CN208383497U - Concrete coring machine drill bit withdrawing device - Google Patents
Concrete coring machine drill bit withdrawing device Download PDFInfo
- Publication number
- CN208383497U CN208383497U CN201821272565.5U CN201821272565U CN208383497U CN 208383497 U CN208383497 U CN 208383497U CN 201821272565 U CN201821272565 U CN 201821272565U CN 208383497 U CN208383497 U CN 208383497U
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- CN
- China
- Prior art keywords
- drill bit
- plate
- pull rod
- hydraulic
- withdrawing device
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Abstract
The utility model provides concrete coring machine drill bit withdrawing device, it includes support base, guide rod is symmetrically fixed at the top of the support base, the top braces of the guide rod are equipped with crossbeam, being slidably installed on the guide rod has jack-up plate, the bottom for jacking up plate is provided with high pressure lifting device, the center for jacking up plate is machined with centre bore, running through on the centre bore has pull rod, the bottom end of the pull rod is connected by retaining mechanism with drill bit locking, operation rod through-hole is machined at the top of the pull rod, run through on the operation rod through-hole and manual lever is installed.This withdrawing device can easily take out corning machine drill bit from concrete hole, and then greatly improve its extraction efficiency, reduce the labor intensity of operating personnel, while playing a very good protection to drill bit.
Description
Technical field
The utility model belongs to engineered building materials auxiliary detection device field, more particularly to a kind of concrete coring machine
Drill bit withdrawing device.
Background technique
In building construction process, in order to which the quality to institute's casting concrete detects, need using corning machine to mixed
Solidifying soil is sampled operation, at present used in concrete coring machine drill bit after used a period of time, screw drive
MECHANISM PRECISION can reduce, and then the drill bit of corning machine is caused to make drilling skew after drilling through, and drill so that drill bit is stuck
Inside, what be can not be successfully is drawn off, currently, common removal method makes it become to loosen mainly by artificial percussive drill bit,
Being drawn off then, then slowly, there is the following aspects in such taking-up process:
(1) drill bit extraction efficiency is low, during above-mentioned taking-up, needs multiple operating personnel's less important works, passes through percussion
Mode working efficiency it is low；
(2) labor intensity of operating personnel is high, and since the length of the bit is longer, the comparison of card is tight, it is necessary to which multiplicating is struck
It hits, causes the labor intensity of operating personnel high；
(3) it is easily damaged drill bit, when making it become to loosen due to tapping, can make drill bit that subtle flow occur, influence it
Subsequent normal use.
Utility model content
In order to solve the above technical problems, the utility model provides concrete coring machine drill bit withdrawing device, this withdrawing device
Easily corning machine drill bit can be taken out from concrete hole, and then greatly improve its extraction efficiency, reduce operation
The labor intensity of personnel, while playing a very good protection to drill bit.
In order to realize above-mentioned technical characteristic, purpose of the utility model is realized as follows: concrete coring machine drill bit
Withdrawing device, it includes support base, and guide rod, the top branch of the guide rod are symmetrically fixed at the top of the support base
Support is equipped with crossbeam, and being slidably installed on the guide rod has jack-up plate, and the bottom for jacking up plate is provided with hydraulic brace
Device, the center for jacking up plate are machined with centre bore, and running through on the centre bore has pull rod, and the bottom end of the pull rod is logical
It crosses retaining mechanism to be connected with drill bit locking, operation rod through-hole is machined at the top of the pull rod, is run through on the operation rod through-hole
Manual lever is installed.
The pilot hole matched with guide rod is machined on the jack-up plate.
The high pressure lifting device includes first hydraulic cylinder and second hydraulic cylinder, the First piston bar of the first hydraulic cylinder
Top and jack up the lower end face contact of plate, the top of the second piston bar of the second hydraulic cylinder and the lower end surface of jack-up plate connect
It touches, is connected with the first hydraulic oil pipe in the first hydraulic cylinder, the second hydraulic oil pipe is connected in the second hydraulic cylinder, it is described
First hydraulic oil pipe and the second hydraulic oil pipe are connected with hydraulic hand-pump, and hydraulic operation bar is equipped on the hydraulic hand-pump.
The retaining mechanism includes connection sleeve, and the connection sleeve is fixedly mounted on the bottom of pull rod, the connector sleeve
The two sides of cylinder are symmetrily processed with threaded hole, are equipped with tie down screw on the threaded hole, the top end of the tie down screw with
Card slot on connector matches, and the connector is fixed on the top of drill bit.
It is fixed with latch on the pull rod, is provided with thrust ball bearing between the latch and jack-up plate.
The utility model has the advantages that:
1, by using the drill bit withdrawing device of above structure, it can be used in concrete coring machine drill bit when card resistance occurs
It is easily drawn off, in taking out operating process, by manually rotation manual operating stick, is driven and drawn by manual lever
Bar rotation, and then further drill bit is driven to be rotated by pull rod, so that drill bit is detached from card resistance, so that drill bit becomes
It loosens, while rotation, plate is jacked up by high pressure lifting device, is jacked up by the cooperation jacked up between plate and latch
Pull rod, and then finally drill bit is driven to lift by pull rod, and then realize the taking-up of drill bit.
2, it is capable of providing enough hydraulic brace power by using the high pressure lifting device of above structure, so that boring
Head is detached from drilling, away from concrete foundation.
3, pull rod can be rotated by using the manual lever of above structure, and then can be with concrete
The company's of disengaging card resistance between hole.
4, it ensure that pull rod while by axial force, can be rotated smoothly by the thrust ball bearing, into
And assist completing the taking-up operation of drill bit, improve extraction efficiency.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model drill bit structure schematic diagram.
In figure: concrete foundation 1, support base 2, guide rod 3, second hydraulic cylinder 4, connection sleeve 5, tie down screw 6, card
Slot 7, second piston bar 9, pilot hole 10, manual lever 11, jacks up plate 12, crossbeam 13, thrust ball bearing 14, lock at connector 8
Tight plate 15, operation rod through-hole 16, First piston bar 17, first hydraulic cylinder 18, the second hydraulic oil pipe 19, the first hydraulic oil pipe 20,
Hydraulic operation bar 21, hydraulic hand-pump 22, drill bit 23, concrete core 24, pull rod 25.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
Referring to Fig. 1-2, concrete coring machine drill bit withdrawing device, it includes support base 2, the top of the support base 2
Portion is symmetrically fixed with guide rod 3, and the top braces of the guide rod 3 are equipped with crossbeam 13, and be slidably matched peace on the guide rod 3
Equipped with plate 12 is jacked up, the bottom for jacking up plate 12 is provided with high pressure lifting device, during the center for jacking up plate 12 is machined with
Heart hole, through there is pull rod 25 on the centre bore, the bottom end of the pull rod 25 passes through retaining mechanism and the locking phase of drill bit 23
Even, the top of the pull rod 25 is machined with operation rod through-hole 16, runs through on the operation rod through-hole 16 and is equipped with manual lever
11.Pass through liquid during taking-up by using the taking-up operation that the drill bit withdrawing device of above structure can be used in drill bit 23
The lifting device that bears down on one driving jacks up plate 12, then drives pull rod 25 by jack-up plate 12, and then finally drill bit 23 is driven to mention by pull rod 25
It rises, and then realizes the taking-up of drill bit 23.
Further, the pilot hole 10 matched with guide rod 3 is machined on the jack-up plate 12.By using above-mentioned knot
The guide rod 3 of structure ensure that it jacks up plate 12 and can slide along pilot hole 10, ensure that stationarity.
Further, the high pressure lifting device includes first hydraulic cylinder 18 and second hydraulic cylinder 4, the first hydraulic cylinder
The top of 18 First piston bar 17 and the lower end face contact for jacking up plate 12, the top of the second piston bar 9 of the second hydraulic cylinder 4
The lower end face contact with jack-up plate 12 is held, is connected with the first hydraulic oil pipe 20 in the first hydraulic cylinder 18, described second is hydraulic
The second hydraulic oil pipe 19, first hydraulic oil pipe 20 and the second hydraulic oil pipe 19 and 22 phase of hydraulic hand-pump are connected on cylinder 4
Even, hydraulic operation bar 21 is installed on the hydraulic hand-pump 22.It is worked by using the high pressure lifting device of above structure
Cheng Zhong can drive first hydraulic cylinder 18 and second hydraulic cylinder 4 by hydraulic hand-pump 22, and then pass through 18 He of first hydraulic cylinder
Second hydraulic cylinder 4 drives First piston bar 17 and second piston bar 9, pushes up eventually by First piston bar 17 and second piston bar 9
Top lifting starting board 12, and pull rod 25 is finally jacked up, realize the taking-up of drill bit 23.
Further, the retaining mechanism includes connection sleeve 5, and the connection sleeve 5 is fixedly mounted on the bottom of pull rod 25
The two sides in portion, the connection sleeve 5 are symmetrily processed with threaded hole, and tie down screw 6, the locking screw are equipped on the threaded hole
The top end of bar 6 is matched with the card slot 7 on connector 8, and the connector 8 is fixed on the top of drill bit 23.By using
The retaining mechanism of above structure will can closely connect between drill bit 23 and pull rod 25, and ensure that being capable of band by pull rod 25
Dynamic drill bit 23.
Further, it is fixed with latch 15 on the pull rod 25, is provided between the latch 15 and jack-up plate 12
Thrust ball bearing 14.By using the thrust ball bearing 14 of above structure ensure that pull rod 25 while by axial force, energy
It is enough smoothly to rotate, and then assist completing the taking-up operation of drill bit 23, improve extraction efficiency.
