CN201835848U - Extensible glass fiber reinforced plastic metal combined anchor rod - Google Patents
Extensible glass fiber reinforced plastic metal combined anchor rod Download PDFInfo
- Publication number
- CN201835848U CN201835848U CN2010205803738U CN201020580373U CN201835848U CN 201835848 U CN201835848 U CN 201835848U CN 2010205803738 U CN2010205803738 U CN 2010205803738U CN 201020580373 U CN201020580373 U CN 201020580373U CN 201835848 U CN201835848 U CN 201835848U
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- fiber reinforced
- reinforced plastic
- glass fiber
- hollow glass
- anchor rod
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Abstract
The utility model provides an extensible glass fiber reinforced plastic metal combined anchor rod, which relates to the technical field of support and protection engineering. The extensible glass fiber reinforced plastic metal combined anchor rod comprises a metal anchor tail, a hollow glass fiber reinforced plastic rod body and a stirring head, wherein the metal anchor tail is inserted into a hole of the hollow glass fiber reinforced plastic rod body, and the hollow glass fiber reinforced plastic rod body is connected with the stirring head. The glass fiber reinforced plastic metal combined anchor rod has all of the advantages of other glass fiber reinforced plastic metal combined anchor rods, also has the characteristic of extendability and overcomes the defect that the anchor rod is easy to break or fracture when being used underground. The anchor rod is suitable for being used in anchoring engineering such as various mines, traffic and water conservancy tunnels, military projects, civil engineering and the like. Particularly when the anchor rod is used in off cut of coal roadway both sides and coal faces, the advantages of cutability and low cost of the anchor rod can be sufficiently realized.
Description
Technical field
The utility model relates to a kind of extensible glass fiber reinforced plastic metallic combination anchor pole, relates to the support engineering technical field, the novel glass steel anchor rod that particularly a kind ofly be used in all kinds of mines, anchoring engineering such as traffic and water conservancy tunnel, military project, civil engineering uses.
Background technology
Along with the development of mine bolt support technology, anchor pole increases gradually at the consumption of down-hole.In some cases; as help at coal road two with work plane open-off cut coal group in; but require the body of rod of the anchor pole of use to have cutting; the existing anchor pole that cuts mainly contains wood bolt and bamboo anchoring-bolt; it is low and unstable that they have an anchored force; shortcomings such as easy corrosion and damage are that the simple glass steel anchor rod of present use is because anchor tail anti-shearing force and elongation per unit length can cause the tunnel wall caving inadequately and usually.
Summary of the invention
The purpose of this utility model is to provide extensible glass fiber reinforced plastic metallic combination anchor pole.
A kind of extensible glass fiber reinforced plastic metallic combination anchor pole comprises metal anchors tail, hollow glass steel pole body, stirring-head; The hole that the metal anchors tail is inserted in hollow glass steel pole body in the heart, the hollow glass steel pole body other end is connected with stirring-head.
The connected mode of metal anchors tail and hollow glass steel pole body adopts screw thread and bonding;
The periphery of stirring-head is left-handed structure.
Beneficial effect:
Adopt the extensible glass fibre reinforced plastics rockbolts of the utility model, used the metal anchors tail, improved the anti-shearing force of simple glass steel anchor rod anchor tail, reduced number of times because of tunnel wall caving and then initiation roof fall, the use of metal anchors tail makes this glass fibre reinforced plastics rockbolts have the elongation per unit length of general anchor pole in addition, avoided having improved the roadway support quality because anchor pole does not have elongation per unit length to cause the disrumpent feelings possibility of anchor pole.
But this glass fibre reinforced plastics rockbolts has cutting, especially be used in coal road two help with work plane open-off cut coal group in, coal-winning machine can directly cut, and does not influence normal coal mining speed, has improved the production efficiency of coal-winning machine.
Adopt this glass fibre reinforced plastics rockbolts, can reduce support cost significantly.
