CN2594357Y - High-strength composite material waveform tooth clamp anchor - Google Patents
High-strength composite material waveform tooth clamp anchor Download PDFInfo
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- CN2594357Y CN2594357Y CN 02244587 CN02244587U CN2594357Y CN 2594357 Y CN2594357 Y CN 2594357Y CN 02244587 CN02244587 CN 02244587 CN 02244587 U CN02244587 U CN 02244587U CN 2594357 Y CN2594357 Y CN 2594357Y
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- tooth plate
- waveform tooth
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Abstract
The utility model relates to a high-strength composite material wave-shaped tooth clamp anchor which belongs to the technical field of composite material chucking appliances and anchorage devices. The utility model is mainly composed of an upper and a lower wave-shaped toothed plates, a stiffened corrugated plate, compressing and locking devices, etc. The utility model has the advantages of reasonable structure, high operational reliability, simple manufacturing technique, low cost, diversified shape and simple operation, and the utility model has multiple functions of being used as a chucking appliance and an anchorage device for composite material sheets, or a connector for the composite material sheets, or reinforcing material for the tensile stress bearing parts of engineering structures (such as steel structures, wooden structures, concrete structures, etc.), such as beams, plates, posts, etc., and being used for producing large tonnage high-strength composite material tension structural members, such as suspension cables, bracing cables, prestressing tendons, etc., and strengthening and reinforcing the existing engineering structures (such as bridges, houses, ships, etc.).
Description
One, technical field
The utility model belongs to composite clamp and ground tackle technical field.
Two, background technology
High strength composite, as carbon fibre reinforced plastic, high molecular polymer fibre reinforced plastics, glass fiber reinforced plastics etc., have, antifatigue big, characteristic such as corrosion-resistant, be widely used in fields such as space flight and aviation, aircraft manufacturing, sports entertainment article, boats and ships, automobile, building from heavy and light, bearing capacity.But relatively poor because of its shear behavior, be not easy to connect and anchoring; For example, during with carbon fiber reinforcement reinforcement engineering structures,,, the reinforcement and strengthening effect is greatly descended under the higher stress effect or under the higher temperature effect big shear strain taking place easily because cementing agent is a plastic cement.In addition; the external soft alloy of coating on the carbon fibre composite twisted wire of studying and testing; to improve shear behavior and the protection composite material twisted wire of composite material when clamping and the anchoring; but the soft alloy of this coating is very complicated with the technology of improving shear behavior, clamping and anchoring effect are also undesirable; and the cost height is not easy to generally promote in engineering structures.
Three, summary of the invention
The purpose of this utility model provides a kind of high strength composite waveform toothholder tool anchor, it is rational in infrastructure, with low cost, manufacturing process is simple, as adopt easy artisan craftsmanship, just can make the power of bearing and reach large-tonnage high strength composite drag-line member more than 400 tons; And can carry out reinforcement and strengthening to existing engineering structures easily, improving the application life of its supporting capacity, extending structure, or the like.Thereby enlarge the engineering range of application of high strength composite, for the heavy-duty of the structure lightness of engineering, supporting capacity, goodization of performance (as antifatigue, corrosion-resistant, long service life etc.) are laid a good foundation.
The purpose of this utility model is achieved in that a kind of high strength composite waveform toothholder tool anchor, mainly by last waveform tooth plate, the corrugated sheet of putting more energy into, following waveform tooth plate, compress and composition such as locking device, on, the flange of the following waveform tooth plate and the corrugated sheet of putting more energy into (or recessed edge) wavy line is to coincide mutually, on, following waveform tooth plate (refers to the anchor clamps anchor that does not have the corrugated sheet of putting more energy into) between the two or goes up the waveform tooth plate, the corrugated sheet of putting more energy into, can seamless unoccupied place between the following waveform tooth plate three closely combine and become the basis of clamping and anchoring high strength composite, and last, corresponding position is provided as to install and compresses and the bolt hole of locking device on the following waveform tooth plate and the corrugated sheet of putting more energy into, and passes so that play the screw rod of interconnect function.The material of the upper and lower waveform tooth plate and the corrugated sheet of putting more energy into is steel, alloy, pottery, just changes plastics etc.High strength composite sheet material (as carbon fibre reinforced plastic, high molecular polymer fibre reinforced plastics, glass fiber reinforced plastics etc.) is pasted between the upper and lower waveform tooth plate; When, thickness more when the number of plies of composite material sheet is big, when clamping not strongly in order to prevent between the composite material sheet bigger shear strain to take place, set up the one or multi-channel corrugated sheet of putting more energy between upper and lower waveform tooth plate, the composite material sheet layering that multilayer is thicker also is pasted on respectively between waveform tooth plate, the corrugated sheet of putting more energy into, the following waveform tooth plate.Compress and locking device is made up of 4～10 screw bolt and nut and spring washer etc., after treating that composite material sheet is pasted, screw rod is passed prepared screw-bolt hole, tighten the nut of band spring washer, upper and lower waveform tooth plate is applied certain pressure and locking, make the waveform tooth plate, the corrugated sheet of putting more energy into, following waveform tooth plate and paste between them and the composite material sheet of clamping pushes mutually, form an overall structure with combining closely, realization is to the clamping and the anchoring of composite material sheet.
