CN210419068U

CN210419068U - A hoisting accessory for hydraulic engineering

Info

Publication number: CN210419068U
Application number: CN201921403300.9U
Authority: CN
Inventors: 张森林; 王振锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-04-28
Anticipated expiration: 2029-08-27

Abstract

The utility model provides a lifting device for hydraulic engineering, which comprises a support frame, a sliding block and a waist round hole; the bearing ring is connected with the connecting block A through a bolt, a cushion block used for winding the steel wire rope is installed on the bearing ring, and an annular groove with an arc structure is formed in the cushion block; a sleeve is arranged on the through hole of the connecting block A; and the connecting block B is connected with an adjusting nut through threads. The utility model improves the structure of the connecting block B, and a supporting rod for supporting the connecting rod is welded on the connecting block B; be provided with the connecting rod that rotates the connection on connecting block C, the welding has the connecting block D that is used for connecting the threaded rod between the connecting rod, compares with prior art, and when rotating adjusting nut downwards, the connecting rod can receive the outside swing of extrusion of supporting shoe, otherwise then draws close to the inboard to adjust the interval between the tongs, make the tongs advance to hang through the well lid.

Description

A hoisting accessory for hydraulic engineering

Technical Field

The utility model belongs to the technical field of hydraulic engineering, more specifically say, in particular to a hoisting accessory for hydraulic engineering.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harmful substances and benefiting benefits, and is also called water engineering. Because the pipeline under needs frequent maintenance, often will be through sewer well lid construction when the maintenance.

Based on the above, the inventor finds that the following defects mainly exist in the conventional hoisting device similar to hydraulic engineering, such as: when opening the well lid of sewer, mostly the manual work is opened, perhaps lift by crane through simple reinforcing bar tongs, has not only reduced work efficiency, and too big meeting caused the damage to the well lid hard when placing the well lid in addition, current well lid lifting devices mostly is wire rope and connects the tongs to lift by crane, and wire rope rocks easily when lifting by crane, can not carry out axial fixity, rocks the phenomenon that in-process well lid skidded easily, drops even.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a hoisting device for hydraulic engineering is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a hoisting accessory for hydraulic engineering, in order to solve current when opening the well lid of sewer, mostly the manual work and open, perhaps lift by crane through simple reinforcing bar tongs, not only work efficiency has been reduced, and too big can cause the damage to the well lid hard when placing the well lid, current well lid hoisting accessory is mostly wire rope and connects the tongs to lift by crane, wire rope rocks easily when lifting by crane, can not carry out axial fixity, rocking in-process well lid skids easily, the problem of the phenomenon that drops even.

The utility model is used for a purpose and efficiency for hydraulic engineering's hoisting accessory is reached by following concrete technological means:

a lifting device for hydraulic engineering comprises a support frame, a bearing ring, a cushion block, a connecting block A, a sleeve, an oil groove, a connecting block B, an adjusting nut, a connecting block C, a rotary connecting seat, a support rod, a support block, a connecting block D, a threaded rod, a connecting rod, a fixed block, a gripper, a sliding block and a waist circular hole; a base is welded on the supporting frame, and four universal wheels are mounted on the base; a handle for adjusting the lifting height is mounted on the supporting frame, and the handle is connected with the bearing ring through a steel wire rope; the bearing ring is connected with the connecting block A through a bolt, the bearing ring is provided with a cushion block for winding a steel wire rope, and the cushion block is provided with an annular groove with an arc structure; the sleeve is inserted into the through hole of the connecting block A, and four anti-slip trapezoidal blocks are processed on the sleeve; a stop block with a circular structure is welded on the sleeve, and a nut for fixing the sleeve is mounted on the sleeve; and the connecting block B is connected with one adjusting nut through threads, and the adjusting nut is rotatably connected onto the connecting block C through a rotating shaft.

Furthermore, four rotary connecting seats are symmetrically welded on the connecting block C, and the connecting rod is rotatably connected to the rotary connecting seats; the connecting block B is symmetrically welded with four supporting rods, and the supporting blocks of an arc structure are welded on the supporting rods.

Furthermore, two rectangular blocks used for connecting the connecting block D are welded on the connecting rod, and the connecting block D is provided with one waist round hole; two spacing nuts and locking reset spring are installed to the threaded rod, just the threaded rod sliding connection in on the waist round hole.

Furthermore, the sliding block is formed by welding a circular ring and two semicircular blocks, and the sliding block is connected to the connecting rod in a sliding manner; the sliding block is welded with the fixed block of a semicircular structure; the hand grip is rotatably connected to the connecting rod.

Furthermore, the inner wall of the sleeve is provided with the oil groove with a rectangular structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

the novel connecting block B is improved in structure, and a supporting rod for supporting the connecting rod is welded on the connecting block B; be provided with the connecting rod that rotates the connection on connecting block C, the welding has the connecting block D that is used for connecting the threaded rod between the connecting rod, compares with prior art, and when rotating adjusting nut downwards, the connecting rod can receive the outside swing of extrusion of supporting shoe, otherwise then draws close to the inboard to adjust the interval between the tongs, make the tongs advance to hang through the well lid.

The improved connecting rod mechanism is provided with the fixed block and the sliding block which are used for fixing the hand grab between the connecting rods, the hand grab which is connected in a rotating mode is arranged between the connecting rods, the adjusting nut and the connecting block C are arranged in a rotating connection mode, compared with the prior art, when the well cover with only one through hole is lifted, after one hand grab is fixed through the fixed block, the well cover with a single hole can be lifted.

This use is novel to have improved connecting block A structure, is provided with the sleeve that reduces frictional force on connecting block A, has seted up the oil groove on the sleeve, compares with prior art the sleeve and has played and reduced frictional force between weighing ring and the connecting block A.

Drawings

Fig. 1 is a schematic structural diagram of the axial view of the lifting device of the present invention.

Fig. 2 is a schematic view of the axial view structure of the gripper of the present invention.

Fig. 3 is a schematic view of the folded rear axial view structure of the gripper of the present invention.

Fig. 4 is a schematic view of the connecting block a of the present invention.

Fig. 5 is an enlarged schematic axial view of the position a of fig. 2 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a support frame; 2. a load-bearing ring; 201. cushion blocks; 3. connecting a block A; 301. a sleeve; 302. an oil sump; 4. connecting block B; 5. adjusting the nut; 6. connecting blocks C; 601. rotating the connecting seat; 602. a support bar; 603. a support block; 604. connecting a block D; 605. a threaded rod; 606. a connecting rod; 607. a fixed block; 608. a gripper; 609. a slider; 610. a waist circular hole.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a hoisting accessory for hydraulic engineering, including support frame 1, bearing ring 2, cushion 201, connecting block A3, sleeve 301, oil groove 302, connecting block B4, adjusting nut 5, connecting block C6, rotation connecting seat 601, bracing piece 602, supporting shoe 603, connecting block D604, threaded rod 605, connecting rod 606, fixed block 607, tongs 608, sliding block 609 and oval hole 610; a base is welded on the support frame 1, and four universal wheels are arranged on the base; a handle for adjusting the lifting height is arranged on the support frame 1, and the handle is connected with the bearing ring 2 through a steel wire rope; the bearing ring 2 is connected with the connecting block A3 through a bolt, a cushion block 201 for winding the steel wire rope is arranged on the bearing ring 2, and an annular groove with an arc structure is formed in the cushion block 201; a sleeve 301 is inserted into a through hole of the connecting block A3, and four anti-slip trapezoidal blocks are processed on the sleeve 301; a round-structure stop block is welded on the sleeve 301, and a nut used for fixing the sleeve 301 is installed on the sleeve 301; an adjusting nut 5 is connected to the connecting block B4 through threads, and the adjusting nut 5 is rotatably connected to the connecting block C6 through a rotating shaft.

Wherein, four rotating connecting seats 601 are symmetrically welded on the connecting block C6, and the connecting rod 606 is rotatably connected to the rotating connecting seats 601; four support rods 602 are symmetrically welded on the connecting block B4, a support block 603 with a circular arc structure is welded on the support rods 602, and when the connecting block C6 is rotated downwards, the support block 603 can push the gripper 608 to spread outwards and draw the inner side close to the inner side, otherwise, the gripper 608 is matched with the through hole in the top cover to lift.

Two rectangular blocks used for connecting the connecting block D604 are welded on the connecting rod 606, and a waist circular hole 610 is formed in the connecting block D604; two spacing nuts and locking reset spring are installed to threaded rod 605, and threaded rod 605 sliding connection is on waist round hole 610, and the nut on threaded rod 605 has played spacing effect when outwards expanding tongs 608, has effectually solved the swing angle of connecting rod 606 through waist round hole 610 of seting up.

The sliding block 609 is formed by welding a circular ring and two semicircular blocks, and the sliding block 609 is connected to the connecting rod 606 in a sliding manner; a fixed block 607 with a semicircular structure is welded on the sliding block 609; the hand grip 608 is rotatably connected to the connecting rod 606, when the sliding block 609 slides downwards, the circular ring on the sliding block 609 can fix the hand grip 608, when a well lid with only one through hole is hoisted, the hand grip 608 is rotated upwards to the fixing block 607 to be clamped, and then the well lid with a single hole can be hoisted.

Wherein, set up the oil groove 302 of a rectangle structure on the inner wall of sleeve 301, when lifting by crane the well lid, frictional force can concentrate on sleeve 301, reduces the frictional force between connecting block A3 and the bearing ring 2 through the oil groove 302 that sets up.

The specific use mode and function of the embodiment are as follows:

when the device is used, the device is placed in place firstly, then the handle on the support frame 1 is rotated to adjust the hand grips 608 to proper positions, then the connecting blocks C6 are rotated downwards to adjust the distance between the hand grips 608, because the threaded rod 605 is provided with the return spring, in the process of rotating the connecting blocks C6 downwards, the hand grips 608 are close to the inner side, then the elbows on the hand grips 608 are placed on the through holes of the well lid, and then the handle on the support frame 1 is rotated to lift the well lid upwards;

when the manhole cover with only one through hole is hoisted, after one of the hand grips 608 is rotated upwards to the position of the fixing block 607 to be clamped, the connecting block C6 is rotated to adjust the distance between the hand grip and the through hole in the manhole cover, and then the top cover can be hoisted;

when the well lid is placed on the ground, the connecting block C6 is rotated upwards, the distance between the hand grips 608 is increased in the process of rotating the connecting block C6 upwards, and then the hand grips 608 can be retracted;

the slide 609 is arranged as a ring and two semi-circular pieces and when the hand grip 608 is used, the slide 609 is moved downwards to secure the hand grip 608 through the ring.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a hoisting accessory for hydraulic engineering which characterized in that: the connecting device comprises a support frame (1), a bearing ring (2), a cushion block (201), a connecting block A (3), a sleeve (301), an oil groove (302), a connecting block B (4), an adjusting nut (5), a connecting block C (6), a rotary connecting seat (601), a supporting rod (602), a supporting block (603), a connecting block D (604), a threaded rod (605), a connecting rod (606), a fixing block (607), a gripper (608), a sliding block (609) and a kidney-shaped hole (610); a base is welded on the support frame (1), and four universal wheels are mounted on the base; a handle for adjusting the lifting height is arranged on the support frame (1), and the handle is connected with the bearing ring (2) through a steel wire rope; the bearing ring (2) is connected with the connecting block A (3) through a bolt, the bearing ring (2) is provided with a cushion block (201) for winding a steel wire rope, and the cushion block (201) is provided with an annular groove with an arc structure; the sleeve (301) is inserted into a through hole of the connecting block A (3), and four anti-slip trapezoidal blocks are processed on the sleeve (301); a round-structure stop block is welded on the sleeve (301), and a nut used for fixing the sleeve (301) is installed on the sleeve (301); the connecting block B (4) is connected with one adjusting nut (5) through threads, and the adjusting nut (5) is connected to the connecting block C (6) through a rotating shaft in a rotating mode.

2. The lifting device for hydraulic engineering according to claim 1, characterized in that: the four rotary connecting seats (601) are symmetrically welded on the connecting block C (6), and the connecting rod (606) is rotatably connected to the rotary connecting seats (601); the connecting block B (4) is symmetrically welded with four supporting rods (602), and the supporting blocks (603) of an arc structure are welded on the supporting rods (602).

3. The lifting device for hydraulic engineering according to claim 1, characterized in that: two rectangular blocks used for connecting the connecting block D (604) are welded on the connecting rod (606), and the connecting block D (604) is provided with one waist circular hole (610); two limiting nuts and a locking return spring are mounted on the threaded rod (605), and the threaded rod (605) is connected to the waist circular hole (610) in a sliding mode.

4. The lifting device for hydraulic engineering according to claim 1, characterized in that: the sliding block (609) is formed by welding a circular ring and two semicircular blocks, and the sliding block (609) is connected to the connecting rod (606) in a sliding manner; the sliding block (609) is welded with the fixed block (607) with a semicircular structure; the gripper (608) is rotatably connected to the connecting rod (606).

5. The lifting device for hydraulic engineering according to claim 1, characterized in that: the inner wall of the sleeve (301) is provided with the oil groove (302) with a rectangular structure.