CN113148836A - Movable folding type hoisting beam device - Google Patents

Abstract

The invention provides a movable folding type hoisting beam device which comprises two guide rail frames, a main hoisting hook frame and a main hoisting hook, wherein each guide rail frame is provided with an outer rail groove, the main hoisting hook frame is used for supporting the main hoisting hook, and the main hoisting hook frame can move in the two outer rail grooves. The device realizes the hoisting operation of equipment by connecting a steel wire rope or a chain block on the main lifting hook and/or the auxiliary lifting hook, and can fold the support and the extension plate when not in work. The device can hoist the operation to equipment in the region that does not have the hoist and mount facility, and the installation is swift, convenient to use, and application scope is wide.

Description

Movable folding type hoisting beam device

Technical Field

The invention relates to the field of equipment hoisting, in particular to a movable folding type hoisting beam device.

Background

In the work production, a large amount of hoisting equipment is used, but in some working environments, due to the limitation of conditions, hoisting equipment such as cranes and travelling cranes cannot be used, and the production is influenced, so that a movable folding type hoisting beam device which can be quickly installed and used needs to be designed.

Disclosure of Invention

The invention aims to provide a movable folding type hoisting beam device which can hoist equipment in an area without hoisting facilities, is quick to install, convenient to use and wide in application range.

In order to achieve the above purpose, the invention provides the following technical scheme:

the utility model provides a remove foldable hoist and mount roof beam device, includes two guide rail framves, main lifting hook frame and main lifting hook, wherein, every all be provided with outside track groove on the guide rail frame, main lifting hook frame is used for supporting main lifting hook, main lifting hook frame can be two outside track inslot removes.

Further, in the above-mentioned movable folding type hoisting beam device, the device further comprises a support, the outer side track groove is formed by sequentially connecting and enclosing an outer side wall, a bottom plate and an inner side wall, the two outer side track grooves are oppositely arranged, an installation table is arranged on the outer side surface of the outer side wall, and an installation hole is arranged on the installation table and used for installing the support; preferably, an installation shaft is arranged at one end of the support, the installation shaft can enter the installation hole and can enable the support to be connected with the outer side wall, the installation table is of a cubic structure, a clamping plate is arranged at one end of the support and on one side of the installation shaft, and the clamping plate can be clamped with the bottom surface of the installation table after the installation shaft enters the installation hole; preferably, the support is provided with four, and every the lateral surface of lateral wall is provided with two the mount table, every all be connected with one on the mount table the support, a side of mount table that is close to outside track groove middle part is provided with semicircular boss, the support can use the installation axle is as the axle along one side that the mount table has the boss rotates and then folds in the outside of lateral wall.

Furthermore, in the movable folding type hoisting beam device, the device also comprises a travelling wheel, and an trunnion seat is arranged on the lower surface of the bottom plate and used for mounting the travelling wheel; the number of the travelling wheels is four, the lower surface of each bottom plate is provided with two trunnion seats, and each trunnion seat is provided with one travelling wheel; preferably, the support can support the device and can enable the travelling wheels to be separated from the ground.

Furthermore, in the movable folding type hoisting beam device, the device further comprises a push plate, two ends of the push plate are respectively connected with one end of each of the two guide rail frames, and the device can be moved by pushing the push plate.

Further, in the above-mentioned foldable hoist and mount roof beam device of removal, the device still includes vice lifting hook frame and vice lifting hook, two the outside track groove the upper end and the lower extreme of inside wall all extend to two the direction between the guide rail frame and form the inside track groove, vice lifting hook frame is used for supporting the vice lifting hook, vice lifting hook frame can be in two the inside track inslot removes.

Furthermore, in the above-mentioned movable folding type hoisting beam device, the device further comprises two extension plates, the two extension plates are respectively connected with the other ends of the two guide rail frames, and the working surfaces of the two extension plates are respectively connected with the two inner side rail grooves, so that the auxiliary hook frame can move on the working surfaces of the extension plates; flanges are arranged on two sides of the working surface of the extension plate.

Furthermore, in the above-mentioned foldable hoist and mount roof beam device of removal, the device still includes two ear seats, be located at two the other end of guide rail frame and be connected with one respectively on the surface of lateral wall the ear seat, two the ear seat is used for installing the extension board.

Further, in the above mobile folding type hoisting beam device, the main hook frame includes a main plate, a first through hole is provided in the middle of the main plate, two first hangers are respectively provided at two ends of the first through hole, the first hangers extend above the main plate, each first hanger is provided with a main hole, the upper section of the main hook is relatively connected with two main shafts, and each main shaft can enter one main hole; the lower extreme of mainboard is connected with four main legs, and the below of every main leg all is connected with a first removal wheel, first removal wheel can roll in the outside track inslot.

Further, in the above-mentioned movable folding type hoisting beam device, the auxiliary hook frame includes an auxiliary plate, a second through hole is provided in the middle of the auxiliary plate, two second hangers are respectively provided at two ends of the second through hole, the second hangers extend above the auxiliary plate, each second hanger is provided with an auxiliary hole, the upper section of the auxiliary hook is relatively connected with two auxiliary shafts, and each auxiliary shaft can enter one auxiliary hole; two second moving wheels are respectively connected to two side walls of the auxiliary plate and can roll in the inner side track groove and on the working surface of the extension plate.

Further, in the above-mentioned movable folding type lifting beam device, the extension plate includes a first transverse plate, a vertical plate, a second transverse plate and a third transverse plate, a connecting hole is provided at one end of the first transverse plate, the ear seat rotatably connects the first transverse plate and the outer side wall through the connecting hole, so that the extension plate is rotatably connected with the guide rail frame, the other end of the first transverse plate extends outward along the length direction of the guide rail frame, the top end of the vertical plate is connected with the other end of the first transverse plate, the bottom end of the vertical plate is connected with one end of the second transverse plate, the other end of the second transverse plate extends toward the direction between the two guide rail frames, one end of the third transverse plate is connected with the other end of the second transverse plate, and the other end of the third transverse plate extends outward along the length direction of the guide rail frame; the upper surface of the third transverse plate is a working surface of the extension plate, and the central line of the upper surface of the third transverse plate is collinear with the central line of the bottom surface of the inner side track groove; rotating the extension plate enables the extension plate to be folded over the rail bracket.

The movable folding type hoisting beam device comprises two guide rail frames, a main hoisting hook frame, a main hoisting hook, an auxiliary hoisting hook frame, an auxiliary hoisting hook and an extension plate, wherein the two guide rail frames are respectively provided with an outer rail groove and an inner rail groove, the two outer rail grooves are oppositely arranged, the two inner rail grooves are oppositely arranged, the main hoisting hook frame provided with the main hoisting hook can move in the two outer rail grooves, and the auxiliary hoisting hook frame provided with the auxiliary hoisting hook can move on the working surfaces of the two inner rail grooves and the extension plate. The hoisting operation of the equipment is realized by connecting the steel wire rope or the chain block on the main lifting hook and/or the auxiliary lifting hook, and the support and the extension plate can be folded when the lifting operation is not in work. The device can hoist the operation to equipment in the region that does not have the hoist and mount facility, and the installation is swift, convenient to use, and application scope is wide, has reduced the degree of difficulty of hoist and mount operation, makes working strength all reduce greatly, has improved the security of hoist and mount operation.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:

fig. 1 is a schematic perspective view of a working state according to an embodiment of the present invention.

Fig. 2 is a schematic perspective view of a non-operating state according to an embodiment of the present invention.

Fig. 3 is a schematic perspective view of a rail bracket according to an embodiment of the present invention.

Fig. 4 is a perspective view of the main hanger bracket and main hanger assembly according to an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a main hook frame according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a main hook according to an embodiment of the present invention.

Fig. 7 is a perspective view of an assembly of a secondary hanger bracket and a secondary hanger according to an embodiment of the present invention.

Fig. 8 is a schematic perspective view of an auxiliary hook frame according to an embodiment of the present invention.

Fig. 9 is a schematic structural view of a secondary hook according to an embodiment of the present invention.

Fig. 10 is a schematic perspective view of an extension board according to an embodiment of the invention.

Description of reference numerals: 1, a guide rail frame; 11 an outer track groove; 111 an outer side wall; 112 a base plate; 113 an inner side wall; 114 a mounting table; 115 mounting holes; 12, pushing a plate; 13 inner side track grooves; 14 trunnion seats; 15 ear seats; 16 a support; 17 traveling wheels; 2, a main hook frame; 21 a main board; 22 a first via hole; 23 a first hanger; 24 a main hole; 25 main legs; 26 a first moving wheel; 3, a main lifting hook; 31 a main shaft; 32 a first hook aperture; 4 pairs of hook racks; 41 auxiliary plates; 42 a second via hole; 43 a second hanger; 44 secondary holes; 45 a second moving wheel; 5 auxiliary lifting hooks; 51 a countershaft; 52 a second hook aperture; 6 an extension plate; 61 a first transverse plate; 62 connecting holes; 63 vertical plates; 64 a second transverse plate; 65 a third transverse plate; 66 ribs.

Detailed Description

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the invention, and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.

In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.

One or more examples of the invention are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the invention. As used herein, the terms "first," "second," and "third," etc. may be used interchangeably to distinguish one component from another, and are not intended to denote the position or importance of the individual components.

As shown in fig. 1 to 10, according to an embodiment of the present invention, there is provided a mobile folding type lifting beam device, including two rail frames 1, a main lifting hook frame 2 and a main lifting hook 3, wherein each rail frame 1 is provided with an outer rail groove 11, the main lifting hook frame 2 is used for supporting the main lifting hook 3, and the main lifting hook frame 2 can move in the two outer rail grooves 11. When the device works, a steel wire rope or a chain block is connected to the main lifting hook 3, the main lifting hook frame 2 is moved to enable the main lifting hook 3 to move to a proper position, and the main lifting hook 3 is used for carrying out lifting operation on equipment needing to be lifted.

Further, the device further comprises a support 16, as shown in fig. 3, the outer rail groove 11 is formed by sequentially connecting and enclosing an outer side wall 111, a bottom plate 112 and an inner side wall 113, the opening of the outer rail groove 11 faces upward, the two outer rail grooves 11 are oppositely arranged, the outer side surfaces of the outer side walls 111 of the two outer rail grooves 11 are respectively provided with a mounting table 114, the mounting table 114 is provided with a mounting hole 115, and the mounting hole 115 is used for mounting the support 16; preferably, an installation shaft is arranged at one end of the bracket 16, the installation shaft can enter the installation hole 115 and can enable the bracket 16 to be connected with the outer side surface of the outer side wall 111, the installation table 114 is of a cubic structure, a clamping plate is arranged at one end of the bracket 16 and on one side of the installation shaft, and after the installation shaft enters the installation hole 115, the clamping plate can be clamped with the bottom surface of the installation table 114; preferably, the device includes four brackets 16, two mounting platforms 114 are disposed on the outer side surface of the outer side wall 111 of each outer side rail groove 11, one bracket 16 is connected to each mounting platform 114, a semicircular boss is disposed on a side surface of the mounting platform 114 close to the middle of the outer side rail groove 11, the bracket 16 can rotate along the side of the mounting platform 114 having the boss with the mounting shaft as the axis, and further the bracket 16 can be folded outside the outer side wall 111 of the outer side rail groove 11, as shown in fig. 2, when the device is in the non-working state, the bracket 16 rotates to the horizontal direction and is folded outside the outer side wall 111, as shown in fig. 1, when the device is in the working state, the bracket 16 rotates to the vertical direction, and the bottom end of the bracket 16 contacts with the ground, so that the bracket 16 can provide support for the device.

Further, as shown in fig. 1 and 2, the device further comprises a walking wheel 17, wherein an trunnion seat 14 is arranged on the lower surface of the bottom plate 112, and the trunnion seat 14 is used for mounting the walking wheel 17; the four traveling wheels 17 are arranged, two trunnion seats 14 are arranged on the lower surface of each bottom plate 112, and one traveling wheel 17 is mounted on each trunnion seat 14, so that the device can be conveniently moved, and when the lifting device is used, the traveling wheels 17 can be used for pushing the device to a specified position, and the lifting operation is convenient; preferably, the support 16 can prop up the device to can make the walking wheel 17 break away from ground, so set up can prevent that the walking wheel 17 atress from damaging in the hoist and mount operation process.

Further, the device also comprises a push plate 12, two ends of the push plate 12 are respectively fixedly connected with one end of each of the two guide rail frames 1, and the push plate 12 can be used for fixing the position relation between the two guide rail frames 1 to push the push plate 12 to move the device. When in use, the push plate 12 is pushed, and the device can move to a specified position for hoisting operation through the rotation of the travelling wheels 17. The push plate 12 is provided with a handle, and the push plate 12 can be conveniently pushed by holding the handle.

Further, the device still includes vice lifting hook frame 4 and vice lifting hook 5, and the upper end and the lower extreme of the inside wall 113 of two outside track grooves 11 all extend to the direction between two guide rail framves 1 and form inside track groove 13, and the opening of inside track groove 13 is towards the direction between two guide rail framves 1, and vice lifting hook frame 4 is used for supporting vice lifting hook 5, and vice lifting hook frame 4 can remove in two inside track grooves 13. When the lifting device works, the auxiliary lifting hook 5 is connected with a steel wire rope or a chain block as required, the auxiliary lifting hook frame 4 is moved to enable the auxiliary lifting hook 5 to move to a proper position, and the auxiliary lifting hook 5 is used for lifting equipment to be lifted.

Furthermore, the device also comprises two extension plates 6, the two extension plates 6 are respectively connected with the other ends of the two guide rail frames 1, the two extension plates 6 are oppositely arranged, the working surfaces of the two extension plates 6 are respectively connected with the two inner side rail grooves 13, so that the auxiliary hook frame 4 can move on the working surfaces of the extension plates 6, the working surfaces of the two extension plates 6 are respectively the extension of the inner two side rail grooves 13, the length direction of the two extension plates 6 is consistent with the length direction of the two inner side rail grooves 13, the auxiliary hook frame 4 can move back and forth between the inner side rail grooves 13 and the extension plates 6, and the arrangement can increase the moving distance of the auxiliary hook 5 in the hoisting operation process; as shown in fig. 10, the flanges 66 are provided on both sides of the working surface of the extension plate 6, so that the auxiliary hook 5 is prevented from falling off during movement on the extension plate 6.

Further, the device still includes two ear seats 15, be connected with an ear seat 15 respectively on the other end of two guide rail framves 1 and the surface that is located two lateral walls 111, every ear seat 15 is connected at the tip of the lateral surface of lateral wall 111, two ear seats 15 are used for installing extension board 6, extension board 6 can use ear seat 15 to rotate as the axle, under non-operating condition, extension board 6 can rotate and fold to the top of guide rail frame 1, makes things convenient for the removal of the device.

Further, as shown in fig. 4 to 6, the main hook frame 2 includes a main board 21, a first through hole 22 is formed in the middle of the main board 21, two first hangers 23 are respectively disposed at two ends of the first through hole 22, the first hangers 23 extend above the main board 21, each first hanger 23 is provided with a main hole 24, the upper section of the main hook 3 is relatively connected with two main shafts 31, each main shaft 31 can enter one main hole 24, the bottom end of the main hook 3 is provided with a first hook hole 32, the first hook hole 32 is used for connecting a steel wire rope or a chain block, the width of the first through hole 22 is greater than the thickness of the main hook 3, so that the main hook 3 can swing in the first hanger 23 by using the two main shafts 31 as axes at a certain angle, and operations such as installation and detachment of hoisting equipment and equipment are facilitated; the lower end of the main plate 21 is connected with four main legs 25, a first moving wheel 26 is connected below each main leg 25, the first moving wheels 26 can roll in the outer rail grooves 11, and the main hook frame 2 can realize the movement of the main hook 3 along the length direction of the guide rail frame 1 through the rolling of the first moving wheels 26 in the outer rail grooves 11.

Further, as shown in fig. 7 to 9, the auxiliary hook frame 4 includes an auxiliary plate 41, a second through hole 42 is provided in the middle of the auxiliary plate 41, two ends of the second through hole 42 are respectively provided with a second hanger 43, the second hanger 43 extends above the auxiliary plate 41, each second hanger 43 is provided with an auxiliary hole 44, the upper section of the auxiliary hook 5 is relatively connected with two auxiliary shafts 51, each auxiliary shaft 51 can enter one auxiliary hole 44, the bottom end of the auxiliary hook 5 is provided with a second hook hole 52, the second hook hole 52 is used for connecting a steel wire rope or a chain block, the width of the second through hole 42 is greater than the thickness of the auxiliary hook 5, so that the auxiliary hook 5 can swing in the second hanger 43 by using the two auxiliary shafts 51 as axes at a certain angle, thereby facilitating operations such as installation and detachment of hoisting equipment and equipment; two second moving wheels 45 are connected to both side walls of the sub plate 41, respectively, the second moving wheels 45 can roll in the inner rail groove 13 and on the working surface of the extension plate 6, and the sub hook frame 4 can move the sub hook 5 in the longitudinal direction of the guide rail frame 1 by the rolling of the second moving wheels 45 in the outer rail groove 11 and on the working surface of the extension plate 6.

Further, as shown in fig. 10, the extension plate 6 includes a first transverse plate 61, a vertical plate 63, a second transverse plate 64 and a third transverse plate 65, one end of the first transverse plate 61 is provided with a connecting hole 62, the ear base 15 rotatably connects the first transverse plate 61 with the outer side wall 111 through the connecting hole 62, so that the extension plate 6 is rotatably connected with the rail frame 1, the other end of the first transverse plate 61 extends outwards along the length direction of the rail frame 1, the top end of the vertical plate 63 is connected with the other end of the first transverse plate 61, the bottom end of the vertical plate 63 is connected with one end of the second transverse plate 64, the other end of the second transverse plate 64 extends towards the direction between the two rail frames 1, one end of the third transverse plate 65 is connected with the other end of the second transverse plate 64, and the other end of the third transverse plate 65 extends outwards along the length direction of the rail frame 1; the upper surface of the third transverse plate 65 is a working surface of the extension plate 6, and the central line of the upper surface of the third transverse plate 65 is collinear with the central line of the bottom surface of the inner track groove 13; turning the extension plate 6 enables the extension plate 6 to be folded over the rail bracket 1. When the extension plate 6 is unfolded by taking the ear base 15 as an axis, one side surface of the second transverse plate 64 close to the guide rail frame 1 is in contact with the guide rail frame 1 and is clamped at the other end of the guide rail frame 1, and when the auxiliary lifting hook 5 is used for lifting operation, the extension plate 6 is supported by clamping the second transverse plate 64 with the guide rail frame 1 (the bottom plate 112), so that the auxiliary lifting hook 5 moving on the extension plate can be supported.

The device is mainly used in the area with small tonnage and no hoisting facility, when the device works, the device is manually pushed to a use position to support the bracket 16, the walking wheel 17 is separated from the ground to prevent the walking wheel 17 from being damaged by stress, then a steel wire rope or a chain block is connected to the main lifting hook 3 and/or the auxiliary lifting hook 5, the main lifting hook 3 and/or the auxiliary lifting hook 5 is moved to a proper position, then hoisting operation is carried out, and in the process of reversing, the main lifting hook 3 and/or the auxiliary lifting hook 5 are moved according to needs, or the extension plate 6 is opened according to needs to carry out hoisting operation. The operations such as installation and disassembly between two hoisting devices can be realized through the matching of the main lifting hook 3 and the auxiliary lifting hook 5.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

the utility model provides a remove foldable hoist and mount roof beam device, including two guide rail framves 1, main hook frame 2, main lifting hook 3, vice hook frame 4, vice lifting hook 5 and extension board 6, all set up outside track groove 11 and inboard track groove 13 on two guide rail frames 1, two outside track grooves 11 set up relatively, two inboard track grooves 13 set up relatively, main hook frame 2 of installing main lifting hook 3 can remove in two outside track grooves 11, vice hook frame 4 of installing vice lifting hook 5 can remove on the working face of two inboard track grooves 13 and extension board 6. The hoisting operation of the equipment is realized by connecting the steel wire rope or the chain block on the main lifting hook 3 and/or the auxiliary lifting hook 5, and the support 16 and the extension plate 6 can be folded during non-working, so that the device is convenient to move. The device can hoist the operation to equipment in the region that does not have the hoist and mount facility, and the installation is swift, convenient to use, and application scope is wide, has reduced the degree of difficulty of hoist and mount operation, makes working strength all reduce greatly, has improved the security of hoist and mount operation.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A movable folding type hoisting beam device is characterized by comprising two guide rail frames, a main hoisting hook frame and a main hoisting hook, wherein,

each guide rail frame is provided with an outer rail groove,

the main hook frame is used for supporting the main hook,

the main hook frame can move in the two outer rail grooves.

2. A mobile folding lifting beam device according to claim 1,

the device also comprises a support, the outer side track groove is formed by sequentially connecting and enclosing an outer side wall, a bottom plate and an inner side wall, the two outer side track grooves are oppositely arranged, the outer side surface of the outer side wall is provided with a mounting table, and a mounting hole is formed in the mounting table and used for mounting the support;

preferably, an installation shaft is arranged at one end of the support, the installation shaft can enter the installation hole and can enable the support to be connected with the outer side wall, the installation table is of a cubic structure, a clamping plate is arranged at one end of the support and on one side of the installation shaft, and the clamping plate can be clamped with the bottom surface of the installation table after the installation shaft enters the installation hole;

preferably, the support is provided with four, and every the lateral surface of lateral wall is provided with two the mount table, every all be connected with one on the mount table the support, a side of mount table that is close to outside track groove middle part is provided with semicircular boss, the support can use the installation axle is as the axle along one side that the mount table has the boss rotates and then folds in the outside of lateral wall.

3. A mobile folding lifting beam device according to claim 2,

the device also comprises a travelling wheel, wherein an ear shaft seat is arranged on the lower surface of the bottom plate and used for mounting the travelling wheel;

the number of the travelling wheels is four, the lower surface of each bottom plate is provided with two trunnion seats, and each trunnion seat is provided with one travelling wheel;

preferably, the support can support the device and can enable the travelling wheels to be separated from the ground.

4. A mobile folding lifting beam device according to claim 1,

the device still includes the push pedal, the both ends of push pedal are respectively with two the one end of guide rail frame is connected, promotes the push pedal can remove the device.

5. A mobile folding lifting beam device according to claim 2,

the device also comprises an auxiliary hook frame and an auxiliary hook, the upper end and the lower end of the inner side wall of the two outer side track grooves extend towards the direction between the two guide rail frames to form the inner side track groove,

the auxiliary hook frame is used for supporting the auxiliary hook,

the auxiliary hook frame can move in the two inner rail grooves.

6. A mobile folding lifting beam device according to claim 5,

the device also comprises two extension plates, the two extension plates are respectively connected with the other ends of the two guide rail frames, and the working surfaces of the two extension plates are respectively connected with the two inner side rail grooves, so that the auxiliary lifting hook frame can move on the working surfaces of the extension plates;

flanges are arranged on two sides of the working surface of the extension plate.

7. A mobile folding lifting beam device according to claim 6,

the device still includes two ear seats, two the other end of guide rail frame just is located be connected with one respectively on the surface of lateral wall the ear seat, two the ear seat is used for the installation the extension board.

8. A mobile folding lifting beam device according to claim 1,

the main hook frame comprises a main board, a first through hole is formed in the middle of the main board, two ends of the first through hole are respectively provided with a first hanging frame, the first hanging frames extend towards the upper portion of the main board, each first hanging frame is provided with a main hole, the upper section of the main hook is connected with two main shafts in a relative mode, and each main shaft can enter one main hole;

the lower extreme of mainboard is connected with four main legs, and the below of every main leg all is connected with a first removal wheel, first removal wheel can roll in the outside track inslot.

9. A mobile folding lifting beam device according to claim 6,

the auxiliary lifting hook frame comprises an auxiliary plate, a second through hole is formed in the middle of the auxiliary plate, two ends of the second through hole are respectively provided with a second hanging frame, the second hanging frames extend above the auxiliary plate, each second hanging frame is provided with an auxiliary hole, the upper section of the auxiliary lifting hook is relatively connected with two auxiliary shafts, and each auxiliary shaft can enter one auxiliary hole;

two second moving wheels are respectively connected to two side walls of the auxiliary plate and can roll in the inner side track groove and on the working surface of the extension plate.

10. A mobile folding lifting beam device according to claim 7,

the extension plate comprises a first transverse plate, a vertical plate, a second transverse plate and a third transverse plate, a connecting hole is formed in one end portion of the first transverse plate, the lug seat enables the first transverse plate to be rotatably connected with the outer side wall through the connecting hole, the extension plate is further rotatably connected with the guide rail frame, the other end of the first transverse plate extends outwards along the length direction of the guide rail frame, the top end of the vertical plate is connected with the other end of the first transverse plate, the bottom end of the vertical plate is connected with one end of the second transverse plate, the other end of the second transverse plate extends towards the direction between the two guide rail frames, one end of the third transverse plate is connected with the other end of the second transverse plate, and the other end of the third transverse plate extends outwards along the length direction of the guide rail frame;

the upper surface of the third transverse plate is a working surface of the extension plate, and the central line of the upper surface of the third transverse plate is collinear with the central line of the bottom surface of the inner side track groove;

rotating the extension plate enables the extension plate to be folded over the rail bracket.

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