Single-beam crane

Abstract

The utility model provides a single-beam crane and belongs to the technical field of single-beam cranes. The single-beam crane comprises a single beam, a mounting plate is slidably mounted on the front surface of the single beam, an electric hoist is mounted on the surface of the mounting plate, a hoisting pulley is mounted at the output end of the electric hoist, two fixed wheels are mounted on the surface of the hoisting pulley, and outer supporting rings are mounted on the surfaces of the fixed wheels; round blocks are installed at the inner ends of the bottoms of the outer supporting rings, and a first hook ring and a second hook ring are installed on the surfaces of the two round blocks correspondingly. According to the single-beam crane, the motor drives the front-side screw to rotate, then the rotating wheel and the connecting belt enable the rear-side screw to rotate synchronously, the screws rotate to drive the front and rear oil storage tanks and the lubricating pump to slide synchronously, and the stable sliding effect is achieved; round blocks are installed at the bottom of the outer supporting ring, and a first hook ring and a second hook ring are installed between the round blocks on the two sides, so that the bottom of the outer supporting ring is relatively fixed conveniently, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to single beam crane technical field, concretely relates to a single beam crane. BACKGROUND

[0002] The application number 202221907840.2 provides a kind of single beam crane by the cooperation of package cross frame, single beam, translation slide, electric hoist main body, sling pulley, first fixed wheel, second fixed wheel, fixed shaft, outer support ring, lifting ring, chain, bottom ring, connecting plate, lifting hook and sliding slot, can make the device when using, when electric hoist main body drives sling pulley to lift, by first fixed wheel and second fixed wheel are additionally provided on the outer surface of sling pulley, and by fixed shaft and outer support ring, lifting ring is fixed, increase the fixed support of chain in its top, the balance effect of chain in lifting process is better, and lifting hook is connected by bottom ring and connecting plate, the balance force between lifting hook is increased by connecting plate, the balance feeling of chain and lifting hook is improved in hoisting process, reduce the degree of violent shaking of goods in the process of lifting;

[0003] But the device when moving electric hoist main body, need to be moved by the structure such as lubricating pump by sleeve seat and sleeve plate, but due to the structure such as lubricating pump is heavy, only by sleeve seat and sleeve plate connection drive the structure to move, it is easy to cause sleeve seat and sleeve plate to be under great stress;The outer support ring of the device is inclined to set, so that the bottom chain exerts downward force on the bottom of the outer support ring, which is easy to cause the outer support ring on both sides to rotate outward, causing instability when using, poor practicability. UTILITY MODEL CONTENTS

[0004] In order to solve the problem of instability in the prior art, the utility model provides a kind of single beam crane, adopts hook ring one to combine hook ring two to achieve the effect of fixing the bottom of two outer support rings, and the specific technical scheme is: a kind of single beam crane, comprising: single beam, the front surface of the single beam is slidably installed with mounting plate, the surface of the mounting plate is installed with electric hoist, the output end of the electric hoist is installed with sling pulley, the surface of the sling pulley is installed with two fixed wheels, the surface of the fixed wheel is installed with outer support ring, the bottom inner end of the outer support ring is installed with round block, the surface of one round block is respectively installed with hook ring one and hook ring two, the hook ring one and hook ring two are slidably connected, and the hook ring two is sleeved on the outer wall of another round block;The inner cavity of the single beam is installed with oil tank and lubricating pump, and the bottom end of the oil tank and the bottom end of the lubricating pump are both threadedly installed with a screw rod.

[0005] Preferably, the bottom end of the outer support ring is installed with chain, the bottom end of two chains is installed with lifting hook, the middle part of the surface of the fixed wheel is installed with fixed shaft, and the surface of the fixed shaft is installed with outer support ring.

[0006] Preferably, a connecting block is mounted between the mounting plate and the bottom end of the oil storage tank, a load bearing plate is mounted at the bottom end of the lubricating pump, a bottom block one is mounted at the bottom end of the oil storage tank, a bottom block two is mounted at the bottom end of the load bearing plate, the bottom block one and the bottom block two are both slidingly mounted in the sliding groove at the bottom of the inner cavity of the single beam, a screw rod is threadedly mounted on the surface of the bottom block one and the bottom block two, an oil inlet pipe is mounted between the oil storage tank and the lubricating pump, an oil outlet pipe is mounted at the output end of the lubricating pump, the output end of the oil outlet pipe is a double-end pipe, and the output end of the oil outlet pipe extends into the two sliding grooves respectively.

[0007] Preferably, a rotating wheel is mounted on the surface of the screw rod, a connecting belt is mounted between the two rotating wheels, and the left end of the front screw rod extends out of the single beam and is provided with a motor.

[0008] Preferably, a long sliding groove is formed in the front surface of the single beam, a sliding block is mounted at the rear end of the mounting plate, the sliding block is slidingly mounted in the long sliding groove, a buffer block is slidingly mounted on the upper and lower surfaces of the sliding block, and the buffer block is slidingly mounted on the upper and lower inner wall side grooves of the long sliding groove.

[0009] Preferably, a roller is rotatably mounted on the outer surface of the buffer block, an inner sliding block is slidingly mounted on the inner surface of the buffer block, the inner end of the inner sliding block slidingly extends into the inner cavity of the buffer block and is provided with a sliding plate, a spring is mounted on the inner surface of the sliding plate, a limiting block is mounted on the surface of the buffer block, and the limiting block is slidingly mounted in the slotted inner cavity of the sliding block.

[0010] In addition, the single-beam crane provided by the above technical scheme of the utility model can further have the following additional technical features: the rotating block is rotatably mounted at one end of the hook ring two opposite to the hook ring one, a sliding rod is mounted on the surface of the rotating block, the sliding rod slidingly extends into the inner cavity of the hook ring one, and a fold-shaped hole is formed in the surface of the hook ring one.

[0011] In the above technical scheme, the convex part of the sliding rod is slidingly mounted in the fold-shaped hole.

[0012] Compared with the prior art, the single-beam crane has the beneficial effects that: the single-beam crane is driven to rotate by the motor, then the rear screw rod is synchronously rotated through the rotating wheel and the connecting belt, the front and rear oil storage tanks and the lubricating pump are synchronously slid by the rotation of the screw rod, and the sliding stability is achieved; the outer supporting ring bottom is relatively fixed by mounting the circular blocks at the bottom of the outer supporting ring and mounting the hook ring one and the hook ring two between the two circular blocks; the hook ring two is conveniently disassembled and assembled from the right circular block by rotating the rotating block to drive the sliding rod to rotate and sliding the convex part of the sliding rod in the fold-shaped hole; and the sliding block is conveniently slid in the sliding groove on the surface of the single beam by arranging the buffer block, and the practicability is high. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1A three-dimensional structural schematic diagram of a single-girder crane provided by this utility model;

[0014] Figure 2 A side sectional view of a single beam of a single beam crane provided by this utility model;

[0015] Figure 3 for Figure 2 Enlarged view of point A;

[0016] Figure 4 A schematic diagram of the fixed wheel connection structure of a single-girder crane provided by this utility model;

[0017] in, Figures 1 to 4 The reference numerals and component names in the attached drawings are as follows: 1. Single beam, 2. Mounting plate, 3. Oil tank, 4. Connecting block, 5. Lubrication pump, 6. Load-bearing plate, 7. Bottom block one, 8. Bottom block two, 9. Screw, 10. Rotary wheel, 11. Connecting belt, 12. Motor, 13. Electric hoist, 14. Hanging pulley, 15. Fixed wheel, 16. Fixed shaft, 17. Outer support ring, 18. Chain, 19. Hook, 20. Round block, 21. Hook ring one, 22. Hook ring two, 23. Rotating block, 24. Sliding rod, 25. Folded hole, 26. Oil inlet pipe, 27. Sliding block, 28. Buffer block, 29. Oil outlet pipe, 281. Roller, 282. Inner sliding block, 283. Slide plate, 284. Spring, 285. Limiting block. Detailed Implementation

[0018] The following are specific implementation cases and appendices. Figures 1-4 This utility model will be further described, but it is not limited to these embodiments. This utility model provides a technical solution: a single-girder crane, comprising: a single girder 1, a mounting plate 2 slidably mounted on the front surface of the single girder 1, an electric hoist 13 mounted on the surface of the mounting plate 2, a lifting pulley 14 mounted on the output end of the electric hoist 13, two fixed wheels 15 mounted on the surface of the lifting pulley 14, an outer support ring 17 mounted on the surface of the fixed wheels 15, and a circular block 20 mounted on the inner bottom end of the outer support ring 17. Hook ring 1 21 and hook ring 22 are respectively installed on the surface of block 20. Hook ring 1 21 and hook ring 22 are slidably connected. Hook ring 22 is sleeved on the outer wall of another round block 20. The two outer support rings 17 are connected by hook ring 1 21 and hook ring 22 to avoid the two outer support rings 17 being subjected to force alone and to enhance the stability of use. If the two round blocks 20 are not connected and fixed by hook ring 1 21 and hook ring 22, the two round blocks 20 will be subjected to force alone, which will greatly reduce the service life of the outer support rings 17.

[0019] The inner cavity of the single beam 1 is equipped with an oil reservoir 3 and a lubrication pump 5. A screw 9 is threaded onto the bottom end of both the oil reservoir 3 and the lubrication pump 5. The rotation of the two screws 9 drives the oil reservoir 3 and the lubrication pump 5 to move.

[0020] As a preferred scheme, further, the bottom end of the outer support ring 17 is provided with a chain 18, the bottom end of the two chains 18 is provided with a hook 19, the surface of the fixed wheel 15 is provided with a fixed shaft 16, the surface of the fixed shaft 16 is provided with the outer support ring 17, and the above-mentioned is convenient for working through the hook 19.

[0021] As a preferred scheme, further, the bottom end of the outer support ring 17 is provided with a chain 18, the bottom end of the two chains 18 is provided with a hook 19, the surface of the fixed wheel 15 is provided with a fixed shaft 16, the surface of the fixed shaft 16 is provided with the outer support ring 17, and the above-mentioned is convenient for working through the hook 19.

[0022] As a preferred scheme, further, the surface of the screw rod 9 is provided with a runner 10, the two runners 10 are provided with a connecting belt 11, the left end of the front screw rod 9 extends out of the single beam 1 and is provided with a motor 12, the front screw rod 9 is driven to rotate through the motor 12, and the rear screw rod 9 is driven to rotate through the runner 10 and the connecting belt 11, so that the two screw rods 9 rotate synchronously, and the oil tank 3 and the lubricating pump 5 move synchronously.

[0023] As a preferred scheme, further, the surface of the screw rod 9 is provided with a runner 10, the two runners 10 are provided with a connecting belt 11, the left end of the front screw rod 9 extends out of the single beam 1 and is provided with a motor 12, the front screw rod 9 is driven to rotate through the motor 12, and the rear screw rod 9 is driven to rotate through the runner 10 and the connecting belt 11, so that the two screw rods 9 rotate synchronously, and the oil tank 3 and the lubricating pump 5 move synchronously.

[0024] As a preferred scheme, further, the surface of the screw rod 9 is provided with a runner 10, the two runners 10 are provided with a connecting belt 11, the left end of the front screw rod 9 extends out of the single beam 1 and is provided with a motor 12, the front screw rod 9 is driven to rotate through the motor 12, and the rear screw rod 9 is driven to rotate through the runner 10 and the connecting belt 11, so that the two screw rods 9 rotate synchronously, and the oil tank 3 and the lubricating pump 5 move synchronously.

[0025] As a preferred solution, further, the hook ring two 22 is rotatably installed with a rotating block 23 at one end of the hook ring one 21, the surface of the rotating block 23 is installed with a sliding rod 24, the sliding rod 24 is slidingly extended into the inner cavity of the hook ring one 21, the surface of the hook ring one 21 is provided with a fold type hole 25, the convex part of the surface of the sliding rod 24 is slidingly installed in the fold type hole 25, by rotating the rotating block 23, the sliding rod 24 is driven to rotate, the convex part of the sliding rod 24 is rotated into the straight hole of the fold type hole 25, the sliding rod 24 is facilitated to slide, and the hook ring two 22 is facilitated to be installed on the surface of the right circular block 20.

[0026] The single beam, the oil storage tank, the lubricating pump, the motor, the electric hoist, the hanging pulley, the fixed wheel, the chain, the hook and the oil inlet pipe are prior art, the single beam, the oil storage tank, the lubricating pump, the electric hoist, the hanging pulley, the fixed wheel, the chain, the hook and the oil inlet pipe are the same structure and connection mode in the application number 202221907840.2, the motor is a three-phase motor, as long as the single beam, the oil storage tank, the lubricating pump, the motor, the electric hoist, the hanging pulley, the fixed wheel, the chain, the hook and the oil inlet pipe meet the requirements of the case, they can be used.

[0027] Working principle: the electric appliance element appears in the application is connected with power supply and control switch in use, the utility model discloses after installation, first check the installation of the utility model and safety protection, then can use, in use, rotate the rotating block 23, make the slide bar 24 rotate, the convex part on the surface of slide bar 24 slides in the folding hole 25, then pull out the hook ring two 22, make the slide bar 24 slide outwards, the hook ring two 22 is set on the right side round block 20, then the hook ring two 22 slides towards the hook ring one 21, make the slide bar 24 slide into the hook ring one 21, then rotate the rotating block 23, make the convex part of slide bar 24 rotate to the folding hole 25 card part, make the hook ring one 21 and hook ring two 22 relatively fixed two side round block 20, also make two side outer support ring 17 relatively fixed, lubrication pump 5 is extracted lubricating oil in the oil tank 3 through oil inlet pipe 26, and is carried out drop oil lubrication to two screw rods 9 through oil outlet pipe 29, and the inside of oil tank 3 is lubricated with self-feeding oil, is driven by motor 12 and makes screw rod 9 rotate, makes the runner 10 on the surface of screw rod 9 rotate, the runner 10 makes the runner 10 and screw rod 9 rotate through connecting belt 11, and the runner 10 of two screw rods 9 rotates respectively drives bottom block one 7 and bottom block two 8 slide, bottom block one 7 drives oil tank 3 to move, and bottom block two 8 drives lubrication pump 5 to move, make oil tank 3 and lubrication pump 5 synchronous movement, and drive mounting plate 2 and electric hoist 13 to move, sliding block 27 slides in the long slide groove of single beam 1 front surface, the buffer block 28 on the upper and lower surfaces of sliding block 27 slides in the side groove, spring 284 drives sliding plate 283 and inner sliding block 282 to move outward, makes the gyro wheel 281 stick to the inner wall of side groove, facilitates the sliding block 27 sliding, as above described, the single beam crane is driven by motor 12 and makes the front screw rod 9 rotate, then makes the rear screw rod 9 synchronous rotation through runner 10 and connecting belt 11, makes the front and rear oil tank 3 and lubrication pump 5 synchronous slide through the rotation of screw rod 9, reaches the effect of sliding stability, through installing round block 20 at the bottom of outer support ring 17, and installing hook ring one 21 and hook ring two 22 between two side round block 20, it is convenient to relatively fixed the bottom of outer support ring 17, through rotating rotating block 23, drive slide bar 24 to rotate, make the convex part of slide bar 24 slide in the folding hole 25, it is convenient to dismount and install hook ring two 22 from the right side round block 20, through setting buffer block 28, it is convenient to make sliding block 27 slide in the surface slide groove of single beam 1, the practicality is stronger.

[0028] It is obvious for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features thereof, therefore, no matter from which point, the embodiments should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model, any figure mark in the claims should not be regarded as limiting the involved claims.

[0029] In the description of the utility model, the term "a plurality of" refers to two or more than two, unless otherwise expressly limited, the terms "up", "down" and the like indicate the orientation or position relationship is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element referred to must have a particular orientation, with a particular orientation and operation, therefore, can not be understood as a limitation on the utility model; the terms "connection", "installation", "fixing" and the like should be understood broadly, for example, "connection" can be fixedly connected, can also be detachably connected, or integrally connected, can be directly connected, can also be indirectly connected through intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0030] In the description of the utility model, the terms "one embodiment", "some embodiments", "a specific embodiment" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the utility model, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] The above only describes the preferred embodiments of the utility model, and is not used to limit the utility model. For those skilled in the art, the utility model can have various changes and variations. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A single-girder crane, comprising: A single beam (1) is characterized in that a mounting plate (2) is slidably mounted on the front surface of the single beam (1), an electric hoist (13) is mounted on the surface of the mounting plate (2), a hanging pulley (14) is mounted on the output end of the electric hoist (13), two fixed wheels (15) are mounted on the surface of the hanging pulley (14), an outer support ring (17) is mounted on the surface of the fixed wheel (15), a round block (20) is mounted on the inner bottom end of the outer support ring (17), a hook ring one (21) and a hook ring two (22) are fixedly mounted on the surface of one of the round blocks (20), the hook ring one (21) and the hook ring two (22) are slidably connected, and the hook ring two (22) is sleeved on the outer wall of the other round block (20); The inner cavity of the single beam (1) is equipped with an oil storage tank (3) and a lubrication pump (5). A screw (9) is threadedly installed at the bottom end of both the oil storage tank (3) and the lubrication pump (5).

2. A single-girder crane according to claim 1, characterized in that, A chain (18) is installed at the bottom end of the outer support ring (17), and hooks (19) are installed at the bottom ends of the two chains (18). A fixed shaft (16) is installed in the middle of the surface of the fixed wheel (15), and the outer support ring (17) is installed on the surface of the fixed shaft (16).

3. A single-girder crane according to claim 1, characterized in that, A connecting block (4) is installed between the bottom of the mounting plate (2) and the oil tank (3). A load-bearing plate (6) is installed at the bottom of the lubrication pump (5). A bottom block one (7) is installed at the bottom of the oil tank (3). A bottom block two (8) is installed at the bottom of the load-bearing plate (6). Both bottom blocks one (7) and bottom blocks two (8) are slidably installed in the bottom groove of the inner cavity of the single beam (1). A screw (9) is threaded on the surface of both bottom blocks one (7) and bottom blocks two (8). An oil inlet pipe (26) is installed between the oil tank (3) and the lubrication pump (5). An oil outlet pipe (29) is installed at the output end of the lubrication pump (5). The output end of the oil outlet pipe (29) is a double-ended pipe. The output ends of the oil outlet pipe (29) extend into the two grooves respectively.

4. A single-girder crane according to claim 3, characterized in that, The screw (9) has a rotating wheel (10) mounted on its surface, and a connecting belt (11) is installed between the two rotating wheels (10). A single beam (1) extends from the left end of the front screw (9) and is equipped with a motor (12).

5. A single-girder crane according to claim 1, characterized in that, The front surface of the single beam (1) is provided with a long sliding groove, and the rear end of the mounting plate (2) is provided with a slider (27). The slider (27) is slidably installed in the long sliding groove. A buffer block (28) is slidably installed on both the upper and lower surfaces of the slider (27). The buffer block (28) is slidably installed on the upper and lower inner wall side grooves of the long sliding groove.

6. A single-girder crane according to claim 5, characterized in that, The outer surface of the buffer block (28) is rotatably mounted with a roller (281), the inner surface of the buffer block (28) is slidably mounted with an inner slider (282), the inner end of the inner slider (282) extends slidably into the inner cavity of the buffer block (28) and is mounted with a slide plate (283), the inner surface of the slide plate (283) is mounted with a spring (284), and the surface of the buffer block (28) is mounted with a limit block (285), which is slidably mounted in the groove of the inner cavity of the slider (27).

7. A single-girder crane according to claim 1, characterized in that, The hook ring two (22) is rotatably mounted with a rotating block (23) at one end relative to the hook ring one (21). A sliding rod (24) is mounted on the surface of the rotating block (23). The sliding rod (24) slides into the inner cavity of the hook ring one (21). A folded hole (25) is opened on the surface of the hook ring one (21). The protrusion on the surface of the sliding rod (24) is slidably mounted in the folded hole (25).

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