CN208485520U - A kind of novel cover plate for cable trench boom hoisting - Google Patents

Abstract

The utility model discloses a kind of novel cover plate for cable trench boom hoistings, including mobile mechanism, hoisting structure, hydraulic cylinder, power supply and electric capstan；The beneficial effects of the utility model are, firstly, having the advantages such as installation weight is light, runs smoothly, and failure rate is low using electric hoisting device；Secondly, slinging beam can realize the lifting to different tonnage differences lifting radius object using retractable support lever；In addition, universal wheel setting facilitates the movement and positioning of carry an object, also facilitate device movement when not in use itself；Meanwhile the telescopic foldable design of slinging beam and pedestal support frame, so that product is occupied little space, it is portable；Finally, the mechanical structure of the device is simple, manufacture is low with maintenance cost, it is easy to marketing.

Description

A new type of cable trench cover lifting device

technical field

The utility model relates to the technical field of general machinery, in particular to a novel cable trench cover plate hoisting device.

Background technique

At present, many cable trench covers are becoming thicker and heavier due to the load-bearing requirements. During the maintenance and repair of cables and their channels, a large number of cable trench covers are often required to be lifted; not only In terms of cable manhole covers, the development of the city is accompanied by the increasing use of other types of manhole covers, and the engineering operations of municipal manhole covers represented by cable manhole covers are becoming more and more frequent. At present, iron hooks are generally used to lift and carry the cable manhole cover by pulling up and pulling up together with 3 to 5 people collectively.

Utility model content

The purpose of the utility model is to provide a novel cable trench cover lifting device, which can effectively realize the efficient opening of the manhole cover, and can realize the efficient opening of the well in a relatively complex and harsh environment, which is convenient for the normal operation of emergency repair work and improves work efficiency.

In order to achieve the above purpose, the technical scheme of the present utility model is: a novel cable trench cover lifting device, including a moving mechanism, a lifting structure, a hydraulic cylinder, a power supply and an electric winch; the moving mechanism includes a base and a universal wheel, And several of the universal wheels are arranged on the bottom surface of the base; the hoisting structure is arranged on the top surface of the base; the hoisting structure includes a support frame, a lifting beam, a steel wire rope and a hanging claw; the The support frame is arranged on the top surface of the base through screw connection; one end of the lifting beam is hinged with the top surface of the support frame; one end of the hydraulic cylinder is hinged with the support frame, and the other end is hinged with the support frame. The lifting beam is hinged; the electric winch is arranged at one end of the lifting beam close to the support frame; the hanging claw is arranged at the end of the lifting beam far from the support frame; one end of the wire rope is connected to the support frame. The hanging claw is connected, and the other end is wound on the electric winch; the power supply is arranged on the top surface of the base.

The base includes a fixed base, a chute and a base support frame; a pair of the base support frames are respectively connected with the fixed base through one of the slide grooves.

The fixed base and the chute are connected by fixing bolts; the base support frame is connected with the chute through a pair of fixing bolts.

The number of the universal wheels is 6; wherein, two of the universal wheels are arranged on the bottom surface of the fixed base, and two of the universal wheels are respectively arranged on the bottom surface of a pair of the chute, Two of the universal wheels are arranged on the bottom surface of a pair of the base support frames.

The lifting beam includes an outer beam, an inner beam and a pin shaft; one end of the outer beam is hinged with the support frame; the inner beam is arranged in the outer beam, and can move along the outer beam. The center line of the beam moves; the peripheral wall of the outer beam is provided with a number of first connection holes in the axial direction, and the inner beam is provided with a number of second connection holes at corresponding positions; the pin shaft passes through one of the first connection holes connection hole and second connection hole.

A fixed pulley is arranged at one end of the inner beam away from the outer beam, and the wire rope is connected with the hanging claw through the fixed pulley.

The hanging claw includes a connecting part, a first chain, a hook and a hoisting balancer; the wire rope is arranged in the center of the connecting part; a pair of the first chains are symmetrically arranged on two sides of the connecting part. The hook is arranged at one end of the first chain away from the connection part; the hoisting balancer is arranged on the top surface of the connection part.

The hoisting balancer comprises a connecting nut, a screw rod and a hand wheel; a pair of the connecting nuts are respectively arranged on both ends of the top surface of the connecting part; the screw rod is arranged in a pair of the connecting nuts, And the hand wheel is arranged at one end of the screw.

It also includes side plates; a pair of the side plates are respectively arranged between the support frame and the fixed base, and form a triangular frame structure with the support frame.

The above-mentioned novel cable trench cover lifting device further comprises a U-shaped snap ring and a second chain; the U-shaped snap ring is connected to the hook via the second chain.

To sum up, the beneficial effects of the present invention are that, firstly, the electric hoisting device is adopted, which has the advantages of light weight, stable operation, and low failure rate; Lifting of radius objects; in addition, the universal wheel is set to facilitate the movement and positioning of the transported objects, and also facilitate the movement of the device itself when not in use; at the same time, the retractable and foldable design of the lifting beam and the base support frame makes the product occupy a small space, It is easy to carry; finally, the device has a simple mechanical structure, low manufacturing and maintenance costs, and is easy to market.

Description of drawings

Figure 1 is a front view of a novel cable trench cover lifting device of the present invention.

Figure 2 is a schematic structural diagram of a novel cable trench cover lifting device of the present invention.

FIG. 3 is a schematic structural diagram of a lifting claw of a novel cable trench cover lifting device of the present invention.

Detailed ways

The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

Please refer to Figures 1 to 3, a novel cable trench cover lifting device, including a moving mechanism 1, a hoisting structure 2, a hydraulic cylinder 3, a power source 4 and an electric winch 5; the moving mechanism 1 includes a base 101 and universal wheels 102, and several of the universal wheels 102 are arranged on the bottom surface of the base 101; the hoisting structure 2 is arranged on the top surface of the base 101; the hoisting structure 2 includes a support frame 201. Lifting beam 202, wire rope 203 and hanging claws 204; the support frame 201 is set on the top surface of the base 101 through screw connection; one end of the lifting beam 202 is hinged with the top surface of the support frame 201; One end of the hydraulic cylinder 3 is hinged with the support frame 201, and the other end is hinged with the lifting beam 202; the electric winch 5 is arranged at one end of the lifting beam 202 close to the support frame 201; The hanging claw 204 is arranged at one end of the lifting beam 202 away from the support frame; one end of the wire rope 203 is connected to the hanging claw 204, and the other end is wound on the electric winch 5; the The power supply 4 is arranged on the top surface of the base 101 .

The base 101 includes a fixed base 103, a chute 104 and a base support frame 105; a pair of the base support frames 105 are respectively connected to the fixed base 103 through one of the slide grooves 104.

The fixed base 103 is connected with the chute 104 by fixing bolts 6; the base support frame 105 is connected with the chute 104 by a pair of fixing bolts 6, which is convenient for the disassembly of parts on the one hand, and the other In one aspect, when the device is not in use, the base support frame 105 can be folded by removing one of the fixing bolts 6, which is convenient for storage and transportation of the device.

The number of the universal wheels 102 is 6; the two universal wheels 102 are arranged on the bottom surface of the fixed base 103, and the two universal wheels 102 are respectively arranged on a pair of the chute 104 On the bottom surface, the two universal wheels 102 are arranged on the bottom surface of a pair of the base supports 105. On the premise of facilitating the movement of the device, the arrangement of the universal wheels 102 can also ensure that the entire device is in a balanced state.

The lifting beam 202 includes an outer beam 205, an inner beam 206 and a pin shaft 207; one end of the outer beam 205 is hinged with the support frame 201; the inner beam 206 is arranged in the outer beam 205 , and can move along the centerline of the outer beam 205; the peripheral wall of the outer beam 205 is provided with a number of first connection holes 208 in the axial direction, and the inner beam 206 is provided with a number of second connection holes 209 at corresponding positions; The pin shaft 207 passes through one of the first connection holes 208 and the second connection hole 209, and the length of the lifting beam 202 is adjusted through the pin shaft 207, thereby expanding the working radius of the hanging claw 204 .

