CN211524731U - Occlusive pile drilling equipment for foundation pit enclosure - Google Patents
Occlusive pile drilling equipment for foundation pit enclosure Download PDFInfo
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- CN211524731U CN211524731U CN202020016074.5U CN202020016074U CN211524731U CN 211524731 U CN211524731 U CN 211524731U CN 202020016074 U CN202020016074 U CN 202020016074U CN 211524731 U CN211524731 U CN 211524731U
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- foundation pit
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Abstract
The utility model belongs to secant pile drilling equipment field, especially, a secant pile drilling equipment for foundation ditch enclosure, including power device, power device's bottom fixed mounting has the one end of output shaft, and the other end of output shaft installs the bull stick, and has cup jointed same shaft coupling on bull stick and the output shaft, and the bottom of bull stick has seted up square groove, movable mounting has the drill bit in the square groove, and the bottom of drill bit extends to the below of bull stick, all set up the bottom on the inner wall of square groove both sides and be open-ended recess, and all seted up first aperture on the one side inner wall that the recess was kept away from each other. The utility model provides an existing among the prior art foundation ditch enclosure with the interlock stake drilling machine drill bit can not change the shortcoming, make interlock stake drilling equipment in case the drill bit damages and can in time change when carrying out large-scale operation, need not change whole drilling equipment because the drill bit can not be changed, practiced thrift the cost.
Description
Technical Field
The utility model relates to an interlock stake drilling equipment technical field especially relates to an interlock stake drilling equipment for foundation ditch enclosure.
Background
In the deep foundation pit construction, aiming at complex stratum, the depth of the designed pile is extremely deep, the site is narrow, large advanced equipment cannot be used, and particularly when the waterproof curtain secant pile is constructed, the secant pile drilling equipment for foundation pit enclosure is very practical.
The 201821308704.5 patent discloses a drill for a continuous engaged pile retaining wall of a foundation pit, comprising: the device comprises a power device and a drill rod mechanism, wherein the drill rod mechanism is connected with the power device and is used for forming a plurality of continuous pile holes which are communicated with each other at one time, and the drill rod mechanism comprises a plurality of drill rods and a drill bit positioned at the lower part of each drill rod; two adjacent drill bits are arranged in a staggered mode in the transverse direction and the longitudinal direction of the horizontal direction, and projections in the vertical direction are provided with overlapped parts; the drill rod at least comprises two straight rod sections which are coaxially arranged, and at least one bent section which is positioned between the two straight rod sections; the drilling machine further comprises: and the first device is arranged at the bent section and is suitable for being driven by the bent section to move circumferentially when the drill rod rotates, so that the soil body part protruding towards the inner side of the hole on the inner wall of the continuous pile hole is broken through circumferential movement contact.
The drill bit of the drilling machine must be replaced frequently due to the working strength of the drilling machine, which is often damaged during operation, but the drill bit of the drilling machine designed in the patent cannot be replaced, and the whole drilling machine must be replaced once the drill bit is damaged, which undoubtedly increases huge cost and waste.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that has among the prior art that the secant pile drilling machine drill bit can not change for the foundation ditch enclosure, and the secant pile drilling equipment for the foundation ditch enclosure who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a secant pile drilling device for foundation pit support comprises a power device, wherein one end of an output shaft is fixedly arranged at the bottom end of the power device, a rotating rod is arranged at the other end of the output shaft, the rotating rod and the output shaft are sleeved with the same coupler, a square groove is formed in the bottom end of the rotating rod, a drill bit is movably arranged in the square groove, the bottom of the drill bit extends to the lower part of the rotating rod, grooves with openings at the bottoms are formed in the inner walls of the two sides of the square groove, first small holes are formed in the inner wall of one side, far away from each other, of each groove, a fixed rod is fixedly arranged on the inner wall of the top of each first small hole, one side, close to the drill bit, of each fixed rod is provided with a second small hole in the horizontal direction, a cross rod is slidably arranged in the second small holes, the two ends of the cross rod, and the other end of the cross rod is rotatably provided with an L-shaped rod.
Preferably, the two sides of the drill bit are fixedly provided with clamping blocks, the clamping blocks are of arc structures, one end of the cross rod, which is located in the groove, is in contact with the clamping blocks, and the clamping blocks are movably arranged in the groove.
Preferably, the cross rod is sleeved with a spring, one end of the spring is fixedly connected to the fixing rod, and the other end of the spring is fixedly connected to the cross rod.
Preferably, the top side and the bottom side of the cross rod are both provided with sliding grooves, sliding blocks are arranged on the sliding grooves in a sliding mode, and the sliding blocks are fixedly arranged on the inner walls of the second small holes.
Preferably, fixed mounting has the montant on the inner wall of first aperture bottom side, and the montant is located the dead lever and keeps away from one side of drill bit, and outside the one end of L type pole extended to the bull stick, and two circular slots have been seted up to the annular on the L type pole, and circular slot and montant looks adaptation.
In the utility model, the secant pile drilling equipment for foundation pit support can realize the replacement of the secant pile drilling equipment drill bit by the mutual matching of the driving force, the output shaft, the shaft coupling, the rotating rod, the square groove, the drill bit, the groove, the fixture block, the first small hole, the fixed rod, the transverse rod, the L-shaped rod, the vertical rod, the circular groove, the spring, the second small hole, the sliding groove and the sliding block;
the utility model provides an existing among the prior art foundation ditch enclosure with the interlock stake drilling machine drill bit can not change the shortcoming, make interlock stake drilling equipment in case the drill bit damages and can in time change when carrying out large-scale operation, need not change whole drilling equipment because the drill bit can not be changed, practiced thrift the cost.
Drawings
Fig. 1 is a schematic front view of the occlusive pile drilling equipment for foundation pit support provided by the utility model;
fig. 2 is a schematic structural view of a part a of the occlusive pile drilling equipment for foundation pit bracing provided by the utility model;
fig. 3 is the utility model provides a part A1 of secant pile drilling equipment for foundation ditch enclosure.
In the figure: the device comprises a power 1, an output shaft 2, a coupler 3, a rotating rod 4, a square groove 5, a drill bit 6, a groove 7, a clamping block 8, a first small hole 9, a fixed rod 10, a cross rod 11, a 12L-shaped rod, a vertical rod 13, a circular groove 14, a spring 15, a second small hole 16, a sliding groove 17 and a sliding block 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an occlusive pile drilling device for foundation pit enclosure comprises a power device 1, the power device 1 is a patent with application number 201821308704.5, and discloses a power device of a drilling machine for a continuous occlusive pile retaining wall of a foundation pit, the bottom end of the power device 1 is fixedly provided with one end of an output shaft 2, the other end of the output shaft 2 is provided with a rotating rod 4, the rotating rod 4 and the output shaft 2 are sleeved with a same coupler 3, the bottom end of the rotating rod 4 is provided with a square groove 5, a drill bit 6 is movably arranged in the square groove 5, the bottom of the drill bit 6 extends to the lower part of the rotating rod 4, the inner walls of two sides of the square groove 5 are respectively provided with a groove 7 with an opening at the bottom, the inner wall of one side of the groove 7, which is far away from each other, is provided with a first small hole 9, the inner wall of the top of the first, and one side of the fixed rod 10 close to the drill bit 6 is provided with a second small hole 16 along the horizontal direction, a cross rod 11 is arranged in the second small hole 16 in a sliding mode, two ends of the cross rod 11 extend out of the second small hole 16, one end of the cross rod 11 extends into the groove 7, and the other end of the cross rod 11 is rotatably provided with an L-shaped rod 12.
The utility model discloses in, the equal fixed mounting in both sides of drill bit 6 has fixture block 8, and fixture block 8 is the arc structure, and the one end that horizontal pole 11 is located recess 7 contacts with fixture block 7, and fixture block 8 movable mounting makes in recess 7 and guarantees that when horizontal pole 11 does not contact the card with fixture block 8 in recess 7, fixture block 8 can take drill bit 6 to follow roll-off in square groove 5.
The utility model discloses in, spring 15 has been cup jointed on the horizontal pole 11, and spring 15's one end fixed connection is on dead lever 10, and spring 15's other end fixed connection is on horizontal pole 11, and spring 15's connection method is in order to make horizontal pole 11 can reset.
The utility model discloses in, spout 17 has all been seted up to the top side and the bottom side of horizontal pole 11, and slidable mounting has slider 18 on spout 17, and slider 18 fixed mounting is on the inner wall of second aperture 16, and spout 17 and slider 18 mutually support to be in order to make horizontal pole 11 can remove better.
The utility model discloses in, fixed mounting has montant 13 on the inner wall of first aperture 9 bottom side, montant 13 is located dead lever 10 and keeps away from one side of drill bit 6, outside the one end of L type pole 12 extended to bull stick 4, and two circular slots 14 have been seted up to the ring shape on the L type pole 12, and circular slot 14 and montant 13 looks adaptation, circular slot 14 and montant 13 looks adaptation are in order to guarantee when drill bit 6 rotates, can not make horizontal pole 11 remove because of centrifugal force effect, and then make drill bit 6 drop.
In the working principle of the utility model, if the drill bit 6 is to be replaced, firstly the L-shaped rod 12 is rotated to prevent the circular groove 14 from being clamped with the vertical rod 13, then the L-shaped rod 12 is pulled to move, and then the L-shaped rod 12 drives the cross rod 11 to slide under the matching of the sliding groove 17 and the sliding block 18, and when the cross rod 11 is not contacted with the clamping block 8, the drill bit 6 falls from the square groove 5; then with new drill bit 6 toward square groove 5 in the installation can, when drill bit 6 removed a definite position, fixture block 8 on the drill bit 6 will contact with horizontal pole 11, when drill bit 6 removed again toward square groove 5 in the time, will make horizontal pole 11 slide under the cooperation of spout 17 and slider 18, after horizontal pole 11 slided a definite position, horizontal pole 11 will contact the block with fixture block 8, rotatory L type pole 12 makes circular slot 14 and montant 13 block can make drill bit 6 can not make horizontal pole 11 remove because of centrifugal force effect when rotatory, just accomplished the change to drill bit 6 this moment.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A secant pile drilling device for foundation pit enclosure comprises a power device (1) and is characterized in that one end of an output shaft (2) is fixedly installed at the bottom end of the power device (1), a rotating rod (4) is installed at the other end of the output shaft (2), a same coupler (3) is sleeved on the rotating rod (4) and the output shaft (2), a square groove (5) is formed in the bottom end of the rotating rod (4), a drill bit (6) is movably installed in the square groove (5), the bottom of the drill bit (6) extends to the lower portion of the rotating rod (4), grooves (7) with openings at the bottoms are formed in the inner walls of the two sides of the square groove (5), first small holes (9) are formed in the inner wall of one side, far away from each other, fixing rods (10) are fixedly installed on the inner wall of the top of the first small holes (9) close to one side of the drill bit (6), and one side that dead lever (10) are close to drill bit (6) has seted up second aperture (16) along the horizontal direction, slidable mounting has horizontal pole (11) in second aperture (16), and outside the both ends of horizontal pole (11) all extended to second aperture (16), the one end of horizontal pole (11) extends to in recess (7), and the other end rotation of horizontal pole (11) installs L type pole (12).
2. The occlusive pile drilling equipment for foundation pit bracing according to claim 1, wherein the fixture block (8) is fixedly mounted on each of two sides of the drill (6), the fixture block (8) is of an arc-shaped structure, one end of the cross rod (11) located in the groove (7) is in contact with the fixture block (8), and the fixture block (8) is movably mounted in the groove (7).
3. A secant pile drilling equipment for foundation pit bracing according to claim 1, wherein the cross bar (11) is sleeved with a spring (15), one end of the spring (15) is fixedly connected to the fixing rod (10), and the other end of the spring (15) is fixedly connected to the cross bar (11).
4. A secant pile drilling device for foundation pit bracing according to claim 1, wherein the top side and the bottom side of the cross rod (11) are both provided with a sliding groove (17), a sliding block (18) is slidably mounted on the sliding groove (17), and the sliding block (18) is fixedly mounted on the inner wall of the second small hole (16).
5. A secant pile drilling device for foundation pit bracing according to claim 1, wherein a vertical rod (13) is fixedly mounted on the inner wall of the bottom side of the first small hole (9), the vertical rod (13) is positioned on one side of the fixed rod (10) far away from the drill bit (6), one end of the L-shaped rod (12) extends out of the rotating rod (4), two circular grooves (14) are annularly formed in the L-shaped rod (12), and the circular grooves (14) are matched with the vertical rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020016074.5U CN211524731U (en) | 2020-01-06 | 2020-01-06 | Occlusive pile drilling equipment for foundation pit enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020016074.5U CN211524731U (en) | 2020-01-06 | 2020-01-06 | Occlusive pile drilling equipment for foundation pit enclosure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211524731U true CN211524731U (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020016074.5U Active CN211524731U (en) | 2020-01-06 | 2020-01-06 | Occlusive pile drilling equipment for foundation pit enclosure |
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| CN (1) | CN211524731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459049A (en) * | 2020-11-20 | 2021-03-09 | 江西中恒地下空间科技有限公司 | Device for realizing secant pile of underground garage and secant pile |
| CN112872401A (en) * | 2021-02-23 | 2021-06-01 | 张景田 | Automatic punching device for machining |
-
2020
- 2020-01-06 CN CN202020016074.5U patent/CN211524731U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459049A (en) * | 2020-11-20 | 2021-03-09 | 江西中恒地下空间科技有限公司 | Device for realizing secant pile of underground garage and secant pile |
| CN112872401A (en) * | 2021-02-23 | 2021-06-01 | 张景田 | Automatic punching device for machining |
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