CN206859227U - Civil engineering roofbolt construction arrangement - Google Patents
Civil engineering roofbolt construction arrangement Download PDFInfo
- Publication number
- CN206859227U CN206859227U CN201720578448.0U CN201720578448U CN206859227U CN 206859227 U CN206859227 U CN 206859227U CN 201720578448 U CN201720578448 U CN 201720578448U CN 206859227 U CN206859227 U CN 206859227U
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- China
- Prior art keywords
- grouting pipe
- groove
- drive link
- civil engineering
- pallet
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Abstract
The utility model discloses a kind of civil engineering roofbolt construction arrangement, belong to anchor bolt construction field, for solving to be easily accessible the debris such as gravel during drilling, in slurry outlet, cause to accumulate debris in hollow anchor rod body and block, influence to be in the milk；Simultaneously as drive link of the anchor rod body as anchor bit, its surface opens up some slurry outlets, and slurry outlet will influence its structural strength, the problem of being easily deformed of being obstructed in boring procedure.It includes drill bit, Grouting Pipe, and the drill bit lower end is provided with the first groove, and the Grouting Pipe upper end is embedded in the first groove and is connected by screw thread, and the Grouting Pipe entire body is uniformly distributed some injected holes；First bottom portion of groove is provided with the second groove, and drive link is inserted with the Grouting Pipe, and the drive link upper end is embedded in the second groove and is detachably connected, and the drive link lower end is provided with connection-peg.The technical program is simple and reasonable, effectively prevents accumulation debris in Grouting Pipe and prevents Grouting Pipe from being deformed in boring procedure.
Description
Technical field
The utility model belongs to anchor bolt construction field, is a kind of civil engineering roofbolt construction arrangement specifically.
Background technology
At present, anchor pole is the most basic part of roadway support among contemporary colliery, and he is by the surrounding rock consolidation in tunnel
Together, country rock itself supporting itself is made.Present anchor pole is applied not only to mine, is also used in engineering technology, side slope, tunnel,
Dam body carries out main body reinforcing；The quality of anchor bolt construction quality is related to the stability of Tunnel；But conventional anchor is applied
Work is all that this construction method has many limitations, pretension often occurs by beating anchor hole-be put into anchor pole-plug Anchor Agent
Power deficiency or the situation of pretightning force loss, monitor the deformation procedure complexity of country rock, and cement mortar perfusion is uneven
And cement mortar is combined untight situation with anchor rod body and often occurred, asked in addition, anchor pole corrosion is also very serious one
Topic.
For above-mentioned technical deficiency, 201620181760.1 applying date of application number 2016.03.10 patent document
It is middle to propose a kind of coal mine support anchor pole.The utility model includes anchor rod body, and grout hole is provided with the middle part of one end of anchor rod body；Anchor
One end of club shaft is welded with anchor bit；The top of anchor bit is provided with centrum；The outer surface of anchor bit is provided with outer
Screw thread；The middle part uniform welding of anchor rod body has multiple fins；The middle part of anchor rod body is uniformly provided with multiple slurry outlets；Anchor pole bar
The other end of body is socketed with cambered surface pallet；The side of cambered surface pallet is provided with ceramic awl column sleeve；Cambered surface pallet and ceramic awl column sleeve
Between be provided with packing ring；The side of ceramic awl column sleeve is evenly arranged with multiple bearing pins；The utility model is using the outer of anchor bit
Surface is provided with external screw thread, by rotating anchor rod body, be advantageous to realize under given conditions anchor rod body from precession；Using
Grout hole and the multiple slurry outlets being uniformly arranged, are advantageous to from the inside of anchor rod body to uniform priming petock around anchor rod body
Cement mortar.
Pass through above-mentioned technical proposal effectively solves the deficiencies in the prior art；But during drilling, slurry outlet
The debris such as gravel are inside easily accessible, causes to accumulate debris in hollow anchor rod body and block, influences to be in the milk；Simultaneously as anchor
Drive link of the club shaft as anchor bit, its surface open up some slurry outlets, and slurry outlet will influence its structural strength, bore
It is obstructed and is easily deformed during hole.
Utility model content
The utility model purpose be intended to provide it is a kind of it is simple and reasonable, effectively prevent in Grouting Pipe accumulation debris and
Prevent the civil engineering roofbolt construction arrangement that Grouting Pipe deforms in boring procedure.
