CN218174542U

CN218174542U - Large-area synchronous movement scissors fork telescopic structure

Info

Publication number: CN218174542U
Application number: CN202222113259.XU
Authority: CN
Inventors: 张冬冬; 周召强; 张美兰
Original assignee: Shijiazhuang Chenri Electronic Technology Co ltd
Current assignee: Shijiazhuang Chenri Electronic Technology Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-12-30
Anticipated expiration: 2032-08-11

Abstract

The utility model provides a large tracts of land synchronous motion scissors fork extending structure relates to scissors fork extending structure technical field, the on-line screen storage device comprises a base, the position is provided with the extensible member respectively around the top of base, the top of extensible member is provided with the lifter plate, the extensible member is provided with two, and the relative surface both sides position of two extensible members rotates respectively and is connected with a plurality of connecting rods, two be provided with a plurality of evenly distributed's pneumatic cylinder between the extensible member, the utility model discloses, when two extensible members when the extension of pneumatic cylinder and when warping gradually, realize the extension of corresponding speed through the hydraulic telescoping rod that sets up, be convenient for drive and connecting block and spacing ring rotate two connecting rod synchronous motion of being connected, realize the distance adjustment between two connecting rods, and then realize providing secondary power support when flexible to the extensible member, realize the long-pending multiple spot synchronous motion.

Description

Large-area synchronous movement scissor fork telescopic structure

Technical Field

The utility model relates to a scissors fork extending structure technical field especially relates to a large tracts of land synchronous motion scissors fork extending structure.

Background

Large screen displays are another huge market for ultra-high brightness LED applications, including single-color, two-color, and full-color displays of graphics, text, and numbers, and in some cases, the large LED screen needs to be translated, for example, moved up and down or moved left and right, for which a corresponding movement driving structure is used.

However, in the prior art, the adjustment of the position is generally realized by setting the telescopic deformation of the scissor-type telescopic structure, and the scissor-type telescopic structure is only telescopic through the hydraulic cylinder arranged in the scissor-type telescopic structure, so that the telescopic structure connected with the hydraulic cylinder is directly telescopic, and other parts are pushed to realize telescopic through the directly telescopic part, so that the pressure on the joints of other telescopic structures is large, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a large-area synchronous movement scissors fork telescopic structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a large tracts of land synchronous motion scissors fork extending structure, includes the base, the position is provided with the extensible member respectively around the top of base, the top of extensible member is provided with the lifter plate, the extensible member is provided with two, and the relative surface both sides position of two extensible members rotates respectively and is connected with a plurality of connecting rods, two be provided with a plurality of evenly distributed's pneumatic cylinder between the extensible member, the flexible end fixedly connected with arc piece of pneumatic cylinder, surface fixedly connected with ring respectively around the arc piece, the top both sides center department of base is provided with a plurality of hydraulic telescoping rod respectively, hydraulic telescoping rod's cylinder body bottom fixedly connected with backing plate, and hydraulic telescoping rod's cylinder body surface is close to bottom position cover and is equipped with spacing frame, the backing plate is close to one side fixedly connected with spacing ring of connecting rod, spacing frame is close to the outer fixedly connected with fastener of connecting rod, hydraulic telescoping rod's top terminal surface fixedly connected with connecting block.

Preferably, the front side and the rear side of the opposite surface of the lifting plate and the base are respectively and fixedly connected with a sliding rail, and one side of the inner surface of the sliding rail is in sliding connection with one side of the top and the bottom of the telescopic piece.

Preferably, the front side and the rear side of the opposite surfaces of the lifting plate and the base are respectively and rotatably connected with the other sides of the top part and the bottom part of the telescopic piece.

Preferably, the inner surfaces of the limiting ring and the clamping piece are respectively connected with the surfaces of the adjacent connecting rods in a rotating mode, and the inner surface of the connecting block is arranged in a penetrating mode with the surfaces of the adjacent connecting rods.

Preferably, the number of the circular rings is two, and the opposite surfaces of the two circular rings are rotationally connected with the surfaces of the connecting block and the clamping piece.

Preferably, the bottom position of the hydraulic cylinder body is rotatably connected with the surface of the adjacent connecting rod.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, when two extensible members warp gradually along with the extension of pneumatic cylinder, realize corresponding speed's extension through the hydraulic telescoping rod that sets up, be convenient for drive and connecting block and spacing ring rotate two connecting rod synchronous motion of being connected, realize the distance adjustment between two connecting rods, and then realize providing secondary power support when flexible to the extensible member, realize the long-pending synchronous motion of multiple spot multiaspect.

2. The utility model discloses in, through setting up ring and arc piece, when hydraulic telescoping rod's mounted position interfered with the pneumatic cylinder, the relative position that the arc piece of setting was convenient for realize two rings was fixed to two rings of interference position are located the both sides of connecting block and fastener respectively, can not influence ring and arc piece rotation, are of value to moreover and guarantee the rigidity of connecting block and fastener on the connecting rod.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic side view of the structure of FIG. 1 according to the present invention;

fig. 3 is a schematic cross-sectional view of fig. 1 according to the present invention.

Illustration of the drawings: 1. a lifting plate; 2. a base; 3. a telescoping member; 4. A hydraulic cylinder; 5. A connecting rod; 6. A hydraulic telescopic rod; 7. A limiting frame; 8. Clamping the piece; 9. A circular ring; 10. connecting blocks; 11. a limiting ring; 12. a base plate; 13. a slide rail; 14. an arc-shaped block.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The utility model relates to a large tracts of land synchronous motion scissors fork extending structure, this structure can be applied to the removal to the LED screen, in addition, because its flexible characteristic also can regard as the elevating platform to use.

Embodiment 1, as shown in fig. 1-3, includes a base 2, wherein the front and rear positions of the top of the base 2 are respectively provided with an expansion piece 3, and the top of the expansion piece 3 is provided with a lifting plate 1. The lifting plate 1 is arranged to be relatively small, a top-mounted large screen can be installed, and a plurality of telescopic structures are arranged for driving one large screen to move. It is also possible to provide the lifting plate 1 relatively large and then to provide the surface with a guardrail as a lifting platform.

Extensible member 3 is provided with two, and the relative surface both sides position of two extensible members 3 rotates respectively and is connected with a plurality of connecting rods 5, be provided with a plurality of evenly distributed's pneumatic cylinder 4 between two extensible members 3, pneumatic cylinder 4's flexible end fixedly connected with arc piece 14, surface difference fixedly connected with ring 9 around the arc piece 14, the top both sides center department of base 2 is provided with a plurality of hydraulic telescoping rod 6 respectively, hydraulic telescoping rod 6's cylinder body bottom position fixedly connected with backing plate 12, and hydraulic telescoping rod 6's cylinder body surface is close to bottom position cover and is equipped with spacing frame 7, one side fixedly connected with spacing ring 11 that backing plate 12 is close to connecting rod 5, spacing frame 7 is close to connecting rod 5's outer fixedly connected with fastener 8, hydraulic telescoping rod 6's telescopic link's top terminal surface fixedly connected with connecting block 10.

The effect that its whole embodiment 1 reached does, extensible member 3 is current fork lift extending structure of cutting to relative position through connecting rod 5 that sets up realizes two extensible members 3 is fixed, guarantees that two extensible members 3 can stretch out and draw back simultaneously and warp, and the internal surface of spacing frame 7 is connected with the sliding surface of 6 cylinders of hydraulic telescoping rod, and when being convenient for connecting rod 5 realized the altitude variation along with extensible member 3 is flexible, drives spacing frame 7 along the surperficial oscilaltion of hydraulic telescoping rod 6.

Embodiment 2, as shown in fig. 1 to 3, the front and rear side positions of the opposite surfaces of the lifting plate 1 and the base 2 are respectively and fixedly connected with a slide rail 13, one side position of the inner surface of the slide rail 13 is slidably connected with one side of the top and the bottom of the extensible member 3, the front and rear side positions of the opposite surfaces of the lifting plate 1 and the base 2 are respectively and rotatably connected with the other side of the top and the bottom of the extensible member 3, the inner surfaces of the limit ring 11 and the clamping member 8 are respectively and rotatably connected with the surface of the adjacent connecting rod 5, the inner surface of the connecting block 10 is arranged to penetrate through the surface of the adjacent connecting rod 5, two rings 9 are arranged, the opposite surfaces of the two rings 9 are rotatably connected with the surfaces of the connecting block 10 and the clamping member 8, and the bottom position of the cylinder body of the hydraulic cylinder 4 is rotatably connected with the surface of the adjacent connecting rod 5.

The effect that its whole embodiment 2 reaches does, slide rail 13 that sets up is convenient for guarantee that the position of 3 bottom one sides of extensible member is solid injectd, and the surperficial opposite side top and the bottom position of extensible member 3 are connected with the surface rotation of lifter plate 1 and base 2 respectively, when guaranteeing the rigidity, can not influence extensible member 3 rotation, when guaranteeing extensible member 3 to stretch out and draw back promptly, realize that bottom one side of extensible member 3 can only slide in slide rail 13 horizontally, and then realize extensible member 3 and warp smoothly, drive lifter plate 1 and realize height adjustment, spacing ring 11 that sets up, fastener 8 and connecting block 10 are connected through the rotation with connecting rod 5, be convenient for realize backing plate 12 and the installation of hydraulic telescoping rod 6 position, and can not influence the levelness of backing plate 12 and the straightness that hangs down of hydraulic telescoping rod 6 along with the flexible deformation of extensible member 3, two rings 9 set up respectively at the front and back positions of connecting block 10 and fastener 8, and the surface relative rotation of the arc 14 that sets up and connecting block 10 and fastener 8, and the cylinder body can independently rotate, and guarantee ring 9, connecting block 14, when connecting block 10 and connecting rod 5 can not influence the surface of extension of the adjacent pneumatic cylinder body, and the extension of pneumatic cylinder body can not be realized.

The theory of operation, extend through pneumatic cylinder 4 and realize the distance adjustment between two connecting rods 5 that link to each other, and then realize that two extensible member 3 stretch out and draw back simultaneously and warp and drive lifter plate 1 and realize height adjustment, and when extensible member 3 stretches out and draws back and warp, hydraulic telescoping rod 6 extends in step, it rises to drive the connecting rod 5 of its drive end position and the extensible member 3 of connecting rod 5 front and back terminal surface supplementary, through increasing extra power, guarantee the pressure reduction that other positions of extensible member 3 bore, and then guarantee the use intensity and the safety of extensible member 3.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a large tracts of land synchronous motion scissors fork extending structure, includes base (2), its characterized in that: the utility model discloses a hydraulic telescopic rod, including base (2), expansion part (3), relative surface both sides position of two expansion parts (3), the top of expansion part (3) is provided with lifter plate (1), expansion part (3) are provided with two, and rotate respectively and be connected with a plurality of connecting rods (5), two relative surface both sides position of two expansion parts (3) pneumatic cylinder (4) that are provided with a plurality of evenly distributed between expansion part (3), the flexible end fixedly connected with arc piece (14) of pneumatic cylinder (4), surface difference fixedly connected with ring (9) around arc piece (14), the top both sides center department of base (2) is provided with a plurality of hydraulic telescopic rod (6) respectively, the cylinder body bottom position fixedly connected with backing plate (12) of hydraulic telescopic rod (6), and the cylinder body surface of hydraulic telescopic rod (6) is close to bottom position cover and is equipped with spacing frame (7), one side fixedly connected with spacing ring (11) that backing plate (12) are close to connecting rod (5), spacing frame (7) are close to the outer fixed connection of connecting rod (5) have fastener (8), hydraulic telescopic rod's top terminal surface fixedly connected with connecting block (10).

2. The large area synchronous motion scissor fork retraction structure of claim 1, wherein: the lifting plate is characterized in that slide rails (13) are fixedly connected to the front side and the rear side of the opposite surfaces of the lifting plate (1) and the base (2) respectively, and the inner surface of each slide rail (13) is in sliding connection with the top and the bottom of the telescopic piece (3).

3. The large area synchronous motion scissor fork retraction structure of claim 1, wherein: the front side and the rear side of the opposite surface of the lifting plate (1) and the base (2) are respectively connected with the other side of the top and the bottom of the telescopic piece (3) in a rotating way.

4. The large area synchronous motion scissor fork retraction structure of claim 1, wherein: the inner surfaces of the limiting ring (11) and the clamping piece (8) are respectively connected with the surfaces of the adjacent connecting rods (5) in a rotating mode, and the inner surface of the connecting block (10) is arranged in a penetrating mode with the surfaces of the adjacent connecting rods (5).

5. The large area synchronous motion scissor fork retraction structure of claim 1, wherein: the number of the circular rings (9) is two, and the opposite surfaces of the two circular rings (9) are rotatably connected with the surfaces of the connecting block (10) and the clamping piece (8).

6. The large area synchronous motion scissor fork retraction structure of claim 1, wherein: the bottom position of the cylinder body of the hydraulic cylinder (4) is rotatably connected with the surface of the adjacent connecting rod (5).