Operating principle of the present utility model is to utilize composite material sheet and upper and lower waveform tooth plate and put more energy into adhesion stress and frictional force between the corrugated sheet, with composite material clamping and be anchored in upper and lower waveform tooth plate and put more energy between the corrugated sheet reliably; Upper and lower waveform tooth plate is flange (or recessed edge) structure, and the effect that increases frictional force and increase bond area is arranged; Compress and locking device makes the waveform tooth plate, the corrugated sheet of putting more energy into, following waveform tooth plate and pastes between them between the composite material sheet of also clamping and push mutually, further increase frictional force and improve adhesion stress, make the clamping of composite material sheet and anchoring effect more reliable.Because these anchor clamps anchor is to rely on adhesion stress and frictional force work, the composite material of shearing resistance poor-performing not have concentrated shearing force effect, so composite material can be by pinch off.
To form an integrally-built anchor clamps anchor more and be connected accordingly or fastening devices matches (for example welding, embed, anchor into the medium mode of engineering structure), engineering structures is strengthened or existing structure is carried out reinforcement and strengthening.These anchor clamps anchor can be made multiple shape to adapt to the engineering structures profile that is enhanced or reinforces, as linear pattern, shaped form, broken line type etc.If the columniform post that needs reinforcement, these anchor clamps anchor can be done and in the arc-shapedly adapt with it; If rectangular section column is reinforced, these anchor clamps anchor can be fabricated to broken line type (i.e. the shape at four angles) and adapt with it.In addition, the section of the last waveform tooth plate of these anchor clamps anchor, the corrugated sheet of putting more energy into, following waveform tooth plate is arranged and can be run-in index, fan-shaped formula etc.; For example make the large-tonnage hoist cable, the upper and lower waveform tooth plate and the corrugated sheet of putting more energy into can be fan-shaped layout, so that composite material hoist cable more compact structure, more reasonable.
The utility model adopts technique scheme, and it is rational in infrastructure, the functional reliability height; Manufacturing process is simple, and is with low cost, good economy performance; The shape variation, compliance is good; Simple to operate, applicability is good; Or the like.Diverse in function of the present utility model, applied range both can be used as the anchor clamps and the ground tackle of composite material sheet, again can be as the connector of composite material sheet; Can also make large-tonnage high strength composite tension member, as hoist cable, drag-line, presstressed reinforcing steel etc.; The reinforcing material that also can be used as the position of bearing tensile stress of engineering structures (as steel work, wood knot knot, concrete structure etc.) Ru Liang, plate, post etc. uses, and can also make the usefulness of reinforcement and strengthening for existing engineering structures (as bridge, house, boats and ships etc.).
Four, description of drawings
Fig. 1: upper and lower waveform tooth plate schematic perspective view of the present utility model;
Fig. 2: embodiment carbon fibre composite waveform toothholder tool anchor plan view and I-I sectional drawing;
Fig. 3: several frequently seen form structure schematic diagram of the present utility model;
Put more energy into corrugated sheet, 4 composite material sheets, 5 bolts hole, 6 of waveform tooth plate on 1,2 times waveform tooth plates, 3 withheld preformed hole.
Five, the specific embodiment
Below in conjunction with embodiment, further specify the utility model.
As shown in Figure 2, respectively be made into two with the steel plate of four block length 200mm, wide 100mm, thick 25mm and go up waveform tooth plate 1 and two following waveform tooth plates 2, make two anchor clamps anchors (by the last waveform tooth plate 1 that coincide mutually and following waveform tooth plate 2 respectively one form).Because the carbon cloth sheet material of test usefulness is thin, the number of plies less (being 2 * 0.111mm), and the corrugated sheet 3 of putting more energy into is not set.And on waveform tooth plate on each anchor clamps anchor 1 and following waveform tooth plate 2, reserved four high-strength bolt holes 5 and two and withheld preformed hole 6 by position shown in Figure 2.Technology by hand then, two of the carbon fibre reinforced plastic sheet material of carbon cloth composition that earlier will two-layer wide 50mm, thick 0.111mm is pasted between the last waveform tooth plate 1 and following waveform tooth plate 2 of two anchor clamps anchors with epoxy resin; Then the high-strength bolt that is 16mm with four diameters respectively pass the bolt preformed hole 5 of upper and lower waveform tooth plate and tighten band prestressed spring packing ring nut, thereby implement upper and lower waveform tooth plate is applied certain pressure and locking, make upper and lower waveform tooth plate and paste between them and the carbon fibre reinforced plastic sheet material of clamping pushes, closely is combined together to form overall structure mutually.After the above-mentioned structural element made placed 24 hours, withhold preformed hole 6 with withholding to pass, and hang with the anchor clamps anchor of wire rope with the one end, the anchor clamps anchor of the other end hangs a wooden small basket that is used to place weight, and weighting material is done tensile test in the wood basket then.After carbon fiber is broken,, repeat above test again with ground tackle overhaul and cleaning.Show that through test of many times the design maximum tension stress of carbon fiber is 2650Mpa, test value all more than 3200Mpa, reaches as high as 3976Mpa, and this illustrates that the clamping of these anchor clamps anchor and anchoring are very reliable.
