CN214944030U - Locking and fixing device suitable for bridge pile foundation percussion drill - Google Patents
Locking and fixing device suitable for bridge pile foundation percussion drill Download PDFInfo
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- CN214944030U CN214944030U CN202120557685.5U CN202120557685U CN214944030U CN 214944030 U CN214944030 U CN 214944030U CN 202120557685 U CN202120557685 U CN 202120557685U CN 214944030 U CN214944030 U CN 214944030U
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Abstract
The utility model provides a locking fixing device suitable for bridge pile foundation percussion drill rig, including being used for placing the sleeper beam on drilling platform, be fixed with spacing draw-in groove base on the sleeper beam, be equipped with the arcwall face recess on the spacing draw-in groove base, place the through bar steel pipe that is used for being connected with the landing leg of percussion drill rig in the arcwall face recess of spacing draw-in groove base, the radian of arcwall face recess and the surface looks adaptation of through bar steel pipe. The utility model provides a locking fixing device suitable for bridge pile foundation percussion drill rig is rational in infrastructure, simple manufacture, the ann tears open conveniently, and the process of laying is simply operated through the manpower, has reduced the use of machinery, has effectively ensured construction quality and progress and cost, has realized the quick installation and the dismantlement of percussion drill rig in different topography geology, different place, and the operation process is simple; meanwhile, the safety, stability and limitation of the drilling machine are well achieved, and the safety of operating personnel is guaranteed.
Description
Technical Field
The utility model relates to a locking fixing device suitable for bridge pile foundation churn drill rig belongs to bridge construction technical field.
Background
The percussion drill is a machine which is used for punching and drilling rock strata by means of the impact force of a drill bit, and has great advantages compared with other types of drilling machines because the percussion drill can be suitable for various geological conditions, particularly harder rock strata. Because of strong adaptability of the percussion drill, the percussion drill is suitable for various stratums and is widely used in the construction of drilling and pouring pile foundations. In the construction process, the impact force of the impact drilling machine is large, so that the stability of the drilling machine is influenced, and the stability of the drilling machine in the construction process is difficult to control under most conditions, so that the potential safety hazards such as deviation of drilling holes, drill clamping, rollover of the drilling machine and the like are caused.
The currently widely used percussion drill fixing methods include two types: one is that a steel pipe through bar is arranged below a clamping groove of front and rear supporting legs of a percussion drill, the through bar is supported on a sleeper and then fixed by utilizing a wedge-shaped wood block to match with a cramp, the cramp is loosened and falls off due to shaking of the wedge-shaped wood block caused by impact vibration in the drilling process, repeated fixation is needed, and the fixing effect is poor; the other mode is that a sliding groove at the bottom end of the percussion drill is directly dismantled, and a beam frame of the percussion drill is directly fixed on a drilling platform, so that the position of the drilling machine is not easy to adjust.
Disclosure of Invention
In order to solve the not enough of prior art, the utility model provides a locking fixing device suitable for bridge pile foundation percussion drill rig locks percussion drill in the work progress, produces displacement, unstability scheduling problem in the rig work progress with fine solution, and it is convenient to dismantle, repeatedly usable improves engineering efficiency.
The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a locking fixing device suitable for bridge pile foundation percussion drill rig, including being used for placing the sleeper beam on drilling platform, be fixed with spacing draw-in groove base on the sleeper beam, be equipped with the arcwall face recess on the spacing draw-in groove base, place the penetrating bar steel pipe that is used for being connected with the landing leg of percussion drill rig in the arcwall face recess of spacing draw-in groove base, the radian of arcwall face recess and the surface looks adaptation of penetrating bar steel pipe.
The lateral part of spacing draw-in groove base is provided with fixed stopper, and fixed stopper distributes in the axis both sides of arcwall face recess, and fixed stopper is equipped with the screw hole that link up from top to bottom, and spacing draw-in groove base is fixed in on the sleeper bolster through the fixing bolt who runs through in the screw hole with the bottom surface parallel and level of spacing draw-in groove base, fixed stopper.
The surface of sleeper bolster is equipped with the fixed spacing groove with fixed stopper rigidity, inlays in the fixed spacing groove and is equipped with the sleeve, is equipped with the screw hole in the sleeve, and spacing draw-in groove base is fixed in on the sleeper bolster through the fixing bolt who runs through in fixed stopper and telescopic screw hole in proper order.
Spacing draw-in groove base includes that end to end forms the curb plate that the four sides enclosed the fender on bottom plate, the bottom plate to and will seal in the roof at curb plate top, the roof includes with the unanimous arc panel of the surface radian of penetrating the thick stick steel pipe and be located the horizontal plate of arc panel both sides.
The bottom plate, the side plates and the top plate are all made of steel plates.
The limiting clamping groove base is provided with a level bubble used for judging whether the axis of the arc-shaped surface groove is in a horizontal state.
The surface of the arc-shaped surface groove of the limiting clamping groove base is provided with anti-sliding grains.
