CN216785535U

CN216785535U - Self-operated crane

Info

Publication number: CN216785535U
Application number: CN202122808725.1U
Authority: CN
Inventors: 李战春
Original assignee: Dongpu Hoisting Machinery Changzhou Co ltd
Current assignee: Dongpu Hoisting Machinery Changzhou Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-06-21
Anticipated expiration: 2031-11-16

Abstract

The utility model provides a self-operated crane, which relates to the technical field of cranes and comprises a support pillar, wherein the bottom end of the support pillar is fixedly connected with a bottom plate, and the outer surface of the support pillar is fixedly connected with a support rod. According to the utility model, the pulling block is pulled to move, the clamping rod is moved out of the supporting rod, the connecting rod is moved out of the pulling block, the frame is sleeved on the outer surface of the supporting rod, the fixing plate is inserted into the fixing groove, and the clamping plate is inserted into the clamping groove, so that a positioning effect is realized between the frame and the supporting rod, the convenience of the frame in fixing is improved, the pulling block is loosened, the connecting rod is contracted towards the inside of the pulling block by virtue of the acting force generated when the first spring is restored, the clamping rod is inserted into the inside of the supporting rod and penetrates through the clamping plate until the pulling block is contacted with the supporting rod, the characteristic of convenience in operation is realized when the beam of the crane and the supporting column are fixed, and the efficiency of the crane in mounting is improved.

Description

Self-operated crane

Technical Field

The utility model relates to the technical field of cranes, in particular to a self-operated crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is also called a crown block, a navigation crane and a crane.

In the prior art, a common self-operated crane is usually fixed on a related supporting column before being used, most of the supporting column and a beam of the crane are fixed by using related bolts and a single plate, most of the fixing modes are directly and manually screwed by related workers when the fixing modes are used, relatively more time is easily wasted, no relatively good convenient and fast installation mode exists between the crane and the supporting column, and the installation efficiency of the crane is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that most of common cranes in the prior art are provided with related workers to manually screw bolts, so that relatively more time is easily wasted, the cranes have no relatively good installation mode, and the efficiency of installing the cranes is influenced.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a self-operated crane, includes the support column, the bottom fixedly connected with bottom plate of support column, the outer fixed surface of support column is connected with the bracing piece, the frame has been cup jointed to the surface of bracing piece, the left end swing joint of bracing piece has the piece of drawing, the slipmat is glued in the inside of frame, the inside fixedly connected with fixed plate of frame, the bottom fixedly connected with cardboard of frame, the inside of bracing piece slides and runs through there is the kelly, the left end fixedly connected with connecting rod of bracing piece, first spring has been cup jointed to the surface of connecting rod, the left end fixedly connected with limiting plate of connecting rod.

Preferably, the inside of bracing piece slides and runs through there is the fixed block, the rear surface fixed connection of fixed block has the baffle, the rear surface of baffle slides and runs through there is the slide bar, the rear surface welding of baffle has the second spring.

Preferably, the top of the supporting rod is provided with a fixing groove matched with the fixing plate, the top of the supporting rod is provided with a clamping groove matched with the clamping plate, and the left side of the clamping plate is provided with a clamping hole matched with the clamping rod.

Preferably, the left end of the connecting rod penetrates through the right side of the pulling block in a sliding mode, and a limiting groove matched with the limiting plate is formed in the pulling block.

Preferably, the right end of the first spring is welded on the right side of the inner wall of the limiting groove in the pull block, and the left end of the first spring is welded on the right side of the limiting plate.

Preferably, the front surface of the fixed block is in contact with the outer surface of the frame, a baffle groove matched with the baffle is formed in the supporting rod, two ends of the sliding rod are fixedly connected to two sides of the inner wall of the baffle groove respectively, and the rear end of the second spring is welded to the rear surface of the inner wall of the baffle groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the pulling block is pulled to move, the clamping rod is moved out of the supporting rod, the connecting rod is moved out of the pulling block, the frame is sleeved on the outer surface of the supporting rod, the fixing plate is inserted into the fixing groove, the clamping plate is inserted into the clamping groove, so that a positioning effect is realized between the frame and the supporting rod, the convenience of fixing the frame is improved, the pulling block is loosened, the connecting rod is contracted towards the inside of the pulling block by virtue of the acting force generated when the first spring is restored, the clamping rod is inserted into the inside of the supporting rod and penetrates through the clamping plate until the pulling block is contacted with the supporting rod, the characteristic of convenience in operation is realized when the beam of the crane is fixed with the supporting column, and the efficiency of the crane in installation is improved.

2. According to the utility model, the fixing block is pushed to contract towards the inside of the supporting rod until the fixing block completely contracts into the inside of the supporting rod, the fixing block is loosened after the frame moves to correspond to the fixing block, and the fixing block moves out of the inside of the supporting rod and contacts with the frame under the action of the acting force generated when the shape of the second spring is restored, so that the frame has a limiting effect on the supporting rod, the sliding probability between the frame and the supporting rod is reduced, and the stability of the crane on the supporting rod is improved.

Drawings

FIG. 1 is a perspective view of a self-operated crane according to the present invention;

FIG. 2 is an expanded perspective view of a frame of a self-operated crane according to the present invention;

FIG. 3 is a cross-sectional perspective view of a pull block of a self-operated crane according to the present invention;

fig. 4 is a cross-sectional perspective view of a support block of a self-operated crane according to the present invention.

Illustration of the drawings: 1. a support pillar; 2. a base plate; 3. a support bar; 4. a frame; 5. pulling the block; 6. a non-slip mat; 7. a fixing plate; 8. clamping a plate; 9. a clamping rod; 10. a fixed block; 11. a connecting rod; 12. a first spring; 13. a limiting plate; 14. a baffle plate; 15. a slide bar; 16. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 4, the utility model provides a self-operated crane, which includes a supporting column 1, a bottom plate 2 is fixedly connected to the bottom end of the supporting column 1, a supporting rod 3 is fixedly connected to the outer surface of the supporting column 1, a fixing groove matched with a fixing plate 7 is formed at the top of the supporting rod 3, a clamping groove matched with a clamping plate 8 is formed at the top of the supporting rod 3, a clamping hole matched with a clamping rod 9 is formed at the left side of the clamping plate 8, a frame 4 is sleeved on the outer surface of the supporting rod 3, a pull block 5 is movably connected to the left end of the supporting rod 3, an anti-skid pad 6 is adhered inside the frame 4, the fixing plate 7 is fixedly connected to the inside of the frame 4, the clamping plate 8 is fixedly connected to the bottom of the frame 4, the clamping rod 9 penetrates through the inside of the supporting rod 3 in a sliding manner, a connecting rod 11 is fixedly connected to the left end of the supporting rod 3, and the left end of the connecting rod 11 penetrates through the right side of the pull block 5 in a sliding manner, draw the inside of piece 5 to offer the spacing groove with limiting plate 13 looks adaptation, the surface of connecting rod 11 has cup jointed first spring 12, and the right-hand member welding of first spring 12 is on the right side of drawing the inside spacing inslot wall of piece 5, and the left end welding of first spring 12 is on the right side of limiting plate 13, and the left end fixedly connected with limiting plate 13 of connecting rod 11.

The whole embodiment 1 achieves the effect that, when in installation, firstly, the frame 4 is sleeved on a beam of a crane, the outer surface of the antiskid pad 6 is contacted with the outer surface of the beam, the pulling block 5 is pulled to move lightly and forcefully, the pulling block 5 moves towards the direction far away from the supporting rod 3, the clamping rod 9 moves along with the movement of the pulling block 5 and moves out of the inside of the supporting rod 3, the connecting rod 11 moves out of the inside of the pulling block 5 when the pulling block 5 moves, the first spring 12 on the connecting rod 11 contracts under the influence of the external acting force until the pulling block 5 is pulled to be incapable of moving continuously, the outer surface of the supporting rod 3 on the supporting column 1 is sleeved and fixed to complete the frame 4 of the crane, the fixed plate 7 and the clamping plate 8 on the frame 4 correspond to the fixed groove and the clamping groove respectively, then the frame 4 is placed downwards slowly, and the fixed plate 7 is inserted into the fixed groove, cardboard 8 inserts the inside of draw-in groove, contact with bracing piece 3 until the top of frame 4, slowly loosen pulling block 5 of pulling, first spring 12 just no longer receives the influence shape of external effort and recovers, effort when connecting rod 11 recovers with the help of first spring 12 is to the inside of pulling block 5 to shrink, pull block 5 and remove to the direction that is close to bracing piece 3, inside that the kelly 9 inserted bracing piece 3 and run through cardboard 8, contact with bracing piece 3 until pulling block 5.

In embodiment 2, as shown in fig. 2 and 4, a fixing block 10 is slidably inserted into a support rod 3, a front surface of the fixing block 10 contacts an outer surface of the frame 4, a blocking groove adapted to the baffle 14 is formed in the support rod 3, two ends of a sliding rod 15 are respectively and fixedly connected to two sides of an inner wall of the blocking groove, a rear end of a second spring 16 is welded to a rear surface of the inner wall of the blocking groove, the baffle 14 is fixedly connected to a rear surface of the fixing block 10, the sliding rod 15 is slidably inserted into a rear surface of the baffle 14, and the second spring 16 is welded to the rear surface of the baffle 14.

The effect that its whole embodiment 2 reaches does, when cup jointing, promote fixed block 10 to shrink to the inside of bracing piece 3 with exerting oneself gently, baffle 14 slides on slide bar 15 when fixed block 10 moves, second spring 16 receives the influence shape of external effort to shrink, until fixed block 10 contracts into the inside of bracing piece 3 completely, frame 4 moves and loosens fixed block 10 after corresponding with fixed block 10, second spring 16 just no longer receives the influence shape of external effort to recover, fixed block 10 shifts out and contacts with frame 4 from the inside of bracing piece 3 with the help of the effort of second spring 16 when shape is recovered.

The working principle is as follows: when the device is installed, firstly, the frame 4 is sleeved on a beam of a crane, the outer surface of the anti-skid pad 6 is in contact with the outer surface of the beam, the pull block 5 is pulled to move lightly and forcefully, the pull block 5 moves towards the direction far away from the support rod 3, the clamping rod 9 moves along with the movement of the pull block 5 and moves out of the inside of the support rod 3, the connecting rod 11 moves out of the inside of the pull block 5 when the pull block 5 moves, the shape of the first spring 12 on the connecting rod 11 is affected by external acting force and contracts until the pull block 5 is pulled to be incapable of moving continuously, the outer surface of the support rod 3 on the support column 1 is sleeved and fixed to complete the frame 4 of the crane, the fixed plate 7 and the clamping plate 8 on the frame 4 correspond to the fixed groove and the clamping groove respectively, then the frame 4 is placed downwards slowly, the fixed plate 7 is inserted into the fixed groove, and the clamping plate 8 is inserted into the clamping groove, until the top of the frame 4 contacts with the supporting rod 3, when the sleeve joint is carried out, the fixed block 10 is pushed to contract towards the inside of the supporting rod 3 by slight force, the baffle 14 slides on the sliding rod 15 when the fixed block 10 moves, the second spring 16 contracts by the influence shape of the external acting force until the fixed block 10 completely contracts into the inside of the supporting rod 3, the fixed block 10 is loosened after the frame 4 moves to correspond to the fixed block 10, the second spring 16 is not influenced by the external acting force any more to recover, the fixed block 10 moves out from the inside of the supporting rod 3 by the acting force when the shape of the second spring 16 recovers and contacts with the frame 4, the pulling block 5 which is pulled is loosened slowly, the first spring 12 is not influenced by the external acting force any more to recover, the connecting rod 11 contracts towards the inside of the pulling block 5 by the acting force when the first spring 12 recovers, the pull block 5 moves towards the direction close to the support rod 3, and the clamping rod 9 is inserted into the support rod 3 and penetrates through the clamping plate 8 until the pull block 5 is contacted with the support rod 3.

It should be noted that various standard components used in the present application are available from the market, and non-standard components can be customized, and the connection methods adopted in the present application, such as bolt connection, welding, etc., are also very common means in the mechanical field, and no further description is given to the utility model.

The above description is only an example 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 scope of the claims of the present application.

Claims

1. A self-operated crane comprises a support column (1), and is characterized in that: the bottom fixedly connected with bottom plate (2) of support column (1), the outer fixed surface of support column (1) is connected with bracing piece (3), frame (4) have been cup jointed to the surface of bracing piece (3), the left end swing joint of bracing piece (3) draws piece (5), non slipping mat (6) have been glued to the inside of frame (4), the inside fixedly connected with fixed plate (7) of frame (4), the bottom fixedly connected with cardboard (8) of frame (4), the inside of bracing piece (3) slides and has run through kelly (9), the left end fixedly connected with connecting rod (11) of bracing piece (3), first spring (12) have been cup jointed to the surface of connecting rod (11), the left end fixedly connected with limiting plate (13) of connecting rod (11).

2. The self-operated crane according to claim 1, wherein: the inside slip of bracing piece (3) is run through and is had fixed block (10), the rear surface fixedly connected with baffle (14) of fixed block (10), the rear surface slip of baffle (14) is run through and is had slide bar (15), the rear surface welding of baffle (14) has second spring (16).

3. The self-operated crane according to claim 1, wherein: the top of the supporting rod (3) is provided with a fixing groove matched with the fixing plate (7), the top of the supporting rod (3) is provided with a clamping groove matched with the clamping plate (8), and the left side of the clamping plate (8) is provided with a clamping hole matched with the clamping rod (9).

4. The self-operated crane according to claim 1, wherein: the left end of connecting rod (11) slides and runs through the right side of drawing piece (5), draw the inside of piece (5) and offer the spacing groove with limiting plate (13) looks adaptation.

5. The self-operated crane according to claim 4, wherein: the right end welding of first spring (12) is in the right side of drawing piece (5) inside spacing inslot wall, and the left end welding of first spring (12) is on the right side of limiting plate (13).

6. The self-operated crane according to claim 2, wherein: the front surface of the fixed block (10) is in contact with the outer surface of the frame (4), a baffle groove matched with the baffle (14) is formed in the supporting rod (3), two ends of the sliding rod (15) are fixedly connected to two sides of the inner wall of the baffle groove respectively, and the rear end of the second spring (16) is welded to the rear surface of the inner wall of the baffle groove.