CN214532757U

CN214532757U - Ladder accessory

Info

Publication number: CN214532757U
Application number: CN202022943632.5U
Authority: CN
Inventors: 糜晓峰
Original assignee: Chongqing Bu Bu Wen Industry And Trade Co ltd
Current assignee: Chongqing Bu Bu Wen Industry And Trade Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-10-29
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a ladder accessory, which comprises a supporting plate, wherein one end of the supporting plate is fixedly connected with a plurality of slide bars, the other end of the supporting plate is fixedly connected with a fixing head, the center of the fixing head is in threaded connection with a rotary rod, the bottom end of the rotary rod is in threaded connection with a pressing head, one end of the fixing head close to the supporting plate is in threaded connection with a manual bolt, one end of the fixing head departing from the supporting plate is in threaded connection with a clamping arm, a plurality of slide bars are inserted and connected with a supporting plugboard, the accessory is fixed on two cross bars by arranging the fixing head and a supporting seat, the fixing head is fixed with the cross bar above, the supporting seat is fixed with the cross bar below, the extending length of a supporting device is adjusted by the inclination angle of the ladder, after extending a certain length, the slide bars are fixed in the supporting plugboard by a fixer, and the stability of the whole is ensured, the area of the cross bar is increased, and the comfort and the safety of long-time work on the ladder are improved.

Description

Ladder accessory

Technical Field

The utility model relates to a ladder field especially relates to a ladder accessory.

Background

Ladder, daily life apparatus, this instrument are done the limit by two long thick poles, and the horizontal pole that is fit for the climbing is crossed in the middle of for climb, the ladder divide into lift single ladder and lift double ladder.

In the prior art, a person needs to sit on a ladder for operation after going up to a certain height on the ladder, due to the structural reason of the ladder, a rectangular cross bar is arranged in the middle of the ladder generally, so that the ladder is convenient to climb and sit down, and in order to guarantee the integral structure of the ladder, the width of the cross bar is not large, and the ladder is not convenient to sit on or stand on for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ladder accessory.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a ladder accessory comprises a supporting plate, wherein one end of the supporting plate is fixedly connected with a plurality of sliding rods, the other end of the supporting plate is fixedly connected with a fixing head, the center of the fixing head is in threaded connection with a rotary rod, the bottom end of the rotary rod is rotatably connected with a pressing head, one end, close to the supporting plate, of the fixing head is in threaded connection with a manual bolt, one end, far away from the supporting plate, of the fixing head is rotatably connected with a clamping arm, and the plurality of sliding rods are inserted and connected with supporting plugboards;

the bottom end of one side, close to the supporting plate, of the supporting inserting plate is fixedly connected with a fixer, the top end of the fixer is in threaded connection with a threaded column, the top end of the threaded column is fixedly connected with a fixing clamp plate, the bottom end of the threaded column is fixedly connected with a driven gear, one side of the driven gear is meshed with a driving gear column, and the driving gear column is rotatably connected with the fixer;

the one end that supports the picture peg and deviates from the backup pad is rotated and is connected with strutting arrangement, strutting arrangement's other end fixedly connected with supporting seat, the inboard center department of supporting seat is provided with the backing plate, the inside both sides sliding connection of backing plate has the fixed arm, both sides the inside top threaded connection of fixed arm has double threaded rod, double threaded rod's one end extends to the supporting seat outside, double threaded rod's extension fixedly connected with roll adjustment knob.

As a further description of the above technical solution:

the main body of the supporting device consists of a supporting flashboard, a sliding rod and a supporting plate.

As a further description of the above technical solution:

the coaxial fixedly connected with worm wheel in driving gear post top, one side meshing of worm wheel has the worm, the one end of worm extends to the outside of fixer, the worm rotates with the fixer to be connected, the extension department of worm is provided with the knob.

As a further description of the above technical solution:

the top of backup pad and fixer all is provided with the stiffener, the position of stiffener corresponds with the slide bar, the support picture peg sets up porosely in the department that corresponds with the slide bar.

As a further description of the above technical solution:

one end of the clamping arm, which is close to the sliding rod, is provided with a threaded hole, and the position of the threaded hole corresponds to that of the manual bolt.

As a further description of the above technical solution:

the fixing head is provided with a threaded hole at a position corresponding to the rotating rod, and the fixing head is provided with a threaded hole at a position corresponding to the manual bolt.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up fixed head and supporting seat and come this accessory to fix on two horizontal poles, the fixed head is fixed with the horizontal pole of top, and the supporting seat is fixed with the horizontal pole of below, through the inclination of ladder, adjusts strutting arrangement's the length of stretching out, stretches out after certain length, comes to fix the slide bar in supporting the picture peg through the fixer, guarantees holistic stability, improves the area of horizontal pole, improves travelling comfort and the security of working on the ladder for a long time.

2. The utility model discloses can increase the horizontal pole width of conventional rectangle horizontal pole ladder, improve the stability of ladder and use comfort performance.

Drawings

FIG. 1 is a front view of a ladder accessory according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a top expanded view of a ladder accessory according to the present invention.

Illustration of the drawings:

1. a compression head; 2. a manual bolt; 3. rotating the rod; 4. a fixed head; 5. clamping arms; 6. a support plate; 7. a slide bar; 8. a supporting seat; 9. a fixed arm; 10. a base plate; 11. a double-headed threaded rod; 12. a distance adjusting knob; 13. fixing the clamping plate; 14. a threaded post; 15. a driven gear; 16. a driving gear column; 17. a holder; 18. supporting the inserting plate; 19. and a supporting device.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a ladder accessory comprises a supporting plate 6, one end of the supporting plate 6 is fixedly connected with a plurality of sliding rods 7, the other end of the supporting plate 6 is fixedly connected with a fixing head 4, the center of the fixing head 4 is connected with a rotary rod 3 in a threaded manner, the fixing head 4 is hung on a cross rod above the fixing head, then the clamping arm 5 is wound on the cross rod, then a manual bolt 2 is rotated to fix the fixing head 4 and the clamping arm 5, a supporting device 19 is fixed on the cross rod above the fixing head, the rotary rod 3 is rotated, the clamping head 1 is pressed towards the cross rod, the fixing stability is ensured, the bottom end of the rotary rod 3 is rotatably connected with a clamping head 1, one end of the fixing head 4 close to the supporting plate 6 is connected with the manual bolt 2 in a threaded manner, one end of the fixing head 4, which is far away from the supporting plate 6, is rotatably connected with the clamping arm 5, the fixing head 4 is fixed with the cross rod of a ladder, a plurality of sliding rods 7 are inserted and connected with a supporting inserting plate 18, the slide bar 7 is inserted into the supporting inserting plate 18 to form a supporting device 19;

the bottom end of one side of the supporting inserting plate 18 close to the supporting plate 6 is fixedly connected with a fixer 17 for fixing the sliding rod 7 and the supporting inserting plate 18, the top end of the fixer 17 is connected with a threaded column 14 in a threaded manner, the top end of the threaded column 14 is fixedly connected with a fixed clamping plate 13, the bottom end of the threaded column 14 is fixedly connected with a driven gear 15, one side of the driven gear 15 is meshed with a driving gear column 16, the driving gear column 16 is rotatably connected with the fixer 17, if the cross rod is rectangular, the two supporting devices 19 are mutually vertical, at the moment, a knob of the fixer 17 is directly rotated, the driving gear column 16 is driven to rotate through worm and gear transmission, the driving gear column 16 drives the driven gear 15 and the threaded column 14 to rotate, the threaded column 14 pushes the fixed clamping plate 13 to ascend, the sliding rod 7 is clamped through the fixed clamping plate 13 to determine the position, if the cross rod is circular, after the extending length of the sliding rod 7 needs to be manually adjusted, the slide bar 7 is fixed through a fixer 17;

support picture peg 18 deviates from one end of backup pad 6 and rotates and is connected with strutting arrangement 19, strutting arrangement 19's other end fixedly connected with supporting seat 8, the inboard center department of supporting seat 8 is provided with backing plate 10, the inside both sides sliding connection of backing plate 10 has fixed arm 9, the inside top threaded connection of both sides fixed arm 9 has double threaded rod 11, double threaded rod 11's one end extends to the supporting seat 8 outside, double threaded rod 11's extension fixedly connected with roll adjustment knob 12, rotate roll adjustment knob 12, roll adjustment knob 12 drives double threaded rod 11 and rotates, double threaded rod 11 drives two fixed arms 9 and moves in opposite directions, two fixed arms 9 clip the horizontal pole, guarantee supporting seat 8's stability.

The main body of the supporting device 19 is composed of a supporting flashboard 18, a sliding rod 7 and a supporting board 6. The top end of the driving gear column 16 is coaxially and fixedly connected with a worm gear, one side of the worm gear is meshed with a worm, the worm gear and the worm have good self-locking performance, the fixing stability is guaranteed, one end of the worm extends to the outer side of the fixer 17, the worm is rotatably connected with the fixer 17, and a knob is arranged at the extending position of the worm. The top ends of the supporting plate 6 and the fixer 17 are both provided with reinforcing rods, the positions of the reinforcing rods correspond to the positions of the sliding rods 7, and the supporting inserting plate 18 is provided with holes at the positions corresponding to the sliding rods 7. One end of the clamping arm 5 close to the sliding rod 7 is provided with a threaded hole, and the position of the threaded hole corresponds to that of the manual bolt 2. The fixing head 4 is provided with a threaded hole at a position corresponding to the swing lever 3, and the fixing head 4 is provided with a threaded hole at a position corresponding to the hand bolt 2.

The working principle is as follows: hanging a fixing head 4 on a cross rod above, surrounding the clamping arm 5 on the cross rod, rotating a manual bolt 2, fixing the fixing head 4 and the clamping arm 5, fixing a supporting device 19 on the cross rod above, rotating a rotary rod 3, pressing a pressing head 1 to the cross rod, ensuring the stability of fixing, contacting a supporting seat 8 with the adjacent cross rod below, contacting a backing plate 10 with the cross rod, rotating a distance adjusting knob 12, driving the double-threaded rod 11 to rotate by the distance adjusting knob 12, driving the two fixing arms 9 to move oppositely by the double-threaded rod 11, clamping the cross rod by the two fixing arms 9, ensuring the stability of the supporting seat 8, directly rotating the knob of a fixer 17 at the moment, driving a driving gear column 16 to rotate through worm and gear transmission, driving the driving gear column 16 to drive a driven gear 15 and a threaded column 14 to rotate, the threaded column 14 pushes the fixed clamping plate 13 to ascend, the sliding rod 7 is clamped through the fixed clamping plate 13 to determine the position, and if the cross rod is circular, the sliding rod 7 is fixed through the fixer 17 after the extending length of the sliding rod 7 needs to be manually adjusted.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A ladder accessory comprising a support plate (6), characterized in that: one end of the supporting plate (6) is fixedly connected with a plurality of sliding rods (7), the other end of the supporting plate (6) is fixedly connected with a fixing head (4), a rotary rod (3) is connected to the center of the fixing head (4) in a threaded manner, the bottom end of the rotary rod (3) is rotatably connected with a pressing head (1), one end, close to the supporting plate (6), of the fixing head (4) is connected with a manual bolt (2) in a threaded manner, one end, away from the supporting plate (6), of the fixing head (4) is rotatably connected with a clamping arm (5), and a plurality of sliding rods (7) are inserted and connected with supporting inserting plates (18);

the bottom end of one side, close to the supporting plate (6), of the supporting inserting plate (18) is fixedly connected with a fixer (17), the top end of the fixer (17) is in threaded connection with a threaded column (14), the top end of the threaded column (14) is fixedly connected with a fixed clamping plate (13), the bottom end of the threaded column (14) is fixedly connected with a driven gear (15), one side of the driven gear (15) is meshed with a driving gear column (16), and the driving gear column (16) is rotatably connected with the fixer (17);

support picture peg (18) and deviate from one end of backup pad (6) and rotate and be connected with strutting arrangement (19), other end fixedly connected with supporting seat (8) of strutting arrangement (19), the inboard center department of supporting seat (8) is provided with backing plate (10), the inside both sides sliding connection of backing plate (10) has fixed arm (9), both sides the inside top threaded connection of fixed arm (9) has double threaded rod (11), the one end of double threaded rod (11) extends to supporting seat (8) outside, the fixedly connected with roll adjustment knob (12) of extension department of double threaded rod (11).

2. A ladder accessory as claimed in claim 1, wherein: the main body part of the supporting device (19) consists of a supporting inserting plate (18), a sliding rod (7) and a supporting plate (6).

3. A ladder accessory as claimed in claim 1, wherein: the coaxial fixedly connected with worm wheel in initiative gear post (16) top, the meshing of one side of worm wheel has the worm, the one end of worm extends to the outside of fixer (17), the worm rotates with fixer (17) to be connected, the extension department of worm is provided with the knob.

4. A ladder accessory as claimed in claim 1, wherein: the top of backup pad (6) and fixer (17) all is provided with the stiffener, the position of stiffener corresponds with slide bar (7), support picture peg (18) are provided with the hole in the department of corresponding with slide bar (7).

5. A ladder accessory as claimed in claim 1, wherein: one end of the clamping arm (5) close to the sliding rod (7) is provided with a threaded hole, and the position of the threaded hole corresponds to that of the manual bolt (2).

6. A ladder accessory as claimed in claim 1, wherein: the fixing head (4) is provided with a threaded hole at the position corresponding to the rotating rod (3), and the fixing head (4) is provided with a threaded hole at the position corresponding to the manual bolt (2).