CN218371413U

CN218371413U - Connecting beam of crawler crane

Info

Publication number: CN218371413U
Application number: CN202222109369.9U
Authority: CN
Inventors: 刘文波; 张�林
Original assignee: Xuzhou Chengkun Machinery Manufacturing Co ltd
Current assignee: Xuzhou Chengkun Machinery Manufacturing Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-01-24
Anticipated expiration: 2032-08-11

Abstract

A connecting beam of a crawler crane comprises two connecting beams. Compared with the prior art, the utility model the advantage lies in: the output shaft of motor drives first gear revolve, the second gear rotates along with it under the effect of cingulum, the dwang takes the first bevel gear at both ends to rotate together, under the rotation of first bevel gear, second bevel gear area screw rod that meshes mutually with first bevel gear rotates, under the effect of thread bush and screw rod, flexible roof beam can realize stretching out and drawing back through the positive and negative rotation of motor, play the effect of increase hoist span, it is safe and practical more, hydraulic cylinder's flexible rod end stretches out, when the ground condition can take place to incline to support the base at different times, during the slope, the spring atress can make the conducting rod contact conducting clip with the downward pulling of movable column, the circuit intercommunication, audible-visual annunciator sends out the police dispatch and reports to the suggestion operator, then use the cushion to adjust to the level, save time, and improve work efficiency, and potential safety hazard is reduced.

Description

Connecting beam of crawler crane

Technical Field

The utility model relates to a crawler crane technical field, in particular to crawler crane's tie-beam.

Background

In crawler crane's use, when the span between two crawler beams is not long enough, can influence the operation of hoist, can cause the toppling of hoist when serious, great potential safety hazard has, and hoist operational environment's road surface is mostly complicated road surface moreover, it can cause the slope at ordinary times with ground contact irregularity to pull up the landing leg, when uneven ground, need adjust with the cushion of difference, operating personnel observes whether level and smooth through the naked eye and has certain error, this time proposes a crawler crane's tie-beam and solves these problems.

SUMMERY OF THE UTILITY MODEL

Not enough to the above-mentioned among the prior art, the utility model provides a crawler crane's tie-beam to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a crawler crane's tie-beam, includes two tie-beams, two fixedly connected with connection platform between the tie-beam, install the motor on the downside inner wall of connection platform, the output shaft end fixedly connected with first gear of motor, the inside of connection platform is equipped with the dwang, fixedly connected with second gear on the dwang, the meshing has the cingulum between first gear and the second gear, the both ends of dwang pass a lateral wall and the first bevel gear of fixedly connected with that two tie-beams are close to mutually respectively, both sides are the symmetric distribution on the downside inner wall of tie-beam and are equipped with flexible roof beam respectively, through being equipped with spout and flexible roof beam sliding connection on the downside inner wall of tie-beam, the both sides of tie-beam are equipped with the crawler beam respectively, crawler beam and flexible roof beam fixed connection, the trompil has been seted up on the lateral wall of flexible roof beam, the one end fixedly connected with thread bush of trompil, thread bush threaded connection has the screw rod of making level, the one end fixedly connected with second bevel gear that the thread bush was kept away from to the screw rod, the second bevel gear meshes in first bevel gear, two all be equipped with the subassembly on the lateral wall that the tie-beam of keeping away from each other.

As an improvement: the leveling assembly comprises first connecting blocks fixedly connected to two sides of the outer wall of one side of the connecting beam, a hydraulic oil cylinder is mounted on the upper side wall of each first connecting block, a power box is fixedly connected to the upper side wall of the hydraulic oil cylinder, an audible and visual alarm is fixedly connected to the upper side wall of the power box, the telescopic rod end of the hydraulic oil cylinder penetrates through the first connecting blocks and is fixedly connected with a pulling supporting leg, the lower end of the pulling supporting leg is movably connected with a ball hinge, and the lower end of the ball hinge is fixedly connected with a supporting base.

As an improvement: the utility model discloses a support base, including the support leg, the support leg has a set of supporting legs, the fixed function box that has cup jointed on the support leg of having pulled up, be equipped with a plurality of movable posts that are the ring array and distribute in the function box, the one end fixedly connected with limiting plate of activity post, the other end of activity post slides and passes lower lateral wall and the fixedly connected with spring of function box, the other end fixed connection of spring is in the last lateral wall that supports the base, one side of activity post is equipped with the second connecting block, fixedly connected with conducting rod on the diapire of second connecting block, the electrically conductive clamp of fixedly connected with on the downside inner wall of conducting rod below function box.

As an improvement: and the inner wall of the lower side of the power supply box is fixedly connected with a storage battery.

