CN213743227U - One-step forming excavation drill bit for shallow layer square foundation pit - Google Patents
One-step forming excavation drill bit for shallow layer square foundation pit Download PDFInfo
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- CN213743227U CN213743227U CN202021690144.1U CN202021690144U CN213743227U CN 213743227 U CN213743227 U CN 213743227U CN 202021690144 U CN202021690144 U CN 202021690144U CN 213743227 U CN213743227 U CN 213743227U
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- drill bit
- steel pipe
- box
- step forming
- hydraulic
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000005553 drilling Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 7
- 239000000956 alloy Substances 0.000 claims abstract description 6
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 6
- 241000309551 Arthraxon hispidus Species 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000005728 strengthening Methods 0.000 claims abstract description 3
- 239000003921 oil Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 210000002445 nipple Anatomy 0.000 claims description 4
- 238000010248 power generation Methods 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 4
- 239000002689 soil Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a one-step forming excavation drill bit for a shallow layer square foundation pit, which comprises a drill bit body, wherein a steel pipe is arranged outside the drill bit body, and a drill rod is arranged in the steel pipe; the drill bit body top-down is equipped with coupling mechanism, vibration mechanism, hydraulic means and drill bit mechanism, drill bit mechanism include the steel pipe, the box is connected to the steel pipe lower extreme, be equipped with additional strengthening around box and the steel pipe hookup location, be equipped with the cavity in box and the steel pipe, be equipped with drilling rod, auger blade, drilling rod support in the cavity, the box lower extreme is the arc shape, the alloy blade is installed to arc shape department, the box four corners sets up the bleeder vent, the bleeder vent lower extreme has the metal plug, drill bit mechanism upper end be equipped with the high-speed joint head. This device can solve the following problems: the device comprises a street lamp, a rain and sewage shaft, greening nursery stocks, traffic signal lamps, solar power generation boards, traffic signs, surrounding retaining columns and the like, and is applied to the field of excavation of shallow square, circular and special-shaped foundation pits. The advantages are that: the one shot forming need not the template, labour saving and time saving, material saving.
Description
Technical Field
The utility model relates to an engineering machine tool, building infrastructure field are exactly shallow layer square foundation pit one shot forming excavation drill bit.
Background
Traditional excavation drill bit is all through cutting soil layer and stratum, and finally get rid of these detritus through mud circulation or the mode of artifical dumping outside, prior art lacks the target: the method comprises the following steps of road lamps, rain and sewage shafts, greening nursery stocks, traffic signal lamps, solar power generation boards, traffic signs, surrounding retaining columns and the like.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that prior art lacks the aiming at: the method comprises the following steps of road lamps, rain and sewage shafts, greening nursery stocks, traffic signal lamps, solar power generation boards, traffic signs, surrounding retaining columns and the like.
In order to solve the above technical problem, the utility model discloses a following technical means:
the one-step forming excavation drill bit for the shallow layer square foundation pit comprises a drill bit body, wherein a steel pipe is arranged on the outer side of the drill bit body, and a drill rod is arranged in the steel pipe; drill bit body top-down be equipped with coupling mechanism, vibration mechanism, hydraulic means and drill bit mechanism, drill bit mechanism include the steel pipe, the box is connected to the steel pipe lower extreme, be equipped with additional strengthening around box and the steel pipe hookup location, be equipped with the cavity in box and the steel pipe, be equipped with drilling rod, auger blade, drilling rod support in the cavity, the box lower extreme is arc shape, alloy blade is installed to arc shape department, the box four corners sets up the bleeder vent, the bleeder vent lower extreme has the metal blanking strip, drill bit mechanism upper end be equipped with the high-speed joint head. This device can solve the following problems: the device comprises a street lamp, a rain and sewage shaft, greening nursery stocks, traffic signal lamps, solar power generation boards, traffic signs, surrounding retaining columns and the like, and is applied to the field of excavation of shallow square, circular and special-shaped foundation pits. The advantages are that: the one shot forming need not the template, labour saving and time saving, material saving.
Preferably, the present invention further provides:
the reinforcing structure is a triangular reinforcing rib welded at the joint of the box body and the steel pipe, so that the stress strength is improved, and the box body is square.
The drilling rod support be the tripod support frame, the auger blade be sectional type auger blade, sectional type auger blade sets up between a plurality of tripod support frames.
