Protective structure for hydraulic lifting platform

Abstract

The utility model discloses a protective structure for a hydraulic lifting platform, and relates to the technical field of lifting frames. A protective structure for a hydraulic lifting platform comprises supporting installation bases and a supporting plate, a limiting device is arranged on the supporting plate and comprises two installation bases and four supporting columns, and the outer walls of the lower ends of the four supporting columns are rotationally connected with the interiors of protruding blocks on the two sides of the corresponding installation bases correspondingly. In a limiting device, a fixed bolt is screwed to rotate so that the other end of the fixed bolt is separated from the interior of a fixed bolt groove, then a rotating connecting rod is screwed to rotate so that one end of a second connecting rod is separated from the interior of the rotating connecting rod, and then a rotating block can be turned over to rotate on a fixed block to turn over to a proper position; and then the mounting base is pulled to be taken down from the supporting plate, so that the protection assembly is convenient to store, transportation difficulty caused by the fact that the equipment moves to other positions is avoided, and the flexibility of the equipment is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lifting frame, especially relates to a protection structure for hydraulic lifting platform. BACKGROUND

[0002] The protection structure for hydraulic lifting platform refers to a device specially designed for a hydraulic lifting platform to protect the safety of operators and equipment and prevent accidents.

[0003] The protection structure for hydraulic lifting platform includes a fence or guardrail, a protective net, a door or gate, a safety floor, a folding or telescopic component, a buffer device, an emergency stop button, warning signs and lights, a collision prevention device, and a limit switch, etc. The fence or guardrail surrounds the working platform of the lifting platform to prevent people or objects from falling off the platform.

[0004] The existing protection structure for hydraulic lifting platform uses a welding fixation method for the protective fence, which makes the lifting platform bulky during transportation when it needs to be moved to other locations, increases the transportation cost and difficulty, and limits the flexibility of the lifting platform. TECHNICAL CONTENT

[0005] The utility model aims to solve at least one of the technical problems in the prior art and provide a protection structure for hydraulic lifting platform that can solve the problem of using a welding fixation method for the protective fence, which makes the lifting platform bulky during transportation when it needs to be moved to other locations, increases the transportation cost and difficulty, and limits the flexibility of the lifting platform.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a protection structure for hydraulic lifting platform, comprising a support mounting seat and a support plate, a limiting device is arranged on the support plate;

[0007] The limiting device includes two mounting seats and four support columns. The lower end outer walls of the four support columns are respectively rotatably connected to the inside of the corresponding mounting seat on both sides. The upper surfaces of both sides of the support plate are provided with mounting seat grooves. The outer walls of the two mounting seats are respectively slidably connected to the inside of the corresponding mounting seat groove. The lower inner walls of the two mounting seat grooves are provided with two limiting grooves. The upper surfaces of both sides of the support plate are provided with two protrusion grooves.

[0008] Two groups of support columns are fixedly connected with fixed blocks on opposite surfaces, rotating blocks are rotatably connected in the interiors of the ends of the four fixed blocks away from the support columns, first connecting rods are rotatably connected to the outer walls of the ends of the rotating blocks away from the fixed blocks, rotating connecting rods are sleeved on the outer walls of the two first connecting rods, second connecting rods are rotatably connected to the ends of the rotating blocks away from the fixed blocks, fixed bolts are threadedly connected to the upper surfaces of the two protrusions on the two mounting seats, and fixed bolt grooves are formed in the interiors of the two protrusion grooves.

[0009] Preferably, the outer walls of the lower end protrusions on the two sides of the two mounting seats are slidably connected with the interiors of the corresponding limiting grooves, and two groups of the four support columns are connected through connecting rods.

[0010] The outer walls of the two protrusions on the two mounting seats are slidably connected with the interiors of the corresponding protrusion grooves.

[0011] Preferably, the ends of the two second connecting rods close to the rotating connecting rods are threadedly connected with the interiors of the ends of the corresponding rotating connecting rods.

[0012] The ends of the four fixed bolts close to the fixed bolt grooves are threadedly extended into the interiors of the protrusion grooves and are threadedly connected with the interiors of the corresponding fixed bolt grooves.

[0013] Preferably, rotating mounting blocks are rotatably connected in the interiors of the two fixed seats in the support mounting seat.

[0014] The ends of the two rotating mounting blocks away from the support mounting seat are fixedly connected with hydraulic telescopic rods.

[0015] Preferably, the output ends of the two hydraulic telescopic rods are fixedly connected with sliding blocks.

[0016] Connecting rotating rods are rotatably connected to the outer walls of the fixed rods in the two grooves in the inner wall of the lower side of the support mounting seat.

[0017] Preferably, the lower surfaces of the support plates are fixedly connected with two first fixed mounting blocks, and the ends of the two connecting rotating rods away from the support mounting seat are rotatably connected with the interiors of the corresponding first fixed mounting blocks.

[0018] The outer walls of the two connecting rotating rods are provided with sliding block grooves, and the outer walls of the two sliding blocks are slidably connected with the interiors of the corresponding sliding block grooves.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] 1、 the hydraulic lifting platform protection structure, through the limiting device in the fixed bolt rotation makes its other end and the inside of fixed bolt groove is not in contact, then the rotating connecting rod is screwed to make the second connecting rod one end and the inside of rotating connecting rod is not in contact, then can overturn the rotating block and make it rotate on the fixed block and overturn the appropriate position, then pull the mounting seat and can be taken off from the support plate, so as to store the protection assembly, avoid the equipment to move to other position to cause the transportation difficulty, effectively improve the flexibility of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0021] The utility model is further explained below in combination with the drawings and examples:

[0022] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0023] Figure 2 It is the structure schematic diagram of mounting seat outside of the utility model;

[0024] Figure 3 It is the structure schematic diagram of support mounting seat inside of the utility model;

[0025] Figure 4 It is the structure schematic diagram of connecting rotating rod outside of the utility model.

[0026] Fig. 1 support mounting seat 2, support plate 3, support column 4, mounting seat groove 5, fixed block 6, rotating block 7, first connecting rod 8, second connecting rod 9, lug groove 10, mounting seat 11, limiting groove 12, fixed bolt 13, rotating connecting rod 14, fixed bolt slot 15, sliding block 16, first fixed mounting block 17, rotating mounting block 18, sliding block slot 19, hydraulic telescopic rod 20, connecting rotating rod. DETAILED DESCRIPTION

[0027] This part will describe the specific embodiments of the utility model in detail, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0028] In the description of the utility model, it is understood that, in relation to the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. It is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the device or element must have a specific orientation, a specific orientation and operation, therefore, it cannot be understood as the limitation of the utility model.

[0029] In the description of the utility model, greater than, less than, exceed and the like are understood as not including the number, above, below, within and the like are understood as including the number.If there is a description to the first, second is only used for distinguishing technical features for the purpose, and can not be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0030] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection should be understood in a broad sense, and the skilled person in the art can determine the specific meaning of the above words in the utility model in combination with the specific content of the technical scheme.

[0031] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a protective structure for hydraulic lifting platform, including support mounting seat 1 and support plate 2;

[0032] Limiting device is provided on support plate 2;

[0033] Limiting device includes two mounting seats 10 and four support columns 3, the lower end outer wall of four and support column 3 is respectively connected with the inside rotation of corresponding mounting seat 10 two sides protruding block, the upper surface of both sides of support plate 2 is all set up mounting seat groove 4, the outer wall of two mounting seats 10 is respectively connected with the inside sliding of corresponding mounting seat groove 4, the lower side inner wall of two mounting seat grooves 4 is all set up two limiting grooves 11, the outer wall of two mounting seats 10 two sides lower end protruding block is respectively connected with the inside sliding of corresponding limiting groove 11, four support columns 3 two groups are connected by connecting rod, the upper surface of both sides of support plate 2 is all set up two protruding block grooves 9, the outer wall of two protruding blocks on two mounting seats 10 is respectively connected with the inside sliding of corresponding protruding block groove 9, the opposite face of two groups of support columns 3 is all fixedly connected with fixed block 5, the inside of one end of four fixed blocks 5 away from support column 3 is all rotatably connected with rotating block 6, the outer wall of one end of rear end group rotating block 6 away from fixed block 5 is all rotatably connected with first connecting rod 7, the outer wall of two first connecting rods 7 is all sleeved with rotating connecting rod 13, the one end of two second connecting rods 8 close to rotating connecting rod 13 is respectively connected with the inside screw thread of corresponding rotating connecting rod 13 one end, the upper surface of two protruding blocks on two mounting seats 10 is all screw thread connected with fixed bolt 12, the inside of two protruding block grooves 9 is all set up fixed bolt groove 14, the one end of four fixed bolts 12 close to fixed bolt groove 14 is all screw thread extended to the inside of protruding block groove 9 and respectively connected with the inside screw thread of corresponding fixed bolt groove 14.

[0034] Two rotating installation blocks 17 are rotatably connected inside the two fixed seats inside the support mounting seat 1, one end of each of the two rotating installation blocks 17 away from the support mounting seat 1 is fixedly connected with a hydraulic telescopic rod 19, the output end of each of the two hydraulic telescopic rods 19 is fixedly connected with a sliding block 15, the outer wall of each of the two connecting rotating rods 20 is rotatably connected with a fixed rod inside the two grooves on the inner wall of the support mounting seat 1, the lower surface of the support plate 2 is fixedly connected with two first fixed installation blocks 16, one end of each of the two connecting rotating rods 20 away from the support mounting seat 1 is rotatably connected with the inside of the lower end of the corresponding first fixed installation block 16, the outer wall of each of the two connecting rotating rods 20 is provided with a sliding block groove 18, and the outer wall of each of the two sliding blocks 15 is slidably connected with the inside of the corresponding sliding block groove 18.

[0035] Further, in use, the device is started by connecting an external power source. First, in use, the output end of the hydraulic telescopic rod 19 drives the sliding block 15 to slide inside the sliding block groove 18. Then, the force generated by the sliding of the sliding block 15 inside the sliding block groove 18 drives the connecting rotating rod 20 to flip around the fixed rod inside the groove on the inner wall of the support mounting seat 1, while the sliding block 15 and the connecting rotating rod 20 cooperate to drive the support plate 2 to move upwards for height adjustment. Then, the staff can operate on the upper end of the support plate 2, and then the protective assembly protects the staff. Then, when the protective assembly needs to be disassembled, the fixed bolt 12 is rotated to make the other end thereof disengage from the inside of the fixed bolt groove 14. Then, the rotating connecting rod 13 is rotated to make one end of the second connecting rod 8 disengage from the inside of the rotating connecting rod 13. Then, the rotating block 6 can be flipped to rotate on the fixed block 5 to flip to a suitable position. Then, the mounting seat 10 can be removed from the support plate 2 by pulling it, which facilitates the storage of the protective assembly.

[0036] Further, in use, the device is started by connecting an external power source. First, in use, the output end of the hydraulic telescopic rod 19 drives the sliding block 15 to slide inside the sliding block groove 18. Then, the force generated by the sliding of the sliding block 15 inside the sliding block groove 18 drives the connecting rotating rod 20 to flip around the fixed rod inside the groove on the inner wall of the support mounting seat 1, while the sliding block 15 and the connecting rotating rod 20 cooperate to drive the support plate 2 to move upwards for height adjustment. Then, the staff can operate on the upper end of the support plate 2, and then the protective assembly protects the staff. Then, when the protective assembly needs to be disassembled, the fixed bolt 12 is rotated to make the other end thereof disengage from the inside of the fixed bolt groove 14. Then, the rotating connecting rod 13 is rotated to make one end of the second connecting rod 8 disengage from the inside of the rotating connecting rod 13. Then, the rotating block 6 can be flipped to rotate on the fixed block 5 to flip to a suitable position. Then, the mounting seat 10 can be removed from the support plate 2 by pulling it, which facilitates the storage of the protective assembly.

[0037] Working principle: first in use through the hydraulic telescopic rod 19 output end drive sliding block 15 in the inside of sliding block groove 18 sliding, then through the sliding block 15 in the inside of sliding block groove 18 sliding generated by the action force drive connection rotating rod 20 to support the fixed rod in the inside of mounting seat 1 wall groove center flip at the same time through the sliding block 15 and connection rotating rod 20 cooperation drive support plate 2 to move up to adjust height, then the staff can operate on the support plate 2 upper end, then through the protection assembly to the staff protection, then when need to disassemble the protection assembly, twist fixed bolt 12 rotation makes its other end and fixed bolt groove 14 inside contact, then twist rotating connecting rod 13 rotation makes second connecting rod 8 one end and rotating connecting rod 13 inside contact, then can overturn rotating block 6 makes it on the fixed block 5 rotation overturns it to flip the appropriate position, then pull mounting seat 10 can be taken from the support plate 2, so as to store the protection assembly.

[0038] The embodiment of the utility model has been explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiment, and various changes can be made within the knowledge range possessed by ordinary skilled persons in the technical field without departing from the purpose of the utility model.

Claims

1. A protective structure for a hydraulic lifting platform, comprising a support mounting seat (1) and a support plate (2), characterized in that: The support plate (2) is provided with a limiting device; The limiting device comprises two mounting seats (10) and four support columns (3), the lower end outer walls of the four support columns (3) are respectively rotatably connected to the inner sides of the two protrusions on the two sides of the corresponding mounting seat (10), mounting seat grooves (4) are formed in the upper surfaces of the two sides of the support plate (2), the outer walls of the two mounting seats (10) are respectively slidably connected to the inner sides of the corresponding mounting seat grooves (4), two limiting grooves (11) are formed in the inner lower walls of the two mounting seat grooves (4), and two protrusion grooves (9) are formed in the upper surfaces of the two sides of the support plate (2). The opposite surfaces of the two groups of support columns (3) are fixedly connected with fixed blocks (5), the inner sides of the ends, away from the support columns (3), of the four fixed blocks (5) are rotatably connected with rotating blocks (6), the outer walls of the ends, away from the fixed blocks (5), of the rotating blocks (6) in the rear group are rotatably connected with first connecting rods (7), the outer walls of the two first connecting rods (7) are sleeved with rotating connecting rods (13), the ends, away from the fixed blocks (5), of the rotating blocks (6) in the front group are rotatably connected with second connecting rods (8), the upper surfaces of the two protrusions on the two mounting seats (10) are threadedly connected with fixed bolts (12), and fixed bolt grooves (14) are formed in the inner sides of the two protrusion grooves (9).

2. The guard structure for a hydraulic lift table according to claim 1, wherein: The lower end protrusions on the two sides of the two mounting seats (10) are slidably connected to the inner sides of the corresponding limiting grooves (11), and the two groups of four support columns (3) are connected through connecting rods. The outer walls of the two protrusions on the two mounting seats (10) are slidably connected to the inner sides of the corresponding protrusion grooves (9).

3. The guard structure for a hydraulic lift table according to claim 1, wherein: The ends, close to the rotating connecting rods (13), of the two second connecting rods (8) are threadedly connected to the inner sides of the corresponding rotating connecting rods (13). The ends, close to the fixed bolt grooves (14), of the four fixed bolts (12) are threadedly extended into the inner sides of the protrusion grooves (9) and are threadedly connected to the inner sides of the corresponding fixed bolt grooves (14).

4. The guard structure for a hydraulic lift table according to claim 1, wherein: The inner sides of the two fixed seats in the support mounting seat (1) are rotatably connected with rotating mounting blocks (17). The ends, away from the support mounting seat (1), of the two rotating mounting blocks (17) are fixedly connected with hydraulic telescopic rods (19).

5. The guard structure for a hydraulic lift table according to claim 4, wherein: The output ends of the two hydraulic telescopic rods (19) are fixedly connected with sliding blocks (15). The outer walls of the fixed rods in the two grooves in the lower inner wall of the support mounting seat (1) are rotatably connected with connecting rotating rods (20).

6. The guard structure for a hydraulic lift table of claim 1, wherein: The lower surfaces of the support plate (2) are fixedly connected with two first fixed mounting blocks (16), and the ends, away from the support mounting seat (1), of the two connecting rotating rods (20) are rotatably connected to the inner sides of the corresponding first fixed mounting blocks (16). The outer walls of the two connecting rotating rods (20) are provided with sliding block grooves (18), and the outer walls of the two sliding blocks (15) are slidably connected to the inner sides of the corresponding sliding block grooves (18).

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