阅读说明：本技术 一种洁净防尘门式起重机 (Clean dustproof gantry crane ) 是由 梁大伟 于 2021-07-23 设计创作，主要内容包括：本发明涉及一种洁净防尘门式起重机,包括两个对称分布的第一支撑架,两个第一支撑架的顶部两端之间固定有对称分布的第二支撑架,所述第二支撑架的顶部固定有滑轨,滑轨的顶部滑动连接滑动板,位于两个滑轨上的两个滑动板之间固定有支撑板,支撑板的上表面固定有移动小车,支撑板的顶部设有对滑轨进行清扫的清扫机构；本发明通过设置清扫机构,使得清扫电机驱动清扫杆转动,从而带动清扫圆盘上的清扫毛刷转动,从而对滑轨进行清扫使其保持洁净,使得滑动板在滑轨上滑动畅通无阻,提高了移动小车在滑轨上运行的稳定性,增加了起重机运行的安全性。(The invention relates to a clean dustproof portal crane, which comprises two first support frames which are symmetrically distributed, wherein a second support frame which is symmetrically distributed is fixed between two ends of the top of each first support frame; according to the invention, the cleaning mechanism is arranged, so that the cleaning motor drives the cleaning rod to rotate, and the cleaning brush on the cleaning disc is driven to rotate, so that the slide rail is cleaned to keep clean, the sliding plate slides smoothly on the slide rail, the running stability of the movable trolley on the slide rail is improved, and the running safety of the crane is improved.)

1. A clean dustproof portal crane comprises two first support frames (1) which are symmetrically distributed, and a second support frame (2) which is symmetrically distributed is fixed between two ends of the top of each first support frame (1), and is characterized in that slide rails (3) are fixed on the top of each second support frame (2), sliding plates (4) are slidably connected to the tops of the slide rails (3), a support plate is fixed between the two sliding plates (4) on the two slide rails (3), a movable trolley (5) is fixed on the upper surface of the support plate, and a cleaning mechanism (6) for cleaning the slide rails (3) is arranged on the top of the support plate;

third support frames (7) which are symmetrically distributed are fixed at two ends of the tops of the two second support frames (2), and a buffer mechanism (8) for buffering the running process of the moving trolley (5) is arranged at one side, close to each other, of the two third support frames (7).

2. The clean dustproof gantry crane according to claim 1, wherein the cleaning mechanism (6) comprises a cleaning chamber (601) fixed to the upper surface of the supporting plate, a cleaning motor (602) is fixed to the bottom end of the inside of the cleaning chamber (601), a driving spur gear (603) is fixed to the output end of the cleaning motor (602), cleaning rods (604) symmetrically distributed are arranged on two sides of the cleaning motor (602), a driven spur gear (607) is fixed to the cleaning rod (604) located inside the cleaning chamber (601), and the driven spur gear (607) is meshed with the driving spur gear (603).

3. The clean dustproof portal crane according to claim 2, wherein the top end of the cleaning rod (604) is rotatably connected with the top end of the interior of the cleaning chamber (601), the bottom end of the cleaning rod (604) penetrates through the cleaning chamber (601) and is fixed with a cleaning disc (605), the bottom of the cleaning disc (605) is provided with a cleaning brush (606), and the cleaning brush (606) is in contact with the top of the slide rail (3).

4. The clean dustproof gantry crane according to claim 1, wherein the buffer mechanism (8) comprises a buffer chamber (801) fixed with the third support frame (7), a moving plate (802) is arranged inside the buffer chamber (801), two symmetrically distributed telescopic rods (803) are fixed on one side of the moving plate (802), one end, far away from the moving plate (802), of each telescopic rod (803) is fixed with the inner wall of the buffer chamber (801), and a plurality of uniformly distributed buffer rods (804) are fixed on the other side of the moving plate (802).

5. The clean dustproof gantry crane according to claim 4, wherein one end of the buffer rod (804) far away from the moving plate (802) passes through the buffer chamber (801) to be fixed with a buffer plate (805), a first buffer spring (806) is sleeved on the outer surface of the buffer rod (804), and two ends of the first buffer spring (806) are respectively fixed with the inner walls of the moving plate (802) and the buffer chamber (801).

6. The clean dustproof gantry crane according to claim 4, wherein the sliding rods (807) are symmetrically distributed on the side walls of the two ends inside the buffer chamber (801), the outer surfaces of the sliding rods (807) are respectively sleeved with a first sliding block (808) and a second buffer spring (809), the two ends of the second buffer spring (809) are respectively fixed on the side walls inside the first sliding block (808) and the buffer chamber (801), and the first sliding block (808) is connected with the sliding rods (807) in a sliding manner.

7. The clean dustproof gantry crane according to claim 6, wherein two symmetrically distributed first connecting rods (810) are connected between the two first sliding blocks (808) and two ends of the moving plate (802), and two ends of the first connecting rods (810) are respectively hinged with the first sliding blocks (808) and the moving plate (802).

8. The clean dustproof gantry crane of claim 7, wherein a second sliding block (811) is slidably connected to the outer surface of the first connecting rod (810), two third sliding blocks (812) are slidably connected to the side of the interior of the buffer chamber (801) far away from the buffer rod (804), and a third buffer spring (813) is fixed between each of the two third sliding blocks (812) and each of the two telescopic rods (803).

9. A clean dustproof gantry crane according to claim 8, wherein a second connecting rod (814) is connected between each of the two second sliding blocks (811) and each of the two third sliding blocks (812), and both ends of the second connecting rod (814) are hinged to each of the second sliding blocks (811) and each of the third sliding blocks (812).

Technical Field

The invention relates to the technical field of cranes, in particular to a clean dustproof portal crane.

Background

The portal crane, also called gantry crane, is a variant of bridge crane, mainly used for loading and unloading operation of outdoor goods yard, stock yard goods, bulk goods; the metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam, the device can directly walk on a track on the ground, and cantilever beams extending out can be arranged at two ends of the main beam.

When the existing portal crane works in a large working environment with dust, the dust is easily accumulated on the track of the running trolley, the running of the trolley is influenced, and the running trolley is easy to damage due to large impact force when moving to the edge baffle of the crane.

In order to solve the above-mentioned drawbacks, a technical solution is now provided.

Disclosure of Invention

The invention aims to provide a clean dustproof portal crane.

The technical problems to be solved by the invention are as follows:

when the existing portal crane works in a large working environment with dust, the dust is easily accumulated on the track of the running trolley, the running of the trolley is influenced, and the running trolley is easy to damage due to large impact force when moving to the edge baffle of the crane.

The purpose of the invention can be realized by the following technical scheme:

a clean dustproof portal crane comprises two first support frames which are symmetrically distributed, wherein a second support frame which is symmetrically distributed is fixed between two ends of the top of each first support frame;

third support frames which are symmetrically distributed are fixed between the tops of the two ends of the two second support frames, and a buffer mechanism for buffering the running process of the moving trolley is arranged on one side, close to each other, of the two third support frames.

Furthermore, clean the mechanism and include the room of cleaning who is fixed mutually with the upper surface of backup pad, clean the inside bottom of room and be fixed with the motor of cleaning, the output that cleans the motor is fixed with the initiative spur gear, cleans the both sides of motor and is equipped with the cleaning rod of symmetric distribution, and the surface top of cleaning rod is fixed with driven spur gear, and driven spur gear meshes with the initiative spur gear mutually.

Furthermore, the top end of the cleaning rod is rotatably connected with the top end of the interior of the cleaning chamber, the bottom end of the cleaning rod penetrates through the cleaning chamber and is fixedly provided with a cleaning disc, a cleaning brush is mounted at the bottom of the cleaning disc, and the cleaning brush is in contact with the top of the sliding rail.

Furthermore, buffer gear includes the surge chamber of being fixed mutually with the third support frame, and the inside of surge chamber is equipped with the movable plate, and one side of movable plate is fixed with the telescopic link of two symmetric distributions, and the one end that the movable plate was kept away from to the telescopic link is fixed mutually with the inner wall of surge chamber, and the opposite side of movable plate is fixed with a plurality of evenly distributed's buffer beam.

Furthermore, one end, far away from the moving plate, of the buffer rod penetrates through the buffer chamber and is fixed with the buffer plate, a first buffer spring is sleeved on the outer surface of the buffer rod, and two ends of the first buffer spring are fixed with the inner walls of the moving plate and the buffer chamber respectively.

Further, the inside both ends lateral wall of surge chamber is fixed with the slide bar of symmetric distribution, and first sliding block and second buffer spring have been cup jointed respectively to the surface of slide bar, and the both ends of second buffer spring are fixed with the inside lateral wall of first sliding block and surge chamber respectively mutually, first sliding block and slide bar sliding connection.

Furthermore, two first connecting rods which are symmetrically distributed are connected between the two ends of the first sliding block and the two ends of the moving plate, and the two ends of each first connecting rod are respectively connected with the first sliding block and the moving plate through hinges.

Furthermore, the outer surface of the first connecting rod is connected with a second sliding block in a sliding mode, one side, far away from the buffer rod, of the inner portion of the buffer chamber is connected with two third sliding blocks which are symmetrically distributed in a sliding mode, and third buffer springs are fixed between the two third sliding blocks and the two telescopic rods respectively.

Furthermore, two the second sliding block respectively with two third sliding blocks between be connected with the second connecting rod, the both ends of second connecting rod respectively with second sliding block and third sliding block between hinged joint.

The invention has the beneficial effects that:

according to the invention, the cleaning mechanism is arranged, so that the cleaning motor drives the cleaning rod to rotate, and the cleaning brush on the cleaning disc is driven to rotate, so that the slide rail is cleaned to keep clean, the sliding plate slides smoothly on the slide rail, the running stability of the movable trolley on the slide rail is improved, and the running safety of the crane is improved.

Through setting up buffer gear, make the travelling car when striking the buffer board, extrude the movable plate through the buffer lever, make first buffer spring produce deformation, realize the buffering, the movable plate removes cooperation head rod and second connecting rod simultaneously and makes first sliding block and third sliding block realize sliding, thereby make second buffer spring and third buffer spring take place deformation, further realize the buffering, the buffering effect is better, the impact that the travelling car received in the motion process has been protected to a great extent, the security of hoist has been improved, increase the life of hoist.

Drawings

The invention is described in further detail below with reference to the figures and specific embodiments.

FIG. 1 is a schematic view of the overall structure of a clean dustproof gantry crane according to the present invention;

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

FIG. 3 is a schematic view of the structure of the cushioning mechanism of the present invention;

fig. 4 is an enlarged view of the invention at a in fig. 3.

In the figure: 1. a first support frame; 2. a second support frame; 3. a slide rail; 4. a sliding plate; 5. moving the trolley; 6. a cleaning mechanism; 7. a third support frame; 8. a buffer mechanism; 101. supporting legs; 102. a movable pulley; 601. cleaning a room; 602. cleaning a motor; 603. a driving spur gear; 604. a cleaning rod; 605. cleaning the disc; 606. cleaning a brush; 607. a driven spur gear; 801. a buffer chamber; 802. moving the plate; 803. a telescopic rod; 804. a buffer rod; 805. a buffer plate; 806. a first buffer spring; 807. a slide bar; 808. a first slider; 809. a second buffer spring; 810. a first connecting rod; 811. a second slider; 812. a third slider; 813. a third buffer spring; 814. a second connecting rod.

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. 1-4, the present invention provides a technical solution:

a clean dustproof portal crane comprises two first support frames 1 which are symmetrically distributed, two symmetrically distributed support legs 101 are fixed at the bottom ends of the first support frames 1, a movable pulley 102 is arranged between the bottom ends of the two support legs 101, the crane runs on a track on the ground through the movable pulley 102, the second support frames 2 which are symmetrically distributed are fixed between two ends of the top of the first support frames 1, the top of the second support frame 2 is fixed with the slide rail 3, the top of the slide rail 3 is connected with the slide plate 4 in a sliding way, the support plate is fixed between the two slide plates 4 on the two slide rails 3, the upper surface of the support plate is fixed with the movable trolley 5, and by the movement of the movable trolley 5 on the slide rails 3, used for carrying and transferring heavy objects, the top of the supporting plate is provided with a cleaning mechanism 6 for cleaning the slide rail 3, the slide rail 3 is kept clean, and the running stability of the movable trolley 5 on the slide rail 3 is ensured;

be fixed with the third support frame 7 of symmetric distribution between the both ends top of two second support frames 2, one side that two third support frames 7 are close to each other is equipped with the buffer gear 8 that cushions moving trolley 5 operation process, and buffer gear 8 makes moving trolley 5 reduce the impact force when moving to the hoist both ends, avoids moving trolley 5 to receive violent collision, increases moving trolley 5's life.

The cleaning mechanism 6 comprises a cleaning chamber 601 fixed with the upper surface of the supporting plate, a cleaning motor 602 is fixed at the bottom end of the interior of the cleaning chamber 601, a driving spur gear 603 is fixed at the output end of the cleaning motor 602, cleaning rods 604 are symmetrically distributed at two sides of the cleaning motor 602, a driven spur gear 607 is fixed at the top end of the outer surface of each cleaning rod 604, and the driven spur gear 607 is meshed with the driving spur gear 603.

The top end of the cleaning rod 604 is rotatably connected with the top end of the interior of the cleaning chamber 601, the bottom end of the cleaning rod 604 penetrates through the cleaning chamber 601 and is fixed with a cleaning disc 605, the bottom of the cleaning disc 605 is provided with a cleaning brush 606, and the cleaning brush 606 is in contact with the top of the slide rail 3. Through the arrangement of the sweeping mechanism 6, the sweeping motor 602 drives the sweeping rod 604 to rotate, so as to drive the sweeping brush 606 on the sweeping disc 605 to rotate, and further sweep the slide rail 3 to keep clean, so that the sliding plate 4 can slide smoothly on the slide rail 3, the running stability of the movable trolley 5 on the slide rail 3 is improved, and the running safety of the crane is improved.

The buffer mechanism 8 comprises a buffer chamber 801 fixed with the third support frame 7, a moving plate 802 is arranged in the buffer chamber 801, two symmetrically distributed telescopic rods 803 are fixed on one side of the moving plate 802, one end, far away from the moving plate 802, of each telescopic rod 803 is fixed with the inner wall of the buffer chamber 801, the other side of the moving plate 802 is fixed with a plurality of uniformly distributed buffer rods 804, one end, far away from the moving plate 802, of each buffer rod 804 penetrates through the buffer chamber 801 to be fixed with a buffer plate 805, a first buffer spring 806 is sleeved on the outer surface of each buffer rod 804, and two ends of each first buffer spring 806 are fixed with the inner walls of the moving plate 802 and the buffer chamber 801 respectively;

the side walls of two ends inside the buffer chamber 801 are fixed with symmetrically distributed sliding rods 807, the outer surface of each sliding rod 807 is sleeved with a first sliding block 808 and a second buffer spring 809 respectively, two ends of each second buffer spring 809 are fixed with the inner side walls of the first sliding block 808 and the buffer chamber 801 respectively, the first sliding blocks 808 are connected with the sliding rods 807 in a sliding manner, two symmetrically distributed first connecting rods 810 are connected between the two first sliding blocks 808 and two ends of the moving plate 802, and two ends of each first connecting rod 810 are respectively hinged with the first sliding blocks 808 and the moving plate 802;

a second sliding block 811 is slidably connected to the outer surface of the first connecting rod 810, two third sliding blocks 812 which are symmetrically distributed are slidably connected to one side of the interior of the buffer chamber 801, which is far away from the buffer rod 804, third buffer springs 813 are fixed between the two third sliding blocks 812 and the two telescopic rods 803, respectively, a second connecting rod 814 is connected between the two second sliding blocks 811 and the two third sliding blocks 812, and two ends of the second connecting rod 814 are respectively hinged to the second sliding blocks 811 and the third sliding blocks 812. Through setting up buffer gear 8, make travelling car 5 when striking buffer board 805, extrude moving plate 802 through buffer rod 804, make first buffer spring 806 produce deformation, realize the buffering, moving plate 802 removes cooperation head rod 810 and second connecting rod 814 simultaneously and makes first sliding block 808 and third sliding block 812 realize sliding, thereby make second buffer spring 809 and third buffer spring 813 take place deformation, further realize the buffering, the buffering effect is better, the impact that travelling car 5 received in the motion process has greatly been protected, the security of hoist has been improved, increase the life of hoist.

The working principle is as follows:

when the invention is used, a crane is placed on a track on the ground, heavy objects are carried and transferred through the movable trolley 5, and in the running process of the movable trolley 5, the cleaning motor 602 is started to drive the output end of the cleaning motor to drive the driving spur gear 603 to rotate, so that the driven spur gear 607 meshed with the driving spur gear is driven to rotate, the cleaning rod 604 drives the cleaning brush 606 on the cleaning disc 605 to rotate, and dust and impurities on the slide rail 3 are cleaned;

when the moving trolley 5 collides with the buffer plate 805, the moving plate 802 is extruded through the buffer rod 804, so that the first buffer spring 806 deforms to realize buffering, and meanwhile, the moving plate 802 moves to match the first connecting rod 810 and the second connecting rod 814 to enable the first sliding block 808 and the third sliding block 812 to slide, so that the second buffer spring 809 and the third buffer spring 813 deform to further realize buffering.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" 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 invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.