CN218204386U

CN218204386U - Length-adjustable pile feeder of static pressure pile machine

Info

Publication number: CN218204386U
Application number: CN202222463860.1U
Authority: CN
Inventors: 邱文龙; 周俊豪
Original assignee: Wuxi Rongliang Construction Development Co ltd
Current assignee: Wuxi Rongliang Construction Development Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-03
Anticipated expiration: 2032-09-16

Abstract

The application discloses length-adjustable's static pressure stake machine pile follower relates to pile foundation engineering technical field, improves when the pile follower operation to the different degree of depth, is not convenient for properly adjust the length of pile follower according to the demand, the relatively poor problem of suitability, including last pile follower portion, lower pile follower portion and extension portion, the spread groove has all been seted up to the lower extreme of last pile follower portion and extension portion, the connecting block of the equal fixedly connected with in upper end of lower pile follower portion and extension portion and link groove looks adaptation, the draw-in groove has been seted up to the inside wall of spread groove, two-way screw rod is installed in the internal rotation of connecting block, two-way screw rod's mid-mounting has the driving piece, threaded connection has two symmetrical connecting plates on the two-way screw rod, one side fixedly connected with of connecting plate and the fixture block of draw-in groove looks adaptation. This application is through dividing into pile follower portion, lower pile follower portion and a plurality of extension portion with whole pile follower and constitutes, is convenient for suitably adjust the length of pile follower according to the demand, improves the suitability.

Description

Length-adjustable pile feeder of static-pressure pile machine

Technical Field

The application relates to the field of pile foundation engineering, in particular to a length-adjustable pile feeder of a static pressure pile machine.

Background

Static pressure pile sinking is one of the main methods for pressing a prefabricated pipe pile into the ground, is often suitable for soft soil areas, and is provided with a pile feeder in order to ensure that the pipe pile can be vertically and stably conveyed downwards. In the construction process, the static pressure pile machine presses the tubular pile into the underground designed elevation through the pile feeder.

The existing Chinese patent with publication number CN209722971U discloses an overlong pile feeder of a static pile press, which comprises a pile body, wherein the pile body comprises an upper pile feeding part and a lower pile feeding part, a pile feeder connecting joint is arranged between the upper pile feeding part and the lower pile feeding part, the pile feeder connecting joint comprises an upper connecting square tenon, a lower connecting square tenon is arranged in a matching way with the upper connecting square tenon, and a square tenon connecting bolt is arranged between the upper connecting square tenon and the lower connecting square tenon.

In view of the above-mentioned related art, the inventors found that at least the following problems exist in the art: the overlong pile feeder adopts the mode of splicing the upper pile feeding part and the lower pile feeding part to extend the length of the pile feeder, only can be suitable for pile feeding operation with specific depth, is inconvenient to properly adjust the length of the pile feeder according to requirements when the pile feeding operation with different depths is performed, and has poor applicability.

SUMMERY OF THE UTILITY MODEL

In order to improve when the pile follower operation to the different degree of depth, be not convenient for suitably adjust the length of pile follower according to the demand, the relatively poor problem of suitability, this application provides a length adjustable static pressure stake machine pile follower.

The application provides a static pressure stake machine pile follower of adjustable length adopts following technical scheme:

a length-adjustable pile driver of a static pressure pile driver comprises an upper pile driving part, a lower pile driving part and a lengthening part spliced between the upper pile driving part and the lower pile driving part, wherein the lower ends of the upper pile driving part and the lengthening part are respectively provided with a connecting groove, and the upper ends of the lower pile driving part and the lengthening part are respectively fixedly connected with a connecting block matched with the connecting groove;

the draw-in groove has been seted up to the inside wall of spread groove, the inside of connecting block is hollow structure, the inside of connecting block is rotated and is installed two-way screw rod, two-way screw rod's mid-mounting has the driving piece, threaded connection has two symmetrical connecting plates on the two-way screw rod, the fixture block of one side fixedly connected with and the draw-in groove looks adaptation of connecting plate.

By adopting the technical scheme, the whole pile feeder is divided into the upper pile feeding part, the lower pile feeding part and the plurality of lengthening parts, when the length of the pile feeder needs to be adjusted, a proper amount of lengthening parts can be spliced between the upper pile feeding part and the lower pile feeding part at will, so that the length of the pile feeder can be adjusted appropriately according to the requirement, and the applicability is improved; when splicing the extension part, the connecting block can slide in from one side of the connecting groove, and after the connecting block completely slides in the connecting groove, the driving piece can be used for driving the two-way screw rod to rotate, so that the two-way screw rod drives the two connecting plates to be mutually far away along the two-way screw rod, the connecting plates drive the clamping blocks to be inserted into the clamping grooves, the connecting block is fixed in the connecting groove, and therefore the quick splicing of the extension part can be realized, and the construction efficiency is improved.

Optionally, the cross section of the connecting block is T-shaped.

Through adopting above-mentioned technical scheme, the connecting block of T style of calligraphy can play certain limiting displacement in the length direction of pile follower, makes concatenation department more reliable.

Optionally, the driving member includes a worm rotatably inserted into the connecting block and a worm wheel fixedly mounted in the middle of the bidirectional screw, and the worm is engaged with the worm wheel.

By adopting the technical scheme, the worm can drive the worm wheel to rotate, so that the worm wheel drives the bidirectional screw to rotate, and the reliability of the structure can be improved because the transmission of the worm and the worm wheel has self-locking property.

Optionally, one side of the connecting block is provided with a groove, and one end of the worm penetrates into the groove and is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, when the operation, can use the handle to rotate the worm, because the handle is located the recess, can reduce the condition that the handle received the collision.

Optionally, a guide rod is fixedly installed inside the connecting block, and the connecting plate is slidably sleeved on the guide rod.

Through adopting above-mentioned technical scheme, the guide arm is used for playing the guide effect to the connecting plate.

Optionally, the positioning grooves are formed in two sides of the lower ends of the upper pile feeding part and the lengthening part, and positioning columns matched with the positioning grooves are fixedly connected to two sides of the upper ends of the lower pile feeding part and the lengthening part.

Through adopting above-mentioned technical scheme, through the cooperation of constant head tank with the reference column, can play radial positioning effect to the concatenation position, improve the stability of junction.

Optionally, the upper end of the upper pile-feeding part is fixedly connected with a lifting ring.

Through adopting above-mentioned technical scheme, be convenient for extract pile follower through rings.

Optionally, the lower end of the lower pile-feeding part is fixedly connected with a buffer block.

By adopting the technical scheme, the buffer block can play a role in buffering between the pile feeder and the upper end of the pile body.

In summary, the present application has the following beneficial effects:

1. according to the pile feeder, the whole pile feeder is divided into the upper pile feeding part, the lower pile feeding part and the plurality of lengthening parts, when the length of the pile feeder needs to be adjusted, a proper amount of lengthening parts can be spliced between the upper pile feeding part and the lower pile feeding part at will, so that the length of the pile feeder can be adjusted properly according to the requirement, and the applicability is improved;

2. this application can realize the quick concatenation of extension portion through the setting of spread groove, connecting block, draw-in groove, driving piece, two-way screw rod, connecting plate and fixture block, improves the efficiency of construction.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a schematic cross-sectional structure of the present application.

Fig. 3 is an enlarged view of the structure at a in fig. 1 of the present application.

Fig. 4 is an enlarged view of the structure at B in fig. 2 of the present application.

Description of reference numerals:

1. a pile feeding part is arranged; 2. a pile feeding part; 3. a lengthening part; 4. connecting grooves; 5. connecting blocks; 6. a card slot; 7. a bidirectional screw; 8. a drive member; 81. a worm; 82. a worm gear; 9. a connecting plate; 10. a clamping block; 11. a groove; 12. a handle; 13. a guide bar; 14. positioning a groove; 15. a positioning column; 16. a hoisting ring; 17. and a buffer block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1-2, a length-adjustable pile driver of a static pressure pile driver comprises an upper pile driving part 1, a lower pile driving part 2 and an extension part 3 spliced between the upper pile driving part 1 and the lower pile driving part 2. Through dividing into pile follower on with whole pile follower and send pile follower portion 1, send pile follower portion 2 and a plurality of extension portion 3 to constitute, when the length of pile follower was adjusted to needs, can splice suitable amount of extension portion 3 wantonly between last pile follower portion 1 and lower pile follower portion 2 to be convenient for suitably adjust the length of pile follower according to the demand, improve the suitability.

The upper end of the upper pile driving part 1 is fixedly connected with a hanging ring 16, and the pile driving device is convenient to pull out through the hanging ring 16. The lower end of the lower pile-feeding part 2 is fixedly connected with a buffer block 17, and the buffer block 17 can play a role in buffering between the pile-feeding device and the upper end of the pile body.

Referring to fig. 1, 2 and 3, the lower ends of the upper pile feeding part 1 and the elongated part 3 are both provided with a connecting groove 4, and the upper ends of the lower pile feeding part 2 and the elongated part 3 are both fixedly connected with a connecting block 5 matched with the connecting groove 4. When the extension part 3 is spliced, the connection piece 5 can be slid in from the side of the connection groove 4.

Wherein, the cross-section of connecting block 5 is the T style of calligraphy, and the connecting block 5 of T style of calligraphy can play certain limiting displacement in the length direction of pile follower, makes concatenation department more reliable.

Referring to fig. 3 and 4, the inner side wall of the connecting groove 4 is provided with a clamping groove 6, the inside of the connecting block 5 is of a hollow structure, a bidirectional screw 7 is rotatably mounted inside the connecting block 5, the bidirectional screw 7 is vertically arranged with the axial direction of the pile feeder, and a driving piece 8 is mounted in the middle of the bidirectional screw 7. Two symmetrical connecting plates 9 are in threaded connection with the two-way screw 7, a guide rod 13 is fixedly mounted inside the connecting block 5, the connecting plates 9 are sleeved on the guide rod 13 in a sliding mode, and the guide rod 13 is used for guiding the connecting plates 9. One side of the connecting plate 9 is fixedly connected with a clamping block 10 matched with the clamping groove 6.

After connecting block 5 slided in spread groove 4 completely, can use driving piece 8 to drive two-way screw rod 7 and rotate, make two-way screw rod 7 drive two connecting plates 9 and keep away from each other along two-way screw rod 7, make connecting plate 9 drive in fixture block 10 inserts draw-in groove 6, fix connecting block 5 in spread groove 4 to can realize the quick concatenation of extension portion 3, improve the efficiency of construction.

Wherein, driving piece 8 is including rotating worm 81 of pegging graft in connecting block 5 and the worm wheel 82 of fixed mounting at two-way screw 7 middle part, and worm 81 meshes with worm wheel 82 mutually, and connecting block 5's one side is seted up flutedly 11, and worm 81's one end runs through to the recess 11 in and fixedly connected with handle 12. In operation, the handle 12 can be used to rotate the worm 81, so that the worm 81 drives the worm wheel 82 to rotate, the worm wheel 82 drives the bidirectional screw 7 to rotate, and the handle 12 is located in the groove 11, so that the situation that the handle 12 is collided can be reduced.

Referring to fig. 4, the positioning groove 14 has been all seted up to the both sides of last pile feeding portion 1 and extension portion 3 lower extreme, and the equal fixedly connected with in both sides of lower pile feeding portion 2 and extension portion 3 upper end and the reference column 15 of positioning groove 14 looks adaptation through the cooperation of positioning groove 14 and reference column 15, can play radial positioning effect to the concatenation position, improves the stability of junction.

The implementation principle of the application is as follows: the whole pile feeder is divided into an upper pile feeder part 1, a lower pile feeder part 2 and a plurality of lengthening parts 3, the pile feeder is fixedly connected to a static pressure pile machine before pile pressing is carried out, and when the length of the pile feeder is required to be adjusted according to pile feeding operations at different depths, a proper amount of lengthening parts 3 can be randomly spliced between the upper pile feeder part 1 and the lower pile feeder part 2, so that the length of the pile feeder is conveniently adjusted according to requirements, and the applicability is improved; when splicing extension portion 3, connecting block 5 can be slid in from one side of connecting groove 4, after connecting block 5 completely slides in connecting groove 4, driving piece 8 can be used to drive two-way screw 7 to rotate, two-way screw 7 is made to drive two connecting plates 9 and is kept away from each other along two-way screw 7, make connecting plate 9 drive fixture block 10 and insert draw-in groove 6, fix connecting block 5 in connecting groove 4, thereby can realize extension portion 3's quick concatenation, improve the efficiency of construction.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a length-adjustable's static pressure stake machine pile follower, includes pile follower portion (1), pile follower portion (2) and concatenation extension portion (3) between pile follower portion (1) and pile follower portion (2) under and, its characterized in that: the lower ends of the upper pile-feeding part (1) and the lengthened part (3) are both provided with a connecting groove (4), and the upper ends of the lower pile-feeding part (2) and the lengthened part (3) are both fixedly connected with a connecting block (5) matched with the connecting groove (4);

draw-in groove (6) have been seted up to the inside wall of spread groove (4), the inside of connecting block (5) is hollow structure, two-way screw rod (7) are installed in the inside rotation of connecting block (5), the mid-mounting of two-way screw rod (7) has driving piece (8), threaded connection has two symmetrical connecting plates (9) on two-way screw rod (7), one side fixedly connected with of connecting plate (9) and fixture block (10) of draw-in groove (6) looks adaptation.

2. The pile driver of the static pile press with adjustable length as claimed in claim 1, wherein: the cross section of the connecting block (5) is T-shaped.

3. The pile driver of the static pile press with adjustable length as claimed in claim 1, wherein: the driving piece (8) comprises a worm (81) which is rotatably inserted into the connecting block (5) and a worm wheel (82) which is fixedly installed in the middle of the bidirectional screw rod (7), and the worm (81) is meshed with the worm wheel (82).

4. The pile driver of the static pile press with adjustable length as claimed in claim 3, characterized in that: one side of the connecting block (5) is provided with a groove (11), and one end of the worm (81) penetrates into the groove (11) and is fixedly connected with a handle (12).

5. The pile driver of the static pile press with adjustable length as claimed in claim 1, wherein: the connecting block is characterized in that a guide rod (13) is fixedly mounted inside the connecting block (5), and the connecting plate (9) is sleeved on the guide rod (13) in a sliding mode.

6. The pile driver of the static pile press with adjustable length as claimed in claim 1, wherein: positioning grooves (14) are formed in the two sides of the lower ends of the upper pile feeding portion (1) and the lengthening portion (3), and positioning columns (15) matched with the positioning grooves (14) are fixedly connected to the two sides of the upper ends of the lower pile feeding portion (2) and the lengthening portion (3).

7. The pile driver of the static pile press with adjustable length as claimed in claim 1, wherein: the upper end of the upper pile-feeding part (1) is fixedly connected with a hanging ring (16).

8. The pile driver of the static pile press with adjustable length as claimed in claim 1, wherein: the lower end of the lower pile sending part (2) is fixedly connected with a buffer block (17).