CN215484826U

CN215484826U - Temporary stair protective guard for municipal construction convenient to adjust

Info

Publication number: CN215484826U
Application number: CN202121707071.7U
Authority: CN
Inventors: 孙中元
Original assignee: Guangdong Huisheng Construction Co Ltd
Current assignee: Guangdong Huisheng Construction Co Ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-11
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a stair temporary protective guard convenient to adjust for municipal construction, which comprises a fixed plate, wherein a sleeve is fixedly connected inside the fixed plate, a first supporting rod is movably inserted inside the sleeve, the top of the first supporting rod is fixedly connected with a supporting rod, a screw rod is inserted in the sleeve in a threaded manner, clamping grooves which are uniformly distributed are formed in one side of the first supporting rod, and the screw rod is clamped with the insides of the clamping grooves. Through changeing the rotation lead screw, through the screw-thread fit between lead screw and the sleeve, thereby remove, in order to break away from one of them draw-in groove, then can adjust the height of first bracing piece, thereby the height of pole is held up in the adjustment, then rotate the lead screw, make the inside of lead screw block and draw-in groove, thereby highly fixed after will adjusting, and when the height-adjusting, the second bracing piece slides in the inside of fixed column, thereby more stability when making the adjustment, the effect of this device height of adjustment has been reached from this.

Description

Temporary stair protective guard for municipal construction convenient to adjust

Technical Field

The utility model belongs to the technical field of municipal construction devices, and particularly relates to a stair temporary protective guard for municipal construction, which is convenient to adjust.

Background

The municipal engineering refers to municipal infrastructure construction engineering, the municipal infrastructure refers to various buildings, structures, equipment and the like which are arranged in urban areas and town planning construction ranges and provide paid or uncompensated public products and services for residents based on government responsibilities and obligations, and during the municipal building construction, a temporary stair protective guard is required to be used for protection, so that falling accidents of workers on stairs are prevented.

However, the temporary guard rail in the current market is inconvenient to fix, so that the installation of workers is very troublesome. Therefore, the labor intensity of workers is increased, and the conventional temporary protective guard is single in height and inconvenient to adjust the height, so that the conveying of building materials can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a temporary stair protective guard for municipal construction, which is convenient to adjust and aims to solve the problem that in the prior art, the temporary stair protective guard in the market is inconvenient to fix during use, so that workers are very troublesome to install. Therefore, the labor intensity of workers is increased, and the problem that the conveying of building materials is possibly influenced due to the fact that the height of the conventional temporary protective guard is single and inconvenient to adjust is solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a temporary stair protective guard for municipal construction convenient to adjust, includes the fixed plate, the inside fixedly connected with sleeve of fixed plate, telescopic inside activity is pegged graft and is had first bracing piece, the pole is held up to the top fixedly connected with of first bracing piece, telescopic internal thread is pegged graft and is had the lead screw, the draw-in groove that is evenly distributed is seted up to one side of first bracing piece, the lead screw block is in the inside of draw-in groove, two fixed columns of inside fixedly connected with of fixed plate, the inside activity of fixed column is pegged graft and is had the second bracing piece, second bracing piece fixed connection is in the bottom of holding up the pole.

Preferably, one end of the screw rod is fixedly connected with a rotating handle.

Preferably, the bottom fixedly connected with solid fixed splint of fixed column, the inside of fixed column is rotated and is connected with the axostylus axostyle, the fixed cover in outside of axostylus axostyle has connect the gear, the inside swing joint of fixed column has the rack board, the tooth of rack board and the tooth meshing of the gear are connected, one side fixedly connected with connecting plate of gear is kept away from to the rack board, the draw hole has been seted up to one side of fixed column, the connecting plate runs through the fixed column through the draw hole, one side fixedly connected with right angle splint of connecting plate, the one end sliding connection of axostylus axostyle has the activity card handle, the card hole that is evenly distributed is seted up to one side that the fixed column is close to the activity card handle.

Preferably, a sliding groove is formed in the fixing column, a sliding block is fixedly connected to the outer portion of the second supporting rod, and the second supporting rod is connected with the sliding groove in a sliding mode through the sliding block.

Compared with the prior art, the utility model has the beneficial effects that:

1. rotate the pivot pole through the activity card, make the gear rotate, through the meshing between gear and the rack board, thereby drive rack board downstream, in order to drive right angle splint through the connecting plate and remove, distance between right angle splint and the solid fixed splint reduces this moment, with the back of solid fixed splint laminating stair, then with right angle splint block and step junction, along with the distance between right angle splint and the solid fixed splint is more and more littleer, thereby will and this device fix on stair, then with the activity card insert the card downthehole, so that the pivot pole can't rotate, thereby restrict the unable rotation of pivot pole, the rigidity of right angle splint promptly, convenient fixed effect has been reached from this.

2. Through changeing the rotation lead screw, through the screw-thread fit between lead screw and the sleeve, thereby remove, in order to break away from one of them draw-in groove, then can adjust the height of first bracing piece, thereby the height of pole is held up in the adjustment, then rotate the lead screw, make the inside of lead screw block and draw-in groove, thereby highly fixed after will adjusting, and when the height-adjusting, the second bracing piece slides in the inside of fixed column, thereby more stability when making the adjustment, the effect of being convenient for adjust this device height has been reached from this.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is an enlarged schematic view of the present invention at A;

FIG. 3 is a schematic cross-sectional view of the sleeve of the present invention;

fig. 4 is a schematic cross-sectional view of the fixing column of the present invention.

In the figure: 1. a fixing plate; 2. a sleeve; 3. a first support bar; 4. a support rod; 5. a screw rod; 6. a card slot; 7. turning a handle; 8. fixing a column; 9. a second support bar; 10. fixing the clamping plate; 11. A spindle rod; 12. a gear; 13. a rack plate; 14. a connecting plate; 15. a right-angle splint; 16. A slide hole; 17. a chute; 18. a slider; 19. a movable clamping handle; 20. and (6) clamping the hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an interim rail guard of stair for municipal construction convenient to adjust, which comprises a fixing plate and i, the inside fixedly connected with sleeve 2 of fixed plate 1, the inside activity of sleeve 2 is pegged graft and is had first bracing piece 3, the pole 4 is held up to the top fixedly connected with of first bracing piece 3, the inside screw thread of sleeve 2 is pegged graft and is had lead screw 5, draw-in groove 6 that is evenly distributed is seted up to one side of

first bracing piece

3, 5 blocks in the inside of draw-in groove 6 of lead screw, two fixed columns 8 of inside fixedly connected with of fixed plate 1, the inside activity of fixed column 8 is pegged graft and is had second bracing piece 9, second bracing piece 9 fixed connection is in the bottom of holding up pole 4.

In this embodiment, through rotating lead screw 5, through the screw-thread fit between lead screw 5 and the sleeve 2 to remove to break away from one of them draw-in groove 6, then can adjust the height of first bracing piece 3, thereby the height of pole 4 is held up in the adjustment, then rotates lead screw 5 again, makes the inside of 5 block of lead screw and draw-in groove 6, thereby highly fixed after will adjusting.

Specifically, one end of the screw rod 5 is fixedly connected with a rotating handle 7.

In this embodiment, the lead screw 5 can be conveniently rotated by rotating the handle 7.

Specifically, bottom fixedly connected with solid fixed splint 10 of fixed column 8, the internal rotation of fixed column 8 is connected with pivot pole 11, the fixed cover in outside of pivot pole 11 has connect gear 12, the inside swing joint of fixed column 8 has rack plate 13, rack plate 13's tooth is connected with gear 12's tooth meshing, one side fixedly connected with connecting plate 14 of gear 12 is kept away from to rack plate 13, draw-hole 16 has been seted up to one side of fixed column 8, connecting plate 14 runs through fixed column 8 through draw-hole 16, one side fixedly connected with right angle splint 15 of connecting plate 14, the one end sliding connection of pivot pole 11 has activity calorie of 19, fixed column 8 is close to one side of activity calorie of 19 and has been seted up the card hole 20 that is evenly distributed.

In this embodiment, 19 rotate the axostylus axostyle 11 through the activity card, make gear 12 rotate, meshing between through gear 12 and rack plate 13, thereby drive rack plate 13 downstream, in order to drive right angle splint 15 through connecting plate 14 and remove, distance between right angle splint 15 and the solid fixed splint 10 reduces this moment, the back with solid fixed splint 10 laminating stair, then with right angle splint 15 block and step junction, along with the distance between right angle splint 15 and the solid fixed splint 10 is littleer and more, thereby will and this device fix on stair, then insert card hole 20 with the activity card 19 in, so that the axostylus axostyle 11 can't rotate, thereby restriction axostylus axostyle 11 can't rotate, the rigidity of right angle splint 15 promptly.

Specifically, a sliding groove 17 is formed in the fixing column 8, a sliding block 18 is fixedly connected to the outside of the second supporting rod 9, and the second supporting rod 9 is connected with the sliding groove 17 in a sliding mode through the sliding block 18.

In this embodiment, when the height is adjusted, the second support rod 9 slides inside the fixing column 8, so that the adjustment is more stable.

The working principle and the using process of the utility model are as follows: during the use, at first, 19 rotation pivot pole 11 through the activity card, make gear 12 rotate, meshing between through gear 12 and rack plate 13, thereby drive rack plate 13 downstream, in order to drive right angle splint 15 through connecting plate 14 and remove, distance between right angle splint 15 and the solid fixed splint 10 reduces this moment, the back with solid fixed splint 10 laminating stair, then with right angle splint 15 block and step junction, along with the distance between right angle splint 15 and the solid fixed splint 10 is littleer and more, thereby will and this device fix on stair, then insert card hole 20 with the activity card 19 in, so that pivot pole 11 can't rotate, thereby restriction pivot pole 11 can't rotate, the rigidity of right angle splint 15 promptly, convenient fixed effect has been reached from this.

When this device height of adjustment, rotate lead screw 5 through changeing 7, screw-thread fit between through lead screw 5 and sleeve 2, thereby remove, in order to break away from one of them draw-in groove 6, then can adjust the height of first bracing piece 3, thereby the height of pole 4 is held up in the adjustment, then rotate lead screw 5 again, make the inside of 5 block of lead screw and draw-in groove 6, thereby highly fixed after will adjusting, and when the height-adjusting, second bracing piece 9 slides in the inside of fixed column 8, thereby more stability when making the adjustment, the effect of this device height of adjustment of being convenient for has been reached from this.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a temporary stair protective guard for municipal construction convenient to adjust, includes fixed plate (1), its characterized in that: the utility model discloses a fixing device for supporting the internal screw thread of a motor, including fixed plate (1), the inside fixedly connected with sleeve (2) of fixed plate, the inside activity of sleeve (2) is pegged graft and is had first bracing piece (3), the top fixedly connected with of first bracing piece (3) holds up pole (4), the internal screw thread of sleeve (2) is pegged graft and is had lead screw (5), draw-in groove (6) that are evenly distributed are seted up to one side of first bracing piece (3), lead screw (5) block in the inside of draw-in groove (6), two fixed columns (8) of inside fixedly connected with of fixed plate (1), the inside activity of fixed column (8) is pegged graft and is had second bracing piece (9), second bracing piece (9) fixed connection is in the bottom of holding up pole (4).

2. The stair temporary protective guard for municipal construction convenient to adjust of claim 1, wherein: one end of the screw rod (5) is fixedly connected with a rotating handle (7).

3. The stair temporary protective guard for municipal construction convenient to adjust of claim 1, wherein: the bottom of the fixed column (8) is fixedly connected with a fixed splint (10), the inside of the fixed column (8) is rotatably connected with a rotating shaft rod (11), a gear (12) is fixedly sleeved outside the rotating shaft rod (11), a rack plate (13) is movably connected inside the fixed column (8), the teeth of the rack plate (13) are meshed with the teeth of the gear (12), one side of the rack plate (13) far away from the gear (12) is fixedly connected with a connecting plate (14), one side of the fixed column (8) is provided with a sliding hole (16), the connecting plate (14) penetrates through the fixed column (8) through the sliding hole (16), one side of the connecting plate (14) is fixedly connected with a right-angle clamping plate (15), one end of the rotating shaft lever (11) is connected with a movable clamping handle (19) in a sliding way, clamping holes (20) which are uniformly distributed are formed in one side, close to the movable clamping handle (19), of the fixed column (8).

4. The stair temporary protective guard for municipal construction convenient to adjust of claim 1, wherein: a sliding groove (17) is formed in the fixing column (8), a sliding block (18) is fixedly connected to the outer portion of the second supporting rod (9), and the second supporting rod (9) is connected with the sliding groove (17) in a sliding mode through the sliding block (18).