CN220955422U

CN220955422U - Herringbone ladder

Info

Publication number: CN220955422U
Application number: CN202322141333.3U
Authority: CN
Inventors: 周祯德
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-05-14
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a double ladder, which relates to the technical field of decoration equipment, and comprises a connecting frame and two U-shaped supporting frames, wherein equidistant pedals are fixedly arranged on the inner wall of each supporting frame, and the double ladder further comprises: stay cord and two revolving racks, the upper end of two support frames all runs through there is the spread groove, the end that leaves of two support frames upper surface is the cambered surface end, when the fitment personnel scramble the ladder and reach and paint the operation on the link and need paint, according to the orientation of ladder, select to cup joint the counter weight thread bush screw thread on which screw thread post, the operating personnel on ground can hang the paint bucket that is equipped with the coating on the couple on counter weight thread bush, the pulling connection thread bush can upwards draw up the paint bucket to support frame top this moment, the operating personnel of link department need not to climb down again at every turn and take the paint bucket also need not the personnel on ground to upwards climb and send the paint bucket, painting efficiency and security have been improved greatly.

Description

Herringbone ladder

Technical Field

The utility model relates to the technical field of decoration equipment, in particular to a herringbone ladder.

Background

When carrying out the decoration fitment to the new house, all need brush the wall, the wall in-process of brushing all can use the double ladder, help the fitment personnel to reach higher place and scribble, but when there is the dress repairman to brush the wall, when the coating in the coating bucket is used up or need change, need climb down the cat ladder or subaerial personnel and climb up the cat ladder and scribble the storage bucket and deliver, comparatively troublesome, frequent climbing down also has certain potential safety hazard simultaneously, in order to solve above-mentioned technical problem, the present provides a double ladder.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the herringbone ladder, which solves the technical problems that when a decoration worker brushes a wall, the paint in the paint bucket is used up or needs to be replaced, the worker on the ground needs to climb down the ladder or climb up the ladder to carry out paint bucket delivery, the process is troublesome, and meanwhile, the frequent climbing and descending also has a certain potential safety hazard.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model provides a double ladder, includes the support frame of link and two U types, and the equal fixed mounting of inner wall of every support frame has equidistant footboard, and this double ladder still includes: the upper ends of the two support frames are penetrated by connecting grooves, and the separated ends of the upper surfaces of the two support frames are cambered surface ends;

A rotating rod is fixedly connected between the two rotating frames, clamping grooves are formed in the upper ends of the two rotating frames, and positioning screws are sleeved at the upper ends of the two rotating frames in a threaded manner;

The middle part of the support frame positioned at the left end, which faces the other support frame, is fixedly provided with two fixed blocks, and the middle part of the support frame positioned at the right end, which faces the other support frame, is fixedly provided with two groups of equidistant sleeve blocks;

The middle part of the bottom surface of the connecting frame is fixedly provided with a bottom part, the front end and the rear end of the bottom part are penetrated with rope grooves, and the left end and the right end of the front surface and the rear surface of the connecting frame are fixedly connected with fixing plates for connecting the supporting frame.

Preferably: the two ends of the pull rope are fixedly connected with threaded columns, and a connecting threaded sleeve and a counterweight threaded sleeve are respectively sleeved on the two threaded columns in a threaded manner;

wherein, the bottoms of the connecting thread sleeve and the counterweight thread sleeve are fixedly connected with hooks for hanging paint barrels.

Preferably: elastic rings for clamping the hooks are movably sleeved on the two supporting legs at the lower end of the supporting frame at the right end.

Preferably: a connecting rod is fixedly connected between the two fixed plates at the left end, and the same connecting rod is fixedly connected between the two fixed plates at the right end;

wherein, two connecting rods are respectively and movably sleeved with two connecting grooves.

Preferably: the pull rope is movably sleeved with the rope groove, and the two fixed blocks are respectively and rotatably connected with the lower ends of the two rotating rods;

Wherein, the draw-in groove on the bull stick and every cover piece all can the activity joint.