To realize above-mentioned technical purpose, the technical solution adopted in the utility model is as follows：
A kind of civil engineering roofbolt construction arrangement, including drill bit, Grouting Pipe, the drill bit lower end are provided with the first groove,
The Grouting Pipe upper end is embedded in the first groove and is connected by screw thread, and the Grouting Pipe entire body is uniformly distributed some slip castings
Hole；
First bottom portion of groove is provided with the second groove, and drive link is inserted with the Grouting Pipe, and the drive link upper end is embedding
Enter and be detachably connected in the second groove, the drive link lower end is provided with connection-peg.
Further limit, the slip casting pipe outer wall is additionally provided with blade, and fixation is around in outside Grouting Pipe the blade in the shape of a spiral
Wall.
Further limit, the Grouting Pipe lower end is cased with pallet, and rubber cushion blocks, the rubber cushion blocks are provided with the pallet
On be equipped with asbestos washer；The rubber cushion blocks, asbestos washer are placed in Grouting Pipe；Fastening spiral shell is additionally provided with below the pallet
Mother, the clamp nut are placed on outside Grouting Pipe.
Further limit, the clamp nut is tapered cup nut, and the pallet lower end and clamp nut junction are taper
Hole.
Further limit, the injected hole medial aperture is less than outside aperture.
Using the utility model of above-mentioned technical proposal, drive link upper end coordinates clamping with the second groove and is connected with drill bit,
Second groove and drive link upper end can be arranged to the polygon or ellipsoidal structure to cooperate, realize that power transmits；Transmission
Bar lower end is provided with connection-peg, and connection-peg can be connected with rig and realize power output；Grouting Pipe is placed on outside drive link and Grouting Pipe
Upper end is connected with the first groove by screw thread, and Grouting Pipe can move with drill bit；In use, connection-peg and rig are connected
Connect, start rig, drilled in predetermined boring point, because drive link is by side seal in the injected hole opened up in Grouting Pipe
Close, when can effectively prevent drilling, debris enters in Grouting Pipe, prevents debris accumulation from blocking Grouting Pipe；Meanwhile by drive link
Directly will rig output power and drill bit between be transmitted, effectively reduce Grouting Pipe drilling when stress, prevent its because
Stress deforms；After drilling is completed, extract drive link out, Grouting Pipe lower end is connected with slip casting machine, to being noted in Grouting Pipe
Slurry, the cement mortar of injection will appear out of injected hole, realize and the hole wall of drilling be reinforced and bonded Grouting Pipe；Slip casting pipe outer wall is set
There is a spiral blade, the soil that spiral blade can loosen with drill bit in boring procedure interfix, so as to reinforce note
Bonding strength between slurry pipe and drilling；After cement mortar is injected, the mixture solidification of soil and cement mortar, coordinate spiral
Blade will further enhance the bonding strength between Grouting Pipe and drilling；Pallet is spacing by clamp nut, clamp nut and slip casting
Pipe is connected by screw thread, and clamp nut can move radially in Grouting Pipe, can be by pallet when moving up
Push up, due to being provided with rubber cushion blocks in pallet, rubber cushion blocks will be also pushed upwardly, while also push up asbestos washer
It is dynamic, the aperture of drilling is gone out to cover, in advance turned clamp nut upwards before slip casting, by pallet, rubber cushion blocks, asbestos pad
Circle and the aperture of drilling compress, and are carrying out slip casting, and cement mortar sprays during preventing slip casting；Clamp nut coordinates for tapered cup nut
Bellmouth on pallet, in fastener cycle, pallet automatic horizontal can be pushed up upwards, conveniently ensure that and bore while operation
The aperture water outlet concora crush in hole is real, improves sealing.
The utility model is compared with prior art, simple and reasonable, effective to prevent accumulation debris in Grouting Pipe and prevent from noting
Slurry pipe deforms in boring procedure.
Brief description of the drawings
The utility model can be further illustrated by the nonlimiting examples that accompanying drawing provides；
Fig. 1 is the structural representation of the utility model civil engineering roofbolt construction arrangement；
Main element symbol description is as follows：
Drill bit 1, Grouting Pipe 2, the first groove 3, the second groove 4, drive link 5, connection-peg 6, blade 7, pallet 8, rubber blanket
Block 9, asbestos washer 10, clamp nut 11, injected hole 12.
Embodiment
In order that the utility model may be better understood in those skilled in the art, it is right with reference to the accompanying drawings and examples
Technical solutions of the utility model further illustrate.
As shown in figure 1, a kind of civil engineering roofbolt construction arrangement, including drill bit 1, Grouting Pipe 2, the lower end of drill bit 1 are provided with
First groove 3, the first groove of the upper end of Grouting Pipe 2 insertion 3 is interior and is connected by screw thread, if the entire body of Grouting Pipe 2 is uniformly distributed
Dry injected hole 12；
The bottom of first groove 3 is provided with the second groove 4, and drive link 5 is inserted with Grouting Pipe 2, and the insertion second of the upper end of drive link 5 is recessed
It is detachably connected in groove 4, the lower end of drive link 5 is provided with connection-peg 6.
Preferably, the outer wall of Grouting Pipe 2 is additionally provided with blade 7, and fixation is around in the outer wall of Grouting Pipe 2 to blade 7 in the shape of a spiral.
Preferably, the lower end of Grouting Pipe 2 is cased with pallet 8, is provided with rubber cushion blocks 9 in pallet 8, stone is equipped with rubber cushion blocks 9
Cotton pad circle 10；Rubber cushion blocks 9, asbestos washer 10 are placed in Grouting Pipe 2；The lower section of pallet 8 is additionally provided with clamp nut 11, fastens spiral shell
Mother 11 is placed on outside Grouting Pipe 2.
Preferably, clamp nut 11 is tapered cup nut, and the lower end of pallet 8 and the junction of clamp nut 11 are bellmouth.
Preferably, the medial aperture of injected hole 12 is less than outside aperture.
Civil engineering provided by the utility model is described in detail with roofbolt construction arrangement above.Specific embodiment
Explanation be only intended to help and understand method and its core concept of the present utility model.It should be pointed out that for the art
For those of ordinary skill, on the premise of the utility model principle is not departed from, some change can also be carried out to the utility model
Enter and modify, these are improved and modification is also fallen into the protection domain of the utility model claims.
Claims (5)
1. a kind of civil engineering roofbolt construction arrangement, including drill bit, Grouting Pipe, it is characterised in that：The drill bit lower end is provided with
First groove, the Grouting Pipe upper end are embedded in the first groove and are connected by screw thread, and the Grouting Pipe entire body is uniformly divided
Some injected holes of cloth；
First bottom portion of groove is provided with the second groove, is inserted with drive link in the Grouting Pipe, the drive link upper end insertion the
It is detachably connected in two grooves, the drive link lower end is provided with connection-peg.
2. civil engineering roofbolt construction arrangement according to claim 1, it is characterised in that：The slip casting pipe outer wall is also set
There is blade, fixation is around in slip casting pipe outer wall to the blade in the shape of a spiral.
3. civil engineering roofbolt construction arrangement according to claim 2, it is characterised in that：The Grouting Pipe lower end is cased with
Pallet, the pallet is interior to be provided with rubber cushion blocks, and asbestos washer is equipped with the rubber cushion blocks；The rubber cushion blocks, asbestos pad
Circle is placed in Grouting Pipe；Clamp nut is additionally provided with below the pallet, the clamp nut is placed on outside Grouting Pipe.
4. civil engineering roofbolt construction arrangement according to claim 3, it is characterised in that：The clamp nut is taper
Nut, the pallet lower end and clamp nut junction are bellmouth.
5. civil engineering roofbolt construction arrangement according to claim 4, it is characterised in that：The injected hole medial aperture
Less than outside aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720578448.0U CN206859227U (en) | 2017-05-23 | 2017-05-23 | Civil engineering roofbolt construction arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720578448.0U CN206859227U (en) | 2017-05-23 | 2017-05-23 | Civil engineering roofbolt construction arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206859227U true CN206859227U (en) | 2018-01-09 |
Family
ID=60825287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720578448.0U Active CN206859227U (en) | 2017-05-23 | 2017-05-23 | Civil engineering roofbolt construction arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206859227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827150A (en) * | 2020-09-04 | 2020-10-27 | 保利长大工程有限公司 | Reinforcing method for additionally arranging new arch ring under main arch ring of old stone arch bridge |
-
2017
- 2017-05-23 CN CN201720578448.0U patent/CN206859227U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827150A (en) * | 2020-09-04 | 2020-10-27 | 保利长大工程有限公司 | Reinforcing method for additionally arranging new arch ring under main arch ring of old stone arch bridge |
| CN111827150B (en) * | 2020-09-04 | 2021-05-14 | 保利长大工程有限公司 | Reinforcing method for additionally arranging new arch ring under main arch ring of old stone arch bridge |
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