In a word, the utility model is compared with prior art, it have safe and reliable, tension is antitorque and anchor tail shear strength height, anchored force are big, the body of rod flexible good, corrosion-resistant, in light weight, can cut, easy for installation, characteristics such as supporting effect good, cost is low.
Description of drawings
When considered in conjunction with the accompanying drawings, by the reference following detailed, can more completely understand the utility model better and learn wherein many attendant advantages easily, but accompanying drawing described herein is used to provide further understanding of the present utility model, constitute a part of the present utility model, illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute to improper qualification of the present utility model, wherein:
Fig. 1 is the schematic diagram of the extensible glass fibre reinforced plastics rockbolts of the utility model.
The specific embodiment
With reference to Fig. 1 embodiment of the present utility model is described.
Obviously, the many modifications and variations done based on aim of the present utility model of those skilled in the art belong to protection domain of the present utility model.
Embodiment 1:
A kind of extensible glass fiber reinforced plastic metallic combination anchor pole comprises metal anchors tail 1, hollow glass steel pole body 2, stirring-head 3; The hole that metal anchors tail 1 is inserted in hollow glass steel pole body 2 in the heart, hollow glass steel pole body 2 is connected with stirring-head 3;
Hollow glass steel pole body one end is equipped with the stirring-head 3 of left-handed structure.
Embodiment 2:
A kind of extensible glass fiber reinforced plastic metallic combination anchor pole comprises metal anchors tail 1, hollow glass steel pole body 2 and stirring-head 3; The hole that metal anchors tail 1 is inserted in hollow glass steel pole body 2 in the heart, the anchored end of hollow glass steel pole body 2 is connected with stirring-head 3;
The hole connected mode in the heart that metal anchors tail 1 is inserted in hollow glass steel pole body 2 is that screw thread is bonding, or the junction is the matsurface interference fits, or connects at the securing member that adds of hollow glass steel pole body 2.
Embodiment 3:
A kind of extensible glass fiber reinforced plastic metallic combination anchor pole, or in the hole of stirring-head 3 reeve hollow glass steel pole bodies 2, connected mode is that the junction is the matsurface interference fits, or connect at the external securing member that adds of hollow glass steel pole.
Embodiment 4:
A kind of extensible glass fiber reinforced plastic metallic combination anchor pole, hollow glass steel pole body 2 anchored end are polished or roughened surface treatment.
Extensible glass fiber reinforced plastic metallic combination anchor pole is mainly used in the supporting product that colliery coal road two is helped.Utilize existing erecting tools very easily this novel glass steel anchor rod to be installed.Especially coal road two help and the open-off cut tunnel in result of use more obvious.
Replace wood bolt, the bamboo anchoring-bolt of use at present, improved the reliability of its supporting;
A little less than the anti-shearing force of the on-the-spot glass fibre reinforced plastics rockbolts anchor tail that uses, and elongation per unit length is very little, and this novel glass steel anchor rod has overcome the shortcoming of existing this type of anchor pole, has improved the safety factor of supporting;
Use in coal road open-off cut tunnel, coal-winning machine can directly cut, and has improved the production efficiency of coal-winning machine.
Compare with anchor metal and to have reduced support cost.
A kind of extensible glass fiber reinforced plastic metallic combination anchor pole, form by metal anchors tail, hollow glass steel pole body and stirring-head, hollow glass steel pole body one end is connected with the metal anchors tail, the other end connects stirring-head, hollow glass steel pole body adopts the bonding mode of screw thread to be connected with the metal anchors tail, hollow glass steel pole body anchored end adopts the anchored force of the form increase anchor pole of screw thread or rough surface, the bonding left-handed stirring-head of hollow glass steel pole body anchored end.This glass fibre reinforced plastics rockbolts also has extendible characteristics except that all advantages with other glass fibre reinforced plastics rockbolts, overcome anchor pole easy disrumpent feelings drawback when down-hole application.It is applicable in anchoring engineerings such as all kinds of mines, traffic and water conservancy tunnel, military project, civil engineering and uses.Especially help at coal road two, use in the coal-face open-off cut, can more give full play to it and can cut and advantage cheaply.
