CN212863870U - Span-adjustable display rack for crane trolley - Google Patents

Abstract

The utility model discloses an adjustable exhibition frame of span for crane trolley, including placing the platform, the spout has been seted up at the upper end middle part of placing the platform, the cell wall of spout is provided with slip chucking device, the lower extreme left part and the lower extreme right part of placing the platform all are provided with a rolling device, the upper end fixed mounting who places the platform has the U-shaped frame, the upper end of U-shaped frame is seted up flutedly, the antetheca upper portion and the equal fixed mounting in back wall upper portion of recess have a limiting plate, the equal swing joint in cell wall left part and the cell wall right part of recess has an exhibition frame, the cell wall middle part of recess is provided with the rotation extrusion device, the anterior and the equal fixed mounting in upper end rear portion of U-shaped frame has a guard plate. A adjustable exhibition frame of span for monkey, chucking piece alternates in the return slot, the turning block links together with the chucking piece this moment to play the restriction to first pivot, prevent that the gyro wheel from rolling by oneself, reduced the potential safety hazard.

Description

Span-adjustable display rack for crane trolley

Technical Field

The utility model relates to an adjustable exhibition frame technical field of span specifically is an adjustable exhibition frame of span for crane trolley.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, which is also called a crown block, a crane and some hoisting equipment have the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, the development and the use of the crane on the market are more and more extensive, certain accidents often occur due to the fact that the crane does not use supporting legs to hoist the heavy objects and hoist the heavy objects to run, the running speed is higher than that of a crawler crane (crawler crane), at present, a hoisting trolley sample is displayed by using a display frame, and the span of the existing display frame is inconvenient to adjust, so that the practicability is reduced, and meanwhile, the display frame is easy to move by itself, so that the potential safety hazard is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable exhibition frame of span for crane trolley to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable exhibition frame of span for monkey, is including placing the platform, the upper end middle part of placing the platform has seted up the spout, the cell wall of spout is provided with slip chucking device, the lower extreme left part and the lower extreme right part of placing the platform all are provided with a rolling device, the upper end fixed mounting of placing the platform has the U-shaped frame, the upper end of U-shaped frame is seted up flutedly, the antetheca upper portion and the equal fixed mounting in back wall upper portion of recess have a limiting plate, the equal swing joint in cell wall left part and the cell wall right part of recess has an exhibition frame, the cell wall middle part of recess is provided with the rotation extrusion device, the anterior and the equal fixed mounting in upper end rear portion of U-shaped frame has a.

Preferably, slip chucking device includes the threaded rod, the threaded rod runs through the right side cell wall and the fixed mounting of spout has a positive and negative motor, the surface left part threaded connection of threaded rod has the slide, the lower extreme fixed mounting of slide has the chucking piece, the threaded rod alternates to be connected the cell wall with slip chucking device and place a swing joint about the spout.

Preferably, the rolling device includes the arc backup pad, the arc backup pad is provided with two sets ofly, and the opposite face lower part of two sets of arc backup pads alternates jointly and is connected with first pivot, the surface front portion and the equal fixed mounting in surface rear portion of first pivot have a gyro wheel, the surface middle part fixed mounting of first pivot has the turning block, the right-hand member of turning block is seted up flutedly, the equal fixed connection of arc backup pad is in the same place the rolling device with place a fixed connection in both sides around the lower extreme left part of placing a platform and both sides around the lower extreme right part.

Preferably, rotate extrusion device and include the positive and negative motor of second, the positive and negative motor of second runs through the inner chamber top middle side and fixed mounting of U-shaped frame has the second pivot, the upper end fixed mounting of second pivot has the rotation stripper plate, the positive and negative motor fixed connection of second will rotate extrusion device and U-shaped frame fixed connection in the inner chamber top middle side of U-shaped frame.

Preferably, the upper part of the rotary extrusion device is positioned in the middle of the two groups of display racks, and the length of the upper part of the rotary extrusion device is smaller than the width of the groove wall of the groove.

Preferably, the clamping block and the rotating block are positioned on the same horizontal line, and the size of the clamping block is matched with that of the groove.

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

1. drive the turning block through the slide and be close to the turning block when turning left the motion, because the size of chucking block and the big or small phase-match in return groove, the chucking block alternates in the return groove, and the turning block links together with the chucking block this moment to play the restriction effect to first pivot, prevent that the gyro wheel from rolling by oneself, reduced the potential safety hazard.

2. Drive the clockwise rotation of second pivot through the positive and negative motor of second to the drive rotates the stripper plate and rotates around the clockwise rotation of second pivot, and then extrudees the exhibition frame on both sides and make it turn left and right both sides opposite direction motion, and the interval between two sets of exhibition framves enlarges this moment, and then conveniently adjusts the span of exhibition frame, has improved the holistic practicality of exhibition frame.

Drawings

Fig. 1 is a schematic view of the overall structure of the span-adjustable display rack for the crane trolley of the present invention;

FIG. 2 is a schematic structural view of the sliding clamping device of the span adjustable display rack for the crane trolley of the present invention;

FIG. 3 is a schematic structural view of a rolling device of the span-adjustable display rack for the crane trolley of the present invention;

fig. 4 is the utility model discloses a monkey is with rotation extrusion device schematic structure of adjustable exhibition frame of span.

In the figure: 1. a placing table; 2. a chute; 3. a sliding clamping device; 4. a rolling device; 5. a U-shaped frame; 6. a groove; 7. a limiting plate; 8. a display rack; 9. rotating the extrusion device; 10. a protection plate; 31. a threaded rod; 32. a first positive and negative motor; 33. a slide plate; 34. a clamping block; 41. an arc-shaped support plate; 42. a first rotating shaft; 43. a roller; 44. rotating the block; 45. a circular groove; 91. a second positive and negative motor; 92. a second rotating shaft; 93. the pressing plate is rotated.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made 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 in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an adjustable exhibition frame of span for monkey, including placing platform 1, place the upper end middle part of platform 1 and seted up spout 2, the cell wall of spout 2 is provided with slip chucking device 3, the lower extreme left part and the lower extreme right part of placing platform 1 all are provided with a rolling device 4, the upper end fixed mounting who places platform 1 has U-shaped frame 5, recess 6 has been seted up to the upper end of U-shaped frame 5, the antetheca upper portion and the equal fixed mounting in back wall upper portion of recess 6 have a limiting plate 7, the equal swing joint in cell wall left part and the cell wall right part of recess 6 has an exhibition frame 8, the cell wall middle part of recess 6 is provided with rotates extrusion device 9, the anterior and the equal fixed mounting in upper end rear portion of U-shaped frame 5 has.

The sliding clamping device 3 comprises a threaded rod 31, the threaded rod 31 penetrates through the right side groove wall of the sliding chute 2 and is fixedly provided with a first positive and negative motor 32, the left part of the outer surface of the threaded rod 31 is in threaded connection with a sliding plate 33, the lower end of the sliding plate 33 is fixedly provided with a clamping block 34, the clamping block 34 enters a return groove 45 to limit the rolling device 4 and prevent the roller 43 from rolling, and the threaded rod 31 is inserted and connected into the left and right groove walls of the sliding chute 2 to movably connect the sliding clamping device 3 with the placing table 1; the rolling device 4 comprises arc-shaped supporting plates 41, the arc-shaped supporting plates 41 support the rollers 43, two groups of arc-shaped supporting plates 41 are arranged, the lower parts of the opposite surfaces of the two groups of arc-shaped supporting plates 41 are jointly and alternately connected with a first rotating shaft 42 in an inserting mode, the front part and the rear part of the outer surface of the first rotating shaft 42 are respectively and fixedly provided with the roller 43, the rollers 43 are arranged to conveniently drive the display rack 8 to move, the middle part of the outer surface of the first rotating shaft 42 is fixedly provided with a rotating block 44, the right end of the rotating block 44 is provided with a return groove 45, and the arc-shaped supporting plates 41 are fixedly connected to the front side and the rear side of the left part of; the rotary extrusion device 9 comprises a second positive and negative motor 91, the second positive and negative motor 91 penetrates through the middle side of the top of the inner cavity of the U-shaped frame 5 and is fixedly provided with a second rotating shaft 92, the upper end of the second rotating shaft 92 is fixedly provided with a rotary extrusion plate 93, the rotary extrusion plate 93 extrudes the display frames 8 at two sides when rotating around the second rotating shaft 92, so that the whole length of the display frames is adjusted, the practicability is improved, and the second positive and negative motor 91 is fixedly connected to the middle side of the top of the inner cavity of the U-shaped frame 5 to fixedly connect the rotary extrusion device 9 with the U-shaped frame 5; the upper part of the rotary extrusion device 9 is positioned in the middle of the two groups of display frames 8, and the length of the upper part of the rotary extrusion device 9 is smaller than the width of the groove wall of the groove 6; the clamping block 34 and the rotating block 44 are positioned on the same horizontal line, and the size of the clamping block 34 is matched with that of the groove 6.

It should be noted that the utility model relates to a span-adjustable exhibition frame for crane trolley, through promoting exhibition frame 8 to drive gyro wheel 43 to rotate, and then drive the first pivot 42 to rotate and drive turning block 44 to rotate to be in the same water flat line with chucking block 34, drive threaded rod 31 to rotate through first positive and negative motor 32, thereby drive slide 33 to move to the left along threaded rod 31, and then drive chucking block 34 to move to the left and be close to turning block 44, because the size of chucking block 34 matches with the size of clip groove 45, chucking block 34 alternates in clip groove 45, at this moment turning block 44 and chucking block 34 link together, thereby play the limiting action to first pivot 42, prevent gyro wheel 43 from rolling by oneself, the potential safety hazard has been reduced, drive second pivot 92 clockwise rotation through second positive and negative motor 91, thereby drive to rotate stripper plate 93 around second pivot 92 clockwise, and then the exhibition frame 8 on extrusion both sides makes it move left and right both sides opposite direction, and the interval between two sets of exhibition frames 8 enlarges this moment, and then conveniently adjusts the span of exhibition frame 8, has improved the holistic practicality of exhibition frame 8.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an adjustable exhibition frame of span for monkey, is including placing platform (1), its characterized in that: the utility model discloses a novel table, including place platform (1), place the upper end middle part of platform (1) and seted up spout (2), the cell wall of spout (2) is provided with slip chucking device (3), the lower extreme left part and the lower extreme right part of placing platform (1) all are provided with one rolling device (4), the upper end fixed mounting who places platform (1) has U-shaped frame (5), the upper end of U-shaped frame (5) is seted up fluted (6), the antetheca upper portion and the equal fixed mounting in back wall upper portion of recess (6) have one limiting plate (7), the equal swing joint in cell wall left part and cell wall right part of recess (6) has one exhibition frame (8), the cell wall middle part of recess (6) is provided with rotates extrusion device (9), the anterior upper end and the equal fixed mounting in upper end rear portion of U-shaped frame (5) have.

2. The span-adjustable exhibition stand for crane trolley according to claim 1, characterized in that: slip chucking device (3) include threaded rod (31), threaded rod (31) run through the right side cell wall and fixed mounting of spout (2) have first positive and negative motor (32), the surface left part threaded connection of threaded rod (31) has slide (33), the lower extreme fixed mounting of slide (33) has chucking piece (34), threaded rod (31) alternate the connection and will slide chucking device (3) and place platform (1) swing joint at the cell wall about spout (2).

3. The span-adjustable exhibition stand for crane trolley according to claim 1, characterized in that: rolling device (4) are including arc backup pad (41), arc backup pad (41) are provided with two sets ofly, and the opposite face lower part of two sets of arc backup pads (41) alternates jointly and be connected with first pivot (42), the equal fixed mounting in surface front portion and the surface rear portion of first pivot (42) has a gyro wheel (43), the surface middle part fixed mounting of first pivot (42) has turning block (44), return groove (45) have been seted up to the right-hand member of turning block (44), the equal fixed connection of arc backup pad (41) is in the same place rolling device (4) and is placed platform (1) fixed connection in both sides around the lower extreme left part of placing platform (1) and both sides around the lower extreme right part.

4. The span-adjustable exhibition stand for crane trolley according to claim 1, characterized in that: rotate extrusion device (9) and include positive and negative motor (91) of second, positive and negative motor (91) of second runs through the inner chamber top middle side and the fixed mounting of U-shaped frame (5) has second pivot (92), the upper end fixed mounting of second pivot (92) has rotation stripper plate (93), positive and negative motor (91) fixed connection of second is in the inner chamber top middle side of U-shaped frame (5) will rotate extrusion device (9) and U-shaped frame (5) fixed connection.

5. The span-adjustable exhibition stand for crane trolley according to claim 1, characterized in that: the upper portion of rotating extrusion device (9) is located two sets of exhibition frame (8) intermediate positions, the length size that rotates extrusion device (9) upper portion is less than the cell wall width size of recess (6).

6. The span-adjustable exhibition stand for crane trolley according to claim 2, characterized in that: the clamping block (34) and the rotating block (44) are positioned on the same horizontal line, and the size of the clamping block (34) is matched with that of the groove (6).

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