CN105946159A - Production method for FRP nut clamped double-pressure-relieving composite anchorage pier - Google Patents
Production method for FRP nut clamped double-pressure-relieving composite anchorage pier Download PDFInfo
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- CN105946159A CN105946159A CN201610289536.9A CN201610289536A CN105946159A CN 105946159 A CN105946159 A CN 105946159A CN 201610289536 A CN201610289536 A CN 201610289536A CN 105946159 A CN105946159 A CN 105946159A
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- Prior art keywords
- pier
- frp
- production method
- anchor
- slow
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000002131 composite material Substances 0.000 title abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052742 iron Inorganic materials 0.000 claims abstract description 18
- 150000001875 compounds Chemical class 0.000 claims description 24
- 238000003825 pressing Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 16
- 229920005989 resin Polymers 0.000 claims description 16
- 210000004907 gland Anatomy 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 15
- 238000004873 anchoring Methods 0.000 claims description 14
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920006305 unsaturated polyester Polymers 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000000805 composite resin Substances 0.000 description 9
- 238000000748 compression moulding Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229920006337 unsaturated polyester resin Polymers 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005311 nuclear magnetism Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/14—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0006—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by the bolt material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/14—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps
- B29C2043/141—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps for making single layer articles
- B29C2043/144—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps for making single layer articles using different moulds, i.e. the layer is compressed in consecutive steps by using different moulds for each portion of the article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/06—Unsaturated polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2305/00—Use of metals, their alloys or their compounds, as reinforcement
- B29K2305/08—Transition metals
- B29K2305/12—Iron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/06—Rods, e.g. connecting rods, rails, stakes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0006—Plastics
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Bridges Or Land Bridges (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a production method for an FRP nut clamped double-pressure-relieving composite anchorage pier. The chemical compositions and the forming process are improved to solve the two core problems of corrosion and insufficient tensioning force of an anchorage device, so that the production method for the FRP iron wire composite type anchor rod anchorage device is formed; the defects that existing metal anchorage devices are prone to corrosion and insufficient in tensioning force are overcome; the anchorage pier is light, high in strength and resistant to corrosion; and the application range of the FRP nut clamped double-pressure-relieving composite anchorage pier is expanded, and the market competitiveness of the anchorage pier is improved.
Description
Technical field
The present invention relates to the double slow production method pressing compound anchor pier of a kind of FRP nut clamping, belong to building and execute
Work technical field.
Background technology
Anchor pole makes important supporting apparatus, in recent years, along with foundation, geotechnical engineering construction and mine well
The raising of lower job safety consciousness, the performance of anchor pole is had higher requirement by people.Currently used glass
Glass steel, FRP composite anchor-rod are compared with anchor metal, and intensity and performance have promoted, but due to anchor pole
Restriction on bulk material and processing technology, causes minimum (in the overall drawing test nothing of its extension property
Significantly extend).So, when pressure passes on anchor pole, owing to cannot be inhaled by the plastic deformation of bolt body
Receive pressure, make anchor rod body the most disrumpent feelings, affect supporting effect, security incident time serious, can be caused.And it is golden
Genus anchor, due to perishable, also often result in anchor rod body the most disrumpent feelings, causes security incident.
Summary of the invention
For solving the deficiencies in the prior art, it is an object of the invention to provide the double slow pressure of a kind of FRP nut clamping
The production method of compound anchor pier, can overcome existing metal anchor perishable, strain at hypodynamic shortcoming,
High-strength light, anticorrosive.