The utility model discloses based on the beneficial effect that its technical scheme had lies in:
the utility model provides a pair of locking fixing device suitable for bridge pile foundation percussion drill rig utilizes spacing draw-in groove base to wear the thick stick spacing with the beneath steel pipe of percussion drill rig, and use bolt sleeve to fix spacing draw-in groove base on the sleeper beam around the rig, make it can not take place displacement around because of the impact force in the work progress, sleeper beam lays at the drilling platform face, because sleeper beam is in the frictional resistance of drilling platform face and through spacing draw-in groove base to the spacing resistance effect of the thick stick steel pipe of wearing under the rig kerve, use this spacing draw-in groove base, the displacement that both can effectual control rig, can stabilize the emergence of potential safety hazards such as rig does not take place to empty again, simultaneously because can reuse, effect such as energy-concerving and environment-protective, help improving the work efficiency, practice thrift supplementary construction cost, more can effectively avoid the emergence of incident.
Drawings
Fig. 1 is the utility model provides a pair of locking fixing device's structural schematic suitable for bridge pile foundation churn drill rig.
Fig. 2 is a schematic structural diagram of a limiting card slot base.
Fig. 3 is a drill-in fixed schematic view of a percussion drill.
In the figure: 1-limiting clamping groove base, 2-fixing limiting block, 3-fixing bolt, 4-sleeve, 5-penetrating steel pipe, 6-sleeper beam, 7-drilling platform, 8-impact hammer, 9-pile foundation steel casing, 10-impact drill and 11-drill bottom groove.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Referring to fig. 1 and 2, the utility model provides a locking fixing device suitable for bridge pile foundation percussion drill rig, including being used for placing sleeper pad beam 6 on drilling platform 7, be fixed with spacing draw-in groove base 1 on the sleeper pad beam, be equipped with the arcwall face recess on the spacing draw-in groove base, place the thick stick steel pipe 5 of wearing that is used for being connected with the landing leg of percussion drill rig 10 in the arcwall face recess of spacing draw-in groove base, the radian of arcwall face recess and the surface looks adaptation of wearing the thick stick steel pipe.
Spacing draw-in groove base includes that end to end forms the curb plate that the four sides enclosed the fender on bottom plate, the bottom plate to and will seal in the roof at curb plate top, the roof includes with the unanimous arc panel of the surface radian of penetrating the thick stick steel pipe and be located the horizontal plate of arc panel both sides.
The bottom plate, the side plates and the top plate are all made of steel plates, and the plates are welded with each other.
The surface of the arc-shaped surface groove of the limiting clamping groove base is provided with anti-sliding grains.
The lateral part of spacing draw-in groove base is provided with fixed stopper 2, and the bottom surface of fixed stopper and the bottom surface parallel and level of spacing draw-in groove base, fixed stopper distribute in the axis both sides of arcwall face recess, and fixed stopper is equipped with the screw hole that link up from top to bottom, and spacing draw-in groove base accessible runs through on the fixing bolt 3 of screw hole is fixed in the sleeper bolster.
The surface of the sleeper pad beam can be provided with a fixed limiting groove fixed with the position of the fixed limiting block, a sleeve 4 is embedded in the fixed limiting groove, a threaded hole is formed in the sleeve, and the limiting clamping groove base can be fixed on the sleeper pad beam through fixing bolts which sequentially penetrate through the fixed limiting block and the threaded hole of the sleeve.
Referring to fig. 3, the utility model provides a pair of locking fixing device's working process suitable for bridge pile foundation percussion drill rig does:
(1) before the percussion drill rig is installed, the distance between the central axis of an impact hammer 8 of the percussion drill rig and the central axis of a front and a rear penetrating bar steel pipe is released by a drilling platform according to a pile position coordinate, then a sleeper beam is placed in the middle of the front and the rear of a lofting position of the penetrating bar steel pipe, and the displacement of the percussion drill rig in the construction process is prevented by the sleeper beam through 'front three and rear two'. Then, a limiting clamping groove base is arranged on the sleeper beam, and the sleeper beam penetrates through a fixing limiting groove through a fixing bolt to be fixed in a sleeve on the sleeper beam, so that a fixing limiting effect is achieved;
(2) mounting a penetrating bar steel pipe in the clamping groove of the limiting clamping groove base, wherein the penetrating bar steel pipe is arranged in front of and behind the limiting clamping groove base, and measuring and adjusting the elevation of the penetrating bar steel pipe by using a measuring level gauge to enable the height to be on a level surface; a leveling bubble for judging whether the axis of the arc-shaped surface groove is in a horizontal state can be arranged on the limiting clamping groove base, so that the efficiency is further improved;
(3) hoisting the percussion drill rig by a crane to enable the bottom groove 11 of the drilling rig to be positioned on the steel pipe of the penetrating bar, finely adjusting the position of the percussion drill rig by using tools such as a chain block, a jack and the like until a hoisting pulley line, the center of the percussion hammer and the center of a pile hole on a drilling frame are positioned on the same vertical line, wherein the deviation is not more than 2cm, and by the measures, the precise positioning and the construction locking and fixing of the percussion drill rig are completed;
(4) after the percussion drill is accurately in place, starting a winch to lift the impact hammer, and slowly placing the impact hammer into the pile foundation steel casing 9 to prepare for percussion drilling; before punching, checking main equipment, corollary equipment and a steel wire rope to ensure good state, and performing impact construction after checking is finished;
(5) and after drilling is finished, firstly removing the fixing bolt on the sleeper beam, then removing the percussion drill through hoisting equipment, finally removing the through-bar steel pipe, the limiting clamping groove base and the sleeper beam in sequence, and performing drilling construction on the next pile foundation.
The utility model provides a locking fixing device suitable for bridge pile foundation percussion drill rig is rational in infrastructure, simple manufacture, the ann tears open conveniently, and the process of laying is simply operated through the manpower, has reduced the use of machinery, has effectively ensured construction quality and progress and cost, has realized the quick installation and the dismantlement of percussion drill rig in different topography geology, different place, and the operation process is simple; meanwhile, the safety, stability and limitation of the drilling machine are well achieved, and the safety of operating personnel is guaranteed.
The invention is well adapted or slightly modified in view of the above description by a person skilled in the art, and all such modifications and alterations are intended to fall within the scope of the appended claims.
Claims (7)
1. The utility model provides a locking fixing device suitable for bridge pile foundation churn drill rig, is including being used for placing the sleeper beam on drilling platform, its characterized in that: a limiting clamping groove base is fixed on the sleeper beam, an arc-shaped surface groove is formed in the limiting clamping groove base, a penetrating bar steel pipe used for being connected with supporting legs of the percussion drill drilling machine is placed in the arc-shaped surface groove of the limiting clamping groove base, and the radian of the arc-shaped surface groove is matched with the outer surface of the penetrating bar steel pipe.
2. The locking and fixing device suitable for the bridge pile foundation percussion drill-drilling machine according to claim 1, characterized in that: the lateral part of spacing draw-in groove base is provided with fixed stopper, and fixed stopper distributes in the axis both sides of arcwall face recess, and fixed stopper is equipped with the screw hole that link up from top to bottom, and spacing draw-in groove base is fixed in on the sleeper bolster through the fixing bolt who runs through in the screw hole with the bottom surface parallel and level of spacing draw-in groove base, fixed stopper.
3. The locking and fixing device suitable for the bridge pile foundation percussion drill-drilling machine according to claim 2, characterized in that: the surface of sleeper bolster is equipped with the fixed spacing groove with fixed stopper rigidity, inlays in the fixed spacing groove and is equipped with the sleeve, is equipped with the screw hole in the sleeve, and spacing draw-in groove base is fixed in on the sleeper bolster through the fixing bolt who runs through in fixed stopper and telescopic screw hole in proper order.
4. The locking and fixing device suitable for the bridge pile foundation percussion drill-drilling machine according to claim 1, characterized in that: spacing draw-in groove base includes that end to end forms the curb plate that the four sides enclosed the fender on bottom plate, the bottom plate to and will seal in the roof at curb plate top, the roof includes with the unanimous arc panel of the surface radian of penetrating the thick stick steel pipe and be located the horizontal plate of arc panel both sides.
5. The locking and fixing device suitable for the bridge pile foundation percussion drill-drilling machine according to claim 4, wherein: the bottom plate, the side plates and the top plate are all made of steel plates.
6. The locking and fixing device suitable for the bridge pile foundation percussion drill-drilling machine according to claim 1, characterized in that: the limiting clamping groove base is provided with a level bubble used for judging whether the axis of the arc-shaped surface groove is in a horizontal state.
7. The locking and fixing device suitable for the bridge pile foundation percussion drill-drilling machine according to claim 1, characterized in that: the surface of the arc-shaped surface groove of the limiting clamping groove base is provided with anti-sliding grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120557685.5U CN214944030U (en) | 2021-03-18 | 2021-03-18 | Locking and fixing device suitable for bridge pile foundation percussion drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120557685.5U CN214944030U (en) | 2021-03-18 | 2021-03-18 | Locking and fixing device suitable for bridge pile foundation percussion drill |
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| Publication Number | Publication Date |
|---|---|
| CN214944030U true CN214944030U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120557685.5U Active CN214944030U (en) | 2021-03-18 | 2021-03-18 | Locking and fixing device suitable for bridge pile foundation percussion drill |
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| CN (1) | CN214944030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115750225A (en) * | 2022-11-18 | 2023-03-07 | 江苏中车电机有限公司 | Fixing device for downward cambered surface of product and using method |
-
2021
- 2021-03-18 CN CN202120557685.5U patent/CN214944030U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115750225A (en) * | 2022-11-18 | 2023-03-07 | 江苏中车电机有限公司 | Fixing device for downward cambered surface of product and using method |
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