The inner beam 206 is provided with a fixed pulley 7 at one end away from the outer beam 205 , and the wire rope 203 is connected to the hanging claw 204 through the fixed pulley 7 . The sliding friction force of the steel wire rope 203 is reduced, and at the same time, the equipment can be prevented from being damaged.

The hanging claw 204 includes a connecting portion 210, a first chain 211, a hook 212 and a hoisting balancer 213; the wire rope 203 is arranged in the center of the connecting portion 210; a pair of the first chains 211 are symmetrical The hooks 212 are arranged at the end of the first chain 211 away from the connection portion 210 ; the hoisting balancer 213 is arranged at the connection portion 210 On the top surface, the connecting portion 210 is used for connecting with the wire rope 203, the hook 212 is used for hooking the object to be hooked, and the hoisting balancer 213 can make the hanging claw 204 in a balanced state.

The hoisting balancer 213 includes a connecting nut 214, a screw 215 and a hand wheel 216; a pair of the connecting nuts 214 are respectively arranged on both ends of the top surface of the connecting portion 210; the screw 215 is arranged on a pair of Inside the connecting nut 214, and the hand wheel 216 is arranged at one end of the screw rod 215, by operating the hand wheel 216, the relative position of the screw rod 215 and the connecting part 210 is adjusted, so that the entire The hanging jaws 204 are in a balanced state.

It also includes side plates 8; a pair of the side plates 8 are respectively arranged between the support frame 201 and the fixed base 103, and form a triangular frame structure with the support frame 201, and the triangular structure has a higher structural stability.

It also includes a U-shaped snap ring 9 and a second chain 10; the U-shaped snap ring 9 is connected to the hook 212 via the second lock chain 10, and the hook 213 cannot be used, or the When the length of the first chain 211 is insufficient, the applicability of the hook can be increased by adding the U-shaped snap ring 9 and the second chain 10.

When using, first assemble the cable manhole cover lifting device, then move the cable manhole cover lifting device to the top of the manhole cover, adjust the balance of the device and determine the required lifting height by adjusting the hydraulic cylinder 3 and the lifting beam 202, After the adjustment is completed, lower the hook 212 and the lifting balancer 213 by operating the electric winch 5, use the hook 212 to hook the steel holes at both ends of the manhole cover, and adjust the two ends of the lifting manhole cover. After balancing, start lifting. After lifting to the planned height, the base of the crane can be moved, the manhole cover can be removed from the wellhead, and the cable trench cover can be opened quickly. Finally, after the maintenance is completed, the crane can be moved back to the wellhead, and the manhole cover can be lowered to the installation site. , the cable trench cover is reset, and the work is completed.

To sum up, the beneficial effects of the present invention are that, firstly, the electric hoisting device is adopted, which has the advantages of light weight, stable operation, and low failure rate; Lifting of radius objects; in addition, the universal wheel is set to facilitate the movement and positioning of the transported objects, and also facilitate the movement of the device itself when not in use; at the same time, the retractable and foldable design of the lifting beam and the base support frame makes the product occupy a small space, It is easy to carry; finally, the device has a simple mechanical structure, low manufacturing and maintenance costs, and is easy to market.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any equivalent structural transformation made by using the contents of the description of the present invention, or directly or indirectly applied in the technical fields of other related products , are similarly included in the scope of patent protection of the present invention.

