CN210509092U - A core machine is got in drilling for road surface quality testing - Google Patents
A core machine is got in drilling for road surface quality testing Download PDFInfo
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- CN210509092U CN210509092U CN201921484984.XU CN201921484984U CN210509092U CN 210509092 U CN210509092 U CN 210509092U CN 201921484984 U CN201921484984 U CN 201921484984U CN 210509092 U CN210509092 U CN 210509092U
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Abstract
The utility model discloses a core machine is got in drilling for road surface quality detects, including boring the body, setting up the body that goes up and down on boring the body and set up the drill bit in the body below that goes up and down, the drill bit is including setting up slider in the drill bit, setting connecting rod, the setting of slider below clear away the hole and set up at the drill bit on the surface and follow the handle of clearing away the hole and outwards extending at the slider. The drill bit is characterized in that a sliding groove is formed in the inner wall of the drill bit, the shape of the cross section of the sliding block is consistent with that of the drill bit, and the sliding block is connected in the sliding groove in a sliding mode. The utility model has the advantages of conveniently take off the core appearance, also guaranteed the integrality of core appearance when the protection drill bit is not impaired, it is easy and simple to handle.
Description
Technical Field
The utility model belongs to the technical field of the road maintenance technique and specifically relates to a core machine is got in drilling for road surface quality detects is related to.
Background
The core drilling machine mainly has two purposes, namely horizontal drilling, is suitable for spike installation, road pile installation, bridge drilling operation procedures, integrated house pile foundation drilling and the like, and is widely applied to units such as traffic engineering companies, medium iron groups, integrated house companies and the like; secondly, coring, being suitable for road surface coring for experiment, being widely applied to various detection centers.
In the prior art, when a core drill is used for coring, in order to ensure the structural strength of the core drill, the core drill is generally integrally formed in a forging mode. In the core-taking stage of such a core bit, since the diameter of the core sample is the same as the diameter of the inner wall of the core bit, the core sample is easily stuck in the bit and is difficult to remove. Typically, workers use a small hammer to strike the outer wall of the coring bit to remove the core sample from the bit. The core sample knocking mode can easily damage the core sample in the process of separating from the drill bit to obtain an incomplete core sample, the pavement detection cannot be normally carried out, and the core bit can be damaged by knocking the core bit.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a core machine is got in drilling for road surface quality detects has the advantage of conveniently taking off the core appearance, has also guaranteed the integrality of core appearance when the protection drill bit is not impaired, and is easy and simple to handle.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a core drilling and taking machine for detecting the quality of a pavement comprises a drill body, a lifting body arranged on the drill body and a drill bit arranged below the lifting body;
the drill bit comprises a sliding block arranged in the drill bit, a connecting rod arranged below the sliding block, a clearing hole arranged on the surface of the drill bit and a handle arranged on the sliding block and extending outwards from the clearing hole.
Through adopting above-mentioned technical scheme, coring drill bit coring is accomplished the back, and the handle drives along the direction of cleaing away the hole and sets up the slider lapse in the drill bit inside, and the connecting rod that the slider below set up will block up the core appearance taking out in the drill bit inside, has replaced the mode of knocking the drill bit with the sledgehammer, and this kind of method core appearance can be complete takes out.
The utility model discloses further set up to: the drill bit is characterized in that a sliding groove is formed in the inner wall of the drill bit, the cross section of the sliding block is consistent with that of the inner wall of the drill bit, and the sliding block is connected in the sliding groove in a sliding mode.
Through adopting above-mentioned technical scheme, the drill bit rotates the in-process, and the slider can rotate along with the drill bit, and the spout that the drill bit inner wall set up blocks the slider in the spout, makes more firm that slider and drill bit are connected.
The utility model discloses further set up to: the sliding grooves are at least two.
Through adopting above-mentioned technical scheme, the spout sets up to at least two, and the number that the spout set up is many, and the slider card is more stable.
The utility model discloses further set up to: the handle is hinged to one side of the sliding block, and the length of the handle is smaller than that of the clearing hole.
Through adopting above-mentioned technical scheme, the handle articulates in slider one side, and the handle rotates when using to the angle perpendicular with the drill bit, rotates when not using to the position parallel with the drill bit, and the length of handle is less than the length of cleaing away the hole, guarantees that the handle can rotate to in the cleaing away the hole, and the butt of handle lower extreme is in the cleaing away the hole, gives a holding power for the slider, guarantees that the drill bit is at the pivoted in-process, and the slider can not slide along the spout.
The utility model discloses further set up to: the handle sets up to the arc, and coaxial with the drill bit, but the handle hinged mounting is in the scavenge hole.
The utility model discloses further set up to: the handle upper surface both sides are connected with the stationary blade, be provided with the screw hole on the lateral wall of drill bit, be provided with the knob in the screw hole.
Through adopting above-mentioned technical scheme, the drill bit is at the rotation in-process, articulates and can outwards throw away at the handle under the effect of centrifugal force, is connected with stationary blade butt on the drill bit lateral wall in the upper surface both sides of handle, and all sets up threaded hole with the position of drill bit lateral wall coincidence mutually, and the screw hole is provided with the knob, and setting up of knob makes stationary blade and drill bit lateral wall be connected, makes also comparatively firm that handle and drill bit are connected simultaneously.
The utility model discloses further set up to: one end of the knob is detachably connected to the drill bit through a connecting rope.
Through adopting above-mentioned technical scheme, at the in-process that uses the drill bit, the knob can be dismantled from the screw hole and take out, and the knob that takes off connects on the drill bit through connecting the rope, prevents to twist the knob that gets off and drops and lose.
The utility model discloses further set up to: the drill body comprises a base and a pair of parallel supporting rods arranged on the base, the two ends of the lifting body penetrate through the supporting rods and are connected to the outer rings of the supporting rods, a through hole is formed in the lifting body, a threaded rod is arranged in the through hole in a penetrating mode and is in threaded connection with the threaded rod, and a hand wheel is arranged at the upper end of the threaded rod.
Through adopting above-mentioned technical scheme, control the reciprocating of the body of going up and down through revolving to twist the hand wheel to come the reciprocating of the drill bit of control connection on the body of going up and down, the hand wheel controllability is good, at rotatory in-process, avoids screwing the knob near the subaerial in, damages the knob.
To sum up, the utility model discloses a beneficial technological effect does:
1. the core sample taking device has the advantages that the core sample is convenient to take down, the drill bit is protected from being damaged, meanwhile, the integrity of the core sample is guaranteed, the handle is only required to be pulled downwards along the clearing hole, the handle drives the sliding block to slide downwards, the connecting rod below the sliding block takes out the core sample, and the core sample taking device is simple in structure and convenient to operate;
2. during the rotation process of the drill bit, the sliding block can slide downwards under the action of self gravity, the handle can be arranged in the cleaning hole in a hinged mode, the handle plays a role in supporting the sliding block, and the sliding block is prevented from sliding downwards;
3. the drill bit is at rotatory in-process, and the handle can outwards throw away because of the effect of centrifugal force, sets up the lateral wall that is connected at the stationary blade of handle upper surface and drill bit to through knob fixed connection, make the more firm of being connected between the two.
Drawings
Fig. 1 is a schematic structural diagram of the core drilling machine of the present invention.
Fig. 2 is a cross-sectional view of the drill of the present invention.
Fig. 3 is a schematic structural diagram of the drill bit of the present invention.
