CN209129546U - Whirl spraying anchor cable construction drill bit - Google Patents
Whirl spraying anchor cable construction drill bit Download PDFInfo
- Publication number
- CN209129546U CN209129546U CN201821729191.5U CN201821729191U CN209129546U CN 209129546 U CN209129546 U CN 209129546U CN 201821729191 U CN201821729191 U CN 201821729191U CN 209129546 U CN209129546 U CN 209129546U
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- fixed
- anchor cable
- drill bit
- drive shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of whirl spraying anchor cable construction drill bits, it is related to building engineering construction engineering device technique field, its key points of the technical solution are that including drilling rod, it is rotationally connected with the anchor cable fixed plate of drilling rod, it is installed on multiple anchor cables of anchor cable fixed plate, it is fixed in the drill bit of drilling rod one end and is fixed in multiple nozzles of drilling rod, the diameter of section of the drilling rod and the diameter of section of drive shaft are identical, the junction of the drilling rod one end and drive shaft far from drill bit is provided with fixed device, the fixed device includes fixed frame, it is fixed in the supporting block of fixed frame one end, the actuator for being connected to the briquetting of fixed frame along the radial slippage of drilling rod and briquetting being driven to move.The utility model solves the problems, such as that inconvenience separates drilling rod with drive shaft, has achieved the effect that convenient for separating drilling rod with drive shaft.
Description
Technical field
The utility model relates to building engineering construction engineering device technique fields, more specifically, it is related to a kind of whirl spraying anchor cable
Construction drill.
Background technique
Using conventional anchor cable construction when pattern foundation pit supporting structure meets Soft Soil Layer, often there is anchor cable withdrawal resistance and design is not achieved
Value, withdrawal resistance is even more one and is difficult to solve the problems, such as especially in the pattern foundation pit supporting structure for meeting the soft soil properties such as mud.Whirl spraying anchor cable
Construction refers to after preexisting hole, and anchor cable is sent into the hole depth of design requirement, will then from bottom hole gradually toward aperture high-pressure mortar spraying
Anchoring body enlarged-diameter increases the CONTACT WITH FRICTION area of anchor cable resistance to plucking, to improve the withdrawal resistance of anchor cable, it is ensured that can reach design
Value.
The prior art can refer to the Chinese utility model patent that Authorization Notice No. is CN203639907U, and it discloses one kind
Whirl spraying anchor cable construction drill bit, including drilling rod, anchor cable is fixed on drilling rod, and one end of drilling rod is equipped with drill bit, is arranged on the drilling rod
It is fixed with bearing, cooperation is fixed with anchor cable fixed plate on bearing, anchor cable is fixed in anchor cable fixed plate, the other end of drilling rod is arranged
It is fixed with tool joint, is connected by key on drilling rod for the connector with driving axis connection.Pass through bearing and anchor cable fixed plate
Structure, ensure that drilling rod drilling when, anchor cable fixed plate is not rotated with drilling rod, is avoided mutually twining between anchor cable and is stirred, together
When drilling rod anchor cable will not take out of to pore-forming, drill bit and anchor cable reach design hole depth simultaneously, without the operation of preexisting hole, simplify behaviour
Make step.
But above-mentioned whirl spraying anchor cable bit is disposable drill bit, cannot be reused, above-mentioned drilling rod passes through connector and driving
Axis connection, connector are connect by key with drilling rod, and key is pressed into keyway generally by interference fit, is difficult to take out, this
Interference fit is removed generally all with destructiveness, thus drilling rod by connector and drives axis connection, inconvenience makes drilling rod and drive shaft
Separation.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of whirl spraying anchor cable construction drill bit,
It is by being arranged fixed device, convenient for separating drilling rod with drive shaft.
To achieve the above object, the utility model provides following technical solution: a kind of whirl spraying anchor cable construction drill bit, including
Drilling rod, the anchor cable fixed plate for being rotationally connected with drilling rod, the multiple anchor cables for being installed on anchor cable fixed plate, the brill for being fixed in drilling rod one end
Head and the multiple nozzles for being fixed in drilling rod, the diameter of section of the drilling rod and the diameter of section of drive shaft are identical, the drilling rod
The junction of one end and drive shaft far from drill bit is provided with fixed device, and the fixed device includes fixed frame, is fixed in
The actuator determined the supporting block of frame one end, the briquetting of fixed frame is connected to along the radial slippage of drilling rod and briquetting is driven to move.
