CN211292060U - Core sampler is bored on road surface - Google Patents

Core sampler is bored on road surface Download PDF

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Publication number
CN211292060U
CN211292060U CN201921804418.2U CN201921804418U CN211292060U CN 211292060 U CN211292060 U CN 211292060U CN 201921804418 U CN201921804418 U CN 201921804418U CN 211292060 U CN211292060 U CN 211292060U
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China
Prior art keywords
base
core
chassis
hole
baffle
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CN201921804418.2U
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Chinese (zh)
Inventor
程滢颍
刘杰
寇新阳
肖燕
余芳
李肖
刘华
王志强
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Sichuan Jitong Engineering Testing Co ltd
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Sichuan Jitong Engineering Testing Co ltd
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Priority to CN201921804418.2U priority Critical patent/CN211292060U/en
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  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)

Abstract

The utility model relates to a core sampler is bored on road surface belongs to concrete test equipment technical field, including base, vertical setting montant on the base and the drill bit of setting on the montant, the base below is provided with the chassis that the area is greater than the base, the setting can be dismantled on the chassis to the base, be provided with on the base and be used for fixing the mounting on the chassis with the base, the position that lies in under the drill bit on the chassis leaves the core sampling hole that bores, the utility model has the advantages of be convenient for stabilize the core sampler when boring the core sample.