As mentioned above, embodiment of the present utility model is explained, but as long as not breaking away from inventive point of the present utility model and effect in fact can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, such variation also all is included within the protection domain of the present utility model.
Claims (5)
1. an extensible glass fiber reinforced plastic metallic combination anchor pole is characterized in that comprising metal anchors tail, hollow glass steel pole body, stirring-head; The hole that the metal anchors tail is inserted in hollow glass steel pole body in the heart, the hollow glass steel pole body other end is connected with stirring-head.
2. a kind of extensible glass fiber reinforced plastic metallic combination anchor pole according to claim 1 is characterized in that the connected mode of metal anchors tail and hollow glass steel pole body adopts screw thread and bonding.
3. a kind of extensible glass fiber reinforced plastic metallic combination anchor pole according to claim 1 and 2 is characterized in that hollow glass steel pole body one end is equipped with the stirring-head of left-handed structure.
4. a kind of extensible glass fiber reinforced plastic metallic combination anchor pole according to claim 1, it is characterized in that the hole connected mode in the heart that the metal anchors tail is inserted in hollow glass steel pole body is that the junction is the matsurface interference fits, or connect at the external securing member that adds of hollow glass steel pole.
5. a kind of extensible glass fiber reinforced plastic metallic combination anchor pole according to claim 1, it is characterized in that, the hole that stirring-head injects hollow glass steel pole body in the heart, connected mode is that the junction is the matsurface interference fits, or connects at the external securing member that adds of hollow glass steel pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205803738U CN201835848U (en) | 2010-10-22 | 2010-10-22 | Extensible glass fiber reinforced plastic metal combined anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205803738U CN201835848U (en) | 2010-10-22 | 2010-10-22 | Extensible glass fiber reinforced plastic metal combined anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201835848U true CN201835848U (en) | 2011-05-18 |
Family
ID=44005954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205803738U Expired - Fee Related CN201835848U (en) | 2010-10-22 | 2010-10-22 | Extensible glass fiber reinforced plastic metal combined anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201835848U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605777A (en) * | 2011-12-20 | 2012-07-25 | 武汉大学 | Glass reinforced plastic spiral anchor rod and using method thereof |
| CN106120821A (en) * | 2016-08-20 | 2016-11-16 | 三峡大学 | Root-type anchoring support device and slope anchorage method for protecting support thereof in a kind of |
| CN104653210B (en) * | 2015-02-04 | 2017-04-12 | 昆山市金侨市政工程有限公司 | Composite anchor bolt structure |
| CN106703851A (en) * | 2017-01-11 | 2017-05-24 | 辽宁工程技术大学 | Extensible and anti-breaking fiber reinforce plastic bolt |
| CN106907168A (en) * | 2017-03-20 | 2017-06-30 | 化工部长沙设计研究院 | Slit-tube mortar length combined bolt support structure and its construction method |
-
2010
- 2010-10-22 CN CN2010205803738U patent/CN201835848U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605777A (en) * | 2011-12-20 | 2012-07-25 | 武汉大学 | Glass reinforced plastic spiral anchor rod and using method thereof |
| CN104653210B (en) * | 2015-02-04 | 2017-04-12 | 昆山市金侨市政工程有限公司 | Composite anchor bolt structure |
| CN106120821A (en) * | 2016-08-20 | 2016-11-16 | 三峡大学 | Root-type anchoring support device and slope anchorage method for protecting support thereof in a kind of |
| CN106703851A (en) * | 2017-01-11 | 2017-05-24 | 辽宁工程技术大学 | Extensible and anti-breaking fiber reinforce plastic bolt |
| CN106907168A (en) * | 2017-03-20 | 2017-06-30 | 化工部长沙设计研究院 | Slit-tube mortar length combined bolt support structure and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20141022 |
|
| EXPY | Termination of patent right or utility model |