CN214733747U

CN214733747U - High-altitude vehicle loading lifting appliance device with adjustable lifting points

Info

Publication number: CN214733747U
Application number: CN202121155598.3U
Authority: CN
Inventors: 李观海; 张正伟; 孙建英; 赵永健
Original assignee: Qingdao Zhongqi Special Automobile Co ltd
Current assignee: Qingdao Zhongqi Special Automobile Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-16
Anticipated expiration: 2031-05-25

Abstract

The utility model belongs to the technical field of the hoist device, in particular to high altitude car facial make-up hoist device with adjustable hoisting point. The device comprises a lifting appliance beam, lifting lugs, locking tongues, a hand-pulling rope A and a hand-pulling rope B; the top at hoist crossbeam edge length direction is equipped with the rack, pulley A is installed respectively at the both ends at hoist crossbeam top, pulley B, the lug is located the top of hoist crossbeam and with hoist crossbeam sliding connection, pulley C is installed to the side-mounting of lug, pulley D, the locking tongue is located pulley C and pulley D's below, the bottom of locking tongue is equipped with tooth, tooth and rack toothing, pulley A is walked around to hand power rope A's one end, pulley C and locking tongue fixed connection, pulley B is walked around to hand power rope B's one end, pulley D and locking tongue fixed connection. The device novel structure, easy operation, safe and reliable, stability is high, has solved the problem of focus asymmetric structure's large-scale high altitude car facial make-up hoist and mount.

Description

High-altitude vehicle loading lifting appliance device with adjustable lifting points

Technical Field

The utility model belongs to the technical field of the hoist device is relevant, in particular to high altitude car facial make-up hoist device with adjustable hoisting point.

Background

With the continuous forward development of the whole automobile industry and the continuous improvement of the technical level of the industry, the social production efficiency is also continuously improved, so that the requirements of regulations on safety production are more and more strict, and in order to better ensure the self safety of personnel in the production process, production process equipment needs to be continuously improved in the production process of products, so that the safety of the production process equipment is further improved.

At present, a conventional cross beam type lifting appliance used in an assembly workshop of the special vehicle industry is positioned in the middle of a cross beam, and a lifting appliance assembly is designed in a bilateral symmetry mode, so that the center of a lifting point of a lifting hook of a travelling crane is also positioned on a vertical central line of the cross beam type lifting appliance; the structural design is suitable for the condition that the center of gravity of the hung component has small left-right deviation. However, in the special vehicle industry, the upper part of the overhead working truck belongs to a long rod structure, and the main action structure is arranged at one end part, so that the gravity center deviation of the upper part of the overhead working truck assembly is large, and the gravity center positions of the upper parts of the overhead working trucks of different models are different, which brings great difficulty to the stability of the upper part of the overhead working truck.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high altitude car facial make-up hoist device with adjustable hoisting point, this hoist device novel structure, easy operation, safe and reliable has effectively solved the problem of the large-scale high altitude car facial make-up hoist and mount of focus asymmetric structure, guarantees the safety and stability that lifts by crane, has eliminated the potential safety hazard that the workman ascended to the height.

The above object of the present invention can be achieved by the following technical solutions:

a lifting appliance device for loading a lifting appliance on a lifting point-adjustable overhead crane comprises a lifting appliance cross beam, lifting lugs, locking tongues, a hand-pulling rope A and a hand-pulling rope B;

the top of the hanger beam along the length direction is fixedly connected with a rack, the left end and the right end of the top of the hanger beam are respectively provided with a pulley A and a pulley B, the lifting lug is positioned above the hanger beam and is in sliding connection with the hanger beam, the side surface of the lifting lug is provided with a pulley C and a pulley D, the locking tongue is positioned below the pulley C and the pulley D, the locking tongue is in sliding connection with the lifting lug, the bottom of the locking tongue is provided with teeth, and the teeth are meshed with the rack;

the one end of hand stay cord A is walked around in proper order pulley A pulley C with locking tongue fixed connection, the one end of hand stay cord B is walked around in proper order pulley B pulley D with locking tongue fixed connection.

The preferred scheme is as follows:

preferably: the hanger beam is I-shaped.

Preferably: the bottom fixedly connected with hypoplastron of hoist crossbeam, the round hole has been seted up to the hypoplastron, the round hole can be dismantled and be connected with the hanging chain.

Preferably: both ends are fixedly connected with pulley yoke A, pulley yoke B respectively about hoist crossbeam top, install through the pivot pulley A pulley yoke A's inside, install through the pivot pulley yoke B's inside pulley B.

Preferably: the lifting lug is provided with a round-corner rectangular hole, and the side face of the lifting lug is respectively provided with the pulley C and the pulley D through two rotating shafts.

Preferably: the left end and the right end of the lifting lug are respectively and fixedly connected with a roller fixing plate A and a roller fixing plate B, the roller fixing plate A and the roller fixing plate B are respectively provided with two rollers through rotating shafts, and the rollers slide left and right on the front side and the rear side of the lifting appliance beam.

Preferably: the lower extreme of lug is equipped with the opening, the opening is located pulley C with the below of pulley D, opening fixedly connected with uide bushing.

Preferably: the locking tongue is located inside the guide sleeve and slides up and down inside the guide sleeve, a tether pull ring is fixedly connected to the top of the locking tongue, and the tether pull ring is fixedly connected with one end of the hand pull rope A and one end of the hand pull rope B respectively.

Preferably: the outer side of the locking tongue is provided with a limiting step, a locking spring is sleeved on the outer side of the locking tongue and located between the guide sleeve and the limiting step, and the limiting step and the guide sleeve can compress the locking spring.

To sum up, the utility model discloses following beneficial effect has:

the device has novel structure and convenient operation, the cross beam of the lifting appliance is I-shaped, which is beneficial to fixing the positions of the cross beam and the lifting lugs of the lifting appliance, and provides a stable track for the sliding of the lifting lug on the cross beam of the lifting appliance, the cross beam of the lifting appliance and the lifting lug realize relative sliding through the roller, the gravity center of the whole device can be flexibly changed, make the device keep unanimous with the focus of being hung the object, the security and the stability of hoist and mount have been guaranteed, the tooth of locking tongue bottom and the rack intermeshing at hoist crossbeam top, can guarantee the relative position locking of lug and hoist crossbeam, guarantee to lift by crane the position of in-process lug and hoist crossbeam fixed, can not change, the guide sleeve can guarantee the motion trail of locking tongue and the accuracy of lug and hoist crossbeam locking, locking spring and spacing step can guarantee that the locking tongue rises and descends the in-process remain stable. In a word, the device is safe and reliable, solves the problem of hoisting of a large-scale overhead truck with an asymmetric gravity structure, and eliminates potential safety hazards of workers during climbing.

Drawings

FIG. 1 is a schematic structural view in the example;

FIG. 2 is a schematic structural diagram of a combined lifting lug and a locking tongue in the embodiment;

FIG. 3 is a schematic structural view of a lifting lug in the embodiment;

FIG. 4 is a schematic structural diagram of a locking tongue in an embodiment;

FIG. 5 is an enlarged view of A in FIG. 1;

fig. 6 is an enlarged view of B in fig. 1.

In the figure, 1, a spreader beam; 2. lifting lugs; 3. locking the tongue; 4. a hand pull rope A; 5. a hand pull rope B; 6. a lower plate; 7. a rack; 8. a pulley yoke A; 9. a pulley yoke B; 10. a pulley A; 11. a pulley B; 12. a roller fixing plate A; 13. a roller fixing plate B; 14. a pulley C; 15. a pulley D; 16 a guide sleeve; 17. a tether pull ring; 18. a limiting step; 19. a locking spring; 20. teeth; 21. and hanging the lock chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In which like parts are designated by like reference numerals. It should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "bottom", and "top" used in the following description refer to directions in the drawings, but are not limited thereto.

As shown in fig. 1-6, a lifting device for loading a high-altitude vehicle with an adjustable lifting point comprises a lifting device beam 1, a lifting lug 2, a locking tongue 3, a hand-pulling rope a4, a hand-pulling rope B5, a lower plate 6, a rack 7, a pulley frame A8, a pulley frame B9, a pulley a10, a pulley B11, a roller fixing plate a12, a roller fixing plate B13, a pulley C14, a pulley D15, a guide sleeve 16, a rope pulling ring 17, a limit step 18, a locking spring 19, teeth 20 and a hanging chain 21.

Hoist crossbeam 1 is "worker" shape, hoist crossbeam 1's bottom fixedly connected with hypoplastron 6, the round hole has been seted up to hypoplastron 6, the round hole of hypoplastron 6 can be dismantled and is connected with hanging chain 21, hoist crossbeam 1 adopts the steel section bar, hoist crossbeam 1 is along length direction's top fixedly connected with rack 7, both ends difference fixedly connected with pulley yoke A8 about hoist crossbeam 1 top, pulley yoke B9, pulley A10 is installed through the pivot in pulley yoke A8's inside, pulley A10 can revolute the rotation of axes, pulley B11 is installed through the pivot in pulley yoke B9's inside, pulley B11 can revolute the rotation of axes.

