CN216553867U - Tree root pile high pressure slip casting steel pipe bolt assembled hole packer - Google Patents
Tree root pile high pressure slip casting steel pipe bolt assembled hole packer Download PDFInfo
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- CN216553867U CN216553867U CN202122834697.0U CN202122834697U CN216553867U CN 216553867 U CN216553867 U CN 216553867U CN 202122834697 U CN202122834697 U CN 202122834697U CN 216553867 U CN216553867 U CN 216553867U
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- hole packer
- steel pipe
- sealing cap
- grouting
- sealing
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Abstract
The utility model discloses a tree root pile high-pressure grouting steel pipe bolt assembling type hole packer, and belongs to the technical field of hole packers. Including the sealing cap that is used for sealed slip casting steel pipe and be used for fixing the joint subassembly of sealing cap, sealing cap can dismantle with the joint subassembly and be connected. The lower buckle of the hole packer is fastened on the outer wall of the grouting pipe by using the bolt, and the lower buckle and the grouting pipe are fastened and connected by the bolt, so that the fixing effect is good; secondly, two layers of rubber sealing rings are arranged in the sleeve of the sealing cap, so that the sealing cap has excellent sealing effect and buffering effect; thirdly, the hole packer adopts an assembly type arrangement of an upper sealing cap and a lower buckle, is fastened by using bolts, can be assembled and disassembled only by a wrench, and is convenient to operate, time-saving and labor-saving; finally, the hole packer is made of steel, the durability is long, the high-pressure grouting hole packer and the grouting pipe are fastened by using bolts, the hole packer can be disassembled to be replaced to other grouting steel pipes for hole sealing and grouting after grouting is completed, the hole packer can be repeatedly used, and the overall use cost is low.
Description
Technical Field
The utility model belongs to the technical field of hole packers, and particularly relates to a high-pressure grouting steel pipe bolt assembled hole packer for a tree root pile.
Background
The root pile is a small-diameter cast-in-situ bored pile, and can be used for foundation reinforcement of story-adding reconstruction engineering, underpinning of the foundation of an existing building when an underground tunnel is constructed under the existing building, or used as a building on a side slope and under a wharf to improve the bearing capacity of the foundation and the stability of the side slope.
The construction process of the tree root pile mainly comprises drilling a hole with a pipe, grouting a steel pipe into the hole, backfilling gravel materials, pulling up a protective wall sleeve, primary normal-pressure grouting, secondary high-pressure grouting and pile forming and the like. The designed diameter of the root pile is generally 200mm, a grouting steel pipe with the diameter of 89mm is inserted, a hole packer for connecting the grouting steel pipe and a grouting guide pipe in a hole is usually arranged during high-pressure grouting, cement grout enters the grouting steel pipe in the hole through the grouting guide pipe and the hole packer under the action of high pressure, and passes through a filling material through the grouting hole arranged at the bottom of the grouting steel pipe and returns to the hole opening from bottom to top; in the process of high-pressure grouting, the hole packer bears high-pressure recoil acting force caused by slurry return, so that the hole packer needs to be sealed and fixed at the orifice of a grouting pipe by adopting certain technical measures to ensure that the grouting effect is achieved.
The existing joint hole packer is usually fixed by adopting a binding method, and a grouting guide pipe is fixed by welding angle steel at the top end of a steel pipe and binding the angle steel by adopting a steel strand. The binding method mainly depends on the tension of the binding steel strand to resist the recoil force of slurry, the field operation is simple, but the steel strand is easy to loosen after being used for a long time, the structure is not stable enough, the assembly and disassembly are not convenient enough, and the hole sealing fixing effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model firstly aims to provide a bolt-assembled hole packer for high-pressure grouting of a steel pipe for a tree root pile, which has the advantages of stable structure, good sealing effect, convenience in disassembly and assembly, low manufacturing cost and convenience in use and popularization.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides a tree root pile high-pressure grouting steel pipe bolt assembled hole packer which comprises a sealing cap used for sealing a grouting steel pipe and a clamping component used for fixing the sealing cap, wherein the sealing cap is detachably connected with the clamping component.
