CN212174262U

CN212174262U - Crane jib support convenient to transport

Info

Publication number: CN212174262U
Application number: CN202020867590.9U
Authority: CN
Inventors: 邓安
Original assignee: Changsha Yuanqian Machinery Manufacturing Co Ltd
Current assignee: Changsha Yuanqian Machinery Manufacturing Co Ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-18
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a hoist davit support of convenient transportation, including two support bodies that are the relative setting of level, support body including two bracing pieces that are the relative setting of level, two the perpendicular connection has penetrated the connecting rod between the bracing piece, a plurality of confessions have been seted up on the bracing piece the opening that the connecting rod penetrated, the equal fixedly connected with dog in connecting rod both ends, seted up the confession on the opening inner wall the logical groove that the dog passed, the connecting rod in the dog outside is equipped with and is used for the restriction the bracing piece breaks away from the spacing subassembly of connecting rod. The utility model discloses have and be when the transportation, can reduce occupation space's effect to a certain extent.

Description

Crane jib support convenient to transport

Technical Field

The utility model belongs to the technical field of the technique of crane accessories and specifically relates to a crane jib support of convenient transportation is related to.

Background

When the crane boom is not needed to be used at present, the boom needs to be supported by a boom support installed on the crane.

The prior chinese patent with publication number CN205772964U discloses a boom support and a crane, which includes a first support and a second support oppositely disposed, wherein the first support and the second support are respectively hinged on the frame and detachably connected to each other so that the boom support has a first working position and a second working position, in the first working position, the first support and the second support are far away from each other and can respectively rotate around two sides of the frame to extend towards the ground for forming a step, in the second working position, the first support and the second support are connected for supporting the boom; can dismantle and rotatable being connected through realizing the davit support for the davit support has two operating position, and at first operating position, the davit support can form the ladder of getting on or off the bus to this on-vehicle ladder that replaces the vehicle, at second operating position, can be used for the auxiliary stay davit, increase the vehicle ride comfort.

The above prior art solutions have the following drawbacks: because first branch body and second branch body have certain width, occupation space is more, when the accessory of transportation quantity is more, has reduced the loading quantity of support to need increase the transportation number of times, lead to the cost of transportation increase.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide the hoist davit support of convenient transportation, its advantage is when the transportation, can reduce occupation space to a certain extent.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a hoist davit support of convenient transportation, includes two and is the relative branch body that sets up of level, branch body includes two bracing pieces that are the relative setting of level, two the perpendicular penetrating has the connecting rod between the bracing piece, a plurality of confessions have been seted up on the bracing piece the opening that the connecting rod penetrated, the equal fixedly connected with dog in connecting rod both ends, set up the confession on the opening inner wall the logical groove that the dog passed, the connecting rod in the dog outside is equipped with and is used for the restriction the bracing piece breaks away from the spacing subassembly of connecting rod.

Through adopting above-mentioned technical scheme, when needing the transportation support, the restriction of cancellation spacing subassembly to the bracing piece, then take off the bracing piece, the connecting rod reverses again, dog on the control connecting rod aligns the logical groove on the bracing piece, then install a plurality of bracing pieces on the connecting rod in proper order, and control the mutual butt of a plurality of bracing pieces, thereby can install the bracing piece on same connecting rod in proper order after dismantling two bracing pieces of two branches, unnecessary connecting rod can insert in the opening of opening more on the bracing piece simultaneously, thereby can reduce the occupation space of support to a certain extent.

The present invention may be further configured in a preferred embodiment as: the limiting assembly comprises a spring and a clamping block, the two ends of the connecting rod are provided with abdicating grooves for the clamping block to be completely inserted into, the clamping block is inserted into the abdicating grooves, the spring is arranged along the inserting direction of the clamping block, the two ends of the spring are respectively and fixedly connected with the clamping block and the lateral walls of the abdicating grooves, and when the spring is not deformed, the clamping block is partially clamped in the abdicating grooves.

By adopting the technical scheme, during installation, the clamping block is pressed, the clamping block is controlled to enter the abdicating groove, the spring deforms at the moment, then the supporting rod slides into the connecting rod until the supporting rod is abutted to the stop block, the clamping block loses the blocking at the moment, the spring recovers the deformation and pushes out the clamping block, so that the clamping block and the stop block are respectively positioned at two sides of the supporting rod, and the supporting rod can be prevented from being separated from the connecting rod; when the support rod is disassembled, the clamping block is pressed, the clamping block is controlled to enter the abdicating groove, and then the support rod is taken out; the limiting assembly is stable in limiting, meets the limiting requirement on the supporting rod, and is simple to operate.

The present invention may be further configured in a preferred embodiment as: the clamping block is provided with a stop block, and one surface of the clamping block, which is far away from the stop block, is an arc convex surface.

Through adopting above-mentioned technical scheme, during the installation, the cambered surface setting of fixture block receives the tall and erect effort that comes from the bracing piece with the fixture block and decomposes into and impel the power in the groove of stepping down with the fixture block to can reduce the operating procedure to a certain extent, make things convenient for operating personnel to operate.

The present invention may be further configured in a preferred embodiment as: articulated on the bracing piece inside wall have the horizontal pole, be equipped with on the horizontal pole with the restriction horizontal pole pivoted locating part one, one of them on propping up the body set up on the horizontal pole and supply another on propping up the body the draw-in groove of horizontal pole joint, one of them be equipped with on the horizontal pole and be used for restricting another locating part two that the horizontal pole breaks away from.

By adopting the technical scheme, during installation, the cross rods are rotated, the cross rods on one support body are controlled to be clamped in the clamping grooves of the cross rods on the other support body, and then the limiting parts are used for limiting, so that the connection stability of the two support bodies can be maintained, and the overall stability of the device is enhanced; when needing to dismantle, rotate the horizontal pole, then the laminating of control horizontal pole is on the bracing piece lateral wall, then through a locating part restriction horizontal pole rotation to can reduce the shared space of horizontal pole.

The present invention may be further configured in a preferred embodiment as: and the inner wall of the supporting rod is provided with a holding groove for holding the cross rod.

Through adopting above-mentioned technical scheme, during the dismantlement, can rotate the horizontal pole to the holding tank in, holding device's planarization further reduces the shared space of device.

The present invention may be further configured in a preferred embodiment as: the first locating part is a clamping ring, a through hole for the connecting rod to pass through is formed in the clamping ring, and when the connecting rod passes through the through hole, the cross rod is clamped in the accommodating groove.

Through adopting above-mentioned technical scheme, during the dismantlement, rotate horizontal pole to holding tank, the perforation on the snap ring aligns with the opening on the bracing piece this moment to the connecting rod can pass bracing piece and snap ring simultaneously, thereby can restrict the horizontal pole and rotate, and this locating part is accomplished spacingly through the connecting rod, simple structure, and is spacing stable.

The present invention may be further configured in a preferred embodiment as: the second limiting part is a bolt, and a nut is connected to one end of the bolt, which penetrates through the two cross rods, in a threaded manner.

Through adopting above-mentioned technical scheme, during the installation, with one of them horizontal pole card in the draw-in groove in another horizontal pole, then twist the bolt, then twist the nut, two easy operation of this locating part, spacing stable.

The present invention may be further configured in a preferred embodiment as: the upper end of the supporting rod is fixedly connected with a cushion pad.

By adopting the technical scheme, a certain buffering effect is achieved when the suspension arm is supported.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when in transportation, the occupied space can be reduced to a certain extent.

Drawings

Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention (mainly showing the state of the stent in use).

Fig. 2 is a schematic view of the overall structure of the embodiment of the present invention (mainly showing the state of the bracket during transportation).

Fig. 3 is an enlarged schematic view of region a in fig. 1.

Fig. 4 is an enlarged schematic view of the region B in fig. 1.

In the figure, 1, branch; 2. a support bar; 3. a connecting rod; 4. an opening; 5. a stopper; 6. a through groove; 7. a limiting component; 8. a clamping block; 9. a spring; 10. a yielding groove; 11. accommodating grooves; 12. a cross bar; 13. a snap ring; 14. perforating; 15. a bump; 16. a card slot; 17. a bolt; 18. a nut; 19. a cushion pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a hoist davit support of convenient transportation, including two support bodies 1 that are the relative setting of level, support body 1 includes two bracing pieces 2 that are the relative setting of level, and two connecting rods 3 have been worn perpendicularly between two bracing pieces 2, and connecting rod 3 is transversal to personally submit squarely, and two connecting rods 3 set up the upper and lower both ends at bracing piece 2 respectively, sets up four openings 4 that supply connecting rod 3 to wear to penetrate on bracing piece 2, and four openings 4 are equidistant setting along 2 length direction of bracing piece.

The equal fixedly connected with dog 5 in connecting rod 3 both ends, the distance between two dog 5 equals the width sum of two bracing pieces 2, sets up the logical groove 6 that supplies dog 5 to pass on the lateral wall under opening 4.

Referring to fig. 1 and 3, a limiting component 7 for limiting the support rod 2 to be separated from the connection rod 3 is arranged on the outer side of the stop block 5 of the connection rod 3, the limiting component 7 comprises a clamping block 8, two ends of the connection rod 3 are respectively provided with a yielding groove 10 for the clamping block 8 to be completely inserted into, the clamping block 8 is inserted into the yielding groove 10, the limiting component 7 further comprises a spring 9, the spring 9 is arranged along the insertion direction of the clamping block 8, two ends of the spring 9 are respectively and fixedly connected with the side walls of the clamping block 8 and the yielding groove 10, and when the spring 9 is not deformed, the clamping block 8 is partially clamped in; the distance between fixture block 8 and dog 5 equals the width of bracing piece 2, and four bracing pieces 2 can be placed to every connecting rod 3 promptly.

The surface of the two clamping blocks 8 which are far away from each other is an arc convex surface.

Holding tank 11 has been seted up on 2 inside walls of bracing piece, it is connected with horizontal pole 12 to rotate on the side wall under holding tank 11, horizontal pole 12 rotates in order to place in holding tank 11, be equipped with on horizontal pole 12 with restriction horizontal pole 12 pivoted locating part one, locating part one is snap ring 13, set up the perforation 14 that supplies connecting rod 3 to pass on the snap ring 13, when connecting rod 3 passed perforation 14, horizontal pole 12 card was in holding tank 11 and snap ring 13 was laminated on 2 lateral walls of bracing piece.

Referring to fig. 1 and 4, one end of the cross rod 12 of one of the support bodies 1, which is far away from the support rod 2, is fixedly connected with a protruding block 15, a clamping groove 16 for clamping the protruding block 15 is formed in the cross rod 12 of the other support body 1, and when the protruding block 15 is clamped in the clamping groove 16, the cross rod 12 is in a horizontal state.

The lug 15 is provided with a second limiting part for limiting the lug 15 to be separated from the clamping groove 16, the second limiting part is a bolt 17, and the bolt 17 is simultaneously in threaded connection with a nut 18 through two opposite side walls of the lug 15 and the clamping groove 16.

The upper end of the support rod 2 is fixedly connected with a cushion pad 19, and the cushion pad 19 is made of rubber materials.

The implementation principle of the embodiment is as follows: when needing transportation support, screw bolt 17 off, then rotate horizontal pole 12, control horizontal pole 12 card is in holding tank 11, then press fixture block 8, control fixture block 8 enters into the groove of stepping down 10, then take off bracing piece 2, the connecting rod 3 that reverses again, dog 5 on the control connecting rod 3 aligns logical groove 6 on the bracing piece 2, then install four bracing pieces 2 on connecting rod 3 in proper order, and control the mutual butt of a plurality of bracing pieces 2, simultaneously unnecessary connecting rod 3 can insert in the opening 4 of opening more on the bracing piece 2.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a convenient hoist davit support of transportation, includes that two are the relative branch body (1) that sets up of level, branch body (1) is relative bracing piece (2) that set up of level including two, its characterized in that: two perpendicular penetrating has connecting rod (3) between bracing piece (2), a plurality of confessions have been seted up on bracing piece (2) opening (4) that connecting rod (3) penetrated, the equal fixedly connected with dog (5) in connecting rod (3) both ends, the confession has been seted up on opening (4) inner wall logical groove (6) that dog (5) passed, connecting rod (3) in the dog (5) outside is equipped with and is used for the restriction bracing piece (2) break away from spacing subassembly (7) of connecting rod (3).

2. A crane boom stand for convenient transport according to claim 1, characterized in that: the limiting assembly (7) comprises a spring (9) and a clamping block (8), the two ends of the connecting rod (3) are provided with the yielding groove (10) for the clamping block (8) to be completely inserted, the clamping block (8) is inserted into the yielding groove (10), the spring (9) is arranged along the insertion direction of the clamping block (8), the two ends of the spring (9) are respectively fixedly connected with the side walls of the clamping block (8) and the yielding groove (10), and when the spring (9) is not deformed, the clamping block (8) is partially clamped in the yielding groove (10).

3. A crane boom stand for convenient transport according to claim 2, characterized in that: one surface of the clamping block (8) far away from the stop block (5) is an arc convex surface.

4. A crane boom stand for convenient transport according to claim 1, characterized in that: articulated on bracing piece (2) inside wall have horizontal pole (12), be equipped with on horizontal pole (12) with the restriction horizontal pole (12) pivoted locating part one, one of them on prop up body (1) seted up on horizontal pole (12) and supply another prop up on body (1) draw-in groove (16) of horizontal pole (12) joint, one of them be equipped with on horizontal pole (12) and be used for restricting another locating part two that horizontal pole (12) break away from.

5. A crane boom stand for convenient transport according to claim 4, characterized in that: and the inner wall of the support rod (2) is provided with a containing groove (11) for containing the cross rod (12).

6. A crane boom stand for convenient transport according to claim 5, characterized in that: the first limiting part is a clamping ring (13), a through hole (14) for the connecting rod (3) to pass through is formed in the clamping ring (13), and when the connecting rod (3) passes through the through hole (14), the cross rod (12) is clamped in the accommodating groove (11).

7. A crane boom stand for convenient transport according to claim 4, characterized in that: the second limiting part is a bolt (17), and a nut (18) is connected to one end of the bolt (17) which penetrates through the two cross rods (12) in a threaded mode.

8. A crane boom stand for convenient transport according to claim 1, characterized in that: the upper end of the support rod (2) is fixedly connected with a cushion pad (19).