Jack mechanism for anchor cable tensioning machine tool

Abstract

The utility model discloses a jack mechanism for an anchor cable tensioning machine tool. The jack mechanism comprises a tensioning jack, a fixing assembly used for fixing the tensioning jack and an adjusting assembly used for adjusting the position of the fixing assembly. The tensioning jack comprises an outer shell; the fixing assembly comprises a first fixing cover and a second fixing cover which are detachably and fixedly connected, and the outer shell is clamped between the first fixing cover and the second fixing cover; one of the first fixing cover and the second fixing cover is fixedly connected with the adjusting assembly. The jack mechanism for the anchor cable tensioning machine is reasonable in structure, manual lifting of the tensioning jack is avoided, and replacement of the tensioning jack is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tensioning jack, especially to a jack mechanism for anchor cable tensioning machine. BACKGROUND

[0002] The anchor cable tensioning machine is an essential tool for the installation of the coal mine anchor cable prestressed tensioning, which mainly comprises a pneumatic oil pump and a tensioning jack.

[0003] The tensioning jack is usually used for tensioning anchorage, and currently in the special high-risk environment such as high altitude and underground corridor, manual carrying of the tensioning jack is usually adopted, the weight of the tensioning jack with large tonnage is often as high as several hundred kilograms, a plurality of workers need to work simultaneously, the efficiency is low, time and labor are wasted, and the safety risk is extremely high.

[0004] The tensioning jack mechanism in the prior art, such as the self-walking multi-degree-of-freedom tensioning jack hydraulic platform truck in CN210263962U, comprises a longitudinal moving mechanism which can move along the longitudinal direction, a lifting mechanism which can lift along the vertical direction is arranged on the longitudinal moving mechanism, a tensioning jack is arranged on the lifting mechanism, and an adjusting mechanism for adjusting the inclination angle and the transverse position of the tensioning jack is arranged between the lifting mechanism and the tensioning jack.

[0005] The above mechanism avoids manual lifting of the tensioning jack and reduces the labor of workers, but it is not clear whether the tensioning jack can be disassembled and replaced with the mechanism.

[0006] Therefore, it is necessary to improve the jack mechanism for anchor cable tensioning machine in the prior art. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims at overcoming the defects in the prior art, and provides a jack mechanism for anchor cable tensioning machine, which avoids manual lifting of the tensioning jack and facilitates replacement of the tensioning jack.

[0008] In order to realize the above technical effects, the technical scheme of the utility model is as follows: a jack mechanism for anchor cable tensioning machine, comprising a tensioning jack, a fixing assembly for fixing the tensioning jack, and an adjusting assembly for adjusting the position of the fixing assembly; the tensioning jack comprises an outer shell; the fixing assembly comprises a first fixing cover and a second fixing cover which are detachably fixedly connected, and the outer shell is clamped between the first fixing cover and the second fixing cover; one of the first fixing cover and the second fixing cover is fixedly connected with the adjusting assembly.

[0009] According to one embodiment of the utility model, the first fixing cover is provided with a first abutting plate which abuts against the bottom end of the outer shell; and the first fixing cover and the second fixing cover are both provided with a second abutting plate which abuts against the top end of the outer shell.

[0010] According to one embodiment of the present invention, the tensioning jack further includes a handle fixedly connected to the outer shell, and the second fixing cover is provided with a limiting groove that limits and cooperates with the handle.

[0011] According to one embodiment of the present invention, extension plates are fixedly provided on both sides of the first fixing cover and the second fixing cover, and the extension plates are provided with through holes; a first bolt is also provided through the through holes, and a nut is threadedly connected to the first bolt.

[0012] According to one embodiment of the present invention, the adjustment component includes a base plate, a height adjustment component for adjusting the height of the tensioning jack, a horizontal adjustment component for adjusting the horizontal angle of the tensioning jack, and an angle adjustment component for adjusting the pitch angle of the tensioning jack.

[0013] According to one embodiment of the present invention, the height adjustment assembly includes an outer cylinder fixedly connected to the base plate, an inner cylinder passing through the outer cylinder and slidably connected to the outer cylinder, and a lifting cylinder disposed in the inner cylinder. The cylinder body of the lifting cylinder is fixedly connected to the outer cylinder or the base plate, and the piston rod of the lifting cylinder is fixedly connected to the inner cylinder.

[0014] According to one embodiment of the present invention, the horizontal adjustment component includes a fixed plate, and a sleeve is provided at the bottom end of the fixed plate. The sleeve is rotatably connected to the inner cylinder, and the rotation axis of the sleeve is vertically oriented.

[0015] According to one embodiment of the present invention, the angle adjustment component includes a rotating disk, which is rotatably connected to the fixed disk. The rotation axis of the rotating disk is horizontally oriented, and a locking component for fixing the rotating disk is provided between the rotating disk and the fixed disk. The second fixing cover is fixedly connected to the rotating disk.

