CN204495591U - Concrete test block sampler - Google Patents
Concrete test block sampler Download PDFInfo
- Publication number
- CN204495591U CN204495591U CN201520160793.3U CN201520160793U CN204495591U CN 204495591 U CN204495591 U CN 204495591U CN 201520160793 U CN201520160793 U CN 201520160793U CN 204495591 U CN204495591 U CN 204495591U
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- CN
- China
- Prior art keywords
- bit
- bit shank
- rock core
- drilling pipe
- core drilling
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Abstract
The utility model discloses a kind of concrete test block sampler, comprise useless bit shank, hollow bit and rock core drilling pipe, hollow bit has been installed in the top of described rock core drilling pipe, rock core drilling pipe is fixedly connected with hollow bit, useless bit shank is connected in the below of described rock core drilling pipe, the first half of described useless bit shank is provided with drilling rod body, the latter half of described useless bit shank is provided with bit shank body, limiting section is provided with between drilling rod body on described useless bit shank and bit shank body, described useless bit shank connects by being connected weld bond with between rock core drilling pipe, described hollow bit is provided with drill bit projection, the shape of the limiting section be provided with between described drilling rod body and bit shank body is truncated cone-shaped, the utility model only utilizes the rotation of pneumatic hammer to sample in work progress, avoid the piston vibrating of pneumatic hammer, the cost of sampler is purchased when having saved sampling, simultaneously due to the vibrations of pneumatic hammer can not be avoided completely, also sample block just cannot be avoided by trisection, there is higher economic benefit and application prospect widely.
Description
Technical field
The utility model relates to xoncrete structure experimental technique field, is specially concrete test block sampler.
Background technology
At present, construct by existing technique, concrete test block sampling adopts the special sampler bought, due to environment and condition restriction, sampler generalized case can only take 2 to 3 times, will damage afterwards, cause the cost allowance of several thousand yuan of units even up to ten thousand, expend huge, the utility model is by investigation, drilling pipe before sampler is combined use with pneumatic hammer, the rotation of pneumatic hammer is only utilized to sample in such work progress, reach saving material, the effect of salvaging, avoid the piston vibrating of pneumatic hammer, in work progress, controlled wind speed and pneumatic hammer construction angle and position, slowly construct.
Utility model content
The purpose of this utility model is to provide concrete test block sampler, to solve the problem proposed in above-mentioned background technology, utilizes the drill bit before obsolete sampler and bit shank to weld together, reaches saving material, the effect of salvaging.
For achieving the above object, the utility model provides following technical scheme: a kind of concrete test block sampler, comprise useless bit shank, hollow bit and rock core drilling pipe, it is characterized in that: hollow bit has been installed in the top of described rock core drilling pipe, rock core drilling pipe is fixedly connected with hollow bit, useless bit shank is connected in the below of described rock core drilling pipe, the first half of described useless bit shank is provided with drilling rod body, the latter half of described useless bit shank is provided with bit shank body, limiting section is provided with between drilling rod body on described useless bit shank and bit shank body, described useless bit shank connects by being connected weld bond with between rock core drilling pipe, described hollow bit is provided with drill bit projection, bit grooves is provided with between described drill bit projection, be connected by welding manner between described hollow bit with rock core drilling pipe, described useless bit shank is 360 degree with the welding position of rock core drilling pipe and welds without dead angle, the shape of the limiting section be provided with between described drilling rod body and bit shank body is truncated cone-shaped.
Preferably, the length of described rock core drilling pipe between hollow bit and useless bit shank is set to 150 millimeters.
Preferably, the length of drilling rod body that described useless bit shank the first half is provided with is 80 millimeter.
Preferably, the length of bit shank body that described useless bit shank the latter half is provided with is 50 millimeters.
Preferably, described useless bit shank is on same straight line with the center of the entirety of rock core drilling pipe after welding.
