CN212176495U - Lifting protective fence for door type scaffold - Google Patents
Lifting protective fence for door type scaffold Download PDFInfo
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- CN212176495U CN212176495U CN202020755713.XU CN202020755713U CN212176495U CN 212176495 U CN212176495 U CN 212176495U CN 202020755713 U CN202020755713 U CN 202020755713U CN 212176495 U CN212176495 U CN 212176495U
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Abstract
The utility model discloses a gate-type scaffold over-and-under type rail guard, including two gantries, the portal comprises two support steel pipes, welded fastening support horizontal pole between two support steel pipes and the cat ladder of fixing one support steel pipe one side in two support steel pipes, controls between two relative support steel pipes that threaded fastening has two bearing diagonal poles, controls two relative bearing diagonal poles cross arrangement between the support steel pipe, is equipped with same scaffold board between two gantries, the U-shaped cutting ferrule has all been welded to the both sides of scaffold board, U-shaped cutting ferrule activity cutting ferrule is on the support horizontal pole that corresponds, and the plug bush has all been welded to one side that two support steel pipes that are located same gantry are close to each other. The utility model relates to a rationally, be convenient for adjust according to actual need and return the height that the shape protection kept off the frame, reach the personnel safety protection that can adapt to different heights and use, and make things convenient for personnel to assemble and the split to it fast, be favorable to using.
Description
Technical Field
The utility model relates to a scaffold frame guardrail field especially relates to gate-type scaffold frame over-and-under type rail guard.
Background
The existing door type scaffold on the market mainly comprises a portal main frame, a transverse frame, cross inclined struts, a scaffold table plate and the like, wherein the cross pull rods are also called diagonal pull rods and are cross pull rods for longitudinally connecting two auxiliary portals, the cross pull rods can play a role of stable support, both ends of the cross pull rods are screwed and fixed by fixing pieces on the spiral matching portals through threads, the cross pull rods are mainly used as movable working platforms for electromechanical installation, paint brushing, equipment maintenance and advertisement manufacturing during construction, and the bottoms of the cross pull rods mainly adopt 6-inch universal wheels with locks.
When the scaffold is used on site, an enclosure fence frame is arranged above a scaffold board of the scaffold and is matched with a plurality of vertical rods through bolts to be fixed with a portal frame, so that the phenomenon that workers fall off and fall down when working is mainly avoided; however, the enclosure fence frame on the existing scaffold still has some defects, the height of the enclosure fence frame is not convenient to adjust according to actual needs, the enclosure fence frame and the scaffold cannot be rapidly disassembled or assembled, and the use requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a lifting protective fence for a door type scaffold.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a lifting protective fence of a portal scaffold comprises two portal frames, wherein each portal frame consists of two support steel pipes, a support cross rod welded and fixed between the two support steel pipes and a ladder fixed on one side of one of the two support steel pipes, two inclined support rods are fixed between the two support steel pipes which are opposite from each other from left to right in a threaded manner, the two inclined support rods between the two support steel pipes which are opposite from left to right are arranged in a crossed manner, a same scaffold board is arranged between the two portal frames, two sides of the scaffold board are welded with U-shaped cutting sleeves, the U-shaped cutting sleeves are movably sleeved on the corresponding support cross rods, one sides, close to each other, of the two support steel pipes in the same portal frame are welded with plug bushes, a transverse plate is arranged below the scaffold board, two L-shaped plug rods are welded on two sides of the transverse plate, the two L-shaped plug rods which are opposite from left to, the diaphragm is located the below of scaffold board, the top of diaphragm is equipped with the lifter plate, and the bottom fixedly connected with U-shaped pole of lifter plate, the diaphragm slip cap is established on the U-shaped pole, the bottom of diaphragm is rotated and is installed the screw rod, U-shaped pole thread bush is established on the screw rod, the bottom fixedly connected with rocking disc of screw rod, the equal fixedly connected with top in both sides of lifter plate is the round box that the opening set up, and the round box internalization cartridge has perpendicular inserted bar, the top of four perpendicular inserted bars all extends to the top of scaffold board and the same shape protection fender frame of fixedly connected with, the scaffold board is located between two perpendicular inserted bars of front side and two perpendicular inserted bars of rear side in four perpendicular inserted bars.
Preferably, the bottom end of the support steel pipe is rotatably provided with a universal wheel with a lock.
Preferably, the bottom of the transverse plate is fixedly connected with a bearing, and an inner ring of the bearing is welded and fixed with the outer side of the screw rod.
Preferably, a threaded hole is formed in the inner wall of the bottom of the U-shaped rod and is in threaded connection with the screw rod.
Preferably, two rectangular holes are formed in the top of the transverse plate, and the inner walls of the rectangular holes are in sliding connection with the outer sides of the U-shaped rods.
Preferably, the front side and the rear side of the scaffold board are not in contact with the two corresponding vertical insertion rods respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
the height of the clip-shaped protective blocking frame can be adjusted according to actual requirements to achieve the purpose of adapting to the safe use of personnel with different heights, when the clip-shaped protective blocking frame is detached after the use, the four vertical insertion rods are driven to be separated upwards from the corresponding round boxes respectively by pulling the clip-shaped protective blocking frame upwards, and then the transverse plate is moved upwards, the transverse plate drives the four L-shaped insertion rods to be pulled out from the corresponding insertion sleeves respectively, at the moment, the transverse plate can be moved out from one side, the splitting is completed, during installation, the transverse plate is moved into the space between the two door frames, then the transverse plate is moved downwards to drive the four L-shaped inserting rods to be downwards inserted into the four inserting sleeves, and the four vertical inserting rods at the bottom of the clip-shaped protective blocking frame are downwards inserted into the four round boxes, so that the assembly is completed.
The utility model relates to a rationally, be convenient for adjust according to actual need and return the height that the shape protection kept off the frame, reach the personnel safety protection that can adapt to different heights and use, and make things convenient for personnel to assemble and the split to it fast, be favorable to using.
Drawings
Fig. 1 is a schematic structural view of a gate-type scaffold lifting guard rail provided by the present invention;
fig. 2 is a schematic view of a cross-sectional structure of the lifting guard rail of the gate-type scaffold according to the present invention;
fig. 3 is a left side view structural schematic diagram of the door type scaffold lifting guard rail provided by the present invention;
fig. 4 is a schematic diagram of a side view structure of a gantry of the lifting guard rail of the gantry scaffold according to the present invention;
fig. 5 is the schematic view of the door-type scaffold lifting guard rail from the bottom view, wherein the door-type scaffold lifting guard rail comprises a square-shaped guard frame and four vertical insertion rod connecting pieces.
In the figure: the device comprises a portal 1, a supporting steel pipe 101, a supporting cross rod 102, a ladder 103, a U-shaped clamping sleeve 2, a hand table plate 3, an inclined support rod 4, a transverse plate 5, an L-shaped inserted rod 6, a lifting plate 7, a U-shaped rod 8, a screw rod 9, a rocking disc 10, a round box 11, a vertical inserted rod 12, a U-shaped protective blocking frame 13, an inserted sleeve 14 and a universal wheel 15 with a lock.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, the lifting protective fence of a portal scaffold comprises two portal frames 1, each portal frame 1 comprises two supporting steel pipes 101, supporting cross rods 102 welded and fixed between the two supporting steel pipes 101 and a ladder 103 fixed on one side of one supporting steel pipe 101 of the two supporting steel pipes 101, two inclined support rods 4 are fixed between the two supporting steel pipes 101 opposite to each other in a threaded manner, the two inclined support rods 4 between the two supporting steel pipes 101 opposite to each other are arranged in a crossed manner, a same scaffold board 3 is arranged between the two portal frames 1, U-shaped cutting sleeves 2 are welded on two sides of the scaffold board 3, the U-shaped cutting sleeves 2 are movably clamped and sleeved on the corresponding supporting cross rods 102, inserting sleeves 14 are welded on one sides, close to each other, of the two supporting steel pipes 101 in the same portal frame 1, a transverse board 5 is arranged below the scaffold board 3, and two L-shaped inserting rods 6 are, the two L-shaped inserting rods 6 which are opposite from each other left and right are symmetrically arranged, the inserting sleeves 14 are movably sleeved on the corresponding L-shaped inserting rods 6, the transverse plate 5 is positioned below the scaffold board 3, the lifting plate 7 is arranged above the transverse plate 5, the bottom of the lifting plate 7 is fixedly connected with the U-shaped rods 8, the transverse plate 5 is slidably sleeved on the U-shaped rods 8, the bottom of the transverse plate 5 is rotatably provided with a screw rod 9, the U-shaped rods 8 are sleeved on the screw rod 9 in a threaded manner, the bottom end of the screw rod 9 is fixedly connected with a rocking disc 10, both sides of the lifting plate 7 are fixedly connected with round boxes 11 with the top parts arranged in an opening manner, the round boxes 11 are movably inserted with the vertical inserting rods 12, the top ends of the four vertical inserting rods 12 extend to the upper part of the scaffold board 3 and are fixedly connected with the same clip-shaped protecting frame 13, the scaffold board 3 is positioned between the two vertical inserting rods 12 at the front side and the two vertical inserting rods 12 at, the height of the square-shaped protective blocking frame 13 is convenient to adjust according to actual needs, the safety protection device can be suitable for people with different heights, and the people can be assembled and disassembled quickly, so that the use is facilitated.
The utility model discloses in, the bottom of supporting steel pipe 101 is rotated and is installed area lock universal wheel 15, and diaphragm 5's bottom fixedly connected with bearing, and the inner circle of bearing and screw rod 9's outside welded fastening, set up threaded hole on the bottom inner wall of U-shaped pole 8, and screw hole and screw rod 9 threaded connection, two rectangular holes have been seted up at diaphragm 5's top, and the inner wall of rectangular hole and U-shaped pole 8's outside sliding connection, the front side and the rear side of scaffold board 3 respectively with two perpendicular inserted bar 12 contactless that correspond, the utility model relates to a rationally, be convenient for adjust the height that the shape was kept off the frame 13 back according to actual need, reach the personnel safety protection that can adapt to different heights and use, and make things convenient for personnel to assemble and split it fast, be favorable to the use.
The working principle is as follows: when the height of the clip-shaped protective blocking frame 13 needs to be adjusted, the rocking disc 10 is rotated in the forward direction, the rocking disc 10 drives the screw rod 9 to rotate at the bottom of the transverse plate 5, under the action of a threaded hole formed in the inner wall of the bottom of the U-shaped rod 8, the screw rod 9 can drive the U-shaped rod 8 to slide upwards in two rectangular holes formed in the transverse plate 5 through rotation, the U-shaped rod 8 drives the lifting plate 7 to move upwards, the lifting plate 7 drives the four round boxes 11 to move upwards, the four round boxes 11 drive the clip-shaped protective blocking frame 13 to move upwards through the four vertical insertion rods 12, so that the height of the clip-shaped protective blocking frame 13 can be adjusted according to actual needs, the clip-shaped protective blocking frame can be suitable for safe use of people with different heights, the people can be located in the clip-shaped protective blocking frame 13 when working on the scaffold bedplate 3, and the clip-shaped protective blocking frame 13;
when the folding type round box is disassembled after use, the clip-shaped protective blocking frame 13 is pulled upwards firstly, the clip-shaped protective blocking frame 13 drives the four vertical insertion rods 12 to be separated from the corresponding round boxes 11 upwards respectively, then the transverse plate 5 is moved upwards, the transverse plate 5 drives the four L-shaped insertion rods 6 to be pulled out from the corresponding insertion sleeves 14 upwards respectively, when the transverse plate 5 moves upwards to the top of the ladder stand 103, the transverse plate 5 can be moved out from one side at the moment, the disassembling is completed, in the installation process, the operation process which is similar to the operation process is opposite to the operation process, the transverse plate 5 is firstly moved into the space between the two door frames 1, then the transverse plate 5 is moved downwards to drive the four L-shaped insertion rods 6 to be inserted into the four insertion sleeves 14 downwards, the four vertical insertion rods 12 at the bottom of the clip-shaped protective blocking frame 13 are inserted into the four round boxes 11 downwards.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A door type scaffold lifting protective guard comprises two door frames (1), wherein each door frame (1) is composed of two supporting steel pipes (101), a supporting cross rod (102) welded and fixed between the two supporting steel pipes (101) and a ladder (103) fixed on one side of one supporting steel pipe (101) in the two supporting steel pipes (101), and is characterized in that two inclined support rods (4) are fixed between the two supporting steel pipes (101) opposite to each other in a threaded manner, the two inclined support rods (4) between the two supporting steel pipes (101) opposite to each other are arranged in a crossed manner, a same scaffold table plate (3) is arranged between the two door frames (1), U-shaped clamping sleeves (2) are welded on two sides of the scaffold table plate (3), the U-shaped clamping sleeves (2) are movably clamped on the corresponding supporting cross rods (102), and inserting sleeves (14) are welded on one sides, close to each other, of the two supporting steel pipes (101) in the same door frame (1), a transverse plate (5) is arranged below the scaffold board (3), two L-shaped inserting rods (6) are welded on two sides of the transverse plate (5), the two L-shaped inserting rods (6) which are opposite to each other are symmetrically arranged, an inserting sleeve (14) is movably sleeved on the corresponding L-shaped inserting rods (6), the transverse plate (5) is positioned below the scaffold board (3), a lifting plate (7) is arranged above the transverse plate (5), a U-shaped rod (8) is fixedly connected to the bottom of the lifting plate (7), the transverse plate (5) is slidably sleeved on the U-shaped rod (8), a screw rod (9) is rotatably installed at the bottom of the transverse plate (5), the screw rod (8) is sleeved on the screw rod (9) in a threaded manner, a rocking disc (10) is fixedly connected to the bottom end of the screw rod (9), round boxes (11) with openings at the tops are fixedly connected to two sides of the lifting plate (7), and vertical inserting rods (12) are movably inserted in the round boxes (11, the top ends of the four vertical insertion rods (12) all extend to the upper part of the scaffold board (3) and are fixedly connected with the same clip-shaped protective blocking frame (13), and the scaffold board (3) is positioned between the two vertical insertion rods (12) on the front side and the two vertical insertion rods (12) on the rear side in the four vertical insertion rods (12).
2. The gate-type scaffold elevating guard rail according to claim 1, wherein a locking universal wheel (15) is rotatably installed at the bottom end of the support steel pipe (101).
3. The lifting type guard rail of the door-type scaffold according to claim 1, wherein a bearing is fixedly connected to the bottom of the transverse plate (5), and the inner ring of the bearing is welded and fixed with the outer side of the screw rod (9).
4. The door-type scaffold lifting guard rail according to claim 1, wherein the inner wall of the bottom of the U-shaped rod (8) is provided with a threaded hole, and the threaded hole is in threaded connection with the screw rod (9).
5. The lifting type guard rail of the door-type scaffold as claimed in claim 1, wherein two rectangular holes are opened on the top of the horizontal plate (5), and the inner walls of the rectangular holes are slidably connected with the outer sides of the U-shaped rods (8).
6. The door-type scaffold elevating guard rail according to claim 1, wherein the front and rear sides of the scaffold plate (3) are not in contact with the corresponding two vertical insertion rods (12), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020755713.XU CN212176495U (en) | 2020-05-09 | 2020-05-09 | Lifting protective fence for door type scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020755713.XU CN212176495U (en) | 2020-05-09 | 2020-05-09 | Lifting protective fence for door type scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212176495U true CN212176495U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020755713.XU Active CN212176495U (en) | 2020-05-09 | 2020-05-09 | Lifting protective fence for door type scaffold |
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| Country | Link |
|---|---|
| CN (1) | CN212176495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404272A (en) * | 2021-08-02 | 2021-09-17 | 姬国华 | Improved generation over-and-under type scaffold frame |
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2020
- 2020-05-09 CN CN202020755713.XU patent/CN212176495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404272A (en) * | 2021-08-02 | 2021-09-17 | 姬国华 | Improved generation over-and-under type scaffold frame |
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