In order to realize above-mentioned target, the present invention adopts the following technical scheme that:
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping, it is characterised in that include following
Step:
1) matrix material carries out mixing, stirring formation FRP by certain mass ratio in resin glue liquid bath
Material；Here matrix material includes unsaturated polyester resin, polyurethane, glass fibre, releasing agent；
2) in resin glue liquid bath, add Φ 0.2～0.4mm iron wire, stir, form resin adhesive liquid；
3) resin adhesive liquid stirred is carried out vacuumizing and defoaming；
4) use step 3) material that obtains pour into shaper make respectively bolt body, taper slow pressure pier,
Backing plate, taper anchor plug, fixed torsion nut for anchor rod eases up gland pipe；
5) one end of bolt body is sequentially passed through taper slow pressure pier, backing plate, taper anchoring plug, anchor pole with fixed
Torque nut；Described fixed torsion nut for anchor rod is used for fastening bolt body；
6) slow gland pipe one end symmetry opens two grooves, and one end of fluting is placed on backing plate, as with sleeve
The working hole of fixed torsion nut for anchor rod tightened by spanner；
Fasten after the fixed torsion nut for anchor rod of taper anchoring plug, slow gland pipe is placed on backing plate；
7) same one end of bolt body is sequentially passed through taper slow pressure pier, taper anchoring plug, and with anchor pole with fixed
Torque nut fastens.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 2) in the mass percent of each component of resin adhesive liquid be: unsaturated polyester resin 70%～85%,
Polyurethane 3%～6%, glass fibre 15%～20%, releasing agent 1%～3%, Φ 0.2～0.4mm iron wire
Addition content 3%～8%.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 3) in vacuumizing and defoaming pressure at below-0.1Mpa, the pumpdown time is less than 1 hour.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 4) in use shaper time impregnation and the die forming time be not less than 5 minutes.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 4) in taper delay pressure pier use in the middle of have the sloped footing of 2mm circular hole bigger than bolt body size.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 4) in back plate sizes use 20mm × 100mm × 100mm, centre is provided with compares bolt body
The circular hole of the big 2mm of size.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 4) in taper anchoring plug be set to centre and have the conical plug of 2mm circular hole bigger than bolt body size.
The double slow production method pressing compound anchor pier of aforesaid a kind of FRP nut clamping, it is characterised in that: institute
State step 4) in the size of slow gland pipe be Φ 65mm × 20mm～108mm × 20mm, the width of groove
Less than 50mm, height less than the 1/3 of slow gland pipe.
The beneficial effect that the present invention is reached: this method production stage is simple, with low cost, produces
Compound anchor pier is anticorrosive, anti-fatigue performance good for the double slow pressure of FRP nut clamping, insulation, heat insulation and saturating electromagnetism
Ripple etc., can the environment level of acid, alkali, villaumite and humidity some such as radar station magnetic observatory medical treatment nuclear-magnetism
The medium-term and long-term uses of special occasions such as resonant device structure；Additionally, this production method be conducive to Automated condtrol and
Continuous prodution, can control cost, increases substantially the double slow market pressing compound anchor pier of FRP nut clamping
Competitiveness；The problem that this method exists for prior art, around improving anchor corrosion and straining at power not
Two key problems of foot, chemically composition and two aspects of forming technology improve, and define FRP iron wire
The production method of composite anchor-rod anchor, overcomes existing metal anchor perishable, strains at power not
The shortcoming of foot, high-strength light, anticorrosive, expand the double slow application pressing compound anchor pier of FRP nut clamping
Scope, and improve its market competitiveness.
Accompanying drawing explanation
Fig. 1 is the structural representation of the product that this method is produced.
Labelling implication in accompanying drawing:
1-bolt body, 2-taper slow pressure pier, 3-backing plate, 4-taper anchoring plug, 5-fixed torsion nut for anchor rod,
6-delays gland pipe.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.Following example are only used for clearly illustrating
Technical scheme, and can not limit the scope of the invention with this.
As it is shown in figure 1, a kind of FRP nut clamping compound anchor pier of double slow pressure includes bolt body 1, taper
Delay pressure pier 2, backing plate 3, taper anchors plug 4, fixed torsion nut for anchor rod 5 eases up gland pipe 6, all uses
FRP compression molding.
Wherein, taper delay pressure pier 2 use admixture iron wire FRP composite resin glue pour into shaper mold
Molding, has the sloped footing of 2mm circular hole bigger than anchor pole size for centre.
Backing plate 3 uses the FRP composite resin glue of admixture iron wire to pour shaper compression molding, size one into
As be 20mm × 100mm × 100mm, there is the circular hole of 2mm bigger than anchor pole size centre.
Taper anchoring plug 4 is that shaper compression molding poured into by the FRP composite resin glue using admixture iron wire,
The conical plug of 2mm circular hole bigger than anchor pole size is had for centre.
The clamp nut that fixed torsion nut for anchor rod 5 uses for glass fibre reinforced plastics rockbolts, uses the FRP of admixture iron wire
Shaper compression molding poured into by composite resin glue.Including body, torsion ring and torsion bar, torsion ring set
Be located at body exterior, and torsion bar be connected between body and torsion ring, and the intensity of torsion bar and hardness little
Intensity and hardness in body.
Slow gland pipe 6 is Φ 65mm × 20mm～108mm × 20mm, opens with backing plate 3 contact site symmetry
Two grooves, facilitate workman to tighten fixed torsion nut for anchor rod 5 with box spanner.
Produce the double slow production method pressing compound anchor pier of this FRP nut clamping, comprise the following steps:
Step one: fibrous material and matrix material carry out mixing by certain mass ratio in resin glue liquid bath,
Stir formation high-performance type FRP material.
Step 2: add Φ 0.2～0.4mm iron wire in resin glue liquid bath, stir.Resin adhesive liquid is each
The mass percent of component is: unsaturated polyester resin 70%～85%, polyurethane 3%～6%, glass fibre
15%～20%, releasing agent 1%～3%, Φ 0.2～0.4 iron wire addition content 3%～8%.
Step 3: the resin adhesive liquid stirred is carried out vacuumizing and defoaming, to remove the gas in resin adhesive liquid
Bubble.Vacuumizing and defoaming pressure was less than 1 hour in below-0.1Mpa, pumpdown time.
Step 4: the resin adhesive liquid of admixture iron wire uses shaper make bolt body 1, taper slow pressure pier
2, backing plate 3, taper anchoring plug 4, fixed torsion nut for anchor rod 5 ease up compressed steel sleeve pipe.Using stock mould
Impregnation and die forming time during tool are not less than 5 minutes:
1) shaper compression molding poured into by the FRP composite resin glue using admixture iron wire, and making centre has
The taper of 2mm circular hole bigger than anchor pole size slow pressure pier 2.
2) the FRP composite resin glue using admixture iron wire is poured shaper into and is molded into backing plate 3, size one
As be 20mm × 100mm × 100mm, there is the circular hole of 2mm bigger than anchor pole size centre.
3) the FRP composite resin glue using admixture iron wire is poured shaper into and is molded into taper anchoring plug 4,
There is 2mm circular hole bigger than anchor pole size centre.
4) the FRP composite resin glue using admixture iron wire is poured shaper into and is molded into anchor pole with determining torsion spiral shell
Female 5, including body, torsion ring and torsion bar, torsion ring is set in body exterior, and torsion bar is connected to this
Between body and torsion ring, and the intensity of torsion bar and hardness are less than intensity and the hardness of body.
5) the FRP composite resin glue using admixture iron wire is poured shaper into and is molded into slow gland pipe 6, rule
Lattice are generally Φ 65mm × 20mm～108mm × 20mm, one end symmetry open two width less than 50mm,
Highly less than its groove of 1/3, one end of fluting is placed on backing plate 3, twists with box spanner as workman
The working hole of tight 5. fixed torsion nut for anchor rod 5.
Step 5: bolt body 1 one end sequentially passes through taper slow pressure pier 2, backing plate 3 and taper anchoring plug 4,
After being fastened by fixed torsion nut for anchor rod 5, slow gland pipe 6 is placed on backing plate 3, forms first set
Elastic buffer anchor.
Step 6: by remaining bolt body 1 end through taper slow pressure pier 2 and tapered anchoring plug, use anchor
Bar is tight with determining torque nut 5 anchor, forms the second set elastic buffer anchor.
The double slow pressure of the present invention processes, when foundation ditch, coal mine roadway sidewall pressurized time, pressure can be shifted
On elastic buffer anchor, and carry out absorption pressure by the plastic deformation of elastic buffer anchor self,
Improve fiberglass and the extension property of FRP anchor pole so that anchor rod body fracture is less likely to occur and destroys,
Substantially increase fiberglass and the service life of FRP anchor pole, there is the highest practicality.
