CN218715264U - Tool pipe detaching joint for rear-inserted embedded steel pipe column - Google Patents
Tool pipe detaching joint for rear-inserted embedded steel pipe column Download PDFInfo
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- CN218715264U CN218715264U CN202222995013.XU CN202222995013U CN218715264U CN 218715264 U CN218715264 U CN 218715264U CN 202222995013 U CN202222995013 U CN 202222995013U CN 218715264 U CN218715264 U CN 218715264U
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Abstract
The utility model discloses a back is inserted pre-buried steel-pipe column tool pipe and is shirked and connect, including installation head, tool string, pre-buried steel-pipe column and first locating component, tool string is installed to the below of installation head, and tool string's below is provided with pre-buried steel-pipe column, and first locating component is installed to the inside left and right sides of tool string, and the upper surface looks butt of the lower surface of first locating component and pre-buried steel-pipe column, pre-buried steel pipe locating head is installed to the below of pre-buried steel-pipe column. This back is inserted buried steel-pipe column instrument pipe and is taken off and connect and be provided with first locating component and second locating component, when buried steel-pipe column upwards butt to the inside first locating component of instrument tubular column, the lower surface of second locating component butt instrument tubular column on the buried steel-pipe column in advance to can improve the reliability of instrument tubular column and buried steel-pipe column connection location.
Description
Technical Field
The utility model relates to a city construction engineering subway construction application technology field specifically is the pre-buried steel-pipe column instrument pipe of back grafting detachable joint.
Background
In urban subway engineering construction, steel columns are frequently used in order to improve the bearing capacity of the columns at multilayer stations. Not only can increase the space of the station, but also can improve the shock resistance.
When the steel upright post of the multilayer subway station is constructed, two construction modes of first inserting and second inserting are provided, and when the pile foundation is constructed, if no water exists in a pile foundation hole, a process of placing a positioner in the hole and then inserting the post can be adopted; if the underground water is abundant, the construction can be carried out only by adopting the process of back insertion when water exists in the holes. The existing construction of the steel upright post of the multilayer subway station has the following problems:
1. if the degree of difficulty is just very big for pre-buried steel stand under the downthehole condition that has water, the degree of depth that should both control the piece of burying again the direction of piece, because of the pile foundation pore-forming is darker, water pressure is higher and inner space is narrow and small, adopt that manual construction can't satisfy needs and the risk is huge.
We have proposed a tool pipe release joint for post-inserted pre-embedded steel pipe columns to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a back insert pre-buried steel-pipe column tool pipe and take off and connect to if the pre-buried steel stand degree of difficulty is just very big under the condition that has water in the downthehole in the construction of multilayer subway station steel stand that current on the existing market that the solution above-mentioned background art provided, the degree of depth that the piece was buried in the existing control will be controlled again and the direction of burying the piece, because of the pile foundation pore-forming is darker, water pressure is higher and inner space is narrow and small, adopt the unable problem that needs and risk are huge that satisfies of artifical construction.
In order to achieve the above object, the utility model provides a following technical scheme: insert pre-buried steel-pipe column tool pipe shirks and connects after, including installation head, tool string, pre-buried steel-pipe column and first locating component, the tool string is installed to the below of installation head, and the below of tool string is provided with pre-buried steel-pipe column, and first locating component is installed to the inside left and right sides of tool string in addition, and the lower surface of first locating component and the upper surface looks butt of pre-buried steel-pipe column, pre-buried steel pipe locating head is installed to the below of pre-buried steel-pipe column.
Preferably, the first reinforcing rib is arranged on the side of the mounting head, is distributed in an annular structure and is designed in an inclined structure.
By adopting the structural design, when the tubular column and the embedded steel pipe column are hoisted by the installing head, the first reinforcing rib plays a role in supporting and fixing the installing head, so that the installing head is not easy to deform when being subjected to axial force, and the tubular column and the embedded steel pipe column are safer during hoisting.
Preferably, the upper surface of the mounting head is provided with 2 suspension ring components, and the suspension ring components are symmetrical to each other along the central line of the mounting head.
By adopting the structure design, the hoisting device is connected to the hoisting ring component on the mounting head, so that the tool pipe column and the embedded steel pipe column below the mounting head can be hoisted and moved conveniently.
Preferably, the central line of the tool pipe column and the central line of the embedded steel pipe column are overlapped, and the diameter of the tool pipe column is larger than that of the embedded steel pipe column.
Adopt above-mentioned structural design, be convenient for with pre-buried steel-pipe column fixed connection in the below of instrument tubular column to it is downthehole to the ground to be convenient for carry on pre-buried to pre-buried steel-pipe column.
Preferably, the left side and the right side of the tool pipe column are provided with pin release oil cylinders through fixing bolts, the telescopic pins are arranged on one sides of the embedded steel pipe columns opposite to the pin release oil cylinders, positioning grooves are formed in the left side and the right side of the inside of the embedded steel pipe columns, and the center lines of the positioning grooves and the center lines of the telescopic pins coincide with each other.
Adopt above-mentioned structural design, upwards butt to the inside first locating component of tool string with pre-buried steel-pipe column, and hug closely first locating component's lower surface, the central line of telescopic pin and the central line of constant head tank coincide each other this moment, then start the round pin hydro-cylinder, the round pin hydro-cylinder that takes off drives the telescopic pin and removes to hugging closely the constant head tank to pre-buried steel-pipe column direction, thereby accomplish the fixed connection of tool string and pre-buried steel-pipe column, after pre-buried completion of pre-buried steel-pipe column, start the round pin hydro-cylinder that takes off, the round pin hydro-cylinder that takes off drives the telescopic pin and removes to breaking away from the constant head tank to tool string direction, thereby make tool string and pre-buried steel-pipe column accomplish and shirk.
Preferably, a second positioning assembly is installed on the outer side of the embedded steel pipe column, a second reinforcing rib is installed on the second positioning assembly, and the upper surface of the second positioning assembly is abutted to the lower surface of the tool pipe column.
By adopting the structure design, when the embedded steel pipe column is upwards abutted to the first positioning component inside the tool pipe column, the second positioning component on the embedded steel pipe column is abutted to the lower surface of the tool pipe column, so that the reliability of connecting and positioning the tool pipe column and the embedded steel pipe column can be improved.
Compared with the prior art, the beneficial effects of the utility model are that: this back is inserted pre-buried steel-pipe column instrument pipe and is shirked joint:
1. the embedded steel pipe column pre-burying device is provided with a positioning groove, a pin removing oil cylinder and a telescopic pin, the embedded steel pipe column is upwards abutted to a first positioning component inside the tool pipe column and is tightly attached to the lower surface of the first positioning component, at the moment, the central line of the telescopic pin and the central line of the positioning groove coincide with each other, then the pin removing oil cylinder is started, the pin removing oil cylinder drives the telescopic pin to move towards the embedded steel pipe column to be tightly attached to the positioning groove, so that the fixed connection between the tool pipe column and the embedded steel pipe column is completed, after the embedded steel pipe column is pre-buried, the pin removing oil cylinder is started, the pin removing oil cylinder drives the telescopic pin to move towards the tool pipe column to be separated from the positioning groove, so that the tool pipe column and the embedded steel pipe column are detached without welding or underwater cutting, the operation difficulty of construction personnel can be reduced, the construction safety and the reliability can be ensured, and the use cost of equipment and materials can be reduced;
2. the mounting head and the first reinforcing ribs are arranged, when the tool pipe column and the embedded steel pipe column are hoisted through the mounting head, the first reinforcing ribs play a role in supporting and fixing the mounting head, so that the mounting head is not easy to deform when being subjected to axial force, and the tool pipe column and the embedded steel pipe column are safer during hoisting;
3. be provided with first locating component and second locating component, when pre-buried steel-pipe column upwards butt to the inside first locating component of tool string, second locating component butt tool string's on the pre-buried steel-pipe column lower surface to can improve the reliability of tool string and pre-buried steel-pipe column connection location.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the joint between the tool string and the pre-buried steel pipe string according to the present invention;
FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 4 is an enlarged schematic structural diagram of the point B in fig. 2 according to the present invention.
