CN212254677U - Concrete coring device that hydraulic engineering quality detected - Google Patents
Concrete coring device that hydraulic engineering quality detected Download PDFInfo
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- CN212254677U CN212254677U CN202021008444.7U CN202021008444U CN212254677U CN 212254677 U CN212254677 U CN 212254677U CN 202021008444 U CN202021008444 U CN 202021008444U CN 212254677 U CN212254677 U CN 212254677U
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Abstract
The utility model relates to a concrete coring device that hydraulic engineering quality detected. The lifting device comprises a base fixedly connected with a caster, a handrail and a mounting bracket are fixedly connected to the base, a lifting guide rail is fixedly connected to the mounting bracket, a lifting mounting seat is connected to the lifting guide rail, and a lifting driving assembly is connected to the mounting bracket; a drilling assembly is rotatably connected to the lifting mounting seat, and a passage rotary joint is connected to the drilling assembly; the device also comprises a rotary driving structure; the drilling assembly comprises a hollow outer drill rod, and the outer end part of the outer drill rod is connected with a drill bit; the inner cavity of the outer drill rod is rotatably connected with a built-in charging barrel; a plurality of groups of liquid passages are arranged on the peripheral wall of the outer drill rod; the flange end of the passage rotary joint is connected with the inner end of the outer drill rod, and the discharge hole at the end of the passage rotary joint is connected with the liquid inlet of the liquid passage. The utility model discloses practice thrift the water resource greatly, accorded with the environmental protection consciousness, avoided boring the pipeline cross phenomenon that gets the in-process and cause simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the concrete detection equipment, especially, relate to a concrete coring device that hydraulic engineering quality detected.
Background
Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared from a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and is prepared by uniformly stirring, closely compacting, curing and hardening. The construction fields of tunnels, water conservancy and the like play irreplaceable roles.
In the use of concrete, after needing the concrete to accord with certain standard, just can use, because detect comprehensively not only implement the difficulty, also can cause not good influence to the building that has already shaped, so all carry out the fixed point sample usually and then detect these samples, just need use the concrete coring machine to take a sample the concrete at this in-process. At present, the method for coring concrete at home and abroad is mainly coring by a core drilling method, but in the core drilling method, the drill bit generates heat and generates high temperature due to high-speed running of the drill bit, so that the drill bit is damaged and the basic mechanical property of an original sample is influenced, and water is generally added to protect the drill bit and achieve the effect of cooling in the concrete coring process.
The process of getting bores for utilizing the drill bit under the general condition and gets, then sets up the water pipe externally and wash by water the cooling, and foretell outside bath process need use a large amount of water, causes the waste of water resource easily, is not conform to the environmental protection consciousness.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem who exists among the well-known art and provide a concrete coring device that hydraulic engineering quality that structural design is reasonable and can the water economy resource detects.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a concrete coring device for hydraulic engineering quality detection comprises a base fixedly connected with a plurality of groups of trundles, wherein a handrail and a mounting bracket are fixedly connected to the base; the lifting mounting seat is rotatably connected with a drilling assembly, and the upper end part of the drilling assembly is connected with a passage rotating joint; the rotary driving structure is used for driving the drilling assembly to rotate; the drilling assembly comprises a hollow outer drill rod, and the outer end part of the outer drill rod is connected with a drill bit; a built-in charging barrel which is rotationally connected with the inner cavity of the outer drill rod is arranged on the common axis of the inner cavity of the outer drill rod; a plurality of groups of liquid passages are formed in the peripheral wall of the outer drill rod, and liquid inlets and liquid outlets of the liquid passages are formed in the inner wall of the outer drill rod; the flange end of the passage rotary joint is connected with the inner end of the outer drill rod, and the discharge hole at the end of the passage rotary joint is connected with the liquid inlet of the liquid passage.
The utility model has the advantages that: the utility model provides a concrete coring device for hydraulic engineering quality detection, which can carry out rotary drilling on concrete by arranging a rotary driving structure, a lifting driving component, an outer drill rod and a drill bit to act together; the outer drill rod is provided with a plurality of groups of liquid passages, so that cooling water provided from the outside can directionally flow to the drill bit, the drill bit is prevented from being cooled by a large amount of cooling water through an outer water pipe, water resources are greatly saved, and environmental awareness is met; the cooling water can be input into the rotating outer drill rod from a water source through arranging the passage rotating joint, and the phenomenon of pipeline intersection caused in the drilling process is avoided.
Preferably: the outer end part of the built-in charging barrel is connected with a clamp spring sleeve, and a clamp spring is arranged in the inner cavity of the clamp spring sleeve; the inner cavity of the built-in material cylinder is provided with a coring press block which is intermittently matched with the built-in material cylinder, and the edge of the coring press block is fixedly connected with a deflector rod which is arranged in a strip hole arranged on the built-in material cylinder and the outer drill rod in a penetrating way.
Preferably: the lifting driving assembly comprises a lifting screw rod which is rotatably connected on the mounting bracket and is longitudinally arranged, and a lifting mounting seat is fixedly connected with a screw nut which is screwed with the lifting screw rod; and the mounting bracket is connected with a lifting motor for driving the lifting screw rod to rotate.
Preferably: the rotary driving structure comprises a drilling motor fixedly connected to the lifting mounting seat through a connecting rod, and a transmission pair for providing transmission connection for an output shaft of the drilling motor and the outer drill rod is connected between the output shaft and the outer drill rod.
Preferably: a rotary joint seat is fixedly connected to the lifting mounting seat, and a shell of the passage rotary joint is connected with the rotary joint seat.
Preferably: a bearing seat is fixedly connected to the upper end of the inner part of the outer drill rod, and the built-in charging barrel is rotatably connected with the bearing seat through a rolling bearing.
Preferably: the base comprises a second base which is fixedly connected with a first base positioned below the second base through a connecting rod; the mounting bracket penetrates through the through groove formed in the second base and then is connected with the first base; the truckle is connected with the second base.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic, partially cross-sectional, front view of the drill assembly of the present invention;
FIG. 3 is an enlarged schematic view of region A in FIG. 2;
fig. 4 is a schematic perspective view of the drilling assembly of the present invention;
fig. 5 is a schematic perspective view of the lifting driving assembly of the present invention;
fig. 6 is a schematic perspective view of the base of the present invention.
In the figure: 1. drilling the assembly; 1-1, a drill bit; 1-2, a clamp spring sleeve; 1-3, a clamp spring; 1-4, an outer drill rod; 1-4-1, a liquid pathway; 1-5, coring and briquetting; 1-6, a charging barrel is arranged in the charging barrel; 1-7, bearing seats; 1-8, a deflector rod; 2. a caster wheel; 3. a base; 3-1, a first base; 3-2, a second base; 4. a handrail; 5. mounting a bracket; 6. a lift drive assembly; 6-1, lifting a screw rod; 6-2, a lifting motor; 7. a lifting guide rail; 8. drilling a motor; 9. rotating the joint base; 10. a transmission pair; 11. a pathway swivel; 12. a lifting mounting seat.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:
referring to fig. 1, the concrete coring device for hydraulic engineering quality detection of the present invention comprises a base 3 fixedly connected with a plurality of caster wheels 2, further referring to fig. 6, the base 3 comprises a second base 3-2, and the second base 3-2 is fixedly connected with a first base 3-1 located below the second base 3-2 through a connecting rod; the caster 2 is connected to the second base 3-2. The base 3 is fixedly connected with a handrail 4 and a mounting bracket 5, and the mounting bracket 5 penetrates through a through groove formed in the second base 3-2 and then is connected with the first base 3-1. Through setting up first base 3-1 and second base 3-2, reduced coring device's whole focus, improved the stability of device. Through setting up truckle 2 and handrail 4 and make things convenient for the staff to remove the device to suitable position, improved the removal flexibility of device.
A lifting guide rail 7 which is longitudinally arranged is fixedly connected to the mounting bracket 5, a lifting mounting base 12 is connected to the lifting guide rail 7 in a sliding manner through a sliding block, and a lifting driving assembly 6 for driving the lifting mounting base 12 to move along the lifting guide rail 7 is connected to the mounting bracket 5.
Referring further to fig. 5, in the present embodiment, the lifting driving assembly 6 includes a lifting screw 6-1 rotatably connected to the mounting bracket 5 and disposed longitudinally, and a nut screwed with the lifting screw 6-1 is fixedly connected to the lifting mounting base 12; the mounting bracket 5 is connected with a lifting motor 6-2 for driving the lifting screw 6-1 to rotate.
