CN219219045U - Pile foundation casing positioner - Google Patents
Pile foundation casing positioner Download PDFInfo
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- CN219219045U CN219219045U CN202320188835.9U CN202320188835U CN219219045U CN 219219045 U CN219219045 U CN 219219045U CN 202320188835 U CN202320188835 U CN 202320188835U CN 219219045 U CN219219045 U CN 219219045U
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Abstract
The utility model discloses a pile foundation pile casing positioning device, which aims at the problems that the existing fixed positioning device can only fix two inner and outer pile casings with fixed sizes, and is inconvenient to position two pile casings with different thicknesses at the same time, time and labor are wasted in operation, and compatibility is greatly reduced. The fixing and positioning device can fix the inner and outer casings with different intervals, can simultaneously position the two casings with different thicknesses, is convenient and quick to operate, has higher use compatibility, reasonable design and simple structure, and is beneficial to large-scale production.
Description
Technical Field
The utility model relates to the technical field of pile foundation casing positioning, in particular to a pile foundation casing positioning device.
Background
The water-rich sand pebble layer is a typical mechanically unstable stratum and is characterized by high water-rich property, large permeability coefficient, large pebble strength, unstable force transmission among particles and the like, so that when the stratum is reinforced, the stratum is sensitive in reaction, when a cutter disc rotates for cutting, the contact pressure between the cutter disc and the pebble layer is unequal, the cutter head vibrates, collapse is easy to generate under the action of jacking force, surrounding rock disturbance and stratum deformation are caused, pore forming is difficult, underground water dilution, slurry stringing and grouting body are difficult to be uniform, and the like, so that the reinforcing effect is not ideal.
The rotary drilling bored concrete pile is a novel pile hole construction method which has the fastest development in recent years, is the most applicable pore-forming method in the market at present, and can meet the requirements of various large-scale foundation constructions.
In the prior art, the smaller inner casing is inclined due to factors such as sediment backflow, hole bottom soil dislocation and the like, so that the casing cannot play an effective protection role, aiming at the problem, the application number 202220799509.7 discloses a double-casing fixing and positioning device for a water-rich pebble layer rotary drilling pile foundation, which comprises a pile foundation casing, wherein positioning blocks distributed in a circumferential array are arranged on the pile foundation casing, a first notch and a second notch are respectively formed in the side wall of the positioning blocks, facing the pile foundation casing, of the pile foundation casing, the pile foundation casing comprises an outer casing and an inner casing which are coaxially arranged, and the outer casing and the inner casing are respectively embedded in the first notch and the second notch;
in the prior art, positioner only can fix fixed interior pile casing thickness, to this problem, has disclosed a supplementary new stake positioning mechanism of two pile casings in the patent document of application number 202121636019.7, in order to make backup pad and outer pile casing laminate more, the backup pad sets up to the arc, curved axis and the axis coincidence of outer pile casing. A plurality of locating holes are formed in the supporting plate at intervals along the circumferential direction, the supporting rod is fixed to the supporting plate through bolts, the bolts penetrate through one of the locating holes, the distance between the locating rod and the side wall of the outer casing is adjusted through adjusting bolts penetrating through different locating holes, and then the inner casing with different diameters is adapted, and meanwhile the tightness degree of the butt joint of the locating rod and the inner casing can be adjusted.
However, the existing fixing and positioning device cannot fix inner and outer casings with different intervals and simultaneously position two casings with different thicknesses, so that the operation is time-consuming and labor-consuming, and the compatibility is greatly reduced.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides the pile foundation casing positioning device which has the advantages of realizing the functions of fixing inner casings and outer casings with different distances and simultaneously positioning casings with different thicknesses, along with simple operation and wide application range.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a pile foundation pile casing positioning device comprises an outer cylinder positioning seat, an inner cylinder positioning seat and an adjusting component;
the outer cylinder positioning seat is provided with a positioning groove I, and a clamping component I is arranged on the positioning groove I;
the inner cylinder positioning seat is provided with a positioning groove II, and a clamping assembly II is arranged on the positioning groove II;
the inner cylinder positioning seat is connected with the outer cylinder positioning seat through an adjusting component, the opening directions of the first positioning groove and the second positioning groove are consistent, the adjusting component is fixedly connected with the inner cylinder positioning seat, and a moving groove which can enable the adjusting component to slide in the same direction with the inner cylinder positioning seat is formed in the outer cylinder positioning seat.
Preferably, the first clamping assembly comprises an inner clamping head and an outer clamping head; the first positioning groove is provided with a connecting groove on the inner side wall, the inner side wall opposite to the connecting groove is provided with an inner clamping head, and the outer clamping head is positioned in the connecting groove.
Preferably, the first clamping assembly further comprises a second screw rod and a second adjusting knob, the second screw rod penetrates out of the outer cylinder positioning seat along the connecting groove, the outer clamping head is in threaded connection with one end of the second screw rod, the other end of the second screw rod is connected with the second adjusting knob, the second adjusting knob is rotationally clamped on the outer side of the outer cylinder positioning seat, and the second screw rod is located at the opposite position of the inner clamping head.
Preferably, the second clamping assembly comprises a clamping arc plate; the side wall of the inner cylinder positioning seat, which is close to the outer cylinder positioning seat, is an outer arc plate, a clamping arc plate is arranged in the fixing groove, and a fixing groove is formed in the top wall of the second positioning groove.
Preferably, the second clamping assembly further comprises a third screw rod and a third adjusting knob, the third screw rod is arranged along the horizontal axis of the fixed groove, the clamping arc plate is in threaded connection with the third screw rod, the third screw rod penetrates through the clamping arc plate, one end of the third screw rod is connected to the side wall, close to the outer arc plate, of the fixed groove, the other end of the third screw rod is connected with the third adjusting knob in a three-phase mode, and the third adjusting knob is rotationally clamped on the outer side of the inner cylinder positioning seat.
Preferably, anti-slip gaskets are arranged on the clamping arc plate and the outer arc plate.
Preferably, the adjusting assembly comprises a spacing adjusting plate, a first screw rod and a first adjusting knob; the first screw rod is arranged along the horizontal direction of the moving groove, the first screw rod penetrates out of the outer cylinder positioning seat, one end of the first screw rod is in threaded connection with the interval adjusting plate, the other end of the first screw rod is connected with the first adjusting knob, and the first adjusting knob is rotationally clamped on the outer side of the outer cylinder positioning seat.
Preferably, the adjusting component further comprises a connecting block, the moving groove is located on the inner side of the outer cylinder positioning seat, a sliding groove is formed in the top of the inner wall of the moving groove, the connecting block is arranged in the sliding groove and connected with the spacing adjusting plate, and the connecting block is located on the top of the spacing adjusting plate.
Preferably, the outer cylinder positioning seat is flush with the bottom foot of the inner cylinder positioning seat.
Preferably, the first positioning groove is consistent with the second positioning groove in depth.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model discloses a pile foundation pile casing positioning device, wherein an inner cylinder positioning seat is connected with an outer cylinder positioning seat through an adjusting component, the opening directions of a first positioning groove and a second positioning groove are consistent, the adjusting component is fixedly connected with the inner cylinder positioning seat, a moving groove which can enable the adjusting component to slide in the same direction with the inner cylinder positioning seat is arranged on the outer cylinder positioning seat, the thickness adjustment of an inner casing and an outer casing is realized through a clamping component, the distance adjustment of the inner casing and the outer casing is realized through the adjusting component, the functions of fixing the inner casing and the outer casing with different distances and simultaneously positioning the casings with different thicknesses are realized, the design is reasonable, the structure is simple, and the pile foundation pile casing positioning device is beneficial to large-scale production.
Further, the distance between the outer cylinder positioning seat and the inner cylinder positioning seat is adjusted through the movement of the space adjusting plate and the first screw rod, and the first screw rod and the space adjusting plate are driven to move through rotating the first adjusting knob, so that the distance between the two protective cylinders is controlled, and the device is convenient to use in the actual production process and is beneficial to improving the working efficiency.
Further, the distance between the outer clamping head and the inner clamping head is adjusted through movement of the second screw rod, the second screw rod can be driven to rotate by rotating the second adjusting knob, so that the distance between the outer clamping head and the inner clamping head is adjusted, the outer protective cylinder with different thicknesses is adapted, the manufacturing cost is low, and the economic benefit is high.
Further, the distance between the outer arc plate and the clamping arc plate is adjusted through movement of the screw rod III, the screw rod III can be driven to rotate through rotation of the adjusting knob III, and therefore the distance between the outer arc plate and the clamping arc plate is adjusted, the inner protective cylinder with different thicknesses is adapted, and the practical application range is wide.
Further, the anti-slip gaskets are arranged on the clamping arc plates and the outer arc plates, so that the friction force between the clamping arc plates and the outer arc plates is enhanced, the positioning device can be firmly installed on the inner casing in the operation process, and the positioning device is not easy to fall off and is more stable.
