CN218027674U - Joint box pulling device - Google Patents
Joint box pulling device Download PDFInfo
- Publication number
- CN218027674U CN218027674U CN202221319259.9U CN202221319259U CN218027674U CN 218027674 U CN218027674 U CN 218027674U CN 202221319259 U CN202221319259 U CN 202221319259U CN 218027674 U CN218027674 U CN 218027674U
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- joint pipe
- jacking
- joint
- hydraulic jack
- joint box
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Abstract
The utility model discloses a joint box pull-out device, including jacking roof beam, hydraulic jack, the inner wall that jacking roof beam is close to the joint pipe is equipped with strengthening member, makes things convenient for the joint pipe to hold tightly and loosen, the top of joint pipe is equipped with rings, rings and crawler crane are connected. When the utility model is used, the joint pipe is firstly clamped and loosened through the reinforcing member, then the jacking beam is sleeved on the joint pipe tightly, the hydraulic jack is used for pressurizing to jack the bottom of the jacking beam, the joint pipe is driven to lift by the slow jacking height, and meanwhile, the top of the joint pipe is pulled by the crawler crane to lift slowly; stopping pressurizing after the hydraulic jack is jacked to the maximum free height, reducing the pressure and falling back, loosening the joint pipe by the jacking beam, and falling back to the initial height of the hydraulic jack together to finish one-time jacking and pulling; and finally, the joint pipe is jacked and pulled repeatedly until the joint pipe pulls out the concrete surface, so that the operation is simple, time and labor are saved, the pulling efficiency and convenience of the joint box are improved, and the labor and time cost are effectively saved.
Description
Technical Field
The utility model belongs to the technical field of the construction of underground continuous wall, concretely relates to joint case pull-out device.
Background
The underground continuous wall is an important type of water interception curtain, and is characterized in that foundation engineering adopts a trenching machine on the ground, a long and narrow deep groove is excavated along the peripheral axis of the deep excavation engineering under the condition of slurry wall protection, after the groove is cleaned, a reinforcement cage is hung in the groove, then underwater concrete is poured by a guide pipe method to form a unit groove section, and the steps are carried out section by section in this way, so that a continuous reinforced concrete wall or a plain concrete wall is built underground to be used as a water interception, seepage prevention, bearing and water retaining structure. The underground continuous wall is made up by splicing many wall sections, and in order to keep continuous construction between wall sections, the joint adopts joint box process, i.e. before pouring concrete into groove section, a steel joint box whose width is identical to groove width is inserted into the end portion of groove section, after the concrete is initially solidified, the steel joint box can be slowly drawn out, so that the end portion can be formed into semi-concave tenon joint form, so that it has need of a convenient and quick drawing-out tool to slowly draw out the joint box.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a joint case pull-out device plays to pull out the convenience, and is efficient.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a joint box pull-out device, establishes jacking roof beam, the hydraulic jack of setting between jacking roof beam and guide wall surface on the joint pipe including the cover, the inner wall that jacking roof beam is close to the joint pipe is equipped with strengthening member, makes things convenient for the joint pipe to hold tightly and loosen, the top of joint pipe is equipped with rings, rings are connected with crawler crane.
Preferably, the bottom of the hydraulic jack is provided with a base, the middle of the base is provided with a groove, the center of the base is sleeved on the joint pipe, and the hydraulic jack is fixed in the groove.
Preferably, at least two hydraulic jacks are arranged, and are uniformly arranged on the side surface of the joint pipe in an annular manner.
Preferably, the jacking beam is internally provided with an installation groove, and the reinforcing member is arranged in the installation groove.
Preferably, the reinforcing member includes a hydraulic cylinder, the hydraulic cylinder is connected with a piston, the piston is connected with a piston rod, the piston rod is connected with an arc-shaped clamping plate, and the size of the clamping plate is adapted to the joint pipe.
Preferably, a base plate is arranged on the side wall, close to the joint pipe, of the arc-shaped clamping plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model is simple in operation, labour saving and time saving has improved the efficiency and the convenience that the joint case pulled out, the effectual manpower and the time cost of having practiced thrift.
Drawings
Fig. 1 is a schematic structural view of a joint box pulling device of the present invention;
fig. 2 is a schematic structural view of a reinforcing member of a joint box pulling device according to the present invention;
wherein: 1. the hydraulic lifting device comprises a guide wall, 2, a base, 3, a joint pipe, 4, a hydraulic jack, 5, a jacking beam, 6, a reinforcing member, 61 hydraulic cylinders, 62, piston rods, 63 and clamping plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a joint case pull-out device, establishes jacking roof beam 5 on the joint pipe 3, sets up at jacking roof beam 5 and leads hydraulic jack 4 between 1 wall of wall, the inner wall that jacking roof beam 5 is close to joint pipe 3 is equipped with reinforcing member 6, conveniently embraces tightly and loosen joint pipe 3, the top of joint pipe 3 is equipped with rings, rings and crawler crane are connected, conveniently lift by crane joint pipe 3 at the in-process of jacking, and the two mutually supports and realizes pulling out of joint case.
Preferably, the base 2 is arranged at the bottom of the hydraulic jack 4, a groove is formed in the middle of the base 2, the central sleeve of the base 2 is arranged on the joint pipe 3, and the hydraulic jack 4 is fixed in the groove.
Preferably, at least two hydraulic jacks 4 are arranged, and are uniformly arranged on the side surface of the joint pipe 3 in an annular mode.
Preferably, an installation groove is formed in the jacking beam 5, and the reinforcing member 6 is arranged in the installation groove.
Preferably, the reinforcing member 6 comprises a hydraulic cylinder 61, a piston is connected to the hydraulic cylinder 61, a piston rod 62 is connected to the piston, an arc-shaped clamping plate 63 is connected to the piston rod 62, and the size of the clamping plate 63 is adapted to the joint pipe 3.
Preferably, a base plate is arranged on the side wall of the arc-shaped clamping plate 63 close to the joint pipe 3, so that damage to the surface of the joint pipe 3 is reduced.
The utility model discloses a working process is: firstly, a jacking and pulling device is arranged, wherein the jacking and pulling device comprises a hydraulic jack 4 and a jacking beam 5, the height of the hydraulic jack 4 is at the initial height at the moment and is placed on the firm ground, and the jacking beam 5 comprises a reinforcing member 6 and can 'hug' and 'loosen' the joint pipe 3 through the reinforcing member 6; then the jacking beam 5 tightly sleeves the joint pipe 3, the hydraulic jack 4 pressurizes to jack the bottom of the jacking beam 5, the height is slowly jacked, the joint pipe 3 is driven to lift, and meanwhile the crawler crane pulls the top of the joint pipe 3 to slowly lift; stopping pressurizing after the hydraulic jack 4 is jacked to the maximum free height, reducing the pressure and falling back, loosening the joint pipe 3 by the jacking beam 5, and falling back to the initial height of the hydraulic jack 4 together to finish once jacking and pulling; and finally, repeating the circulation to lift the joint pipe 3 until the joint pipe 3 is lifted out of the concrete surface.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a joint box pull-out device, its characterized in that establishes jacking roof beam (5), setting on joint pipe (3) including the cover and leads hydraulic jack (4) between wall (1) wall at jacking roof beam (5), the inner wall that jacking roof beam (5) are close to joint pipe (3) is equipped with reinforcing member (6), the top of joint pipe (3) is equipped with rings, rings are connected with the crawler crane.
2. The joint box pulling device according to claim 1, wherein a base (2) is arranged at the bottom of the hydraulic jack (4), a groove is arranged in the middle of the base (2), the center of the base (2) is sleeved on the joint pipe (3), and the hydraulic jack (4) is fixed in the groove.
3. The joint box pulling device according to claim 1, wherein at least two hydraulic jacks (4) are arranged on the side surface of the joint pipe (3) uniformly in a ring shape.
4. A joint box extraction device according to claim 1, characterized in that the jacking beam (5) is provided with an installation groove therein, and the reinforcement member (6) is arranged in the installation groove.
5. A joint box extraction device according to claim 1, characterised in that the reinforcement member (6) comprises a hydraulic cylinder (61), a piston is connected to the hydraulic cylinder (61), a piston rod (62) is connected to the piston, an arc-shaped clamping plate (63) is connected to the piston rod (62), and the clamping plate (63) is dimensioned to fit the joint pipe (3).
6. A joint box pulling device according to claim 5, characterized in that the side wall of the arc-shaped clamping plate (63) close to the joint pipe (3) is provided with a backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221319259.9U CN218027674U (en) | 2022-05-30 | 2022-05-30 | Joint box pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221319259.9U CN218027674U (en) | 2022-05-30 | 2022-05-30 | Joint box pulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218027674U true CN218027674U (en) | 2022-12-13 |
Family
ID=84374781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221319259.9U Active CN218027674U (en) | 2022-05-30 | 2022-05-30 | Joint box pulling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218027674U (en) |
-
2022
- 2022-05-30 CN CN202221319259.9U patent/CN218027674U/en active Active
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