CN207080178U - A kind of Tooth structure of rotary pile-digging machine - Google Patents
A kind of Tooth structure of rotary pile-digging machine Download PDFInfo
- Publication number
- CN207080178U CN207080178U CN201721017043.6U CN201721017043U CN207080178U CN 207080178 U CN207080178 U CN 207080178U CN 201721017043 U CN201721017043 U CN 201721017043U CN 207080178 U CN207080178 U CN 207080178U
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- CN
- China
- Prior art keywords
- tooth
- drill bit
- straight
- bit bottom
- digging machine
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- 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.)
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Abstract
The utility model discloses a kind of Tooth structure of rotary pile-digging machine, solve drill bit continuing towards ground end prospecting bit, easily cause to bore tooth dry friction when bit runs into lithosphere, temperature drastically raises, ultimately result in the problem of boring tooth Fast Wearing, its drip irrigation device is to include drill bit bottom and brill tooth, the drill bit bottom includes straight flange portion and curved portions, the straight flange portion, which is provided with, realizes that boring tooth slides the cunning connector assembly for being connected to drill bit bottom, the curved portions, which are provided with, realizes that boring tooth slides the sliding assembly for being connected to drill bit bottom, reach and bore the effect that tooth can be individually replaced.
Description
Technical field
The drilling tool of rotary pile-digging machine is the utility model is related to, more specifically, it relates to a kind of Tooth structure of rotary pile-digging machine.
Background technology
With the needs of urban development, a large amount of newly-built high-rise, high-rise buildings are opened, it is necessary to carry out deep basal pit to proposed place
Dig, and effective support is carried out to foundation pit side-wall, pattern foundation pit supporting structure typically uses drill-pouring piling method, and a circle is formed on foundation ditch periphery
Support pile.
During pattern foundation pit supporting structure bored pile construction, perforate, rotary pile-digging machine sheet are carried out commonly using rotary pile-digging machine
Drilling rod is provided with body, is slid on rotary drilling rig body and is connected with unit head, drilling rod is plugged in unit head, and the bottom of drilling rod is set
There is drill bit, the main working parts of rotary drilling rig are drill bit, and drill bit includes bit body and drill bit bottom, brill is provided with below bottom
Tooth, drill bit enter drilling, and unit head drives drilling rod to rotate, so that drill bit bottom, by soil precession bit body, bit body fills
After full bit body, drill bit is mentioned ground by drilling rod, and operating personnel open drill bit bottom, the soil in bit body is drawn off.
Drill bit is continuing towards ground end prospecting bit, easily causes to bore tooth dry friction when bit runs into lithosphere, temperature is anxious
Play rise, ultimately results in and bores tooth Fast Wearing；Tooth is bored at present and is integrated design with drill bit bottom, therefore bores tooth changing, it is required
Cost is excessive.
Utility model content
The purpose of this utility model is to provide a kind of Tooth structure of rotary pile-digging machine, reaches and bores the effect that tooth can be individually replaced
Fruit.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of bucket of rotary pile-digging machine
Toothing, including drill bit bottom and brill tooth, the drill bit bottom include straight flange portion and curved portions, and the straight flange portion, which is provided with, realizes brill
Tooth slides the cunning connector assembly for being connected to drill bit bottom, and the curved portions, which are provided with, realizes that boring tooth slides the sliding for being connected to drill bit bottom
Component.
Using above-mentioned technical proposal, the cunning connector assembly and sliding assembly of setting, inserted with to bore tooth by sliding assembly cunning
In drill bit bottom, in order to bore tooth when needing to change, when skidding off drill bit bottom by sliding assembly, more finish changing after boring tooth, then
Tooth will be bored and slide to insert and be fixed on drill bit bottom；Tooth is bored after severe abrasion to reach, and is only needed to bore tooth with changing, is reduced
The overall cost of more bit change, and the substitute mode of sliding assembly is simple, convenient and swift.
Further, the sliding connector assembly include along rotation bottom straight flange open up straight runner, be plugged in the straight of straight runner
Slide plate and the fixed column for being connected to straight slide plate, the fixed column are placed in face of the straight runner away from drill bit bottom, the fixed column
For boring tooth socket.
Using above-mentioned technical proposal, the brill tooth for being connected to the fixed column of straight slide plate and being socketed in fixed column, in order to
Change and bore tooth；The straight runner of setting, in order to which the cunning of straight slide plate is inserted so that sliding assembly removes and installs conveniently.
Further, the sliding assembly includes arcuately arc chute that side opens up, the arc that is plugged in arc chute is slided
Plate and the inserting column for being connected to arc skateboard, the inserting column are placed in face of the arc chute away from drill bit bottom, the grafting
Post is for boring tooth socket.
Using above-mentioned technical proposal, the brill tooth for being connected to the fixed column of arc skateboard and being socketed on inserting column, so as to
Tooth is bored in changing；The arc chute of setting, inserted in order to the cunning of arc skateboard so that sliding assembly removes and installs conveniently.
Further, the brill tooth is provided with storage tank towards drill bit bottom face.
Using above-mentioned technical proposal, the storage tank of setting, when being socketed on fixed column and inserting column in order to bore tooth, bore tooth with
Directly it is difficult between slide plate and arc skateboard with the presence of gap.
Further, the drill bit is provided with retainer ring towards drill bit bottom end, and the outer ring of the retainer ring is square.
Using above-mentioned technical proposal, the retainer ring of setting, in order to which drill bit is connected in straight runner and arc chute so that bore
When tooth is plugged in straight runner or arc chute with straight slide plate or arc skateboard, tooth will be bored by the upper wall of straight runner or arc chute
It is fixed on drill bit bottom.
Further, the retainer ring is plugged in straight runner.
Using above-mentioned technical proposal, retainer ring is limited in tooth is bored in straight runner.
Further, the retainer ring is plugged in arc chute.
Using above-mentioned technical proposal, retainer ring is limited in tooth is bored in arc chute.
Further, the sliding connector assembly is screwed on straight runner, and the sliding assembly is screwed on arc chute.
Using above-mentioned technical proposal, sliding connector assembly and sliding assembly are individually fixed in straight runner by screw and arc is slided
Groove, be screwed removing and installing in order to people.
In summary, the utility model has the advantages that：Fixed column or inserting column are socketed on by boring tooth, with reality
Now boring tooth may dismantle；Pass through the setting of retainer ring so that bore after tooth is socketed on fixed column or inserting column and be difficult to depart from arc cunning
Groove or straight runner, with by straight slide plate in drill bit bottom cunning insert relation, with cause bore tooth change when, can soon quick-detach with
Installation.
Brief description of the drawings
Fig. 1 is the overall structure diagram of drill bit in the present embodiment；
Fig. 2 is the decomposing schematic representation of the cunning connector assembly and sliding assembly in the present embodiment；
Fig. 3 is the partial exploded view of the cunning connector assembly and sliding assembly in the present embodiment；
Fig. 4 is enlarged diagram at A in Fig. 3；
Fig. 5 is the brill tooth partial cutaway schematic in the present embodiment.
In figure：1st, bit body；2nd, drill bit bottom；3rd, sliding assembly；31st, arc chute；32nd, arc skateboard；33rd, arc
Portion；4th, sliding connector assembly；41st, straight runner；42nd, straight slide plate；43rd, straight flange portion；5th, tooth is bored；51st, retainer ring；52nd, inserting column；53rd, hold
Put groove；54th, fixed column；6th, screw；61st, jack；7th, socket；71st, sliping port；72nd, insert port.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read,
But as long as all protected in right of the present utility model by Patent Law.
Embodiment：A kind of Tooth structure of rotary pile-digging machine, as shown in Figures 1 and 2, including bit body 1, bit body 1
End be hinged with drill bit bottom 2, and the bottom of drill bit bottom 2 is connected with multiple brill teeth 5；The straight flange of drill bit bottom 2 is straight flange
Portion 43, straight flange portion 43, which is provided with, realizes that boring tooth 5 slides the cunning connector assembly 4 for being connected to drill bit bottom 2；The arc-shaped side of drill bit bottom 2 is
Curved portions 33, curved portions 33, which are provided with, realizes that boring tooth 5 slides the sliding assembly 3 for being connected to drill bit bottom 2.
Straight runner 41 that sliding connector assembly 4 includes opening up along the straight flange of drill bit bottom 2, sliding are plugged in the straight cunning of straight runner 41
Plate 42, and straight runner 41 is T-slot, closely sliding is connected in straight slide plate 42 straight slide plate 42 so that straight slide plate 42 is difficult to depart from
Straight runner 41；Fixed column 54 is welded with straight face of the slide plate 42 away from drill bit bottom 2, and the end of fixed column 54 is provided with chamfering,
In order to bore the socket of tooth 5.
Sliding assembly 3 include along drill bit bottom 2 arc-shaped side open up arc chute 31, sliding be plugged in arc chute 31
Arc skateboard 32, and the cross section of arc chute 31 is in T fonts, and arc skateboard 32 closely slides in arc chute 31, with
Axis direction of the arc skateboard 32 along bit body 1 is limited to depart from；Arc skateboard 32 is welded with grafting on the face away from drill bit bottom 2
Post 52, and the end of inserting column 52 is provided with chamfering, in order to bore the socket of tooth 5.
As shown in accompanying drawing 3 and accompanying drawing 4, straight runner 41 is interconnected towards the end of arc chute 31 and arc chute 31, and
The connectivity part of arc chute 31 and straight runner 41 is socket 7；The end of socket 7 is connected in straight runner 41 to be provided with for arc arc skateboard 32
The sliping port 71 slipped into, in order to the installation of arc skateboard 32；The connection socket 7 of arc chute 31 end is provided with to be slipped into for straight slide plate 42
Insert port 72, in order to the grafting of straight slide plate 13.
The center of socket 7 is provided with jack 61, to connect by the grafting screw 6 in jack 61, then by the screw thread of screw 6
It is connected to straight slide plate 42 to position to arc skateboard 32 so that directly mutually contradict between slide plate 42 and arc skateboard 32, so as to straight slide plate
42 and arc skateboard 32 be individually fixed in straight runner 41 and arc chute 31；The other end of straight runner 41 also offers jack 61,
The other end of arc chute 31 also offers jack 61 so that straight slide plate 42 is fixed in straight runner 41 more stable so that arc
Shape slide plate 32 is fixed in arc chute 31 more stable.Inserting column 52 is consistent with size, the shape of fixed column 54.
As shown in Figure 5, the face for boring tooth 5 towards drill bit bottom 2 offers storage tank 53, and storage tank 53 and fixed column 54
Size, shape it is consistent so that bore tooth 5 while be socketed in fixed column 54 completely, the bottom surface for boring tooth 5 contacts at arc skateboard 32
Face away from drill bit bottom 2, reduce sandy soil and enter in storage tank 53 and wear fixed column 54 in order to drill bit at work.
Bore tooth 5 and be welded with retainer ring 51 towards the fixed end of arc skateboard 32, and the outer ring of retainer ring 51 is square, and just
Chamfering is provided with four square end points；The length of retainer ring 51 is consistent with the width of arc skateboard 32；Referring to Fig. 3, arc is slided
The thickness of groove 31 is equal to thickness of the thickness plus arc chute 31 of retainer ring 51, is inserted with to bore tooth 5 with arc skateboard 32
After arc chute 31, the limitation brill tooth 5 of arc chute 31 is axially disengaging in inserting column 52 so that is bored tooth 5 and is fixed；Straight runner 41
Thickness highly equal to retainer ring 51 adds the thickness of straight slide plate 42, after to bore tooth 5 with straight slide plate 42 insertion straight runner 41,
The limitation brill tooth 5 of straight runner 41 is axially disengaging in fixed column 54 so that is bored tooth 5 and is fixed.
