CN213171305U

CN213171305U - Elevator for refrigeration house

Info

Publication number: CN213171305U
Application number: CN202021532286.5U
Authority: CN
Inventors: 刘键宏
Original assignee: Foshan Dinghao Cold Chain Logistics Co ltd
Current assignee: Foshan Dinghao Cold Chain Logistics Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-05-11
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses an elevator for a refrigeration house, which comprises a base, a driving motor, an adjusting screw, two rows of folding frames and a lifting platform, wherein the two rows of folding frames are arranged on the base at intervals in parallel, and each folding frame comprises a plurality of layers of connecting rod groups which are hinged in a crossed manner; the utility model discloses a set up adjusting screw and two sliding seats, utilize two sections opposite spiral threads of screw that adjusting screw takes shape, drive two sliding seats when making adjusting screw rotate and be close to each other or keep away from to drive the folding leg and open or receive and fold, realize lift platform's lift, so can drive the staff, so that the staff takes out the goods on the goods shelves, the practicality is strong, and the lift process is automatic, need not manual operation.

Description

Elevator for refrigeration house

Technical Field

The utility model belongs to the technical field of cold chain logistics technique and specifically relates to a companion ladder for freezer is related to.

Background

The freezer is a warehouse for storing goods, can be provided with a plurality of goods shelves so that deposit different goods in order to be provided with usually in current freezer, nevertheless because the goods shelves have a certain height, very inconvenient when taking out or storing the goods, just need appurtenance to store up with the auxiliary staff this moment and get the goods.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and the utility model aims to provide a high-safety elevator for a refrigeration house with strong practicability.

In order to achieve the above purpose, the utility model provides a scheme does: the lifting ladder for the refrigeration house comprises a base, a driving motor, an adjusting screw rod, two rows of folding frames and a lifting platform, wherein the two rows of folding frames are arranged on the base at intervals, each folding frame comprises a plurality of layers of connecting rod groups which are hinged in a crossed mode, the connecting rod groups of the two rows of folding frames are one-to-one opposite, a rotating shaft is rotatably connected between every two opposite connecting rod groups, the upper end and the lower end of each two adjacent connecting rod groups are hinged through the rotating shaft, a hydraulic damper is hinged between the connecting rod group positioned on the upper side and the connecting rod group positioned on the lower side, and the upper end of the connecting group positioned on the uppermost layer is hinged with the lifting platform to drive the lifting platform to lift; the top surface of the base is provided with a first sliding groove and a second sliding groove which are arranged in parallel at intervals, the first sliding groove extends along the length direction of the base, the adjusting screw rod is arranged in the first sliding groove in the horizontal direction, meanwhile, the first sliding groove is connected with two sliding seats in a sliding manner, the two sliding seats are arranged at intervals and are respectively in threaded connection with the adjusting screw rod, the adjusting screw rod is provided with two sections of threads with opposite rotating directions so that the adjusting screw rod drives the two sliding seats to mutually approach or separate, the two sliding seats are respectively connected with a connecting rod group positioned at the lowest layer upwards so as to drive the two connecting rods of the connecting rod group to open or fold, and the driving motor drives the adjusting screw rod to rotate;

the base sliding connection has a plurality of support frames that stretch into or withdraw from the base, support frame end connection has the sleeve of vertical extension, sleeve cavity has a lifting screw with threaded connection, the lifting screw bottom is formed and is had the backup pad.

The utility model has the advantages that: the utility model discloses a set up adjusting screw and two sliding seats, utilize two sections spiral opposite's that adjusting screw takes shape thread, make adjusting screw drive two sliding seats when rotating and be close to each other or keep away from to drive the folding leg and open or fold, realize the lift of lift platform, so can drive the staff, so that the staff takes out the goods on the goods shelves, the practicality is strong, and the lift process is automatic, need not manual operation; simultaneously through setting up a plurality of support frames and backup pad to support ground through the backup pad earlier before using lift platform, prevent that the base from removing at will, thereby harm staff's safety, the security is high.

Further, the device also comprises a drive reduction gearbox, wherein the drive motor is connected with the drive reduction gearbox, and the drive reduction gearbox is connected with the adjusting screw. The utility model adopts the above structure after, through setting up the drive reducing gear box to drive two sliding seats and be close to each other or keep away from.

Furthermore, a plurality of storage grooves are formed in the base and used for the support frame to be inserted, and the storage grooves extend in the horizontal direction.

Furthermore, it has a plurality of first through-holes to open on the base, and is a plurality of first through-hole runs through to the storing inslot, simultaneously it has the second through-hole to open on the support frame, passes in proper order through a bolt first through-hole and second through-hole are in order to restrict the support frame and remove. The utility model adopts the above structure after, realize that the restriction support frame removes to in the position of regulation and fixed stay frame.

Furthermore, a rotating hand wheel is sleeved at the top end of the lifting screw rod. The utility model adopts the above structure after, rotate in order to drive the lifting screw through rotating the hand wheel to make the lifting screw reciprocate.

Further, the bottom of the base is rotatably connected with a plurality of rollers. The utility model adopts the above structure after, make whole companion ladder can be in the translation that slides on ground.

Furthermore, the second sliding groove extends along the length direction of the base, a sliding rod is arranged in the second sliding groove, two sliding seats are sleeved on the sliding rod, the two sliding seats are arranged at intervals, and the two sliding seats are respectively and upwards connected with a connecting rod group located at the lowest layer. The utility model adopts the above structure after, make the sliding seat on the second sliding tray can follow the sliding seat sliding translation of first sliding tray to the folding leg that the drive corresponds is opened or is closed.

Furthermore, a folding ladder is arranged on the lifting platform, and the maximum unfolding height of the folding ladder is equal to the maximum lifting height of the lifting platform. The utility model adopts the above structure after, through setting up folding ladder in order as emergent instrument, can supply the operation personnel on the lift platform to use and leave lift platform when lift platform can't descend.

Drawings

Fig. 1 is an overall structure front view of the present invention.

Fig. 2 is a front view of the overall internal structure of the present invention.

Fig. 3 is a side view of the overall structure of the present invention (the hydraulic damper and the folding ladder are not shown).

Fig. 4 is a side view of the overall internal structure of the present invention (hydraulic damper and folding ladder not shown).

Fig. 5 is a partially enlarged view of a portion a in fig. 4.

Wherein, 1 is the base, 11 is first sliding tray, 111 is adjusting screw, 12 is the second sliding tray, 121 is the slide bar, 13 is the sliding seat, 14 is driving motor, 141 is the drive reducing gear box, 15 is the storing groove, 16 is first through-hole, 17 is the gyro wheel, 18 is the hydraulic damper, 2 is the folding leg, 21 is the connecting rod, 22 is the pivot, 3 is lift platform, 31 is the folding ladder, 41 is the support frame, 411 is the second through-hole, 42 is the sleeve, 43 is lifting screw, 44 is the backup pad, 45 is the rotation hand wheel, 46 is the bolt.

Detailed Description

The invention will be further described with reference to the following specific embodiments:

referring to fig. 1 to 5, the elevator for the refrigeration house comprises a base 1, a driving motor 14, a driving reduction box 141, an adjusting screw 111, two rows of folding frames 2 and a lifting platform 3, wherein the two rows of folding frames 2 are arranged on the base 1 in parallel at intervals, the folding frames 2 comprise a plurality of layers of cross hinged connecting rod sets, the connecting rod sets of the two rows of folding frames 2 are opposite one by one, a rotating shaft 22 is rotatably connected between every two opposite connecting rod sets, the upper end and the lower end of each connecting rod 21 of every two adjacent connecting rod sets are hinged through the rotating shaft 22, a hydraulic damper 18 is hinged between the connecting rod set at the upper side and the connecting rod set at the lower side, and the upper end of the connecting group at the uppermost layer is hinged with the lifting platform 3 to drive the lifting; the top surface of the base 1 is provided with a first sliding groove 11 and a second sliding groove 12 which are arranged in parallel at intervals, the first sliding groove 11 extends along the length direction of the base 1, the adjusting screw 111 is arranged in the first sliding groove 11 in the horizontal direction, meanwhile, the first sliding groove 11 is connected with two sliding seats 13 in a sliding manner, the two sliding seats 13 are arranged at intervals and are respectively in threaded connection with the adjusting screw 111, the adjusting screw 111 is provided with two sections of threads with opposite rotation directions so that the adjusting screw 111 drives the two sliding seats 13 to approach or separate from each other, the two sliding seats 13 are respectively connected with the connecting rod group at the lowest layer upwards so as to drive the two connecting rods 21 of the connecting rod group to open or fold, the driving motor 14 is connected with a driving reduction box 141, and the driving reduction box 141 is connected with the adjusting screw 111 so that the driving motor 14 drives the; the bottom of the base 1 is rotatably connected with a plurality of rollers 17; the second sliding groove 12 extends along the length direction of the base 1, a sliding rod 121 is arranged in the second sliding groove 12, two sliding seats 13 are sleeved on the sliding rod 121, the two sliding seats 13 are arranged at intervals, and the two sliding seats 13 are respectively connected with the connecting rod group at the lowest layer upwards.

The base 1 is connected with a plurality of supporting frames 41 extending into or out of the base 1 in a sliding manner, the end parts of the supporting frames 41 are connected with vertically extending sleeves 42, the sleeves 42 are hollow and are connected with lifting screw rods 43 in a threaded manner, and supporting plates 44 are formed at the bottom ends of the lifting screw rods 43; a plurality of storage grooves 15 are formed in the base 1 for the support frame 41 to insert, and the storage grooves 15 extend in the horizontal direction; the lifting platform 3 is provided with a folding ladder 31, and the maximum unfolding height of the folding ladder 31 is equal to the maximum lifting height of the lifting platform 3.

A plurality of first through holes 16 are formed in the base 1, the plurality of first through holes 16 penetrate into the storage groove 15, meanwhile, a second through hole 411 is formed in the support frame 41, and the support frame 41 is limited to move by a bolt 46 sequentially penetrating through the first through holes 16 and the second through hole 411; the top end of the lifting screw 43 is sleeved with a rotating hand wheel 45.

In this embodiment, the specific use process is as follows: firstly, the whole elevator is pushed to the front of a corresponding goods shelf through the cooperation of the idler wheels 17, then the bolts 46 are pulled out, the plurality of support frames 41 are pulled out, the bolts 46 are inserted back to limit the support frames 41 to move continuously after the support frames 41 move to the set positions, at the moment, the rotating hand wheel 45 can be screwed to drive the lifting screw 43 to rotate, so that the lifting screw 43 and the support plate 44 move downwards until the support plate 44 props up the whole elevator, and the whole elevator can be prevented from moving randomly; and then, starting the driving motor 14, driving the driving reduction gearbox 141 to rotate forwards by the driving motor 14, enabling the driving reduction gearbox 141 to drive the adjusting screw 111 to rotate forwards, driving the two sliding seats 13 on the first sliding groove 11 to approach each other, gradually opening the folding frame 2 to drive the lifting platform 3 to ascend until the lifting platform rises to a set height position, and finally controlling the driving reduction gearbox 141 to rotate reversely after a worker takes out goods on the goods shelf or puts the goods on the goods shelf to drive the lifting platform 3 to move downwards to return to the original position.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make further changes and modifications to the invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. The utility model provides an companion ladder for freezer which characterized in that: the lifting platform comprises a base (1), a driving motor (14), an adjusting screw rod (111), two rows of folding frames (2) and a lifting platform (3), wherein the two rows of folding frames (2) are arranged on the base (1) at intervals side by side, each folding frame (2) comprises a plurality of layers of connecting rod sets which are hinged in a crossed mode, the connecting rod sets of the two rows of folding frames (2) are opposite one to another, a rotating shaft (22) is rotatably connected between every two opposite connecting rod sets, the upper end and the lower end of each two adjacent connecting rod sets of the connecting rod sets (21) are hinged through the rotating shaft (22), a hydraulic damper (18) is hinged between the connecting rod set on the upper side and the connecting rod set on the lower side, and the upper end of the connecting rod set on the uppermost layer is hinged with the lifting platform (3) to drive the; the top surface of the base (1) is provided with a first sliding groove (11) and a second sliding groove (12) which are arranged in parallel at intervals, the first sliding groove (11) extends along the length direction of the base (1), the adjusting screw rod (111) is horizontally arranged in the first sliding groove (11), meanwhile, the first sliding groove (11) is connected with two sliding seats (13) in a sliding way, the two sliding seats (13) are arranged at intervals and are respectively connected with the adjusting screw rod (111) in a threaded way, the adjusting screw rod (111) is provided with two sections of threads with opposite rotation directions, so that the adjusting screw rod (111) drives the two sliding seats (13) to move close to or away from each other, the two sliding seats (13) are respectively and upwards connected with the connecting rod group positioned at the lowest layer so as to drive the two connecting rods (21) of the connecting rod group to be opened or folded, and the driving motor (14) drives the adjusting screw rod (111) to rotate;

base (1) sliding connection has a plurality of support frames (41) that stretch into or withdraw from base (1), support frame (41) end connection has vertical extension's sleeve (42), sleeve (42) cavity has lifting screw (43) with threaded connection, lifting screw (43) bottom takes shape has backup pad (44).

2. An elevator for a cold store according to claim 1, characterized in that: the automatic adjusting device is characterized by further comprising a driving reduction box (141), the driving motor (14) is connected with the driving reduction box (141), and the driving reduction box (141) is connected with the adjusting screw (111).

3. An elevator for a cold store according to claim 1, characterized in that: the base (1) is provided with a plurality of storage grooves (15) for the support frame (41) to insert, and the storage grooves (15) extend in the horizontal direction.

4. An elevator for a cold store according to claim 3, wherein: the base (1) is provided with a plurality of first through holes (16), the first through holes (16) penetrate into the storage groove (15), meanwhile, the support frame (41) is provided with a second through hole (411), and the first through holes (16) and the second through hole (411) sequentially penetrate through a bolt (46) so as to limit the movement of the support frame (41).

5. An elevator for a cold store according to claim 4, wherein: the top end of the lifting screw rod (43) is sleeved with a rotating hand wheel (45).

6. An elevator for a cold store according to claim 1, characterized in that: the bottom of the base (1) is rotatably connected with a plurality of rollers (17).

7. An elevator for a cold store according to claim 1, characterized in that: the second sliding groove (12) extends along the length direction of the base (1), a sliding rod (121) is arranged in the second sliding groove (12), two sliding seats (13) are sleeved on the sliding rod (121), the two sliding seats (13) are arranged at intervals, and the two sliding seats (13) are respectively upwards connected with a connecting rod group positioned at the lowest layer.

8. An elevator for a cold store according to claim 1, characterized in that: the lifting platform (3) is provided with a folding ladder (31), and the maximum unfolding height of the folding ladder (31) is equal to the maximum lifting height of the lifting platform (3).