Description

Core sampler is bored on road surface
Technical Field
The utility model belongs to the technical field of concrete test equipment technique and specifically relates to a core sampler is bored on road surface is related to.
Background
In the construction process of the concrete pavement, in order to ensure that the acceptance of the concrete pavement reaches the standard, core drilling and sampling are carried out on the concrete pavement before acceptance, and when the core drilling and sampling are carried out on the concrete pavement, the core drilling and sampling are usually carried out by using a drilling machine.
As shown in the figure, the core-drilling sampler for core-drilling sampling in the prior art comprises a base, a vertical rod and a drill bit, wherein the vertical rod is arranged on the base, and the drill bit is arranged on the vertical rod. During the use, place the base subaerial, then fix the sample post on the drill bit, start the drill bit alright realize the core drilling operation.
However, the core sampler in the prior art has the disadvantage that when the base is placed on the concrete ground, the body of the core sampler is likely to be unstable, so that workers need to hold the body to avoid inclination all the time during operation, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a core sampler is bored on road surface has the advantage of being convenient for stably bore the core sampler when boring the core sample.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a core sampler is bored on road surface, includes base, vertical setting montant on the base and sets up the drill bit on the montant, the base below is provided with the area and is greater than the chassis of base, the setting can be dismantled on the chassis to the base, be provided with on the base and be used for fixing the mounting on the chassis with the base, the core sampling hole is bored to the position that lies in under the drill bit on the chassis is left.
Implement above-mentioned technical scheme, when boring core sampling operation, place the chassis on concrete ground earlier, then let wait to bore the concrete area and be located under boring the core thief hole, then install the base on the chassis through the mounting, let the position of drill bit be in directly over boring the core thief hole, install the sample column on the drill bit at last and can operate. Because the area of chassis is big, the whole stability is higher after the core-drilling sampler is installed on the chassis to workman can directly step on the chassis during the operation, stability when increasing the core-drilling. After the setting like this, no longer need the workman hand to hold the core sampler of boring, directly stand on the chassis and can realize the stability to boring the core sampler, reach the effect of being convenient for stabilize core sampler of boring.
Further, be provided with the dead lever that the cross-sectional shape is T shape on the diapire of base, be provided with the track on the chassis, set up on the track and supply dead lever male T shape slot, the mounting includes that the screw thread wears to establish the fixing bolt on the track, fixing bolt passes orbital lateral wall and extends into behind the T shape slot and dead lever looks butt.
Implement above-mentioned technical scheme, when with pedestal mounting on the chassis, at first insert the dead lever on the base in the T shape slot on the track, then twist fixing bolt for fixing bolt's one end tightly with be located the dead lever looks butt of T shape slot, the dead lever just can not follow the roll-off in the T shape slot under fixing bolt's restriction this moment, thereby reach the pedestal mounting comparatively convenient effect on the chassis.
Furthermore, a Teflon layer is covered on the inner wall of the T-shaped slot.
In the implementation of the technical scheme, Teflon is generally called as a non-stick coating or an easy-to-clean material. The material has the characteristics of high temperature resistance and extremely low friction coefficient, so that the material is coated on the inner wall of the T-shaped slot, and the fixing rod can be more smoothly placed into the T-shaped slot.
Furthermore, baffles for preventing mud from splashing out are arranged on the base plate and around the core drilling sampling hole.
Implement above-mentioned technical scheme, the setting of baffle can prevent the concrete spill when the core drilling sample.
Further, the baffle is detachably arranged on the chassis.
By implementing the technical scheme, when a plurality of concrete residues are adhered to the baffle plate, the baffle plate can be detached for cleaning; or when the baffle is damaged, the replacement can be realized.
Further, the shape of boring the core thief hole is the square, the right angle department that lies in boring the core thief hole on the chassis is provided with the vertical quarter butt that upwards extends, the top of quarter butt is connected with and bores the hole limit parallel of core thief hole and the same connecting cross rod of length, be provided with the sleeve pipe that cup joints mutually with connecting the horizontal pole on the base of baffle, be provided with on the sleeve pipe and be used for setting up the sleeve pipe and hold up the piece that supports on connecting the horizontal pole.
When the baffle is installed on the chassis, the sleeve on the baffle is directly sleeved on the connecting cross rod, then the baffle is adjusted to be vertical, and finally the baffle in the vertical state is fixed through the abutting piece; when the baffle needs to be disassembled, the abutting part is directly taken down, then the sleeve is taken down from the connecting cross rod, so that the disassembly can be realized, and the effect of convenient assembly and disassembly of the baffle is achieved. And the rotation of baffle can be realized in the cooperation of sleeve pipe and horizontal pole, when installing the sample post on the drill bit promptly, can direct rotatory baffle, let the baffle rotate to the one side of keeping away from the core drilling thief hole to also reach the effect of being convenient for install the sample post.
Furthermore, the surface of the sleeve is provided with a threaded hole, and the abutting piece comprises an abutting bolt which is arranged in the threaded hole in a threaded penetrating mode.
Implement above-mentioned technical scheme, when fixing the baffle in the state of standing vertically, directly insert the screw hole to supporting tight bolt, then make the one end of supporting tight bolt and be in the intraductal horizontal pole looks butt of being connected of cover, at this moment under the effect of supporting tight bolt, the sleeve pipe just is difficult for rotating on connecting the horizontal pole to let the baffle also be difficult for rotating, reach the comparatively convenient effect of fixed stop.
Furthermore, the end part of the abutting bolt is provided with a rubber abutting block which abuts against the rod wall of the connecting cross rod.
Implement above-mentioned technical scheme, the texture of block rubber itself is soft, supports the piece setting with rubber at the tip that supports tight bolt, can prevent to support the tip that tightly the bolt and be connected the direct conflict of horizontal pole to reach to a certain extent and prevent to connect the effect that the horizontal pole surface was supported the damage.
To sum up, the utility model discloses following beneficial effect has:
firstly, when drilling core sampling operation, place the chassis on concrete ground earlier, then let wait to bore the concrete region and be located under the core sample hole, install the base on the chassis through the mounting after that, let the position of drill bit be in directly over the core sample hole, install the sample column on the drill bit at last and can operate. During operation, workers can directly step on the chassis, and stability during core drilling is improved. After the arrangement, a worker does not need to hold the core-drilling sampler by hands, and the core-drilling sampler can be stabilized by directly standing on the chassis, so that the effect of conveniently stabilizing the core-drilling sampler is achieved;
and secondly, the arrangement of the baffle can prevent the concrete from splashing out when the core drilling sampling is carried out.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural diagram for showing a core drilling and sampling hole according to an embodiment of the present invention;
fig. 4 is a partial schematic view of a securing rod for use in displaying a securing rod in accordance with an embodiment of the present invention;
fig. 5 is a schematic structural view for showing the fastening bolt according to the embodiment of the present invention.
Reference numerals: 1. a base; 11. a vertical rod; 12. a drill bit; 13. fixing the rod; 2. a chassis; 21. drilling a core sampling hole; 22. a track; 221. a T-shaped slot; 222. fixing the bolt; 3. a baffle plate; 31. a sleeve; 311. a threaded hole; 312. tightly abutting against the bolt; 313. a rubber supporting block; 4. a short bar; 41. the cross bars are connected.
Detailed Description
The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 and 3, a core sampler for pavement drilling comprises a base 1, a vertical rod 11 vertically arranged on the base 1, and a drill bit 12 arranged on the vertical rod 11, wherein a chassis 2 with an area larger than that of the base 1 is arranged below the base 1; in the embodiment, the chassis 2 is rectangular, and the base 1 is installed at the middle position of the chassis 2 in the length direction; the base 1 can be dismantled and set up on chassis 2, is provided with the mounting on base 1, and the mounting is used for fixing base 1 on chassis 2, and the position that lies in under drill bit 12 on chassis 2 leaves brill core thief hole 21.
As shown in fig. 1 and 4, a fixing rod 13 with a T-shaped cross section is disposed on the bottom wall of the base 1, a track 22 is disposed on the chassis 2, a T-shaped slot 221 is disposed on the track 22, and the fixing rod 13 can be inserted into the T-shaped slot 221; the fixing piece is a fixing bolt 222 threaded on the rail 22, and the fixing bolt 222 penetrates through the side wall of the rail 22, extends into the T-shaped slot 221 and then abuts against the fixing rod 13; in order to make the fixing rod 13 slide more smoothly in the T-shaped slot 221, a teflon layer is covered on the inner wall of the T-shaped slot 221.
When the base 1 is installed on the chassis 2, firstly, the fixing rod 13 on the base 1 is inserted into the T-shaped slot 221 on the track 22, and then the fixing bolt 222 is screwed, so that one end of the fixing bolt 222 is tightly abutted to the fixing rod 13 positioned in the T-shaped slot 221, and at the moment, the fixing rod 13 cannot slide out of the T-shaped slot 221 under the limitation of the fixing bolt 222, thereby achieving the effect of conveniently installing the base 1 on the chassis 2; when the base 1 needs to be separated from the chassis 2, the fixing bolt 222 is directly removed, and then the fixing rod 13 slides out of the T-shaped slot 221, so that the base 1 can be separated from the chassis 2.
As shown in fig. 1 and 2, a baffle 3 for preventing slurry from splashing is arranged on the chassis 2 around the core drilling and sampling hole 21, and the baffle 3 is detachably arranged on the chassis 2; specifically, the core drilling and sampling hole 21 is square, short rods 4, namely four short rods 4, are arranged at the right angle of the core drilling and sampling hole 21 on the chassis 2, and each short rod 4 vertically extends upwards; the top end of the short rod 4 is connected with a connecting cross rod 41, the connecting cross rod 41 is parallel to the hole edge of the core drilling sampling hole 21, the length of the connecting cross rod 41 is the same as that of the hole edge of the core drilling sampling hole 21, a sleeve 31 which is sleeved with the connecting cross rod 41 is arranged on the bottom edge of the baffle 3, a threaded hole 311 is formed in the surface of the sleeve 31, a propping piece is arranged on the sleeve 31 and used for fastening the sleeve 31 on the connecting cross rod 41, and the propping piece is a propping bolt 312 which is threaded in the threaded hole 311; in this embodiment, the cross-sectional shapes of the sleeve 31 and the connecting rail 41 are both circular.
When the baffle 3 is installed on the chassis 2, the sleeve 31 on the baffle 3 is directly sleeved on the connecting cross rod 41, then the baffle 3 is adjusted to enable the baffle 3 to be vertical, finally the abutting bolt 312 is inserted into the threaded hole 311, then one end of the abutting bolt 312 is abutted with the connecting cross rod 41 in the sleeve 31, at the moment, under the action of the abutting bolt 312, the sleeve 31 is not easy to rotate on the connecting cross rod 41, so that the baffle 3 is not easy to rotate, and the effect of fixing the baffle 3 conveniently is achieved; if need dismantle baffle 3, directly take off to support tight bolt 312, then take off sleeve pipe 31 from connecting horizontal pole 41 and can realize dismantling, reach the comparatively convenient effect of installation and dismantlement baffle 3. And the rotation of baffle 3 can be realized to the cooperation of sleeve pipe 31 and horizontal pole, when installing the sample post on drill bit 12 promptly, can directly rotatory baffle 3, lets baffle 3 rotate to the one side of keeping away from boring core thief hole 21 to also reach the effect of being convenient for install the sample post.
As shown in fig. 5, the end of the fastening bolt 312 is provided with a rubber stopper 313, and the rubber stopper 313 abuts against the wall of the connecting cross bar 41; the rubber block is soft, the rubber abutting block 313 is arranged at the end part of the abutting bolt 312, the end part of the abutting bolt 312 can be prevented from directly abutting against the connecting cross rod 41, and therefore the effect of preventing the surface of the connecting cross rod 41 from being abutted is achieved to a certain extent.
The specific working process is as follows: when core drilling and sampling operations are carried out, the chassis 2 is firstly placed on the concrete ground, then the concrete area to be drilled is located under the core drilling and sampling hole 21, the fixing rod 13 on the base 1 is inserted into the T-shaped slot 221 immediately, then the base 1 is installed on the chassis 2 through the fixing bolt 222, the position of the drill bit 12 is located over the core drilling and sampling hole 21, then the sampling column is installed on the drill bit 12, and finally the baffle 3 is installed around the core drilling and sampling hole 21 to carry out operations. Because the area of chassis 2 is big, the whole stability is higher after the core-drilling sampler is installed on chassis 2 to when the operation, the workman can directly step on chassis 2, stability when can increasing the core-drilling.

Claims (8)

1. The utility model provides a core sampler is bored on road surface, includes base (1), vertical setting montant (11) on base (1) and drill bit (12) of setting on montant (11), its characterized in that: the drilling device is characterized in that a chassis (2) with the area larger than that of the base (1) is arranged below the base (1), the base (1) is detachably arranged on the chassis (2), a fixing part used for fixing the base (1) on the chassis (2) is arranged on the base (1), and a drilling core sampling hole (21) is reserved in a position, right below the drill bit (12), on the chassis (2).
2. The core sampler in road surface according to claim 1, characterized in that: be provided with on the diapire of base (1) cross sectional shape for dead lever (13) of T shape, be provided with track (22) on chassis (2), set up on track (22) and supply dead lever (13) male T shape slot (221), the mounting includes that the screw thread wears to establish fixing bolt (222) on track (22), fixing bolt (222) pass the lateral wall of track (22) and extend into behind T shape slot (221) and dead lever (13) looks butt.
3. The core sampler according to claim 2, wherein: the inner wall of the T-shaped slot (221) is covered with a Teflon layer.
4. The core sampler in road surface according to claim 1, characterized in that: and baffles (3) for preventing slurry from splashing are arranged on the chassis (2) and positioned around the core drilling sampling hole (21).
5. The core sampler according to claim 4, wherein: the baffle (3) is detachably arranged on the chassis (2).
6. The core sampler according to claim 5, wherein: bore the shape of core thief hole (21) and be the square, the right angle department that lies in core thief hole (21) on chassis (2) is provided with vertical quarter butt (4) that upwards extends, the top of quarter butt (4) is connected with and bores the hole limit parallel of core thief hole (21) and connection horizontal pole (41) that length is the same, be provided with on the base of baffle (3) and connect sleeve pipe (31) that horizontal pole (41) cup jointed mutually, be provided with on sleeve pipe (31) and be used for setting up the piece that supports on connecting horizontal pole (41) with sleeve pipe (31).
7. The core sampler in road surface according to claim 6, characterized in that: the surface of the sleeve (31) is provided with a threaded hole (311), and the abutting piece comprises an abutting bolt (312) which is arranged in the threaded hole (311) in a threaded mode.
8. The core sampler according to claim 7, wherein: the end part of the abutting bolt (312) is provided with a rubber abutting block (313) which abuts against the rod wall of the connecting cross rod (41).
CN201921804418.2U 2019-10-24 2019-10-24 Core sampler is bored on road surface Active CN211292060U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921804418.2U CN211292060U (en) 2019-10-24 2019-10-24 Core sampler is bored on road surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921804418.2U CN211292060U (en) 2019-10-24 2019-10-24 Core sampler is bored on road surface

Publications (1)

Publication Number Publication Date
CN211292060U true CN211292060U (en) 2020-08-18

Family

ID=72011286

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921804418.2U Active CN211292060U (en) 2019-10-24 2019-10-24 Core sampler is bored on road surface

Country Status (1)

Country Link
CN (1) CN211292060U (en)

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