CN220791278U - Anchor rod positioning device - Google Patents
Anchor rod positioning device Download PDFInfo
- Publication number
- CN220791278U CN220791278U CN202322479117.XU CN202322479117U CN220791278U CN 220791278 U CN220791278 U CN 220791278U CN 202322479117 U CN202322479117 U CN 202322479117U CN 220791278 U CN220791278 U CN 220791278U
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- CN
- China
- Prior art keywords
- sleeve
- limiting
- anchor rod
- rods
- wall
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000011435 rock Substances 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 239000011083 cement mortar Substances 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
Abstract
The utility model relates to an anchor rod positioning device, comprising: the device comprises a sleeve, a limiting mechanism arranged at the upper end of the outer wall of the sleeve, and an anchor rod positioning mechanism connected with the outer wall of the sleeve and positioned below the limiting mechanism. The inner wall of the sleeve is provided with an internal thread, and the limiting mechanism comprises a plurality of limiting rods penetrating through the sleeve and limiting clamping blocks connected with one ends of the limiting rods, which are close to the internal thread. The anchor rod positioning mechanism comprises a plurality of positioning rods, one ends of which are hinged with the outer wall of the sleeve, and driving rods hinged with the positioning rods. The anchor rod positioning device can prevent the anchor rod from tilting and shifting and has good installation effect.
Description
Technical Field
The utility model relates to the technical field of auxiliary positioning, in particular to an anchor rod positioning device.
Background
The anchor rod is the most basic component part of roadway support in contemporary coal mines, and the anchor rod reinforces surrounding rocks of the roadway together so that the surrounding rocks support themselves. The anchor rod is not only used for mines, but also used for engineering technology, and is used for reinforcing main bodies of slopes, tunnels and dam bodies. The anchor rod is used as tension member for deep stratum, and has one end connected to engineering structure and the other end deep stratum.
At present, when the anchor rod is installed, the anchor rod is usually drilled firstly, then the anchor rod is inserted into the hole, cement mortar is filled into the hole, grouting is performed firstly after the anchor rod body is drilled, and then the anchor rod body is placed into the hole, but after the anchor rod body is placed into the hole, the anchor rod body is easy to incline, so that the position of the anchor rod body is deviated, the anchor rod body cannot be ensured to be positioned at the central position of the drilled hole, enough prestress cannot be effectively provided for an engineering structure, and the condition that the using effect of the anchor rod is poor is caused.
Disclosure of Invention
Accordingly, it is necessary to provide an anchor rod positioning device which prevents the anchor rod from being inclined and offset and has a good installation effect, in order to solve the problems existing in the conventional anchor rod installation.
An anchor rod positioning device, comprising: the device comprises a sleeve, a limiting mechanism arranged at the upper end of the outer wall of the sleeve, and an anchor rod positioning mechanism connected with the outer wall of the sleeve and positioned below the limiting mechanism; an internal thread is arranged on the inner wall of the sleeve; the limiting mechanism comprises a plurality of limiting rods penetrating through the sleeve and limiting clamping blocks connected with one ends of the limiting rods, which are close to the internal threads; the anchor rod positioning mechanism comprises a plurality of positioning rods, wherein one ends of the positioning rods are hinged with the outer wall of the sleeve, and driving rods are hinged with the positioning rods.
When the anchor rod positioning device is used, rod body threads of an anchor rod are sleeved in the sleeve, and then the limiting clamping blocks are driven by the limiting rods to fix the sleeve and the anchor rod. As the bolt and sleeve are moved into the interior of the bore and the sleeve is positioned over the bore cavity. Finally, the locating rod is driven by the driving rod to be outwards opened to be in butt joint with the periphery of the inner wall of the hole, so that the anchor rod in the sleeve is located at the center of the hole, the anchor rod is conveniently located, the stability of the anchor rod installed at the center of the hole is kept, cement mortar is filled into the hole, and the anchor rod can be fixedly installed in the hole through cement mortar solidification. The anchor rod positioning device prevents the anchor rod from tilting and shifting and has good installation effect.
In one embodiment, the sleeve is provided with a plurality of protection grooves, and the limiting clamp blocks are positioned in the protection grooves.
In one embodiment, two guide rods are symmetrically arranged on the limiting clamp block, and the guide rods are arranged in parallel with the limiting rod.
In one embodiment, an external thread is arranged on the outer wall of the sleeve, a thread block is arranged on the outer wall of the sleeve, and a plurality of connecting rods are fixedly connected to the bottom of the thread block.
In one embodiment, the device further comprises a lifting block sleeved outside the sleeve and located below the threaded block, and the lifting block is movably connected with the connecting rod.
In one embodiment, an annular limiting groove is formed in the top of the lifting block, a plurality of limiting sliding blocks are installed in the annular limiting groove, and the limiting sliding blocks are connected with the connecting rod.
In one embodiment, the driving rod is hinged with the lifting block.
In one embodiment, the limit rod is a threaded rod, and the sleeve is provided with a threaded hole matched with the threaded rod.
