CN209957256U

CN209957256U - Crane for electromechanical installation

Info

Publication number: CN209957256U
Application number: CN201920461942.8U
Authority: CN
Inventors: 董庆君
Original assignee: Tianjin Zhongbei Haide Mechanical And Electrical Equipment Installation Co Ltd
Current assignee: Tianjin Zhongbei Haide Mechanical And Electrical Equipment Installation Co Ltd
Priority date: 2019-04-08
Filing date: 2019-04-08
Publication date: 2020-01-17
Anticipated expiration: 2029-04-08

Abstract

The utility model relates to the technical field of hoisting equipment, and discloses a crane for electromechanical installation, which comprises a main beam, wherein a ball screw is arranged on the main beam in a rotating manner, a moving mechanism is connected onto the ball screw in a threaded manner, the moving mechanism comprises a first moving block connected onto the ball screw in a threaded manner, a winch arranged on the first moving block, a guide rope connected onto the winch and a connecting assembly connected with the guide rope, the other end of the guide rope sequentially passes through the connecting assembly and a fixed pulley and is finally fixed onto the first moving block, the fixed pulley is fixed at the bottom end of the first moving block, a hook assembly is connected onto the connecting assembly, and a buffer assembly is sleeved on the hook assembly; the guide rope is sleeved with a clamp piece for tightening the guide rope; the device adopts the movable pulley block, saves labor and improves the working efficiency; the buffer component and the clamp component are arranged, so that the device runs stably and has longer service life.

Description

Crane for electromechanical installation

Technical Field

The utility model relates to a lifting device technical field, concretely relates to hoist for electromechanical installation.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The bridge crane is a hoisting device which is transversely erected above workshops, warehouses and material yards to hoist materials, and is a most widely used hoisting machine; the existing bridge crane has certain disadvantages when in use, people usually directly connect a lifting hook on the crane with a lifting lug on a box so as to lift the box for movement, and for a longer box, one lifting hook lifts the box, so that the box is easy to shake left and right in the lifting process, the box is broken due to falling, and workers are also injured; secondly, traditional single beam bridge crane structure is complicated, and the loading board bearing pressure is great at the in-process that uses of hoist itself for the loading board removes and the lifting hook lifts up slowly, seriously reduces the result of use of hoist.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a crane for electromechanical installation, which adopts a movable pulley block, saves labor and improves the working efficiency; the buffer component and the clamp component are arranged, so that the device runs stably and has longer service life.

In order to achieve the above object, the present invention provides the following technical solutions:

a crane for electromechanical installation comprises a main beam, wherein a ball screw is rotatably arranged on the main beam, a moving mechanism is in threaded connection with the ball screw, the moving mechanism comprises a first moving block in threaded connection with the ball screw, a winch arranged on the first moving block, a guide rope connected with the winch and a connecting assembly connected with the guide rope, the other end of the guide rope sequentially penetrates through the connecting assembly and a fixed pulley and is finally fixed on the first moving block, the fixed pulley is fixed at the bottom end of the first moving block, a hook assembly is connected to the connecting assembly, and a buffer assembly is sleeved on the hook assembly;

the guide rope is sleeved with a clamp piece for tightening the guide rope.

The utility model discloses in, preferentially, the clamp spare establish including the cover with the last second movable block of conductor rope, be provided with on the second movable block with the first through-hole of conductor rope assorted, still be provided with the screw hole on the second movable block, the screw hole with first through-hole intercommunication.

The utility model discloses in, it is preferred, coupling assembling include with the guide pulley that the rope guide is connected, the guide pulley has two at least, two the guide pulley sets up relatively, two the guide pulley cover is established on the dead axle, the dead axle is fixed to be set up on the connecting plate, two the connecting plate sets up relatively, two the fixed baffle that sets up between the connecting plate, be provided with the second through-hole on the baffle, be provided with the lifting hook subassembly in the second through-hole.

The utility model discloses in, it is preferred, the second through-hole is the round platform shape, the lifting hook subassembly is established including the card universal ball in the second through-hole, universal ball is kept away from the fixed lifting hook that is provided with in one side of guide pulley, the lifting hook is close to a pot head of universal ball is equipped with the buffering subassembly.