The lifting motor 6-2 can drive the lifting screw 6-1 to rotate, and further drives a nut screwed with the lifting screw 6-1 to move along the axial direction of the lifting screw 6-1, and the movement of the nut can drive the lifting mounting seat 12 to move along the lifting guide rail 7. The lifting installation seat 12 can be driven to automatically lift through the arrangement of the lifting guide rail 7 and the lifting driving assembly 6.
The drilling assembly 1 is rotatably connected to the lifting mounting base 12, and the upper end part of the drilling assembly 1 is connected with a passage rotary joint 11; the passage rotary joint 11 is a well-known part in the mechanical field, is a device for transferring media such as compressed air, hydraulic oil, water, lubricating grease and the like in a rotating state, and mainly structurally comprises a rotary mandrel and a fixed shell, wherein a medium inlet and a medium outlet which are communicated with each other are formed in the end face/peripheral wall of the rotary mandrel and the peripheral wall of the fixed shell. The connection mode can be selected according to the working condition, and the transmission medium inlet can freely select the side or the rear end to enter according to the working condition.
As shown in fig. 2 and 3, the drilling assembly 1 comprises hollow outer drill rods 1-4, and a drill bit 1-1 is connected to the outer end parts of the outer drill rods 1-4; an inner material cylinder 1-6 which is rotatably connected with the inner cavity of the outer drill rod 1-4 is arranged on the common axis of the inner cavity of the outer drill rod 1-4, and the outer peripheral wall of the inner material cylinder 1-6 is in clearance fit with the inner peripheral wall of the outer drill rod 1-4. In the embodiment, a bearing seat 1-7 is fixedly connected to the inner upper end of the outer drill rod 1-4, and the built-in charging barrel 1-6 is rotatably connected with the bearing seat 1-7 through a rolling bearing. In this embodiment, the drill bit 1-1 drills a concrete core with a diameter slightly smaller than the inner diameter of the internal barrel 1-6.
A plurality of groups of liquid passages 1-4-1 are arranged on the peripheral wall of the outer drill rod 1-4, and liquid inlets and liquid outlets of the liquid passages 1-4-1 are arranged on the inner wall of the outer drill rod 1-4; the outer end part of the rotating mandrel of the passage rotating joint 11 is integrally formed with a flange, the end part of the flange is connected with the inner end part of the outer drill rod 1-4, and the discharge hole of the end part of the flange of the passage rotating joint 11 is connected with the liquid inlet of the liquid passage 1-4-1. In this embodiment, the liquid inlet of the liquid passage 1-4-1 is located above the liquid outlet, and the liquid outlet is located above the drill bit 1-1. The medium inlet on the fixed shell of the passage rotary joint 11 is connected with a water source through a water pipe. The provision of the access swivel 11 avoids cross-over of the tubing caused during the drilling process.
When the coring device works, the outer drill rod 1-4 rotates and drives the drill bit 1-1 to rotate, and the drill bit 1-1 rotates to drill concrete; meanwhile, cold water at a water source is injected into a plurality of groups of liquid passages 1-4-1 of the outer drill rod 1-4 through the passage rotary joint 11, the cooling water sequentially flows through the passage rotary joint 11 and the liquid passages 1-4-1, then flows to a gap between the built-in charging barrel 1-6 and the outer drill rod 1-4 through a liquid outlet of the liquid passage 1-4-1, and then flows to the drill bit 1-1 to cool the drill bit 1-1. This embodiment makes the cooling water can be accurate flow direction drill bit 1-1 through setting up liquid passage 1-4-1, avoids utilizing a large amount of cooling water to carry out cooling to drill bit 1-1 through outside water pipe, has practiced thrift the water resource greatly, accords with environmental protection consciousness.
In order to clamp and position the core column in the coring process and prevent the core column from shaking to influence the normal operation of the work, as shown in figure 2, the outer end part of a built-in charging barrel 1-6 is connected with a clamp spring sleeve 1-2, and a clamp spring 1-3 is arranged in the inner cavity of the clamp spring sleeve 1-2; the clamp springs 1-3 can clamp the concrete core column, so that the core column is positioned, and the core column is prevented from shaking.
