CN209724211U - Hand-held type foundation ditch slope honeycomb duct drilling equipment - Google Patents
Hand-held type foundation ditch slope honeycomb duct drilling equipment Download PDFInfo
- Publication number
- CN209724211U CN209724211U CN201920141857.3U CN201920141857U CN209724211U CN 209724211 U CN209724211 U CN 209724211U CN 201920141857 U CN201920141857 U CN 201920141857U CN 209724211 U CN209724211 U CN 209724211U
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- Prior art keywords
- rack
- body frame
- hand
- block
- fixed
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- Expired - Fee Related
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- 238000005553 drilling Methods 0.000 title claims abstract description 56
- 244000309464 bull Species 0.000 claims abstract description 31
- 239000000872 buffer Substances 0.000 claims description 30
- 238000009412 basement excavation Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 2
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 230000006378 damage Effects 0.000 description 6
- 208000014674 injury Diseases 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model discloses a hand-held type foundation ditch side slope honeycomb duct drilling equipment relates to the drilling machine technical field, and its technical scheme main points are including frame, body frame, motor, drilling rod, set up in the hand (hold) of the body frame other end and set up in the drilling rod and keep away from the drill bit of body frame one end terminal surface, be provided with positioner in the frame, positioner includes the bull stick that rotates through the pivot respectively and connects in the frame both sides; two groups of fixing components which correspond to the rotating shafts one by one and are used for fixing the rotating shafts are arranged on the rack; a sleeve is sleeved at one end of each rotating rod, which is far away from the rack, the rotating rod is connected to the inner cavity of the sleeve in a sliding manner along the axial direction of the sleeve, and a fixing piece for fixing the rotating rod is arranged on the sleeve; the one end that the bull stick was kept away from to every sleeve articulates there is the butt joint board, is provided with spacing subassembly on the butt joint board. The utility model provides an inconvenient operating personnel drive drilling machine to the problem that the side slope was driped, reached the effect that the operating personnel drive drilling machine of being convenient for was driped to the side slope.
Description
Technical field
The utility model relates to drilling machine technical fields, more specifically, it is related to a kind of hand-held excavation slope water conservancy diversion
Pipe drilling equipment.
Background technique
Drilling machine refers to the side using the tool harder, sharper keen than object by rotary cutting or rotary squeezing
Formula, the machinery and equipment that cylindrical hole or hole are left on object are referred to as.Also there are referred to as drilling machine, puncher, perforator, through-hole
Machine etc..By drilling to precise part, to get a desired effect, drilling machine has automatic drills and Full-automatic drilling
Machine.
It, must be using diversion pipe soil layer to excavation slope slope surface, supporting inter-pile soil seepage part during foundation pit construction
In the water that contains be drained to outside side slope, reduce the water pressure of side slope side wall, prevent side slope water pressure it is excessive cause Slope Sliding or
Spalling, it is ensured that deep pit monitor.Scene is frequently with installation sluicing diversion pipe after the pore-formings such as Luoyang Spade pore-forming or hand excavation's aperture.It adopts
Often bring following problems to upper type: 1, using hand excavation's mode, speed of application is slower, inefficiency, excavate hole compared with
Greatly, make subsequent embedded diversion pipe extremely inconvenient；2, in support pile inter-pile soil seepage part or larger slope gradient, hand excavation
Or Luoyang Spade is operated without working face.At this point, just to drill by hand-held drilling machine side slope.
Existing hand-held drilling machine includes body frame, the motor being set to inside body frame, is rotationally connected with body frame one end
Drilling rod, the hand handle for being set to body frame tail portion, the bracket that is set to the drill bit of drilling rod front end end face and is set to body frame side.
When work, bracket is held, drill bit is connected to side slope, starts motor, the output shaft driving drilling rod rotation of motor, drilling rod turns
It is dynamic to drive drill bit rotation, drilling machine side slope is then pressed down on by bracket and is drilled, compares pass through manually digging hole in this way
It is high-efficient.
But the size to drill needed for above-mentioned side slope is larger, thus need drill bit that there is biggish size, when drilling machine is transported
When row, operator needs with come holding tray, the labor intensity of operator being made higher so more energetically, furthermore, it drills
Also relatively acutely, operator inconvenient in this way drives drilling machine side slope to drill for the vibration of machine.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of hand-held excavation slope water conservancy diversion
Pipe drilling equipment drives drilling machine side slope to drill by setting positioning device convenient for operator.
To achieve the above object, the utility model provides following technical solution: a kind of hand-held excavation slope diversion pipe
Drilling equipment, including rack, along rack length direction sliding be connected to rack body frame, be set to it is electronic inside body frame
Machine, the drilling rod for being rotationally connected with body frame one end, the hand handle for being set to the body frame other end and drilling rod is set to far from body frame one end
The drill bit of end face, positioning device is provided in the rack, and the positioning device includes being rotationally connected with machine by shaft respectively
The bull stick of frame two sides；Two groups of fixation kits corresponded with shaft for shaft to be fixed are provided in the rack；
Each bull stick is socketed with sleeve far from one end of rack, and the bull stick is connected in sleeve along the axial sliding of sleeve
Chamber is provided with the fixing piece for fixing bull stick on the sleeve；Each sleeve is hinged with abutting far from one end of bull stick
Plate is provided with limit assembly on the abutting plate.
By using above-mentioned technical proposal, by rotation bull stick, sleeve movement and rotation abutting plate is pulled to make to abut plate
It is abutted with side slope, then shaft is fixed by fixation kit, bull stick is fixed by fixing piece and passes through limit
Component is fixed to plate is abutted, and then starts motor, the output shaft driving drilling rod rotation of motor, drilling rod rotation, which drives, bores
Head rotation, then by pushing hand handle to push body frame mobile, body frame is mobile to drive drill bit mobile, and the mobile side slope of drill bit is bored
Hole；By be arranged positioning device, body frame can be made to move along specific direction, in this way convenient for operator driving drilling machine side slope into
Row drilling.
The utility model is further arranged to: fixation kit described in every group includes the fixed block for being fixed in rack side, edge
The radial slippage of shaft be connected to the bolt of fixed block, be arranged be fixed on the block of bolt, be socketed on the first spring of bolt with
And circumferentially uniformly distributed multiple jacks along shaft；One end of the bolt and jack grafting, the other end protrude separate turn of fixed block
One end of axis is arranged and is connected with handle；The block is arranged close to shaft；The both ends of first spring are respectively and fixedly connected in gear
Block and fixed block.
By using above-mentioned technical proposal, when needing to rotate bull stick, by pulling handle to pull bolt, the mobile band of bolt
Dynamic block is mobile, and block movement compresses the first spring, and the first spring be in confined state at this time, at this time can be to turning
Bar is rotated；After bar rotation is to suitable position, release handle, block pushes under the action of the first spring at this time is inserted
Pin and jack grafting；Shaft is fixed by fixation kit, is convenient for rotating shaft in this way.
The utility model is further arranged to: first sliding groove is offered on the two sidewalls of the rack, the body frame
Two sides have been respectively and fixedly connected with sliding block, and two first sliding grooves are arranged along the length direction of rack, and two sliding blocks are slided respectively
Shifting is connected to two first sliding grooves.
By using above-mentioned technical proposal, first sliding groove has guiding role to sliding block, can reduce body frame in this way on edge
A possibility that deviateing in the length direction slipping of rack.
The utility model is further arranged to: the both ends of each first sliding groove are separately installed with the first Buffer Unit,
First Buffer Unit described in every group include along rack length direction sliding be connected to first sliding groove buffer stopper, be fixed in buffering
Second spring of the block far from sliding block one end and the limited block for being fixed in first sliding groove end；The second spring is far from buffer stopper
One end be fixed in limited block.
By using above-mentioned technical proposal, the mobile band movable slider of body frame is mobile, and sliding block movement can push buffer stopper mobile,
Buffer stopper movement compresses second spring, and second spring buffers sliding block by the way that elastic deformation occurs at this time, this
Sample can reduce drill bit makes body frame that fierce a possibility that shaking occur in boring procedure.
The utility model is further arranged to: the second buffering group for being buffered to hand handle is provided in the rack
Part, second Buffer Unit include the multiple third springs for being socketed on the annulus of body frame and being fixed on annulus；The circle
Ring is connected to body frame along the length direction sliding of rack；It is close that each third spring far from one end of annulus is fixed in rack
One end of hand handle.
By using above-mentioned technical proposal, for drill bit in boring procedure, the vibration of body frame is very fierce, in this way can be to operator
Member causes certain injury；By pushing hand handle to push body frame mobile, hand handle is mobile to push annulus mobile, and annulus is mobile to third
Spring is compressed, and annulus buffers hand handle under the action of third spring at this time, can reduce hand handle in this way to operation
The injury of personnel.
The utility model is further arranged to: offered in the fixed block for bolt along shaft radial slippage second
Sliding slot.
By using above-mentioned technical proposal, second sliding slot has guiding role to bolt, can reduce bolt edge in this way and turn
A possibility that deviateing during the radial slippage of axis.
The utility model is further arranged to: the limit assembly includes being threadedly connected to the silk for abutting board ends respectively
Thick stick；Each lead screw is connected with sharp portion far from one end of shaft, and the other end is connected with handwheel.
By using above-mentioned technical proposal, by rotating hand wheel rotating lead screw, lead screw is transferred to it in side slope by rotation,
It can be fixed in this way to plate is abutted.
The utility model is further arranged to: the fixing piece is fastening bolt, and it is remote that fastening bolt is threadedly connected to sleeve
From the one end for abutting plate, and one end of fastening bolt is connected to bull stick.
By using above-mentioned technical proposal, bull stick is fixed by fastening bolt, it is simple, convenient in this way.
In conclusion the utility model has the advantages that compared with the prior art
1. abutting abutting plate with side slope by rotating bull stick, sleeve movement and rotation being pulled to abut plate, then passing through
Fixation kit is fixed shaft, bull stick is fixed by fixing piece and consolidated by limit assembly to plate is abutted
It is fixed, then start motor, the output shaft driving drilling rod rotation of motor, drilling rod rotation drives drill bit rotation, then by pushing away
Starting, a promotion body frame is mobile, and body frame is mobile drives drill bit mobile, and the mobile side slope of drill bit drills；Pass through setting positioning dress
It sets, body frame can be made to move along specific direction, drive drilling machine side slope to drill convenient for operator in this way；
2. the mobile band movable slider of body frame is mobile, sliding block movement can push buffer stopper mobile, and buffer stopper is mobile to the second bullet
Spring is compressed, and second spring buffers sliding block by the way that elastic deformation occurs at this time, can be reduced drill bit in this way and bored
Make body frame that fierce a possibility that shaking occur during hole；
3. drill bit, in boring procedure, the vibration of body frame is very fierce, certain injury can be caused to operator in this way；It is logical
Crossing promotion hand handle pushes body frame mobile, and hand handle is mobile to push annulus mobile, and annulus movement compresses third spring, justifies at this time
Ring buffers hand handle under the action of third spring, can reduce injury of the hand handle to operator in this way.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment；
Fig. 2 is the structural schematic diagram of embodiment saliency positioning device；
Fig. 3 is the partial sectional view of embodiment saliency first sliding groove；
Fig. 4 is the partial enlarged view in Fig. 2 at A.
In figure: 1, rack；11, body frame；111, sliding block；12, motor；13, drilling rod；14, hand handle；15, drill bit；16,
One sliding slot；2, positioning device；21, shaft；22, bull stick；23, fixation kit；231, fixed block；2311, second sliding slot；232, it inserts
Pin；233, block；234, the first spring；235, jack；236, handle；24, sleeve；25, fastening bolt；26, plate is abutted；27,
Limit assembly；271, lead screw；272, sharp portion；273, handwheel；3, the first Buffer Unit；31, buffer stopper；32, second spring；
33, limited block；4, the second Buffer Unit；41, annulus；42, third spring.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment: a kind of hand-held excavation slope diversion pipe drilling equipment, as depicted in figs. 1 and 2, including rack 1, along machine
The length direction sliding of frame 1 is connected to the body frame 11 of rack 1, the motor 12 being set to inside body frame 11, is rotationally connected with master
The drilling rod 13 of 11 one end of frame, the hand handle 14 for being set to 11 other end of body frame and drilling rod 13 is set to far from 11 one end end face of body frame
Drill bit 15.