In the figure, 1, a drill body; 11. a base; 111. a support bar; 12. a threaded rod; 13. a hand wheel; 2. a lifting body; 3. a drill bit; 31. a slider; 32. clearing the hole; 33. a handle; 331. a connecting rod; 332. a fixing sheet; 34. a chute; 35. a knob.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a core machine is got in drilling for road surface quality testing, including boring body 1, the body 2 and drill bit 3 that goes up and down. The drill body 1 comprises a base 11, a pair of parallel support rods 111 is fixedly connected to the base 11, through holes are formed in two ends of the lifting body 2, and the pair of parallel support rods 111 penetrate through the through holes. The middle of the lifting body 2 is provided with a through hole, and the threaded rod 12 is arranged in the through hole and is in threaded connection with the lifting body 2. The driving device is a hand wheel 13, and the hand wheel 13 is arranged at the upper end of the threaded rod 12 and is fixedly connected with the threaded rod 12. The hand wheel 13 is rotated to drive the threaded rod 12 to rotate, and the lifting body 2 moves up and down along the threaded rod 12. The driving device is set as a hand wheel 13, and the lifting of the lifting body 2 can be realized only by ensuring that the hands rotate at the same height. The drill bit 3 sets up the lower extreme at the body 2 that goes up and down, and the upper end of drill bit 3 is provided with the motor, and motor drive drill bit 3 rotates, guarantees that the body 2 that goes up and down at the in-process that falls, and drill bit 3 can insert the ground coring sample.
Referring to fig. 2 and 3, at least two sliding grooves 34 are formed in the inner wall of the drill bit 3, in the embodiment, the two sliding grooves 34 are provided, the connecting line of the two sliding grooves 34 passes through the axis of the drill bit 3, the sliding blocks 31 are arranged in the sliding grooves 34, and the number of the sliding blocks 31 is two. The shape of the sliding block 31 is the same as that of the inner wall of the drill bit 3, so that the sliding block 31 is conveniently connected in the sliding groove 34 in a sliding mode. The lower surface of the sliding block 31 is fixedly connected with a connecting rod 331, when the sliding block 31 slides along the sliding groove 34, the connecting rod 331 is driven to slide, a pressing plate is fixedly connected to the lower portion of the connecting rod 331, and the pressing plate contacts with a core sample to take down the core sample.
The lateral wall of the drill bit 3 is provided with a clearing hole 32, the clearing hole 32 is arranged into a strip-shaped opening, the lower end of the clearing hole 32 cannot penetrate into the ground, the upper end of the sliding block 31 penetrates through the clearing hole 32 to extend outwards to form a handle 33, the handle 33 is hinged on the lateral wall of the sliding block 31, and the sliding block 31 can rotate for 90 degrees. The handle 33 is provided as an arc-shaped plate and is coaxial with the drill bit 3. The length of the handle 33 is equal to or slightly less than the length of the clearance hole 32, and the handle 33 can be placed in the clearance hole 32 when the handle 33 is rotated to the vertical direction. The handle 33 and the cleaning hole 32 have a gap at both sides, the handle 33 can be taken out from the gap at both sides and can slide up and down along the cleaning hole 32, when the handle 33 and the slider 31 slide to the lower end of the cleaning hole 32, the core sample in the drill 3 is taken out by the pressing plate connected to the lower surface of the slider 31.
Referring to fig. 3, when the drill bit 3 drills to the ground, the handle 33 hinged to the slider 31 is thrown outward by centrifugal force, which affects the normal use of the drill bit 3. The position fixedly connected with stationary blade 332 that leans on the lower extreme is leaned on in the upper surface both sides of handle 33, stationary blade 332 both ends butt is on the lateral wall of drill bit 3, set up threaded hole on the stationary blade 332, the screw hole is seted up in the place with 3 outer wall coincidence of drill bit, and set up the screw hole with it complex on the 3 lateral walls of drill bit with the screw hole coincidence, the knob 35 is worn to be equipped with in the screw hole on stationary blade 332 and the 3 lateral walls of drill bit, the butterfly knob that conveniently twists is set to knob 35, the butterfly knob can not insert subaerial, can not influence the coring of drill bit 3, also fix the lateral wall at drill bit 3 with handle 33 simultaneously, can outwards throw away along with.
Drill bit 3 is extracting behind the ground, slider 31 downstream is to be driven to handle 33, need take knob 35 from the screw hole this moment and take off, knob 35 taken off may place at will, lead to knob 35 to lose, be provided with first pull ring with the top of knob 35, upper portion at 3 lateral walls of drill bit is provided with the second pull ring, be provided with between first pull ring and the second pull ring and connect the rope, it sets up to the soft rope of telescopic to connect the rope, knob 35 revolves the back off, be connected with drill bit 3 through connecting the rope, conveniently take.
The implementation principle of the embodiment is as follows: before coring, the handle 33 is turned into the clearance hole 32 and the knob 35 is tightened. The starting motor makes the drill bit 3 rotate, and the hand wheel 13 is rotated to make the lifting body 2 move downwards, so as to drive the drill bit 3 to move downwards, thereby realizing the coring process. After coring, the hand wheel 13 is rotated to move the lifting body 2 upwards, after the drill bit 3 is completely taken out, the knob 35 is unscrewed, the handle 33 is rotated to the direction perpendicular to the drill bit 3, the sliding block 31 is pulled downwards, the abutting rod 331 contacts with the core sample, and the core sample is taken out.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a core machine is got in drilling for road surface quality testing which characterized in that:
comprises a drill body (1), a lifting body (2) arranged on the drill body (1) and a drill bit (3) arranged below the lifting body (2);
the drill bit (3) comprises a sliding block (31) arranged in the drill bit (3), a connecting rod (331) arranged below the sliding block (31), a clearing hole (32) arranged on the surface of the drill bit (3) and a handle (33) arranged on the sliding block (31) and extending outwards from the clearing hole (32).
2. A core drilling machine for pavement quality detection according to claim 1, characterized in that: the drill bit is characterized in that a sliding groove (34) is formed in the inner wall of the drill bit (3), the cross section of the sliding block (31) is consistent with that of the inner wall of the drill bit (3), and the sliding block (31) is connected into the sliding groove (34) in a sliding mode.
3. A core drilling machine for pavement quality detection according to claim 2, characterized in that: the sliding grooves (34) are at least two.
4. A core drilling machine for pavement quality detection according to claim 1, characterized in that: the handle (33) is hinged to one side of the sliding block (31), and the length of the handle (33) is smaller than that of the clearing hole (32).
5. A core drilling machine for pavement quality detection according to claim 1, characterized in that: the handle (33) is arranged to be an arc-shaped plate and coaxial with the drill bit (3), and the handle (33) can be hinged and installed in the clearing hole (32).
6. A core drilling machine for pavement quality detection according to claim 5, characterized in that: both sides of the upper surface of the handle (33) are connected with fixing plates (332), threaded holes are formed in the outer side wall of the drill bit (3), and knobs (35) are arranged in the threaded holes.
7. The core drilling machine for pavement quality detection according to claim 6, characterized in that: one end of the knob (35) is detachably connected to the drill bit (3) through a connecting rope.
8. A core drilling machine for pavement quality detection according to claim 1, characterized in that: the drill body (1) comprises a base (11) and a pair of parallel supporting rods (111) arranged on the base (11), the two ends of the lifting body (2) penetrate through the supporting rods (111) and are connected to the outer rings of the supporting rods (111), a through hole is formed in the lifting body (2), a threaded rod (12) is arranged in the through hole in a penetrating mode and is in threaded connection with the threaded rod (12), and a hand wheel (13) is arranged at the upper end of the threaded rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484984.XU CN210509092U (en) | 2019-09-06 | 2019-09-06 | A core machine is got in drilling for road surface quality testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484984.XU CN210509092U (en) | 2019-09-06 | 2019-09-06 | A core machine is got in drilling for road surface quality testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210509092U true CN210509092U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921484984.XU Active CN210509092U (en) | 2019-09-06 | 2019-09-06 | A core machine is got in drilling for road surface quality testing |
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| Country | Link |
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| CN (1) | CN210509092U (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 |
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2019
- 2019-09-06 CN CN201921484984.XU patent/CN210509092U/en active Active
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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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 054000 No. 500-1, Quanbei West Street, Xindu District, Xingtai City, Hebei Province Patentee after: Zhongjihua Engineering Management Group Co.,Ltd. Address before: 054000 no.500-1, Quanbei West Street, Qiaoxi District, Xingtai City, Hebei Province Patentee before: Hebei zhongjihua Engineering Project Management Co.,Ltd. |