In order to facilitate the core column which finishes the core taking operation to take materials, as shown in fig. 2, a core taking press block 1-5 which is intermittently matched with the inner cavity of the built-in material cylinder 1-6 is arranged in the inner cavity of the built-in material cylinder 1-6, and further referring to fig. 4, a deflector rod 1-8 which is arranged in a strip hole formed in the built-in material cylinder 1-6 and the outer drill rod 1-4 in a penetrating way is fixedly connected with the edge of the core taking press block 1-5. After the coring operation is completed, the worker only needs to hold the driving lever 1-8 and push the coring press block 1-5, and then push the core column out of the built-in material cylinder 1-6, so that the operation process is simple and convenient.
The present embodiment further includes a rotation driving structure for driving the drilling assembly 1 to rotate, as shown in fig. 1, in the present embodiment, the rotation driving structure includes a drilling motor 8 fixedly connected to the lifting mount 12 through a connecting rod, and a transmission pair 10 for providing transmission connection between an output shaft of the drilling motor 8 and the outer drill rods 1-4 is connected between the two. The transmission pair 10 comprises a driving belt wheel in key connection with an output shaft of the drilling motor 8 and a driven belt wheel in key connection with the upper end part of the outer drill rods 1-4, and a transmission belt is in transmission connection between the driving belt wheel and the driven belt wheel. The rotary joint base 9 is fixed to the elevation mounting base 12, and the housing of the passage rotary joint 11 is connected to the rotary joint base 9.
The working principle is as follows:
the device is pushed to a proper position by manually pushing the handrail 4, when the device works, the drilling motor 8 drives the transmission pair 4 to run, and transmits the rotary power to the outer drill rods 1-4 through the transmission pair 4, so that the outer drill rods 1-4 rotate to drive the drill bits 1-1 to rotate, in the drilling process, the fixed shell of the passage rotary joint 11 is connected with a water source and is connected with a water pump, and in the drilling process of the drill bits 1-1, the water pump is used for supplying water to a plurality of groups of liquid passages 1-4-1 of the outer drill rods 1-4 to prevent the drill bits 1-1 from overheating; in the working process, the lifting motor 6-2 rotates to drive the lifting screw 6-1 to rotate, so that a nut screwed with the lifting screw 6-1 is driven to move along the axial direction of the lifting screw 6-1, the movement of the nut can drive the lifting mounting seat 12 to move along the lifting guide rail 7, and finally the purpose of adjusting the drilling depth of the drilling assembly 1 is achieved. After the drilling assembly 1 drills a concrete core column with a preset length, the shifting lever 1-8 is shifted to push the coring press block 1-5, and then the core column is pushed out of the built-in material cylinder 1-6, so that the operation process is simple and convenient.
Claims (7)
1. The utility model provides a concrete coring device that hydraulic engineering quality detected, characterized by: the lifting device comprises a base (3) fixedly connected with a plurality of groups of casters (2), a handrail (4) and a mounting bracket (5) are fixedly connected to the base (3), a lifting guide rail (7) longitudinally arranged is fixedly connected to the mounting bracket (5), a lifting mounting seat (12) is connected to the lifting guide rail (7) in a sliding manner through a sliding block, and a lifting driving assembly (6) for driving the lifting mounting seat (12) to move along the lifting guide rail (7) is connected to the mounting bracket (5); the drilling assembly (1) is rotatably connected to the lifting mounting seat (12), and the upper end part of the drilling assembly (1) is connected with a passage rotary joint (11); the drilling machine also comprises a rotary driving structure for driving the drilling assembly (1) to rotate;
the drilling assembly (1) comprises a hollow outer drill rod (1-4), and the outer end part of the outer drill rod (1-4) is connected with a drill bit (1-1); an inner charging barrel (1-6) which is rotationally connected with the inner cavity of the outer drill rod (1-4) is arranged on the common axis in the inner cavity of the outer drill rod; a plurality of groups of liquid passages (1-4-1) are arranged on the peripheral wall of the outer drill rod (1-4), and liquid inlets and liquid outlets of the liquid passages (1-4-1) are arranged on the inner wall of the outer drill rod (1-4); the flange end of the passage rotary joint (11) is connected with the inner end of the outer drill rod (1-4), and the discharge hole at the end of the passage rotary joint (11) is connected with the liquid inlet of the liquid passage (1-4-1).
2. The concrete coring device of hydraulic engineering quality detection as set forth in claim 1, characterized in that: the outer end part of the built-in charging barrel (1-6) is connected with a clamp spring sleeve (1-2), and a clamp spring (1-3) is arranged in the inner cavity of the clamp spring sleeve (1-2); a coring press block (1-5) which is intermittently matched with the built-in material cylinder (1-6) is arranged in the inner cavity of the built-in material cylinder, and a deflector rod (1-8) which is arranged in a strip hole arranged on the built-in material cylinder (1-6) and the outer drill rod (1-4) in a penetrating way is fixedly connected at the edge of the coring press block (1-5).
3. The concrete coring device of hydraulic engineering quality detection as set forth in claim 1, characterized in that: the lifting driving component (6) comprises a lifting screw rod (6-1) which is rotatably connected on the mounting bracket (5) and is longitudinally arranged, and a screw nut which is screwed with the lifting screw rod (6-1) is fixedly connected on the lifting mounting seat (12); the mounting bracket (5) is connected with a lifting motor (6-2) for driving a lifting screw rod (6-1) to rotate.
4. The concrete coring device of hydraulic engineering quality detection as set forth in claim 1, characterized in that: the rotary driving structure comprises a drilling motor (8) fixedly connected to the lifting mounting base (12) through a connecting rod, and a transmission pair (10) for providing transmission connection for an output shaft of the drilling motor (8) and the outer drill rods (1-4) is connected between the output shaft of the drilling motor and the outer drill rods.
5. The concrete coring device of hydraulic engineering quality detection as set forth in claim 1, characterized in that: a rotary joint seat (9) is fixedly connected to the lifting installation seat (12), and a shell of the access rotary joint (11) is connected with the rotary joint seat (9).
6. The concrete coring device of hydraulic engineering quality detection as set forth in claim 1, characterized in that: the upper end of the interior of the outer drill rod (1-4) is fixedly connected with a bearing seat (1-7), and the built-in charging barrel (1-6) is rotationally connected with the bearing seat (1-7) through a rolling bearing.
7. The concrete coring device of hydraulic engineering quality detection as set forth in claim 1, characterized in that: the base (3) comprises a second base (3-2) which is fixedly connected, and a first base (3-1) which is positioned below the second base (3-2) is fixedly connected on the second base (3-2) through a connecting rod; the mounting bracket (5) penetrates through a through groove formed in the second base (3-2) and then is connected with the first base (3-1); the caster (2) is connected with the second base (3-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008444.7U CN212254677U (en) | 2020-06-04 | 2020-06-04 | Concrete coring device that hydraulic engineering quality detected |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008444.7U CN212254677U (en) | 2020-06-04 | 2020-06-04 | Concrete coring device that hydraulic engineering quality detected |
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| CN212254677U true CN212254677U (en) | 2020-12-29 |
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| CN202021008444.7U Active CN212254677U (en) | 2020-06-04 | 2020-06-04 | Concrete coring device that hydraulic engineering quality detected |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113640042A (en) * | 2021-07-22 | 2021-11-12 | 湖南科技大学 | But remote control's concrete drilling coring device |
| CN113882812A (en) * | 2021-08-23 | 2022-01-04 | 重庆宏工工程机械股份有限公司 | Intelligent small-sized vertical shaft drilling machine and drilling method in narrow space |
| CN116046452A (en) * | 2023-03-07 | 2023-05-02 | 烟台市建设工程质量和安全监督站 | Concrete drilling coring equipment for quality supervision of constructional engineering |
-
2020
- 2020-06-04 CN CN202021008444.7U patent/CN212254677U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113640042A (en) * | 2021-07-22 | 2021-11-12 | 湖南科技大学 | But remote control's concrete drilling coring device |
| CN113640042B (en) * | 2021-07-22 | 2023-08-04 | 湖南科技大学 | Remotely controllable concrete drilling coring device |
| CN113882812A (en) * | 2021-08-23 | 2022-01-04 | 重庆宏工工程机械股份有限公司 | Intelligent small-sized vertical shaft drilling machine and drilling method in narrow space |
| CN113882812B (en) * | 2021-08-23 | 2023-12-12 | 重庆宏工工程机械股份有限公司 | Intelligent small vertical shaft drilling machine in narrow space and drilling method |
| CN116046452A (en) * | 2023-03-07 | 2023-05-02 | 烟台市建设工程质量和安全监督站 | Concrete drilling coring equipment for quality supervision of constructional engineering |
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