CN217602551U

CN217602551U - Knot fixing device is used to double ladder in decoration and fitment stage

Info

Publication number: CN217602551U
Application number: CN202221275984.0U
Authority: CN
Inventors: 岳保强; 高舸津; 马晓旭; 何凌波; 姜涛; 孙小龙; 崔志为; 王�琦; 王星运; 柴钧腾; 景占磊; 赵磊; 何自强; 李照民; 赵轩
Original assignee: China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group Co Ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-10-18
Anticipated expiration: 2032-05-20

Abstract

The utility model discloses a hitch fixing device for herringbone ladder in decoration stage, including rectangular cross section's basic pole. Two sliding spaces are arranged in the base rod up and down through a partition plate, and each sliding space is arranged in the length direction of the base rod in a through mode. The upper end face and the lower end face of the base rod are respectively provided with a strip-shaped adjusting hole along the length direction of the base rod, two sides of the adjusting hole are provided with a plurality of pairs of locking holes at intervals along the length direction of the base rod, and the two sliding spaces are respectively communicated with the adjusting holes and the locking holes on the upper end face and the lower end face. A sliding rod is slidably arranged in each sliding space, a locking piece is arranged at one end of the sliding rod extending into the base rod, and a drawknot component is detachably arranged at the other end of the sliding rod extending out of the base rod. When the slide rod is moved to a position in the slide space, the slide rod is locked with the base rod by the locking between the locking piece and the corresponding pair of locking holes. A U-shaped clamping groove is arranged on one side surface of the base rod. The utility model discloses a to the drawknot of people's word ladder fixed, convenient to use is swift, and the practicality is strong.

Description

Knot fixing device is used to double ladder in decoration and fitment stage

Technical Field

The utility model relates to a device for fixing double ladder indicates a drawknot fixing device who is used for decorateeing stage double ladder especially.

Background

A herringbone ladder is a temporary building tool which is erected for workers to operate and solve vertical and horizontal transportation on a construction site. When carrying out the decoration to the building, can meet high, the narrower building site in space usually, like corridor, stairwell etc. just need use the double ladder to assist the operation this moment to decorate the fitment smoothly to building eminence. In the process of using the double ladder, in order to ensure the stability of the double ladder, the double ladder is generally required to be fixed by pulling with a pulling device. In practical implementation, it can be found that the existing tying device needs to fix itself by means of existing steel bars extending out of the wall, and then plays a role in tying and fixing the herringbone ladder. However, when the building construction reaches the decoration stage, the steel bars extending out of the wall are usually removed, so that the existing tie device has the problem that the existing tie device cannot be implemented smoothly in use, and the stability of the herringbone ladder cannot be ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a decoration stage for double ladder drawknot fixing device, it has realized that the drawknot to the double ladder is fixed, convenient to use is swift, and the practicality is strong.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a decoration stage herringbone ladder is with drawknot fixing device which characterized in that: it includes rectangular cross section's base rod, wherein: two sliding spaces are arranged in the base rod through a partition plate up and down, and each sliding space is arranged along the length direction of the base rod; the upper end surface and the lower end surface of the base rod are respectively provided with a strip-shaped adjusting hole along the length direction of the base rod, two sides of the adjusting hole are provided with a plurality of pairs of locking holes at intervals along the length direction of the base rod, and the two sliding spaces are respectively communicated with the adjusting holes and the locking holes on the upper end surface and the lower end surface; a sliding rod is slidably arranged in each sliding space, a locking piece is arranged at one end of the sliding rod extending into the base rod, and a drawknot component is detachably arranged at the other end of the sliding rod extending out of the base rod; when the slide bar moves to the right position in the sliding space, the slide bar is locked with the base bar through the locking between the locking piece and the corresponding pair of locking holes; a U-shaped clamping groove used for clamping the herringbone ladder is arranged on one side face of the base rod.

The utility model has the advantages that:

the utility model discloses can realize fixed to the drawknot of double ladder, improve the stability when double ladder uses greatly, ensure workman's construction safety, and, the utility model discloses with low costs, convenient to use is swift, is applicable to indoor outer multiple decoration occasion, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the drawknot fixing device of the present invention.

Fig. 2 is a schematic view of the structure of the slide bar and its upper locking member.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Fig. 4 is a schematic structural view of the abutting piece.

Fig. 5 is a schematic view of the mounting structure of the U-shaped card slot.

Fig. 6 is a schematic view of the structure of the holder.

Fig. 7 is a schematic top view of fig. 6.

Fig. 8 is a schematic right view of fig. 6.

Detailed Description

As shown in fig. 1 to 8, the utility model discloses a hitch fixing device for double ladder in decoration and fitment stage includes rectangular cross section's base pole 10, wherein: two rectangular sliding spaces 11 are arranged in the base rod 10 up and down through a partition plate 110, and each sliding space 11 is arranged along the length direction of the base rod 10; the opposite upper and lower end surfaces of the base rod 10 are respectively provided with a strip-shaped adjusting hole 12 along the length direction of the base rod 10, two sides of the adjusting hole 12 are provided with a plurality of pairs of locking holes 13 at intervals (equal intervals) along the length direction of the base rod 10, and the two sliding spaces 11 are respectively communicated with the adjusting holes 12 and the locking holes 13 on the upper and lower end surfaces; a sliding rod 21 is slidably arranged in each sliding space 11, a locking piece 23 is arranged at one end of the sliding rod 21 extending into the base rod 10, and a drawknot component is detachably arranged at the other end of the sliding rod 21 extending out of the base rod 10; when the slide rod 21 is moved in position within the slide space 11, the slide rod 21 is locked with the base rod 10 by locking between the locking piece 23 and the corresponding pair of locking holes 13; a U-shaped clamping groove 40 for clamping the herringbone ladder is arranged on one side surface of the base rod 10.

In the present invention, each pair of locking holes 13 is two locking holes 13 respectively located at two sides of the adjusting hole 12, as shown in fig. 1.

As shown in fig. 2 and 3, the locking member 23 includes a fixed column 231, one end of the fixed column 231 is fixed on the end of the sliding rod 21 extending into the base rod 10, the other end of the fixed column 231 extends out of the adjusting hole 12 and is fixed with a limiting plate 232 (a circular limiting plate 232 shown in fig. 3), a manual control plate 234 and a spring 233 are movably sleeved on the fixed column 231, the spring 233 is interposed between the manual control plate 234 and the limiting plate 232, two locking studs 235 are fixed on one side of the manual control plate 234 facing the sliding rod 21, and the manual control plate 234 and the two locking studs 235 are located outside the base rod 10, wherein: when sliding the slide bar 21, the manual control plate 234 is lifted away from the adjusting hole 12 to compress the spring 233, so that the two locking posts 235 are disengaged from the locking holes 13, thereby achieving sliding movement of the slide bar 21 in the sliding space 11 by the movement of the fixing post 231 in the adjusting hole 12; when the slide rod 21 slides to the proper position, the manual control plate 234 is released, and under the elastic action of the spring 233, the manual control plate 234 drives the two locking posts 235 to move toward the adjusting holes 12, so that the two locking posts 235 are respectively inserted into the corresponding pair of locking holes 13 to achieve the locking between the slide rod 21 and the base rod 10.

As shown in fig. 1, two U-shaped slots 40 are adjustably mounted on the side of the base shaft 10, wherein: a plurality of fixing screw holes 14 are formed at intervals (equal intervals) on the side surface of the base shaft 10 along the length direction of the base shaft 10, and the u-shaped catching grooves 40 are installed on the base shaft 10 by screwing the fixing screws 41 to a corresponding one of the fixing screw holes 14, as shown in fig. 5.

In practical use, a worker can determine the mounting positions of the two U-shaped slots 40 on the base rod 10 according to the width between the two ladder bars of the herringbone ladder.

Further, as shown in the 5,U type of the clamping groove 40, an anti-slip and anti-wear pad 42 is disposed on the inner wall thereof.

In the present invention, the tie assembly may be an abutting member 22 or a clamping member 24.

The pulling assembly shown in fig. 1 is the abutting member 22. As shown in fig. 4, the propping member 22 includes a propping plate 222, one side of the propping plate 222 is provided with an elastic pad 221, and the other side is provided with a locking screw 223, wherein: the abutting member 22 is fixed to the end of the base rod 10 by screwing the locking screw 223 into the locking screw hole 210 (fig. 2) formed in the end of the sliding rod 21 extending out of the base rod 10.

The utility model discloses in, when two support piece 22 support respectively on the both sides wall, cushion 221 can play antiskid, abrasionproof decreases the effect well, has improved the stability of double ladder greatly.

As shown in fig. 6 to 8, the clamp 24 comprises an L-shaped plate 241 and an adjustable clamping plate 243, wherein: the L-shaped plate 241 is formed by vertically connecting a reference plate 2411 and a limit plate 2412; an adjusting screw 242 is movably screwed on the reference plate 2411, one end of the adjusting screw 242 is provided with an anti-falling end 2421, and the other end of the adjusting screw is provided with a connector 2422; the adjusting screw 242 is rotatably inserted into a mounting hole (not shown) of the adjustable clamping plate 243 through a connector 2422 to be rotatably connected with the adjustable clamping plate 243; the adjustable clamping plate 243 and the reference plate 2411 are parallel to each other, and the adjustable clamping plate 243 and the L-shaped plate 241 form a clamping space 246; the adjustable clamping plate 243 comprises a rectangular clamping plate 2431 provided with an assembly hole, and a convex part 2432 convexly arranged on the rectangular clamping plate 2431 penetrates through the long-strip-shaped limiting hole 2410 on the extending limiting plate 2412 and then is fixed with a limiting block 2433; when the adjusting screw 242 is rotated, the adjustable clamping plate 243 is driven by the adjusting screw 242 to perform translational motion relative to the reference plate 2411 along the length direction of the limiting hole 2410, so as to adjust the size of the clamping space 246; the reference plate 2411 is further provided with a locking screw 244, and the clamping member 24 is fixed to the end of the base shaft 10 by the screw connection between the locking screw 244 and the locking screw 210 on the end of the sliding rod 21 extending out of the base shaft 10.

Specifically, when the adjustment screw 242 is rotated, the adjustment screw 242 performs an extending and retracting motion on the reference plate 2411 with respect to the clamping space 246, in which the connection head 2422 of the adjustment screw 242 is rotated in the fitting hole on the rectangular clamping plate 2431, but the relative position between the adjustment screw 242 and the rectangular clamping plate 2431 is not changed. In addition, the adjustable clamping plate 243 moves along the length direction of the limiting hole 2410, i.e. the convex part 2432 on the rectangular clamping plate 2431 moves in the limiting hole 2410 of the limiting plate 2412.

In the present invention, the rotation installation manner of the connector 2422 of the adjusting screw 242 in the assembling hole of the rectangular clamping plate 2431 can be various, without limitation. For example, the assembly hole may be designed to have a diameter slightly larger than that of the connection head 2422, and when the connection head 2422 is inserted into the assembly hole, the opening of the assembly hole is sealed by a sealing block so that the connection head 2422 can be rotatably located in the assembly hole.

The utility model discloses in, the design aim at that the convex part 2432 on the rectangle clamping plate 2431 runs through spacing hole 2410 and stopper 2433 prevents that rectangle clamping plate 2431 from taking place to rotate and squint at the translation in-process.

In practical design, the inner walls of the L-shaped plate 241 and the adjustable clamping plate 243 facing the clamping space 246 are provided with anti-skid and anti-wear pads 245.

At the decoration and finishing in-process, when the double ladder was in the narrow space between two walls, the utility model discloses the hitch subassembly of hitch fixing device chooses for use to support top 22 to be suitable, and at this moment, according to the width between two ladder bars of double ladder, adjusts and fixes two U type draw-in grooves 40 on base rod 10, makes two U type draw-in grooves 40 block respectively on two ladder bars of double ladder. Then adjust the length that both ends slide bar 21 stretches out base rod 10 respectively, make the piece 22 that supports on each slide bar 21 support on the wall, thereby make the utility model discloses the drawknot fixing device supports between the wall of both sides, has ensured the stability of double ladder in the use.

When the double ladder is in other times such as the periodic panel product of baffle, the utility model discloses the anchor clamps 24 are selected for use to the anchor clamps subassembly of drawknot fixing device as prefers, at this moment, according to the width between two ladder bars of double ladder, adjusts and fixes two U type draw-in grooves 40 on base rod 10. Then the lengths of the two sliding rods 21 extending out of the base rod 10 are respectively adjusted, so that the clamping spaces 246 formed by the clamping pieces 24 on the sliding rods 21 are respectively aligned with the plate products on the two sides of the herringbone ladder, then the two U-shaped clamping grooves 40 are respectively clamped on the two ladder rods of the herringbone ladder, and at the same time, the adjusting screw 242 is rotated to reduce the clamping space 246, so that the plate products in the clamping space 246 are stably clamped between the adjustable clamping plate 243 and the reference plate 2411, and the stability of the herringbone ladder in the use process is ensured by the plate products on the two sides.

The specific process of adjusting the length of the sliding rod 21 extending out of the base rod 10 is as follows: the manual manipulation plate 234 is lifted (the spring 233 is compressed) to disengage the two locking posts 235 from the locking holes 13, thereby slidably adjusting the length of the slide rod 21 extending out of the base shaft 10 in the slide space 11. When the extending length of the slide rod 21 is adjusted, the manual operation plate 234 is released, and the two locking posts 235 are driven by the manual operation plate 234 under the elastic action of the spring 233 to be inserted into the corresponding pair of locking holes 13, so as to lock the slide rod 21 and the base rod 10.

The utility model discloses in, upper and lower equidirectional with the utility model discloses each part orientation that locates when drawknot fixing device comes into operation defines, particularly the utility model discloses when drawknot fixing device comes into operation, two slide bars 21 parallel arrangement in upper and lower direction are in the opening orientation double ladder setting of the U type draw-in groove 40 of basic pole 10 side.

The utility model has the advantages that:

The above description is the preferred embodiment of the present invention and the technical principle applied by the preferred embodiment, and for those skilled in the art, without departing from the spirit and scope of the present invention, any obvious changes based on the equivalent transformation, simple replacement, etc. of the technical solution of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a decoration stage herringbone ladder is with drawknot fixing device which characterized in that: it includes rectangular cross section's base rod, wherein: two sliding spaces are arranged in the base rod up and down through a partition plate, and each sliding space is arranged along the length direction of the base rod; the upper end surface and the lower end surface of the base rod are respectively provided with a strip-shaped adjusting hole along the length direction of the base rod, two sides of the adjusting hole are provided with a plurality of pairs of locking holes at intervals along the length direction of the base rod, and the two sliding spaces are respectively communicated with the adjusting holes and the locking holes on the upper end surface and the lower end surface; a sliding rod is slidably arranged in each sliding space, a locking piece is arranged at one end of the sliding rod extending into the base rod, and a drawknot component is detachably arranged at the other end of the sliding rod extending out of the base rod; when the slide bar moves to the right position in the sliding space, the slide bar is locked with the base bar through the locking between the locking piece and the corresponding pair of locking holes; and a U-shaped clamping groove for clamping the herringbone ladder is arranged on one side surface of the base rod.

2. The hitch fixing device for a herringbone ladder in a decoration stage of claim 1, wherein:

each pair of locking holes are two locking holes respectively positioned at two sides of the adjusting hole.

3. The hitch fixing device for a herringbone ladder in a decoration stage of claim 2, wherein:

the locking piece comprises a fixing column, one end of the fixing column is fixed to the end portion, extending into the base rod, of the sliding rod, the other end of the fixing column is fixed to a limiting plate after extending out of the adjusting hole, a manual control plate and a spring are movably sleeved on the fixing column, the spring is arranged between the manual control plate and the limiting plate, the manual control plate faces towards one side of the sliding rod, two locking columns are fixed to the side, facing the sliding rod, of the manual control plate, and the manual control plate and the two locking columns are located outside the base rod.

4. The hitch fixing device for a herringbone ladder in a decoration stage of claim 1, wherein:

two U-shaped clamping grooves are adjustably installed on the side surface of the base rod, wherein: a plurality of fixing screw holes are formed in the side face of the base rod at intervals along the length direction of the base rod, and the U-shaped clamping groove is installed on the base rod through the threaded connection of a fixing screw and a corresponding fixing screw hole.

5. The hitch fixing device for a herringbone ladder in a decoration stage of claim 4, wherein:

and an anti-skidding and anti-abrasion pad is arranged on the inner wall of the U-shaped clamping groove.

6. The hitch fixing device for a ladder in a finishing stage as set forth in any one of claims 1 to 5, wherein:

the drawknot component is a propping component or a clamping component.

7. The hitch fixing device for a herringbone ladder in a decoration stage of claim 6, wherein:

the supporting part comprises a supporting plate, one surface of the supporting plate is provided with an elastic pad, and the other surface of the supporting plate is provided with a locking screw rod, wherein: the abutting piece is fixed on the end part of the base rod through the threaded connection between the locking screw rod and the locking screw hole in the end part of the sliding rod extending out of the base rod.

8. The hitch fixing device for a herringbone ladder in a decoration stage of claim 6, wherein:

the holder includes L template and adjustable splint, wherein: the L-shaped plate is formed by vertically connecting a reference plate and a limiting plate; an adjusting screw is movably screwed on the reference plate, one end of the adjusting screw is provided with an anti-falling end head, and the other end of the adjusting screw is provided with a connector; the adjusting screw rod is rotatably embedded in the assembling hole of the adjustable clamping plate through the connecting head so as to realize the rotary connection with the adjustable clamping plate; the adjustable clamping plate is parallel to the reference plate, and the adjustable clamping plate and the L-shaped plate form a clamping space; the adjustable clamping plate comprises a rectangular clamping plate provided with an assembling hole, and a convex part convexly arranged on the rectangular clamping plate penetrates through the long-strip-shaped limiting hole extending out of the limiting plate and is then fixed with a limiting block; when the adjusting screw rod is rotated, the adjustable clamping plate is driven by the adjusting screw rod to do translational motion relative to the reference plate along the length direction of the limiting hole so as to realize the adjustment of the size of the clamping space; and the base plate is also provided with a locking screw, and the clamping piece is fixed on the end part of the base rod through the threaded connection between the locking screw and the locking screw hole in the end part of the base rod, which extends out of the sliding rod.

9. The hitch fixing device for a herringbone ladder in a decoration stage of claim 8, wherein:

the L-shaped plate and the adjustable clamping plate face towards the inner wall of the clamping space, and an anti-skidding and anti-abrasion pad is arranged on the inner wall of the clamping space.