As an improvement: the conductive clamp, the conductive rod, the storage battery and the audible and visual alarm are connected in parallel through conducting wires.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the output shaft of motor drives first gear and rotates, and the second gear rotates thereupon together under the effect of cingulum, and the dwang area drives the first bevel gear at both ends and rotates together, and under the rotation of first bevel gear, the second bevel gear area screw rod that meshes mutually with first bevel gear rotates, and under the effect of thread bush and screw rod, flexible roof beam can be through the positive and negative rotation realization of motor stretch out and draw back, plays the effect of increase hoist span, and is safe practical more.

2. Hydraulic cylinder's flexible rod end stretches out, supports the base and can take place to incline according to the ground condition when the ground is uneven, and during the slope, the spring atress can make the conducting rod contact electrically conductive clamp with the downward pulling of activity post, and the circuit intercommunication, audible-visual annunciator send out the police dispatch newspaper and indicate the operator, then use the cushion to adjust to the level, save time, improve work efficiency, reduce the potential safety hazard.

Drawings

Fig. 1 is a schematic view of the overall structure of a connecting beam of a crawler crane of the present invention;

fig. 2 is a schematic view of the internal structure of the connecting beam and the connecting platform of the connecting beam of the crawler crane of the present invention;

fig. 3 is a schematic view of the structure of the telescopic beam of the connecting beam of the crawler crane of the present invention;

fig. 4 is a schematic structural view of the leveling assembly of the connecting beam of the crawler crane according to the present invention;

FIG. 5 is a schematic view of the internal structure of the functional box of the connecting beam of the crawler crane according to the present invention;

fig. 6 is a schematic diagram of the internal structure of the power box of the connecting beam of the crawler crane of the present invention;

as shown in the figure:

3. a connecting beam; 1. a connecting table; 1.1, a motor; 1.2, a first gear; 1.3, rotating the rod; 1.4, a first bevel gear; 1.5, a second gear; 1.6, toothed belts; 3.1, a telescopic beam; 3.4, a sliding chute; 2. a track beam; 3.6, opening holes; 3.5, thread bush; 3.2, a screw rod; 3.3, a second bevel gear; 4. a leveling assembly; 4.1, a first connecting block; 4.2, a hydraulic oil cylinder; 4.3, a power supply box; 4.4, audible and visual alarms; 4.7, turning up the supporting legs; 4.9, a ball hinge; 4.5, supporting the base; 4.6, a function box; 4.61, a movable column; 4.62, limiting plates; 4.8, a spring; 4.63, a second connecting block; 4.64, a conductive rod; 4.65, a conductive clip; 4.31 and a storage battery.

Detailed Description

In order to make the technical means, creation features and achievement purpose of the utility model easy to understand and understand, the utility model is further explained by combining with the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front side", "rear side", "both sides", "one side", "the other side" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1 to 3, a connection beam of a crawler crane comprises two connection beams 3, a connection platform 1 is fixedly connected between the two connection beams 3, a motor 1.1 is installed on the lower inner wall of the connection platform 1, a first gear 1.2 is fixedly connected to the output shaft of the motor 1.1, a rotating rod 1.3 is arranged inside the connection platform 1, a second gear 1.5 is fixedly connected to the rotating rod 1.3, a toothed belt 1.6 is engaged between the first gear 1.2 and the second gear 1.5, two ends of the rotating rod 1.3 respectively penetrate through a side wall of the connection beams 3 and are fixedly connected with a first bevel gear 1.4, telescopic beams 3.1 are respectively arranged on two sides of the lower inner wall of the connection beam 3 in a symmetrical distribution, the lower inner wall of the connection beam 3 is slidably connected with the telescopic beams 3.1 through a chute 3.4, two sides of the connection beams 3 are respectively provided with the crawler beams 2, the crawler beams 2 are fixedly connected with the telescopic beams 3.1, and an opening is arranged on one side wall of the telescopic beams 3.1, one end of the opening 3.6 is fixedly connected with a threaded sleeve 3.5, a screw rod 3.2 is connected with the threaded sleeve 3.5 in a threaded manner, one end of the screw rod 3.2, which is far away from the threaded sleeve 3.5, is fixedly connected with a second bevel gear 3.3, the second bevel gear 3.3 is meshed with a first bevel gear 1.4, an output shaft of a motor 1.1 drives the first gear 1.2 to rotate, the second gear 1.5 rotates along with the first bevel gear under the action of a toothed belt 1.6, a rotating rod 1.3 drives the first bevel gears 1.4 at two ends to rotate together, under the rotation of the first bevel gear 1.4, the second bevel gear 3.3 meshed with the first bevel gear drives the screw rod to rotate, under the action of the threaded sleeve 3.5 and the screw rod 3.2, the telescopic beam 3.1 can realize telescopic and retraction through the positive and negative rotation of the motor 1.1, when in operation, the telescopic beam 3.1 extends out of the lengthened span of the crane, the crane is more safe and practical, the stability is increased, and the side wall, which is far away from the two connecting beams 3 is provided with a leveling component 4, the leveling assembly 4 is used to alert the operator when the ground is uneven.

Specifically, as shown in fig. 4, a link beam of crawler crane, subassembly 4 of making level includes first link 4.1 of fixed connection both sides on the outer wall of 3 one sides of link beam, install hydraulic cylinder 4.2 on the side wall of first link 4.1, utilize hydraulic cylinder 4.2's flexible rod end to stretch out and draw back and accomplish the function of pulling to the hoist, fixedly connected with power pack 4.3 on hydraulic cylinder 4.2's the last lateral wall, power pack 4.3 is used for depositing battery 4.31, fixedly connected with audible-visual annunciator 4.4 on power pack 4.3's the last lateral wall, audible-visual annunciator 4.4 can send out the police dispatch and indicate the operator under the state of circular telegram, hydraulic cylinder 4.2's telescopic link end passes first link 4.1 and fixedly connected with pulls up landing leg 4.7, pull up landing leg 4.7 lower extreme swing joint has ball hinge 4.9, ball hinge 4.9's lower extreme fixedly connected with supports base 4.5, under ball hinge 4.9's effect, support base 4.5 can diversified slope.

Specifically, as shown in fig. 5, in the connecting beam of the crawler crane, a function box 4.6 is fixedly sleeved on a lifting support leg 4.7, a plurality of movable columns 4.61 distributed in an annular array are arranged in the function box 4.6, one end of each movable column 4.61 is fixedly connected with a limiting plate 4.62, the limiting plate 4.62 can prevent the movable column 4.61 from being pulled out of the function box 4.6 by the excessive tension of a spring 4.8, the other end of each movable column 4.61 slides through the lower side wall of the function box 4.6 and is fixedly connected with a spring 4.8, the other end of the spring 4.8 is fixedly connected with the upper side wall of a supporting base 4.5, one side of each movable column 4.61 is provided with a second connecting block 4.63, a conductive rod 4.64 is fixedly connected to the bottom wall of the second connecting block 4.63, the lower side inner wall of the function box 4.6 below the conductive rod 4.64 is fixedly connected with a conductive clamp 4.65, the telescopic rod end of the hydraulic oil cylinder 4.2 drives the lifting support leg 4.7 to extend out, when the support base 4.5 contacts the ground, if the ground is not flat under the action of the ball hinge 4.9, the support base 4.5 can incline, the spring 4.8 can be pulled when the support base inclines, the spring 4.8 can be pulled by a downward pulling force, the movable column 4.61 at the other end can be pulled by the spring 4.8, the movable column 4.61 can move downwards, when the movable column moves downwards, the conductive rod 4.64 can contact the conductive clamp 4.65, the circuit is communicated, the storage battery 4.31 supplies power to the acousto-optic alarm 4.4, the acousto-optic alarm 4.4 gives an alarm to prompt an operator that the position is not flat, and then the cushion block is used for adjusting the position to be flat.

Specifically, as shown in fig. 6, a power box 4.3 of a connection beam of a crawler crane is fixedly connected with a storage battery 4.31 on the inner wall of the lower side for supplying power to an audible and visual alarm 4.4.

Specifically, as shown in fig. 4, the conductive clip 4.65, the conductive rod 4.64, the storage battery 4.31 and the audible and visual alarm 4.4 of the connecting beam of the crawler crane are connected in parallel through the conducting wires, and the parallel connection can ensure that the circuit is communicated as long as one conductive rod 4.64 contacts the conductive clip 4.65, and the audible and visual alarm 4.4 can give an alarm.

The utility model discloses when concrete implementation, hydraulic cylinder 4.2's telescopic rod end drives and pulls landing leg 4.7 and stretches out, when supporting base 4.5 and contact ground, if the ground unevenness is under ball hinge 4.9's effect, it can incline to support base 4.5, take place the slope and then can stimulate spring 4.8, spring 4.8 can receive a decurrent pulling force, then spring 4.8 can stimulate movable column 4.61 of the other end, movable column 4.61 will move down, when moving down, conducting rod 4.64 can contact conducting clip 4.65, the circuit communicates, battery 4.31 supplies power to audible-visual annunciator 4.4, audible-visual annunciator 4.4 sends the police dispatch newspaper and reminds the operator here unevenness, then use the regulation to leveling, the fuselage of hoist this moment is propped, the output shaft of motor 1.1.1 drives first gear 1.2 and rotates, second gear 1.5 rotates together under the effect of toothed belt 1.6, the first gear 1.3.3 that the both ends take the bevel gear to rotate together, the effect of the telescopic screw rod that the telescopic screw rod is put back and the telescopic screw rod that the telescopic screw rod is 3.3.3.3 is more capable of the effect of the first bevel gear and the telescopic screw rod that rotate together, the telescopic screw rod that the telescopic screw rod is realized under the effect of the telescopic screw rod 3.3.3.3.3, the effect of the telescopic screw rod that the telescopic screw rod is 3.3.3, the telescopic screw rod is put back and the telescopic screw rod is put up mutually.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A tie-beam of crawler crane, includes two tie-beams (3), its characterized in that: two fixedly connected with tie table (1) between tie beam (3), install motor (1.1) on the downside inner wall of tie table (1), the output shaft end fixedly connected with first gear (1.2) of motor (1.1), the inside of tie table (1) is equipped with dwang (1.3), fixedly connected with second gear (1.5) on dwang (1.3), the meshing has toothed belt (1.6) between first gear (1.2) and second gear (1.5), the both ends of dwang (1.3) pass a lateral wall and the first bevel gear of fixedly connected with (1.4) that two tie beams (3) are close to respectively, both sides are the symmetric distribution on the downside inner wall of tie beam (3) and are equipped with flexible roof beam (3.1) respectively, on the downside inner wall of tie beam (3) through being equipped with spout (3.4) and flexible roof beam (3.1) sliding connection, the both sides of roof beam (3) are equipped with track roof beam (2) respectively, the screw rod (3.5) is connected with the screw rod (3.5) and the screw rod (3.5) is connected with the screw rod (3.5), the screw rod (3.5) is connected with the screw rod (3.5) on the second threaded connection of the one end of the threaded connection of the track roof beam (3.3.3), the screw rod (3.5) and is equipped with the screw rod (3.5) and is connected with the screw rod (3.3.3.5) and is connected with the screw rod (3.5) and is connected with the screw rod (3.3.5) and is connected with the screw rod (3.5) and is connected with the screw rod (3.3.3.3.5) and is connected with the screw rod (3) and is connected with the screw rod (3.5) and is connected with the screw rod, the second bevel gears (3.3) are meshed with the first bevel gears (1.4), and leveling assemblies (4) are arranged on the side walls, far away from each other, of the two connecting beams (3).

2. A connecting beam of a crawler crane according to claim 1, wherein: the leveling assembly (4) comprises first connecting blocks (4.1) fixedly connected to two sides of the outer wall of one side of the connecting beam (3), a hydraulic oil cylinder (4.2) is installed on the upper side wall of each first connecting block (4.1), a power box (4.3) is fixedly connected to the upper side wall of each hydraulic oil cylinder (4.2), an audible and visual alarm (4.4) is fixedly connected to the upper side wall of each power box (4.3), the telescopic rod end of each hydraulic oil cylinder (4.2) penetrates through each first connecting block (4.1) and is fixedly connected with a pulling support leg (4.7), the lower end of each pulling support leg (4.7) is movably connected with a ball hinge (4.9), and the lower end of each ball hinge (4.9) is fixedly connected with a support base (4.5).

3. A connecting beam of a crawler crane according to claim 2, wherein: the utility model discloses a support leg, including the pull-up landing leg (4.7), the fixed cover has been connected with function box (4.6) on the pull-up landing leg (4.7), be equipped with a plurality of movable posts (4.61) that are the annular array and distribute in function box (4.6), the one end fixedly connected with limiting plate (4.62) of activity post (4.61), the other end of activity post (4.61) slides and passes lower lateral wall and fixedly connected with spring (4.8) of function box (4.6), the other end fixed connection of spring (4.8) is in the last lateral wall of support base (4.5), one side of activity post (4.61) is equipped with second connecting block (4.63), fixedly connected with conducting rod (4.64) on the diapire of second connecting block (4.63), fixedly connected with conducting clip (4.65) on the downside inner wall of function box (4.6) below (4.64).

4. A connecting beam of a crawler crane according to claim 2, wherein: and a storage battery (4.31) is fixedly connected to the inner wall of the lower side of the power supply box (4.3).

5. A connecting beam for a crawler crane according to claim 3, wherein: the conductive clamp (4.65), the conductive rod (4.64), the storage battery (4.31) and the audible and visual alarm (4.4) are connected in parallel through a lead.