[0016] According to one embodiment of the present invention, the locking assembly includes a second bolt, which is threadedly connected to the rotating disk, and the end of the second bolt is disposed in abutment against the fixed disk.

[0017] The advantages and beneficial effects of this utility model are as follows: The jack mechanism of the anchor cable tensioning machine of this utility model has a reasonable structure. The tensioning jack is assembled and fixed by setting a first fixed cover and a second fixed cover that are detachably fixed, which also facilitates the disassembly of the tensioning jack; the adjustment component can also meet the needs of adjusting the position of the tensioning jack; it avoids manual lifting of the tensioning jack and facilitates the replacement of the tensioning jack. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of an embodiment of the jack mechanism for anchor cable tensioning equipment of this utility model;

[0019] Figure 2 yes Figure 1 An explosion diagram;

[0020] Figure 3 This is a schematic diagram of the adjustment component;

[0021] Figure 4 This is a structural diagram of the fixed component;

[0022] Figure 5 yes Figure 4 An explosion diagram;

[0023] In the diagram: 1. Tensioning jack; 11. Outer shell; 12. Handle; 21. First fixing cover; 22. Second fixing cover; 23. First abutment plate; 24. Second abutment plate; 25. Limiting groove; 26. Extension plate; 27. Through hole; 28. First bolt; 29. ​​Nut; 3. Base plate; 4. Outer cylinder; 5. Inner cylinder; 6. Lifting cylinder; 7. Fixing plate; 71. Sleeve; 8. Rotating plate; 9. Second bolt. Detailed Implementation

[0024] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings and examples. The following examples are only used to more clearly illustrate the technical solution of this utility model and should not be construed as limiting the scope of protection of this utility model.

[0025] In the description of this utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "horizontal," "vertical," "top," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used solely for the convenience of describing this utility model and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations of this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. Example

[0026] like Figures 1-5As shown, the anchor cable tensioning machine jack mechanism of the embodiment includes a tensioning jack 1, a fixing component for fixing the tensioning jack 1, and an adjusting component for adjusting the position of the fixing component; the tensioning jack 1 includes an outer shell 11; the fixing component includes a first fixing cover 21 and a second fixing cover 22 that are detachably and fixedly connected, and the outer shell 11 is sandwiched between the first fixing cover 21 and the second fixing cover 22; one of the first fixing cover 21 and the second fixing cover 22 is fixedly connected to the adjusting component.

[0027] Through this design, the detachable connection between the first fixed cover 21 and the second fixed cover 22 enables the replacement of the tensioning jack 1; the adjustment component enables the adjustment of the position of the tensioning jack 1; and the need for manual support is avoided, ensuring worker safety.

[0028] According to one embodiment of the present invention, the first fixing cover 21 is provided with a first abutting plate 23 that abuts against the bottom end of the outer shell 11; both the first fixing cover 21 and the second fixing cover 22 are provided with a second abutting plate 24 that abuts against the top end of the outer shell 11.

[0029] With this design, the tensioning jack 1 is clamped and fixed by the first abutment plate 23 and the second abutment plate 24, thus achieving the purpose of upper positioning of the tensioning jack 1 in the axial direction.

[0030] According to one embodiment of the present invention, the tensioning jack 1 further includes a handle 12 fixedly connected to the outer shell 11, and the second fixing cover 22 is provided with a limiting groove 25 that limits and cooperates with the handle 12.

[0031] This design limits the handle 12 to the limiting groove 25, preventing the tension jack 1 from rotating within the fixed assembly.

[0032] According to one embodiment of the present invention, extension plates 26 are fixedly provided on both sides of the first fixing cover 21 and the second fixing cover 22, and the extension plates 26 are provided with through holes 27; it also includes a first bolt 28 passing through the through holes 27, and a nut 29 is threadedly connected to the first bolt 28.

[0033] This design achieves the purpose of detachable and fixed connection between the first fixed cover 21 and the second fixed cover 22.

[0034] According to one embodiment of the present invention, the adjustment component includes a base plate 3, a height adjustment component for adjusting the height of the tensioning jack 1, a horizontal adjustment component for adjusting the horizontal angle of the tensioning jack 1, and an angle adjustment component for adjusting the pitch angle of the tensioning jack 1.

[0035] With this design, the height and angle of the tensioning jack 1 can be adjusted according to the actual conditions in the tunnel.

[0036] According to one embodiment of the present invention, the height adjustment assembly includes an outer cylinder 4 fixedly connected to the base plate 3, an inner cylinder 5 passing through the outer cylinder 4 and slidably connected to the outer cylinder 4, and a lifting cylinder 6 disposed in the inner cylinder 5. The cylinder body of the lifting cylinder 6 is fixedly connected to the outer cylinder 4 or the base plate 3, and the piston rod of the lifting cylinder 6 is fixedly connected to the inner cylinder 5.

[0037] With this design, the sliding connection between the inner cylinder 5 and the outer cylinder 4 achieves the purpose of guidance, and the lifting cylinder 6 drives the inner cylinder 5 to rise and fall.

[0038] According to one embodiment of the present invention, the horizontal adjustment component includes a fixed plate 7, and a sleeve 71 is provided at the bottom end of the fixed plate 7. The sleeve 71 is rotatably connected to the inner cylinder 5, and the axis of rotation of the sleeve 71 is vertically arranged.

[0039] This design enables the tensioning jack 1 to rotate and change direction with the vertical axis as the center line.

[0040] According to one embodiment of the present invention, the angle adjustment component includes a rotating disk 8, which is rotatably connected to the fixed disk 7. The rotation axis of the rotating disk 8 is horizontally oriented, and a locking component for fixing the rotating disk 8 is provided between the rotating disk 8 and the fixed disk 7. The second fixing cover 22 is fixedly connected to the rotating disk 8.

[0041] This design achieves the purpose of adjusting the pitch angle of the tension jack 1.

[0042] According to one embodiment of the present invention, the locking assembly includes a second bolt 9, which is threadedly connected to the rotating disk 8, and the end of the second bolt 9 is abutted against the fixed disk 7.

[0043] With this design, the purpose of locking the rotating disk 8 is achieved by utilizing the friction between the end of the second bolt 9 and the fixed disk 7; in order to avoid the generation of friction sparks, a rubber layer can be provided at the end of the second bolt 9.

[0044] The above are merely preferred embodiments of this utility model. It should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of this utility model, and these improvements and modifications should also be considered within the scope of protection of this utility model.

Claims

1. A jack mechanism for an anchor cable tensioning implement, characterized by, The tensioning jack (1) comprises a fixed assembly for fixing the tensioning jack (1) and an adjusting assembly for adjusting the position of the fixed assembly; the tensioning jack (1) comprises an outer shell (11); the fixed assembly comprises a first fixed cover (21) and a second fixed cover (22) which are detachably fixedly connected, and the outer shell (11) is clamped between the first fixed cover (21) and the second fixed cover (22); one of the first fixed cover (21) and the second fixed cover (22) is fixedly connected with the adjusting assembly.

2. The jack mechanism for an anchor cable tensioning apparatus according to claim 1, characterized by The first fixed cover (21) is provided with a first abutting plate (23) which abuts against the bottom end of the outer shell (11); the first fixed cover (21) and the second fixed cover (22) are both provided with a second abutting plate (24) which abuts against the top end of the outer shell (11).

3. The jack mechanism for an anchor line tensioning implement according to claim 2, characterized by The tensioning jack (1) further comprises a handle (12) which is fixedly connected with the outer shell (11), and the second fixed cover (22) is provided with a limiting groove (25) which is limitedly matched with the handle (12).

4. The jack mechanism for an anchor line tensioning implement according to claim 3, characterized by The first fixed cover (21) and the second fixed cover (22) are fixedly provided with an extension plate (26) on both sides, and the extension plate (26) is provided with a through hole (27); the first bolt (28) is arranged in the through hole (27), and the nut (29) is threadedly connected with the first bolt (28).

5. The jack mechanism for an anchor line tensioning implement according to claim 1, characterized by, The adjusting assembly comprises a bottom plate (3), a height adjusting assembly for adjusting the height of the tensioning jack (1), a horizontal adjusting assembly for adjusting the horizontal angle of the tensioning jack (1), and an angle adjusting assembly for adjusting the pitch angle of the tensioning jack (1).

6. The jack mechanism for an anchor line tensioning implement according to claim 5, characterized by The height adjusting assembly comprises an outer cylinder (4) which is fixedly connected with the bottom plate (3), an inner cylinder (5) which is arranged in the outer cylinder (4) and is in sliding connection with the outer cylinder (4), and a lifting oil cylinder (6) which is arranged in the inner cylinder (5); the cylinder body of the lifting oil cylinder (6) is fixedly connected with the outer cylinder (4) or the bottom plate (3), and the piston rod of the lifting oil cylinder (6) is fixedly connected with the inner cylinder (5).

7. The jack mechanism for an anchor line tensioning implement according to claim 6, characterized by The horizontal adjusting assembly comprises a fixed disc (7), and the bottom end of the fixed disc (7) is provided with a sleeve (71) which is in rotary connection with the inner cylinder (5); the rotary axis of the sleeve (71) is vertically arranged.

8. The jack mechanism for an anchor line tensioning implement according to claim 7, characterized by The angle adjusting assembly comprises a rotary disc (8) which is in rotary connection with the fixed disc (7); the rotary axis of the rotary disc (8) is horizontally arranged; the locking assembly is arranged between the rotary disc (8) and the fixed disc (7) for fixing the rotary disc (8); and the second fixed cover (22) is fixedly connected with the rotary disc (8).

9. The jack mechanism for an anchor line tensioning implement according to claim 8, characterized by The locking assembly comprises a second bolt (9) which is in threaded connection with the rotary disc (8); and the end of the second bolt (9) is in abutting connection with the fixed disc (7).

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