The quick connector be equipped with upper end connecting portion and lower extreme connecting portion, the upper end connecting portion correspond the position and be equipped with connecting groove, the corresponding position of lower extreme connecting portion is equipped with the connection arch, the quick connector inner chamber is unanimous with superstructure main part diameter, substructure and bottom half same diameter.
The connecting mechanism is an excavator connector, a large-caliber seamless steel pipe is arranged at the lower end of the excavator connector, and a flange is welded at the lower end of the excavator connector.
The vibration mechanism is a hydraulic high-frequency vibrator which is arranged on a vibrator base, an oil cylinder connecting through hole is reserved in the vibrator base, and flanges are arranged at two ends of the vibrator base and are locked with the upper section screw and the lower section screw.
The hydraulic device comprises a hydraulic push rod oil cylinder, a hydraulic motor and a material bin bulldozing plate, wherein the hydraulic push rod oil cylinder and the hydraulic motor are arranged above the base, a flange is arranged above the hydraulic device, a quick connector is arranged below the hydraulic device, and a three-leg support frame is arranged in the hydraulic device.
All movable support points of the drill bit body adopt thrust roller bearings, each node is provided with a lubricating oil passage, and an oil passage grease nipple extends to the outer wall.
The steel pipe be equipped with the steel pipe section of thick bamboo wall, reserve the viewing aperture on the steel pipe section of thick bamboo wall.
The drill rod and the drill bit mechanism are directly butted by spline shafts.
The invention has the following characteristics:
the main body of the device adopts large-caliber seamless steel pipes and high-strength steel plates, and the durability of the structure is ensured.
Utilize excavator hydraulic system drive, the driver's cabin sets up two-way foot valve controlling means work, digs the process down: the excavator pushes down to move, the hydraulic component works simultaneously, the hydraulic push rod oil cylinder is lifted to the highest position, the hydraulic vibrator vibrates at high frequency, the hydraulic motor rotates to drive the auger piece, the auger drill bit rotates at high speed to crush soil, the centrifugal force applied to soil vibration is larger than the friction force between the soil and the surface of the spiral auger blade, and the soil vibration rises to the material bin along the auger blade.
The device stops acting when the material bin is full, a foundation pit is lifted to a synchronously following tipping operation vehicle, the control valve is opened to perform reverse rotation action, the push rod of the hydraulic oil cylinder reversely pushes, the hydraulic motor reversely rotates to drive the auger blade, and the hydraulic vibrator works simultaneously, so that the adsorption effect of various kinds of soil on the inner wall of the device can be efficiently reduced, and the soil unloading process is completed.
All hydraulic components of the device all adopt the same hydraulic oil circuit, each component is provided with a set of hydraulic flow control valve, and each component can work synchronously.
The device main part and drill bit assembly drilling rod are hollow design, and upper portion sets up the water seal module, and the filler pipe of water filling port is extended to the main part outer wall.
The internal water channel is communicated to the top end of the drill bit, and water injection is realized while rotation is carried out.
This function can be according to different construction operating mode soil structures, can take in good time water injection operation, can effectively improve the cutting and the lifting capacity of drill bit to all kinds of soil property, improves the efficiency of construction.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the auger blade of the present invention.
Fig. 3 is a schematic structural diagram of the quick connector of the present invention.
Description of reference numerals: 1-excavator joint; 2-hydraulic push rod oil cylinder; 3-hydraulic high-frequency vibrator; 4-a hydraulic motor; 5-material bin bulldozing plate; 6-a viewing port; 7-a drill rod; 8-drill rod supporting; a 9-alloy blade; 10-a quick connector; 11-auger blade; 12-air holes; 13-triangular reinforcing ribs; 14-upper end connection; 15-lower end connection.
Detailed Description
The present invention will be further described with reference to the following examples.
Specific example 1:
as can be seen from fig. 1, 2 and 3, the one-step forming excavation drill bit for the shallow square foundation pit of the utility model comprises a drill bit body, a steel pipe is arranged outside the drill bit body, and a drill rod 7 is arranged in the steel pipe; the drill bit body is provided with a connecting mechanism, a vibration mechanism, a hydraulic device and a drill bit mechanism from top to bottom, the drill mechanism comprises a steel pipe, the lower end of the steel pipe is connected with a box body, a reinforcing structure is arranged around the connecting position of the box body and the steel pipe, a cavity is arranged in the box body and the steel pipe, a drill rod 7, a packing auger blade 11 and a drill rod support 8 are arranged in the cavity, the lower end of the box body is in an arc shape, an alloy blade 9 is arranged at the arc shape, air holes 12 are arranged at the four corners of the box body, metal blocking pieces are arranged at the lower ends of the air holes 12, the upper end of the drill bit mechanism is provided with a quick connector 10, the reinforcing structure is a triangular reinforcing rib 13 welded at the joint of the box body and the steel pipe, the stress strength is improved, the shape of box be square, the drilling rod supports 8 and is the tripod support frame, auger blade 11 be sectional type auger blade 11, sectional type auger blade 11 sets up between a plurality of tripod support frames. The connecting mechanism is an excavator connector 1, a large-caliber seamless steel pipe is arranged at the lower end of the excavator connector 1, a flange is welded at the lower end of the excavator connector 1, the vibrating mechanism is a hydraulic high-frequency vibrator 3, the hydraulic high-frequency vibrator 3 is arranged on a vibrator base, an oil cylinder connecting through hole is reserved on the vibrator base, the flanges are arranged at the two ends of the vibrator base, locked with the upper and lower section screws, the hydraulic device comprises a hydraulic push rod oil cylinder 2, a hydraulic motor 4 and a material bin bulldozing plate 5, the hydraulic push rod oil cylinder 2 and the hydraulic motor 4 are arranged above the base, a flange is arranged above the hydraulic device, a quick connector 10 is arranged below the hydraulic device, a three-leg support frame is arranged in the hydraulic device, all movable support points of the drill bit body adopt thrust roller bearings, each node is provided with a lubricating oil passage, an oil passage grease nipple extends out to the outer wall, and an observation port 6 is reserved in the wall of the steel tube of the hydraulic device.
Specific example 2:
referring to fig. 3, the utility model discloses shallow square foundation pit one shot forming excavation drill bit, high-speed joint head 10 are equipped with upper end connecting portion 14 and lower extreme connecting portion 15, and upper end connecting portion 14 corresponds the position and is equipped with coupling groove, and lower extreme connecting portion 15 corresponds the position and is equipped with the connection arch, and high-speed joint head 10 inner chamber is unanimous with superstructure main part diameter, substructure and the same diameter of bottom half.
Specific example 3:
referring to fig. 1, the utility model discloses device shallow layer square foundation pit one shot forming excavation drill bit main part assembly: is formed by dividing into three sections,
the lower end of the upper section of the large-caliber seamless steel pipe is welded with the excavator connecting mechanism and is provided with a flange.
The vibrator base is arranged in the middle section, the oil cylinder connecting through hole is reserved, and flanges are arranged at two ends of the vibrator base and are locked with the upper section screw and the lower section screw.
The lower section is internally provided with a hydraulic oil cylinder and a hydraulic motor 4 base, a bulldozing plate, a viewing port is reserved on the cylinder wall, the upper end is provided with a flange, and the lower end is provided with a universal quick connector 10. The bottom is provided with a three-leg support frame of a drill rod 7.
A drill bit assembly:
the upper end is provided with a universal quick connector 10, the inner cavity is conical, the upper part has the same diameter with the main body of the device, and the lower part has the same diameter with the bottom of the external square box body.
Two tripod supporting frames are arranged in the hydraulic motor, the drill rod 7 and the auger blade 11 are fixed, (the auger blade 11 is arranged in a segmented mode, and one section is arranged between the tripod supporting frames), and the resistance of the tripod supporting frames to soil rising can be ignored under the action of high rotating speed, large torque and pressing-down action of the hydraulic motor 4.
The lower end of the square box body is in an arc shape and is provided with the alloy blade 9, so that the resistance of cutting the foundation pit wall when the box body falls can be effectively reduced.
The box four corners sets up bleeder vent 12, and there is the metal closure piece bleeder vent 12 lower extreme, and the automatic closure of metal closure piece contact soil in the device pushes down the in-process, and the metal closure piece is automatic when not receiving soil resistance when the device promotes, forms the gas circuit, effectively solves the adsorption affinity of the inside negative pressure of in-process foundation ditch to the drill bit assembly that lifts at the device.
All movable supporting points of a drill rod 7 of the device are provided with high-quality thrust roller bearings, the normal working capacity of the device under the conditions of high rotating speed, large torque and large pressure can be kept for a long time under large load, each node is provided with a lubricating oil passage, and an oil way grease nipple extends to the outer wall for routine maintenance.
Since the above description is only a specific embodiment of the present invention, but the protection of the present invention is not limited thereto, any person skilled in the art can think of equivalent changes or substitutions of the technical features of the present invention, and all are covered in the protection scope of the present invention.
Claims (10)
1. The one-step forming excavation drill bit for the shallow layer square foundation pit comprises a drill bit body, wherein a steel pipe is arranged on the outer side of the drill bit body, and a drill rod is arranged in the steel pipe; the method is characterized in that: drill bit body top-down be equipped with coupling mechanism, vibration mechanism, hydraulic means and drill bit mechanism, drill bit mechanism include the steel pipe, the box is connected to the steel pipe lower extreme, be equipped with additional strengthening around box and the steel pipe hookup location, be equipped with the cavity in box and the steel pipe, be equipped with drilling rod, auger blade, drilling rod support in the cavity, the box lower extreme is arc shape, alloy blade is installed to arc shape department, the box four corners sets up the bleeder vent, the bleeder vent lower extreme has the metal blanking strip, drill bit mechanism upper end be equipped with the high-speed joint head.
2. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the reinforcing structure is a triangular reinforcing rib welded at the joint of the box body and the steel pipe, so that the stress strength is improved, and the box body is square.
3. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the drilling rod support be the tripod support frame, the auger blade be sectional type auger blade, sectional type auger blade sets up between a plurality of tripod support frames.
4. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the quick connector be equipped with upper end connecting portion and lower extreme connecting portion, the upper end connecting portion correspond the position and be equipped with connecting groove, the corresponding position of lower extreme connecting portion is equipped with the connection arch, the quick connector inner chamber is unanimous with superstructure main part diameter, substructure and bottom half same diameter.
5. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the connecting mechanism is an excavator connector, a large-caliber seamless steel pipe is arranged at the lower end of the excavator connector, and a flange is welded at the lower end of the excavator connector.
6. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the vibration mechanism is a hydraulic high-frequency vibrator which is arranged on a vibrator base, an oil cylinder connecting through hole is reserved in the vibrator base, and flanges are arranged at two ends of the vibrator base and are locked with the upper section screw and the lower section screw.
7. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the hydraulic device comprises a hydraulic push rod oil cylinder, a hydraulic motor and a material bin bulldozing plate, wherein the hydraulic push rod oil cylinder and the hydraulic motor are arranged above the base, a flange is arranged above the hydraulic device, a quick connector is arranged below the hydraulic device, and a three-leg support frame is arranged in the hydraulic device.
8. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: all movable support points of the drill bit body adopt thrust roller bearings, each node is provided with a lubricating oil passage, and an oil passage grease nipple extends to the outer wall.
9. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the steel pipe be equipped with the steel pipe section of thick bamboo wall, reserve the viewing aperture on the steel pipe section of thick bamboo wall.
10. The one-step forming excavation drill bit for shallow square foundation pits of claim 1, wherein: the drill rod and the drill bit mechanism are directly butted by spline shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021690144.1U CN213743227U (en) | 2020-08-14 | 2020-08-14 | One-step forming excavation drill bit for shallow layer square foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021690144.1U CN213743227U (en) | 2020-08-14 | 2020-08-14 | One-step forming excavation drill bit for shallow layer square foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213743227U true CN213743227U (en) | 2021-07-20 |
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ID=76840234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021690144.1U Expired - Fee Related CN213743227U (en) | 2020-08-14 | 2020-08-14 | One-step forming excavation drill bit for shallow layer square foundation pit |
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| Country | Link |
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| CN (1) | CN213743227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114075924A (en) * | 2020-08-14 | 2022-02-22 | 和洪明 | One-step forming excavation drill bit for shallow layer square foundation pit |
| CN116696231A (en) * | 2023-08-07 | 2023-09-05 | 四川智能建造科技股份有限公司 | Rectangular pile foundation hole repairing device |
-
2020
- 2020-08-14 CN CN202021690144.1U patent/CN213743227U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114075924A (en) * | 2020-08-14 | 2022-02-22 | 和洪明 | One-step forming excavation drill bit for shallow layer square foundation pit |
| CN116696231A (en) * | 2023-08-07 | 2023-09-05 | 四川智能建造科技股份有限公司 | Rectangular pile foundation hole repairing device |
| CN116696231B (en) * | 2023-08-07 | 2023-11-07 | 四川智能建造科技股份有限公司 | Rectangular pile foundation hole repairing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210720 |