Anchorage device convenient to disassemble

Abstract

The utility model discloses an anchorage device convenient to disassemble, which comprises a steel strand, a fixing plate and a spring, the fixing plate is provided with a hole for the steel strand to pass through, and one end, passing through the hole, of the steel strand is fixed through an arranged lock; the lock comprises a mounting shell, a notch is formed in the outer wall of the mounting shell, a plurality of extrusion blocks are arranged in the mounting shell at equal intervals, the extrusion blocks are arranged in the mounting shell in a sliding mode, the outer walls of the extrusion blocks are arranged to be of an inclined plane structure, and threaded grooves are formed in inclined planes. The multiple extrusion blocks are connected with thread sleeves matched with the extrusion blocks through threads, the inner walls of the thread sleeves are attached to the outer walls of the extrusion blocks, the thread sleeves are in threaded connection with the extrusion blocks, sliding grooves in one-to-one correspondence with the extrusion blocks are formed in the top of the mounting shell, and connecting rods are arranged in the sliding grooves. According to the utility model, the problems proposed in the background technology are effectively solved, so that the lock can be quickly mounted and dismounted.

Description

Technical Field

[0001] The utility model relates to the technical field of anchorages, in particular to an anchorage which is easy to disassemble. Background Art

[0002] Anchor refers to the permanent anchoring device used in prestressed concrete. It is an anchoring tool used in post-tensioned structures or components to maintain the tension of prestressed tendons and transfer them to the concrete. It is also called a prestressed anchor.

[0003] Highway bridges, railway bridges, urban interchanges, urban light rail, high-rise buildings, water conservancy anchors and power dams, ports and docks, rock slope anchoring, foundation reinforcement, tunnel mine top anchoring, prestressed grids, subways, large buildings, warehouses and factories, tower buildings, heavy object lifting, intermittent sliding membrane propulsion, bridge and tunnel jacking, large containers and ships, sleepers, replacement of bridge bearings, bridge and building reinforcement, steel bar engineering, anti-magnetic and anti-corrosion engineering (fiber anchors), carbon fiber reinforcement, pre-tensioned beam field construction, external prestressed engineering, cable-stayed cables, suspension cables, etc.

[0004] However, the anchors on the market are not convenient for locking the steel strands. The steel strands can only be fixed by repeatedly rotating the steel strands, which is not convenient for fixing the anchor head. Therefore, improvements are needed to address the above problems to meet market demand. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides an anchor that is easy to disassemble.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An anchor that is easy to disassemble, comprising a steel strand, a fixing plate and a spring, wherein a hole is provided on the fixing plate for the steel strand to pass through, and one end of the steel strand passing through the hole is fixed by a provided lock;

[0008] The lock comprises a mounting shell, an outer wall of which is provided with a slot, a plurality of extrusion blocks are equidistantly arranged inside the mounting shell, the extrusion blocks are slidably arranged inside the mounting shell, the outer wall of the extrusion blocks is provided with an inclined structure, a threaded groove is provided on the inclined surface, and a plurality of the extrusion blocks are threadedly connected with threaded sleeves adapted thereto.

[0009] As a further solution of the utility model, the inner wall of the threaded sleeve is in contact with the outer wall of the extrusion block, and the threaded sleeve is threadedly connected to the extrusion block.

[0010] As a further solution of the utility model, a slide groove corresponding to the extrusion block is opened on the top of the mounting shell, a connecting rod is arranged in the slide groove, the bottom of the connecting rod is fixed to the top of the extrusion block, and the top and bottom of the connecting rod are fixed with a circular sleeve which is close to the top and the inner wall of the top of the mounting shell.

[0011] As a further solution of the utility model, a notch is provided on the outer wall of the mounting shell.

[0012] As a further solution of the utility model, a through hole is opened on the top of the mounting shell, a through hole is arranged inside the through hole, a test block is arranged inside the through hole, the test block includes a cylindrical block inserted in the through hole, and the top and bottom of the outer wall of the cylindrical block are fixedly sleeved with limit rings.

[0013] As a further solution of the utility model, a plurality of anti-slip strips are fixed at equal intervals on the inner wall of the extrusion block.

[0014] As a further solution of the utility model, the spring is fixed to the bottom of the fixing plate, and the steel strand is located inside the spring.

[0015] The beneficial effects of the utility model are:

[0016] The utility model: due to the adoption of the technical means of the set lock, the lock includes an extrusion block, a threaded groove, a connecting rod, a round sleeve and a threaded sleeve. By taking out the tool through the groove opened on the outer wall of the installation shell, the threaded sleeve can be rotated. When the threaded sleeve rotates upward, it can squeeze all the extrusion blocks close to each other. The extrusion blocks will not move up and down through the set connecting rod and the round sleeve, thereby locking the further rotation of the threaded sleeve, so that all the extrusion blocks are close to each other, and anti-slip strips are arranged inside the extrusion blocks to effectively extrude and lock the steel strands. At the same time, in this way, it is easy to disassemble the steel strands, effectively solving the problems raised by the background technology, thereby realizing the rapid installation and disassembly of the lock.

[0017] The utility model utilizes the added test block, and when installing the installation shell, by observing the movement of the cylindrical block, when the steel strand squeezes the cylindrical block, by observing the movement of the cylindrical block, it can be determined that the steel strand has a certain remaining length inside the installation shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of an anchor that is easy to disassemble proposed by the utility model;

[0019] Figure 2 A schematic diagram of a lock structure of an anchor that is easy to disassemble proposed by the utility model;

[0020] Figure 3This is a partial three-dimensional structural schematic diagram of an anchor that is easy to disassemble proposed by the utility model;

[0021] Figure 4 The utility model is a schematic diagram of the partially unfolded structure of an anchor that is easy to disassemble.

[0022] In the figure: 1. Steel strand; 2. Fixing plate; 3. Spring; 4. Lock; 5. Mounting shell; 6. Notch; 7. Extrusion block; 8. Threaded groove; 9. Threaded sleeve; 10. Connecting rod; 11. Round sleeve; 12. Slide groove; 13. Through hole; 14. Test block; 15. Cylindrical block; 16. Limiting ring; 17. Anti-slip strip. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] Reference Figure 1-4 , an anchor that is easy to disassemble, comprising a steel strand 1, a fixing plate 2 and a spring 3, wherein the fixing plate 2 is provided with a hole for the steel strand 1 to pass through, and one end of the steel strand 1 passing through the hole is fixed by a lock 4;

[0026] The lock 4 includes a mounting shell 5, the outer wall of which is provided with a slot 6, a plurality of extrusion blocks 7 are equidistantly arranged inside the mounting shell 5, the extrusion blocks 7 are slidably arranged inside the mounting shell 5, the outer wall of the extrusion blocks 7 is provided with an inclined structure, a threaded groove 8 is provided on the inclined surface, and a plurality of the extrusion blocks 7 are threadedly connected with threaded sleeves 9 adapted thereto.

[0027] In this embodiment, the inner wall of the threaded sleeve 9 is in contact with the outer wall of the extrusion block 7 , and the threaded sleeve 9 is threadedly connected to the extrusion block 7 .

[0028] In this embodiment, a slide groove 12 corresponding to the extrusion block 7 is opened at the top of the mounting shell 5, and a connecting rod 10 is arranged in the slide groove 12. The bottom of the connecting rod 10 is fixed to the top of the extrusion block 7, and the top and bottom of the connecting rod 10 are fixedly sleeved with a round sleeve 11 which is tightly against the top and the inner wall of the top of the mounting shell 5.

[0029] In this embodiment, a notch 6 is formed on the outer wall of the installation shell 5 .

[0030] In this embodiment, a through hole 13 is opened on the top of the mounting shell 5, and a through hole 13 is arranged in the through hole 13. A test block 14 is arranged in the through hole 13, and the test block 14 includes a cylindrical block 15 inserted in the through hole 13, and the top and bottom of the outer wall of the cylindrical block 15 are fixedly sleeved with a limit ring 16. By using the added test block 14, when installing the mounting shell 5, by observing the movement of the cylindrical block 15, when the steel strand 1 squeezes the cylindrical block 15, by observing the movement of the cylindrical block 15, it can be determined that the steel strand 1 has a certain retention length inside the mounting shell 5.

[0031] In this embodiment, a plurality of anti-slip strips 17 are fixed at equal intervals on the inner wall of the extrusion block 7 to increase friction and grip with the steel strand 1 .

[0032] In this embodiment, the spring 3 is fixed to the bottom of the fixing plate 2 , and the steel strand 1 is located inside the spring 3 .

[0033] Working principle: when in use, take out the lock 4, and fix the steel strand 1 passing through the fixing plate 2 by the lock 4, wherein the lock 4 comprises an extrusion block 7, a threaded groove 8, a connecting rod 10, a round sleeve 11 and a threaded sleeve 9, and take out the tool through the notch 6 provided on the outer wall of the mounting shell 5, so that the threaded sleeve 9 rotates, and when the threaded sleeve 9 rotates upward, it can squeeze all the extrusion blocks 7 close to each other, and the extrusion blocks 7 will not move up and down by the provided connecting rod 10 and round sleeve 11, thereby locking the further rotation of the threaded sleeve 9, so that all the extrusion blocks 7 are close to each other, and an anti-slip strip 17 is provided inside the extrusion block 7, which can effectively squeeze and lock the steel strand 1, and at the same time, in this way, it is easy to disassemble the steel strand 1, effectively solving the problems raised by the background technology, thereby realizing the rapid installation and disassembly of the lock 4;

[0034] By using the added test block 14 , when installing the mounting shell 5 , by observing the movement of the cylindrical block 15 , when the steel strand 1 squeezes the cylindrical block 15 , by observing the movement of the cylindrical block 15 , it can be determined that the steel strand 1 has a certain remaining length inside the mounting shell 5 .

[0035] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0036] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0037] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0038] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An anchorage that is easy to disassemble, comprising a steel strand (1), a fixing plate (2) and a spring (3), wherein the fixing plate (2) is provided with a hole for the steel strand (1) to pass through, and wherein: One end of the steel strand (1) passing through the hole is fixed by a lock (4); The lock (4) comprises a mounting shell (5), the outer wall of the mounting shell (5) is provided with a notch (6), a plurality of extrusion blocks (7) are equidistantly arranged inside the mounting shell (5), the extrusion blocks (7) are slidably arranged inside the mounting shell (5), the outer wall of the extrusion blocks (7) is arranged as an inclined surface structure, a thread groove (8) is arranged on the inclined surface, and a plurality of the extrusion blocks (7) are connected to threaded sleeves (9) adapted thereto by threads.

2. The easily disassembled anchor according to claim 1, characterized in that: The inner wall of the threaded sleeve (9) is in contact with the outer wall of the extrusion block (7), and the threaded sleeve (9) is threadedly connected to the extrusion block (7).

3. The easily disassembled anchor according to claim 2, characterized in that: The top of the installation shell (5) is provided with a slide groove (12) corresponding to the extrusion block (7), and a connecting rod (10) is arranged in the slide groove (12). The bottom of the connecting rod (10) is fixed to the top of the extrusion block (7), and the top and bottom of the connecting rod (10) are fixedly sleeved with a circular sleeve (11) which is tightly attached to the top and the inner wall of the top of the installation shell (5).

4. The easily disassembled anchor according to claim 1, characterized in that: The outer wall of the installation shell (5) is provided with a notch (6).

5. The easily disassembled anchor according to claim 1, characterized in that: A through hole (13) is provided at the top of the mounting shell (5), a through hole (13) is provided inside the through hole (13), a test block (14) is provided inside the through hole (13), the test block (14) comprises a cylindrical block (15) inserted into the through hole (13), and a limiting ring (16) is fixedly sleeved on the top and bottom of the outer wall of the cylindrical block (15).

6. The easily disassembled anchor according to claim 1, characterized in that: A plurality of anti-slip strips (17) are fixed at equal intervals on the inner wall of the extrusion block (7).

7. The easily disassembled anchor according to claim 1, characterized in that: The spring (3) is fixed to the bottom of the fixed plate (2), and the steel strand (1) is located inside the spring (3).

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