CN218493543U - Drill rod retracting mechanism and pile driver using same - Google Patents
Drill rod retracting mechanism and pile driver using same Download PDFInfo
- Publication number
- CN218493543U CN218493543U CN202222770527.5U CN202222770527U CN218493543U CN 218493543 U CN218493543 U CN 218493543U CN 202222770527 U CN202222770527 U CN 202222770527U CN 218493543 U CN218493543 U CN 218493543U
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- drill rod
- guide
- pile
- chute
- axis
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- 238000005553 drilling Methods 0.000 claims abstract description 41
- 230000002093 peripheral effect Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model relates to a drill rod retracting mechanism, which comprises a drill rod guide piece and a guide groove; one end of the drill rod guide piece is sleeved on the peripheral surface of the drill rod and is arranged as an installation end, and the other end of the drill rod guide piece is arranged in the guide groove and is arranged as a guide end; the guide groove comprises a vertical groove and a chute which are mutually communicated, and the vertical groove and the chute are arranged on a pile frame of the pile machine for hoisting the drill rod so as to selectively enable the axis of the drill rod and the axis of the pile hole not to be collinear when the drill rod is hoisted. A pile driver using the drill rod retracting mechanism is also disclosed. When the hoist engine of stake machine hoists mud pipe and the drilling rod of transferring, the chute through the guide way can make mud pipe and the drilling rod slope rebound of below for mud pipe axis and the drilling rod axis of below all are not the collineation with the axis in stake hole, do not shelter from the thing directly over the stake hole this moment, the access of the follow-up drilling rod of being convenient for, convenient and fast need not to accomplish with the help of the assistance of other frock clamp and equipment, and the practicality is strong.
Description
Technical Field
The utility model relates to a pile driver technical field specifically is a drilling rod jack and uses this drilling rod jack's pile driver.
Background
The pile driver consists of a pile hammer, a pile frame, accessory equipment and the like. The pile hammer is attached between two parallel vertical guide rods (commonly called gantry) at the front part of a pile frame, and is hoisted by a hoisting hook, the pile frame is a steel structure tower frame, and a winch is arranged at the rear part of the pile frame and is used for hoisting the pile and the pile hammer.
The piling process of the existing piling machine is approximately as follows:
(1) Firstly, calculating to obtain the position of a pile hole;
(2) Adjusting the position of the pile driver to a working position;
(3) Pile through the stake machine, constantly arrange mud during the pile to stretch into the stake downthehole with the drilling rod constantly, it can to take out the drilling rod after piling to predetermineeing the degree of depth.
In the step (3), because the axis of the mud pipe and the axis of the drill rod below the mud pipe are in a collinear state with the axis of the pile hole, when the drill rod is added into the pile hole, the positions of the mud pipe and the drill rod below the mud pipe need to be changed, so that the axes of the mud pipe and the drill rod below the mud pipe are not collinear with the axis of the pile hole, and no obstacle is kept above the pile hole, so that the condition of adding the drill rod is met;
when the existing pile machine finishes the step (3), in order to enable the mud discharging pipe and a drill rod below the mud discharging pipe to be kept non-collinear with the pile hole, the pile machine is generally driven to other directions of the pile hole for a certain distance, the pile machine is driven to the original position after the drill rods are connected, or the pile machine is manually positioned after the drill rods are shifted, so that the construction needs to be continuously positioned, and the efficiency of connecting the drill rods is low.
For example, a construction method of a stirring pile-connected drill rod with the national patent publication number of CN100543265C1 adopts the following steps: vertically placing a drill rod to be connected into a pre-formed hole below the ground, wherein a drill rod joint is positioned above the ground; starting construction of a mixing pile, drilling a drill rod of a mixer into the ground for a certain depth, and stopping drilling, wherein a drill rod joint is required to be positioned above the ground; the drill rod joint is disassembled, the drill rod below the joint is left on the working pile position and is not moved, and the drill rod above the joint moves along with the pile driver; the pile driver drives the drill rod above the joint to move to the position of the drill rod to be connected, and the drill rod above the joint is connected and fixed with the top end of the drill rod to be connected to form a lengthened drill rod; the pile machine moves the lengthened drill rod to the working pile position, the drill rod which is left at the position below the joint at the position is connected and fixed with the bottom end of the lengthened drill rod, and then construction is continued.
In summary, because the pile driver needs to be moved every time a drill rod is connected, and the position of a pile hole needs to be repositioned once after the pile driver is moved every time, in order to improve the construction efficiency and reduce the construction cost, a drill rod retracting and releasing mechanism which can keep the sludge discharge pipe and the drill rod below the sludge discharge pipe and the pile hole not in line with each other without a driving method of the pile driver and a pile driver using the drill rod retracting and releasing mechanism are provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to prior art, a need not through the method of traveling at the stake machine, alright keep mud pipe and the drilling rod jack that drilling rod and stake hole below are not collinear and use this drilling rod jack's pile driver.
The technical problem to be solved by the utility model is realized by the following technical proposal, a drill rod retracting mechanism comprises a drill rod guide part and a guide groove;
one end of the drill rod guide piece is sleeved on the peripheral surface of the drill rod and is arranged as an installation end, and the other end of the drill rod guide piece is arranged in the guide groove and is arranged as a guide end;
the guide groove comprises a vertical groove and a chute which are mutually communicated, and the vertical groove and the chute are arranged on a pile frame of the pile machine for hoisting the drill rod so as to selectively enable the axis of the drill rod and the axis of the pile hole not to be collinear when the drill rod is hoisted.
The to-be-solved technical problem of the utility model can also be realized through following technical scheme, above a drilling rod jack, each group the guide way constitute by two guide ways that two subtend set up, two guide ways are all seted up on the inner wall of pile frame.
The utility model discloses the technical problem that solve can also realize through following technical scheme, above a drilling rod jack, the chute be provided with about two sets ofly, every group chute all corresponds and is provided with a drilling rod guide.
The technical problem to be solved by the utility model can also be solved by the following technical proposal that the drill rod retracting mechanism comprises a drill rod guide part,
the guide shaft is used as a guide end, and two ends of the guide shaft are arranged in the guide groove;
the limiting ring is used as an installation end and sleeved on the outer peripheral surface of the drill rod, and a baffle ring for supporting the limiting ring when the drill rod is lifted is arranged on the outer peripheral surface of the drill rod;
one end of the connecting plate is fixedly connected with the peripheral surface of the guide shaft, and the other end of the connecting plate is connected with the limiting ring.
The chute and the vertical groove are communicated, one end of the chute is an open end, the other end of the chute is a closed end, and the open end and the closed end of the chute are arranged in an inclined upward state.
The utility model discloses the technical problem that solve can also realize through following technical scheme, above a drilling rod jack, be provided with the go-between that can wind the axis rotation of spacing ring on the outer peripheral face of spacing ring, the connecting plate tip that is close to the spacing ring meets with the outer peripheral face of this go-between is fixed.
The to-be-solved technical problem of the utility model can also be realized through following technical scheme, above a drilling rod jack, connecting plate and horizontal plane between the contained angle equal to the contained angle between chute and the horizontal plane.
The utility model discloses the technical problem that solve can also be realized through following technical scheme, a pile driver, including pile frame, pile hammer and the hoist engine that sets up the pile hammer that is used for lifting by crane on the pile frame, this pile driver adopts arbitrary drilling rod jack in the above technical scheme, the guide way set up on the pile frame, be provided with a plurality of leading wheels above the guide way and on being located the pile frame between guide way and the drilling rod, steel cable on the hoist engine is connected on the drilling rod behind the guide wheel and is carried out vertical hoist and mount with this to the drilling rod.
The utility model discloses the technical problem that solve can also realize through following technical scheme, above a pile driver, the last steel cable of hoist engine is connected on the drilling rod of drilling rod guide top position behind the leading wheel.
Compared with the prior art, the utility model has the advantages that: when the hoist of stake machine lifted by crane mud pipe and the drilling rod of transferring, chute through the guide way can make mud pipe and the drilling rod slope rebound of below, make mud pipe axis and the drilling rod axis of below all with the axis collineation in stake hole, the stake hole does not shelter from the thing directly over this moment, the access of the follow-up drilling rod of being convenient for, then can make the direction end of drilling rod guide move to the perpendicular inslot from the chute when transferring the drilling rod once more, and keep mud pipe and the drilling rod axis and the stake hole axis collineation of below, high convenience and fast, need not to accomplish with the help of the assistance of other frock clamp and equipment, therefore, the clothes hanger is strong in practicability.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the enlarged partial structure of FIG. 1;
FIG. 3 is an enlarged partial schematic view of the leading end of FIG. 2 as it enters the chute;
fig. 4 is a schematic top view of the guide shaft.
In the figure, 1, a drill rod; 2. a vertical slot; 3. a chute; 4. a guide shaft; 5. a limiting ring; 6. a baffle ring; 7. a connecting plate; 8. a connecting ring; 9. pile frames; 10. a pile hammer; 11. a guide wheel; 12. a sludge discharge pipe; 13. a steel cord.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings so as to facilitate the further understanding of the present invention by those skilled in the art, and do not constitute a limitation to the right thereof.
one end of the drill rod guide piece is sleeved on the peripheral surface of the drill rod 1 and is arranged as an installation end, and the other end of the drill rod guide piece is arranged in the guide groove and is arranged as a guide end;
the guide way including the perpendicular groove 2 and the chute 3 that link up each other, but the size of perpendicular groove 2 and chute 3 is according to the user demand optional by oneself, perpendicular groove 2 and chute 3 all set up on the stake machine pile frame that is used for hoisting drilling rod 1 with this selective messenger's drilling rod 1 axis and the axis in stake hole not collineation when hoisting drilling rod 1.
In the embodiment 1, the guide end of the drill rod guide is always positioned in the guide groove during the ascending or descending of the mud pipe 12 and the drill rod 1 below the mud pipe.
In embodiment 3, the number of the chutes 3 and the drill rod guides can be selected according to the use requirement, so the specific number of the types is not described herein.
the guide shaft 4 is used as a guide end, two ends of the guide shaft 4 are arranged in the guide grooves, and specifically, guide wheels can be concentrically arranged on the outer peripheral surfaces of two ends of the guide shaft 4 through rotating bearings;
the limiting ring 5 is used as an installation end, the limiting ring 5 is sleeved on the outer peripheral surface of the drill rod 1, and a baffle ring 6 for supporting the limiting ring 5 when the drill rod 1 is lifted is arranged on the outer peripheral surface of the drill rod 1;
and one end of the connecting plate 7 is fixedly connected with the peripheral surface of the guide shaft 4, and the other end of the connecting plate is connected with the limiting ring 5, and the connecting plate 7 is designed to connect the guide shaft 4 and the limiting ring 5 and can be arranged in a plate-shaped structure.
The chute 3 with erect the one end that the groove 2 link up for open end, the other end be the blind end, the open end of chute 3 is the setting of slope upward state to the blind end, this angle of inclination can select by oneself according to user demand.
In embodiment 4, the design of the chute 3 is aimed at enabling the retainer ring 6 to lift the limiting ring 5 and enabling the guide shaft 4 to move into the chute 3 when the drill rod 1 below the mud discharging pipe 12 is lifted by the steel rope 13, so that the drill rod 1 and the mud discharging pipe 12 move obliquely upward in the direction close to the pile machine, and the axes of the drill rod 1 and the mud discharging pipe 12 and the axis of the pile hole are not collinear, that is, the external extra drill rod can be directly hoisted into the pile hole, and the addition of the extra drill rod is completed, and the pile machine does not need to be moved again in the whole process.
In embodiment 6, the included angles between the inclined slots 3 and the connecting plate 7 and the horizontal plane can be selected according to the use requirement, so the specific angles are not described herein again.
In embodiment 7, it should be noted that, there are one or more guide wheels 11 specially configured for hoisting the mud pipe 12 and the drill rod 1 therebelow on the top of the pile frame 9 of the pile machine, and the installation position of the guide wheels 11 is between the guide groove and the drill rod 1, that is, when the steel cable 13 (steel wire) is wound around the guide wheel 11 there and connected to the drill rod below the mud pipe 12, the steel cable 13 (steel wire) between the guide wheel 11 and the drill rod 1 is actually disposed obliquely, that is, the pulling force of the steel cable 13 (steel wire) on the drill rod 1 has a certain component in the horizontal direction, which also causes the guide shaft 4 to be displaced into the chute 3 due to the component in the horizontal direction when the guide shaft 4 moves up to the chute 3 during the upward movement of the drill rod 1.
The concrete principle of this pile driver when increasing 1 extra drilling rod in to the stake hole is:
when 1 drill rod needs to be additionally arranged in a pile hole, no shielding object is required to be kept right above the pile hole, namely the axis of a mud discharging pipe 12 and the axis of a drill rod 1 below the mud discharging pipe are not collinear with the axis of the pile hole, firstly, a winch on a pile machine is started through an external power supply, the mud discharging pipe 12 and the drill rod 1 below the mud discharging pipe are pulled to move upwards through a steel rope 13 (a steel wire rope) carried by the winch, during the ascending, a guide end of a drill rod guide piece, namely a guide shaft 4, vertically moves upwards along a vertical groove 2, when a baffle ring 6 on the drill rod 1 below the mud discharging pipe 12 is contacted with the top surface of a limiting ring 5, the drill rod 1 and the limiting ring 5 simultaneously move upwards, because a guide wheel 11 above the drill rod 1 is placed on a pile frame 9 between the guide groove and the drill rod 1, namely the direction of the steel rope 13 is actually upwards inclined, therefore, when the guide end of the drill rod guide piece moves upwards to the chute 3, the guide end of the drill rod guide piece can enter the chute 3, the limiting ring 5 is sleeved on the drill rod 1, at the moment, the drill rod 1 and the mud pipe 12 above the drill rod 1 can be changed into an upward inclined movement track from an upward vertical movement track, the axial lines of the drill rod 1 and the mud pipe 12 above the drill rod 1 and the axial line of the pile hole are not collinear, at the moment, an additional 1 drill rod can be added into the pile hole through external equipment, after the addition is finished, the mud pipe 12 and the drill rod 1 below the mud pipe 12 are placed downwards through the steel rope 13 of the winch until the axial lines of the drill rod 1 and the mud pipe 12 and the axial line of the pile hole are collinear, and the drill rod 1 and the additional 1 drill rod are connected.
Claims (8)
1. A drilling rod jack which is characterized in that: the drill rod guide comprises a drill rod guide piece and a guide groove;
one end of the drill rod guide piece is sleeved on the peripheral surface of the drill rod and is arranged as an installation end, and the other end of the drill rod guide piece is arranged in the guide groove and is arranged as a guide end;
the guide groove comprises a vertical groove and a chute which are mutually communicated, and the vertical groove and the chute are arranged on a pile frame of the pile machine for hoisting the drill rod so as to selectively enable the axis of the drill rod and the axis of the pile hole not to be collinear when the drill rod is hoisted.
2. The drill rod retracting mechanism according to claim 1, wherein: each group of guide groove is formed by two guide grooves which are arranged oppositely, and the two guide grooves are arranged on the inner wall of the pile frame.
3. The drill rod retracting mechanism according to claim 1, wherein: the chute be provided with two sets ofly from top to bottom, every group chute all corresponds and is provided with a drilling rod guide.
4. The drill rod retracting mechanism according to claim 1, wherein: the drill rod guide comprises a drill rod guide body,
the guide shaft is used as a guide end, and two ends of the guide shaft are arranged in the guide groove;
the limiting ring is used as an installation end and sleeved on the outer peripheral surface of the drill rod, and a baffle ring for supporting the limiting ring when the drill rod is lifted is arranged on the outer peripheral surface of the drill rod;
one end of the connecting plate is fixedly connected with the peripheral surface of the guide shaft, and the other end of the connecting plate is connected with the limiting ring;
the chute and the vertical groove are communicated, one end of the chute is an open end, the other end of the chute is a closed end, and the open end and the closed end of the chute are arranged in an inclined upward state.
5. The drill rod retracting mechanism according to claim 4, wherein: the outer peripheral surface of the limiting ring is provided with a connecting ring which can rotate around the axis of the limiting ring, and the end part of the connecting plate close to the limiting ring is fixedly connected with the outer peripheral surface of the connecting ring.
6. The drill rod retracting mechanism according to claim 4, wherein: the included angle between the connecting plate and the horizontal plane is equal to the included angle between the chute and the horizontal plane.
7. The utility model provides a pile driver, includes pile frame, pile hammer and sets up the hoist engine that is used for lifting by crane the pile hammer on the pile frame, its characterized in that: the pile driver adopts a drill rod retracting mechanism as claimed in any one of claims 1 to 6, the guide groove is formed in the pile frame, a plurality of guide wheels are arranged on the pile frame above the guide groove and between the guide groove and the drill rod, and a steel rope on the winding machine is wound through the guide wheels and then connected to the drill rod so as to vertically hoist the drill rod.
8. Pile driver according to claim 7, characterized in that: and a steel rope on the winch is wound through the guide wheel and then is connected to the drill rod above the drill rod guide piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222770527.5U CN218493543U (en) | 2022-10-21 | 2022-10-21 | Drill rod retracting mechanism and pile driver using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222770527.5U CN218493543U (en) | 2022-10-21 | 2022-10-21 | Drill rod retracting mechanism and pile driver using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218493543U true CN218493543U (en) | 2023-02-17 |
Family
ID=85193843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222770527.5U Active CN218493543U (en) | 2022-10-21 | 2022-10-21 | Drill rod retracting mechanism and pile driver using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218493543U (en) |
-
2022
- 2022-10-21 CN CN202222770527.5U patent/CN218493543U/en active Active
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