Drawings
FIG. 1 is a front view of a pile casing positioning device according to the present utility model.
FIG. 2 is a top view of a pile casing positioning device according to the present utility model.
FIG. 3 is a schematic structural view of an outer cylinder positioning seat, a spacing adjusting plate and an inner cylinder positioning seat of a pile foundation casing positioning device.
Fig. 4 is an enlarged view at a in fig. 1.
In the figure: 1. an outer cylinder positioning seat; 2. a spacing adjustment plate; 3. an outer casing; 4. an inner casing; 5. an inner cylinder positioning seat; 6. a positioning groove I; 7. a first screw rod; 8. an adjusting knob I; 9. a moving groove; 10. a connecting block; 11. an inner clamping head; 12. an outer gripping head; 13. a second screw rod; 14. an adjusting knob II; 15. a positioning groove II; 16. clamping the arc plate; 17. a screw rod III; 18. and an adjusting knob III.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
The utility model will now be described in further detail with reference to specific examples, which are intended to illustrate, but not to limit, the utility model.
The utility model also provides a pile foundation casing positioning device, referring to fig. 1-4, comprising an outer cylinder positioning seat 1, an inner cylinder positioning seat 5 and an adjusting component;
comprises an outer cylinder positioning seat 1, an inner cylinder positioning seat 5 and an adjusting component;
the outer cylinder positioning seat 1 is provided with a positioning groove I6, and a clamping assembly I is arranged on the positioning groove I6;
the inner cylinder positioning seat 5 is provided with a positioning groove II 15, and a clamping assembly II is arranged on the positioning groove II 15;
the inner cylinder positioning seat 5 is connected with the outer cylinder positioning seat 1 through an adjusting component, the opening directions of the first positioning groove 6 and the second positioning groove 15 are consistent, the adjusting component is fixedly connected with the inner cylinder positioning seat 5, and the outer cylinder positioning seat 1 is provided with a moving groove 9 for the adjusting component to slide in the same direction with the inner cylinder positioning seat 5.
According to the thickness adjustment clamping assembly I of outer protective casing 3, according to the thickness adjustment clamping assembly II of interior protective casing 4, according to the interval operation adjusting assembly of interior protective casing 4 and outer protective casing 3, thereby realized fixing the interior protective casing of different intervals and the function of fixing simultaneously to the protective casings of two different thickness, reasonable in design, convenient to use can fix the stake position, consolidate the pore wall, prevent to collapse, reduced the cost of later maintenance, low cost, the technology is mature, be favorable to the quick popularization of the pile foundation fixing technology of rich water pebble layer.
In the embodiment of the present utility model, referring to fig. 4, the first clamping assembly includes an inner clamping head 11 and an outer clamping head 12; the inner side wall of the first positioning groove 6 is provided with a connecting groove, the inner side wall opposite to the connecting groove is provided with an inner clamping head 11, and the outer clamping head 12 is positioned in the connecting groove. The cooperation of inside and outside gripping head can be used for the centre gripping outer barrel casing 3, and structural design is reasonable, in the practical application in-process, has improved installation effectiveness.
In a specific embodiment of the present utility model, referring to fig. 4, the first clamping assembly further includes a second screw rod 13 and a second adjusting knob 14, the second screw rod 13 penetrates out of the outer cylinder positioning seat 1 along the connecting slot, the outer clamping head 12 is in threaded connection with one end of the second screw rod 13, the other end of the second screw rod 13 is connected with the second adjusting knob 14, the second adjusting knob 14 is rotationally clamped on the outer side of the outer cylinder positioning seat 1, and the second screw rod 13 is located at the opposite position of the inner clamping head 11. The distance between the outer clamping head 12 and the inner clamping head 11 is adjusted by the movement of the second screw rod 13. The outer cylinder positioning seat 1 is placed on the outer casing 3, the outer casing 3 is arranged in the first positioning groove 6, the second screw rod 13 can be driven to rotate by rotating the second adjusting knob 14, the second screw rod 13 drives the outer clamping head 12 to rotate, the outer clamping head 12 is matched with the inner clamping head 11 to clamp the outer casing 3, the position of the outer cylinder positioning seat 1 on the outer casing 3 is stabilized, the distance between the outer clamping head 12 and the inner clamping head 11 is adjusted, the outer casing 4 with different thicknesses is adapted, the manufacturing cost is low, and the economic benefit is high.