By using above-mentioned technical proposal, fixed device is covered on drilling rod, drive shaft is docked with drilling rod, then moves
Fixed device abuts supporting block with drive shaft and drilling rod respectively, drives briquetting mobile to the direction of supporting block by actuator,
Briquetting can compress drive shaft and drilling rod in this way；By the way that fixed device is arranged, on the one hand drilling rod and drive shaft can be fixed, in this way
Bore operation is carried out convenient for drill bit；On the other hand after the completion of bit bore operation, it is convenient for separating drilling rod with drive shaft in this way.
The utility model is further arranged to: the actuator is the first lead screw, and the first threads of lead screw is connected to fixed frame
One end far from supporting block, one end of the first lead screw are rotationally connected with briquetting, and the other end protrudes one of fixed frame far from supporting block
End is arranged and is connected with handwheel.
By using above-mentioned technical proposal, by rotating the first lead screw of hand wheel rotating, the first lead screw rotate driving briquetting to
The direction of supporting block is mobile；It drives briquetting mobile by the first lead screw, the labor intensity of operator can be reduced in this way.
The utility model is further arranged to: the first arc groove is provided on the briquetting, corresponding first arc groove is propping up
The second arc groove is provided on bracer.
By using above-mentioned technical proposal, the first arc groove can increase the contact surface of briquetting and drive shaft and drilling rod
Product, the second arc groove can increase the contact area of supporting block and drive shaft and drilling rod, can make drilling rod and drive shaft in this way
What is connected is stronger.
The utility model is further arranged to: being evenly equipped with multiple protrusions, Mei Gesuo along its circumferential direction on first arc groove
The circumferential direction that protrusion is stated along drilling rod is arranged.
By using above-mentioned technical proposal, protrusion can increase the frictional force of briquetting and drive shaft, can reduce brill in this way
A possibility that bar separates in boring procedure with drive shaft.
The utility model is further arranged to: the two sides of the fixed frame are respectively arranged with abutting component, two groups of abutting groups
Part is connected to drive shaft and drilling rod respectively.
By using above-mentioned technical proposal, it is connected to drive shaft and drilling rod respectively by two groups of abutting components, can reduce
A possibility that fixed device deviates during bit bore.
The utility model is further arranged to: abutting component includes the fixed block and spiral shell for being fixed in fixed frame described in every group
Line is connected to the second lead screw of fixed block, and second lead screw is provided with rotating part far from one end of supporting block.
By using above-mentioned technical proposal, two the second lead screws are rotated by rotating two rotating parts respectively, two second
Lead screw rotation can moving radially along drilling rod and drive shaft respectively, can make in this way two the second lead screws respectively with drilling rod and drive shaft
It abuts.
The utility model is further arranged to: second lead screw is provided with sharp portion far from one end of rotating part.
By using above-mentioned technical proposal, sharp portion can be embedded in drilling rod or drive shaft, in this way can be further right
Fixed frame is fixed.
The utility model is further arranged to: fastening nut, the fastening nut are threaded on first lead screw
It is arranged close to handwheel.
Fastening nut is tightened, in this way may be used after briquetting is abutted with drilling rod and drive shaft by using above-mentioned technical proposal
To reduce a possibility that the first lead screw loosens.