In the figure: 1. a mounting head; 2. a first reinforcing rib; 3. a lifting ring assembly; 4. a tool string; 5. pre-burying a steel pipe column; 6. positioning a groove; 7. a first positioning assembly; 8. fixing the bolt; 9. a pin removal oil cylinder; 10. a retractable pin; 11. a second positioning assembly; 12. a second reinforcing rib; 13. and embedding a steel pipe positioning head.
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. 1-4, the present invention provides a technical solution: the rear-inserted embedded steel pipe tool pipe disconnecting joint comprises an installing head 1, a first reinforcing rib 2, a lifting ring component 3, a tool pipe column 4, an embedded steel pipe column 5, a positioning groove 6, a first positioning component 7, a fixing bolt 8, a pin disconnecting oil cylinder 9, a telescopic pin 10, a second positioning component 11, a second reinforcing rib 12 and an embedded steel pipe positioning head 13, wherein the tool pipe column 4 is installed below the installing head 1, the first reinforcing rib 2 is installed on the side of the installing head 1, the first reinforcing rib 2 is distributed in an annular structure, the first reinforcing rib 2 is designed in an inclined structure, when the tool pipe column 4 and the embedded steel pipe column 5 are hoisted through the installing head 1, the first reinforcing rib 2 plays a role in supporting and fixing the installing head 1, the installing head 1 is not easy to deform when being subjected to axial force, and therefore the tool pipe column 4 and the embedded steel pipe column 5 are safer in hoisting, the upper surface of the mounting head 1 is provided with 2 hoisting ring components 3, the hoisting ring components 3 are mutually symmetrical along the central line of the mounting head 1, a hoisting device is connected onto the hoisting ring components 3 on the mounting head 1, so that a tool pipe column 4 and an embedded steel pipe column 5 below the mounting head 1 can be conveniently hoisted and moved, the central line of the tool pipe column 4 and the central line of the embedded steel pipe column 5 are superposed with each other, the diameter of the tool pipe column 4 is larger than that of the embedded steel pipe column 5, the embedded steel pipe column 5 is conveniently and fixedly connected below the tool pipe column 4, so that the embedded steel pipe column 5 can be embedded into a foundation hole, the embedded steel pipe column 5 is arranged below the tool pipe column 4, the left side and the right side of the inside of the tool pipe column 4 are provided with first positioning components 7, and the lower surfaces of the first positioning components 7 are abutted against the upper surfaces of the embedded steel pipe columns 5, the left and right sides of the tool pipe column 4 are provided with a pin removal oil cylinder 9 through a fixing bolt 8, one side of the relative embedded steel pipe column 5 of the pin removal oil cylinder 9 is provided with a telescopic pin 10, the left and right sides of the inside of the embedded steel pipe column 5 are provided with positioning grooves 6, and the central line of the positioning grooves 6 and the central line of the telescopic pin 10 coincide with each other.
Upwards butt the pre-buried steel pipe column 5 to the inside first locating component 7 of tool pipe column 4, and hug closely the lower surface of first locating component 7, the central line of telescopic pin 10 and the central line of constant head tank 6 coincide each other this moment, then start out the round pin hydro-cylinder 9, the round pin hydro-cylinder 9 that takes off drives telescopic pin 10 and removes to hugging closely constant head tank 6 to pre-buried steel pipe column 5 orientation, thereby accomplish the fixed connection of tool pipe column 4 and pre-buried steel pipe column 5, after pre-buried completion of pre-buried steel pipe column 5, start out the round pin hydro-cylinder 9, the round pin hydro-cylinder 9 that takes off drives telescopic pin 10 and removes to breaking away from constant head tank 6 to tool pipe column 4 orientation, thereby make tool pipe column 4 and pre-buried steel pipe column 5 accomplish and shirk, second locating component 11 is installed in the outside of pre-buried steel pipe column 5, and install second strengthening rib 12 on the second locating component 11, and the upper surface of second locating component 11 and the lower surface butt of tool pipe column 4, when pre-buried steel pipe column 5 upwards reaches the inside first locating component 7 of tool pipe column 4, the butt of pre-buried steel pipe column 5 butt 13 is installed.