Furthermore, the clamping assembly comprises two semicircular buckles, and the two buckles are detachably connected and combined to form a circular structure.
Further, two one side of buckle is articulated, just the opposite side of buckle is provided with the butt joint screw, two the butt joint screw of buckle passes through bolt fixed connection. In the utility model, the two semicircular buckles can be combined and sleeved outside the grouting steel pipe and fixed through the bolt.
Further, the inside of buckle still is provided with the fastening line that is used for antiskid.
Furthermore, there is the pterygoid lamina in the both sides of sealed cap, set up first connecting hole on the pterygoid lamina, be provided with on the buckle with the corresponding second connecting hole in first connecting hole position, first connecting hole passes through bolt fixed connection with the second connecting hole. The hole packer is fastened on the outer wall of the grouting steel pipe through the lower buckle, the buckle is connected with the upper sealing cap through the bolt, so that the hole packer and the grouting steel pipe achieve fixing and sealing effects, and after high-pressure grouting in the hole is completed, the bolt is removed to achieve convenient and fast disassembly.
Further, the wing plates on two sides of the sealing cap are symmetrical.
Further, the inside of sealed cap still is provided with first sealed recess and the sealed recess of second, all be provided with the sealing washer in first sealed recess and the sealed recess of second. The sealing cap is provided with the sealing groove and the sealing ring, so that sealing and buffering effects are achieved.
Further, the top of the sealing cap is also provided with a connector for connecting a grouting guide pipe.
Further, the installation process of the hole packer is as follows: firstly, sleeving a buckle on the outer wall of a grouting steel pipe, then penetrating a bolt to screw a nut tightly, and firmly fixing the buckle on the grouting steel pipe; secondly, sleeving a sealing cap on the pipe orifice of the grouting steel pipe, and aligning the bolt hole position with the lower buckle bolt hole; and finally, inserting a connecting bolt into the sealing cap and the lower buckle bolt hole and screwing the nut to fasten the sealing cap and the lower buckle bolt hole.
The advantages of the utility model are, compared to the prior art:
firstly, the lower buckle of the high-pressure grouting steel pipe hole packer is fastened on the outer wall of a grouting pipe by using a bolt, and the high-pressure grouting steel pipe hole packer and the grouting pipe are fastened and connected by the bolt, so that the fixing effect is good;
secondly, two layers of rubber sealing rings are arranged in the sealing cap sleeve of the hole packer, the diameter of the sealing cap after the sealing rings are installed is smaller than the outer diameter of the grouting steel pipe, and the sealing effect is good after the sealing caps are installed and fixed;
thirdly, the high-pressure grouting hole packer adopts an assembly type arrangement of an upper sealing cap and a lower buckle, is fastened by bolts, can be assembled and disassembled only by a wrench, and is convenient to operate, time-saving and labor-saving;
finally, the hole packer is made of steel, the durability is long, the high-pressure grouting hole packer and the grouting pipe are fastened by bolts, the temporary connection is achieved, the hole packer can be disassembled to be replaced to other grouting steel pipes for hole sealing and grouting after grouting is completed, the hole packer can be repeatedly used, and the overall use cost is low.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the sealing cap of the present invention.
Figure 3 is a schematic view of the construction of the clamping assembly of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
referring to fig. 1-3, the utility model provides a tree root pile high-pressure grouting steel pipe bolt assembly type hole packer, which comprises a sealing cap 1 for sealing a grouting steel pipe and a clamping component 2 for fixing the sealing cap 1, wherein the sealing cap 1 is detachably connected with the clamping component 2.
The clamping assembly 2 comprises two semicircular buckles 3, and the buckles 3 can be detachably connected and combined to form a circular structure.
Two one side of buckle 3 is articulated, just the opposite side of buckle 3 is provided with butt joint screw 31, two butt joint screw 31 of buckle 3 passes through bolt fixed connection. In the utility model, the two semicircular buckles 3 can be combined and sleeved outside the grouting steel pipe and fixed by bolts.
The inner side of the buckle 3 is also provided with a fastening grain 32 for preventing slipping.
There is pterygoid lamina 11 sealed cap 1's both sides, set up first connecting hole 12 on the pterygoid lamina 11, be provided with on the buckle 3 with first connecting hole 12 corresponding second connecting hole 33 in position, first connecting hole 12 passes through bolt fixed connection with second connecting hole 33. The hole packer is fastened on the outer wall of a grouting steel pipe through the lower buckle 3, the buckle 3 is connected with the upper sealing cap 1 through the bolt, the hole packer and the grouting steel pipe achieve fixing and sealing effects, and after high-pressure grouting is completed in a hole, the bolt is detached conveniently.
The wing plates 11 on both sides of the sealing cap 1 are symmetrical.
The inside of sealing cap 1 still is provided with first sealed recess 13 and second sealed recess 14, all be provided with sealing washer 15 in first sealed recess 13 and the second sealed recess 14. The sealing cap 1 is provided with the sealing groove and the sealing ring, so that sealing and buffering effects are achieved.
The top of the sealing cap 1 is also provided with a connector 4 for connecting a grouting guide pipe.
The installation process of the hole packer comprises the following steps: firstly, sleeving a buckle 3 on the outer wall of a grouting steel pipe, then penetrating a bolt to screw a nut, and firmly fixing the buckle 3 on the grouting steel pipe; secondly, sleeving the sealing cap 1 on the pipe orifice of the grouting steel pipe, and aligning the bolt hole position with the bolt hole of the lower buckle 3; finally, a connecting bolt is inserted into the bolt hole of the sealing cap 1 and the lower buckle 3, and the nut is tightened to fasten the sealing cap and the lower buckle.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The high-pressure grouting steel pipe bolt assembled hole packer is characterized by comprising a sealing cap used for sealing a grouting steel pipe and a clamping component used for fixing the sealing cap, wherein the sealing cap is detachably connected with the clamping component.
2. The root pile high-pressure grouting steel pipe bolt fabricated hole packer as claimed in claim 1, wherein the clamping component comprises two semicircular buckles, and the two buckles are detachably connected and combined to form a circular structure.
3. The root pile high-pressure grouting steel pipe bolt fabricated hole packer as claimed in claim 2, wherein one side of the two buckles is hinged, the other side of the two buckles is provided with butt-joint screw holes, and the butt-joint screw holes of the two buckles are fixedly connected through bolts.
4. The root pile high-pressure grouting steel pipe bolt fabricated hole packer as claimed in claim 2, wherein the inner side of the buckle is further provided with fastening lines for preventing slipping.
5. The bolt-assembled hole packer for high-pressure grouting of a root pile according to claim 2, wherein wing plates are arranged on two sides of the sealing cap, a first connecting hole is formed in each wing plate, a second connecting hole corresponding to the first connecting hole is formed in each buckle, and the first connecting hole and the second connecting hole are fixedly connected through bolts.
6. A tree root pile high-pressure grouting steel pipe bolt fabricated hole packer as claimed in claim 5, wherein the wing plates on two sides of the sealing cap are symmetrical.
7. The high-pressure grouting steel pipe bolt fabricated hole packer for the root pile as claimed in claim 1, wherein the sealing cap is further provided with a first sealing groove and a second sealing groove inside, and the first sealing groove and the second sealing groove are both provided with sealing rings.
8. The root pile high-pressure grouting steel pipe bolt fabricated hole packer as claimed in claim 1, wherein the top of the sealing cap is further provided with a connector for connecting a grouting guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122834697.0U CN216553867U (en) | 2021-11-18 | 2021-11-18 | Tree root pile high pressure slip casting steel pipe bolt assembled hole packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122834697.0U CN216553867U (en) | 2021-11-18 | 2021-11-18 | Tree root pile high pressure slip casting steel pipe bolt assembled hole packer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216553867U true CN216553867U (en) | 2022-05-17 |
Family
ID=81574350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122834697.0U Active CN216553867U (en) | 2021-11-18 | 2021-11-18 | Tree root pile high pressure slip casting steel pipe bolt assembled hole packer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216553867U (en) |
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2021
- 2021-11-18 CN CN202122834697.0U patent/CN216553867U/en active Active
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