Compared with prior art, the beneficial effects of the utility model are: the utility model concrete test block sampler, the drill bit before obsolete sampler and bit shank is utilized to weld together, in work progress, only utilize the rotation of pneumatic hammer to sample, avoid the piston vibrating of pneumatic hammer, the cost of sampler is purchased when having saved sampling, simultaneously due to the vibrations of pneumatic hammer can not be avoided completely, also sample block just cannot be avoided by trisection, the higher driller's controlled wind speed of construction level is just needed slowly to carry out during sampling, sampling quality can be ensured, there is higher economic benefit and application prospect widely.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the structural representation of hollow bit in the utility model;
In figure: 1, useless bit shank, 2, rock core drilling pipe, 3, hollow bit, 4, drill bit projection, 5, bit grooves, 6, connects weld bond, 7, drilling rod body, 8, bit shank body, 9, limiting section.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, the utility model provides a kind of technical scheme: a kind of concrete test block sampler, comprise useless bit shank 1, hollow bit 3 and rock core drilling pipe 2, it is characterized in that: hollow bit 3 has been installed in the top of described rock core drilling pipe 2, rock core drilling pipe 2 is fixedly connected with hollow bit 3, useless bit shank 1 is connected in the below of described rock core drilling pipe 2, the first half of described useless bit shank 1 is provided with drilling rod body 7, the latter half of described useless bit shank 1 is provided with bit shank body 8, limiting section 9 is provided with between drilling rod body 7 on described useless bit shank 1 and bit shank body 8, described useless bit shank 1 connects by being connected weld bond 6 with between rock core drilling pipe 2, described hollow bit 3 is provided with drill bit projection 4, bit grooves 5 is provided with between described drill bit projection 4, described hollow bit 3 is connected by welding manner with between rock core drilling pipe 2, described useless bit shank 1 is 360 degree with the welding position of rock core drilling pipe 2 and welds without dead angle, the shape of the limiting section 9 be provided with between described drilling rod body 7 and bit shank body 8 is truncated cone-shaped, the length of described rock core drilling pipe 2 between hollow bit 3 and useless bit shank 1 is set to 150 millimeters, the length of the drilling rod body 7 that described useless bit shank 1 the first half is provided with is 80 millimeter, the length of the bit shank body 8 that described useless bit shank 1 the latter half is provided with is 50 millimeters, described useless pricker, 1 is on same straight line with the center of the entirety of rock core drilling pipe 2 after welding.
Embodiment: the utility model in use, drilling pipe before sampler is combined use with pneumatic hammer, the drill bit before obsolete sampler and bit shank is utilized to weld together, the rotation of pneumatic hammer is only utilized to sample in work progress, avoid the piston vibrating of pneumatic hammer, simultaneously due to the vibrations of pneumatic hammer can not be avoided completely, sample block also just cannot be avoided by trisection, just need the higher driller's controlled wind speed of construction level slowly to carry out during sampling, can sampling quality be ensured.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. a concrete test block sampler, comprise useless bit shank (1), hollow bit (3) and rock core drilling pipe (2), it is characterized in that: hollow bit (3) has been installed in the top of described rock core drilling pipe (2), rock core drilling pipe (2) is fixedly connected with hollow bit (3), useless bit shank (1) is connected in the below of described rock core drilling pipe (2), the first half of described useless bit shank (1) is provided with drilling rod body (7), the latter half of described useless bit shank (1) is provided with bit shank body (8), limiting section (9) is provided with between drilling rod body (7) on described useless bit shank (1) and bit shank body (8), described useless bit shank (1) connects by being connected weld bond (6) with between rock core drilling pipe (2), described hollow bit (3) is provided with drill bit projection (4), bit grooves (5) is provided with between described drill bit projection (4), be connected by welding manner between described hollow bit (3) with rock core drilling pipe (2), described useless bit shank (1) is 360 degree with the welding position of rock core drilling pipe (2) and welds without dead angle, the shape of the limiting section (9) be provided with between described drilling rod body (7) and bit shank body (8) is truncated cone-shaped.
2. concrete test block sampler according to claim 1, is characterized in that: the length of described rock core drilling pipe between hollow bit and useless bit shank is set to 150 millimeters.
3. concrete test block sampler according to claim 1, is characterized in that: the length of the drilling rod body that described useless bit shank the first half is provided with is 80 millimeter.
4. concrete test block sampler according to claim 1, is characterized in that: the length of the bit shank body that described useless bit shank the latter half is provided with is 50 millimeters.
5. concrete test block sampler according to claim 1, is characterized in that: described useless bit shank is on same straight line with the center of the entirety of rock core drilling pipe after welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520160793.3U CN204495591U (en) | 2015-03-20 | 2015-03-20 | Concrete test block sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520160793.3U CN204495591U (en) | 2015-03-20 | 2015-03-20 | Concrete test block sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204495591U true CN204495591U (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201520160793.3U Active CN204495591U (en) | 2015-03-20 | 2015-03-20 | Concrete test block sampler |
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| CN (1) | CN204495591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404458A (en) * | 2016-11-18 | 2017-02-15 | 河南广度超硬材料有限公司 | Drill bit capable of automatically sampling concrete |
-
2015
- 2015-03-20 CN CN201520160793.3U patent/CN204495591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404458A (en) * | 2016-11-18 | 2017-02-15 | 河南广度超硬材料有限公司 | Drill bit capable of automatically sampling concrete |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |