Lifting platform

Abstract

The utility model relates to the technical field of automation equipment, in particular to a lifting platform which comprises a base, a lifting platform, a first sliding rail, a second sliding rail, a first supporting piece and a second supporting piece, the first sliding rail is fixedly connected to the lower end of the lifting platform, and the second sliding rail is fixedly connected to the upper end of the base; one end of the first supporting piece is hinged to the upper end of the base, the other end of the first supporting piece is connected to the first sliding rail in a sliding mode, one end of the second supporting piece is connected to the second sliding rail in a sliding mode, the other end of the second supporting piece is hinged to the lower end of the lifting table, and the first supporting piece is hinged to the second supporting piece. The first sliding rail guides one end of the first supporting piece, the second sliding rail guides one end of the second supporting piece, the first supporting piece and the second supporting piece are convenient to slide, friction is reduced, and the service life of the lifting platform is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of automation equipment technology, in particular to a lifting platform. BACKGROUND

[0002] The lifting platform is a multifunctional hoisting and unloading mechanical equipment, mainly used for vertical transportation of people or goods, and also used for vertical transportation in factory, automatic warehouse and other logistics systems. The lifting platform is generally driven by hydraulic pressure, so it is also called hydraulic lifting platform.

[0003] The existing lifting platform may have friction sound in the actual application process, and when the bearing is large, the parts are prone to wear, which eventually causes the lifting platform to shake, bump and other phenomena, affecting the service life of the lifting platform. CONTENT OF THE UTILITY MODEL

[0004] In order to prolong the service life of the lifting platform, the present application provides a lifting platform.

[0005] The present application provides a technical scheme as follows:

[0006] A lifting platform, comprising a base, a lifting platform, a first sliding rail, a second sliding rail, a first support and a second support, the first sliding rail is fixedly connected to the lower end of the lifting platform, the second sliding rail is fixedly connected to the upper end of the base, one end of the first support is hingedly connected to the upper end of the base, the other end of the first support is slidingly connected to the first sliding rail, one end of the second support is slidingly connected to the second sliding rail, the other end of the second support is hingedly connected to the lower end of the lifting platform, and the first support is hingedly connected to the second support.

[0007] By adopting the above technical scheme, the first sliding rail guides one end of the first support, the second sliding rail guides one end of the second support, the first support and the second support are convenient to slide, reduce friction, and prolong the service life of the lifting platform.

[0008] Preferably, the second sliding rail comprises two second sliding blocks, the two second sliding blocks are respectively arranged on the two sides of the second support, the second sliding block is fixedly connected to the upper end of the base, one end of the second sliding block towards the second support is provided with a second sliding groove, and one end of the second support is slidingly embedded in the second sliding groove.

[0009] By adopting the above technical scheme, the second sliding groove guides the sliding of the second support, improves the stability of the lifting platform, reduces safety hazards, and is convenient for operators to use.

[0010] Preferably, the second sliding rail further comprises a second sliding piece, the second sliding piece is fixedly connected to the upward groove wall of the second sliding groove, and the second sliding piece is used for abutting against the second support.

[0011] By adopting the technical scheme, the second sliding piece reduces the friction with the second support piece, reduces the abrasion of the lifting platform, and prolongs the service life of the lifting platform.

[0012] Preferably, the second support piece comprises a second support frame, a second fixed column and a second roller, the second support frame is hinged to the lower end of the lifting platform, the second fixed column is fixedly connected to the outer wall of the second support frame towards the second sliding block, the second roller is sleeved on the outer periphery of the second fixed column, and the second roller is arranged in the second sliding groove.

[0013] By adopting the technical scheme, the sliding friction is converted into rolling friction by the roller, the friction is reduced, the abrasion is reduced, and the service life of the lifting platform is prolonged.

[0014] Preferably, the second support piece further comprises a second bearing, the second bearing is coaxially fixedly connected to the outer wall of the second fixed column, and the second roller is coaxially fixedly connected to the outer wall of the second bearing.

[0015] By adopting the technical scheme, the second bearing reduces the friction between the second fixed column and the second roller, reduces the abrasion, and prolongs the service life of the lifting platform.

[0016] Preferably, the second support frame comprises a second support rod and a connecting rod, one end of the second support rod is hinged to the lower end of the lifting platform, two second support rods are arranged, the second support rods are arranged in one-to-one correspondence with the second sliding blocks, the connecting rod is arranged between the two second support rods, and two ends of the connecting rod are fixedly connected to the two second support rods respectively.

[0017] By adopting the technical scheme, the connecting rod improves the structural strength of the lifting platform, improves the stability of the lifting platform, and is convenient for operators to use.

[0018] Preferably, the first support piece comprises a first support frame and a first connecting piece, the first support frame comprises a first support rod and a reinforcing rod, one end of the first support rod is hinged to the upper end of the base, the other end of the first support rod is slidingly connected to the first sliding rail through the first connecting piece, two first support rods are arranged, the reinforcing rod is arranged between the two first support rods, two ends of the reinforcing rod are fixedly connected to the two first support rods respectively, and the first support rod is hinged to the second support rod.

[0019] By adopting the technical scheme, the reinforcing rod improves the structural strength of the lifting platform, improves the stability of the lifting platform, and is convenient for operators to use.

[0020] Preferably, the support seat is fixedly connected to the first support rod, the support seat is close to the hinged end of the first support rod, the connecting seat is fixedly connected to the second support rod, the connecting seat is close to the hinged point of the first support rod and the second support rod, the cylinder body of the hydraulic cylinder is hinged to the support seat, and the piston rod of the hydraulic cylinder is hinged to the connecting seat.

[0021] By adopting the technical scheme, the hydraulic cylinder is used to drive the lifting platform to lift, the stability is high, the bearing capacity is strong, and the service life of the lifting platform is prolonged.

[0022] Preferably, the third support member is fixedly connected at the lower end to the upper end of the base, and the upper end of the third support member is used to abut against the lower end of the lifting platform.

[0023] By adopting the technical scheme, the third support member supports the lifting platform, and the stability of the lifting platform is improved.

[0024] Preferably, the third support member includes a driving cylinder and an abutting plate, the cylinder body of the driving cylinder is fixedly connected to the upper end of the base, the piston rod of the driving cylinder is fixedly connected to the lower end of the abutting plate, and the upper end of the abutting plate is used to abut against the lower end of the lifting platform.

[0025] By adopting the technical scheme, the stability of the lifting platform is further improved, and the personal safety of the operator is protected.

[0026] In summary, the present application has at least one of the following beneficial technical effects:

[0027] 1. The first slide rail guides one end of the first support member, and the second slide rail guides one end of the second support member, so that the first support member and the second support member are facilitated to slide, friction is reduced, and the service life of the lifting platform is prolonged.

[0028] 2. The second sliding sheet reduces the friction with the second support member, reduces the wear of the lifting platform, and prolongs the service life of the lifting platform.

[0029] 3. The second bearing reduces the friction between the second fixed column and the second roller, reduces wear, and prolongs the service life of the lifting platform. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a schematic view of the overall structure of the lifting platform.

[0031] Figure 2 is a schematic view of the overall structure of the lifting platform, mainly used to show the lifting platform, the first slide rail and the third support member.

[0032] Figure 3It is the overall structure schematic diagram of the base, the first sliding rail, the second sliding rail, the first support piece, the second support piece and the driving assembly.

[0033] Figure 4 It is the overall structure schematic diagram of the first connecting piece.

[0034] Figure 5 It is the overall structure schematic diagram of the second connecting piece.

[0035] Legend: 1, base; 11, first hinged seat; 2, lifting platform; 21, second hinged seat; 3, first sliding rail; 31, first sliding block; 311, first sliding groove; 32, first sliding piece; 4, second sliding rail; 41, second sliding block; 411, second sliding groove; 42, second sliding piece; 5, first support piece; 51, first support frame; 511, first support rod; 512, reinforcing rod; 52, first connecting piece; 521, first fixed column; 522, first bearing; 523, first roller; 6, second support piece; 61, second support frame; 611, second support rod; 612, connecting rod; 62, second connecting piece; 621, second fixed column; 622, second bearing; 623, second roller; 7, driving assembly; 71, support seat; 72, connecting seat; 73, hydraulic cylinder; 8, third support piece; 81, driving cylinder; 82, abutting plate. DETAILED DESCRIPTION

[0036] The following will be described in detail in combination with the accompanying drawings. Figures 1-5 The application is further described in detail.

[0037] The application discloses a lifting platform. Referring to Figure 1 and Figure 2 The lifting platform comprises a base 1, a lifting platform 2, a first sliding rail 3, a second sliding rail 4, a first support piece 5, a second support piece 6, a driving assembly 7 and a third support piece 8, one end of the first support piece 5 is hinged to the upper end of the base 1, the other end of the first support piece 5 is slidingly connected to the first sliding rail 3, one end of the second support piece 6 is slidingly connected to the second sliding rail 4, the other end of the second support piece 6 is hinged to the lower end of the lifting platform 2, and the first support piece 5 is hinged to the second support piece 6.

[0038] Referring to Figure 3 and Figure 4The first support piece 5 comprises a first support frame 51 and a first connecting piece 52. The first support frame 51 comprises a first support rod 511 and a reinforcing rod 512. The first connecting piece 52 comprises a first fixed column 521, a first bearing 522 and a first roller 523. The first support rod 511 is provided with two, and the reinforcing rod 512 is arranged between the two first support rods 511. The two ends of the reinforcing rod 512 are fixedly connected to the two first support rods 511 respectively. The reinforcing rod 512 is provided with a plurality of reinforcing rods 512, and the plurality of reinforcing rods 512 are arranged along the length direction of the first support rod 511.

[0039] The first connecting piece 52 is provided with two, and the first connecting piece 52 is arranged in one-to-one correspondence with the first support rod 511. The first connecting piece 52 is arranged close to one end of the first support rod 511. The first fixed column 521 is fixedly connected to one end of the first support rod 511 away from the reinforcing rod 512. The axis of the first fixed column 521 is perpendicular to the first support rod 511. The first bearing 522 is coaxially fixedly connected to the outer wall of the first fixed column 521. The first roller 523 is coaxially fixedly connected to the outer wall of the first bearing 522.

[0040] Referring to Figure 3 The upper end of the base 1 is fixedly connected with a first hinge seat 11. One end of the first support rod 511 away from the first connecting piece 52 is hinged to the first hinge seat 11. The hinge axis of the first support rod 511 and the first hinge seat 11 is parallel to the width direction of the base 1.

[0041] Referring to Figure 2 and Figure 4 The first slide rail 3 comprises a first sliding block 31 and a first sliding sheet 32. The first sliding block 31 is provided with two, and the two first sliding blocks 31 are arranged on the two sides of the first support piece 5 respectively. The first sliding block 31 is fixedly connected to the lower end of the lifting platform 2. One end of the first sliding block 31 towards the first support piece 5 is provided with a first sliding groove 311. The first sliding sheet 32 is fixedly connected to the downward slot wall of the first sliding groove 311. The first roller 523 is arranged in the first sliding groove 311. The outer wall of the first roller 523 abuts against the downward end face of the first sliding sheet 32.

[0042] Referring to Figure 3 and Figure 5The second support 6 comprises a second support frame 61 and a second connecting piece 62. The second support frame 61 comprises a second support rod 611 and a connecting rod 612. The second connecting piece 62 comprises a second fixed column 621, a second bearing 622 and a second roller 623. The second support rod 611 is provided in two, and the two second support rods 611 are arranged between the two first support rods 511. The second support rod 611 is arranged in one-to-one correspondence with the first support rod 511, and the middle part of the second support rod 611 is hinged to the middle part of the first support rod 511. The connecting rod 612 is arranged between the two second support rods 611, and the two ends of the connecting rod 612 are fixedly connected to the two second support rods 611 respectively. The connecting rod 612 is provided in a plurality, and the plurality of connecting rods 612 are arranged in the length direction of the second support rod 611.

[0043] The second connecting piece 62 is provided in two, and the second connecting piece 62 is arranged in one-to-one correspondence with the second support rod 611. The second connecting piece 62 is close to the lower end of the second support rod 611. The second fixed column 621 is fixedly connected to one end of the second support rod 611 away from the connecting rod 612. The axis of the second fixed column 621 is parallel to the axis of the first fixed column 521. The second bearing 622 is coaxially fixedly connected to the outer wall of the second fixed column 621. The second roller 623 is coaxially fixedly connected to the outer wall of the second bearing 622.

[0044] Referring to Figure 2 and Figure 3 , the lower end of the lifting platform 2 is fixedly connected with a second hinge seat 21. The second hinge seat 21 is close to the two ends of the lifting platform 2 respectively with respect to the first sliding rail 3. One end of the second support rod 611 away from the second connecting piece 62 is hinged to the second hinge seat 21. The hinge axis of the second support rod 611 and the second hinge seat 21 is parallel to the hinge axis of the first support rod 511 and the first hinge seat 11. The second hinge seat 21 and the first hinge seat 11 are arranged on the same side of the hinge point of the first support rod 511 and the second support rod 611.

[0045] Referring to Figure 1 and Figure 5 , the second sliding rail 4 comprises a second sliding block 41 and a second sliding sheet 42. The second sliding block 41 is provided in two, and the two second sliding blocks 41 are arranged on the two sides of the second support 6 respectively. The second sliding block 41 is fixedly connected to the upper end of the base 1. The second sliding block 41 is close to the two ends of the base 1 respectively with respect to the first hinge seat 11. One end of the second sliding block 41 towards the second support 6 is provided with a second sliding groove 411. The second sliding sheet 42 is fixedly connected to the upward slot wall of the second sliding groove 411. The second roller 623 is arranged in the second sliding groove 411. The outer wall of the second roller 623 abuts against the upward end face of the second sliding sheet 42.

[0046] Referring to Figure 3The driving assembly 7 comprises a support base 71, a connecting base 72 and a hydraulic cylinder 73. Two ends of the support base 71 are fixedly connected to the two first support rods 511 respectively. The support base 71 is close to the hinged end of the first support rod 511. Two ends of the connecting base 72 are fixedly connected to the two second support rods 611 respectively. The connecting base 72 is arranged on one side of the hinged point between the first support rod 511 and the second support rod 611 and close to the hinged end of the second support rod 611. The cylinder body of the hydraulic cylinder 73 is hinged to the support base 71. The piston rod of the hydraulic cylinder 73 is hinged to the connecting base 72.

[0047] With reference to Figure 2 The third support 8 comprises a driving cylinder 81 and an abutting plate 82. The cylinder body of the driving cylinder 81 is fixedly connected to the upper end of the base 1. The piston rod of the driving cylinder 81 is fixedly connected to the lower end of the abutting plate 82. The upper end of the abutting plate 82 is used for abutting the lower end of the lifting platform 2. Four third supports 8 are arranged on the outer periphery of the first support 5 and the second support 6. The four supports are arranged between the first hinged base 11 and the second sliding rail 4.

[0048] The implementation principle of the lifting platform is as follows: the hydraulic cylinder 73 drives the relative rotation of the first support rod 511 and the second support rod 611. The first roller 523 abuts the first sliding piece 32 to slide in the first sliding groove 311. The second roller 623 abuts the second sliding piece 42 to slide in the second sliding groove 411. The height of the lifting platform 2 is adjusted conveniently. The upper end of the third support 8 abuts the lifting platform 2, so that the stability is improved.

[0049] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application. Any equivalent changes made on the basis of the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A lift platform, characterized by: The utility model provides a lifting platform, including base (1), lifting platform (2), first slide rail (3), second slide rail (4), first support (5) and second support (6), first slide rail (3) fixed connection is in the lower end of lifting platform (2), second slide rail (4) fixed connection is in the upper end of base (1), one end of first support (5) is hinged to the upper end of base (1), the other end of first support (5) is slidably connected to first slide rail (3), one end of second support (6) is slidably connected to second slide rail (4), the other end of second support (6) is hinged to the lower end of lifting platform (2), and first support (5) is hinged to second support (6); Second slide rail (4) includes two second sliding blocks (41), and two second sliding blocks (41) are arranged on the two sides of second support (6) respectively, second sliding block (41) is fixedly connected to the upper end of base (1), one end of second sliding block (41) towards second support (6) is provided with second sliding groove (411), and one end of second support (6) is slidably embedded in second sliding groove (411). Second slide rail (4) further includes second sliding piece (42), second sliding piece (42) is fixedly connected to the upward groove wall of second sliding groove (411), and second sliding piece (42) is used for abutting second support (6); Second support (6) includes second support frame (61), second fixed column (621) and second roller (623), second support frame (61) is hinged to the lower end of lifting platform (2), second fixed column (621) is fixedly connected to the outer wall of second support frame (61) towards second sliding block (41), second roller (623) is sleeved on the outer circumference of second fixed column (621), and second roller (623) is arranged in second sliding groove (411); Second support frame (61) includes second support rod (611) and connecting rod (612), one end of second support rod (611) is hinged to the lower end of lifting platform (2), two second support rods (611) are arranged, and second support rod (611) is arranged in one-to-one correspondence with second sliding block (41), connecting rod (612) is arranged between the two second support rods (611), and the two ends of connecting rod (612) are fixedly connected to the two second support rods (611) respectively; First support (5) includes first support frame (51) and first connecting piece (52), first support frame (51) includes first support rod (511) and reinforcing rod (512), one end of first support rod (511) is hinged to the upper end of base (1), the other end of first support rod (511) is slidably connected to first slide rail (3) through first connecting piece (52), two first support rods (511) are arranged, reinforcing rod (512) is arranged between the two first support rods (511), and the two ends of reinforcing rod (512) are fixedly connected to the two first support rods (511) respectively, and first support rod (511) is hinged to second support rod (611).

2. The lift platform of claim 1, wherein: The second support (6) further comprises a second bearing (622), which is coaxially fixedly connected to the outer wall of the second fixed column (621), and the second roller (623) is coaxially fixedly connected to the outer wall of the second bearing (622).

3. The lift platform of claim 1, wherein: Further comprising a support seat (71), a connecting seat (72) and a hydraulic cylinder (73), the support seat (71) is fixedly connected to the first support rod (511), the support seat (71) is close to the hinged end of the first support rod (511), the connecting seat (72) is fixedly connected to the second support rod (611), the connecting seat (72) is close to the hinged point of the first support rod (511) and the second support rod (611), the cylinder body of the hydraulic cylinder (73) is hinged to the support seat (71), and the piston rod of the hydraulic cylinder (73) is hinged to the connecting seat (72).

4. The lift platform of claim 1, wherein: Further comprising a third support (8), the lower end of the third support (8) is fixedly connected to the upper end of the base (1), and the upper end of the third support (8) is used for abutting against the lower end of the lifting platform (2).

5. The lift platform of claim 4, wherein: The third support (8) comprises a driving cylinder (81) and an abutting plate (82), the cylinder body of the driving cylinder (81) is fixedly connected to the upper end of the base (1), the piston rod of the driving cylinder (81) is fixedly connected to the lower end of the abutting plate (82), and the upper end of the abutting plate (82) is used for abutting against the lower end of the lifting platform (2). The third support (8) comprises a driving cylinder (81) and an abutting plate (82), the cylinder body of the driving cylinder (81) is fixedly connected to the upper end of the base (1), the piston rod of the driving cylinder (81) is fixedly connected to the lower end of the abutting plate (82), and the upper end of the abutting plate (82) is used for abutting against the lower end of the lifting platform (2).

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