Stable drawing and placing structure of tray

Abstract

The utility model discloses a stable drawing and placing structure of trays, and relates to the technical field of tray placing, the stable drawing and placing structure of the trays comprises a base and a plurality of stacked plastic trays, the two ends of the front side of the base are fixedly connected with first supporting plates, the two ends of the rear side of the base are fixedly connected with second supporting plates, and the first supporting plates are fixedly connected with the second supporting plates. Fixing plates are arranged on the two sides of the top of the base correspondingly, first threaded rods are rotationally connected to the four corners of the top of the base correspondingly, two split nuts are arranged on the tops of the two ends of the two fixing plates correspondingly, threaded grooves are formed in the inner sides of the eight split nuts correspondingly, and every two split nuts form a group. The four sets of split nuts are matched with the four first threaded rods correspondingly. According to the stable drawing and placing structure for the trays, the fixing plate is rapidly lifted to the height of the needed number of the trays through the handrail, a worker can conveniently and rapidly draw the needed number of plastic trays from the top of the base, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tray placement technical field, concretely is stable pull placement structure of tray. BACKGROUND

[0002] Plastic pallets play an important role in modern logistics and warehousing fields, can improve logistics efficiency, plastic pallet design is reasonable, facilitates forklift and so on equipment carries out fast loading and unloading operation, reduces manual labor intensity and time cost of artificial carrying. At the same time, it can realize unitized transportation and improve the space utilization of transportation tools.

[0003] When storing the pallets, a large number of pallets are usually directly stacked in the warehouse, and the forklift will stack the pallets higher in order to save space, which causes inconvenience to workers when taking the pallets for use. The stacked pallets need to be split by the forklift into several stacks that are convenient for workers to take before they can be used. The several stacks of pallets that are not used also occupy a lot of space. The forklift may also cause the stacked pallets to fall over when stacking and splitting, which poses a risk to work safety. SUMMARY

[0004] The utility model aims at providing stable pull placement structure of tray to solve the problem of inconvenient extraction and use of the pallets stacked together in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: stable pull placement structure of tray, including base and multiple stacked plastic pallets, characterized by: the front ends of the base are fixedly connected with first support plates, the rear ends of the base are fixedly connected with second support plates, the top of the base is provided with fixed plates on both sides, the top of the base is rotatably connected with first threaded rods at four corners, the first threaded rods are respectively penetrated through both ends of the two fixed plates and are slidably connected with the two fixed plates, both ends of the two fixed plates are provided with two open nuts at the top, thread grooves are formed in the inner sides of the eight open nuts, the eight open nuts are in pairs, and the four groups of open nuts are matched with the four first threaded rods.

[0006] Preferably, the two first support plates are arranged at the front ends of the multiple plastic pallets, the two second support plates are arranged at the rear ends of the multiple plastic pallets, one end of each of the two fixed plates is penetrated through the two first support plates and is slidably connected with the two first support plates, a handrail is fixedly connected between the front ends of the two fixed plates, a fixed rod is arranged at the top of one side of each of the two fixed plates, two lifting plates are fixedly connected to the bottom of each of the two fixed rods, the four lifting plates are respectively penetrated through the two fixed rods and are slidably connected with the two fixed rods, a second threaded rod is fixedly connected to one side of each of the two fixed rods, and the two second threaded rods are respectively penetrated through the two fixed plates and are slidably connected with the two fixed plates.

[0007] Preferably, the top of the two fixing plates is fixedly connected with a first motor, the output end of the two first motors is fixedly connected with a first gear, the bottom of the two first gears is meshedly connected with a second gear, the two second threaded rods penetrate through the two second gears and are threadedly connected with the two second gears, the two sides of the two second gears are provided with a first limiting block, one side of the four first limiting blocks is in close contact with the two second gears, the four first limiting blocks are fixedly connected with the two fixing plates, and the second threaded rod is driven to move horizontally through the two second gears, so that the fixing rod is driven to move by the second threaded rod.

[0008] Preferably, the two ends of the two fixing plates are provided with a first sliding groove and a second sliding groove, eight open-close nuts are slidingly connected in the four first sliding grooves, one side of the eight open-close nuts is fixedly connected with a sliding block, the four second sliding grooves are slidingly connected with a rack, the top of the four racks is meshedly connected with a third gear, one side of the four third gears is provided with a limiting plate, and the bottom of the four limiting plates is fixedly connected with the two fixing plates.

[0009] Preferably, one side of the four third gears is fixedly connected with a connecting rod, one end of the four connecting rods penetrates through the four limiting plates and is rotatably connected with the four limiting plates, the end away from the third gear of the four connecting rods is fixedly connected with a rotating wheel, two limiting sliding grooves are formed in the interior of the four rotating wheels, and the eight sliding blocks are slidingly connected in the eight limiting sliding grooves. The two open-close nuts are driven to move by the rotating wheel, so that the two open-close nuts can be in close contact with or away from the first threaded rod.

[0010] Preferably, the top of the two fixing plates is fixedly connected with a second limiting block, one side of the four second limiting blocks is fixedly connected with a second limiting rod, one side of the four racks is fixedly connected with a fixed block, one side of the four fixed blocks is fixedly connected with a first limiting rod, the four first limiting rods are slidingly connected in the four second limiting rods, and the outer sides of the four second limiting rods are sleeved with a spring. The fixed rod moves away from the rack under the action of the spring, the rack drives the third gear to rotate, and the two open-close nuts move away from the first threaded rod.

[0011] Preferably, the top of the two first supporting plates is fixedly connected with a top plate, the top end of the four first threaded rods penetrates through the two top plates and is rotatably connected with the two top plates, the top of the two top plates is fixedly connected with a second motor, the output end of the four second motors is fixedly connected with the four first threaded rods, one side of the top of the two first supporting plates is fixedly connected with a first clamping plate, one side of the two second supporting plates is fixedly connected with a second clamping plate, and the inner sides of the two second clamping plates and the inner sides of the two first clamping plates are in close contact with the plastic trays.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、The third gear drives the rotating wheel to rotate, the two open-close nuts of the rotating wheel are attached, the first threaded rod is screwed with the two open-close nuts when the two open-close nuts are attached, the second motor drives the first threaded rod to rotate, the two open-close nuts drive the lifting plate to move up and down, the fixed plate is quickly lifted to the height of the required number of trays through the handrails, then the lifting plate lifts the unnecessary plastic trays, workers can quickly extract the required number of plastic trays from the top of the base, and the lifting work efficiency is improved.

[0014] 2、When the lifting plate drives the plastic trays to move up and down, the first clamping plate and the second clamping plate limit the plurality of plastic trays, prevent the inclined falling of the accumulated plastic trays in the working process, and increase the safety during work. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic view of the utility model;

[0016] Figure 2 It is the internal structure schematic view of the utility model;

[0017] Figure 3 It is the fixed plate structure schematic view of the utility model;

[0018] Figure 4 It is the second threaded rod structure schematic view of the utility model;

[0019] Figure 5 It is the fixed plate structure sectional view of the utility model;

[0020] Figure 6 It is the first limiting rod structure schematic view of the utility model.

[0021] Reference signs in the drawing: 1, base; 2, plastic tray; 301, first support plate; 302, second support plate; 4, top plate; 501, first clamping plate; 502, second clamping plate; 6, first limiting rod; 7, second limiting rod; 8, first threaded rod; 9, fixed plate; 10, lifting plate; 11, fixed rod; 12, first sliding groove; 13, second threaded rod; 14, first gear; 15, second gear; 16, first limiting block; 17, open-close nut; 18, sliding block; 19, rack; 20, limiting plate; 21, connecting rod; 22, third gear; 23, rotating wheel; 24, second limiting block; 25, fixed block; 26, spring; 27, second sliding groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Example: Figures 1-4 As shown, the utility model provides a technical solution for a stable pull-out placement structure of a pallet, including a base 1 and a plurality of stacked plastic pallets 2, wherein both ends of the front side of the base 1 are fixedly connected to a first support plate 301, and both ends of the rear side of the base 1 are fixedly connected to a second support plate 302, and fixing plates 9 are provided on both sides of the top of the base 1. The four corners of the top of the base 1 are rotatably connected to a first threaded rod 8, and the four first threaded rods 8 respectively pass through the two ends of the two fixing plates 9 and are slidably connected to the two fixing plates 9. Two opening and closing nuts 17 are provided on the tops of both ends of the two fixing plates 9, and the inner sides of the eight opening and closing nuts 17 are provided with thread grooves. The eight opening and closing nuts 17 are grouped in pairs, and the four groups of opening and closing nuts 17 are respectively adapted to the four first threaded rods 8. The two first support plates 301 are arranged at the two ends of the front sides of the plurality of plastic pallets 2, and the two second support plates 302 are arranged at the two ends of the rear sides of the plurality of plastic pallets 2. One end of the two fixing plates 9 respectively passes through the two first support plates 301 and is slidably connected to the two first support plates 301. A support rod 8 is fixedly connected between the front ends of the two fixing plates 9. The hand, the top of one side of the two fixed plates 9 is provided with a fixed rod 11, and the bottom of the two fixed rods 11 are fixedly connected to two lifting plates 10, the four lifting plates 10 respectively penetrate the two fixed rods 11 and are slidably connected to the two fixed rods 11, one side of the two fixed rods 11 is fixedly connected to a second threaded rod 13, the two second threaded rods 13 respectively penetrate the two fixed plates 9 and are slidably connected to the two fixed plates 9, the top of the two fixed plates 9 are fixedly connected to a first motor, the two first motor output ends are fixedly connected to a first gear 14, the bottoms of the two first gears 14 are meshed with a second gear 15, the two second threaded rods 13 respectively penetrate the two second gears 15 and are threadedly connected to the two second gears 15, and first limit blocks 16 are provided on both sides of the two second gears 15, one side of the four first limit blocks 16 is respectively fitted with the two second gears 15, and the four first limit blocks 16 are respectively fixedly connected to the two fixed plates 9, and the second threaded rods 13 are driven to move horizontally by the two second gears 15, so that the second threaded rods 13 drive the fixed rod 11 to move.

[0024] like Figure 5 and Figure 6As shown, the two said fixed plate 9 both ends are provided with a first sliding groove 12 and a second sliding groove 27, eight said open nut 17 are respectively connected to the inside of four first sliding groove 12, eight said open nut 17 side are fixedly connected with the sliding block 18, four said second sliding groove 27 inside are slidably connected with the rack 19, four said third gear 22 are connected with the rack 19 top, four said third gear 22 side are provided with the limiting plate 20, four said limiting plate 20 bottom are respectively connected with two fixed plate 9, four said third gear 22 side are fixedly connected with the connecting rod 21, four said connecting rod 21 one end are respectively connected with four limiting plate 20 and four limiting plate 20 rotationally connected, four said rotating wheel 23 are fixedly connected with the connecting rod 21 away from the third gear 22 end, four said rotating wheel 23 inside are provided with two limiting sliding groove, eight said sliding block 18 are respectively connected to the inside of eight limiting sliding groove, through the rotating wheel 23 rotation drives two open nut 17 movement, so that two open nut 17 can be with first screw rod 8 or away from the adhesion, two said fixed plate 9 top side are fixedly connected with the second limiting block 24, four said second limiting block 24 side are fixedly connected with the second limiting rod 7, four said rack 19 side are fixedly connected with the fixed block 25, four said fixed block 25 side are fixedly connected with the first limiting rod 6, four said first limiting rod 6 are respectively connected to the inside of four second limiting rod 7, four said second limiting rod 7 outside are provided with spring 26, through the spring 26 makes the fixed rod 11 away from the rack 19, the rack 19 moves under the action of spring 26, the rack 19 drives the third gear 22 rotation makes two open nut 17 away from first screw rod 8.

[0025] As shown in Figure 1 and Figure 2 two said first support plate 301 top are fixedly connected with the top plate 4, four said first screw rod 8 top end are respectively connected with two top plate 4 and two top plate 4 rotationally connected, two said top plate 4 top are fixedly connected with two second motor, four said second motor output end are respectively connected with four first screw rod 8, two said first support plate 301 top opposite side are fixedly connected with the first clamping plate 501, two said second support plate 302 side are fixedly connected with the second clamping plate 502, two said second clamping plate 502 inside and two first clamping plate 501 inside are respectively connected with the plastic tray 2.

[0026] The utility model discloses a plurality of plastic trays 2 are stacked in the top of base 1, and the fixed plate 9 is located the bottom of first threaded rod 8, when needing to draw out a certain number of plastic trays 2, the worker can promote the fixed plate 9 of both sides of plastic tray 2 to the height of the tray quantity that needs to take through the handrail, then starts first motor, and first motor works and drives first gear 14 to rotate, and first gear 14 drives second gear 15 to rotate, and second gear 15 is connected with second threaded rod 13 threadedly, and the first limiting block 16 of both sides of second gear 15 limits the rotation of second gear 15, makes second gear 15 always meshed connection with first gear 14 and will not follow second threaded rod 13 movement, when second gear 15 can drive second threaded rod 13 movement, and second threaded rod 13 drives fixed rod 11 to move horizontally to the direction of plastic tray 2, and fixed rod 11 drives lifting plate 10 to move to the direction of plastic tray 2, makes lifting plate 10 insert between two plastic trays 2, and fixed rod 11 moves to the plastic tray 2 and pushes rack 19, and rack 19 extrudes spring 26 deformation, and rack 19 moves and drives third gear 22 to rotate, and third gear 22 drives rotating wheel 23 to rotate through connecting rod 21, and rotating wheel 23 rotates and drives two sliders 18 to move in the limit sliding slot, and two sliders 18 drive two open-close nuts 17 to approach each other and adhere through the limit sliding slot, when two open-close nuts 17 adhere to first threaded rod 8, two open-close nuts 17 are provided with thread groove that cooperates with first threaded rod 8 and uses, when two open-close nuts 17 adhere, first threaded rod 8 is connected with two open-close nuts 17 threadedly, then four second motors work and drive four first threaded rods 8 to rotate, and first threaded rod 8 rotates and drives two open-close nuts 17 to rise, and two open-close nuts 17 drive fixed plate 9 to rise, and two fixed plates 9 move simultaneously and drive four lifting plates 10 to move upwards, make the plurality of plastic trays 2 on the top of four lifting plates 10 move upwards, when the plastic tray 2 of lifting plate 10 upper and lower ends is separated from each other, when, the bottom of base 1 can be taken out and used through the transport device the number of plastic trays 2 that need on the top, through the handrail, the fixed plate 9 is quickly promoted to the height of the tray quantity that needs, and the plastic tray 2 under lifting plate 10 is taken out after lifting plate 10 promotes the unnecessary plastic tray 2, the worker is convenient to draw out the number of plastic trays 2 from the top of base 1 quickly, and the work efficiency is improved.

[0027] After the plastic tray 2 is taken out, the second motor is reversed to drive the two fixed plates 9 to move downward, and the plastic tray 2 at the top of the lifting plate 10 is placed on the top of the base 1, and then the first motor is reversed to drive the fixed rod 11 away from the plastic tray 2, the lifting plate 10 is pulled out from the bottom of the plastic tray 2, and at the same time the fixed rod 11 is away from the rack 19, the rack 19 moves under the action of the spring 26, the third gear 22 is reversed to drive the two open and close nuts 17 not to contact the first threaded rod 8, the fixed plate 9 is in sliding connection with the first threaded rod 8, at this time the worker can move the fixed plate 9 through the handrail to select the required number of plastic trays 2.

[0028] When the lifting plate 10 drives the plurality of plastic trays 2 to move up and down, the plurality of plastic trays 2 move up and down between the two first clamping plates 501 and the two second clamping plates 502, and the lifting plate 10 drives the plastic trays 2 to move up and down, and the plurality of plastic trays 2 are limited by the first clamping plate 501 and the second clamping plate 502, so that the plastic trays 2 stacked during work do not tilt and fall, and the safety during work is increased.

[0029] When it is needed to place the stacked trays, the lifting plate 10 drives the bottommost plastic tray 2 to rise, and after the plastic tray 2 to be placed is placed on the top of the base 1, the lifting plate 10 is lowered to stack the plastic trays 2.

[0030] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as exemplary and non-restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

Claims

1. A stable pull-out placement structure of trays, comprising a base (1) and a plurality of plastic trays (2) arranged in stacks, characterized in that: Both ends of the front side of the base (1) are fixedly connected with first support plates (301), both ends of the rear side of the base (1) are fixedly connected with second support plates (302), both sides of the top of the base (1) are provided with fixed plates (9), the top of the base (1) is rotatably connected with first threaded rods (8), the two ends of the two fixed plates (9) are respectively penetrated through the two fixed plates (9) and are slidably connected with the two fixed plates (9), both ends of the two fixed plates (9) are provided with two open nuts (17), the inner sides of the eight open nuts (17) are provided with threaded grooves, the eight open nuts (17) are two by two, and the four groups of open nuts (17) are matched with the four first threaded rods (8).

2. The stabilizing pull-off rest structure of a tray according to claim 1, characterized by: Both ends of the front side of the base (1) are fixedly connected with first support plates (301), both ends of the rear side of the base (1) are fixedly connected with second support plates (302), both sides of the top of the base (1) are provided with fixed plates (9), the top of the base (1) is rotatably connected with first threaded rods (8), the two ends of the two fixed plates (9) are respectively penetrated through the two fixed plates (9) and are slidably connected with the two fixed plates (9), both ends of the two fixed plates (9) are provided with two open nuts (17), the inner sides of the eight open nuts (17) are provided with threaded grooves, the eight open nuts (17) are two by two, and the four groups of open nuts (17) are matched with the four first threaded rods (8).

3. The stabilizing pull-off rest of a tray according to claim 2, characterized in that: Both ends of the front side of the base (1) are fixedly connected with first support plates (301), both ends of the rear side of the base (1) are fixedly connected with second support plates (302), both sides of the top of the base (1) are provided with fixed plates (9), the top of the base (1) is rotatably connected with first threaded rods (8), the two ends of the two fixed plates (9) are respectively penetrated through the two fixed plates (9) and are slidably connected with the two fixed plates (9), both ends of the two fixed plates (9) are provided with two open nuts (17), the inner sides of the eight open nuts (17) are provided with threaded grooves, the eight open nuts (17) are two by two, and the four groups of open nuts (17) are matched with the four first threaded rods (8).

4. The stabilizing pull-off rest structure of a tray according to claim 3, characterized in that: Both ends of the front side of the base (1) are fixedly connected with first support plates (301), both ends of the rear side of the base (1) are fixedly connected with second support plates (302), both sides of the top of the base (1) are provided with fixed plates (9), the top of the base (1) is rotatably connected with first threaded rods (8), the two ends of the two fixed plates (9) are respectively penetrated through the two fixed plates (9) and are slidably connected with the two fixed plates (9), both ends of the two fixed plates (9) are provided with two open nuts (17), the inner sides of the eight open nuts (17) are provided with threaded grooves, the eight open nuts (17) are two by two, and the four groups of open nuts (17) are matched with the four first threaded rods (8).

5. The stabilizing pull-off rest of a tray according to claim 4, characterized in that: Four third gear (22) one side are fixedly connected with connecting rod (21), four connecting rod (21) one end respectively through four limiting plate (20) and with four limiting plate (20) rotationally connected, four connecting rod (21) away from third gear (22) one end are fixedly connected with rotating wheel (23), four rotating wheel (23) inside are opened with two limiting sliding slot, eight sliding block (18) are respectively connected in eight limiting sliding slot inside.

6. The stabilizing pull-off rest of a tray according to claim 4, characterized in that: Two fixed plate (9) top two sides are fixedly connected with second limiting block (24), four second limiting block (24) one side are fixedly connected with second limiting rod (7), four rack (19) one side are fixedly connected with fixed block (25), four fixed block (25) one side are fixedly connected with first limiting rod (6), four first limiting rod (6) are respectively connected in four second limiting rod (7) inside, four second limiting rod (7) outside are all set with spring (26).

7. The stabilizing pull-off rest of a tray according to claim 1, characterized in that: Two first support plate (301) top are fixedly connected with top plate (4), four first screw rod (8) top respectively through two top plate (4) and with two top plate (4) rotationally connected, two top plate (4) top are fixedly connected with two second motor, four second motor output respectively with four first screw rod (8) fixedly connected, two first support plate (301) top opposite side are fixedly connected with first clamping plate (501), two second support plate (302) one side are fixedly connected with second clamping plate (502), two second clamping plate (502) inner side and two first clamping plate (501) inner side are all with plastic tray (2) is pasted.

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