CN216893144U - Anchor assembly - Google Patents
Anchor assembly Download PDFInfo
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- CN216893144U CN216893144U CN202123296788.XU CN202123296788U CN216893144U CN 216893144 U CN216893144 U CN 216893144U CN 202123296788 U CN202123296788 U CN 202123296788U CN 216893144 U CN216893144 U CN 216893144U
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- anchor
- sleeve
- tool
- arc
- shaped groove
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Abstract
The utility model relates to an anchorage device assembly which comprises a tool anchor and first anchor holes positioned on the tool anchor, wherein one side of the tool anchor is provided with a limiting anchor, sleeves are sleeved on the limiting anchor and the tool anchor, the limiting anchor and the tool anchor are both in threaded connection with the sleeves, the thread directions of two ends of each sleeve are opposite, and the limiting anchor is provided with second anchor holes which correspond to the first anchor holes one by one. According to the anchor assembly, after tensioning is finished, the steel strand is cut off from the position between the anchor assembly and the jack, the anchor assembly is taken down, the tool anchor and the limiting anchor are driven to move in the direction far away from the two ends of the sleeve by the rotating sleeve due to the fact that threads on the two ends of the rotating sleeve are opposite, the tool anchor and the limiting anchor are driven to move in the direction far away from the limiting anchor, the tool anchor and the clamping piece are driven to separate, the tool anchor and the clamping piece are separated through the rotating sleeve, workers do not need to withdraw the anchor by means of an external tool, the tool anchor is prevented from being damaged, and the structure is convenient and easy to operate.
Description
Technical Field
The utility model relates to the field of prestressed beam tensioning, in particular to an anchor assembly.
Background
In the bridge construction process, in the post-tensioning process, before the engineering structural member bears the external load and before the external load acts on the member, the concrete in the tension area of the member is pre-stressed by utilizing the elastic retraction after the steel bar is tensioned to generate prestress, so that the concrete structure fully exerts the characteristics of high tensile strength of the steel bar and strong compression resistance of the concrete in a tensioning state, the bearing capacity of the member can be improved, the bending resistance and the rigidity of the member are improved, the occurrence time of cracks is delayed, and the durability of the member is improved.
Need usually dismantle instrument anchor and clamping piece after the stretch-draw, but because instrument anchor and clamping piece bear great power in the stretch-draw process, lead to moving back the anchor more hard, the staff often need move back the anchor with the help of outside instrument, often adopts artifical sleeve and tup, produces the damage to the instrument anchor easily, influences reuse, moves back anchor inefficiency and extremely easy accidental injury operating personnel.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the anchor assembly convenient for anchor withdrawal after tensioning is finished, which is used for overcoming the defects in the prior art.
The technical scheme adopted by the utility model is as follows: the utility model provides an anchorage device subassembly, includes the instrument anchor and is located the first anchor eye on the instrument anchor, instrument anchor one side is provided with spacing anchor, the cover is equipped with the sleeve on spacing anchor and the instrument anchor, spacing anchor and instrument anchor all with sleeve threaded connection, the screw thread turning at sleeve both ends is opposite, is provided with the second anchor eye with first anchor eye one-to-one on the spacing anchor.
Preferably, the tool anchor and the sleeve are provided with first locking screws, and the limiting anchor and the sleeve are provided with second locking screws.
Preferably, the limiting anchor comprises a first body, a second body and a third body, the third body is located between the first body and the second body, the first body is provided with a first arc-shaped groove, the second body is provided with a second arc-shaped groove, the outer side end of the third body is provided with a third arc-shaped groove, the third body is provided with a clamping block, and the second body is provided with a groove matched with the clamping block.
Preferably, the second anchor holes at two ends of the second body are through hole structures composed of a first arc-shaped groove, a second arc-shaped groove and a third arc-shaped groove.
Preferably, the second anchor hole at one side end of the second body is a through hole structure composed of a second arc-shaped groove and a third arc-shaped groove.
Preferably, the second anchor hole at the other side end of the second body adopts a through hole structure consisting of the first arc-shaped groove and the third arc-shaped groove.
Preferably, the limit anchor and the tool anchor are both in threaded connection with the sleeve, and the thread directions of the two ends of the sleeve are opposite.
Preferably, be provided with the clamping piece between instrument anchor and the spacing anchor, be provided with the steel strand wires on instrument anchor and the spacing anchor, the second anchor eye adopts the step hole, the big diameter hole of second anchor eye is not less than clamping piece major part end external diameter, the little diameter hole of second anchor eye is not less than the external diameter of steel strand wires.
Preferably, a handle is provided on the sleeve.
Preferably, one end of the handle is in threaded connection with the sleeve, and the other end of the handle is provided with an anti-slip layer.
The utility model has the following beneficial effects: 1. according to the anchor assembly, after tensioning is finished, the steel strand is cut off from the position between the anchor assembly and the jack, the anchor assembly is taken down, the tool anchor and the limiting anchor are driven to move in the direction far away from the two ends of the sleeve by the rotating sleeve due to the fact that threads on the two ends of the rotating sleeve are opposite, the tool anchor and the limiting anchor are driven to move in the direction far away from the limiting anchor, the tool anchor and the clamping piece are driven to separate, the tool anchor and the clamping piece are separated through the rotating sleeve, workers do not need to withdraw the anchor by means of an external tool, the tool anchor is prevented from being damaged, and the structure is convenient and easy to operate.
2. According to the anchor assembly, the tool anchor is fixedly connected with the sleeve through the first locking screw, the dismounting anchor is fixedly connected with the sleeve through the second locking screw, in addition, the second anchor hole adopts the step hole, and the position of the clamping piece is limited by the dismounting anchor in the repeated tensioning process.
3. According to the anchor assembly, the limiting anchor comprises the structure of the first body, the second body and the third body, so that the limiting anchor is convenient to mount, and the mounting efficiency of the anchor assembly is improved.
The utility model has simple structure and is a product easy to popularize and use.
Drawings
FIG. 1 is an exploded view of the present invention.
FIG. 2 is a schematic view of the combined structure of the present invention.
Fig. 3 is a schematic view of the structure of the components of the present invention.
In the figure: 1. a tool anchor; 2. a first anchor eye; 3. limiting an anchor; 4. a sleeve; 5. a first locking screw; 6. a second locking screw; 7. a second anchor eye; 8. a first body; 9. a second body; 10. a third body; 11. a first arc-shaped slot; 12. a second arc-shaped slot; 13. a third arc-shaped slot; 14. a clamping block; 15. a groove; 16. a clip; 17. steel strand wires; 18. a handle; 19. and an anti-slip layer.
Detailed Description
As shown in fig. 1, 2 and 3, the anchor assembly comprises a tool anchor 1 and a first anchor hole 2 located on the tool anchor 1, wherein a limit anchor 3 is arranged on one side of the tool anchor 1, sleeves 4 are sleeved on the limit anchor 3 and the tool anchor 1, the limit anchor 3 and the tool anchor 1 are both in threaded connection with the sleeves 4, the thread turning directions of two ends of each sleeve 4 are opposite, and second anchor holes 7 corresponding to the first anchor holes 2 one to one are arranged on the limit anchor 3.
The second anchor holes 7 at two ends of the second body 9 are through hole structures composed of a first arc-shaped groove 11, a second arc-shaped groove 12 and a third arc-shaped groove 13.
The second anchor hole 7 at one side end of the second body 9 is a through hole structure composed of a second arc-shaped groove 12 and a third arc-shaped groove 13.
The second anchor hole 7 at the other side end of the second body 9 adopts a through hole structure consisting of a first arc-shaped groove 11 and a third arc-shaped groove 13.
A latch 14 is arranged on the third body 10, and a groove 15 matched with the latch 14 is arranged on the second body 9.
The limiting anchor 3 and the tool anchor 1 are both in threaded connection with the sleeve 4, and the thread turning directions of the two ends of the sleeve 4 are opposite.
Be provided with clamping piece 16 between instrument anchor 1 and the spacing anchor 3, be provided with steel strand wires 17 on instrument anchor 1 and the spacing anchor 3, second anchor eye 7 adopts the step hole, the big diameter hole of second anchor eye 7 is not less than clamping piece 16 major part end external diameter, the minor diameter hole of second anchor eye 7 is not less than the external diameter of steel strand wires.
The sleeve 4 is provided with a handle 18, one end of the handle 18 is in threaded connection with the sleeve 4, and the other end of the handle 18 is provided with an anti-slip layer 19.
The using method of the product is as follows, as shown in figures 1 and 2:
1. and (3) installing an anchorage device assembly, installing the sleeve 4 on the tool anchor 1 after the tool anchor 1 and the clamping piece are installed in place, then sleeving the limiting anchor 3 on the steel strand, sleeving the sleeve 4 on the limiting anchor 3, and screwing the first locking screw 5 and the second locking screw 6 to complete the installation of the anchorage device assembly.
2. And (3) tensioning, wherein in the repeated tensioning process, when one tensioning is finished, the clamping piece 16 is driven by the steel strand 17 to withdraw from the tool anchor 1 for a short distance, the limiting anchor 3 plays a limiting role at the moment, and the clamping piece 16 cannot fall off from the tool anchor 1 completely, so that the next tensioning is not influenced.
3. Move back the anchor, after the stretch-draw, steel strand wires 17 cut off from between anchor assembly and the jack, take off anchor assembly, because the screw thread is opposite on 4 both ends of rotatory sleeve, rotatory sleeve 4 driving tool anchor 1 and spacing anchor 3 all remove to the direction of keeping away from 4 both ends of sleeve, order about tool anchor 1 and remove to keeping away from 3 directions of spacing anchor, order about tool anchor 1 and clamping piece 16 separation, realize tool anchor 1 and clamping piece 16 separation through rotatory sleeve 4, accomplish and move back the anchor.
According to the anchor assembly, after tensioning is finished, the steel strand is cut off from the space between the anchor assembly and the jack, the anchor assembly is taken down, the threads on the two ends of the rotating sleeve 4 are opposite, the rotating sleeve 4 drives the tool anchor 1 and the limiting anchor 3 to move towards the direction far away from the two ends of the sleeve 4, the tool anchor 1 is driven to move towards the direction far away from the limiting anchor 3, the tool anchor 1 is driven to separate from the clamping piece, the tool anchor 1 is separated from the clamping piece through the rotating sleeve 4, a worker does not need to withdraw the anchor with the help of an external tool, the tool anchor is prevented from being damaged, and the structure is convenient and easy to operate.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. An anchor assembly, comprising: including instrument anchor (1) and first anchor eye (2) that are located on instrument anchor (1), instrument anchor (1) one side is provided with spacing anchor (3), the cover is equipped with sleeve (4) on spacing anchor (3) and instrument anchor (1), spacing anchor (3) and instrument anchor (1) all with sleeve (4) threaded connection, the screw thread at sleeve (4) both ends revolves to opposite, is provided with second anchor eye (7) with first anchor eye (2) one-to-one on spacing anchor (3).
2. An anchorage assembly according to claim 1, wherein: the tool anchor (1) and the sleeve (4) are provided with first locking screws (5), and the limiting anchor (3) and the sleeve (4) are provided with second locking screws (6).
3. An anchorage assembly according to claim 1, wherein: spacing anchor (3) contain first body (8), second body (9) and third body (10), third body (10) are located between first body (8) and second body (9), be provided with first arc wall (11) on first body (8), be provided with second arc wall (12) on second body (9), be provided with third arc wall (13) on third body (10) outside end, be provided with fixture block (14) on third body (10), second body (9) are provided with recess (15) that match with fixture block (14).
4. An anchorage assembly according to claim 3, wherein: the second anchor holes (7) positioned at two ends of the second body (9) adopt through hole structures consisting of a first arc-shaped groove (11), a second arc-shaped groove (12) and a third arc-shaped groove (13).
5. An anchorage assembly according to claim 3, wherein: the second anchor hole (7) positioned at one side end of the second body (9) adopts a through hole structure consisting of a second arc-shaped groove (12) and a third arc-shaped groove (13).
6. An anchorage assembly according to claim 3, wherein: the second anchor hole (7) positioned at the other side end of the second body (9) adopts a through hole structure consisting of a first arc-shaped groove (11) and a third arc-shaped groove (13).
7. The anchor assembly of claim 1, wherein: the limiting anchor (3) and the tool anchor (1) are both in threaded connection with the sleeve (4), and the thread turning directions of the two ends of the sleeve (4) are opposite.
8. An anchorage assembly according to claim 1, wherein: be provided with clamping piece (16) between instrument anchor (1) and spacing anchor (3), be provided with steel strand wires (17) on instrument anchor (1) and spacing anchor (3), second anchor eye (7) adopt the step hole, the big diameter hole of second anchor eye (7) is not less than clamping piece (16) major part end external diameter, the little diameter hole of second anchor eye (7) is not less than the external diameter of steel strand wires.
9. An anchorage assembly according to claim 1, wherein: the sleeve (4) is provided with a handle (18).
10. An anchorage assembly according to claim 9, wherein: one end of the handle (18) is in threaded connection with the sleeve (4), and the other end of the handle (18) is provided with an anti-slip layer (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123296788.XU CN216893144U (en) | 2021-12-27 | 2021-12-27 | Anchor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123296788.XU CN216893144U (en) | 2021-12-27 | 2021-12-27 | Anchor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216893144U true CN216893144U (en) | 2022-07-05 |
Family
ID=82208044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123296788.XU Active CN216893144U (en) | 2021-12-27 | 2021-12-27 | Anchor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216893144U (en) |
-
2021
- 2021-12-27 CN CN202123296788.XU patent/CN216893144U/en active Active
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