Fillet rectangular hole has been seted up to lug 2, fillet rectangular hole's size and driving lifting hook phase-match, both ends difference fixedly connected with gyro wheel fixed plate A12 about lug 2, gyro wheel fixed plate B13, two gyro wheels are installed through the pivot to gyro wheel fixed plate A12, two gyro wheels are installed through the pivot to gyro wheel fixed plate B13, gyro wheel in gyro wheel fixed plate A12 and the gyro wheel in gyro wheel fixed plate B13 are in the front and back both sides horizontal slip of hoist crossbeam 1, pulley C14 is installed respectively through two pivots in the side of lug 14, pulley D15, pulley C14 and pulley D15 can revolve the axis of revolution and rotate, the lower extreme of lug 2 is equipped with the opening, the opening is located pulley C14 and pulley D15's below, opening fixedly connected with uide bushing 16.

Locking tongue 3 is located the inside of uide bushing 16, locking tongue 3 can slide from top to bottom in the inside of uide bushing 16, the top fixedly connected with of locking tongue 3 is tied pull ring 17, the bottom of locking tongue 3 is equipped with tooth 20, the outside of locking tongue 3 is equipped with spacing step 18, the outside cover of locking tongue 3 is equipped with locking spring 19, locking spring 19 is located between uide bushing 16 and the spacing step 18, spacing step 18 can compress locking spring 19 with uide bushing 16, tooth 20 can mesh with rack 7, when locking tongue 3 rises, locking spring 19 is compressed by spacing step 18 and uide bushing 16, when locking spring 19 is compressed to the elasticity limit by spacing step 18 and uide bushing 16, locking tongue 3 stops rising.

One end of a hand pull rope A4 sequentially bypasses a pulley A10 and a pulley C14 and is fixedly connected with a tether pull ring 17, one end of a hand pull rope B5 sequentially bypasses a pulley B11 and a pulley D15 and is then fixedly connected with the tether pull ring 17, when the other ends of the hand pull rope A4 and the hand pull rope B5 are pulled, the hand pull rope A4 and the hand pull rope B5 drive a locking tongue 3 to lift upwards, teeth 20 in the locking tongue 3 are separated from a rack 7 in a hanger beam 1, when the locking tongue 3 does not lift upwards, the hand pull rope A4 and the hand pull rope B5 are continuously pulled, rollers in a roller fixing plate A12 and rollers in a roller fixing plate B13 slide left and right on the front and back sides of the hanger beam 1, a lifting lug 2 moves left and right on the top of the hanger beam 1, and the gravity center of a hung object is coincided with the gravity center of the hanger beam 1.

The specific implementation process comprises the following steps:

when the device is in an idle load state, the lifting lug 2 is positioned in the middle of the cross beam 1 of the lifting appliance, so that the device is ensured to keep left-right balance when in the idle load state; when the no-load of the device is moved to the position right above the upper part of the high-altitude vehicle to be lifted by the crane hook, the hanging chain 21 in the device is firmly connected with the hanging points at the two ends of the upper part of the high-altitude vehicle; then, the hand pull rope A4 and the hand pull rope B5 are pulled, so that the locking tongue 3 in the guide sleeve 16 rises, teeth 20 at the bottom of the locking tongue 3 are separated from the rack 7 of the hanger beam 1 until the locking spring 19 of the locking tongue 3 is compressed by the guide sleeve 16 and the limiting step 18 to be not deformed, at the moment, the hand pull rope A4 and the hand pull rope B5 are continuously pulled, and the roller in the roller fixing plate A12 and the roller in the roller fixing plate B13 slide left and right on the front side and the rear side of the hanger beam 1 to drive the lifting lug 2 to transversely move on the top of the hanger beam 1; when the center of the lifting lug 2 coincides with a gravity center identification point of a self-contained overhead crane, namely a crane lifting hook lifting point coincides with a center line of the overhead crane, the hand pull rope A4 and the hand pull rope B5 are loosened, and the locking tongue 3 descends under the action of the locking spring 19 until the tooth 20 of the locking tongue 3 is meshed with the rack 7 of the hanger beam 1, so that the lifting lug 2 is locked with the hanger beam 1; the overhead crane is started, and the overhead crane is stably lifted by the crane hook, so that the safety and stability of the overhead crane lifting operation are ensured; after the overhead crane is lifted, the hand pulling rope A4 and the hand pulling rope B5 in the device are pulled, the lifting lugs 2 are reversely moved to the middle position of the lifting appliance beam 1, the hanging chain 21 at the two ends of the device and the overhead crane is released, and the device is moved to the storage position.

The device can be used in the assembling process of the high-altitude operation vehicle, is used for stably hoisting the high-altitude operation vehicle, and can also be used for hoisting other components with similar structures.

The present embodiment is to explain the present invention, but it is not to limit the present invention, and the changes, modifications, additions or replacements made within the scope of the present invention shall all belong to the protection scope of the present invention, and after reading the present specification, the skilled person can make modifications without creative contribution to the present embodiment as required, but as long as the present invention is protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a high altitude car facial make-up hoist device with adjustable hoisting point which characterized in that: the hand-pulling rope lifting device comprises a lifting appliance beam (1), lifting lugs (2), a locking tongue (3), a hand-pulling rope A (4) and a hand-pulling rope B (5);

the lifting appliance comprises a lifting appliance beam (1), and is characterized in that a rack (7) is fixedly connected to the top of the lifting appliance beam (1) along the length direction, pulleys A (10) and B (11) are respectively mounted at the left end and the right end of the top of the lifting appliance beam (1), a lifting lug (2) is located above the lifting appliance beam (1) and is in sliding connection with the lifting appliance beam (1), a pulley C (14) and a pulley D (15) are mounted on the side surface of the lifting lug (2), a locking tongue (3) is located below the pulley C (14) and the pulley D (15), the locking tongue (3) is in sliding connection with the lifting lug (2), teeth (20) are arranged at the bottom of the locking tongue (3), and the teeth (20) are meshed with the rack (7);

one end of the hand pull rope A (4) is sequentially wound around the pulley A (10), the pulley C (14) and the locking tongue (3) are fixedly connected, one end of the hand pull rope B (5) is sequentially wound around the pulley B (11), the pulley D (15) and the locking tongue (3) are fixedly connected.

2. The overhead crane loading sling device with adjustable lifting point of claim 1, which is characterized in that: the hanger beam (1) is I-shaped.

3. The overhead crane loading sling device with adjustable lifting point of claim 2, which is characterized in that: the bottom fixedly connected with hypoplastron (6) of hoist crossbeam (1), the round hole has been seted up in hypoplastron (6), the round hole can be dismantled and be connected with and hang chain (21).

4. The overhead crane loading sling device with adjustable lifting point of claim 3, wherein: both ends difference fixedly connected with pulley yoke A (8), pulley yoke B (9) about hoist crossbeam (1) top, install through the pivot in the inside of pulley yoke A (8) pulley A (10), install through the pivot in the inside of pulley yoke B (9) pulley B (11).

5. The overhead crane loading sling device with adjustable lifting point of claim 1, which is characterized in that: round-angle rectangular holes are formed in the lifting lugs (2), and the pulleys C (14) and D (15) are respectively installed on the side faces of the lifting lugs (2) through two rotating shafts.

6. The overhead crane loading sling device with adjustable lifting point of claim 5, wherein: the left end and the right end of the lifting lug (2) are respectively fixedly connected with a roller fixing plate A (12) and a roller fixing plate B (13), the roller fixing plate A (12) and the roller fixing plate B (13) are respectively provided with two rollers through rotating shafts, and the rollers slide left and right on the front side and the rear side of the lifting appliance beam (1).

7. The overhead crane loading sling device with adjustable lifting point of claim 6, wherein: the lower extreme of lug (2) is equipped with the opening, the opening is located pulley C (14) with the below of pulley D (15), opening fixedly connected with uide bushing (16).

8. The overhead crane loading sling device with adjustable lifting point of claim 7, which is characterized in that: the locking tongue (3) is located inside the guide sleeve (16) and slides up and down inside the guide sleeve (16), the top of the locking tongue (3) is fixedly connected with a tether pull ring (17), and the tether pull ring (17) is fixedly connected with one end of the hand pull rope A (4) and one end of the hand pull rope B (5) respectively.

9. The overhead crane loading sling device with adjustable lifting point of claim 8, wherein: the outside of locking tongue (3) is equipped with spacing step (18), the outside cover of locking tongue (3) is equipped with locking spring (19), locking spring (19) are located uide bushing (16) with between spacing step (18), spacing step (18) with uide bushing (16) can compress locking spring (19).