CN219078922U

CN219078922U - Chain traction type angular lifting trolley

Info

Publication number: CN219078922U
Application number: CN202320244365.3U
Authority: CN
Inventors: 王兴亚; 刘峰; 王大军
Original assignee: Chengjiang Industrial Co ltd
Current assignee: Chengjiang Industrial Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-05-26
Anticipated expiration: 2033-02-17

Abstract

The utility model discloses a chain traction type angular lifting trolley which comprises a fixed base, wherein two ends of the right side of the fixed base are respectively fixed with a support, and the top end of the fixed base is vertically fixed with a stand column. This chain towed angular form lifting dolly is through the lifting dolly in-process that uses, can control the second servo motor start drive first bevel gear and rotate, first bevel gear rotates and drives the second bevel gear rotation of meshing connection, the second bevel gear rotates and drives the screw rod rotation, the screw rod rotation can drive outside threaded connection's swivel nut and upwards or down in the outside of screw rod simultaneously, can drive movable seat and reciprocate on the right side of stand simultaneously, movable seat removes and can drive jib and lifting hook simultaneously and go up and down to adjust the lifting height of lifting dolly, improve the convenience of lifting dolly's use, the problem of being inconvenient for carrying out regulation to lifting height of lifting dolly has been solved.

Description

Chain traction type angular lifting trolley

Technical Field

The utility model relates to the technical field of cranes, in particular to a chain traction type angular lifting trolley.

Background

The crane is a machine for lifting an object and is widely used in the fields of construction sites, ships, mechanical equipment and the like.

According to patent number 202022865875.1, filing date 2020.12.03 discloses a small-size loop wheel machine, it is through setting up the oil pump, the davit, flexible pipe, davit splint, when lifting by crane the goods, the top of goods is fixed on the couple, then control the oil pump operation, make it drive davit splint, flexible pipe and davit through the oil pump and go on the activity from top to bottom, make the davit drive goods steadily and shift upwards when rising, promote the stand through the wheel foot of bottom, chassis wheel foot axle and chassis rear wheel roof beam remove, drive the goods transportation, the problem that small-size loop wheel machine used the steel cable to hoist the effect poor has effectively been solved, but in the in-process of in-service use, the lifting height of dolly is mostly fixed, be inconvenient for carrying out the adjustment to the lifting height of dolly at the in-process of lifting by crane transfer, therefore need one kind can improve foretell not enough to the lifting by crane height-adjusting structure, lifting by crane trolley's convenience in use is improved.

Disclosure of Invention

The utility model aims to provide a chain traction type angular lifting trolley, which solves the problem that the lifting height of the lifting trolley is inconvenient to adjust in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a chain traction type angular crane trolley, includes unable adjustment base, unable adjustment base right side both ends are fixed with the support respectively, the both ends of unable adjustment base bottom and the right side of support bottom are fixed with the movable wheel respectively, the top of unable adjustment base is vertical to be fixed with the stand, the left top of stand is fixed with the fixed plate, the rear end of fixed plate is fixed with first servo motor, and the output shaft of first servo motor runs through the front end of fixed plate, the left top of stand is fixed with the fixing base, swing joint has the capstan between the inside both ends of fixing base, and the front end of capstan runs through the front end of fixing base, the front end of capstan and the output shaft of first servo motor are fixed with the fluted disc respectively, the outside of fluted disc is provided with the chain main part, the top on stand right side is provided with the movable seat, the intermediate position department of support bottom is provided with the inside groove, the both ends of unable adjustment base and the right side of support are provided with the cushion respectively.

The inside vertical swing joint on stand top has the screw rod, the outside of screw rod is provided with the swivel nut, the swivel nut right side is fixed with the stopper, the inside right side of stand is provided with the spacing groove, the bottom of screw rod runs through the inside of stand and is fixed with the second bevel gear, the bottom on stand right side is fixed with the second servo motor, and the output shaft of second servo motor runs through the right side of stand and is fixed with first bevel gear.

Preferably, the right side of stopper runs through the inside of spacing groove and with the left side fixed connection of movable seat, the outside of screw rod is provided with the external screw thread, the inside of swivel nut is provided with the internal screw thread with external screw thread matched with, meshing connection between second bevel gear and the first bevel gear.

