CN110424393A - Discarded stake pull-up and its method - Google Patents
Discarded stake pull-up and its method Download PDFInfo
- Publication number
- CN110424393A CN110424393A CN201910803289.3A CN201910803289A CN110424393A CN 110424393 A CN110424393 A CN 110424393A CN 201910803289 A CN201910803289 A CN 201910803289A CN 110424393 A CN110424393 A CN 110424393A
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- CN
- China
- Prior art keywords
- stake
- chain
- discarded
- discarded stake
- hollow jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 11
- 238000005553 drilling Methods 0.000 claims description 10
- 239000002689 soil Substances 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004836 Glue Stick Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
- E02D9/02—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof by withdrawing
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Fencing (AREA)
Abstract
The present invention relates to discarded stake extracting apparatus technical field more particularly to a kind of discarded stake pull-ups, including bracket, chain, hollow jack and retaining mechanism；The bracket fixes on the ground, and the hollow jack is fixed on the top platform of institute's bracket, and the upper end of chain is connect with the movable end of the hollow jack, and the lower end of the chain is connect with the retaining mechanism.The present apparatus it is whole compared with the existing technology in large-scale pile pulling device volume reduce it is very more, cost is very low, discarded stake is extracted using hollow jack and chain, since chain extends to the bottom of discarded stake, because without crack conditions occur, by practical application, efficiency is very high, reaches domestic and international top standard.
Description
Technical field
The present invention relates to discarded stake extracting apparatus technical field more particularly to a kind of discarded stake pull-up and its methods.
Background technique
The full circle swinging engineering method obstacle cleaning machine of usual pile pulling or water jetting pile pulling need that the soil removal of surrounding can be extracted
Discarded stake, this two kinds of construction technologies all need large-scale special equipment of marching into the arena, and only special equipment is just very high into fee for showing up, construction cost
Higher, when especially for only needing to pull out a small amount of several abolishment pile foundations, often equipment is just significantly larger than practice of construction into fee for showing up
Cost.
Summary of the invention
It is an object of the invention to overcome the shortcomings of above-mentioned technology, and provide a kind of discarded stake pull-up extremely method.
The present invention to achieve the above object, using following technical scheme:
A kind of discarded stake pull-up, it is characterised in that: including bracket, chain, hollow jack and retaining mechanism；Institute
It states bracket to fix on the ground, the hollow jack is fixed on the top platform of institute's bracket, the upper end of chain and the sky
The movable end of heart jack connects, and the lower end of the chain is connect with the retaining mechanism.
Preferably, the middle part of the bracket is equipped with locating platform, and the chain passes through the through-hole on locating platform, and positioning is flat
Platform is equipped with removable pin, and removable pin is inserted into the gap on the chain, positions to chain.
Preferably, the retaining mechanism includes locking pin, and the middle part of the locking pin and the lower end of the chain are hinged.
Preferably, the retaining mechanism includes cone and several valve expanding plates, has saw around the expanding plate
Tooth, one cylinder in expanding plate besieged city, expanding plate inside form a cone, and expanding plate is connected with rope to each other, circular cone
The fit inside of body and expanding plate, the top of the cone are connect with the lower end of the chain.
Preferably, the bottom of the bracket is triangular in shape.
A kind of draw out method of discarded stake, it is characterised in that: the following steps are included: Step 1: determining the accurate of discarded stake
Position；
Step 2: bracket is fixed on the surface of discarded stake；
Step 3: boring at least one circular hole in discarded stake using drilling machine, the bottom of discarded stake is extended to；
Step 4: the chain with retaining mechanism to be lowered into the bottom of discarded stake from circular hole top；
Step 5: retaining mechanism is locked after discarding the bottom of stake, chain top is connect with hollow jack.
Step 6: starting hollow jack, hollow jack drives chain to move up, so that discarded stake be extracted.
