CN213952210U - Tubular pile connecting device - Google Patents
Tubular pile connecting device Download PDFInfo
- Publication number
- CN213952210U CN213952210U CN202021275884.9U CN202021275884U CN213952210U CN 213952210 U CN213952210 U CN 213952210U CN 202021275884 U CN202021275884 U CN 202021275884U CN 213952210 U CN213952210 U CN 213952210U
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- CN
- China
- Prior art keywords
- tubular pile
- connector
- joint
- connecting device
- adapter sleeve
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- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000309551 Arthraxon hispidus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to a cast stake connecting device, including first tubular pile and second tubular pile, the one end threaded connection of first tubular pile is in the thread bush of connector, the connector is equipped with the dop, the dop forms along the annular joint groove of connector circumference extension with between the connector, the one end threaded connection of second tubular pile has the adapter sleeve, be equipped with a plurality of spouts in the adapter sleeve, the degree of depth of spout is from the one end of keeping away from the second tubular pile towards the other end deepening gradually, sliding connection has the joint piece in the spout, be equipped with the reset spring that drives all joint pieces and remove towards the direction at first tubular pile place in the adapter sleeve, the connector is worn to establish in the adapter sleeve, joint piece joint is in the annular joint inslot. The utility model provides a joint spare can design the cast stake connecting device for rigid structure, the poor problem of intensity that joint spare design leads to for elastic structure when having solved current tubular pile joint and connecting.
Description
Technical Field
The utility model relates to a mechanical connection technical field of precast tubular pile among civil engineering's pile foundation engineering especially relates to a cast stake connecting device.
Background
With the rapid development of Chinese economy, city construction, ocean development and the like are also fierce, and how to effectively utilize underground space of cities and rich resources in deep sea becomes an important subject for next development and utilization of city centers with precious land and great sea rich in treasures. What is necessary to be able to make rational use of the underground space is a breakthrough development with innovation in pile foundation engineering. In the prior mechanical connection precast pile, a common connecting piece usually adopts an elastic clamping or welding process. The existing elastic clamping structure is clamped in through the elastic deformation of the clamping piece, so that the safety and the stability of engineering are difficult to guarantee on the anti-pulling strength.
SUMMERY OF THE UTILITY MODEL
The utility model provides a joint spare can design the cast stake connecting device for rigid structure, the poor problem of intensity that joint spare design leads to for elastic structure when having solved current tubular pile joint and connecting.
The technical problem is solved by the following technical scheme: the utility model provides a cast stake connecting device, includes first tubular pile and second tubular pile, the one end threaded connection of first tubular pile is in the thread bush of connector, the connector is equipped with the dop, form the annular joint groove that extends along connector circumference between dop and the connector, the one end threaded connection of second tubular pile has the adapter sleeve, be equipped with a plurality of spouts in the adapter sleeve, the degree of depth of spout is from the one end of keeping away from the second tubular pile towards the other end deepening gradually, sliding connection has the joint piece in the spout, be equipped with the reset spring that drives all joint pieces and remove towards the direction at first tubular pile place in the adapter sleeve, the connector is worn to establish in the adapter sleeve, joint piece joint is in the annular joint inslot. This technical scheme for fall back through the spring and make the joint piece separately supply the joint head to pass between the joint piece, then the joint piece resets and opens at annular joint inslot under the drive effect of spring to the feasible joint piece and connector design are high strength and satisfy the connection needs of high strength.
Preferably, the cartridge is spherical. The separation of the snap-in blocks can be reliably driven during insertion.
Preferably, the end face, away from one end of the first tubular pile, of the clamping block is a curved surface. The tangent line of the part of the curved surface closest to the other tubular pile faces to the direction of the other tubular pile. The reliability when the connection blocks are separated can be further improved.
Preferably, one end of the sliding groove, which is far away from the second tubular pile, is provided with an end wall, and the other end of the sliding groove is open. During assembly, the clamping block is inserted from the opening end of the sliding groove, so that the clamping block is convenient to assemble. After the clamping blocks are assembled, the connecting cylinder is connected to the tubular pile through threads, and the clamping blocks cannot fall off.
Preferably, the one end of adapter sleeve is equipped with the major diameter section, and the internal surface in major diameter section is equipped with the screw thread, the adapter sleeve passes through the screw thread is in the same place with second tubular pile threaded connection. The strength of the connecting sleeve can be improved.
Preferably, the clamping block is provided with an extension section positioned on the periphery of the return spring. The reliability in connection and driving can be improved.
Preferably, the connector is provided with a sounding elastic sheet, the sounding elastic sheet is located in the annular clamping groove, and the sounding elastic sheet is pressed by at least one clamping block. Whether two tubular piles are connected or not can be judged by judging whether the two tubular piles are connected or not.
Preferably, the sounding elastic sheet is of an annular structure extending along the circumferential direction of the connector. The reliability that the sounding piece is impacted by the clamping block is improved. That is, the reliability of sound production is improved.
The utility model discloses following beneficial effect has: the structure is tight; the construction operation of a single connecting piece is simpler and the construction period is shortened after the traditional multi-connecting piece form is changed; the existing pulling resistance is improved, the annular shearing of the shoulder blocking ball is changed into the lateral extrusion which depends on the annular shearing strength of the shoulder blocking ball and the internal structure of the sleeve, and the mechanical property is more excellent; the factory prefabricated construction can better cope with the complex environment on site, and meanwhile, the unified prefabrication cost is more economic and the installation is more convenient; the structural strength of the joint can be designed to meet the high strength connection requirements.
Drawings
Fig. 1 is a schematic view of a first embodiment of the present invention;
fig. 2 is a partial schematic view of a second embodiment of the present invention.
In the figure: the pipe pile comprises a first pipe pile 1, a second pipe pile 2, a first pipe pile part external thread section 3, a connector 4, a thread sleeve 5, a clamping head 19, an annular clamping groove 6, a second pipe pile part external thread section 7, a connecting sleeve 8, a sliding groove 9, a large-diameter section 10, an end wall 11, a step 12, a clamping block 13, a reset spring 14, an end face 15 of the clamping block far away from one end of the first pipe pile, a tangent line 16 of a part of a curved surface closest to the other pipe pile, an extension section 17 and a sounding elastic sheet 18.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
First embodiment, referring to fig. 1, a tubular pile connecting device includes a first tubular pile 1 and a second tubular pile 2. The first tubular pile is a reinforced concrete mechanism. One end of the first tubular pile is provided with an external thread section 3 of the first tubular pile part. The external thread section of the first tubular pile part is an external thread steel sleeve cast on the first tubular pile. One end of the first tubular pile is connected in the threaded sleeve 5 of the connector 4 through the external thread section of the first tubular pile part. The connector is provided with a chuck 19. The connector is cylindrical. The chuck is spherical. An annular clamping groove 6 extending along the circumferential direction of the connector is formed between the clamping head and the connector. One end of the second tubular pile is provided with an external thread section 7 of the second tubular pile part. The external thread section of the second tubular pile part is an external thread steel sleeve cast on the first tubular pile. The second tubular pile is connected with the inside of the connecting sleeve 8 through the external thread section of the second tubular pile part. The inner peripheral surface of the connecting sleeve is provided with a plurality of sliding chutes 9 distributed along the circumferential direction of the connecting sleeve. One end of the connecting sleeve is provided with a large-diameter section 10, and the inner surface of the large-diameter section is provided with threads. The connecting sleeve is connected with the second tubular pile through threads. The degree of depth of spout is from keeping away from the one end of second tubular pile towards the other end gradual deepening. One end of the chute, which is far away from the second tubular pile, is provided with an end wall 11, and the other end of the chute is open and penetrates through a step 12 formed between the connecting sleeve and the large-diameter section. A clamping block 13 is connected in the sliding groove in a sliding way. The connecting sleeve is internally provided with a return spring 14 which drives all the clamping blocks to move towards the direction of the first tubular pile. The connector is arranged in the connecting sleeve in a penetrating way. The clamping block is clamped in the annular clamping groove. The clamping block is in fit contact with the spherical surface of the clamping head. The end face 15 of the clamping block, which is far away from one end of the first tubular pile, is a curved surface. The tangent 16 of the curved surface closest to the other tubular pile faces the other tubular pile. The clamping block is provided with an extension section 17 positioned at the periphery of the return spring.
Assembly the utility model discloses a method does: the clamping blocks and the return springs are installed into the connecting sleeves from the sections where the large-diameter sections of the connecting sleeves are located, and then the clamping blocks and the return springs are connected to external thread sections of the second tubular pile portion of the second tubular pile, so that the ends, provided with the external thread sections, of the two tubular piles are opposite and located in the same vertical straight line; the second tubular pile is moved downwards to be close to enable the connector to be inserted into the connecting sleeve and clamped in the annular clamping groove to the clamping block, the clamping head drives the clamping block to slide in the sliding groove towards the direction far away from the connector and extrude the reset spring in the process of inserting the connector, the clamping block moves to reset as a result, the clamping block is clamped in the annular clamping groove to prevent the connector from being pulled out of the connecting sleeve, and the clamping block impacts the connector to make a sound when resetting; and judging whether the clamping block is clamped in the annular clamping groove by hearing whether the sound is emitted or not during assembly, if the sound is heard, indicating that the clamping block is clamped in the annular clamping groove, and if not, indicating that the clamping block is not clamped in the annular clamping groove.
The second embodiment is different from the first embodiment in that:
referring to fig. 2, the connector is provided with a sounding elastic sheet 18. The sounding elastic sheet is positioned in the annular clamping groove. The sounding elastic sheet is pressed by at least one clamping block. The sounding elastic sheet is of an annular structure extending along the circumferential direction of the connector and is pressed by the clamping block. In the assembling process, the clamping block impacts the sounding elastic sheet to make sound when being clamped into the annular clamping groove.
Claims (8)
1. The utility model provides a cast stake connecting device, a serial communication port, including first tubular pile and second tubular pile, the one end threaded connection of first tubular pile is in the thread bush of connector, the connector is equipped with the dop, the dop forms the annular joint groove that extends along connector circumference with between the connector, the one end threaded connection of second tubular pile has the adapter sleeve, be equipped with a plurality of spouts in the adapter sleeve, the degree of depth of spout is from the one end of keeping away from the second tubular pile towards the other end deepening gradually, sliding connection has the joint piece in the spout, be equipped with the reset spring that drives all joint pieces and remove towards the direction at first tubular pile place in the adapter sleeve, the connector is worn to establish in the adapter sleeve, joint piece joint is in the annular joint inslot.
2. The tubular pile connecting device according to claim 1, wherein the collet is spherical.
3. The tubular pile connecting device according to claim 1, wherein the end surface of the clamping block away from the first tubular pile is a curved surface, and a tangent line of a portion of the curved surface closest to the other tubular pile faces the direction of the other tubular pile.
4. The tubular pile connecting device according to claim 1, wherein the chute has an end wall at an end away from the second tubular pile and an open end at the other end.
5. The tubular pile connecting device according to claim 1, wherein the connecting sleeve has a large diameter section at one end thereof, and a thread is formed on an inner surface of the large diameter section, and the connecting sleeve is screwed with the second tubular pile through the thread.
6. The tubular pile connecting device according to claim 1, wherein the engaging piece is provided with an extension located at the periphery of the return spring.
7. The tubular pile connecting device according to claim 1, wherein the connecting head is provided with a sounding elastic sheet, the sounding elastic sheet is located in the annular clamping groove, and the sounding elastic sheet is pressed by at least one clamping block.
8. The tubular pile connecting device according to claim 7, wherein the sounding elastic sheet is an annular structure extending along the circumferential direction of the connecting head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021275884.9U CN213952210U (en) | 2020-07-03 | 2020-07-03 | Tubular pile connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021275884.9U CN213952210U (en) | 2020-07-03 | 2020-07-03 | Tubular pile connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213952210U true CN213952210U (en) | 2021-08-13 |
Family
ID=77191869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021275884.9U Active CN213952210U (en) | 2020-07-03 | 2020-07-03 | Tubular pile connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213952210U (en) |
-
2020
- 2020-07-03 CN CN202021275884.9U patent/CN213952210U/en active Active
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