The working principle is as follows: when using this embedded steel pipe post instrument pipe of back inserting to shirk and connect, at first, with the butt joint of instrument tubular column 4 and embedded steel pipe post 5, make up butt to the inside first locating component 7 of instrument tubular column 4 with embedded steel pipe post 5, and hug closely the lower surface of first locating component 7, the central line of telescopic pin 10 and the central line of locating slot 6 coincide each other this moment, then start out the round pin hydro-cylinder 9, the round pin hydro-cylinder 9 that takes off drives telescopic pin 10 and removes to hugging closely locating slot 6 to embedded steel pipe post 5 direction, thereby accomplish the fixed connection of instrument tubular column 4 and embedded steel pipe post 5, then connect hoisting device on installing the rings subassembly 3 on the head 1, to the instrument tubular column 4 and the embedded steel pipe post 5 handling of installing the head 1 below to the drill way, insert the embedded steel pipe head 13 of embedded steel pipe post 5 below pile foundation internal adjustment axis and the degree of depth.
When the concrete is initially set, the pin-removing oil cylinder 9 is started, the pin-removing oil cylinder 9 drives the telescopic pin 10 to move towards the tool pipe column 4 to the separating positioning groove 6, so that the tool pipe column 4 and the embedded steel pipe column 5 are detached, and the tool pipe column 4 and the embedded steel pipe column 5 are separated to complete the embedded section construction. Thereby completing a series of works. Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. Insert pre-buried steel-pipe column tool pipe after and shirk and connect, including installation head (1), tool string (4), pre-buried steel-pipe column (5) and first locating component (7), its characterized in that: the tool pipe column (4) is installed below the installing head (1), a pre-buried steel pipe column (5) is arranged below the tool pipe column (4), first positioning components (7) are installed on the left side and the right side of the inside of the tool pipe column (4), the lower surface of each first positioning component (7) is abutted to the upper surface of the corresponding pre-buried steel pipe column (5), and a pre-buried steel pipe positioning head (13) is installed below the corresponding pre-buried steel pipe column (5).
2. The rear-inserted embedded steel pipe column tool pipe disconnecting joint according to claim 1, characterized in that: first strengthening rib (2) are installed to the side of installation head (1), and first strengthening rib (2) are the annular structure and distribute, and first strengthening rib (2) are the inclined structure design moreover.
3. The rear-inserted embedded steel pipe column tool pipe disconnecting joint according to claim 1, characterized in that: the upper surface of the mounting head (1) is provided with 2 lifting ring components (3), and the lifting ring components (3) are symmetrical to each other along the center line of the mounting head (1).
4. The rear-inserted embedded steel pipe column tool pipe disconnecting joint according to claim 1, characterized in that: the central line of the tool pipe column (4) and the central line of the embedded steel pipe column (5) are overlapped, and the diameter of the tool pipe column (4) is larger than that of the embedded steel pipe column (5).
5. The rear-inserted embedded steel pipe column tool pipe disconnecting joint according to claim 1, characterized in that: the tool pipe column is characterized in that the left side and the right side of the tool pipe column (4) are provided with pin-out oil cylinders (9) through fixing bolts (8), telescopic pins (10) are arranged on one sides of the relative embedded steel pipe columns (5) of the pin-out oil cylinders (9), positioning grooves (6) are formed in the left side and the right side of the inner portions of the embedded steel pipe columns (5), and the center lines of the positioning grooves (6) and the center lines of the telescopic pins (10) are overlapped.
6. The rear-inserted embedded steel pipe column tool pipe detachable joint as claimed in claim 1, wherein: and a second positioning component (11) is installed on the outer side of the embedded steel pipe column (5), a second reinforcing rib (12) is installed on the second positioning component (11), and the upper surface of the second positioning component (11) is abutted to the lower surface of the tool pipe column (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222995013.XU CN218715264U (en) | 2022-11-10 | 2022-11-10 | Tool pipe detaching joint for rear-inserted embedded steel pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222995013.XU CN218715264U (en) | 2022-11-10 | 2022-11-10 | Tool pipe detaching joint for rear-inserted embedded steel pipe column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218715264U true CN218715264U (en) | 2023-03-24 |
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ID=85615078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222995013.XU Active CN218715264U (en) | 2022-11-10 | 2022-11-10 | Tool pipe detaching joint for rear-inserted embedded steel pipe column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218715264U (en) |
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2022
- 2022-11-10 CN CN202222995013.XU patent/CN218715264U/en active Active
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