Preferably, in step 6, hollow jack often moves up a stroke, and the positioning pin on locating platform is inserted
Enter into chain, hollow jack, which is withdrawn, prepares stroke next time, and chain and discarded stake are stuck in locating platform by positioning pin
On, then with quartering hammer will elevate above the soil on this part discard stake and carry out broken removing, after removing, hollow jack carries out down again
Stroke is pulled out on primary, successively back and forth, is removed until discarded stake all to be leaked out to ground.
It preferably, further include carrying out reaming in the bottommost for discarding stake using Counterboring apparatus between step 3 and step 4
And the step of injecting mud.
Preferably, further include the steps that clearing up around discarded stake, by drilling machine to drilling around discarded stake, then to hole
Interior injection mud, to reduce the side friction of discarded stake.
The beneficial effects of the present invention are: compared with the existing technology, the present apparatus it is whole compared with the existing technology in large size pull out
Stake equipment volume reduction is very more, and cost is very low, is extracted discarded stake using hollow jack and chain, due to chain
Item extends to the bottom of discarded stake, because without crack conditions occur, by practical application, efficiency is very high, reaches state
Inside and outside top standard.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the perspective view in another direction of the invention；
Fig. 3 is working state figure of the invention；
Fig. 4 is the side view of second of retaining mechanism in the present invention；
Fig. 5 is the top view of Fig. 4.
Specific embodiment
With reference to the accompanying drawing and the preferred embodiment specific embodiment that the present invention will be described in detail.As shown in Figure 1, a kind of useless
Abandon stake pull-up, including bracket 1, chain 2, hollow jack 3 and retaining mechanism；The bracket fixes on the ground, institute
Hollow jack to be stated to be fixed on the top platform of institute's bracket, the upper end of chain is connect with the movable end of the hollow jack,
The lower end of the chain is connect with the retaining mechanism.
It after covering a stroke due to hollow jack, needs to return, carries out the pulling work of next stroke, returning
It during next time, needs to position chain, to prevent the discarded stake extracted from returning in hole again, for this purpose, this described branch
The middle part of frame is equipped with locating platform 4, and the chain passes through the through-hole on locating platform, and locating platform is equipped with removable pin, activity
The gap being inserted on the chain is sold, chain is positioned.A hawser is shown in figure, as long as having energy on hawser
Enough gaps being inserted into for removable pin.
As shown in Fig. 2, retaining mechanism is two kinds of structures in the present apparatus, it is therefore an objective to which the lower end of chain is locked to discarded stake
On, the first is the structure for being directed to cylindrical discarded stake design, and the specially described retaining mechanism includes locking pin 5, the lock
The middle part tightly sold and the lower end of the chain are hinged.Locking pin is exactly a common pin, and the diameter of locking pin is greater than circle
The diameter in hole, in circular hole, the circular hole of locking pin and chain in discarded stake moves down locking pin slant setting, in order to
It moves down locking pin smoothly, locking pin can be made smoothly to arrive discarded stake in one compression bar of upper side pressure of locking pin
Bottommost after open, the bottom of discarded stake will be stuck in, play the purpose of fixed discarded stake.
As shown in Figure 4 and Figure 5, another retaining mechanism is any position that can be locked at discarded stake, the locking machine
Structure includes cone 6 and several valve expanding plates 7, and sawtooth 8, one cylinder in expanding plate besieged city are had around the expanding plate
Shape, expanding plate inside form a cone, and expanding plate is connected with rope to each other, the fit inside of cone and expanding plate,
The top of the cone is connect with the lower end of the chain.In use, first by cone be put into circular hole along circular hole to
Lower movement recycles hawser to draw several expanding plates and be put into circular hole, instantly to discarded stake bottom or close bottom when,
Cone is pulled, cone is upward, since cone and expanding plate when wedge structure inside expanding plate expand outwardly, at this point,
It is divided into two kinds of situations, if expanding plate will open up into maximum, due to being restricted one is the bottommost that expanding plate is located at discarded stake
Rope limitation, so will not scatter, the diameter expanded is greater than the diameter of circular hole, meanwhile, cone will not come out out of expanding plate, from
And chain is utilized to pull cone, cone acts on expanding plate, and expanding plate acts on the bottom of discarded stake, together by discarded stake
It pulls out.It is come out out of circular hole not yet another situation is that falling on discarded stake under expanding plate close to bottom, such expanding plate is just
It can utilize the sawtooth card of surrounding in discarded stake on the inner wall of circular hole, cone is more upward, closer, the pulling chain of expanding plate card
Item, chain pull cone, and cone pulls expanding plate, and expanding plate pulls discarded stake to extract discarded stake.