Claims (10)

1. a kind of novel cover plate for cable trench boom hoisting, it is characterised in that: including mobile mechanism (1), hoisting structure (2), hydraulic Cylinder (3), power supply (4) and electric capstan (5)；The mobile mechanism (1) includes pedestal (101) and universal wheel (102), and several The pedestal (101) bottom surface is arranged in the universal wheel (102)；The pedestal is arranged in the hoisting structure (2) (101) top surface；The hoisting structure (2) includes support frame (201), slinging beam (202), wirerope (203) and hangs pawl (204)；The pedestal (101) top surface is arranged in by screw connection in the support frame (201)；The slinging beam (202) one end and described support frame (201) top surface are hinged；Described hydraulic cylinder (3) one end and the support frame (201) are cut with scissors It connects, the other end and the slinging beam (202) are hinged；The slinging beam (202) are arranged in the electric capstan (5) Close to described support frame (201) one end；The slinging beam (202) are arranged in far from the branch in the pawl (204) that hangs Support one end；Described wirerope (203) one end is connect with the pawl (204) that hangs, and the other end is wrapped in the electric mincing On disk (5)；The pedestal (101) top surface is arranged in the power supply (4).

2. a kind of novel cover plate for cable trench boom hoisting according to claim 1, it is characterised in that: the pedestal It (101) include firm banking (103), sliding slot (104) and pedestal support frame (105)；Pedestal support frame (105) described in a pair point It is not connect through sliding slot (104) described in one with the firm banking (103).

3. a kind of novel cover plate for cable trench boom hoisting according to claim 2, it is characterised in that: the firm banking (103) it is connect with the sliding slot (104) by fixing bolt (6)；The pedestal support frame (105) is through a pair of of fixing bolt (6) it is connect with the sliding slot (104).

4. a kind of novel cover plate for cable trench boom hoisting according to claim 3, it is characterised in that: the universal wheel (102) quantity is 6；The firm banking (103) bottom surface is arranged in universal wheel (102) described in 2, ten thousand described in 2 It is separately positioned on sliding slot described in a pair (104) bottom surface to wheel (102), the setting of universal wheel (102) described in 2 is described in a pair Pedestal support frame (105) bottom surface.

5. a kind of novel cover plate for cable trench boom hoisting according to claim 1, it is characterised in that: the slinging beam It (202) include outer beam (205), inner beam (206) and pin shaft (207)；Described outer beam (205) one end and the support frame (201) hinged；The inner beam (206) is arranged in the outer beam (205), and can be along described outer beam (205) center line It is mobile；Described outer beam (205) peripheral wall is provided in the axial direction with several first connecting holes (208), the corresponding position of the inner beam (206) It sets and offers several second connecting holes (209)；The pin shaft (207) pass through one described in the first connecting hole (208) and the Two connecting holes (209).

6. a kind of novel cover plate for cable trench boom hoisting according to claim 5, it is characterised in that: the inner beam (206) it is provided with fixed pulley (7) far from described outer beam (205) one end, and the wirerope (203) is through the fixed pulley (7) it is connect with the pawl (204) that hangs.

7. a kind of novel cover plate for cable trench boom hoisting according to claim 1, it is characterised in that: described hangs pawl It (204) include interconnecting piece (210), the first chain (211), suspension hook (212) and lifting balancer (213)；The wirerope (203) interconnecting piece (210) center is set；First chain (211) described in a pair is symmetricly set on the connection Portion (210) two sides；First chain (211) is arranged in far from the interconnecting piece (210) one in the suspension hook (212) End；The interconnecting piece (210) top surface is arranged in the lifting balancer (213).

8. a kind of novel cover plate for cable trench boom hoisting according to claim 7, it is characterised in that: the lifting balance Device (213) includes attaching nut (214), screw rod (215) and handwheel (216)；Attaching nut described in a pair (214) is respectively set At described interconnecting piece (210) the top surface both ends；The screw rod (215) is arranged in attaching nut described in a pair (214), and The screw rod (215) one end is arranged in handwheel (216).

9. a kind of novel cover plate for cable trench boom hoisting according to claim 1, it is characterised in that: further include side plate (8)； Side plate described in a pair (8) is separately positioned between the support frame (201) and firm banking (103), and with the branch Support (201) constitutes triangle body frame structure.

10. a kind of novel cover plate for cable trench boom hoisting according to claim 7, it is characterised in that: further include U-shaped snap ring (9) and the second chain (10)；The U-shaped snap ring (9) is connect through second chain (10) with the suspension hook (212).