The utility model discloses in, it is preferred, the buffering subassembly is located including the cover elastic rubber post on the lifting hook, the lifting hook subassembly is located to the cover on the elastic rubber post, be provided with the counter bore on the lifting hook subassembly, be provided with rigidity ball and compression spring in the counter bore, compression spring one end with the bottom department of meeting of counter bore, compression spring's the other end with rigidity ball is inconsistent, rigidity ball with the elastic rubber post is inconsistent.

The utility model discloses in, it is preferred, be provided with fixed subassembly on the lifting hook, fixed subassembly is including fixed setting the pivot on the lifting hook, the cover is equipped with the gleitbretter in the pivot, the gleitbretter winds rotary motion is done in the pivot, and the cover is established on the lifting hook, the lifting hook with one side that the gleitbretter meets the department is provided with second screw thread through-hole, be provided with the bolt in the second screw thread through-hole, the head of bolt is provided with the inboard of lifting hook, the screw section of bolt is provided with the outside of lifting hook, and with the gleitbretter is inconsistent.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with two guide wheels which are connected with the fixed pulley through the guide rope to jointly form a movable pulley block, and the lever principle is utilized to facilitate the transportation of the objects, thereby improving the working efficiency on one hand, reducing the stress of the equipment on the other hand and prolonging the service life of the equipment on the other hand; the utility model discloses it is right to be provided with clamp spare the conductor rope is tightened to be in the state of tightening between messenger's coupling assembling and each conductor rope, in order to reduce rocking of object, be provided with the buffering subassembly, rock with the level that buffering article takes place when the hoist, make the article stably remove.

2. The utility model discloses be provided with the second through-hole, even make at the in-process lifting hook that promotes and walk because promote with the walking action inconsistent and the object that leads to take place rotatory drive lifting hook and rotate, because can free rotation between rope guide and the lifting hook, so the lifting hook follows the normal work that the object can not influence the rope guide when rotating, the rope guide can keep vertical hanging all the time, can not intertwine, the promotion and the walking action of having solved very easily taking place in current bridge crane can not reach harmonious unanimity, lead to lifting hook device to take place rotatory and the rope guide winding appears, it is died to twist, strand breakage, the impaired problem of motor, the rope guide has both been prolonged, the life of motor, also brought very big local convenience for production, make this bridge crane more durable, people's economic loss has been reduced, the input of time waste and manpower and materials.

Drawings

Fig. 1 is a schematic view of a structure of a crane for electromechanical installation.

Fig. 2 is a front view of a moving mechanism for an electromechanically mounted crane.

Fig. 3 is a schematic structural view of the main beam, the ball screw, and the first moving block in cooperation with each other in embodiment 1.

Fig. 4 is a schematic view showing the structure of the clamp member and the connecting member of the electromechanical crane according to embodiment 1, which are engaged with each other.

Fig. 5 is a schematic structural view of a connecting assembly and a hook assembly of a crane for electromechanical installation in

embodiments

2 and 3.

FIG. 6 is a sectional view of a buffering assembly for an electromechanically-installed hoist according to embodiment 4.

Fig. 7 is an enlarged view of fig. 6 at a.

FIG. 8 is a schematic structural view of a hoist for electromechanical installation according to embodiment 5.

FIG. 9 is a front view of a fixing assembly of a hoist for electro-mechanical installation according to embodiment 5.

In the drawings: 1. factory building; 2. an end beam; 3. a main beam; 4. a track; 5. a ball screw; 6. a first threaded through hole; 7. a second screw; 8. a moving mechanism; 81. a hook assembly; 811. a universal ball; 812. a hook; 82. a first moving block; 83. a winch; 84. guiding a rope; 85. a connecting assembly; 851. a guide wheel; 852. Fixing a shaft; 853. a connecting plate; 854. a baffle plate; 855. a second through hole; 86. a fixed pulley; 9. a clamp member; 91. a second moving block; 92. a first through hole; 93. a first screw; 10. a buffer assembly; 101. an elastic rubber column; 102. a counter bore; 103. rigid ball bearings; 104. a compression spring; 11. a fixing assembly; 111. a rotating shaft; 112. sliding blades; 113. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1:

referring to fig. 1 to 3, the embodiment discloses a crane for electromechanical installation, which is erected on a factory building 1, and includes end beams 2 erected at two ends of the factory building 1 and a main beam 3 arranged on the end beams 2, wherein a rail 4 is arranged on the end beams 2, a driving mechanism matched with the rail 4 is arranged on the main beam 3, the main beam 3 is driven to move along the length direction of the rail 4, a ball screw 5 is rotatably connected in the main beam 3, and the ball screw 5 is driven by a power device to rotate;

the ball screw 5 is connected with a moving mechanism 8 through a thread, when the ball screw 5 rotates, the moving mechanism 8 translates on a horizontal plane, the moving mechanism 8 includes a first moving block 82 connected to the ball screw 5 through a thread, a winch 83 arranged on the first moving block 82, a guide rope 84 connected to the winch 83, and a connecting assembly 85 connected to the guide rope 84, and the other end of the guide rope 84 sequentially passes through the connecting assembly 85 and a fixed pulley 86 and is finally fixed on the first moving block 82, the fixed pulley 86 is fixed at the bottom end of the first moving block 82, the lower surface of the first moving block 82 is arranged with the main beam 3 in a sliding manner, on one hand, the moving mechanism 8 is convenient to slide, on the other hand, the fixed pulley 86 is used for supporting the first moving block 82 so as to ensure that when an object is lifted, the first moving block 82 does not have the phenomenon of overturning, the connecting assembly 85 is connected with a hook assembly 81, firstly, an operator starts the driving mechanism to enable the main beam 3 to move on the end beam 2 to reach a specified position, and then the driving mechanism is closed; turning on the power device, driving the ball screw 5 to rotate, and turning off the power device when the first moving block 82 reaches a specified position; when the position of the moving mechanism 8 is determined, the controller starts the winch 83, lowers the connecting assembly 85 and the hook assembly 81 to a designated position by paying out the guide rope 84, connects an object to be moved to the hook assembly 81, then starts the winch 83 again, lifts the object by withdrawing the guide rope 84, and the hook assembly 81 is sleeved with the buffer assembly 10 to buffer the horizontal shaking when the object is lifted;

the guide rope 84 is sleeved with a clamp member 9 for tightening the guide rope 84, specifically, an operator moves the position of the clamp member 9 to tighten the guide rope 84, so that the connecting member 85 and each guide rope 84 are in a tightened state to reduce the shaking of an object.

In this embodiment, the winding machine 83, the driving mechanism and the power device are electrically connected to a controller, and the controller controls the winding machine 83, the driving mechanism and the power device to be turned on and off.

In this embodiment, the clip member 9 includes a second moving block 91 sleeved on the guide rope 84, a first through hole 92 matched with the guide rope 84 is formed in the second moving block 91, a threaded hole is further formed in the second moving block 91, the threaded hole is communicated with the first through hole 92, a first screw 93 is arranged in the threaded hole, and a wear-resistant rubber is arranged at a contact position of the first screw 93 and the guide rope 84, the second moving block 91 is moved upwards to move the second moving block 91 to a position where each guide rope 84 is in a tightened state, and then the first screw 93 is rotated to make the first screw 93 and the guide rope 84 tightly contact with each other, so that the second moving block 91 is fixed at the position, and the tightening operation of the guide rope 84 is completed.

Example 2:

referring to fig. 1 to 4, the present embodiment provides another crane for electromechanical installation, which is different from embodiment 1 in that:

the connecting assembly 85 comprises guide wheels 851 connected with the guide rope 84, the number of the guide wheels 851 is at least two, two guide wheels 851 are connected with the fixed pulley 86 through the guide rope 84 to jointly form a movable pulley block so as to achieve the effect of labor saving, the two guide wheels 851 are oppositely arranged, the two guide wheels 851 are sleeved on a fixed shaft 852, the two guide wheels 851 rotate around the fixed shaft 852, the fixed shaft 852 is fixedly arranged on a connecting plate 853, the two connecting plates 853 are oppositely arranged, a baffle 854 is fixedly arranged between the two connecting plates 853, a second through hole 855 is formed in the baffle 854, and a hook assembly 81 is arranged in the second through hole 855 and used for connecting an object.

Example 3:

referring to fig. 1 to 5, the present embodiment provides another crane for electromechanical installation, which is different from embodiment 1 in that:

second through-hole 855 is round platform shape, second through-hole 855 is close to the diameter on one side of guide pulley 851 is less than second through-hole 855 keeps away from the diameter on one side of guide pulley 851, lifting hook component 81 includes that the card establishes universal ball 811 in the second through-hole 855, universal ball 811 is kept away from the fixed lifting hook 812 that is provided with in one side of guide pulley 851, lifting hook 812 can rotate in the second through-hole 855 to avoid appearing the winding of rope guide, twisting die, disconnected strand, phenomenon such as the motor is impaired, lifting hook 812 is close to one pot head of universal ball 811 is equipped with buffer assembly 10, when just being hoisted by the buffering object, the ascending rocking of horizontal direction.

In this embodiment, the lifting hook 812 is provided with two at least to realize operating a plurality of objects simultaneously, improve work efficiency, the internal surface of lifting hook 812 is provided with anti-skidding rubber pad.

In this embodiment, two of the connecting plates 853 are provided with a first threaded through hole 6, a second screw 7 is provided in the first threaded through hole 6, and the second screw 7 abuts against the universal ball 811.

Example 4:

referring to fig. 1 to 7, the present embodiment provides another crane for electromechanical installation, which is different from embodiment 1 in that:

the buffer assembly 10 includes an elastic rubber column 101 sleeved on the hook 812, the elastic rubber column 101 is sleeved on the hook component 81, the hook component 81 is provided with a counter bore 102, a rigid ball 103 and a compression spring 104 are arranged in the counter bore 102, one end of the compression spring 104 is connected with the bottom end of the counter bore 102, the other end of the compression spring 104 is abutted against the rigid ball 103, the rigid ball 103 is abutted against the elastic rubber column 101, when the object is just lifted, the object will swing in the horizontal direction, at this time, the hook 812 will press the elastic rubber column 101, and then the elastic rubber column 101 presses the rigid ball 103 and the compression spring 104, the compression spring 104 will recover the deformation to press the rigid ball 103 and the elastic rubber column 101, so as to make the hook 812 recover to the initial position, thereby achieving the purpose of buffering the shake in the horizontal direction.

Example 5:

referring to fig. 1 to 9, the present embodiment provides another crane for electromechanical installation, which is different from embodiment 1 in that:

the lifting hook is at least provided with two lifting hooks, each lifting hook 812 is provided with a fixed component 11, each fixed component 11 comprises a rotating shaft 111 fixedly arranged on the lifting hook 812, a sliding sheet 112 is sleeved on the rotating shaft 111, the sliding sheet 112 rotates around the rotating shaft 111 and is sleeved on the lifting hook 812, a second threaded through hole is formed in one side of the joint of the lifting hook 812 and the sliding sheet 112, a bolt 113 is arranged in the second threaded through hole, the head of the bolt 113 is provided with the inner side of the lifting hook 812, the screw part of the bolt 113 is provided with the outer side of the lifting hook 812 and is abutted against the sliding sheet 112, firstly, the bolt 113 is screwed down, the sliding sheet 112 is shifted, one end of the sliding sheet 112 is separated from the lifting hook 812, and an object is hung on the lifting hook 812; then, the sliding piece 112 is pulled in the opposite direction, the sliding piece 112 is sleeved on the lifting hook 812, the bolt 113 is screwed into the second threaded through hole, and the sliding piece 112 is blocked, so that the sliding piece 112 and the lifting hook 812 form a closed area to prevent articles from sliding off the lifting hook 812.

The working principle is as follows: firstly, an operator starts a driving mechanism to enable a main beam 3 to move on an end beam 2 to reach a specified position, and then closes the driving mechanism; starting the power device, driving the ball screw 5 to rotate, and closing the power device when the first moving block 82 reaches a specified position; when the position of the moving mechanism 8 is determined, the controller turns on the hoist 83, lowers the connecting assembly 85 and the hook assembly 81 to a designated position by paying out the guide rope 84, connects the object to be moved to the hook assembly 81, and then turns on the hoist 83 again to lift the object by retracting the guide rope 84;

when the object is lifted, the second moving block 91 is moved upwards to the position where each guide rope 84 is in a tightening state, then the first screw 93 is rotated, and the first screw 93 is in close contact with the guide rope 84, so that the second moving block 91 is fixed at the position, the tightening work on the guide rope 84 is completed, and the object is ensured to be carried out more stably in the moving process;

when the object has just been hoisted, will take place to rock in the horizontal direction, at this moment, lifting hook 812 will extrude elastic rubber column 101, again by elastic rubber column 101 extrusion rigid ball 103 and compression spring 104, compression spring 104 will resume deformation, extrusion rigid ball 103 and elastic rubber column 101, make lifting hook 812 resume to initial position to realize the purpose of rocking in the buffering horizontal direction.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims

1. The crane for electromechanical installation comprises a main beam (1) and is characterized in that a ball screw (5) is rotatably arranged on the main beam (1), a moving mechanism (8) is connected to the ball screw (5) in a threaded manner, the moving mechanism (8) comprises a first moving block (82) in threaded connection with the ball screw (5), a winch (83) arranged on the first moving block (82), a guide rope (84) connected to the winch (83) and a connecting assembly (85) connected to the guide rope (84), the other end of the guide rope (84) sequentially penetrates through the connecting assembly (85) and a fixed pulley (86) and is finally fixed on the first moving block (82), the fixed pulley (86) is fixed at the bottom end of the first moving block (82), and a hook assembly (81) is connected to the connecting assembly (85), the lifting hook assembly (81) is sleeved with a buffer assembly (10);

the guide rope (84) is sleeved with a clamp (9) for tightly fastening the guide rope (84).

2. The crane for electromechanical installation according to claim 1, wherein the hoop member (9) comprises a second moving block (91) sleeved on the guide rope (84), a first through hole (92) matched with the guide rope (84) is formed in the second moving block (91), and a threaded hole is formed in the second moving block (91) and communicated with the first through hole (92).

3. The crane for electromechanical installation according to claim 1, wherein the connecting assembly (85) comprises at least two guide wheels (851) connected with the guide rope (84), the two guide wheels (851) are arranged oppositely, the two guide wheels (851) are sleeved on a fixed shaft (852), the fixed shaft (852) is fixedly arranged on a connecting plate (853), the two connecting plates (853) are arranged oppositely, a baffle (854) is fixedly arranged between the two connecting plates (853), a second through hole (855) is formed in the baffle (854), and a hook assembly (81) is arranged in the second through hole (855).

4. A crane for electromechanical installation according to claim 3, wherein the second through hole (855) is truncated cone-shaped, the hook assembly (81) comprises a universal ball (811) which is clamped in the second through hole (855), a hook (812) is fixedly arranged on one side of the universal ball (811) far away from the guide wheel (851), and a buffer assembly (10) is sleeved on one end of the hook (812) close to the universal ball (811).

5. The crane for electromechanical installation according to claim 4, wherein the buffer assembly (10) comprises an elastic rubber column (101) sleeved on the hook (812), the elastic rubber column (101) is sleeved on the hook assembly (81), a counter bore (102) is arranged on the hook assembly (81), a rigid ball (103) and a compression spring (104) are arranged in the counter bore (102), one end of the compression spring (104) is connected with the bottom end of the counter bore (102), the other end of the compression spring (104) is in contact with the rigid ball (103), and the rigid ball (103) is in contact with the elastic rubber column (101).

6. The crane for electromechanical installation according to claim 4, wherein the hook (812) is provided with a fixing component (11), the fixing component (11) comprises a rotating shaft (111) fixedly arranged on the hook (812), the rotating shaft (111) is sleeved with a sliding sheet (112), the sliding sheet (112) winds the rotating shaft (111) to rotate and is sleeved on the hook (812), one side of the joint of the hook (812) and the sliding sheet (112) is provided with a second threaded through hole, a bolt (113) is arranged in the second threaded through hole, the head of the bolt (113) is provided with the inner side of the hook (812), and the screw of the bolt (113) is provided with the outer side of the hook (812) and is abutted against the sliding sheet (112).