The course of work and principle：Curved portions 33, fixed brill tooth 5 is socketed on inserting column 52, arc skateboard 32 is slided and is inserted to arc
Shape chute 31, the lateral displacement for boring tooth 5 is limited by inserting column 52, limited by arc chute 31 and bore tooth 5 along inserting column 52
It is axially disengaging, with fixed brill tooth 5, after being damaged in order to the brill tooth 5 of drill bit, the brill tooth 5 that can individually change.
Straight flange portion 43, fixed brill tooth 5 is socketed on fixed column 54, straight slide plate 42 is slided and is inserted to straight runner 41, passes through inserting column
The lateral displacement of teeth 5 is bored in 52 limitations, is limited by straight runner 41 and bores being axially disengaging along inserting column 52 of tooth 5, with fixed brill tooth 5,
After being damaged in order to the brill tooth 5 of drill bit, the brill tooth 5 that can individually change.
Claims (8)
1. a kind of Tooth structure of rotary pile-digging machine, including drill bit bottom (2) and brill tooth (5), it is characterised in that：The drill bit bottom
(2) straight flange portion (43) and curved portions (33) are included, the straight flange portion (43), which is provided with, realizes that boring tooth (5) sliding is connected to drill bit bottom
(2) cunning connector assembly (4), the curved portions (33), which are provided with, realizes that boring tooth (5) slides the sliding assembly for being connected to drill bit bottom (2)
(3)。
A kind of 2. Tooth structure of rotary pile-digging machine according to claim 1, it is characterised in that：Sliding connector assembly (4) bag
The straight runner (41) opened up along the straight flange of drill bit bottom (2) is included, the straight slide plate (42) of straight runner (41) is plugged in and is connected to
The fixed column (54) of straight slide plate (42), the fixed column (54) is placed in face of the straight runner (41) away from drill bit bottom (2), described solid
Fixed column (54) is for boring tooth (5) socket.
A kind of 3. Tooth structure of rotary pile-digging machine according to claim 1, it is characterised in that：Sliding assembly (3) bag
Arc chute (31) that arcuately side opens up is included, the arc skateboard (32) of arc chute (31) is plugged in and is connected to arc cunning
The inserting column (52) of plate (32), the inserting column (52) are placed in face of the arc chute (31) away from drill bit bottom (2), the grafting
Post (52) is for boring tooth (5) socket.
A kind of 4. Tooth structure of rotary pile-digging machine according to claim 1-3 any one, it is characterised in that：The brill tooth
(5) it is provided with storage tank (53) towards drill bit bottom (2) face.
A kind of 5. Tooth structure of rotary pile-digging machine according to claim 4, it is characterised in that：Brill tooth (5) direction is bored
Head bottom (2) end is provided with retainer ring (51), and the outer ring of the retainer ring (51) is square.
A kind of 6. Tooth structure of rotary pile-digging machine according to claim 5, it is characterised in that：Retainer ring (51) grafting
In straight runner (41).
A kind of 7. Tooth structure of rotary pile-digging machine according to claim 5, it is characterised in that：Retainer ring (51) grafting
In arc chute (31).
A kind of 8. Tooth structure of rotary pile-digging machine according to claim 6 or 7, it is characterised in that：The sliding connector assembly (4)
Straight runner (41) is screwed on, the sliding assembly (3) is screwed on arc chute (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721017043.6U CN207080178U (en) | 2017-08-14 | 2017-08-14 | A kind of Tooth structure of rotary pile-digging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721017043.6U CN207080178U (en) | 2017-08-14 | 2017-08-14 | A kind of Tooth structure of rotary pile-digging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207080178U true CN207080178U (en) | 2018-03-09 |
Family
ID=61420125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721017043.6U Expired - Fee Related CN207080178U (en) | 2017-08-14 | 2017-08-14 | A kind of Tooth structure of rotary pile-digging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207080178U (en) |
-
2017
- 2017-08-14 CN CN201721017043.6U patent/CN207080178U/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: 20180309 Termination date: 20200814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |