one end of the push pipe (24).