In conclusion the utility model has the advantages that compared with the prior art
1. covering fixed device on drilling rod, dock drive shaft with drilling rod, then mobile fixture makes supporting block point
It is not abutted with drive shaft and drilling rod, drives briquetting mobile to the direction of supporting block by actuator, such briquetting can be by drive shaft
It is compressed with drilling rod；By the way that fixed device is arranged, on the one hand drilling rod and drive shaft can be fixed, carry out drilling work in this way convenient for drill bit
Industry；On the other hand after the completion of bit bore operation, it is convenient for separating drilling rod with drive shaft in this way；
2. the first arc groove can increase the contact area of briquetting and drive shaft and drilling rod, the second arc groove can increase
The contact area of supporting block and drive shaft and drilling rod can make drilling rod in this way and drive the stronger of axis connection；
3. being connected to drive shaft and drilling rod respectively by two groups of abutting components, fixed device can be reduced in bit bore mistake
A possibility that deviateing in journey.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment；
Fig. 2 is the structural schematic diagram that fixed device is highlighted in embodiment；
Fig. 3 be the structural schematic diagram that sliding slot is highlighted in embodiment；
Fig. 4 is that the structural schematic diagram for abutting component is highlighted in embodiment.
In figure: 1, drive shaft；2, drilling rod；3, anchor cable fixed plate；4, anchor cable；5, drill bit；6, nozzle；7, fixed device；71,
Fixed frame；711, sliding slot；72, supporting block；721, the second arc groove；73, briquetting；731, sliding block；732, the first arc groove；
7321, raised；74, the first lead screw；741, handwheel；75, fastening nut；8, component is abutted；81, fixed block；82, the second lead screw；
821, rotating part；822, sharp portion.
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 whirl spraying anchor cable construction drill bit, as shown in Figure 1, being rotationally connected with brill including drilling rod 2, by bearing
The anchor cable fixed plate 3 of bar 2, the multiple anchor cables 4 for being installed on anchor cable fixed plate 3, the drill bit 5 for being fixed in 2 one end of drilling rod and affixed
In multiple nozzles 6 of drilling rod 2；Nozzle 6 is connected to high pressure feed pipe for mortar, the connection of drilling rod 2 one end far from drill bit 5 and drive shaft 1
Place is provided with fixed device 7, and the diameter in 2 section of drilling rod is identical as the diameter in 1 section of drive shaft.Make drilling rod 2 by fixed device 7
Be fixedly connected with drive shaft 1, drive shaft 1 rotation drive drilling rod 2 rotate, drilling rod 2 rotation drive drill bit 5 rotate, drill bit 5 rotate into
Row bore operation；After the completion of 5 bore operation of drill bit, by the slip casting since pore-forming bottom of nozzle 6, whirl spraying can be completed in this way
Anchor cable operation.
As depicted in figs. 1 and 2, fixed device 7 includes fixed frame 71, the supporting block 72 for being fixed in 71 one end of fixed frame, edge
The radial slippage of drilling rod 2 is connected to the briquetting 73 of fixed frame 71 and the actuator that driving briquetting 73 is mobile；Actuator is first
Lead screw 74, the first lead screw 74 are threadedly connected to the one end of fixed frame 71 far from supporting block 72, and one end of the first lead screw 74, which rotates, to be connected
It is connected to briquetting 73, the other end protrudes fixed frame 71 and is arranged far from one end of supporting block 72 and is connected with handwheel 741.It is filled fixed
7 sets are set on drilling rod 2, docks drive shaft 1 with drilling rod 2, then mobile fixture 7 make supporting block 72 respectively with drive shaft 1
It is abutted with drilling rod 2, the first lead screw 74 is rotated by rotation handwheel 741,74 rotate driving briquetting 73 of the first lead screw is to supporting block 72
Direction it is mobile, direction movement of the briquetting 73 to supporting block 72 can compress drive shaft 1 and drilling rod 2, in this way convenient for 1 band of drive shaft
Dynamic drilling rod 2 rotates, thus carries out bore operation convenient for drill bit 5；After the completion of drilling, first is inverted by reversing handle 741
Thick stick 74, the first lead screw 74 be driven reverse that briquetting 73 is mobile to the direction far from supporting block 72, and briquetting 73 is to far from supporting block 72
Direction movement can unclamp drive shaft 1 and drilling rod 2, be convenient for separating drilling rod 2 with drive shaft 1 in this way.
As depicted in figs. 1 and 2, it is threaded with fastening nut 75 on the first lead screw 74, fastening nut 75 is close to handwheel 741
Setting.After briquetting 73 is abutted with drilling rod 2 and drive shaft 1, fastening nut 75 is tightened, the first lead screw 74 hair can be reduced in this way
Raw a possibility that loosening；During tightening fastening nut 75, by reinforcing thick stick that handwheel 741 is fixed, handwheel 741 is fixed
First lead screw 74 is also just fixed, and can be rotated together in this way to avoid the first lead screw 74 with fastening nut 75.
As depicted in figs. 1 and 2, the first arc groove 732 is provided on briquetting 73, corresponding first arc groove 732 is in supporting block
The second arc groove 721 is provided on 72, the first arc groove 732 can increase the contact surface of briquetting 73 and drive shaft 1 and drilling rod 2
Product, the second arc groove 721 can increase the contact area of supporting block 72 and drive shaft 1 and drilling rod 2, can make drilling rod 2 in this way
It is connect with drive shaft 1 stronger.Multiple raised 7321 are evenly equipped with along its circumferential direction on first arc groove 732, each protrusion
7321 are arranged along the circumferential of drilling rod 2, and protrusion 7321 can increase the frictional force of briquetting 73 Yu drive shaft 1, can reduce brill in this way
A possibility that bar 2 separates in boring procedure with drive shaft 1.
As shown in figures 1 and 3, the both ends of briquetting 73 have been respectively and fixedly connected with sliding block 731, and two insides of fixed frame 71 open up respectively
There are sliding slot 711, two sliding slots 711 being arranged radially along drilling rod 2, two sliding blocks 731 slide be connected to two sliding slots respectively
711.Sliding slot 711 has guiding role to sliding block 731, can reduce briquetting 73 in this way and send out during the radial slippage of drilling rod 2
Raw a possibility that deviateing.
As shown in Figure 1 and Figure 4, two outsides of fixed frame 71, which are respectively arranged with, abuts component 8, and two groups of abutting components 8 are distinguished
It is connected to drive shaft 1 and drilling rod 2；Every group of abutting component 8 includes being fixed in the fixed block 81 of fixed frame 71 and being threadedly connected to
Second lead screw 82 of fixed block 81, the second lead screw 82 are shown in Fig. 2 far from supporting block 72() one end be provided with rotating part 821.Pass through
Two rotating parts 821 are rotated respectively and rotate two the second lead screws 82, and two the second lead screw 82 rotations can be respectively along drilling rod 2 and driving
Axis 1 moves radially, and two the second lead screws 82 can in this way abutted with drilling rod 2 and drive shaft 1 respectively；Pass through two the second lead screws
82 are connected to drive shaft 1 and drilling rod 2 respectively, can reduce the possibility that fixed device 7 deviates in 5 boring procedure of drill bit
Property.
As shown in Figure 1 and Figure 4, the second lead screw 82 is provided with sharp portion 822 far from one end of rotating part 821.Sharp portion 822
It can be embedded in drilling rod 2 or drive shaft 1, further fixed frame 71 can be fixed in this way.
The application method of this kind of whirl spraying anchor cable construction drill bit is as follows:
By fixed 7 sets of device on drilling rod 2, dock drive shaft 1 with drilling rod 2, then mobile fixture 7 makes supporting block
72 abut with drive shaft 1 and drilling rod 2 respectively, rotate the first lead screw 74,74 rotate driving pressure of the first lead screw by rotation handwheel 741
Block 73 is mobile to the direction of supporting block 72, and direction movement of the briquetting 73 to supporting block 72 can compress drive shaft 1 and drilling rod 2, so
Two the second lead screws 82 are rotated by rotating two rotating parts 821 respectively afterwards, two the second lead screw 82 rotations are respectively along drilling rod 2
It moves radially, two the second lead screws 82 can in this way abutted with drilling rod 2 and drive shaft 1 respectively；When two the second lead screws 82 are distinguished
After abutting with drilling rod 2 and drive shaft 1, the rotation of drive shaft 1 drives drilling rod 2 to rotate, and the rotation of drilling rod 2 drives drill bit 5 to rotate, drill bit 5
Rotation carries out bore operation；It, in this way can be complete by the slip casting since pore-forming bottom of nozzle 6 after the completion of 5 bore operation of drill bit
At whirl spraying anchor cable operation；When needing separates drive shaft 1 with drilling rod 2, two are inverted by inverting two rotating parts 821 respectively
Second lead screw 82 can be such that two the second lead screws 82 move respectively along the direction far from drilling rod 2 and drive shaft 1 in this way；Then pass through
Reversing handle 741 inverts the first lead screw 74, and the first lead screw 74 is driven reverse briquetting 73 to the direction movement far from supporting block 72, pressure
Block 73 can unclamp drive shaft 1 and drilling rod 2 to the direction movement far from supporting block 72, be convenient for dividing drilling rod 2 with drive shaft 1 in this way
From.