In order to improve the stability of bracket, the bottom of the bracket is triangular in shape.
As shown in figure 3, a kind of discarded stake plays draw out method, comprising the following steps: Step 1: determining the accurate position of discarded stake
It sets；
Step 2: bracket is fixed on the surface of discarded stake；
Step 3: boring at least one circular hole 10 in discarded stake 9 using drilling machine, the bottom of discarded stake is extended to, it is main
To rotate the quantity of circular hole according to the diameter of discarded stake, discarded stake diameter just bore greatly several circular holes more, it is small with regard to one just.
Further include the steps that carrying out reaming in the bottommost of discarded stake using Counterboring apparatus and injects mud.Counterboring apparatus is
Our company has a glue stick through common staving press, the bottom of drilling rod, carries out reaming by the rotation of high speed, most by discarded stake
The soil of bottom is beaten, in order to be put into retaining mechanism.
Step 4: the chain with retaining mechanism to be lowered into the bottom of discarded stake from circular hole top；
Step 5: retaining mechanism is locked after discarding the bottom of stake, chain top is connect with hollow jack.
Step 6: starting hollow jack, hollow jack drives chain to move up, so that discarded stake be extracted.It is empty
Heart jack often moves up a stroke, and the positioning pin on locating platform is inserted into chain, and hollow jack withdraws quasi-
Standby stroke next time, chain and discarded stake are stuck on locating platform by positioning pin, then on being elevated above the soil with quartering hammer
This part discards stake and carries out broken removing, and after removing, hollow jack carries out pulling out stroke on next time again, successively back and forth, until
Discarded stake is all leaked out to ground to remove.
Between step 1 and two or between two and three, further includes the steps that clearing up around discarded stake, pass through drilling machine
To drilling around discarded stake, then mud is injected into hole, make the ground movement around discarded stake, rubbed with reducing the side of discarded stake
Resistance.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of discarded stake pull-up, it is characterised in that: including bracket, chain, hollow jack and retaining mechanism；It is described
Bracket fixes on the ground, and the hollow jack is fixed on the top platform of institute's bracket, the upper end of chain with it is described hollow
The movable end of jack connects, and the lower end of the chain is connect with the retaining mechanism.
2. discarded stake pull-up according to claim 1, it is characterised in that: it is flat that the middle part of the bracket is equipped with positioning
Platform, the chain pass through the through-hole on locating platform, and locating platform is equipped with removable pin, and removable pin is inserted on the chain
Gap positions chain.
3. discarded stake pull-up according to claim 1, it is characterised in that: the retaining mechanism includes locking pin, institute
The middle part for stating locking pin and the lower end of the chain are hinged.
4. discarded stake pull-up according to claim 1, it is characterised in that: the retaining mechanism include cone and
Several valve expanding plates, have sawtooth around the expanding plate, and expanding plate is encircled a city a cylinder, form one on the inside of expanding plate
Cone, expanding plate are connected with rope to each other, the fit inside of cone and expanding plate, the top of the cone with it is described
The lower end of chain connects.
5. discarded stake pull-up according to claim 1, it is characterised in that: the bottom of the bracket is triangular in shape.
6. a kind of discard the method that stake pull-up pulls out discarded stake using claim 1-5 any one, it is characterised in that: packet
Include following steps: Step 1: determining the exact position of discarded stake；
Step 2: bracket is fixed on the surface of discarded stake；
Step 3: boring at least one circular hole in discarded stake using drilling machine, the bottom of discarded stake is extended to；
Step 4: the chain with retaining mechanism to be lowered into the bottom of discarded stake from circular hole top；
Step 5: retaining mechanism is locked after discarding the bottom of stake, chain top is connect with hollow jack.
Step 6: starting hollow jack, hollow jack drives chain to move up, so that discarded stake be extracted.
7. discarded stake according to claim 6 plays draw out method, it is characterised in that: in step 6, hollow jack is every
A stroke is moved up, the positioning pin on locating platform is inserted into chain, hollow jack, which is withdrawn, to be prepared next time
Stroke, chain and discarded stake are stuck on locating platform by positioning pin, then with quartering hammer will elevate above the soil on this part discard
Stake carries out broken removing, and after removing, hollow jack carries out pulling out stroke on next time again, successively back and forth, until discarded stake is complete
Portion leaks out ground and removes.
8. discarded stake according to claim 6 plays draw out method, it is characterised in that: also wrapped between step 3 and step 4
It includes using Counterboring apparatus the step of the bottommost of discarded stake carries out reaming and injects mud.
9. discarded stake according to claim 6 plays draw out method, it is characterised in that: further include clearing up around discarded stake
Step by drilling machine to drilling around discarded stake, then injects mud into hole, to reduce the side friction of discarded stake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910803289.3A CN110424393A (en) | 2019-08-28 | 2019-08-28 | Discarded stake pull-up and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910803289.3A CN110424393A (en) | 2019-08-28 | 2019-08-28 | Discarded stake pull-up and its method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110424393A true CN110424393A (en) | 2019-11-08 |
Family
ID=68416309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910803289.3A Pending CN110424393A (en) | 2019-08-28 | 2019-08-28 | Discarded stake pull-up and its method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110424393A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002167761A (en) * | 2000-11-30 | 2002-06-11 | Takeshi Shinohara | Extracting method of buried concrete pile and extracting hooking tool |
| CN202090370U (en) * | 2011-05-18 | 2011-12-28 | 马鞍山十七冶工程科技有限责任公司 | Pull-out test device for small-diameter anchor pile |
| CN204898672U (en) * | 2015-08-20 | 2015-12-23 | 宁波市新亚建设有限公司 | Discard device of pulling out of pile foundation |
| CN206015741U (en) * | 2016-08-31 | 2017-03-15 | 嘉兴市叁壹工程检测有限公司 | A kind of pullout tests charger |
| CN106948347A (en) * | 2017-04-01 | 2017-07-14 | 南京瑞迪建设科技有限公司 | Pile extracting method and pile pulling system |
| CN210712841U (en) * | 2019-08-28 | 2020-06-09 | 天津建岩岩土工程有限公司 | Abandonment stake pulling apparatus |
-
2019
- 2019-08-28 CN CN201910803289.3A patent/CN110424393A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002167761A (en) * | 2000-11-30 | 2002-06-11 | Takeshi Shinohara | Extracting method of buried concrete pile and extracting hooking tool |
| CN202090370U (en) * | 2011-05-18 | 2011-12-28 | 马鞍山十七冶工程科技有限责任公司 | Pull-out test device for small-diameter anchor pile |
| CN204898672U (en) * | 2015-08-20 | 2015-12-23 | 宁波市新亚建设有限公司 | Discard device of pulling out of pile foundation |
| CN206015741U (en) * | 2016-08-31 | 2017-03-15 | 嘉兴市叁壹工程检测有限公司 | A kind of pullout tests charger |
| CN106948347A (en) * | 2017-04-01 | 2017-07-14 | 南京瑞迪建设科技有限公司 | Pile extracting method and pile pulling system |
| CN210712841U (en) * | 2019-08-28 | 2020-06-09 | 天津建岩岩土工程有限公司 | Abandonment stake pulling apparatus |
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