Claims (3)
1. high strength composite waveform toothholder tool anchor, mainly by compressing and locking device is formed, it is characterized in that also having upward waveform tooth plate (1), following waveform tooth plate (2) and the corrugated sheet of putting more energy into (3), and bolt hole (5) is set accordingly on the upper and lower waveform tooth plate and the corrugated sheet of putting more energy into, with high strength composite sheet material (4) be pasted on waveform tooth plate (1), the corrugated sheet of putting more energy into (3), down between the waveform tooth plate (2) after, with compressing and the bolt of locking device passes the bolt hole (5) and the fastening nut of the upper and lower waveform tooth plate and the corrugated sheet of putting more energy into; Less or thickness hour is not provided with the corrugated sheet of putting more energy into (3) when composite material sheet (4) number of plies.
2. according to the described high strength composite waveform of claim 1 toothholder tool anchor, it is characterized in that the flange or the recessed edge of waveform tooth plate (1) and following waveform tooth plate (2) and the corrugated sheet of putting more energy into (3) or last waveform tooth plate (1) and following waveform tooth plate (2), make mutual tight connecting and there is no the wave that slots close cooperates.
3. according to the described high strength composite waveform of claim 1 toothholder tool anchor, the material that it is characterized in that waveform tooth plate (1), following waveform tooth plate (2), the corrugated sheet of putting more energy into (3) is steel or alloy or pottery or has just changed plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02244587 CN2594357Y (en) | 2002-10-29 | 2002-10-29 | High-strength composite material waveform tooth clamp anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02244587 CN2594357Y (en) | 2002-10-29 | 2002-10-29 | High-strength composite material waveform tooth clamp anchor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2594357Y true CN2594357Y (en) | 2003-12-24 |
Family
ID=33716431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02244587 Expired - Lifetime CN2594357Y (en) | 2002-10-29 | 2002-10-29 | High-strength composite material waveform tooth clamp anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2594357Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332104C (en) * | 2006-03-30 | 2007-08-15 | 尚守平 | Carbon fiber board anchor for civil engineering construction |
| CN101285333B (en) * | 2008-06-06 | 2010-08-04 | 湖南科技大学 | Special anchorage for combined variable-corrugated fiber sheets and prestressing force stretching method thereof |
| CN101929494A (en) * | 2010-09-01 | 2010-12-29 | 中南大学 | Method for self-lock of flexible flaky material by turnstile |
| CN101949198A (en) * | 2010-09-01 | 2011-01-19 | 周朝阳 | Parallel bar type anchor device for flexible flaky material and method thereof |
| CN102094536A (en) * | 2011-02-28 | 2011-06-15 | 卓清 | Array type waved tooth clamp anchor |
| CN102296755A (en) * | 2011-06-16 | 2011-12-28 | 上海维固工程实业有限公司 | Carbon fiber sheet anchorage device with corrugated splint and soft base plate |
| CN105887702A (en) * | 2016-04-20 | 2016-08-24 | 武汉理工大学 | Method for reinforcing concrete beam by prestressed carbon fiber plate and steel-concrete |
| CN109826083A (en) * | 2019-03-08 | 2019-05-31 | 北京工业大学 | A kind of CFRP sheet type drag-line low-pylon cable-stayed bridge |
-
2002
- 2002-10-29 CN CN 02244587 patent/CN2594357Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332104C (en) * | 2006-03-30 | 2007-08-15 | 尚守平 | Carbon fiber board anchor for civil engineering construction |
| CN101285333B (en) * | 2008-06-06 | 2010-08-04 | 湖南科技大学 | Special anchorage for combined variable-corrugated fiber sheets and prestressing force stretching method thereof |
| CN101929494A (en) * | 2010-09-01 | 2010-12-29 | 中南大学 | Method for self-lock of flexible flaky material by turnstile |
| CN101949198A (en) * | 2010-09-01 | 2011-01-19 | 周朝阳 | Parallel bar type anchor device for flexible flaky material and method thereof |
| CN101929494B (en) * | 2010-09-01 | 2012-11-21 | 中南大学 | Method for self-lock of flexible flaky material by turnstile |
| CN102094536A (en) * | 2011-02-28 | 2011-06-15 | 卓清 | Array type waved tooth clamp anchor |
| CN102094536B (en) * | 2011-02-28 | 2013-12-18 | 卓清 | Array type waved tooth clamp anchor |
| CN102296755A (en) * | 2011-06-16 | 2011-12-28 | 上海维固工程实业有限公司 | Carbon fiber sheet anchorage device with corrugated splint and soft base plate |
| CN105887702A (en) * | 2016-04-20 | 2016-08-24 | 武汉理工大学 | Method for reinforcing concrete beam by prestressed carbon fiber plate and steel-concrete |
| CN109826083A (en) * | 2019-03-08 | 2019-05-31 | 北京工业大学 | A kind of CFRP sheet type drag-line low-pylon cable-stayed bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20121029 Granted publication date: 20031224 |