CN111198112A - Sampling drill bit taking-out device for concrete drilling and core-drilling machine - Google Patents
Sampling drill bit taking-out device for concrete drilling and core-drilling machine Download PDFInfo
- Publication number
- CN111198112A CN111198112A CN202010176879.0A CN202010176879A CN111198112A CN 111198112 A CN111198112 A CN 111198112A CN 202010176879 A CN202010176879 A CN 202010176879A CN 111198112 A CN111198112 A CN 111198112A
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- China
- Prior art keywords
- limiting plate
- drill bit
- drilling machine
- machine according
- thick bamboo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Abstract
The invention relates to a sampling drill bit taking-out device for a concrete drilling core-taking machine, which comprises a limiting plate and a barrel taking rod in threaded connection with the limiting plate, wherein the limiting plate is sleeved on a part of the barrel taking barrel, which extends out of a pavement block, a plurality of supporting rods are arranged on the limiting plate in a circumferential arrangement mode around the axis of the limiting plate, the lower end of the barrel taking rod is connected with the part of the sampling drill bit, which extends out of the ground, the lower end of the barrel taking rod is in threaded connection with a connecting part of the sampling drill bit, and the threaded connection direction of the barrel taking rod and the sampling drill bit is opposite to the threaded direction of the barrel taking rod and the limiting plate. The invention has the effect of bringing convenience for workers to take the bent sampling drill out of the road surface.
Description
Technical Field
The invention relates to the technical field of auxiliary devices of pavement detection equipment, in particular to a sampling drill bit taking-out device for a concrete drilling and core-drilling machine.
Background
The core drilling machine mainly has two purposes, namely horizontal drilling, and is suitable for spike installation, road pile installation, bridge drilling operation procedures, integrated building pile foundation drilling and the like; secondly, coring, being suitable for road surface coring for experiment, being widely applied to various detection centers. The main structure of the concrete core drilling machine is a two-upright-column vertical structure, and is mainly composed of a gasoline engine, a gearbox, a main shaft, a drill bit, an upright column, a base lifting structure, a cooling water feeding pump, a travelling mechanism and the like, wherein the drilling direction is vertical downwards, and a spiral feeding mode is adopted.
In the prior art, a road surface drilling core-drilling machine disclosed in Chinese patent with an authorization publication number of CN209533860U comprises a base; the mounting frame is arranged on the base and is spaced from the base; the movable frame is movably erected on the mounting frame; the movable assembly is arranged on the movable frame; the support frame is connected with the movable frame, and the movable assembly penetrates through the support frame; the engine is arranged on the support frame; the coring bit is connected with the support frame through a rotating shaft, the rotating shaft is connected with the engine, and the coring bit is formed into a hollow column shape so as to drill a hole on a road surface; the water inlet groove is arranged above the coring bit and is connected with the coring bit; the clamping piece is arranged on the mounting frame, and the clamping end of the clamping piece is used for clamping the coring bit.
If again like the chinese patent of grant publication No. CN206248363U discloses a core machine is got in road surface drilling, including unable adjustment base, elevator motor, drilling motor and drill bit, the last stand that is provided with of unable adjustment base, elevator motor sets up in the slide rail on the stand, drilling motor passes through support and elevator motor fixed connection, and the drill bit is fixed at the lower extreme of drilling motor, still includes controller, balanced base and connecting rod, and elevator motor is last to be provided with a converter, and a converter and controller all set up the top at elevator motor. The structure of the balance base is the same as that of the fixed base, the support of another lifting motor on the stand column of the balance base is fixedly connected with the right end pin shaft of the drilling motor, one end of the connecting rod is hinged with the fixed base, and the other end of the connecting rod is fixedly connected with the pin shaft of the balance base.
Also, as disclosed in chinese patent No. CN207315272U, the core drilling machine for road surface includes a base and a pillar disposed on the base, wherein a core drilling device is disposed on the pillar, moving boxes with downward openings are disposed on both sides of one end of the base and in the middle of the other end of the base, casters are disposed in the moving boxes, and threaded rods penetrating through the top walls of the moving boxes are disposed on the casters; the four side plates of the movable box are internally provided with cavities which are communicated with each other and have downward openings, the outer side wall of the movable box is provided with air suction holes communicated with the cavities, the air suction holes are connected with air suction pipes, and the air suction pipes are connected with an air suction device.
The main sampling mechanism in the prior art is a coring bit, the coring bit is generally connected with an output shaft of an engine in a threaded connection mode, and when the coring bit is used, the coring bit is driven to rotate downwards by the engine; however, in practical use, because the worker cannot judge whether the sampled area contains objects such as stones or steel bars, the lower end of the sampling drill bit is bent due to collision with unknown hard objects when the sampling drill bit is screwed downwards, and after the sampling drill bit is bent due to uncertain factors, the sampling drill bit cannot be screwed in continuously or pulled out, so that the worker needs to saw off the part of the sampling drill bit exposed outside the road surface, and then replace a new position and the new sampling drill bit for sampling, and the sawn sampling drill bit is still remained in the road surface, which easily affects the integrity of the road surface, so that a device convenient for the worker to take out the sampling drill bit is required to be developed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a sampling drill bit taking-out device for a concrete drilling and core-taking machine, which is convenient for a worker to take out a bent sampling drill bit from a road surface.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a sample drill bit remove device for core machine is got in concrete drilling, including the limiting plate and with limiting plate threaded connection get a section of thick bamboo pole, the limiting plate cover is established on getting the part that a material section of thick bamboo stretched out the pavement piece, be provided with the bracing piece that a plurality of ring limiting plate axis circumference was arranged and is set up on the limiting plate, the lower extreme of getting a section of thick bamboo pole is connected with the part that the sample drill bit stretched out ground, get the lower extreme of a section of thick bamboo pole and the connecting portion threaded connection of sample drill bit, get the threaded connection direction of a section of thick bamboo pole and sample drill bit and get the opposite setting of screw thread direction of a.
Through adopting above-mentioned technical scheme, when the sample drill bit card was in the road surface piece, at first the lower extreme that will get the section of thick bamboo pole stretches out the part outside the ground with the sample drill bit and is together fixed, then rotate the limiting plate so that the limiting plate can move down along getting the length direction of section of thick bamboo pole, prop the road surface piece until each bracing piece, then begin the rotation and get the section of thick bamboo pole so that get the section of thick bamboo pole and can move up along getting the length direction of section of thick bamboo pole, because the threaded connection direction of getting section of thick bamboo pole and sample drill bit sets up with the screw thread opposite direction who gets section of thick bamboo pole and limiting plate, consequently, getting the rotatory in-process that upwards removes of section of thick bamboo pole, it can not take place to become flexible between section of thick bamboo pole and the sample drill bit to make the sample drill.
The present invention in a preferred example may be further configured to: the number of the support rods is at least 3, and the support rods are arranged around the axis of the limiting plate in a circumferential and equidistant mode.
Through adopting above-mentioned technical scheme, the triangle-shaped structure is more stable, sets up the bracing piece into 3 and can form the triangle-shaped structure, effectively ensures the stability when this remove device uses.
The present invention in a preferred example may be further configured to: the upper end of each support rod is rotatably connected with a limiting plate, and the axis of the rotating shaft of each support rod is perpendicular to the axis of the limiting plate.
Through adopting above-mentioned technical scheme, rotate the upper end through with the bracing piece and be connected the effect that can play the actual work height position of adjustment limiting plate with the limiting plate to make this take out until the sample drill bit that can adapt to different insertion depth uses.
The present invention in a preferred example may be further configured to: and the lower end of each support rod is provided with a pressure foot, and each pressure foot extends towards the direction far away from the axis of the limiting plate.
Through adopting above-mentioned technical scheme, after putting up the bracing piece, the staff can be through trampling the presser foot in order to increase the joint strength between bracing piece and the road surface piece to make the bracing piece of being connected with the limiting plate rotation difficult direct outwards struts when using.
The present invention in a preferred example may be further configured to: each presser foot is rotatably connected with the support rod.
Through adopting above-mentioned technical scheme, through being connected presser foot and bracing piece rotation for the bracing piece is when strutting different angles, and the lower surface of presser foot still can keep contacting with ground stability.
The present invention in a preferred example may be further configured to: the lower surface of each presser foot all is provided with anti-skidding line.
Through adopting above-mentioned technical scheme, can increase the frictional force between presser foot and the ground through the antiskid line for the contact between presser foot and the ground is more stable.
The present invention in a preferred example may be further configured to: each bracing piece all includes the interior pole of being connected with the limiting plate and overlaps the outer tube of establishing in interior pole lower extreme, be provided with a plurality of gear holes that set up along interior pole length direction on the interior pole, peg graft on the outer tube and have with gear hole complex locating pin.
Through adopting above-mentioned technical scheme, through the cooperation between interior pole and the outer tube to utilize gear hole and locating pin to fix a position, make each spinal branch vaulting pole can need carry out length adjustment more, and the bracing piece of being convenient for is accomodate when need not using.
The present invention in a preferred example may be further configured to: and a rotating handle is arranged at the upper end of the cylinder taking rod.
Through adopting above-mentioned technical scheme, utilize twist grip to be convenient for the staff to rotate and get a section of thick bamboo pole.
The present invention in a preferred example may be further configured to: the upper end of the cylinder taking rod is provided with a column head in a regular polygon shape, and the rotary handle is provided with a clamping groove in the same shape and size as the column head.
Through adopting above-mentioned technical scheme, can realize getting the dismantled joint relation between section of thick bamboo pole and the twist grip through the cooperation between draw-in groove and the column cap, the twist grip of being convenient for takes off the save.
In summary, the invention includes at least one of the following beneficial technical effects:
the sampling drill bit clamped in the road surface can be taken out in a rotating mode, and the sampling drill bit does not need to be sawed off, so that the sampling drill bit is convenient to use and recycle;
the structure is simple, the production is convenient, the detection unit can manufacture the detection device by itself, the cost is low, and the popularization is facilitated;
the embodiment is small, and the carrying and the storage are convenient.
Drawings
FIG. 1 is a schematic structural diagram of the first embodiment;
FIG. 2 is a schematic structural diagram of the second embodiment;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;
FIG. 4 is a schematic structural diagram of the third embodiment;
fig. 5 is a schematic structural view of the three presser feet of the present embodiment;
fig. 6 is a schematic view of the optimized structure of the rotating handle of the embodiment.
Reference numerals: 1. a sampling drill bit; 2. taking a cylinder rod; 21. connecting the column head; 3. a limiting plate; 4. a support bar; 41. an inner rod; 411. a gear hole; 42. an outer tube; 421. positioning pins; 43. a presser foot; 5. rotating the handle; 51. a clamping groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the sampling drill bit 1 taking device for the concrete core drilling machine disclosed by the invention comprises a cylinder taking rod 2, a limiting plate 3 and a plurality of supporting rods 4, wherein the cylinder taking rod 2 is arranged in a circular ring shape, an inner hole of the limiting plate is in threaded connection with the cylinder taking rod 2, so that the cylinder taking rod 2 can be lifted up and down in a rotating mode, the axes of the limiting plates 3 are arranged in a circumferential direction at equal intervals, and the upper ends of the supporting rods are connected with the limiting plate 3; wherein, the upper end of the cylinder taking rod 2 is provided with a rotating handle 5 which is convenient for the working personnel to rotate the cylinder taking rod 2.
Wherein, get the threaded connection direction of section of thick bamboo pole 2 and sample drill bit and get section of thick bamboo pole 2 and limiting plate 3's opposite direction setting of screw thread.
Wherein, 3 are no less than to the quantity that sets up of bracing piece 4, and the upper end of each bracing piece 4 all rotates with limiting plate 3 to be connected, and the rotation direction of each bracing piece 4 and the axis coincidence setting of spacing ring.
Example two:
referring to fig. 2 and 3, in the second embodiment, compared with the first embodiment, each support rod 4 is in a telescopic rod shape; specifically, each support rod 4 comprises an inner rod 41 with an upper end connected with the limiting plate 3 and an outer tube 42 sleeved on the lower end of the inner rod 41, wherein a plurality of gear holes 411 arranged along the length direction of the inner rod 41 are formed in each inner rod 41, and a positioning pin 421 matched with the gear holes 411 is inserted into each outer tube 42.
When the actual length of the supporting rod 4 needs to be accommodated or adjusted according to the clamping depth of the sampling drill bit 1, the positioning pin 421 is firstly pulled out of the supporting rod 4, then the outer cylinder is pushed to a specified position, and finally the positioning pin 421 is inserted into the supporting rod 4 again and is matched with the corresponding gear hole 411.
Example three:
as shown in fig. 4 and 5, compared with the second embodiment, in the third embodiment, the lower ends of the support rods 4 are rotatably connected to the presser feet 43 at the positions away from the axis of the support rod 4, and the lower surfaces of the presser feet 43 are provided with anti-skid lines.
When the lower extreme with each bracing piece 4 and road surface butt, the staff can step on two of them presser feet 43 with two feet respectively, thereby reach the effect of restricting these two presser feet 43 and the firm contact of ground, when staff's upward rotation got section of thick bamboo pole 2, limiting plate 3 can receive the reaction force and have the trend of downward movement, limiting plate 3 if move down, can make each bracing piece 4 outwards strut, consequently, step on presser foot 43 through the staff foot and prevent bracing piece 4 outwards strut, thereby make limiting plate 3 can not because of the effect of reaction force move down, ensure this safe handling who gets the section of thick bamboo device.
The top view of each presser foot 43 is in a U shape, the lower end of each support rod 4 is inserted with a rotation shaft connected with and perpendicular to the axis of the support rod 4, and the two ends of each presser foot 43 are respectively connected with the part of the rotation shaft penetrating through the support rod 4.
As shown in fig. 6, the upper end of the tube taking rod 2 is provided with a connecting column head 21 in a regular hexagonal cylindrical shape, the rotating handle 5 is provided with a clamping groove 51 in the same size as the column head, and when the rotating handle 5 needs to be used, the connecting column head 21 only needs to be inserted into the clamping groove 51.
The working principle is as follows:
before use, firstly, the lower end of a cylinder taking rod 2 is in threaded connection with a threaded connector arranged at the upper end of a sampling drill bit 1, then a limiting plate 3 is sleeved on the upper end of the cylinder taking rod 2, the limiting plate 3 is rotated downwards until each supporting rod 4 arranged on the limiting plate 3 is close to the ground, then a worker adjusts the angle of the supporting rod 4 according to the use habit of the worker and continues to rotate the limiting plate 3 downwards until each supporting rod 4 is stably connected with the ground, and then a presser foot 43 arranged at the lower end of each supporting rod 4 is rotated downwards to enable each supporting rod 4 to be stably contacted with a pavement block; during operation, two arbitrary presser feet 43 are stepped on respectively by the staff with two feet, then establish the upper end card of twist grip 5 and getting section of thick bamboo pole 2 together, rotate the twist grip 5 at last and get section of thick bamboo pole 2 and can the rebound for a moment, at this in-process, get section of thick bamboo pole 2 and can drive the section of thick bamboo pole 2 rebound of getting of card income road surface piece to reach the effect of getting rid of sample drill bit 1.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides a sample drill bit remove device that is used for concrete drilling to get core machine which characterized in that: including limiting plate (3) and with limiting plate (3) threaded connection get section of thick bamboo pole (2), limiting plate (3) are the ring form setting, be provided with bracing piece (4) that a plurality of ring limiting plate (3) axis circumference arranged the setting on limiting plate (3), the lower extreme of getting section of thick bamboo pole (2) is connected with the part that the sample drill bit stretches out ground, get the lower extreme of section of thick bamboo pole (2) and the connecting portion threaded connection of sample drill bit, get the threaded connection direction of section of thick bamboo pole (2) and sample drill bit and get the opposite setting of thread direction of section of thick bamboo pole (2) and limiting plate (3).
2. A sampling bit extraction device for a concrete core drilling machine according to claim 1, characterized in that: the number of the support rods (4) is at least 3, and the support rods (4) are arranged around the axis of the limiting plate (3) in the circumferential direction at equal intervals.
3. A sampling bit extraction device for a concrete core drilling machine according to claim 1, characterized in that: the upper ends of the support rods (4) are rotatably connected with the limiting plates (3), and the axes of the rotating shafts of the support rods (4) are perpendicular to the axes of the limiting plates (3).
4. A sampling bit extraction device for a concrete core drilling machine according to claim 1, characterized in that: the lower end of each supporting rod (4) is provided with a pressure foot (43), and each pressure foot (43) extends towards the direction far away from the axis of the limiting plate (3).
5. A sampling bit extraction device for a concrete core drilling machine according to claim 4, characterized in that: each presser foot (43) is rotatably connected with the support rod (4).
6. A sampling bit extraction device for a concrete core drilling machine according to claim 4, characterized in that: the lower surface of each presser foot (43) is provided with anti-skid lines.
7. A sampling bit extraction device for a concrete core drilling machine according to claim 1, characterized in that: each bracing piece (4) all include interior pole (41) be connected with limiting plate (3) and establish outer tube (42) of establishing interior pole (41) lower extreme, be provided with a plurality of shelves hole (411) that set up along interior pole (41) length direction on interior pole (41), it has with shelves hole (411) complex locating pin (421) to peg graft on outer tube (42).
8. A sampling bit extraction device for a concrete core drilling machine according to claim 1, characterized in that: the upper end of the cylinder taking rod (2) is provided with a rotating handle (5).
9. A sampling bit extraction device for a concrete core drilling machine according to claim 8, characterized in that: the upper end of the cylinder taking rod (2) is provided with a column head in a regular polygon shape, and the rotating handle (5) is provided with a clamping groove (51) with the same shape and size as the column head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010176879.0A CN111198112A (en) | 2020-03-13 | 2020-03-13 | Sampling drill bit taking-out device for concrete drilling and core-drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010176879.0A CN111198112A (en) | 2020-03-13 | 2020-03-13 | Sampling drill bit taking-out device for concrete drilling and core-drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111198112A true CN111198112A (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010176879.0A Pending CN111198112A (en) | 2020-03-13 | 2020-03-13 | Sampling drill bit taking-out device for concrete drilling and core-drilling machine |
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| CN (1) | CN111198112A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281096A (en) * | 2021-07-02 | 2021-08-20 | 浙江安防职业技术学院 | Drilling and coring equipment for traffic pavement quality detection |
-
2020
- 2020-03-13 CN CN202010176879.0A patent/CN111198112A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281096A (en) * | 2021-07-02 | 2021-08-20 | 浙江安防职业技术学院 | Drilling and coring equipment for traffic pavement quality detection |
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