CN207776262U - A kind of prestressed anchor - Google Patents
A kind of prestressed anchor Download PDFInfo
- Publication number
- CN207776262U CN207776262U CN201820103842.3U CN201820103842U CN207776262U CN 207776262 U CN207776262 U CN 207776262U CN 201820103842 U CN201820103842 U CN 201820103842U CN 207776262 U CN207776262 U CN 207776262U
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- CN
- China
- Prior art keywords
- elevating lever
- intermediate plate
- anchor
- anchor ring
- supporting block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of prestressed anchors, including intermediate plate and bradyseism spring, the intermediate plate is internally provided with steel strand wires, the outer surface of the filled layer is provided with anchor ring, and the inside of the top and bottom of anchor ring is both provided with hole, the bradyseism spring is connected by bradyseism layer with anchor ring, the left end of the intermediate plate is provided with the first link block, and first the left end of link block be provided with the first elevating lever, the left end of first elevating lever is provided with supporting block, and the inner end of supporting block is provided with the second elevating lever, it is provided with bearing on second elevating lever, and sponge bed course is provided on bearing, the second link block is provided on the right side of the outer end of the supporting block, and second the right end of link block be provided with third elevating lever.The prestressed anchor, anchoring entirely use process easy, move back anchor conveniently, anchorage will not be caused to destroy when moving back anchor, anchorage may be reused, to reduce engineering cost than stronger.
Description
Technical field
The utility model is related to civil engineering plant technical field, specially a kind of prestressed anchor.
Background technology
Prestressed concrete refers to applying one in concrete in tension area in advance before structure or component bear working load
Fixed prestressing force and the concrete for generating certain compressive deformation, concrete can be divided into pre-tensioning system by prestressed mode difference is applied
And post stressed concrete, anchorage are fixed dresses when applying prestressing force in prestressed concrete member to presstressed reinforcing steel
It sets, important role is play in prestressed concrete construction.
Existing prestressed anchor in use, is susceptible to anchor although can meet general requirement
Gu loosely the phenomenon that, causing larger stress loss, quality is caused to endanger prestressed concrete, and applied prestressing force
Afterwards, anchor difficulty is moved back, is mostly to carry out moving back anchor by the disruptive method of cutting etc, the anchorage removed in this way cannot repeat to make
With to result in waste of resources and the higher problem of engineering cost, in view of the above-mentioned problems, on the basis of original prestressed anchor
Carry out innovative design.
Utility model content
The purpose of this utility model is to provide a kind of prestressed anchors, to solve to propose in above-mentioned background technology easily to occur
The phenomenon that anchoring loosely, larger stress loss is caused, causes quality to endanger prestressed concrete, and applied prestressing force
Afterwards, anchor difficulty is moved back, is mostly to carry out moving back anchor by the disruptive method of cutting etc, the anchorage removed in this way cannot repeat to make
With to result in waste of resources and the higher problem of engineering cost.
To achieve the above object, the utility model provides the following technical solutions：A kind of prestressed anchor, including intermediate plate are gentle
Spring is shaken, the intermediate plate is internally provided with steel strand wires, and the outer surface of intermediate plate is provided with filled layer, the appearance of the filled layer
Face is provided with anchor ring, and the inside of the top and bottom of anchor ring is both provided with hole, and the right end of hole is provided with bradyseism layer,
The bradyseism spring is connected by bradyseism layer with anchor ring, and the left end of the intermediate plate is provided with the first link block, and the first connection
The left end of block is provided with the first elevating lever, and the left end of first elevating lever is provided with supporting block, and the inner end setting of supporting block
There is the second elevating lever, be provided with bearing on second elevating lever, and be provided with sponge bed course on bearing, outside the supporting block
The second link block is provided on the right side of end, and the right end of the second link block is provided with third elevating lever.
Preferably, the intermediate plate and anchor ring are dismounting mounting structure on steel strand wires, and the connection side of intermediate plate and anchor ring
Formula is sleeve connection.
Preferably, the supporting block and the first elevating lever are in weldedization structure, and supporting block is lifting on intermediate plate
Structure.
Preferably, the surface texture of the bearing is arc-shaped, and the radius of curvature of bearing and steel strand wires is equal.
Preferably, described hole is symmetrically arranged with 2 on anchor ring, and the diameter of hole and third elevating lever right end is straight
Diameter is equal.
Preferably, the bradyseism spring is equidistantly provided with 4 on third elevating lever, and bradyseism spring and bradyseism layer are in
Weldedization structure.
Compared with prior art, the utility model has the beneficial effects that：The prestressed anchor is anchored than stronger, and
It is entirely easy using process, it moves back anchor conveniently, anchorage will not be caused to destroy when moving back anchor, anchorage may be reused, to reduce work
Cheng Chengben,
1. the use of filled layer, filled layer is to shrink material, and the connection between anchor ring and intermediate plate can be made closer, can
Preferably apply prestressing force, and during moving back anchor, can prevent from generating larger frictional force between anchor ring and intermediate plate, cause
The destruction of anchor ring and intermediate plate, to influence the reuse of anchorage；
2. the use of the first elevating lever and third elevating lever can stretch supporting block according to the length at steel strand anchoring end
To suitable position, and when moving back anchor, the first elevating lever and third elevating lever can work at the same time, and can preferably be moved back
Anchor；
3. the use of bearing and sponge bed course, abutment surface structure is arc-shaped, can increase the contact area with steel strand wires,
Reduce pressure, sponge bed course can prevent from damaging steel strand wires by pressure；
4. the use of bradyseism spring can prevent from exerting oneself during moving back anchor excessive or too quickly and anchor ring being caused to be damaged
It ruins, influences the reuse of anchorage.
Description of the drawings
Fig. 1 is the utility model main view cross-sectional view；
Fig. 2 is the utility model anchor ring side structure schematic diagram；
Fig. 3 is the utility model bearing side structure schematic diagram；
Fig. 4 is enlarged structure schematic diagram at the utility model A.
In figure：1, steel strand wires, 2, intermediate plate, 3, filled layer, 4, anchor ring, the 5, first link block, the 6, first elevating lever, 7, support
Block, the 8, second elevating lever, 9, bearing, the 10, second link block, 11, third elevating lever, 12, hole, 13, bradyseism spring, 14, slow
Shake layer, 15, sponge bed course.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of prestressed anchor, including steel strand wires 1, folder
Piece 2, filled layer 3, anchor ring 4, the first link block 5, the first elevating lever 6, supporting block 7, the second elevating lever 8, bearing 9, second connect
Block 10, third elevating lever 11, hole 12, bradyseism spring 13, bradyseism layer 14 and sponge bed course 15, intermediate plate 2 are internally provided with steel
Twisted wire 1, intermediate plate 2 and anchor ring 4 are dismounting mounting structure on steel strand wires 1, and the connection type of intermediate plate 2 and anchor ring 4 is sleeve
Connection, stable connection is easy to use, and the outer surface of intermediate plate 2 is provided with filled layer 3, and the outer surface of filled layer 3 is provided with anchor ring
4, and the inside of the top and bottom of anchor ring 4 is both provided with hole 12, hole 12 is symmetrically arranged with 2, and hole on anchor ring 4
The diameter of 12 11 right end of diameter and third elevating lever is equal, and third elevating lever 11 can stretch in hole 12, and
The right end of hole 12 is provided with bradyseism layer 14, and bradyseism spring 13 is connected by bradyseism layer 14 with anchor ring 4, and bradyseism spring 13 is
4 are equidistantly provided on three elevating levers 11, and bradyseism spring 13 and bradyseism layer 14 are in weldedization structure, can be prevented
It overexerts when moving back anchor and anchor ring 4 is caused to damage, the left end of intermediate plate 2 is provided with the first link block 5, and the left end of the first link block 5
It is provided with the first elevating lever 6, the left end of the first elevating lever 6 is provided with supporting block 7, supporting block 7 and the first elevating lever 6 in welding one
Body structure, and supporting block 7 is lifting structure on intermediate plate 2, overall stability is good, and the inner end of supporting block 7 is provided with second
Elevating lever 8 is provided with bearing 9 on second elevating lever 8, and the surface texture of bearing 9 is arc-shaped, and the curvature of bearing 9 and steel strand wires 1
Radius is equal, can be preferably bonded with steel strand wires 1, increases contact area, and sponge bed course 15 is provided on bearing 9, supporting block 7
Outer end on the right side of be provided with the second link block 10, and the right end of the second link block 10 is provided with third elevating lever 11.