In one embodiment, a mounting block is mounted on the outer wall of the sleeve, a supporting telescopic rod is mounted on the mounting block, and one end of the supporting telescopic rod is connected with the bottom of the lifting block.
In one embodiment, the locating lever has a locating tab mounted thereon, the locating tab being located on an end of the locating lever remote from the sleeve.
Drawings
FIG. 1 is a schematic view of an anchor rod positioning device of the present utility model;
FIG. 2 is a partial cross-sectional view of a lifting block in accordance with the present utility model;
FIG. 3 is a schematic top view of a lifting block according to the present utility model;
FIG. 4 is a cross-sectional view of a sleeve according to the present utility model;
fig. 5 is a cross-sectional view of another view of the sleeve of the present utility model.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In addition, the term "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only, such as "inner", "outer", "left", "right" and the like are for the purpose of illustration only and are not intended to be limiting of the utility model.
Referring to fig. 1 to 5, a schematic diagram of an anchor positioning device 100 according to the present utility model is shown, wherein the anchor positioning device 100 includes a sleeve 20, a limiting mechanism 30 mounted on an upper end of an outer wall of the sleeve 20, and an anchor positioning mechanism 40 connected to the outer wall of the sleeve 20 and located below the limiting mechanism 30. Wherein the anchor rod can be installed at the center of the hole through the anchor rod positioning mechanism 40, and the inclination and deflection of the anchor rod can be effectively prevented.
Further, an internal thread 21 is provided on the inner wall of the sleeve 20, and the internal thread 21 can be matched with an external thread on the anchor rod body. The limiting mechanism 30 comprises a plurality of limiting rods 31 penetrating through the sleeve 20 and limiting clamping blocks 32 connected with one ends of the limiting rods 31, which are close to the internal threads 21. The anchor rod positioning mechanism 40 includes a plurality of positioning rods 41 with one ends hinged to the outer wall of the sleeve 20, and a driving rod 42 hinged to the positioning rods 41, wherein the driving rod 42 can drive the positioning rods 41 to swing to change positions.
Further, the sleeve 20 is provided with a plurality of protection grooves 22, the limiting clamp block 32 is located in the protection grooves 22, the limiting clamp block 32 can move in the protection grooves 22, and the limiting clamp block 32 is rotatably connected with one end of the limiting rod 31. In this embodiment, the number of the protection slots 22, the limiting clamping blocks 32 and the limiting rods 31 is four, and the protection slots, the limiting clamping blocks 32 and the limiting rods 31 are arranged on the sleeve 20 at equal intervals. The limiting rod 31 is a threaded rod, the sleeve 20 is provided with a threaded hole 23 adapted to the threaded rod, and thus the threaded rod can twist to drive the limiting clamp block 32 to move to clamp or separate from the anchor rod body. To facilitate manipulation of the threaded rod, a knob is connected to the end of the threaded rod remote from the limit clamp block 32. Furthermore, in order to ensure stable movement of the limiting clamp block 32, two guide rods 33 are symmetrically installed on the limiting clamp block 32, the guide rods 33 are arranged in parallel with the limiting rods 31, and the outer walls of the guide rods 33 are sleeved on the upper portion of the sleeve 20 in a sliding manner.
Further, an external thread 24 is provided on the outer wall of the sleeve 20, a thread block 50 is mounted on the outer wall of the sleeve 20, the thread block 50 is in threaded connection with the external thread 24 and located on the outer wall of the sleeve 20, and a plurality of connecting rods 51 are fixedly connected to the bottom of the thread block 50. Still further, the anchor rod positioning device 100 further comprises a lifting block 60 sleeved outside the sleeve 20 and located below the threaded block 50, the lifting block 60 is movably connected with the connecting rod 51, and one end of the driving rod 42 is hinged with the lifting block 60.
Further, an annular limiting groove 61 is formed in the top of the lifting block 60, a plurality of limiting sliding blocks 62 are installed in the annular limiting groove 61, and the limiting sliding blocks 62 are connected with the connecting rod 51. In this embodiment, the number of the driving rods 42 is four, and the top ends of the four driving rods 42 are uniformly hinged around the bottom of the lifting block 60.
Further, an installation block 70 is installed on the outer wall of the sleeve 20, a supporting telescopic rod 71 is installed on the installation block 70, and one end of the supporting telescopic rod 71 is connected with the bottom of the lifting block 60. The four mounting blocks 70 are arranged on the outer wall of the sleeve 20 at equal intervals, so that the supporting stress is uniform. Further, the positioning rod 41 is provided with a positioning piece 43, and the positioning piece 43 is positioned on the end of the positioning rod 41 away from the sleeve 20.
Wherein, through the setting of external screw thread 24 for screw thread piece 50 is at sleeve 20's outer wall spiral removal, when screw thread piece 50 spiral removal, through the setting of connecting rod 51, annular spacing groove 61 and spacing slider 62, can vertically drive elevating block 60 and remove at sleeve 20's outer wall, and through the setting of support shrink pole 71, can keep elevating block 60 vertical movement, elevating block 60 can drive four locating lever 41 one end through four actuating levers 42 when removing and remove for four locating lever 41 one end are expanded, drive four locating pieces 43 simultaneously and remove to the hole inner wall all around. The positioning pieces 43 at the end parts of the four positioning rods 41 can be adjusted to adapt to holes with different sizes, so that the anchor rod in the sleeve 20 can be conveniently positioned at the center of the hole, and the stability of the anchor rod in the center of the hole can be maintained.
When the anchor rod positioning device 100 is used, the sleeve 20 is spirally sleeved on the outer wall of the anchor rod body, the four threaded rods are rotated, one ends of the four threaded rods are respectively rotated on the outer wall of the four limiting clamping blocks 32, the limiting clamping blocks 32 and the guide rods 33 are driven to horizontally move, the four limiting clamping blocks 32 are clamped on the outer wall of the anchor rod, the anchor rod body and the sleeve 20 are moved, the inside of a hole is formed in the sleeve 20, the sleeve 20 is positioned above the cavity, the threaded block 50 is spirally rotated, the threaded block 50 is enabled to move upwards on the external threads of the outer wall of the sleeve 20, meanwhile, the threaded block 50 drives the limiting sliding blocks 62 to slide in the annular limiting groove 61 through the connecting rods 51, the lifting block 60 is driven to move upwards, the telescopic ends of the supporting telescopic rods 71 are driven to move upwards, the lifting block 60 is driven to drive the top ends of the four driving rods 42 to move upwards, the bottom ends of the four driving rods 42 are simultaneously driven to rotate on the outer wall of the sleeve 20, the other ends of the four positioning rods 41 are driven to move, the positioning pieces 43 are driven to move, the four positioning pieces 43 are driven to move on the inner walls of the sleeve 20, the four positioning pieces 43 are enabled to move to the inner walls of the inner wall of the anchor rod, cement mortar is enabled to be positioned around the hole, and the hole can be fixed in the anchor rod, and the cement mortar can be fixed in the hole, and the inside the hole can be fixed at the position inside the hole.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. An anchor rod positioning device, comprising: the device comprises a sleeve, a limiting mechanism arranged at the upper end of the outer wall of the sleeve, and an anchor rod positioning mechanism connected with the outer wall of the sleeve and positioned below the limiting mechanism; an internal thread is arranged on the inner wall of the sleeve; the limiting mechanism comprises a plurality of limiting rods penetrating through the sleeve and limiting clamping blocks connected with one ends of the limiting rods, which are close to the internal threads; the anchor rod positioning mechanism comprises a plurality of positioning rods, wherein one ends of the positioning rods are hinged with the outer wall of the sleeve, and driving rods are hinged with the positioning rods.
2. The anchor rod positioning device according to claim 1, wherein the sleeve is provided with a plurality of protection grooves, and the limiting clamp blocks are positioned in the protection grooves.
3. The anchor rod positioning device according to claim 1, wherein two guide rods are symmetrically arranged on the limiting clamp block, and the guide rods are arranged in parallel with the limiting rod.
4. The anchor rod positioning device according to claim 1, wherein the outer wall of the sleeve is provided with external threads, the outer wall of the sleeve is provided with threaded blocks, and the bottoms of the threaded blocks are fixedly connected with a plurality of connecting rods.
5. The anchor rod positioning device of claim 4, further comprising a lifting block sleeved outside the sleeve and positioned below the threaded block, wherein the lifting block is movably connected with the connecting rod.
6. The anchor rod positioning device according to claim 5, wherein an annular limiting groove is formed in the top of the lifting block, a plurality of limiting sliding blocks are installed in the annular limiting groove, and the limiting sliding blocks are connected with the connecting rod.
7. The rock bolt positioning device of claim 5, wherein the drive rod is hinged to the lifting block.
8. The anchor rod positioning device according to claim 1, wherein the limiting rod is a threaded rod, and the sleeve is provided with a threaded hole matched with the threaded rod.
9. The anchor rod positioning device according to claim 5, wherein a mounting block is mounted on the outer wall of the sleeve, a supporting telescopic rod is mounted on the mounting block, and one end of the supporting telescopic rod is connected with the bottom of the lifting block.
10. A bolt positioning apparatus according to claim 1 wherein a spacer is mounted on the spacer on the end of the spacer remote from the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322479117.XU CN220791278U (en) | 2023-09-12 | 2023-09-12 | Anchor rod positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322479117.XU CN220791278U (en) | 2023-09-12 | 2023-09-12 | Anchor rod positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791278U true CN220791278U (en) | 2024-04-16 |
Family
ID=90659305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322479117.XU Active CN220791278U (en) | 2023-09-12 | 2023-09-12 | Anchor rod positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791278U (en) |
-
2023
- 2023-09-12 CN CN202322479117.XU patent/CN220791278U/en active Active
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