CN218025082U - Electric single-beam crane with safety protection structure - Google Patents

Abstract

The utility model discloses an electronic monospar hoist with safety protection structure, relate to electronic monospar hoist technical field, including the monospar hoist body, the monospar hoist body includes the automobile body, entablature and a supporting beam, the automobile body includes the casing, couple and lifting rope, be equipped with the protection structure who reduces lifting rope range of rocking on the casing, protection structure includes the wiring board that can be reciprocating motion on the vertical direction, protection structure utilizes the wiring board of motion in the vertical direction, carry on spacingly to wobbling lifting rope, thereby reduce the range of swing and the scope of lifting rope, thereby eliminate as early as possible the swing phenomenon that lifting rope and couple take place under inertia because of automobile body stop motion arouse, avoid the couple to cause bodily injury because of inertia range is great to the staff, hang the couple on article simultaneously in the manual work, it is great to avoid the couple range of swing, can further facilitate the staff to use and control the position of couple, further improve the work efficiency of handling.

Description

An electric single girder crane with a safety protection structure

technical field

The utility model relates to the technical field of electric single-girder cranes, in particular to an electric single-girder crane with a safety protection structure.

Background technique

The single-girder bridge crane is a lifting device that is placed horizontally over the workshop, warehouse and stockyard for material lifting. Because its two ends are located on tall cement columns or metal supports, it is shaped like a bridge. The bridge frame of the single-girder bridge crane runs longitudinally along the rails laid on the elevated sides on both sides. It can make full use of the space under the bridge frame to lift materials without being hindered by ground equipment. It is the most widely used and most numerous type of crane. heavy machinery.

An existing electric single-girder crane with a safety protection structure usually includes a car body, an upper beam and a support beam. The car body includes a shell, a hook and a sling, and the upper beam and the support beam have certain strength and stability. .

An existing electric single-girder crane with a safety protection structure usually lowers the sling to a certain length when lifting goods, and then moves the car body so that the position of the car body is in line with the item to be moved. The position is corresponding, and then the hook is used to lift the object. When the car body moves above the object, the hook and the sling will move with the car body, but when the car body stops, due to the inertia of the movement, the sling and the sling The hook will continue to move under the condition of inertia, so that the sling will drive the hook to swing above the object. When hanging the object, it is usually necessary to manually hang the hook on the object. The worker may stand next to the object, and the swinging hook It may collide with the body of the working human body, which may cause injury to the staff.

In view of the above problems, the utility model provides an electric single-girder crane with a safety protection structure.

Utility model content

The purpose of this utility model is to provide an electric single-girder crane with a safety protection structure. The protection structure uses the wire harness plate moving in the vertical direction to limit the swinging rope, thereby reducing the swinging range and range of the lifting rope. , so as to eliminate the swing phenomenon of the suspension rope and the hook under inertia caused by the stop of the car body as soon as possible, and avoid the personal injury of the staff caused by the large inertial swing of the hook. At the same time, when the hook is manually hung on the item, Avoiding the large swing of the hook can further facilitate the staff to use and control the position of the hook, and further improve the working efficiency of lifting, thereby solving the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an electric single-girder crane with a safety protection structure, including a single-girder crane body, a single-girder crane body including a car body, an upper beam and a supporting beam, and the car body includes a shell body, hooks and slings, and the shell is provided with a protective structure to reduce the swaying range of the sling;

The protective structure includes a wire harness plate that can reciprocate in the vertical direction. There are wire harness holes on the wire harness plate. The hanging rope passes through the wire harness plate through the wire harness hole. Drive structure for reciprocating motion.

Further, the protection structure includes a multi-stage electric push rod, the fixed end of the multi-stage electric push rod is fixedly connected to the housing, and the telescopic end of the multi-stage electric push rod is fixedly connected to the harness plate.

Furthermore, the upper cross beam includes an integrally formed rolling groove, and the driving structure includes multiple sets of driving components that drive the housing to reciprocate horizontally in the rolling groove, and the driving components include moving wheels that can freely rotate on the rolling groove.

Further, the housing includes an integrally formed driving part, the driving assembly includes a motor fixedly connected to the driving part, and the output end of the motor penetrates through the housing and is fixedly connected to the moving wheel.

Further, the driving part is provided with driving assemblies on the rolling grooves on both sides of the upper beam, and the number of driving assemblies in the rolling grooves on both sides of the upper beam is the same.

Further, the support beam is fixedly connected with a limiting column, and the limiting column is slidably connected to the housing through the through hole.

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

1. The utility model provides an electric single-girder crane with a safety protection structure. The protection structure uses the beam plate moving in the vertical direction to limit the swinging rope, thereby reducing the swing range and range of the rope , so as to eliminate the swing phenomenon of the suspension rope and the hook under inertia caused by the stop of the car body as soon as possible, and avoid the personal injury of the staff caused by the large inertial swing of the hook. At the same time, when the hook is manually hung on the item, Avoiding a large swing of the hook can further facilitate the staff to use and control the position of the hook, and further improve the working efficiency of lifting.