The above is only the preferred embodiment of the present invention, it is noted that common for the art
For technical staff, on the premise of without departing from the technology of the present invention principle, it is also possible to make some improvement and change
Shape, these improve and deformation also should be regarded as protection scope of the present invention.
Claims (8)
1. the double slow production method pressing compound anchor pier of a FRP nut clamping, it is characterised in that include with
Lower step:
1) matrix material carries out mixing, stirring formation FRP by certain mass ratio in resin glue liquid bath
Material；
2) in resin glue liquid bath, add Φ 0.2～0.4mm iron wire, stir, form resin adhesive liquid；
3) resin adhesive liquid stirred is carried out vacuumizing and defoaming；
4) use step 3) material that obtains pour into shaper make respectively bolt body, taper slow pressure pier,
Backing plate, taper anchor plug, fixed torsion nut for anchor rod eases up gland pipe；
5) one end of bolt body is sequentially passed through taper slow pressure pier, backing plate, taper anchoring plug, anchor pole with fixed
Torque nut；Described fixed torsion nut for anchor rod is used for fastening bolt body；
6) slow gland pipe one end symmetry opens two grooves, and one end of fluting is placed on backing plate, as with sleeve
The working hole of fixed torsion nut for anchor rod tightened by spanner；
Fasten after the fixed torsion nut for anchor rod of taper anchoring plug, slow gland pipe is placed on backing plate；
7) same one end of bolt body is sequentially passed through taper slow pressure pier, taper anchoring plug, and with anchor pole with fixed
Torque nut fastens.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 2) in the mass percent of each component of resin adhesive liquid be: unsaturated polyester (UP) tree
Fat 70%～85%, polyurethane 3%～6%, glass fibre 15%～20%, releasing agent 1%～3%, Φ 0.2～
0.4 iron wire addition content 3%～8%.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 3) in vacuumizing and defoaming pressure do not surpass in below-0.1Mpa, pumpdown time
Spend 1 hour.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 4) in use shaper time impregnation and the die forming time be not less than 5
Minute.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 4) in taper slow pressure pier use in the middle of have bigger 2mm than bolt body size
The sloped footing of circular hole.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 4) in back plate sizes use 20mm × 100mm × 100mm, centre sets
It is equipped with the circular hole of 2mm bigger than bolt body size.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 4) in taper anchoring plug be set to centre and have bigger 2mm than bolt body size
The conical plug of circular hole.
The double slow production method pressing compound anchor pier of a kind of FRP nut clamping the most according to claim 1,
It is characterized in that: described step 4) in the size of slow gland pipe be Φ
65mm × 20mm～108mm × 20mm, the width of groove is less than slow gland pipe less than 50mm, height
1/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610289536.9A CN105946159B (en) | 2016-05-04 | 2016-05-04 | A kind of production method of the double slow compound anchor piers of pressure of FRP nuts clamping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610289536.9A CN105946159B (en) | 2016-05-04 | 2016-05-04 | A kind of production method of the double slow compound anchor piers of pressure of FRP nuts clamping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105946159A true CN105946159A (en) | 2016-09-21 |
| CN105946159B CN105946159B (en) | 2018-07-03 |
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| CN201610289536.9A Active CN105946159B (en) | 2016-05-04 | 2016-05-04 | A kind of production method of the double slow compound anchor piers of pressure of FRP nuts clamping |
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| CN204572032U (en) * | 2015-01-22 | 2015-08-19 | 山东科技大学 | A kind of buffering allows pressure pretightning force survey anchor rod pallet board |
| CN105252689A (en) * | 2015-10-19 | 2016-01-20 | 江苏中南建筑产业集团有限责任公司 | Manufacturing method for environment-friendly fiber reinforced plastic (FRP) iron wire compound type anchor rod |
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| CN203114315U (en) * | 2013-02-22 | 2013-08-07 | 山东科技大学 | Yielding anchor rod capable of monitoring prestress by itself |
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| CN204572032U (en) * | 2015-01-22 | 2015-08-19 | 山东科技大学 | A kind of buffering allows pressure pretightning force survey anchor rod pallet board |
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| CN105946159B (en) | 2018-07-03 |
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