CN206815323U - A kind of pretensioning prestressed concrete hollow square pile - Google Patents
A kind of pretensioning prestressed concrete hollow square pile Download PDFInfo
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- CN206815323U CN206815323U CN201720536993.3U CN201720536993U CN206815323U CN 206815323 U CN206815323 U CN 206815323U CN 201720536993 U CN201720536993 U CN 201720536993U CN 206815323 U CN206815323 U CN 206815323U
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- pile body
- pile
- fixedly connected
- plug
- kelly
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Abstract
The utility model discloses pretensioning prestressed concrete hollow square pile, including the first pile body and the second pile body, the right side of first pile body and the second pile body to pass on left cuff fixedly sleeved, the right side of first pile body and the second pile body is installed with cutting ferrule, the left side of first pile body and the second pile body inner chamber offers dovetail groove, and mat is installed with dovetail groove.The utility model is by setting cutting ferrule, pin and spring leaf, plug-assembly and dovetail groove are respectively arranged with left and right sides of the square pile, by the way that the plug-assembly of the first pile body is injected in the dovetail groove in the second pile body, simultaneously during plug-assembly injects plug division, pin slides in the top and bottom of insertion section all the time, until pin is connected on the flexure strip of annular groove inwall both sides, so as to secure the position of insertion section, prevent the junction of square pile from misplacing, so as to solve the problems, such as the junction of existing square pile easily dislocation or even fracture.
Description
Technical field
It the utility model is related to building square pile technical field, specially a kind of pretensioning prestressed concrete hollow square pile.
Background technology
Square pile, it is usually used in during infrastructure, primarily serves the effect of carrying building load, therefore square pile is held
Loading capability, antifatigue degree and intensity have very high requirement.
According to the difference of structure foundation depth requirements, typically more square piles are linked together, so as to meet height
It is required that existing square pile links together two square piles typically by cuff, it is well known that the stress in junction most holds
Easily concentrate, and the antifatigue degree of junction is also most weak, therefore the bearing load in square pile junction is minimum, it is easy to
Junction misplaces, and is even broken.
Utility model content
(1) technical problem solved
In view of the shortcomings of the prior art, the utility model provides a kind of pretensioning prestressed concrete hollow square pile, solution
The problem of junction for existing square pile of having determined easily misplaces or even is broken.
(2) technical scheme
To achieve the above object, the utility model provides following technical scheme：A kind of pretensioning prestressed concrete is hollow
Square pile, including the first pile body and the second pile body, the right side of first pile body pass on left cuff fixed cover with the second pile body
Connect, the right side of first pile body and the second pile body is installed with cutting ferrule, first pile body and the second pile body inner chamber
Left side offers dovetail groove, and mat is installed with the dovetail groove, and kelly, institute are fixedly connected with the right side of the cutting ferrule
The inner chamber for stating kelly is installed with plug-assembly, and the plug-assembly includes fixed part, connecting portion and insertion section, the kelly
Interior fixed part is fixedly connected with annular base station, and pedestal, the top of the pedestal are fixedly connected with the left of the annular base station
Portion and bottom, which are respectively fixedly connected with the middle part of the top and bottom of kelly inner chamber, the pedestal, opens up fluted, the groove
Inner side be fixedly connected with snubber block, spring, the right side through-going recess of the spring are fixedly connected with the right side of the snubber block
Right side and be fixedly connected in the left side of annular base station, one end of the fixed part is through the right side of kelly and exposed at it
Outside, the fixed part clamping outside the kelly is extremely in the plug division of dovetail groove inner cavity top and bottom, in the dovetail groove
The top and bottom of insertion section offer annular groove, and the both sides of the annular groove inwall are installed with flexure strip, described
The side of flexure strip is connected with pin, and the one end of the pin away from annular groove inwall is fixedly connected with spring leaf, the spring
It is fixedly connected at the top of piece in the neck of plug division, the plug on the right side of the insertion section is plugged on the right side of dovetail groove inner chamber
In half arc groove of chuck.
Preferably, the top and bottom of the cuff offer filling aperture, and cuff and the first pile body and second
The top and bottom of body are preset with grouting chamber.
Preferably, the cuff is respectively fixedly connected with the first pile body and the second pile body by the clamping screw of its outer surface
Outer wall on.
Preferably, the junction of the kelly and cutting ferrule is provided with stay, and the quantity of cutting ferrule is four, four cutting ferrules
Outside be mutually permanently connected by retainer ring.
(3) beneficial effect
The utility model provides a kind of pretensioning prestressed concrete hollow square pile.Possesses following beneficial effect：
(1), the utility model by set cutting ferrule, kelly, plug-assembly, dovetail groove, annular base station, spring, snubber block,
Plug division, annular groove, flexure strip, pin and spring leaf, plug-assembly and trapezoidal is respectively arranged with left and right sides of the square pile
Groove, by the way that the plug-assembly of the first pile body is injected in the dovetail groove in the second pile body, and matching somebody with somebody by spring and snubber block
Close and use, the anti seismic efficiency of plug-assembly can be improved, while during plug-assembly injects plug division, pin exists all the time
The top and bottom of insertion section are slided, until pin is connected on the flexure strip of annular groove inwall both sides, so as to secure insertion
The position in portion, prevent the junction of square pile from misplacing, while by setting spring, snubber block, flexure strip and spring leaf, can be with
Solve the problems, such as stress concentration, also improve the antifatigue degree of junction, finally by filling mixed in the filling aperture into cuff
Solidifying soil, makes concrete flow into grouting intracavitary, so that together with the first pile body is rigidly connected to the second pile body, so as to solve
The problem of junction of existing square pile easily misplaces or even is broken.
Brief description of the drawings
Fig. 1 is the utility model structural profile illustration；
Fig. 2 is the utility model lateral partial structurtes sectional view；
Fig. 3 is the utility model the second pile body structure side view；
Fig. 4 is the utility model cuff structure schematic diagram.
In figure：1 first pile body, 2 second pile bodies, 3 cuffs, 4 cutting ferrules, 5 kellies, 6 plug-assemblies, 61 fixed parts, 62 connections
Portion, 63 insertion sections, 7 dovetail grooves, 8 mats, 9 annular base stations, 10 pedestals, 11 grooves, 12 springs, 13 snubber blocks, 14 plug divisions, 15
Annular groove, 16 flexure strips, 17 pins, 18 spring leafs, 19 chuck, 20 filling aperture, 21 grouting chambers, 22 clamping screws, 23 stays,
24 retainer rings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As Figure 1-4, the utility model provides a kind of technical scheme：A kind of hollow side of pretensioning prestressed concrete
Stake, including the first pile body 1 and the second pile body 2, the right side of the first pile body 1 pass on left the fixed cover of cuff 3 with the second pile body 2
Connect, the right side of the first pile body 1 and the second pile body 2 is installed with cutting ferrule 4, the clamping screw 22 that cuff 3 passes through its outer surface
It is respectively fixedly connected with the outer wall of the first pile body 1 and the second pile body 2, clamping screw 22 is set, plays the locking He of the first pile body 1
The left side of the effect of second pile body 2, the first pile body 1 and the inner chamber of the second pile body 2 offers dovetail groove 7, the left and right two of the square pile
Side is respectively arranged with plug-assembly 6 and dovetail groove 7, by the way that the plug-assembly 6 of the first pile body 1 is injected in the second pile body 2
In dovetail groove 7, mat 8 is installed with dovetail groove 7, the right side of cutting ferrule 4 is fixedly connected with kelly 5, kelly 5 and cutting ferrule 4
Junction is provided with stay 23, and the quantity of cutting ferrule 4 is four, and the outside of four cutting ferrules 4 is mutually solid by retainer ring 24
Fixed connection, sets retainer ring 24, plays the purpose for fixing four cutting ferrules 4, and the inner chamber of kelly 5 is installed with plug-assembly 6, inserts
Head assembly 6 includes fixed part 61, connecting portion 62 and insertion section 63, and the part of fixed part 61 in kelly 5 is fixedly connected with annular base
Platform 9, the left side of annular base station 9 are fixedly connected with pedestal 10, and the top and bottom of pedestal 10 are respectively fixedly connected with the inner chamber of kelly 5
Top and bottom, the middle part of pedestal 10 opens up fluted 11, and the inner side of groove 11 is fixedly connected with snubber block 13, snubber block 13
Right side be fixedly connected with spring 12, and being used cooperatively by spring 12 and snubber block 13 can improve plug-assembly 6
Anti seismic efficiency, the right side of the right side through-going recess 11 of spring 12 are simultaneously fixedly connected in the left side of annular base station 9, fixed part 61
Through the right side of kelly 5 and exposed outside it, the part clamping of fixed part 61 outside kelly 5 is pushed up to positioned at the inner chamber of dovetail groove 7 for one end
In the plug division 14 of portion and bottom, the top and bottom of insertion section 63 offer annular groove 15 in dovetail groove 7, in annular groove 15
The both sides of wall are installed with flexure strip 16, and the side of flexure strip 16 is connected with pin 17, while injects and insert in plug-assembly 6
During socket part 14, pin 17 slides in the top and bottom of insertion section 63 all the time, until pin 17 is connected to annular groove 15
On the flexure strip 16 of inwall both sides, so as to secure the position of insertion section 63, prevent the junction of square pile from misplacing, pin 17
One end away from the inwall of annular groove 15 is fixedly connected with spring leaf 18, and the top of spring leaf 18 is fixedly connected on the card of plug division 14
In groove, while by setting spring 12, snubber block 13, flexure strip 16 and spring leaf 18, can solve the problems, such as stress concentration,
The antifatigue degree of junction is improved, the plug on the right side of insertion section 63 is plugged to half positioned at chuck 19 on the right side of the inner chamber of dovetail groove 7
In arc groove, the top and bottom of cuff 3 offer filling aperture 20, and the top of the pile body 1 of cuff 3 and first and the second pile body 2
Portion and bottom are preset with grouting chamber 21, finally by filling concrete in the filling aperture 20 into cuff 3, flow into concrete
It is in the milk in chamber 21, so that together with the first pile body 1 is rigidly connected to the second pile body 2, so as to solve the company of existing square pile
Connect the problem of place easily misplaces or even is broken.
In use, be respectively arranged with plug-assembly 6 and dovetail groove 7 at left and right sides of the square pile, by by the first pile body 1
Plug-assembly 6 inject in the dovetail groove 7 in the second pile body 2, and being used cooperatively by spring 12 and snubber block 13 can be with
The anti seismic efficiency of plug-assembly 6 is improved, while during plug-assembly 6 injects plug division 14, pin 17 is inserting all the time
The top and bottom in portion 63 are slided, until pin 17 is connected on the flexure strip 16 of the inwall both sides of annular groove 15, so as to secure
The position of insertion section 63, prevent the junction of square pile from misplacing, while by setting spring 12, snubber block 13, flexure strip 16
With spring leaf 18, can solve the problems, such as stress concentration, the antifatigue degree of junction be also improved, finally by into cuff 3
Filling aperture 20 in filling concrete, make concrete flow into grouting chamber 21 in so that the first pile body 1 and the second pile body 2 are firmly
Ground links together, so as to solve the problems, such as the junction of existing square pile easily dislocation or even fracture.
Can to sum up obtain, the pretensioning prestressed concrete hollow square pile, by set cutting ferrule 4, kelly 5, plug-assembly 6,
Dovetail groove 7, annular base station 9, spring 12, snubber block 13, plug division 14, annular groove 15, flexure strip 16, pin 17 and spring leaf
18, solve the problems, such as junction easily dislocation or even the fracture of existing square pile.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of pretensioning prestressed concrete hollow square pile, including the first pile body (1) and the second pile body (2), described first
The right side of body (1) and the second pile body (2) to pass on left cuff (3) fixedly sleeved, it is characterised in that：First pile body (1)
The left side of cutting ferrule (4), first pile body (1) and the second pile body (2) inner chamber is installed with the right side of the second pile body (2)
Dovetail groove (7) is offered, mat (8) is installed with the dovetail groove (7), is fixedly connected on the right side of the cutting ferrule (4)
There is kelly (5), the inner chamber of the kelly (5) is installed with plug-assembly (6), and the plug-assembly (6) includes fixed part
(61), connecting portion (62) and insertion section (63), the fixed part (61) in the kelly (5) are partly fixedly connected with annular base station
(9) pedestal (10), is fixedly connected with the left of the annular base station (9), the top and bottom of the pedestal (10) are fixed respectively
The top and bottom of kelly (5) inner chamber are connected to, are opened up fluted (11) in the middle part of the pedestal (10), the groove (11)
Inner side is fixedly connected with snubber block (13), and spring (12), the spring (12) are fixedly connected with the right side of the snubber block (13)
Right side through-going recess (11) right side and be fixedly connected in the left side of annular base station (9), one end of the fixed part (61)
Through the right side of kelly (5) and exposed outside it, fixed part (61) the part clamping of the kelly (5) outside is to being located at dovetail groove
(7) in the plug division of inner cavity top and bottom (14), the top and bottom of the interior insertion section of the dovetail groove (7) (63) offer
Annular groove (15), the both sides of annular groove (15) inwall are installed with flexure strip (16), and the one of the flexure strip (16)
Side is connected with pin (17), and the one end of the pin (17) away from annular groove (15) inwall is fixedly connected with spring leaf (18), institute
State and be fixedly connected at the top of spring leaf (18) in the neck of plug division (14), the plug on the right side of the insertion section (63) is plugged to
In half arc groove of dovetail groove (7) inner chamber right side chuck (19).
A kind of 2. pretensioning prestressed concrete hollow square pile according to claim 1, it is characterised in that：The cuff
(3) top and bottom offer filling aperture (20), and the top of cuff (3) and the first pile body (1) and the second pile body (2)
Grouting chamber (21) is preset with bottom.
A kind of 3. pretensioning prestressed concrete hollow square pile according to claim 1, it is characterised in that：The cuff
(3) it is respectively fixedly connected with by the clamping screw (22) of its outer surface on the outer wall of the first pile body (1) and the second pile body (2).
A kind of 4. pretensioning prestressed concrete hollow square pile according to claim 1, it is characterised in that：The kelly
(5) stay (23) is provided with the junction of cutting ferrule (4), and the quantity of cutting ferrule (4) is four, the outside of four cutting ferrules (4)
It is mutually permanently connected by retainer ring (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720536993.3U CN206815323U (en) | 2017-05-12 | 2017-05-12 | A kind of pretensioning prestressed concrete hollow square pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720536993.3U CN206815323U (en) | 2017-05-12 | 2017-05-12 | A kind of pretensioning prestressed concrete hollow square pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206815323U true CN206815323U (en) | 2017-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720536993.3U Expired - Fee Related CN206815323U (en) | 2017-05-12 | 2017-05-12 | A kind of pretensioning prestressed concrete hollow square pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206815323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397342A (en) * | 2019-06-27 | 2019-11-01 | 中国五冶集团有限公司 | A kind of environmental protection construction enclosing of soft docking |
-
2017
- 2017-05-12 CN CN201720536993.3U patent/CN206815323U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397342A (en) * | 2019-06-27 | 2019-11-01 | 中国五冶集团有限公司 | A kind of environmental protection construction enclosing of soft docking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 222000, 102 South Road, Haizhou District, Jiangsu, Lianyungang Patentee after: LIANYUNGANG ARCHITECTURAL DESIGN AND RESEARCH INSTITUTE Co.,Ltd. Address before: 222000, 102 South Road, Haizhou District, Jiangsu, Lianyungang Patentee before: LIANYUNGANG INSTITUTE OF ARCHITECTURAL DESIGN & RESEARCH Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 |