2. The utility model provides an electric single-girder crane with a safety protection structure, which uses multiple sets of drive components to drive the movement of the shell, so that the car body moves on the upper beam, so that objects in different positions in the lateral direction can be moved. Carry out lifting work.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the overall structure side view of the utility model;

Fig. 3 is a schematic plan view of the overall structure of the utility model;

Fig. 4 is the enlarged view of place A in Fig. 2 of the present utility model;

Fig. 5 is an enlarged view of B in Fig. 3 of the present utility model.

In the figure: 1. Housing; 11. Driving part; 2. Upper beam; 21. Rolling groove; 3. Support beam; 4. Hook; 5. Suspension rope; 6. Multi-stage electric push rod; ; 8, beam hole; 9, motor; 10, moving wheel; 12, limit column.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In order to reduce the swing range of the sling 5 so as to further avoid the technical problem of the hook 4 causing harm to the staff, as shown in Figures 1-5, the following optimal technical solutions are provided:

An electric single-girder crane with a safety protection structure, comprising a single-girder crane body, the single-girder crane body including a car body, an upper beam 2 and a supporting beam 3, the car body including a shell 1, a hook 4 and a sling 5, the shell The body 1 is provided with a protective structure that reduces the shaking range of the suspension rope 5;

The protective structure includes a wire harness plate 7 that can reciprocate in the vertical direction. The wire harness plate 7 is provided with a wire harness hole 8, and the sling 5 runs through the wire harness plate 7 through the wire harness hole 8. The protective structure also includes a driving car body in the The drive structure on the upper beam 2 reciprocates in the horizontal direction. When lifting the goods, usually the 5 of the sling is lowered to a certain length, and by moving the car body, the position of the car body corresponds to the position of the item to be moved, and then the hook 4 is used to lift the item. When the car body moves above the object, its hook 4 and sling 5 will follow the car body to move, but when the car body stops, due to the inertia of the movement, its sling 5 and hook 4 will continue to move under inertia. Thereby sling 5 drives hook 4 and can swing above article, when moving car body, start motor 9, and motor 9 drives moving wheel 10 to rotate, drives the movement of car body by the rotation of multiple groups of moving wheels 10, waits for car body to move When the upper part of the article to be hoisted is reached, the multi-stage electric push rod 6 is started, and the multi-stage electric push rod 6 drives the wire harness plate 7 to move downward. The housing 1 in the housing is fixedly connected, and uses the wire harness plate 7 to move from top to bottom, thereby limiting the swing range of the suspension rope 5. The protective structure uses the wire harness plate 7 moving in the vertical direction to control the swinging suspension rope 5 limit, thereby reducing the swing range and range of the suspension rope 5, thereby eliminating the swing phenomenon of the suspension rope 5 and the hook 4 under inertia caused by the stop of the car body as soon as possible, and avoiding the large swing range of the hook 4 due to inertia. Causing personal injury, at the same time when the hook 4 is manually hung on the article, avoiding the swing of the hook 4 is relatively large, which can further facilitate the staff to use and control the position of the hook 4, and further improve the working efficiency of lifting.

Further, as shown in Figure 1, Figure 2 and Figure 5, the following preferred technical solutions are provided:

The protective structure includes a multi-stage electric push rod 6 , the fixed end of the multi-stage electric push rod 6 is fixedly connected to the housing 1 , and the telescopic end of the multi-stage electric push rod 6 is fixedly connected to the harness plate 7 . The multi-stage electric push rod 6 is used to drive the wire harness plate 7 to move, and the wire harness plate 7 and the wire harness hole 8 are used to limit the swinging suspension rope 5, thereby reducing the swing range and range of the suspension rope 5.

Further, as shown in Figures 1-4, the following preferred technical solutions are provided:

The upper beam 2 includes an integrated rolling groove 21 , and the driving structure includes multiple sets of driving components that drive the housing 1 to reciprocate horizontally in the rolling groove 21 . The driving components include moving wheels 10 that can freely rotate on the rolling groove 21 . Multiple sets of driving components are used to drive the movement of the casing 1, so that the vehicle body moves on the upper beam 2, so that the objects in different positions in the lateral direction can be hoisted.

Further, as shown in Figures 1-4, the following preferred technical solutions are provided:

The casing 1 includes an integrally formed driving part 11 , the driving assembly includes a motor 9 fixedly connected to the driving part 11 , and the output end of the motor 9 penetrates through the casing 1 and is fixedly connected to a moving wheel 10 . When driving the car body to move, start the motor 9, and the motor 9 drives the moving wheel 10 to move, thereby driving the motion of the car body, thereby completing the lifting work of the article.

Further, as shown in Figures 1-3, the following preferred technical solutions are provided:

The driving part 11 is provided with driving components on the rolling grooves 21 on both sides of the upper beam 2 , and the number of driving components in the rolling grooves 21 on both sides of the upper beam 2 of the driving part 11 is the same. The rolling grooves 21 on both sides of the upper beam 2 are provided with drive components, and the number of drive components on both sides is the same, so that the number of moving wheels 10 on both sides of the vehicle body is consistent, thereby ensuring the stability of the vehicle body when moving , to prevent the car body from tilting.

Further, as shown in Figures 1-3, the following preferred technical solutions are provided:

The support beam 3 is fixedly connected with the limiting column 12, and the limiting column 12 is slidably connected with the housing 1 through the through hole. During the moving process of the vehicle body, the casing 1 slides on the limit post 12, and the limit post 12 limits the movement range of the vehicle body and can avoid the inclination of the vehicle body at the same time.

To sum up: when lifting the goods, usually lower the sling 5 to a certain length first, and then move the car body so that the position of the car body corresponds to the position of the item to be moved, and then use the hook 4 to lift the item Operation, when the car body moves to the top of the article, its hook 4 and sling 5 will follow the car body to move, but when the car body stops, due to the inertia of the motion, its sling 5 and hook 4 will move in the case of inertia. Continue to move, thereby suspension rope 5 drives hook 4 and can swing above article, when moving car body, start motor 9, and motor 9 drives moving wheel 10 to rotate, drives the movement of car body by the rotation of multiple groups of moving wheels 10, waits When the car body moves to the upper part of the object to be hoisted, the multi-stage electric push rod 6 is started, and the multi-stage electric push rod 6 drives the wire harness plate 7 to move downward. It is fixedly connected with the shell 1 in the car body, and uses the wire harness plate 7 to move from top to bottom, thereby limiting the swing range of the suspension rope 5. The protective structure uses the wire harness plate 7 moving in the vertical direction to prevent the swinging suspension The rope 5 is used to limit the position, thereby reducing the swing range and range of the suspension rope 5, thereby eliminating the swing phenomenon of the suspension rope 5 and the hook 4 under inertia caused by the stop of the vehicle body as soon as possible, and avoiding the large swing range of the hook 4 due to inertia It will cause personal injury to the staff, and at the same time, when the hook 4 is manually hung on the article, avoiding the large swing of the hook 4 can further facilitate the use of the staff and control the position of the hook 4, and further improve the working efficiency of lifting.

The power supply interface of the electrical components in the utility model is connected to the power supply system through a switch (not shown in the figure) and a wire (not shown in the figure), so as to realize its control, and the circuits and controls involved are all prior art , is well known in the current art, and will not be repeated here.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. An electric single-beam crane with a safety protection structure comprises a single-beam crane body, wherein the single-beam crane body comprises a crane body, an upper cross beam (2) and a supporting beam (3), the crane body comprises a shell (1), a hook (4) and a lifting rope (5), and the electric single-beam crane is characterized in that the shell (1) is provided with the protection structure for reducing the shaking amplitude of the lifting rope (5);

protective structure includes bunch board (7) that can be at vertical direction up-and-down motion, has seted up bunch hole (8) on bunch board (7), and rope (5) run through bunch board (7) through bunch hole (8), and protective structure still includes the drive automobile body at horizontal direction up-and-down motion's drive structure on entablature (2).

2. The electric single-beam crane with the safety protection structure as claimed in claim 1, wherein: the protection structure comprises a multistage electric push rod (6), the fixed end of the multistage electric push rod (6) is fixedly connected to the shell (1), and the telescopic end of the multistage electric push rod (6) is fixedly connected with a wire binding plate (7).

3. The electric single-beam crane with the safety protection structure is characterized in that the upper cross beam (2) comprises an integrally formed rolling groove (21), the driving structure comprises a plurality of groups of driving assemblies which drive the shell (1) to horizontally reciprocate in the rolling groove (21), and the driving assemblies comprise moving wheels (10) which can freely rotate on the rolling groove (21).

4. The electric single-beam crane with the safety protection structure as claimed in claim 3, wherein: casing (1) includes integrated into one piece's drive division (11), and drive assembly includes motor (9) of fixed connection on drive division (11), and casing (1) fixed connection removal wheel (10) are run through to the output of motor (9).

5. The electric single-beam crane with the safety protection structure as claimed in claim 4, wherein: the driving part (11) is provided with driving components on the rolling grooves (21) on two sides of the upper cross beam (2), and the driving parts (11) are consistent in number of the driving components in the rolling grooves (21) on two sides of the upper cross beam (2).

6. The electric single-beam crane with the safety protection structure as claimed in claim 1, wherein: the supporting beam (3) is fixedly connected with a limiting column (12), and the limiting column (12) is connected with the shell (1) in a sliding mode through a through hole.

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