The utility model use process is as follows:
Firstly, the drill bit withdrawing device of above structure to be placed on to the two sides of drill bit 23 to be removed, and by 25 end of pull rod
The connector 8 at 23 top of retaining mechanism and drill bit be connected；
Then, the First piston bar top of first hydraulic cylinder 18 and second hydraulic cylinder 4 is connect with the lower end surface for jacking up plate 12
Touching；And it is connected with hydraulic hand-pump 22；
Finally, manual lever 11 is inserted into operation rod through-hole 16, manually rotation manual operating stick 11, by manual
Operating stick 11 drives pull rod 25 to rotate, and then further drill bit 23 is driven to be rotated by pull rod 25, so that drill bit
23 are detached from card resistance, so that drill bit 23 becomes to loosen, while rotation, jack up plate 12 by high pressure lifting device, pass through
It jacks up the cooperation between plate 12 and latch 15 and jacks up pull rod 25, and then finally drill bit 23 is driven to lift by pull rod 25, in turn
Realize the taking-up of drill bit 23.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the technical solution that the protection scope of the utility model should be recorded with claim, the technical solution recorded including claim
The equivalents of middle technical characteristic are protection scope.Equivalent replacement i.e. within this range is improved, also in the utility model
Protection scope within.
Claims (5)
1. concrete coring machine drill bit withdrawing device, it is characterised in that: it includes support base (2), the support base (2)
Top is symmetrically fixed with guide rod (3), and the top braces of the guide rod (3) are equipped with crossbeam (13), on the guide rod (3)
Being slidably installed has jack-up plate (12), and the bottom for jacking up plate (12) is provided with high pressure lifting device, the jack-up plate
(12) center is machined with centre bore, and running through on the centre bore has pull rod (25), and the bottom end of the pull rod (25) passes through
Retaining mechanism is connected with drill bit (23) locking, and operation rod through-hole (16), the operating stick are machined at the top of the pull rod (25)
Run through on through-hole (16) and manual lever (11) are installed.
2. concrete coring machine drill bit withdrawing device according to claim 1, it is characterised in that: add on the jack-up plate (12)
Work has the pilot hole (10) matched with guide rod (3).
3. concrete coring machine drill bit withdrawing device according to claim 1, it is characterised in that: the high pressure lifting device packet
Include first hydraulic cylinder (18) and second hydraulic cylinder (4), the top and top of the First piston bar (17) of the first hydraulic cylinder (18)
The lower end face contact of starting board (12), the top of the second piston bar (9) of the second hydraulic cylinder (4) and the lower end for jacking up plate (12)
Face contact is connected with the first hydraulic oil pipe (20) on the first hydraulic cylinder (18), is connected on the second hydraulic cylinder (4)
Two hydraulic oil pipes (19), first hydraulic oil pipe (20) and the second hydraulic oil pipe (19) are connected with hydraulic hand-pump (22), institute
It states and hydraulic operation bar (21) is installed on hydraulic hand-pump (22).
4. concrete coring machine drill bit withdrawing device according to claim 1, it is characterised in that: the retaining mechanism includes connecting
Female connector cylinder (5), connection sleeve (5) are fixedly mounted on the bottom of pull rod (25), and the two sides of connection sleeve (5) symmetrically add
Work has threaded hole, is equipped on the threaded hole tie down screw (6), the top end of the tie down screw (6) and connector (8)
On card slot (7) match, the connector (8) is fixed on the top of drill bit (23).
5. concrete coring machine drill bit withdrawing device according to claim 1, it is characterised in that: fixed on the pull rod (25)
Have latch (15), is provided with thrust ball bearing (14) between the latch (15) and jack-up plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821272565.5U CN208383497U (en) | 2018-08-08 | 2018-08-08 | Concrete coring machine drill bit withdrawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821272565.5U CN208383497U (en) | 2018-08-08 | 2018-08-08 | Concrete coring machine drill bit withdrawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208383497U true CN208383497U (en) | 2019-01-15 |
Family
ID=64961891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821272565.5U Active CN208383497U (en) | 2018-08-08 | 2018-08-08 | Concrete coring machine drill bit withdrawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208383497U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855267A (en) * | 2020-07-09 | 2020-10-30 | 陕西理工大学 | Heavy metal contaminated soil sampler |
-
2018
- 2018-08-08 CN CN201821272565.5U patent/CN208383497U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855267A (en) * | 2020-07-09 | 2020-10-30 | 陕西理工大学 | Heavy metal contaminated soil sampler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: The 1st Floor of No. 1 Standard Workshop in Lantai Science Park, 19 Lantai Road, Yichang High-tech Zone, Hubei Province Patentee after: Hubei Chutian Excellent Engineering Technology Co., Ltd. Address before: 443000 No. 314 Dongshan Avenue, Yichang City, Hubei Province Patentee before: Hubei Chutian outstanding construction engineering quality inspection Co., Ltd. |
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| CP03 | Change of name, title or address |