As shown in Figure 2 and Figure 4, positioning device 2 is provided in rack 1, positioning device 2 includes rotating respectively by shaft 21
It is connected to the bull stick 22 of 1 two sides of rack；Two groups are provided in rack 1 to correspond with shaft 21 for shaft 21 to be fixed
Fixation kit 23；Each bull stick 22 is socketed with sleeve 24 far from one end of rack 1, and bull stick 22 connects along the axial sliding of sleeve 24
It is connected to the inner cavity of sleeve 24, the fixing piece for fixing bull stick 22 is provided on sleeve 24；Fixing piece is fastening bolt 25, fastening
Bolt 25 is threadedly connected to sleeve 24 far from the one end for abutting plate 26, and one end of fastening bolt 25 is connected to bull stick 22；Often
A sleeve 24 is hinged with far from one end of bull stick 22 and abuts plate 26, abuts and is provided with limit assembly 27 on plate 26.Turned by rotation
Bar 22 pulls the movement of sleeve 24 and rotation abutting plate 26 to abut abutting plate 26 with side slope, then right by fixation kit 23
Shaft 21 is fixed, bull stick 22 is fixed by fixing piece and is fixed by 27 pairs of abutting plates 26 of limit assembly,
Then start motor 12, the output shaft driving drilling rod 13 of motor 12 rotates, and the rotation of drilling rod 13 drives drill bit 15 to rotate, then
By pushing hand handle 14 to push body frame 11 mobile, body frame 11 is mobile to drive drill bit 15 mobile, and the mobile side slope of drill bit 15 is bored
Hole；By the way that positioning device 2 is arranged, body frame 11 can be made to move along specific direction, drive drilling machine opposite side in this way convenient for operator
Slope drills.
As shown in figure 3, offering first sliding groove 16 on the two sidewalls of rack 1, the two sides of body frame 11 have been respectively and fixedly connected with cunning
Block 111, two first sliding grooves 16 are arranged along the length direction of rack 1, and two sliding blocks 111 slide be connected to two first respectively
Sliding slot 16.First sliding groove 16 has guiding role to sliding block 111, can reduce body frame 11 in this way in the length direction along rack 1
A possibility that deviateing in slipping.
As shown in Figure 2 and Figure 4, every group of fixation kit 23 includes being fixed in the fixed block 231 of 1 side of rack, along shaft 21
Radial slippage be connected to the bolt 232 of fixed block 231, be arranged and be fixed on the block 233 of bolt 232, be socketed on bolt 232
First spring 234 and circumferentially uniformly distributed multiple jacks 235 along shaft 21；Offered in fixed block 231 for bolt 232 along turn
The second sliding slot 2311 of the radial slippage of axis 21；The bottom end of second sliding slot 2311 is stretched out in one end of bolt 232 and jack 235 is inserted
It connects, the other end protrudes one end setting of the fixed block 231 far from shaft 21 and is connected with handle 236；Block 233 is set close to shaft 21
It sets；The both ends of first spring 234 are respectively and fixedly connected in block 233 and fixed block 231.
As shown in Fig. 2, limit assembly 27 includes being threadedly connected to the lead screw 271 for abutting 26 both ends of plate respectively；Each lead screw
271 one end far from shaft 21 are connected with sharp portion 272, and the other end is connected with handwheel 273.Silk is rotated by rotation handwheel 273
Thick stick 271, lead screw 271 are transferred to it in side slope by rotation, can be fixed in this way to plate 26 is abutted.
As shown in Figures 2 and 3, the both ends of each first sliding groove 16 are separately installed with the first Buffer Unit 3, and every group first slow
Rushing component 3 includes being connected to that the buffer stopper 31 of first sliding groove 16, to be fixed in buffer stopper 31 separate along the length direction sliding of rack 1
The second spring 32 of 111 one end of sliding block and the limited block 33 for being fixed in 16 end of first sliding groove；Second spring 32 is far from buffering
One end of block 31 is fixed in limited block 33.The mobile band movable slider 111 of body frame 11 is mobile, and 111 movement of sliding block can push buffer stopper
31 is mobile, and the movement of buffer stopper 31 compresses second spring 32, and second spring 32 is by occurring elastic deformation come to cunning at this time
Block 111 is buffered, and can reduce drill bit 15 in this way makes body frame 11 that fierce a possibility that shaking occur in boring procedure.
As shown in Fig. 2, being provided with the second Buffer Unit 4 for being buffered to hand handle 14, the second buffering group in rack 1
Part 4 includes the multiple third springs 42 for being socketed on the annulus 41 of body frame 11 and being fixed on annulus 41；Annulus 41 is along rack 1
Length direction sliding is connected to body frame 11；Each third spring 42 is fixed in rack 1 close to hand handle 14 far from one end of annulus 41
One end.For drill bit 15 in boring procedure, the vibration of body frame 11 is very fierce, can cause certain injury to operator in this way；
By pushing hand handle 14 to push body frame 11 mobile, hand handle 14 is mobile to push annulus 41 mobile, and annulus 41 is mobile to third spring 42
It is compressed, annulus 41 buffers hand handle 14 under the action of third spring 42 at this time, and it is right can to reduce hand handle 14 in this way
The injury of operator.
The working principle of this kind of hand-held excavation slope diversion pipe drilling equipment is as follows:
Abut abutting plate 26 with side slope by rotating bull stick 22, the movement of sleeve 24 and rotation being pulled to abut plate 26, so
Afterwards by rotation 273 rotational lead screw 271 of handwheel, lead screw 271 by rotation be transferred to it in side slope, in this way can to abut plate 26 into
Row is fixed；After abutting plate 26 is fixed, bull stick 22 is fixed by fastening bolt 25；After bull stick 22 is fixed, lead to
Fixation kit 23 is crossed shaft 21 is fixed；After shaft 21 is fixed, start motor 12, the output shaft of motor 12 drives
Dynamic drilling rod 13 rotates, and the rotation of drilling rod 13 drives drill bit 15 to rotate, then by pushing hand handle 14 to push body frame 11 mobile, body frame 11
Mobile to drive drill bit 15 mobile, the mobile side slope of drill bit 15 drills.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of hand-held excavation slope diversion pipe drilling equipment slides company including rack (1), along the length direction of rack (1)
It is connected to the body frame (11) of rack (1), the internal motor (12) of body frame (11) is set to, is rotationally connected with body frame (11) one end
Drilling rod (13), the hand handle (14) for being set to body frame (11) other end and drilling rod (13) are set to far from body frame (11) one end end face
Drill bit (15), it is characterised in that: be provided with positioning device (2) on the rack (1), the positioning device (2) include difference
The bull stick (22) of rack (1) two sides is rotationally connected with by shaft (21)；Two groups and shaft (21) are provided on the rack (1)
Correspond the fixation kit (23) for shaft (21) to be fixed；The one of each bull stick (22) separate rack (1)
End cap is connected to sleeve (24), and the bull stick (22) is connected to the inner cavity of sleeve (24), the set along the axial sliding of sleeve (24)
The fixing piece for fixing bull stick (22) is provided on cylinder (24)；The one end of each sleeve (24) far from bull stick (22) is hinged
Have abutting plate (26), is provided with limit assembly (27) on the abutting plate (26).
2. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 1, it is characterised in that: described in every group
Fixation kit (23) includes the fixed block (231) for being fixed in rack (1) side, along the radial slippage of shaft (21) is connected to fixation
The bolt (232) of block (231) is arranged the block (233) for being fixed on bolt (232), the first spring for being socketed on bolt (232)
(234) and along shaft (21) circumferentially uniformly distributed multiple jacks (235)；One end and jack (235) of the bolt (232) are inserted
It connects, other end protrusion fixed block (231) is arranged far from the one end of shaft (21) and is connected with handle (236)；The block (233)
It is arranged close to shaft (21)；The both ends of first spring (234) are respectively and fixedly connected in block (233) and fixed block (231).
3. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 2, it is characterised in that: the rack
(1) it being offered on two sidewalls first sliding groove (16), the two sides of the body frame (11) have been respectively and fixedly connected with sliding block (111), and two
The first sliding groove (16) is arranged along the length direction of rack (1), and two sliding blocks (111) slide respectively is connected to two
First sliding groove (16).
4. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 3, it is characterised in that: each described
The both ends of first sliding groove (16) are separately installed with the first Buffer Unit (3), and the first Buffer Unit (3) includes along rack described in every group
(1) length direction sliding is connected to the buffer stopper (31) of first sliding groove (16), is fixed in buffer stopper (31) far from sliding block (111)
The second spring (32) of one end and the limited block (33) for being fixed in first sliding groove (16) end；The second spring (32) is separate
One end of buffer stopper (31) is fixed in limited block (33).
5. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 1, it is characterised in that: the rack
(1) the second Buffer Unit (4) for being buffered to hand handle (14) is provided on, second Buffer Unit (4) includes set
The multiple third springs (42) for being connected to the annulus (41) of body frame (11) and being fixed on annulus (41)；The annulus (41) is along machine
The length direction sliding of frame (1) is connected to body frame (11)；The one end of each third spring (42) far from annulus (41) is affixed
In rack (1) close to the one end of hand handle (14).
6. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 3, it is characterised in that: the fixation
The second sliding slot (2311) for bolt (232) along the radial slippage of shaft (21) is offered in block (231).
7. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 1, it is characterised in that: the limit
Component (27) includes being threadedly connected to the lead screw (271) for abutting plate (26) both ends respectively；Each lead screw (271) is far from shaft
(21) one end is connected with sharp portion (272), and the other end is connected with handwheel (273).
8. a kind of hand-held excavation slope diversion pipe drilling equipment according to claim 1, it is characterised in that: the fixation
Part is fastening bolt (25), and fastening bolt (25) is threadedly connected to the one end of sleeve (24) far from abutting plate (26), and fastens
One end of bolt (25) is connected to bull stick (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920141857.3U CN209724211U (en) | 2019-01-25 | 2019-01-25 | Hand-held type foundation ditch slope honeycomb duct drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920141857.3U CN209724211U (en) | 2019-01-25 | 2019-01-25 | Hand-held type foundation ditch slope honeycomb duct drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209724211U true CN209724211U (en) | 2019-12-03 |
Family
ID=68681511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920141857.3U Expired - Fee Related CN209724211U (en) | 2019-01-25 | 2019-01-25 | Hand-held type foundation ditch slope honeycomb duct drilling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209724211U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441719A (en) * | 2020-05-09 | 2020-07-24 | 中建四局贵州投资建设有限公司 | Drilling device for slope reinforcement |
| CN112889621A (en) * | 2021-01-18 | 2021-06-04 | 呼伦贝尔市林海森林经营管理有限公司 | Birch juice collection device |
-
2019
- 2019-01-25 CN CN201920141857.3U patent/CN209724211U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441719A (en) * | 2020-05-09 | 2020-07-24 | 中建四局贵州投资建设有限公司 | Drilling device for slope reinforcement |
| CN112889621A (en) * | 2021-01-18 | 2021-06-04 | 呼伦贝尔市林海森林经营管理有限公司 | Birch juice collection device |
| CN112889621B (en) * | 2021-01-18 | 2022-07-05 | 呼伦贝尔市林海森林经营管理有限公司 | Birch juice collection device |
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| Date | Code | Title | Description |
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Granted publication date: 20191203 Termination date: 20220125 |