Preferably, the inside of movable seat is fixed with the jib, the top of stand and the right side of jib are fixed with the pulley respectively, the outside of capstan winch is provided with wire rope, wire rope's right side runs through the inside of pulley and is fixed with the lifting hook.

Preferably, a movable rod is arranged in the inner groove, a swivel is movably connected to the middle position of the bottom end of the support, and the bottom end of the movable rod penetrates through the swivel and is fixed with a bottom plate.

Preferably, slots are respectively arranged in the two ends of the fixed base and in the right side of the support, a plug is fixed on one side of the soft pad, and the soft pad and the plug are made of rubber materials respectively.

Preferably, the soft pad is symmetrically provided with four groups about a vertical center line of the fixing base.

Compared with the prior art, the utility model has the beneficial effects that: the chain traction type angular lifting trolley not only realizes the convenience of adjusting the lifting height of the lifting trolley, realizes the convenience of supporting and fixing the bottom of the lifting trolley in an auxiliary manner so as to improve the stability of the trolley, but also realizes the convenience of protecting the sharp corners outside the lifting trolley;

(1) Through being provided with first bevel gear, second servo motor, the screw rod, the spacing groove, stopper and swivel nut, the lifting trolley can start through controlling the second servo motor and drive first bevel gear rotation, first bevel gear rotation drives the second bevel gear rotation of meshing connection, the second bevel gear rotation drives the screw rod rotation, the screw rod rotation can drive outside threaded connection's swivel nut and upwards or down move in the outside of screw rod simultaneously, can drive movable seat and reciprocate on the right side of stand simultaneously, movable seat removes and can drive jib and lifting hook and carry out lifting adjustment simultaneously, the lifting height of lifting trolley is adjusted, the convenience of using of lifting trolley is improved;

(2) When the trolley is used for lifting, the trolley is moved to a lifting position by using the moving wheels, the rotating rings can be rotated at the bottom ends of the supports respectively, the rotating rings can rotate to drive the movable rods which are in threaded connection with the rotating rings to extend downwards from the interiors of the rotating rings, and meanwhile, the bottom plates can be downwards moved and propped against the ground;

(3) Through being provided with cushion, plug and slot, the jack-up dolly can be respectively at unable adjustment base's both ends when using to and the right side of movable wheel, with the cushion utilize the plug to correspond insert to the inside of slot after, can fix the cushion respectively at unable adjustment base outside both ends and the sharp-pointed department at support right side limit angle, keep apart the angle department, reduce personnel at the in-process that promotes the dolly to travel, the corner striking foot causes the injury, potential safety hazard when reducing the use.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged schematic top view in partial cross section of the support of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

FIG. 4 is an enlarged partial cross-sectional schematic view of the base plate of the present utility model;

fig. 5 is an enlarged partial sectional view of the plug of the present utility model.

In the figure: 1. a moving wheel; 2. a fixed base; 3. a column; 4. a first bevel gear; 5. a second bevel gear; 6. fluted disc; 7. a first servo motor; 8. a fixing plate; 9. a chain main body; 10. a winch; 11. a fixing seat; 12. a pulley; 13. a movable seat; 14. a boom; 15. a wire rope; 16. a lifting hook; 17. a soft cushion; 18. an inner tank; 19. a support; 20. a second servo motor; 21. a screw; 22. a limit groove; 23. a limiting block; 24. a screw sleeve; 25. a movable rod; 26. a swivel; 27. a bottom plate; 28. a plug; 29. a slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-5, a chain traction type angular lifting trolley comprises a fixed base 2, wherein two ends of the right side of the fixed base 2 are respectively fixed with a support 19, two ends of the bottom of the fixed base 2 and the right side of the bottom of the support 19 are respectively fixed with a movable wheel 1, the top end of the fixed base 2 is vertically fixed with a stand column 3, the top of the left side of the stand column 3 is fixed with a fixed plate 8, the rear end of the fixed plate 8 is fixed with a first servo motor 7, an output shaft of the first servo motor 7 penetrates through the front end of the fixed plate 8, the top of the left side of the stand column 3 is fixed with a fixed seat 11, a winch 10 is movably connected between two ends of the inside of the fixed seat 11, the front end of the winch 10 penetrates through the front end of the fixed seat 11, the front end of the winch 10 and the output shaft of the first servo motor 7 are respectively fixed with a fluted disc 6, the outside of the fluted disc 6 is provided with a chain main body 9, the top of the right side of the stand column 3 is provided with a movable seat 13, the middle position of the bottom of the support 19 is provided with an inner groove 18, and the two ends of the fixed base 2 and the right side of the support 19 are respectively provided with a soft cushion 17;

the inside vertical swing joint in stand 3 top has screw rod 21, and the outside of screw rod 21 is provided with swivel nut 24, and swivel nut 24 right side is fixed with stopper 23, and the inside right side of stand 3 is provided with spacing groove 22, and the bottom of screw rod 21 runs through the inside of stand 3 and is fixed with second bevel gear 5, and the bottom on stand 3 right side is fixed with second servo motor 20, and the output shaft of second servo motor 20 runs through the right side of stand 3 and is fixed with first bevel gear 4;

the right side of the limiting block 23 penetrates through the inside of the limiting groove 22 and is fixedly connected with the left side of the movable seat 13, external threads are arranged on the outside of the screw rod 21, internal threads matched with the external threads are arranged in the screw sleeve 24, and the second bevel gear 5 is meshed with the first bevel gear 4;

specifically, as shown in fig. 1 and fig. 3, the second servo motor 20 can be controlled to start to drive the first bevel gear 4 to rotate, the first bevel gear 4 rotates to drive the second bevel gear 5 in meshed connection to rotate, the second bevel gear 5 rotates to drive the screw 21 to rotate, the screw 21 rotates to simultaneously drive the screw sleeve 24 in external threaded connection to move upwards or downwards outside the screw 21, the movable seat 13 can be simultaneously driven to move up and down on the right side of the upright post 3, and the movable seat 13 can simultaneously drive the hanging rod 14 and the hanging hook 16 to perform lifting adjustment, so that the lifting height of the lifting trolley is adjusted.

Example 2: a movable rod 25 is arranged in the inner groove 18, a swivel 26 is movably connected to the middle position of the bottom end of the support 19, and the bottom end of the movable rod 25 penetrates through the interior of the swivel 26 and is fixed with a bottom plate 27;

specifically, as shown in fig. 1 and fig. 4, after the trolley is moved to the lifting position by using the moving wheel 1, the swivel 26 can be rotated at the bottom end of the support 19 respectively, the swivel 26 can rotate to drive the movable rod 25 in threaded connection with the interior of the swivel 26 to extend downwards from the interior of the swivel 26, and meanwhile, the bottom plate 27 can be moved downwards and propped against the ground, and in the lifting process of the trolley, the contact area between the bottom of the trolley and the ground can be increased by the two groups of bottom plates 27, so that better support is performed.

Example 3: slots 29 are respectively arranged in the two ends of the fixed base 2 and the right side of the support 19, a plug 28 is fixed on one side of the cushion 17, and the cushion 17 and the plug 28 are respectively made of rubber materials;

specifically, as shown in fig. 1, 2 and 5, the cushion 17 can be respectively fixed at two ends of the fixed base 2 and the sharp edges of the corners of the right side of the support 19 after the cushion 17 is correspondingly inserted into the slot 29 by the plug 28, so that the corners are isolated, and injury caused by the impact of the corners on the feet of a person in the process of pushing the trolley to travel is reduced.

A boom 14 is fixed in the movable seat 13, a pulley 12 is fixed on the top end of the upright post 3 and the right side of the boom 14 respectively, a steel wire rope 15 is arranged outside the winch 10, and a lifting hook 16 is fixed on the right side of the steel wire rope 15 and penetrates through the pulley 12.

Working principle: when the trolley is used, the soft cushion 17 can be respectively fixed at the two ends of the fixed base 2 and the sharp positions of the corners on the right side of the support 19 after the soft cushion 17 is correspondingly inserted into the slot 29 by the plug 28, the sharp positions of the corners on the right side of the support 19 are respectively fixed at the two ends of the outer part of the fixed base 2, the corners are isolated, the damage caused by the collision of the corners with feet in the process of pushing the trolley by personnel is reduced, the potential safety hazard is reduced when the trolley is used, after an object is hung by using the hanging hook 16, the first servo motor 7 is controlled to rotate, the winch 10 is driven to rotate positively and negatively by using the fluted disc 6 and the chain main body 9, the object is lifted or put down by using the pulley 12, meanwhile, the second servo motor 20 can be controlled to start to drive the first bevel gear 4 to rotate, the first bevel gear 4 is driven to rotate by the second bevel gear 5 which is meshed and connected in a meshed manner, the second bevel gear 5 rotates to drive the screw 21 to rotate, the screw 21 rotates to drive the screw sleeve 24 in external threaded connection to move upwards or downwards outside the screw 21, the movable seat 13 can be driven to move upwards and downwards on the right side of the upright post 3, the movable seat 13 can be driven to move to drive the hanging rod 14 and the hanging hook 16 to adjust the lifting height of the trolley, when the trolley is used for lifting, after the trolley is moved to a lifting position by using the movable wheel 1, the swivel 26 can be rotated at the bottom end of the support 19 respectively, the swivel 26 rotates to drive the movable rod 25 in threaded connection with the swivel 26 to extend downwards from the inside of the swivel 26, the bottom plate 27 can be simultaneously moved downwards and propped against the ground, and in the lifting process of the trolley, the two groups of bottom plates 27 can increase the contact area between the bottom of the trolley and the ground, and better support is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Chain traction type angle-shaped lifting trolley comprises a fixed base (2), and is characterized in that: the automatic cushion is characterized in that supports (19) are respectively fixed at two right ends of the fixed base (2), moving wheels (1) are respectively fixed at two ends of the bottom of the fixed base (2) and the right side of the bottom of the supports (19), a stand column (3) is vertically fixed at the top of the fixed base (2), a fixed plate (8) is fixed at the top of the left side of the stand column (3), a first servo motor (7) is fixed at the rear end of the fixed plate (8), an output shaft of the first servo motor (7) penetrates through the front end of the fixed plate (8), a fixing seat (11) is fixed at the top of the left side of the stand column (3), a winch (10) is movably connected between two ends of the inside of the fixing seat (11), a fluted disc (6) is respectively fixed at the front end of the winch (10) and the output shaft of the first servo motor (7), a chain main body (9) is arranged at the outer part of the fluted disc (6), a movable seat (13) is arranged at the top of the right side of the stand column (3), a fixing seat (19) is arranged at the bottom end of the middle position (19), and two ends of the support (19) are respectively provided with cushions (17);

the inside vertical swing joint on stand (3) top has screw rod (21), the outside of screw rod (21) is provided with swivel nut (24), swivel nut (24) right side is fixed with stopper (23), the inside right side of stand (3) is provided with spacing groove (22), the bottom of screw rod (21) runs through the inside of stand (3) and is fixed with second bevel gear (5), the bottom on stand (3) right side is fixed with second servo motor (20), and the output shaft of second servo motor (20) runs through the right side of stand (3) and is fixed with first bevel gear (4).

2. A chain traction type angular lifting trolley according to claim 1, characterized in that: the right side of the limiting block (23) penetrates through the inside of the limiting groove (22) and is fixedly connected with the left side of the movable seat (13), and external threads are arranged on the outside of the screw rod (21).

3. A chain traction type angular lifting trolley according to claim 1, characterized in that: the inside of swivel nut (24) is provided with the internal thread that cooperatees with the external screw thread, meshing connection between second bevel gear (5) and first bevel gear (4).

4. A chain traction type angular lifting trolley according to claim 1, characterized in that: the inside of movable seat (13) is fixed with jib (14), the top of stand (3) and the right side of jib (14) are fixed with pulley (12) respectively.

5. A chain traction type angular lifting trolley according to claim 1, characterized in that: the outer portion of the winch (10) is provided with a steel wire rope (15), and the right side of the steel wire rope (15) penetrates through the inner portion of the pulley (12) and is fixedly provided with a lifting hook (16).

6. A chain traction type angular lifting trolley according to claim 1, characterized in that: the inside of inside groove (18) is provided with movable rod (25), the intermediate position department swing joint of support (19) bottom has swivel (26), the inside and the fixed bottom plate (27) of swivel (26) are run through to the bottom of movable rod (25).

7. A chain traction type angular lifting trolley according to claim 1, characterized in that: the inside at both ends of unable adjustment base (2) and the inside on support (19) right side are provided with slot (29) respectively, one side of cushion (17) is fixed with plug (28), cushion (17) and plug (28) are rubber material respectively.

8. A chain traction type angular lifting trolley according to claim 1, characterized in that: four groups of cushions (17) are symmetrically arranged about the vertical center line of the fixed base (2).