CN220036052U - Platform guardrail - Google Patents

Abstract

The utility model discloses a platform guardrail, which comprises a lifting table and rotating shafts symmetrically hinged to the upper surface of the lifting table, wherein the tops of the two rotating shafts are fixedly connected with supporting frames, the opposite sides of the two supporting frames are symmetrically and fixedly connected with connecting rods, a limiting mechanism is commonly arranged between every two corresponding connecting rods, and an auxiliary protection mechanism is arranged on the side, away from each other, of the two supporting frames. According to the utility model, through the auxiliary protection mechanism, the height position of the supporting rod can be changed vertically according to different heights or different use demands of the staff, the safety protection is improved, the staff has a better sense of safety, and through the limiting mechanism, when the materials are required to be conveyed to the upper surface of the lifting platform, the rotating shafts respectively connected with the two supporting frames can be rotated and opened around the lifting platform, the conveying operation is not required to be performed by crossing the guardrails, and the use is more convenient.

Description

Platform guardrail

Technical Field

The utility model relates to the technical field of lifting platforms, in particular to a platform guardrail.

Background

Factory building often refers to the workshop that is used for production, and the factory building often needs to be renovated after long-time use so that follow-up use, and in the project that the factory building was renovated, the position to the factory building in high place often need adopt the engineering truck to match lift platform's mode to go on, and wherein, lift platform is in order to guarantee the fail safe nature of staff and material, installs the guardrail of protection often.

The height requirements of guardrails used in high-altitude operations in different countries are different and fluctuate within the range of 0.9 meter to 1.1 meter, but the height of a steel frame structure of the guardrails of the related lifting platform is generally fixed when the guardrails leave a factory, the heights of the guardrails of the platform cannot be flexibly adjusted according to the heights of different staff, and the universality is not strong, for example, when the heights of the guardrails are lower, the fear of the insights of the staff can be enhanced, and larger interference is generated to the psychology of the staff; meanwhile, although the guardrail plays a role in protection, materials are troublesome when going beyond the guardrail and conveyed to the upper surface of the platform, even a crane is required to be additionally arranged to hoist the materials into the platform surrounded by the guardrail, and the guardrail is inconvenient to use.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a platform guardrail.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a platform guardrail, includes elevating platform and symmetry hinge in the pivot of elevating platform upper surface, two the equal fixedly connected with support frame in top of pivot, two equal fixedly connected with connecting rod of opposite one side of support frame, every two corresponding all install stop gear jointly between the connecting rod, two auxiliary protection mechanism is all installed to one side that the support frame kept away from each other.

Further, stop gear is including the mounting panel of respectively fixed connection in two corresponding connecting rod one ends, two the mutual butt of mounting panel, and two the lateral wall of mounting panel runs through jointly and peg graft there is the rectangle inserted block, the one end fixedly connected with limiting plate of rectangle inserted block, surface one side fixedly connected with pull ring of limiting plate, the lateral wall symmetry fixedly connected with spring of the other end of rectangle inserted block, two the equal fixedly connected with fixture block of one end of spring, two the one end of fixture block is all run through and is extended to the outside of rectangle inserted block and with singly the surface looks butt of mounting panel.

Further, auxiliary protection mechanism includes a plurality of sleeves of fixed connection in support frame surface one side, and is a plurality of telescopic equal sliding connection of inner wall has the lifter, and is a plurality of the one end of lifter all runs through and extends to telescopic top and common fixedly connected with branch, and is a plurality of telescopic top lateral wall all runs through and peg graft there is the screw rod, and is a plurality of the common fixedly connected with fixed plate of one end of screw rod, a plurality of threaded connection has been established to the equal cover of the other end of screw rod.

Further, a door body is hinged to one side of the single support frame, a pull rope is fixedly connected to one side of the outer surface of the door body, an elastic snap ring is fixedly connected to one end of the pull rope, and the inner wall of the elastic snap ring is abutted to the outer surface of the other support frame.

Furthermore, slots matched with the rectangular inserting blocks are formed in the side walls of the two mounting plates.

Further, a sliding groove matched with the clamping block is formed in the side wall of the rectangular inserting block.

Further, a plurality of jacks matched with the screw rod are formed in the side wall of the lifting rod.

The utility model has the following beneficial effects:

1. when the platform guardrail is used, the supporting rod can change the height position of the supporting rod in the vertical direction through the auxiliary protection mechanism, the nut is unscrewed according to different heights or different use requirements of staff, the fixing plate is pulled outwards, the screw rod is pulled out of the side walls of the lifting rod and the sleeve, then the length of the lifting rod extending relative to the sleeve is adjusted, the screw rod is reinserted and the nut is screwed, so that the height adjustment and locking of the supporting rod at the top of the lifting rod can be realized, the safety protection performance is improved, the staff has a safer sense, the flexible adjustment during use is convenient to realize, and the platform guardrail has universality.

2. When the platform guardrail is used, through the limiting mechanism, when materials are required to be conveyed to the upper surface of the lifting platform, the two clamping blocks can be extruded, so that the two clamping blocks are close to each other and retract into the side walls of the rectangular inserting blocks, then the rectangular inserting blocks are pulled out through the pull rings, the two mounting plates are not locked to be abutted against each other after the rectangular inserting blocks are pulled out, then the rotating shafts respectively connected with the two supporting frames can be rotated and opened around the lifting platform, the guardrails are not required to be used for stopping the conveying of the materials, the conveying operation is not required to be carried out by crossing the guardrails, the platform guardrail is convenient to use, and correspondingly, when the rectangular inserting blocks are perfectly inserted into the side walls of the two mounting plates, the two supporting frames can be connected and fixed, so that an integral stable structure with surrounding periphery is formed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side view of the support bracket and link of the present utility model;

fig. 3 is a partial perspective view of the present utility model.

Legend description:

1. a lifting table; 2. a support frame; 3. a connecting rod; 4. a sleeve; 5. a lifting rod; 6. a fixing plate; 7. a screw; 8. a nut; 9. a jack; 10. a rotating shaft; 11. a mounting plate; 12. a limiting plate; 13. a pull ring; 14. rectangular inserting blocks; 15. a clamping block; 16. a spring; 17. a pull rope; 18. an elastic clasp; 19. a supporting rod.

Detailed Description

Fig. 1 to 3 show, relate to a platform guardrail, including elevating platform 1 and symmetry hinge at the pivot 10 of elevating platform 1 upper surface, wherein, threaded connection has the lock bolt is run through to the bottom of elevating platform 1 for fix the position of pivot 10, the equal fixedly connected with support frame 2 in top of two pivots 10, the equal fixedly connected with connecting rod 3 in opposite side of two support frames 2, all install stop gear jointly between every two corresponding connecting rods 3, auxiliary protection mechanism is all installed to the one side that two support frames 2 keep away from each other.

The limiting mechanism comprises mounting plates 11 which are fixedly connected to one ends of two corresponding connecting rods 3 respectively, the two mounting plates 11 are mutually abutted, the side walls of the two mounting plates 11 are jointly penetrated and spliced with rectangular inserting blocks 14, slots matched with the rectangular inserting blocks 14 are formed in the side walls of the two mounting plates 11, one end of each rectangular inserting block 14 is fixedly connected with a limiting plate 12, one side of the outer surface of each limiting plate 12 is fixedly connected with a pull ring 13, the side walls of the other end of each rectangular inserting block 14 are symmetrically and fixedly connected with springs 16, one ends of the two springs 16 are fixedly connected with clamping blocks 15, one ends of the two clamping blocks 15 are respectively penetrated and extended to the outer parts of the rectangular inserting blocks 14 and are abutted to the outer surface of a single mounting plate 11, sliding grooves matched with the clamping blocks 15 are correspondingly formed in the side walls of the rectangular inserting blocks 14, when the two inserting blocks 15 are mutually extruded to enable the two inserting blocks to be close to each other, the clamping blocks 15 are compressed and retracted into the side walls of the rectangular inserting blocks 14, then the pull rings 13 can be pulled to take down the side walls of the rectangular inserting blocks 14 from the two side walls of the two inserting blocks 11, the fixing bolts between the two mounting plates 11 are relieved, the two mounting plates 11 are unscrewed, the clamping bolts can be unscrewed, the lifting bolts 2 and the lifting and locking bolts 1 can be rotated around the lifting and supporting frames 1 to be conveniently carried by the lifting and carrying the lifting frames 1.

The auxiliary protection mechanism comprises a plurality of sleeves 4 fixedly connected to one side of the outer surface of the support frame 2, lifting rods 5 are slidably connected to the inner walls of the plurality of sleeves 4, one ends of the plurality of lifting rods 5 penetrate through the upper portion of the sleeves 4 and are fixedly connected with supporting rods 19 jointly, the top side walls of the plurality of sleeves 4 penetrate through and are connected with screw rods 7 in a penetrating mode, one ends of the plurality of screw rods 7 are fixedly connected with fixing plates 6 jointly, threaded nuts 8 are sleeved on the other ends of the plurality of screw rods 7, accordingly, a plurality of insertion holes 9 matched with the screw rods 7 are formed in the side walls of the lifting rods 5, the screw rods 7 are formed by smooth sections and threaded sections jointly, threads are arranged at the end portions of the screw rods 7 only so that the nuts 8 can be screwed, when the nuts 8 are unscrewed, the fixing plates 6 are held to pull the fixing plates 6 outwards, the screw rods 7 can be pulled out from the side walls of the sleeves 4 and the lifting rods 5, the length of the lifting rods 5 extending relative to the sleeves 4 can be changed, the screw rods 7 are reinserted into the appropriate insertion holes 9, and then the nuts 8 are screwed up, and the whole process of changing the height of the supporting rods 19 at the top of the lifting rods 5 according to the demands of workers is completed.

One side of a single support frame 2 is hinged with a door body, one side of the outer surface of the door body is fixedly connected with a pull rope 17, one end of the pull rope 17 is fixedly connected with an elastic snap ring 18, the inner wall of the elastic snap ring 18 is abutted against the outer surface of another support frame 2, and the door body and the support frame 2 are fixed through clamping the elastic snap ring 18 into the support frame 2, so that the door body is prevented from being opened carelessly.

When using the platform guardrail, when needs carry elevating platform 1 upper surface with the material, can extrude two fixture blocks 15, make two fixture blocks 15 be close to each other and retract to rectangular insert 14's lateral wall inside, later pull out rectangular insert 14 through pull ring 13, the back is pulled out to a plurality of rectangular insert 14 no longer locks two mounting panel 11 mutual butt, can follow the pivot 10 that two support frames 2 are connected respectively and open around elevating platform 1 rotation, no longer there is the guardrail to the transport of material to block, need not to cross the guardrail and carry out transport operation, use comparatively conveniently, correspondingly, well peg graft the lateral wall at two mounting panel 11 when rectangular insert 14, can connect two support frames 2 fixedly, two support frames 2 and connecting rod 3 and the door body have formed a whole stable structure that surrounds all around jointly, when the staff of different heights or different user demands use elevating platform 1, unscrew nut 8, outwards pull fixed plate 6, make screw rod 7 pull out from elevating rod 5 and sleeve 4's lateral wall, then with the length of sleeve 5 relative to the length of extension 5, the screw rod 7 is adjusted to the length of the subsequent sleeve 5, the safety adjustment of the screw rod 7 is realized, the safety adjustment of the safety and the safety device is convenient for the screw rod is realized, the safety adjustment of the screw rod is convenient for the top is realized, the safety device is adjusted, the safety device is convenient for the top is adjusted.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (7)

1. The utility model provides a platform guardrail, includes elevating platform (1) and symmetry hinge pivot (10) at elevating platform (1) upper surface, its characterized in that: two the top of pivot (10) is all fixedly connected with support frame (2), two the equal symmetrical fixedly connected with connecting rod (3) in opposite one side of support frame (2), every two corresponding all install stop gear jointly between connecting rod (3), two auxiliary protection machanism is all installed to one side that support frame (2) kept away from each other.

2. A platform guard according to claim 1, wherein: the limiting mechanism comprises mounting plates (11) which are respectively and fixedly connected to one ends of two corresponding connecting rods (3), the two mounting plates (11) are mutually abutted, the side walls of the two mounting plates (11) are jointly penetrated and spliced with rectangular inserting blocks (14), one end of each rectangular inserting block (14) is fixedly connected with a limiting plate (12), one side of the outer surface of each limiting plate (12) is fixedly connected with a pull ring (13), the side walls of the other ends of the rectangular inserting blocks (14) are symmetrically and fixedly connected with springs (16), one ends of the two springs (16) are fixedly connected with clamping blocks (15), and one ends of the two clamping blocks (15) are respectively penetrated and extended to the outer portion of each rectangular inserting block (14) and are abutted to the outer surface of each mounting plate (11).

3. A platform guard according to claim 1, wherein: the auxiliary protection mechanism comprises a plurality of sleeves (4) fixedly connected to one side of the outer surface of the supporting frame (2), wherein the inner walls of the sleeves (4) are slidably connected with lifting rods (5), one ends of the lifting rods (5) penetrate through the sleeves (4) and are fixedly connected with supporting rods (19) together, the top side walls of the sleeves (4) are fixedly connected with screw rods (7) in a penetrating mode, one ends of the screw rods (7) are fixedly connected with fixing plates (6) together, and the other ends of the screw rods (7) are sleeved with threaded nuts (8).

4. A platform guard according to claim 1, wherein: one side of a single support frame (2) is hinged with a door body, one side of the outer surface of the door body is fixedly connected with a pull rope (17), one end of the pull rope (17) is fixedly connected with an elastic snap ring (18), and the inner wall of the elastic snap ring (18) is abutted against the outer surface of the other support frame (2).

5. A platform guard according to claim 2, wherein: the side walls of the two mounting plates (11) are provided with slots matched with the rectangular inserting blocks (14).

6. A platform guard according to claim 2, wherein: the side wall of the rectangular inserting block (14) is provided with a chute matched with the clamping block (15).

7. A platform guard according to claim 3, wherein: the side wall of the lifting rod (5) is provided with a plurality of jacks (9) matched with the screw rod (7).