阅读说明：本技术 一种蓄电池驱动起重机端梁 (Storage battery driven crane end beam ) 是由 王金龙 于 2020-03-03 设计创作，主要内容包括：本发明涉及起吊装置技术领域,具体为一种蓄电池驱动起重机端梁,端梁本体上表面对称设置的中间滑槽内分别滑动卡接有基座,基座上表面固定连接外套杆的内腔沿竖直方向滑动套接有内套杆,内套杆的顶端固定连接有上压板,基座的内腔转动安装有相互啮合的第一、二齿轮,基座上表面位于外套杆一侧转动连接的旋转体的底端与第二齿轮套接,第一齿轮的中心套接有螺杆,螺杆的顶端与内套杆的轴心处螺纹套接,基座正、背面位置设置的凸缘上表面分别固定连接有第一螺栓,第一螺栓套接有第一夹板,端梁本体上表面位于中间滑槽的两侧分别设置有侧边滑槽,第一螺栓的螺杆部分贯穿侧边滑槽；解决了现有起重机端梁不能适用于不同尺寸型号主梁的问题。(The invention relates to the technical field of hoisting devices, in particular to an end beam of a storage battery-driven crane, wherein bases are respectively clamped in a sliding way in middle chutes symmetrically arranged on the upper surface of an end beam body, an inner loop bar is sleeved on an inner cavity of an outer loop bar fixedly connected to the upper surface of each base in a sliding way along the vertical direction, an upper pressure plate is fixedly connected to the top end of the inner loop bar, a first gear and a second gear which are meshed with each other are rotatably installed in the inner cavity of each base, the bottom end of a rotating body rotatably connected to the upper surface of each base on one side of the outer loop bar is sleeved with the second gear, a screw rod is sleeved at the center of the first gear, the top end of the screw rod is sleeved, the upper surface of the flange arranged at the back position is respectively and fixedly connected with a first bolt, the first bolt is sleeved with a first clamping plate, the upper surface of the end beam body is respectively provided with a side edge sliding groove at two sides of the middle sliding groove, and the screw rod part of the first bolt penetrates through the side edge sliding grooves; the problem of current hoist end beam can not be applicable to not unidimensional model girder is solved.)

1. The utility model provides a battery drive hoist end beam, includes end beam body (1), its characterized in that: the end beam comprises an end beam body (1), wherein middle sliding grooves (11) are symmetrically arranged on the upper surface of the end beam body (1), a symmetry axis is a central line of the upper surface of the end beam body (1), bases (2) are respectively clamped in the middle sliding grooves (11), an outer sleeve rod (3) is vertically and fixedly connected to the middle position of the upper surface of each base (2), an inner sleeve rod (5) is sleeved in an inner cavity of each outer sleeve rod (3) in a sliding mode along the vertical direction, an upper pressing plate (6) is vertically and fixedly connected to the top end of each inner sleeve rod (5), a first gear (21) and a second gear (22) are installed in the inner cavity of each base (2) in a rotating mode, the first gear (21) is meshed with the second gear (22) in a matched mode, a rotating body (23) is rotatably connected to one side position, located on the upper surface of each base (2), of each outer sleeve rod (3), and the bottom end of, screw rod (4) have been cup jointed at the center of first gear (21), the top of screw rod (4) upwards extends to the inner chamber of outer loop bar (3) and with the screw hole screw thread that inner loop bar (5) axle center set up cup joints, base (2) openly and back position are provided with the flange respectively, and the upper surface of flange is the first bolt of perpendicular fixedly connected with (24) respectively, first splint (25) have been cup jointed to the threaded rod part of first bolt (24), end beam body (1) upper surface is located the both sides of middle spout (11) are provided with side spout (12) respectively, the screw rod part of first bolt (24) runs through side spout (12).

2. A battery operated crane end beam as defined in claim 1, wherein: a strip-shaped groove (33) is formed in the middle of the side face of the outer sleeve rod (3) along the vertical direction, a second bolt (31) is fixedly connected to the middle of the side face of the inner sleeve rod (5), and a threaded rod portion of the second bolt (31) penetrates through the strip-shaped groove (33) and then is sleeved with a second clamping plate (32).

3. A battery operated crane end beam as defined in claim 2, wherein: the side surface of the inner loop bar (5) penetrating through the side surface groove of the outer loop bar (3) and the corresponding side surface of the outer loop bar (3) are in the same plane.

4. A battery operated crane end beam as defined in claim 1, wherein: an indication mark (13) is arranged in the center of the front face of the end beam body (1).

5. A battery operated crane end beam as defined in claim 1, wherein: the thickness of the upper part of the front flange and the back flange of the base (2) is equal to the width of the middle sliding chute (11).

6. A battery operated crane end beam as defined in claim 1, wherein: the upper surfaces of the flanges at the front side and the back side of the base (2) are respectively and fixedly connected with two first bolts (24) in a vertical mode.

Technical Field

The invention relates to the technical field of hoisting devices, in particular to an end beam of a storage battery-driven crane.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The heavy objects are generally lifted and transferred by using a bridge crane in a factory. The bridge crane is a hoisting machine with a cross frame on rails at two ends of a factory building, a trolley can run along a main beam, the main beam can run longitudinally along the rails at two sides, and materials can be hoisted by utilizing the space below the trolley. The two ends of the main beam of the bridge crane are respectively fixed on end beams, the end beams run along the tracks on the two sides of the factory building through rollers, and the end beams are usually made of Q235B steel and the like.

The traditional bridge crane girder and the end beam are connected by generally adopting a welding mode, a common half bridge structure is welded, the structure which cannot be disassembled causes inconvenience in installation and transportation, the segmented end beam of the welding structure is not beneficial to modularization of the crane, the bolt connection structure avoids the above problems, but the bolt connection installation and positioning are harsh, so that the end beam can only be suitable for the girder of one size model.

Disclosure of Invention

The invention aims to provide an end beam of a storage battery-driven crane, which is used for solving the problem that the existing end beam of the crane cannot be suitable for main beams of different sizes and models.

In order to achieve the purpose, the invention provides the following technical scheme: an end beam of a storage battery-driven crane comprises an end beam body, wherein middle sliding grooves are symmetrically arranged on the upper surface of the end beam body, a symmetric axis is a central line of the upper surface of the end beam body, bases are respectively and slidably clamped in the middle sliding grooves, an outer loop bar is vertically and fixedly connected to the middle position of the upper surface of each base, an inner loop bar is slidably sleeved in an inner cavity of the outer loop bar along the vertical direction, an upper pressure plate is vertically and fixedly connected to the top end of the inner loop bar, a first gear and a second gear are rotatably mounted in the inner cavity of each base and meshed and matched with each other, a rotating body is rotatably connected to the position, located on one side of the outer loop bar, of the upper surface of each base, the bottom end of each rotating body is sleeved with the center of the second gear, a screw rod is sleeved in the center of the first gear, the top end of each screw rod extends upwards to the inner cavity of the outer loop bar and is in, the base openly is provided with the flange respectively with the back position, and the upper surface of flange is perpendicular fixedly connected with first bolt respectively, first splint have been cup jointed to the threaded rod part of first bolt, end beam body upper surface is located the both sides of middle spout are provided with the side spout respectively, the screw rod part of first bolt runs through the side spout.

Preferably, a strip-shaped groove is formed in the middle of the side face of the outer sleeve rod in the vertical direction, a second bolt is fixedly connected to the middle of the side face of the inner sleeve rod in a perpendicular mode, and a threaded rod portion of the second bolt penetrates through the strip-shaped groove and then is sleeved with a second clamping plate.

Preferably, the side surface of the inner loop bar penetrating through the side surface slot of the outer loop bar and the corresponding side surface of the outer loop bar are in the same plane.

Preferably, an indication mark is arranged in the center of the front face of the end beam body.

Preferably, the thickness of the upper portion of the front and rear flanges of the base is equal to the width of the intermediate runner.

Preferably, the upper surfaces of the flanges at the front side and the back side of the base are respectively and vertically fixedly connected with two first bolts.

Compared with the prior art, the invention has the beneficial effects that:

1. after a main beam is placed on the central position of the upper surface of the end beam body, the bases on the two sides are respectively moved towards the middle to ensure that the side surface of the outer sleeve rod is tightly attached to the two side surfaces of the main beam, and then the rotating body is rotated to drive the screw rod to rotate through the meshing transmission relationship of the first gear and the second gear, so that the inner sleeve rod moves downwards relative to the outer sleeve rod, and the upper pressure plate can be compacted on the upper surface of the end beam body; thereby make the end beam body can carry out nimble, swiftly equipment cooperation with the girder of different dimensions.

2. After the position of the base is fixed, the nut is fastened at the end of the first bolt, and the nut tightly compacts the first clamping plate on the upper surface of the end beam body, so that the base can be more firmly positioned and fixed, and the connection strength and rigidity between the main beam and the end beam body are increased.

Drawings

FIG. 1 is a schematic overall front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic front view of a base according to the present invention;

FIG. 4 is a side view of the base of the present invention;

FIG. 5 is a schematic top view of the base of the present invention;

FIG. 6 is a schematic cross-sectional view A-A of FIG. 3 according to the present invention;

FIG. 7 is a schematic cross-sectional view of B-B of FIG. 3 according to the present invention.

In the figure: 1-an end beam body; 11-a middle chute; 12-side runner; 13-an indicator; 2-a base; 21-a first gear; 22-a second gear; 23-a rotating body; 24-a first bolt; 25-a first splint; 3-an outer loop bar; 31-a second bolt; 32-a second splint; 33-a strip-shaped groove; 4-screw rod; 5-inner loop bar; 6-upper press plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution, an end beam of a storage battery-driven crane, including an end beam body 1, wherein the upper surface of the end beam body 1 is symmetrically provided with middle sliding grooves 11, and the symmetry axis is the central line of the upper surface of the end beam body 1, bases 2 are respectively slidably clamped in the middle sliding grooves 11, an outer loop bar 3 is vertically and fixedly connected to the middle position of the upper surface of the base 2, an inner loop bar 5 is slidably and vertically sleeved in the inner cavity of the outer loop bar 3, an upper press plate 6 is vertically and fixedly connected to the top end of the inner loop bar 5, a first gear 21 and a second gear 22 are rotatably installed in the inner cavity of the base 2, the first gear 21 is engaged with the second gear 22, a rotating body 23 is rotatably connected to the position of the upper surface of the base 2, which is located on one side of the outer loop bar 3, the bottom end of the rotating body 23 is sleeved with the center of, the top of screw rod 4 upwards extends to the inner chamber of outer loop bar 3 and cup joints with the screw hole screw thread that 5 axle centers of interior loop bars set up, and base 2 openly and back position are provided with the flange respectively, and the upper surface of flange is perpendicular fixedly connected with first bolt 24 respectively, and first splint 25 have been cup jointed to the threaded rod part of first bolt 24, and the both sides that the upper surface of end beam body 1 is located middle spout 11 are provided with side spout 12 respectively, and the screw rod part of first bolt 24 runs through side spout 12.

In conclusion, when the end beam is used, two ends of the main beam are respectively placed in the middle of the upper surface of the end beam body 1, and then the base 2 slides along the inner cavity of the end beam body 1, so that the inner side surface of the outer sleeve rod 3 is tightly attached to two side surfaces of the main beam; the rotating body 23 is rotated, the rotating body 23 drives the second gear 22 to rotate, the second gear 22 is meshed with and drives the first gear 21, and the first gear 21 drives the screw rod 4 to rotate; the rotating screw rod 4 drives the inner loop bar 5 to move downwards relative to the outer loop bar 3, so that the lower surface of the upper pressure plate 6 is tightly attached to the upper surface of the main beam; nuts are arranged at the ends of the first bolts 24 and fastened, so that the first clamping plates 25 are tightly pressed at the two sides of the side sliding grooves 12 on the upper surface of the end beam body 1; the first clamping plate 25 and the flanges on the front surface and the back surface of the base 2 are firmly clamped on the upper surface and the lower surface of the two sides of the middle sliding groove 11 of the end beam body 1; thereby completing the assembly connection of the main beam and the end beam body 1.

In this embodiment, a strip-shaped groove 33 is formed in the middle of the side surface of the outer loop bar 3 along the vertical direction, a second bolt 31 is vertically and fixedly connected to the middle of the side surface of the inner loop bar 5, and a threaded rod portion of the second bolt 31 penetrates through the strip-shaped groove 33 and then is sleeved with a second clamping plate 32; when the fixing device is used, the inner loop bar 5 moves downwards relative to the outer loop bar 3, the second bolts 31 slide downwards in the strip-shaped grooves 33, nuts are installed at the ends of the second bolts 31 after the position of the inner loop bar 5 is adjusted in place, and the nuts are fastened, so that the second clamping plate 32 is tightly attached to the outer side surface of the outer loop bar 3, and the fixing connection strength between the inner loop bar 5 and the outer loop bar 3 is enhanced.

In this embodiment, the side surface of the inner loop bar 5 penetrating through the slot on the side surface of the outer loop bar 3 is in the same plane with the corresponding side surface of the outer loop bar 3; when the fixing device is used, the inner side surfaces of the outer loop bar 3 and the inner loop bar 5 can be tightly attached to the side surfaces of the main beam, so that the fixing effect on the main beam is optimized.

In this embodiment, an indication mark 13 is arranged in the central position of the front surface of the end beam body 1; when in use, the main beam is conveniently placed in the central position of the upper surface of the end beam body 1 through the indicating mark 13.

In this embodiment, the thickness of the upper portion of the front and rear flanges of the base 2 is equal to the width of the intermediate chute 11; so that the base 2 can smoothly slide in the inner cavity of the end beam body 1 in use.

In this embodiment, two first bolts 24 are respectively and fixedly connected to the upper surfaces of the flanges at the front and back of the base 2; when in use, the base 2 is further firmly fixed on the end beam body 1 through the clamping and fixing action of the first bolts 24 and the first clamping plate 25.

The working principle is as follows: when the end beam is used, two ends of the main beam are respectively placed in the middle of the upper surface of the end beam body 1 through the indicating marks 13, and then the base 2 slides along the inner cavity of the end beam body 1, so that the inner side surfaces of the outer sleeve rods 3 are respectively tightly attached to two side surfaces of the main beam; the rotating body 23 is rotated, the rotating body 23 drives the second gear 22 to rotate, the second gear 22 is meshed with and drives the first gear 21, and the first gear 21 drives the screw rod 4 to rotate; the rotating screw rod 4 drives the inner loop bar 5 to move downwards relative to the outer loop bar 3, so that the lower surface of the upper pressure plate 6 is tightly attached to the upper surface of the girder, the inner loop bar 5 moves downwards relative to the outer loop bar 3, meanwhile, the second bolt 31 slides downwards in the strip-shaped groove 33, after the position of the inner loop bar 5 is adjusted in place, a nut is installed at the end of the second bolt 31 and fastened, so that the second clamping plate 32 is tightly attached to the outer side surface of the outer loop bar 3, and the fixed connection strength between the inner loop bar 5 and the outer loop bar 3 is enhanced; nuts are arranged at the ends of the first bolts 24 and fastened, so that the first clamping plates 25 are tightly pressed at the two sides of the side sliding grooves 12 on the upper surface of the end beam body 1; the first clamping plate 25 and the flanges on the front surface and the back surface of the base 2 are firmly clamped on the upper surface and the lower surface of the two sides of the middle sliding groove 11 of the end beam body 1; thereby completing the assembly connection of the main beam and the end beam body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.