Operation principle：When using the prestressed anchor, steel strand wires 1 are put into the inside of intermediate plate 2 first, it then will filling
Layer 3 is mounted on the outer surface of intermediate plate 2, then anchor ring 4 is installed on the outer surface of filled layer 3, then carries out prestressed concrete
Soil construction carries out tensioning to steel strand wires 1, after prestress application is complete, the first elevating lever 6 on the first link block 5 is elongated to
The second elevating lever 8 on proper height, then the supporting block 7 that extends, makes the sponge bed course 15 on bearing 9 be adjacent to steel strand wires 1, then
The third elevating lever 11 on the second link block 10 is extended, is made on the bradyseism spring 13 that third elevating lever 11 is inserted into hole 12,
Prevent from causing the damage of anchor ring 4 when exerting oneself excessive or too quickly during moving back anchor, to influence the reuse of anchorage, then
Continue to extend third elevating lever 11, while shrinking the first elevating lever 6, after moving back anchor, by the first elevating lever 6, the second elevating lever 8
It is all packed up with third elevating lever 11, entirely uses process here it is the prestressed anchor, do not make in this specification in detail
The content carefully described belongs to the prior art well known to professional and technical personnel in the field.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of prestressed anchor, including intermediate plate（2）With bradyseism spring（13）, it is characterised in that：The intermediate plate（2）Inside set
It is equipped with steel strand wires（1）, and intermediate plate（2）Outer surface be provided with filled layer（3）, the filled layer（3）Outer surface be provided with anchor
Ring（4）, and anchor ring（4）The inside of top and bottom be both provided with hole（12）, and hole（12）Right end be provided with it is slow
Shake layer（14）, the bradyseism spring（13）Pass through bradyseism layer（14）With anchor ring（4）It is connected, the intermediate plate（2）Left end setting
There is the first link block（5）, and the first link block（5）Left end be provided with the first elevating lever（6）, first elevating lever（6）'s
Left end is provided with supporting block（7）, and supporting block（7）Inner end be provided with the second elevating lever（8）, second elevating lever（8）On
It is provided with bearing（9）, and bearing（9）On be provided with sponge bed course（15）, the supporting block（7）Outer end on the right side of be provided with
Two link blocks（10）, and the second link block（10）Right end be provided with third elevating lever（11）.
2. a kind of prestressed anchor according to claim 1, it is characterised in that：The intermediate plate（2）And anchor ring（4）It is twisted in steel
Line（1）On be dismounting mounting structure, and intermediate plate（2）And anchor ring（4）Connection type be sleeve connection.
3. a kind of prestressed anchor according to claim 1, it is characterised in that：The supporting block（7）With the first elevating lever
（6）In weldedization structure, and supporting block（7）In intermediate plate（2）Upper is lifting structure.
4. a kind of prestressed anchor according to claim 1, it is characterised in that：The bearing（9）Surface texture be in arc
Shape, and bearing（9）And steel strand wires（1）Radius of curvature it is equal.
5. a kind of prestressed anchor according to claim 1, it is characterised in that：Described hole（12）In anchor ring（4）Shang pair
Title is provided with 2, and hole（12）Diameter and third elevating lever（11）The diameter of right end is equal.
6. a kind of prestressed anchor according to claim 1, it is characterised in that：The bradyseism spring（13）It is lifted in third
Bar（11）On be equidistantly provided with 4, and bradyseism spring（13）With bradyseism layer（14）In weldedization structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820103842.3U CN207776262U (en) | 2018-01-22 | 2018-01-22 | A kind of prestressed anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820103842.3U CN207776262U (en) | 2018-01-22 | 2018-01-22 | A kind of prestressed anchor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207776262U true CN207776262U (en) | 2018-08-28 |
Family
ID=63214290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820103842.3U Expired - Fee Related CN207776262U (en) | 2018-01-22 | 2018-01-22 | A kind of prestressed anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207776262U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958232A (en) * | 2019-03-11 | 2019-07-02 | 中国建筑第八工程局有限公司 | Prestressed anchor clamp device and its application method |
| CN111676841A (en) * | 2020-06-23 | 2020-09-18 | 华中科技大学 | Anti-cable-falling external prestressed cable steering gear |
| CN111893904A (en) * | 2020-07-10 | 2020-11-06 | 长沙理工大学 | Device and method for maintaining internal prestress of structure in local dismantling process |
-
2018
- 2018-01-22 CN CN201820103842.3U patent/CN207776262U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958232A (en) * | 2019-03-11 | 2019-07-02 | 中国建筑第八工程局有限公司 | Prestressed anchor clamp device and its application method |
| CN109958232B (en) * | 2019-03-11 | 2021-05-25 | 中国建筑第八工程局有限公司 | Prestressed anchorage device fastening device and use method thereof |
| CN111676841A (en) * | 2020-06-23 | 2020-09-18 | 华中科技大学 | Anti-cable-falling external prestressed cable steering gear |
| CN111676841B (en) * | 2020-06-23 | 2021-03-09 | 华中科技大学 | Anti-cable-falling external prestressed cable steering gear |
| CN111893904A (en) * | 2020-07-10 | 2020-11-06 | 长沙理工大学 | Device and method for maintaining internal prestress of structure in local dismantling process |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |