Cable entering device suitable for underground powerhouse top arch anchor cable

Abstract

The utility model discloses a cable entering device suitable for an underground powerhouse top arch anchor cable, and relates to the field of underground powerhouse construction. Comprising a vertical connecting seat; the top end of the vertical connecting seat is connected with a fixed hydraulic clamp, and the bottom end is downwards connected with a vertical transmission rod; the vertical transmission rod is connected with a movable hydraulic clamp; the system further comprises a first hydraulic pump, a second hydraulic pump and a third hydraulic pump. The second hydraulic pump is used for controlling the movable hydraulic clamping hand to clamp a cable body, the first hydraulic pump is used for controlling the fixed hydraulic clamping hand to open, and the third hydraulic pump is used for controlling the movable hydraulic clamping hand to move upwards; and then, the first hydraulic pump controls the fixed hydraulic clamp to clamp the cable body, the second hydraulic pump controls the movable hydraulic clamp to loosen the cable body, and the third hydraulic pump controls the movable hydraulic clamp to move downwards until the cable body is completely anchored into the preformed hole. In the process, manual anchor cable is replaced by machinery, and the operation efficiency is high; and the fixed hydraulic clamping hand or the movable hydraulic clamping hand keeps clamping the cable body, so that the whole process is high in safety.

Description

Technical Field

[0001] The utility model relates to the field of underground plant construction, in particular to a cable entry device suitable for an underground plant top arch anchor cable. Background Art

[0002] During the construction of underground powerhouses, it is often necessary to anchor the top arch of the underground powerhouse, that is, to anchor the cable into the top arch to enhance the stability of the top arch. In the existing technology, the anchor operation is often done by construction workers standing on the operating platform and manually sending the cable into the top arch; during this operation, the construction workers consume a lot of physical energy and have low operating efficiency. In addition, if the construction workers operate carelessly or lose concentration, the cable may fall, causing serious safety hazards to the construction workers below the operating platform.

[0003] Therefore, it is extremely important to propose a cable insertion device suitable for underground powerhouse arch anchor cables with high operating efficiency and safety. Utility Model Content

[0004] The utility model aims to solve the problem that the existing construction workers have low efficiency and are unsafe in performing anchor cable operations on the top arch of an underground factory building.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a cable entry device suitable for an underground plant top arch anchor cable, comprising a vertical connecting seat; a fixed hydraulic gripper is connected to the top of the vertical connecting seat, and a vertical transmission rod is downwardly connected to the bottom; the vertical transmission rod is connected to a movable hydraulic gripper;

[0006] The inner surfaces of the two clamping claws of the fixed hydraulic clamp are both arc surfaces and together form a first circular through hole matching the diameter of the cable body, and the inner surfaces of the two clamping claws of the mobile hydraulic clamp are both arc surfaces and together form a second circular through hole matching the diameter of the cable body;

[0007] It also includes a first hydraulic pump, a second hydraulic pump, and a third hydraulic pump; the first hydraulic pump is connected to the fixed hydraulic gripper, and the first hydraulic pump is used to control the opening and closing of the clamping claws of the fixed hydraulic gripper; the second hydraulic pump is connected to the mobile hydraulic gripper, and the second hydraulic pump is used to control the opening and closing of the clamping claws of the mobile hydraulic gripper; the third hydraulic pump is connected to the mobile hydraulic gripper, and the third hydraulic pump is used to control the mobile hydraulic gripper to move up and down along the vertical transmission rod.

[0008] Furthermore, the top and bottom ends of the vertical transmission rod are both provided with limit members.

[0009] Furthermore, it also includes a first vertical guide tube; the first vertical guide tube is laterally connected to the vertical connecting seat and the vertical range of the first vertical guide tube does not exceed the vertical connecting seat; the tube center of the first vertical guide tube is on the same vertical line as the center of the first circular through hole and the center of the second circular through hole.

[0010] Furthermore, it also includes a second vertical guide tube; the top of the second vertical guide tube is sleeved with the first vertical guide tube, and the bottom of the second vertical guide tube is connected to the movable hydraulic clamp.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model is provided with a cable entry device to replace manual anchoring operation of the top arch of the underground factory building; the cable entry device includes a fixed hydraulic clamp, a mobile hydraulic clamp, a first hydraulic pump, a second hydraulic pump, a third hydraulic pump, and a vertical transmission rod; the second hydraulic pump is used to control the mobile hydraulic clamp to clamp the cable body, the first hydraulic pump controls the fixed hydraulic clamp to open, and the third hydraulic pump controls the mobile hydraulic clamp to move upward along the vertical transmission rod until the mobile hydraulic clamp reaches the top of the vertical transmission rod; then, the first hydraulic pump controls the fixed hydraulic clamp to clamp the cable body, the second hydraulic pump controls the mobile hydraulic clamp to release the cable body, and the third hydraulic pump controls the mobile hydraulic clamp to move downward along the vertical transmission rod until the mobile hydraulic clamp reaches the bottom of the vertical transmission rod; this cycle is repeated until the cable body is completely anchored into the reserved hole of the top arch. This operation process uses machinery to replace manual anchoring, and the operation efficiency is high; and the fixed hydraulic clamp or the mobile hydraulic clamp keeps clamping the cable body at any time, so that the entire operation process is highly safe. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the use state of the utility model.

[0014] Figure 2 for Figure 1 Schematic diagram of area A in center.

[0015] The meanings of the numbers in the figure are: 1. vertical connecting seat; 2. reserved hole; 3. top arch; 4. cable body; 5. lifting equipment; 6. fixed hydraulic clamp; 7. vertical transmission rod; 8. mobile hydraulic clamp; 9. first vertical guide tube; 10. limiter; 11. second vertical guide tube; 12. operating platform; 13. supporting telescopic rod. DETAILED DESCRIPTION

[0016] The technical solution of the utility model is clearly and completely described below in conjunction with the drawings and specific implementation methods of the specification. The described embodiment is one embodiment of the utility model, and the utility model may also have other implementation methods.

[0017] Example:

[0018] See also Figure 1~Figure 2The utility model is a cable insertion device suitable for an underground factory building arch anchor cable, comprising a vertical connection seat 1; a fixed hydraulic clamp 6 is connected to the top of the vertical connection seat 1, and a vertical transmission rod 7 is downwardly connected to the bottom; the vertical transmission rod 7 is connected to a movable hydraulic clamp 8;

[0019] The inner surfaces of the two clamping claws of the fixed hydraulic clamping hand 6 are both arc surfaces and together form a first circular through hole matching the diameter of the cable body 4, and the inner surfaces of the two clamping claws of the mobile hydraulic clamping hand 8 are both arc surfaces and together form a second circular through hole matching the diameter of the cable body 4;

[0020] It also includes a first hydraulic pump, a second hydraulic pump, and a third hydraulic pump; the first hydraulic pump is connected to the fixed hydraulic clamp 6, and the first hydraulic pump is used to control the opening and closing of the clamping claws of the fixed hydraulic clamp 6; the second hydraulic pump is connected to the mobile hydraulic clamp 8, and the second hydraulic pump is used to control the opening and closing of the clamping claws of the mobile hydraulic clamp 8; the third hydraulic pump is connected to the mobile hydraulic clamp 8, and the third hydraulic pump is used to control the mobile hydraulic clamp 8 to move up and down along the vertical transmission rod 7.

[0021] In this embodiment, a lifting equipment 5 is placed on the ground of the underground factory building. The lifting equipment 5 is provided with a boom, and an operating platform 12 is also connected to the top of the boom; a vertical connecting seat 1 is connected to the side of the operating platform 12; it also includes a supporting telescopic rod 13, one end of the supporting telescopic rod 13 is connected to the boom, and the other end is connected to the base of the lifting equipment 5; construction personnel stand on the operating platform 12 to operate the device; during the lifting process of the boom of the lifting equipment 5, the supporting telescopic rod 13 plays a role of supporting the boom, making it more stable.

[0022] The utility model is provided with a cable entry device to replace manual anchoring operation of the top arch of the underground factory building; the cable entry device includes a fixed hydraulic clamp 6, a mobile hydraulic clamp 8, a first hydraulic pump, a second hydraulic pump, a third hydraulic pump, and a vertical transmission rod 7; the second hydraulic pump is used to control the mobile hydraulic clamp 8 to clamp the cable body 4, the first hydraulic pump controls the fixed hydraulic clamp 6 to open, and the third hydraulic pump controls the mobile hydraulic clamp 8 to move upward along the vertical transmission rod 7 until the mobile hydraulic clamp 8 reaches the top of the vertical transmission rod 7; then, the first hydraulic pump controls the fixed hydraulic clamp 6 to clamp the cable body 4, the second hydraulic pump controls the mobile hydraulic clamp 8 to release the cable body 4, and the third hydraulic pump controls the mobile hydraulic clamp 8 to move downward along the vertical transmission rod 7 until the mobile hydraulic clamp 8 reaches the bottom of the vertical transmission rod 7; this cycle is repeated until the cable body 4 is completely anchored into the reserved hole of the top arch. This operation process uses machinery to replace manual anchoring, and the operation efficiency is high; and the fixed hydraulic clamp 6 or the mobile hydraulic clamp 8 keeps clamping the cable body 4 at any time, so that the entire operation process is highly safe.

[0023] As a preferred embodiment, the top and bottom ends of the vertical transmission rod 7 are both provided with limiting members 10 .

[0024] In this embodiment, when the mobile hydraulic gripper 8 reaches the top or bottom end of the vertical transmission rod 7 under the control of the third hydraulic pump, the limiter 10 can limit the mobile hydraulic gripper 8 to prevent it from falling off the vertical transmission rod 7.

[0025] As a preferred embodiment, it also includes a first vertical guide tube 9; the first vertical guide tube 9 is laterally connected to the vertical connecting seat 1 and the vertical range of the first vertical guide tube 9 does not exceed the vertical connecting seat 1; the tube center of the first vertical guide tube 9 is on the same vertical line as the center of the first circular through hole and the center of the second circular through hole.

[0026] In this embodiment, during the process of the mobile hydraulic clamping hand 8 clamping the cable body 4 and ascending, the portion of the cable body 4 located at the vertical connecting seat 1 ascends along the first vertical guide tube 9, and the entire ascending process is more stable.

[0027] As a preferred embodiment, it further comprises a second vertical guide tube 11 ; the top of the second vertical guide tube 11 is sleeved with the first vertical guide tube 9 , and the bottom of the second vertical guide tube 11 is connected to the movable hydraulic gripper 8 .

[0028] In this embodiment, while the mobile hydraulic clamp 8 clamps the cable body 4 to rise, the mobile hydraulic clamp 8 also drives the second vertical guide tube 11 to rise along the first vertical guide tube 9; during the whole process, the moving trajectory of the cable body 4 is always within the first vertical guide tube 9 and the second vertical guide tube 11, and the moving trajectory of the cable body 4 is stable.

[0029] The terms “connection”, “fixation” and “docking” appearing in the description of the present invention may refer to fixed connection, processing, welding or mechanical connection. The specific meanings of the above terms in the present invention shall be understood according to the specific circumstances.

[0030] In the description of the present invention, the terms "inside", "upper", "lower", "end", "side", "outside", etc., which indicate the orientation or position relationship, are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying a specific orientation that the device or element referred to must have, and therefore cannot be understood as a limitation on the present invention.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in the field should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A cable insertion device suitable for an underground powerhouse arch anchor cable, characterized in that: It comprises a vertical connection seat (1); the top of the vertical connection seat (1) is connected to a fixed hydraulic gripper (6), and the bottom is downwardly connected to a vertical transmission rod (7); the vertical transmission rod (7) is connected to a movable hydraulic gripper (8); The inner surfaces of the two clamping claws of the fixed hydraulic clamp (6) are both arc surfaces and together form a first circular through hole matching the diameter of the cable body (4); the inner surfaces of the two clamping claws of the movable hydraulic clamp (8) are both arc surfaces and together form a second circular through hole matching the diameter of the cable body (4); It also includes a first hydraulic pump, a second hydraulic pump, and a third hydraulic pump; the first hydraulic pump is connected to the fixed hydraulic gripper (6), and the first hydraulic pump is used to control the opening and closing of the clamping claws of the fixed hydraulic gripper (6); the second hydraulic pump is connected to the mobile hydraulic gripper (8), and the second hydraulic pump is used to control the opening and closing of the clamping claws of the mobile hydraulic gripper (8); the third hydraulic pump is connected to the mobile hydraulic gripper (8), and the third hydraulic pump is used to control the mobile hydraulic gripper (8) to move up and down along the vertical transmission rod (7).

2. A cable insertion device for an underground powerhouse arch anchor cable according to claim 1, characterized in that: Limiting members (10) are provided at the top and bottom ends of the vertical transmission rod (7).

3. The cable insertion device for the arch anchor cable of an underground powerhouse according to claim 1, characterized in that: It also comprises a first vertical guide tube (9); the first vertical guide tube (9) is laterally connected to the vertical connection seat (1) and the vertical range of the first vertical guide tube (9) does not exceed the vertical connection seat (1); the tube center of the first vertical guide tube (9) and the centers of the first circular through hole and the second circular through hole are on the same vertical line.

4. The cable insertion device for the arch anchor cable of an underground powerhouse according to claim 3, characterized in that: It also comprises a second vertical guide tube (11); the top of the second vertical guide tube (11) is sleeved with the first vertical guide tube (9), and the bottom of the second vertical guide tube (11) is connected to the movable hydraulic gripper (8).

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