Preferably: the positioning screw rod on the rotating rod and each sleeve block can be movably sleeved;

Wherein, the locating screw rod is minimum with two support frame contained angles when the cover piece activity cup joints of uppermost, and two support frame contained angles are maximum when the locating screw rod cup joints with the cover piece activity of lowermost.

(III) beneficial effects

1. When the decoration personnel climb the ladder to achieve the effect that the coating operation needs coating on the connecting frame, according to the direction of the ladder, the balance weight thread bush is in threaded sleeve connection with the thread post, an operator on the ground can hang a coating barrel filled with the coating on a hook on the balance weight thread bush, the connecting thread bush is pulled at the moment to lift the coating barrel to the top of the supporting frame, the operator at the connecting frame does not need to climb down each time to take the coating barrel again, and does not need to climb up the coating barrel by people on the ground, the coating efficiency and the safety are greatly improved, after the decoration personnel at the connecting frame take the coating barrel, the connecting thread bush can be loosened, and the balance weight thread bush automatically drops to the ground under the gravity, so that the effect of automatic reset is achieved.

2. When the locating screw on the rotating frame is movably sleeved with the uppermost sleeve block, the distance between the two support frames and the included angle are minimum, the two hooks are clamped by the two elastic rings respectively to avoid sliding of the pull rope, the carrying of the whole ladder is facilitated, and the ladder cannot be scattered in the moving process.

3. When the ladder needs to be unfolded, the included angle of the two supporting frames is adjusted, the rotating frame is rotated, the positioning screw rods are movably sleeved with the sleeve blocks at the corresponding positions, the included angle of the two supporting frames is fixed, the two positioning screw rods are movably sleeved with the two sleeve blocks respectively, two positioning points are arranged, the stability of the positions of the two supporting frames is high, and even if one positioning screw rod loosens, the other positioning screw rod can play a role in positioning, so that the safety is improved.

Drawings

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a block diagram of a connector of the present utility model;

FIG. 3 is a block diagram of a support frame according to the present utility model;

FIG. 4 is an enlarged block diagram of the present utility model at A in FIG. 2;

fig. 5 is an enlarged structural view of the present utility model at B in fig. 3.

Legend description: 1. a connecting frame; 2. a support frame; 3. a pull rope; 4. a bottom member; 5. rope grooves; 6. a fixing plate; 7. a connecting rod; 8. a threaded column; 9. connecting a threaded sleeve; 10. a hook; 11. a counterweight thread sleeve; 12. a connecting groove; 13. a rotating rod; 14. a fixed block; 15. a rotating frame; 16. sleeving blocks; 17. an elastic ring; 19. positioning a screw; 20. a clamping groove.

Detailed Description

According to the herringbone ladder, the technical problems that when a decoration person brushes a wall, paint in a paint bucket is used up or needs to be replaced, the person who climbs down the ladder or the person on the ground climbs up the ladder to carry out paint bucket delivery are troublesome, and meanwhile, the frequent climbing and descending have certain potential safety hazards are solved.

Examples

The technical scheme in the embodiment of the application has the following overall thought:

Aiming at the problems existing in the prior art, the utility model provides a herringbone ladder, which comprises a connecting frame 1 and two U-shaped supporting frames 2, wherein equidistant pedals are fixedly arranged on the inner wall of each supporting frame 2, and the herringbone ladder further comprises: the two support frames 2 are fixedly connected with a rotary rod 13 between the two rotary frames 15, clamping grooves 20 are formed in the upper ends of the two rotary frames 15, positioning screws 19 are sleeved on the upper ends of the two rotary frames 15 in a threaded manner, two fixing blocks 14 are fixedly arranged at the middle part of the support frame 2 positioned at the left end towards the other support frame 2, two groups of equidistant sleeve blocks 16 are fixedly arranged at the middle part of the support frame 2 positioned at the right end towards the other support frame 2, a bottom part 4 is fixedly arranged at the middle part of the bottom surface of the connecting frame 1, a rope groove 5 is formed at the front end and the rear end of the bottom part 4 in a penetrating manner, and fixing plates 6 used for connecting the support frames 2 are fixedly connected at the left end and the right end of the connecting frame 1;

The two ends of the pull rope 3 are fixedly connected with threaded columns 8, when a fitter climbs a ladder to achieve the coating operation on the connecting frame 1, according to the direction of the ladder, a counterweight threaded sleeve 11 is in threaded sleeve connection with which threaded column 8, an operator on the ground can hang a coating barrel filled with the coating on a hook 10 on the counterweight threaded sleeve 11, at the moment, the coating barrel can be pulled up to the top of the supporting frame 2 by pulling the connecting threaded sleeve 9, the operator on the connecting frame 1 does not need to climb down each time to take the coating barrel again, and does not need to climb up the coating barrel by the operator on the ground, the coating efficiency and the safety are greatly improved, after the fitter on the connecting frame 1 takes the coating barrel, the connecting threaded sleeve 9 can be loosened, the counterweight thread sleeve 11 automatically sags to the ground under the gravity to achieve the effect of automatic reset, the connecting thread sleeve 9 and the counterweight thread sleeve 11 are respectively sheathed on the two thread columns 8 in a threaded manner, the bottoms of the connecting thread sleeve 9 and the counterweight thread sleeve 11 are fixedly connected with the hooks 10 for hanging paint buckets, when the positioning screw 19 on the rotating frame 15 is movably sheathed with the uppermost sleeve block 16, the distance and the included angle between the two support frames 2 are minimum, the two hooks 10 are respectively clamped by the two elastic rings 17 to avoid sliding of the pull ropes 3, the whole ladder is convenient to carry, the ladder cannot be scattered in the moving process, and the elastic rings 17 for clamping the hooks 10 are movably sheathed on the two support legs at the lower end of the support frame 2 at the right end;

When the ladder needs to be unfolded, the included angle of the two supporting frames 2 is adjusted, the rotating frame 15 is rotated, the positioning screw 19 is movably sleeved with the sleeve blocks 16 at the corresponding positions, at the moment, the included angle of the two supporting frames 2 is fixed, climbing can be carried out, the two positioning screw 19 is movably sleeved with the two sleeve blocks 16, two positioning points are arranged, the stability of the positions of the two supporting frames 2 is higher, even if one positioning screw 19 loosens the other positioning screw 19, the positioning left and right can be achieved, the safety is improved, the connecting rod 7 is fixedly connected between the two fixing plates 6 at the left end, the same connecting rod 7 is fixedly connected between the two fixing plates 6 at the right end, the two connecting rods 7 are movably sleeved with the two connecting grooves 12, the pull rope 3 and the rope groove 5 are movably sleeved, the two fixing blocks 14 are movably clamped with the lower ends of the two rotating frames 15 respectively, the positioning screw 19 on the rotating frame 15 can be movably sleeved with each sleeve block 16, and the two positioning screw 19 and the two support frames 16 at the minimum included angle of the two most movable sleeve blocks 16 are sleeved with the two supporting frames 2 when the two positioning screw 19 and the two most movable sleeve blocks 16 are movably sleeved with the two most included angles.

Working principle: when using, positioning screw 19 on revolving rack 15 and the cover piece 16 activity of uppermost cup joint, two support frames 2 interval and contained angle are minimum, utilize two elastic ring 17 to clip two couple 10 respectively and avoid stay cord 3 to slide, be convenient for carry out the transport of whole ladder, the ladder can not scatter in the removal process, when needing to expand the ladder, adjust the contained angle of two support frames 2, through revolving rack 15, and cup joint positioning screw 19 and the cover piece 16 activity of corresponding position, this moment, two support frames 2 contained angle are fixed, can climb, two positioning screw 19 cup joint with two cover piece 16 activity respectively, have two setpoint, the stability of two support frames 2 positions is higher, even if one positioning screw 19 has not had around another positioning screw 19 can play the location, the security has been improved, the fitment personnel climbing ladder reaches when the operation need the coating on link 1, according to the orientation of ladder, select to cup joint the counter weight thread bush 11 screw thread on which screw 8, the operating personnel on ground can hang the coating barrel of coating material on the counter weight thread bush 11 on the couple 10, the position of the weight bush is hung, the automatic 9 can take the position of the coating barrel down to the thread bush 1 again, the effect of the automatic thread bush that can not need to take the thread bush 9 to take the position of the coating barrel down, the automatic thread bush 1 is realized, the effect of the coating barrel is not need to be connected to the thread bush 1 again to the position of the thread bush 1, the position of the automatic thread bush is high-up and the position of the coating barrel is required to be connected to the thread-up down, the position of the thread barrel is high-up, the position of the thread barrel is required to the thread worker is high up.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a double ladder, includes support frame (2) of link (1) and two U types, and the equal fixed mounting of inner wall of every support frame (2) has equidistant footboard, its characterized in that, this double ladder still includes: the upper ends of the two supporting frames (2) are penetrated by connecting grooves (12), and the separated ends of the upper surfaces of the two supporting frames (2) are cambered surface ends;

A rotating rod (13) is fixedly connected between the two rotating frames (15), clamping grooves (20) are formed in the upper ends of the two rotating frames (15), and positioning screws (19) are sleeved at the upper ends of the two rotating frames (15) in a threaded manner;

Two fixed blocks (14) are fixedly arranged at the middle part of the support frame (2) positioned at the left end towards the other support frame (2), and two groups of equidistant sleeve blocks (16) are fixedly arranged at the middle part of the support frame (2) positioned at the right end towards the other support frame (2);

The middle part of the bottom surface of the connecting frame (1) is fixedly provided with a bottom part (4), the front end and the rear end of the bottom part (4) are penetrated with rope grooves (5), and the left end and the right end of the front surface and the rear surface of the connecting frame (1) are fixedly connected with fixing plates (6) used for connecting the supporting frame (2).

2. A herringbone ladder as claimed in claim 1, wherein: the two ends of the pull rope (3) are fixedly connected with threaded columns (8), and a connecting threaded sleeve (9) and a counterweight threaded sleeve (11) are respectively sleeved on the two threaded columns (8) in a threaded manner;

the bottoms of the connecting thread sleeve (9) and the counterweight thread sleeve (11) are fixedly connected with hooks (10) for hanging a paint bucket.

3. A herringbone ladder as claimed in claim 1, wherein: elastic rings (17) for clamping the hooks (10) are movably sleeved on two supporting legs at the lower end of the supporting frame (2) at the right end.

4. A herringbone ladder as claimed in claim 1, wherein: a connecting rod (7) is fixedly connected between the two fixing plates (6) positioned at the left end, and the same connecting rod (7) is fixedly connected between the two fixing plates (6) positioned at the right end;

Wherein, two connecting rods (7) are respectively movably sleeved with two connecting grooves (12).

5. A herringbone ladder as claimed in claim 1, wherein: the pull rope (3) is movably sleeved with the rope groove (5), and the two fixed blocks (14) are respectively connected with the lower ends of the two rotating frames (15) in a rotating way;

Wherein, the clamping groove (20) on the rotating frame (15) and each sleeve block (16) can be movably clamped.

6. A herringbone ladder as claimed in claim 5, wherein: the positioning screw rod (19) on the rotating frame (15) and each sleeve block (16) can be movably sleeved;

Wherein, the two support frames (2) contained angle is minimum when the locating screw (19) is movably sleeved with the uppermost sleeve block (16), and the two support frames (2) contained angle is maximum when the locating screw (19) is movably sleeved with the lowermost sleeve block (16).