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 whirl spraying anchor cable construction drill bit, including drilling rod (2), the anchor cable fixed plate (3) that is rotationally connected with drilling rod (2), installation
In anchor cable fixed plate (3) multiple anchor cables (4), be fixed in the drill bit (5) of drilling rod (2) one end and be fixed in the more of drilling rod (2)
A nozzle (6), it is characterised in that: the diameter of section of the drilling rod (2) is identical as the diameter of section of drive shaft (1), the drilling rod
(2) junction of one end far from drill bit (5) and drive shaft (1) is provided with fixed device (7), and the fixed device (7) includes
Fixed frame (71), the supporting block (72) for being fixed in fixed frame (71) one end are connected to fixed frame along the radial slippage of drilling rod (2)
(71) the mobile actuator of briquetting (73) and driving briquetting (73).
2. whirl spraying anchor cable construction drill bit according to claim 1, it is characterised in that: the actuator is the first lead screw
(74), the first lead screw (74) is threadedly connected to the one end of fixed frame (71) far from supporting block (72), one end of the first lead screw (74)
It is rotationally connected with briquetting (73), other end protrusion fixed frame (71) is arranged far from the one end of supporting block (72) and is connected with handwheel
(741)。
3. whirl spraying anchor cable construction drill bit according to claim 1, it is characterised in that: be provided with first on the briquetting (73)
Arc groove (732), corresponding first arc groove (732) are provided with the second arc groove (721) on supporting block (72).
4. whirl spraying anchor cable construction drill bit according to claim 3, it is characterised in that: edge on first arc groove (732)
Its circumferential direction is evenly equipped with multiple raised (7321), the circumferential direction setting of each raised (7321) along drilling rod (2).
5. whirl spraying anchor cable construction drill bit according to claim 1, it is characterised in that: distinguish the two sides of the fixed frame (71)
It is provided with and abuts component (8), two groups of abutting components (8) are connected to drive shaft (1) and drilling rod (2) respectively.
6. whirl spraying anchor cable construction drill bit according to claim 5, it is characterised in that: abutting component (8) described in every group includes
It is fixed in the fixed block (81) of fixed frame (71) and is threadedly connected to the second lead screw (82) of fixed block (81), described second
Thick stick (82) is provided with rotating part (821) far from the one end of supporting block (72).
7. whirl spraying anchor cable construction drill bit according to claim 6, it is characterised in that: second lead screw (82) is far from rotation
The one end in portion (821) is provided with sharp portion (822).
8. whirl spraying anchor cable construction drill bit according to claim 2, it is characterised in that: screw thread connects on first lead screw (74)
It is connected to fastening nut (75), the fastening nut (75) is arranged close to handwheel (741).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821729191.5U CN209129546U (en) | 2018-10-23 | 2018-10-23 | Whirl spraying anchor cable construction drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821729191.5U CN209129546U (en) | 2018-10-23 | 2018-10-23 | Whirl spraying anchor cable construction drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209129546U true CN209129546U (en) | 2019-07-19 |
Family
ID=67232524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821729191.5U Expired - Fee Related CN209129546U (en) | 2018-10-23 | 2018-10-23 | Whirl spraying anchor cable construction drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209129546U (en) |
-
2018
- 2018-10-23 CN CN201821729191.5U patent/CN209129546U/en not_active Expired - Fee Related
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Legal Events
| 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: 20190719 Termination date: 20211023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |