CN214527709U

CN214527709U - Frame beam body and hoisting equipment

Info

Publication number: CN214527709U
Application number: CN202023200137.1U
Authority: CN
Inventors: 任军辉; 张桂; 袁光金
Original assignee: China Railway Wuxin Heavy Industry Co Ltd
Current assignee: China Railway Wuxin Heavy Industry Co Ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-10-29
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a frame beam body and hoisting equipment, wherein the frame beam body comprises a telescopic beam and a fixed beam with a hollow cavity, one end of the telescopic beam is sleeved in the fixed beam, the other end of the telescopic beam extends out of the fixed beam, and the telescopic beam can reciprocate along the length direction of the frame beam body relative to the fixed beam so as to extend or shorten the frame beam body; and a sensing mechanism for detecting that the telescopic beam reaches a specified position and a locking mechanism for locking the telescopic beam at the specified position so as to limit the telescopic beam to move along the length direction of the frame beam body are arranged between the fixed beam and the telescopic beam. Therefore, after the length of the frame is adjusted to the proper position, the telescopic beam can be stably and reliably kept at the designated position of the fixed beam through the locking mechanism, and the equipment has good overall stability and reliability.

Description

Frame beam body and hoisting equipment

Technical Field

The utility model relates to a hoisting equipment technical field especially relates to a frame roof beam body and hoisting equipment.

Background

The acting force on the frame due to the working conditions such as the running speed of the equipment, the load, the road condition of the road and the like is complex, so that the requirements on the overall stability and the reliability of the frame of the hoisting equipment are high. Therefore, when the length distance (wheelbase) of the frame of the mobile lifting equipment needs to be adjusted according to actual working conditions, the integral stability and reliability of the frame cannot be ensured after the distance of the frame is adjusted in place only by the driving oil cylinders in the fixed beam and the telescopic beam.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's is not enough, provides the frame roof beam body that has good overall stability and reliability after the car frame roof beam body length adjustment, still correspondingly provides a hoisting equipment who has this frame roof beam body.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a frame beam body comprises a telescopic beam and a fixed beam with a hollow cavity, wherein one end of the telescopic beam is sleeved in the fixed beam, the other end of the telescopic beam extends out of the fixed beam, and the telescopic beam can move in a reciprocating mode along the length direction of the frame beam body relative to the fixed beam so as to enable the frame beam body to extend or shorten; a sensing mechanism for detecting that the telescopic beam reaches a specified position and a locking mechanism for locking the telescopic beam at the specified position so as to limit the telescopic beam to move along the length direction of the frame beam body are arranged between the fixed beam and the telescopic beam;

the locking mechanism comprises a lock set and a plurality of lock hole sets arranged at intervals along the length direction of the frame beam body, the lock set comprises a plurality of locks arranged around the telescopic beam at intervals in the circumferential direction, and each lock hole set comprises a plurality of lock holes in one-to-one correspondence with the locks; the lockset comprises a first driving piece and a pin shaft connected with the first driving piece, and when the telescopic beam reaches a certain locking position, the first driving piece can drive the pin shaft to be inserted into a lock hole corresponding to the first driving piece.

Therefore, after the length distance (wheelbase) of the frame of the mobile lifting equipment is adjusted in place according to actual working conditions, the telescopic beam cannot swing in the vertical and horizontal directions in the fixed beam and cannot slide in the front-back direction due to the limitation of the locking mechanism, so that the telescopic beam is stably and reliably kept at the specified position of the fixed beam, and the equipment has good overall stability and reliability.

As a further improvement of the above technical solution:

the lock sets are provided with a plurality of groups, and the plurality of groups of lock sets are arranged at intervals along the length direction of the frame beam body.

The first driving piece is a telescopic cylinder.

The induction mechanism comprises an inductor arranged on one of the fixed beam and the telescopic beam and at least one induction sheet arranged on the other of the fixed beam and the telescopic beam, and when the telescopic beam moves to the inductor to correspond to a certain induction sheet, the induction sheet triggers the inductor.

In order to improve the stability of the telescopic beam in the telescopic process, a guide mechanism for guiding the telescopic beam to reciprocate along the length direction of the frame beam body is further arranged between the inner wall of the fixed beam and the outer wall of the telescopic beam.

The guide mechanism comprises a plurality of guide blocks which are annularly arranged on the outer wall of the telescopic beam or the inner wall of the fixed beam at intervals.

The guide mechanisms are arranged in a plurality of numbers, and the guide mechanisms are arranged at intervals along the length direction of the frame beam body.

And a second driving piece for driving the telescopic beam to reciprocate along the length direction of the frame beam body is arranged between the fixed beam and the telescopic beam.

The second driving piece is a telescopic cylinder.

As a general inventive concept, the present invention further provides a hoisting device, which comprises a hoisting device body, and further comprises the above frame beam body disposed on the hoisting device body.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a frame roof beam body, its length distance (wheel base) can be adjusted according to operating condition, has improved equipment work efficiency, suspension coverage and equipment overall stability.

2. The utility model discloses a frame roof beam body and hoisting equipment, after frame length distance (wheel base) when mobile hoisting equipment put in place according to the operating condition adjustment, through the utility model discloses a locking mechanical system keeps the assigned position at the fixed beam with flexible roof beam reliable and stable, makes equipment have good overall stability and reliability.

Drawings

Fig. 1 is a schematic view of the front view structure of the frame body of the present invention.

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a schematic top view of the frame body according to the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

Example (b):

as shown in fig. 1-3, in the body frame of the body frame according to this embodiment, the body frame includes a telescopic beam 3 and a fixed beam 1 having a hollow cavity, one end of the telescopic beam 3 is sleeved in the fixed beam 1, the other end of the telescopic beam 3 extends out of the fixed beam 1, and a second driving member 2 for driving the telescopic beam 3 to reciprocate along the length direction of the body frame is disposed between the fixed beam 1 and the telescopic beam 3, so as to extend or shorten the body frame. The second drive element 2 is preferably a telescopic cylinder or a pneumatic cylinder.

In this embodiment, a sensing mechanism 6 for detecting that the telescopic beam 3 reaches a specified position and a locking mechanism 5 for locking the telescopic beam 3 at the specified position to limit the telescopic beam 3 to move along the length direction of the frame body are arranged between the fixed beam 1 and the telescopic beam 3. In addition, a guide mechanism 4 for guiding the telescopic beam 3 to reciprocate along the length direction of the frame beam body is arranged between the inner wall of the fixed beam 1 and the outer wall of the telescopic beam 3.

The locking mechanism 5 comprises a plurality of groups of locks arranged at intervals along the length direction of the frame beam body and a plurality of groups of lock holes arranged at intervals along the length direction of the frame beam body. The tool to lock group is including a plurality of tool to lock that are the hoop interval arrangement around flexible roof beam 3, every lockhole group including a plurality of lockholes 31 with the tool to lock one-to-one. The lock comprises a first driving member 51 and a pin 52 connected with the first driving member 51, wherein when the telescopic beam 3 reaches a certain locking position, the first driving member 51 can drive the pin 52 to be inserted into the locking hole 31 corresponding to the first driving member 51. In the present embodiment, the first driving member 51 is preferably a telescopic cylinder or an air cylinder.

The fixed beam 1 and the telescopic beam 3 can be in a box-shaped structure with a circular, oval or other closed polygon section. In this embodiment, the fixed beam 1 and the telescopic beam 3 are both box-shaped structures with rectangular cross sections. The tool to lock group is including eight tool to locks, and eight tool to locks are installed respectively on four lateral walls about fixed beam 1 is from top to bottom.

Referring to fig. 1, the sensing mechanism 6 includes a sensor 62 disposed on one of the fixed beam 1 and the retractable beam 3, and at least one sensing piece 61 disposed on the other of the fixed beam 1 and the retractable beam 3, and when the retractable beam 3 moves until the sensor 62 corresponds to one of the sensing pieces 61, the sensing piece 61 triggers the sensor 62. The sensor 62 thus provides feedback to the lifting device control system to control the action of the locking mechanism 5.

With continued reference to fig. 1-3, the guide mechanism 4 includes a plurality of guide blocks 41 circumferentially spaced on the outer wall of the telescoping beam 3 or the inner wall of the fixed beam 1. The guide blocks 41 serve to support the telescopic beam 3 and improve the frictional force between the contact surfaces of the telescopic beam 3 when moving in the fixed beam 1.

Wherein, guiding mechanism 4 is equipped with a plurality ofly, and a plurality of guiding mechanism 4 are arranged along car frame roof beam body length direction interval.

When the frame distance needs to be lengthened, the second driving piece 2 pushes the telescopic beam 3, the telescopic beam 3 slides in the fixed beam 1 to extend out, and after the telescopic beam 3 reaches the required length, the sensing mechanism 6 sends feedback to a crane control system. At this time, the locking mechanisms 5 arranged on the upper, lower, left and right sides of the fixed beam 1 connect the telescopic beam 3 with the fixed beam 1 through the pin shaft, so that the telescopic direction of the telescopic beam 3 in the cavity of the fixed beam 1 cannot move.

When the distance between the vehicle frame and the vehicle frame needs to be shortened, the locking mechanisms 5 arranged on the upper, lower, left and right sides of the fixed beam 1 disconnect the telescopic beam 3 from the fixed beam 1 by the pin shafts. The telescopic beam 3 retracts along the cavity of the fixed beam 1 under the action of the second driving piece 2, and when the telescopic beam 3 reaches the required retraction length, the sensing mechanism 6 sends feedback to a crane control system. At this time, the locking mechanisms 5 arranged on the upper, lower, left and right sides of the fixed beam 1 connect the telescopic beam 3 with the fixed beam 1 through the pin shaft, so that the telescopic direction of the telescopic beam 3 in the cavity of the fixed beam 1 cannot move.

The above description is only for the preferred embodiment of the present application and should not be taken as limiting the present application in any way, and although the present application has been disclosed in the preferred embodiment, it is not intended to limit the present application, and those skilled in the art should understand that they can make various changes and modifications within the technical scope of the present application without departing from the scope of the present application, and therefore all the changes and modifications can be made within the technical scope of the present application.

Claims

1. A frame beam body comprises a telescopic beam (3) and a fixed beam (1) with a hollow cavity, wherein one end of the telescopic beam (3) is sleeved in the fixed beam (1), the other end of the telescopic beam (3) extends out of the fixed beam (1), and the telescopic beam (3) can reciprocate relative to the fixed beam (1) along the length direction of the frame beam body so as to extend or shorten the frame beam body; the device is characterized in that a sensing mechanism (6) for detecting that the telescopic beam (3) reaches a specified position and a locking mechanism (5) for locking the telescopic beam (3) at the specified position to limit the telescopic beam (3) to move along the length direction of a frame beam body are arranged between the fixed beam (1) and the telescopic beam (3);

the locking mechanism (5) comprises a lock set and a plurality of lock hole sets which are arranged at intervals along the length direction of the frame beam body, the lock set comprises a plurality of locks which are arranged around the telescopic beam (3) at intervals in the circumferential direction, and each lock hole set comprises a plurality of lock holes (31) which are in one-to-one correspondence with the locks; the lockset comprises a first driving piece (51) and a pin shaft (52) connected with the first driving piece (51), and when the telescopic beam (3) reaches a certain locking position, the first driving piece (51) can drive the pin shaft (52) to be inserted into a lock hole (31) corresponding to the first driving piece (51).

2. The frame rail body of claim 1, wherein the plurality of sets of locks are spaced apart along the length of the frame rail body.

3. The frame rail body according to claim 1, characterized in that the first drive element (51) is a telescopic cylinder.

4. The vehicle frame body according to any one of claims 1 to 3, wherein the sensing mechanism (6) comprises a sensor (62) arranged on one of the fixed beam (1) and the telescopic beam (3) and at least one sensing piece (61) arranged on the other of the fixed beam (1) and the telescopic beam (3), and the sensing piece (61) triggers the sensor (62) when the telescopic beam (3) moves until the sensor (62) corresponds to one sensing piece (61).

5. The vehicle frame body according to any one of claims 1-3, wherein a guide mechanism (4) for guiding the telescopic beam (3) to reciprocate along the length direction of the vehicle frame body is further arranged between the inner wall of the fixed beam (1) and the outer wall of the telescopic beam (3).

6. Frame body according to claim 5, wherein said guiding means (4) comprise a plurality of guiding blocks (41) circumferentially spaced on the outer wall of the telescopic beam (3) or on the inner wall of the fixed beam (1).

7. The vehicle frame rail body according to claim 5, wherein the guide mechanism (4) is provided in plurality, and the plurality of guide mechanisms (4) are arranged at intervals along the length direction of the vehicle frame rail body.

8. Frame body according to any of claims 1-3, characterized in that a second drive member (2) is arranged between the fixed beam (1) and the telescopic beam (3) for driving the telescopic beam (3) to move back and forth along the length of the frame body.

9. Frame rail body according to claim 8, characterized in that the second drive element (2) is a telescopic cylinder.

10. A lifting device comprising a lifting device body, and further comprising a frame rail body according to any one of claims 1-9 provided to the lifting device body.