In an embodiment of the present utility model, referring to fig. 4, the clamping assembly two includes a clamping arc plate 16; the side wall of the inner cylinder positioning seat 5, which is close to the outer cylinder positioning seat 1, is an outer arc plate, a clamping arc plate 16 is arranged in the fixed groove, and a fixed groove is arranged on the top wall of the second positioning groove 15. The inner casing 4 is clamped by the outer arc plate and the clamping arc plate 16, so that the limiting effect is achieved.
In a specific embodiment of the present utility model, referring to fig. 4, the second clamping assembly further includes a third screw rod 17 and a third adjusting knob 18, the third screw rod 17 is disposed along a horizontal axis of the fixing groove, the clamping arc plate 16 is in threaded connection with the third screw rod 17, the third screw rod 17 passes through the clamping arc plate 16, one end of the third screw rod 17 is connected to a side wall of the fixing groove, which is close to the outer arc plate, the other end of the third screw rod 17 is connected to the third adjusting knob 18, and the third adjusting knob 18 is rotationally clamped on the outer side of the inner cylinder positioning seat 5. The distance between the outer arc plate and the clamping arc plate 16 is adjusted by the movement of the screw three 17. The inner barrel positioning seat 5 is placed on the inner protection barrel 4, the inner protection barrel 4 is arranged in the positioning groove II 15, the adjusting knob III 18 is rotated, the adjusting knob III 18 drives the screw rod III 17 to rotate, the screw rod III 17 drives the clamping arc plate 16 to move, and the clamping arc plate 16 and the outer arc plate are clamped on the inner protection barrel 4, so that the distance between the outer arc plate and the clamping arc plate 16 is adjusted, the inner protection barrel 4 with different thicknesses is adapted, and the practical application range is wide.
In the embodiment of the present utility model, referring to fig. 4, anti-slip gaskets are disposed on the clamping arc plate 16 and the outer arc plate, so that the friction force between the clamping arc plate 16 and the outer arc plate is enhanced, the positioning device can be firmly installed on the inner casing 4 in the operation process, and is not easy to fall off, more stable, and further improves the stability and the protection effect during clamping.
In the embodiment of the present utility model, referring to fig. 4, the adjusting assembly includes a spacing adjusting plate 2, a first screw rod 7, and a first adjusting knob 8; the first screw rod 7 is arranged along the horizontal direction of the moving groove 9, the first screw rod 7 penetrates out of the outer cylinder positioning seat 1, one end of the first screw rod 7 is in threaded connection with the interval adjusting plate 2, the other end of the first screw rod 7 is connected with the first adjusting knob 8, and the first adjusting knob 8 is rotationally clamped on the outer side of the outer cylinder positioning seat 1. The adjusting component is sleeved on the outer cylinder positioning seat 1, the distance between the outer cylinder positioning seat 1 and the inner cylinder positioning seat 5 is adjusted through the movement of the interval adjusting plate 2 and the screw rod 7, so that the distance between the outer protective cylinder 3 and the inner protective cylinder 4 is adjusted, the position adjustment is convenient to carry out according to actual requirements, the design is simple, the device can be adaptively and fixedly installed when facing different working environments, and the application range is wide.
In a specific embodiment of the present utility model, referring to fig. 4, the adjusting assembly further includes a connection block 10, the moving slot 9 is located at the inner side of the outer cylinder positioning seat 1, a sliding slot is disposed on the top of the inner wall of the moving slot 9, the connection block 10 is disposed in the sliding slot, the connection block 10 is connected with the spacing adjustment plate 2, the connection block 10 is located at the top of the spacing adjustment plate 2, the spacing adjustment plate 2 is connected with the outer cylinder positioning seat 1 through the connection block 10, the spacing adjustment plate 2 is fixed, the spacing adjustment plate 2 is prevented from loosening and falling off, and the design is reasonable and simple, and is convenient for application in practical production.
In the embodiment of the utility model, referring to fig. 4, the feet of the outer cylinder positioning seat 1 and the inner cylinder positioning seat 5 are flush, so as to play a role of limiting, effectively ensure that the stress of the inner and outer casings is uniform, increase the stability of the structure, keep the inner and outer casings vertical, prevent the inner and outer casings from tilting, and improve the safety performance in the construction process.
In an embodiment of the present utility model, referring to fig. 4, the depth of the first positioning groove 6 is identical to that of the second positioning groove 15. The inner adjusting component can keep moving in the horizontal direction during operation, so that the safety and reliability of the device are improved, and the structure is simple.
Claims (10)
1. The pile foundation casing positioning device is characterized by comprising an outer cylinder positioning seat (1), an inner cylinder positioning seat (5) and an adjusting component;
the outer cylinder positioning seat (1) is provided with a positioning groove I (6), and a clamping component I is arranged on the positioning groove I (6);
the inner cylinder positioning seat (5) is provided with a positioning groove II (15), and a clamping component II is arranged on the positioning groove II (15);
the inner cylinder positioning seat (5) is connected with the outer cylinder positioning seat (1) through an adjusting component, the opening directions of the first positioning groove (6) and the second positioning groove (15) are consistent, the adjusting component is fixedly connected with the inner cylinder positioning seat (5), and a moving groove (9) which can enable the adjusting component to slide in the same direction with the inner cylinder positioning seat (5) is formed in the outer cylinder positioning seat (1).
2. A pile casing positioning device according to claim 1, wherein the clamping assembly one comprises an inner clamping head (11) and an outer clamping head (12); the inner side wall of the first positioning groove (6) is provided with a connecting groove, the inner side wall opposite to the connecting groove is provided with an inner clamping head (11), and the outer clamping head (12) is positioned in the connecting groove.
3. The pile foundation casing positioning device according to claim 2, wherein the first clamping assembly further comprises a second screw rod (13) and a second adjusting knob (14), the second screw rod (13) penetrates out of the outer casing positioning seat (1) along the connecting groove, the outer clamping head (12) is in threaded connection with one end of the second screw rod (13), the other end of the second screw rod (13) is connected with the second adjusting knob (14), the second adjusting knob (14) is rotationally clamped on the outer side of the outer casing positioning seat (1), and the second screw rod (13) is located at the opposite position of the inner clamping head (11).
4. Pile casing positioning device according to claim 1, characterized in that the clamping assembly comprises two clamping arc plates (16); the side wall of the inner cylinder positioning seat (5) close to the outer cylinder positioning seat (1) is an outer arc plate, a fixing groove is formed in the top wall of the positioning groove II (15), and a clamping arc plate (16) is arranged in the fixing groove.
5. The pile foundation casing positioning device according to claim 4, wherein the clamping assembly II further comprises a screw rod III (17) and an adjusting knob III (18), the screw rod III (17) is arranged along the horizontal axis of the fixing groove, the clamping arc plate (16) is in threaded connection with the screw rod III (17), the screw rod III (17) penetrates through the clamping arc plate (16), one end of the screw rod III (17) is connected to the side wall, close to the outer arc plate, of the fixing groove, the other end of the screw rod III (17) is connected with the adjusting knob III (18), and the adjusting knob III (18) is rotatably clamped on the outer side of the inner cylinder positioning seat (5).
6. Pile casing positioning device according to claim 4, characterized in that anti-slip shims are arranged on the clamping arc plate (16) and the outer arc plate.
7. The pile foundation casing positioning device according to claim 1, wherein the adjusting assembly comprises a spacing adjusting plate (2), a first screw rod (7) and a first adjusting knob (8); the screw rod I (7) is arranged along the horizontal direction of the moving groove (9), the screw rod I (7) penetrates out of the outer cylinder positioning seat (1), one end of the screw rod I (7) is in threaded connection with the interval adjusting plate (2), the other end of the screw rod I (7) is connected with the adjusting knob I (8), and the adjusting knob I (8) is rotationally clamped on the outer side of the outer cylinder positioning seat (1).
8. The pile foundation casing positioning device according to claim 7, characterized in that the adjusting assembly further comprises a connecting block (10), the movable groove (9) is located on the inner side of the outer cylinder positioning seat (1), a sliding groove is formed in the top of the inner wall of the movable groove (9), the connecting block (10) is arranged in the sliding groove, the connecting block (10) is connected with the spacing adjusting plate (2), and the connecting block (10) is located on the top of the spacing adjusting plate (2).
9. Pile foundation casing positioning device according to claim 1, characterized in that the outer cylinder positioning seat (1) is flush with the foot of the inner cylinder positioning seat (5).
10. Pile casing positioning device according to claim 1, characterized in that the first positioning groove (6) corresponds to the second positioning groove (15) in depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320188835.9U CN219219045U (en) | 2023-02-10 | 2023-02-10 | Pile foundation casing positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320188835.9U CN219219045U (en) | 2023-02-10 | 2023-02-10 | Pile foundation casing positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219219045U true CN219219045U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320188835.9U Active CN219219045U (en) | 2023-02-10 | 2023-02-10 | Pile foundation casing positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219219045U (en) |
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2023
- 2023-02-10 CN CN202320188835.9U patent/CN219219045U/en active Active
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