CN211598495U

CN211598495U - Novel ladder is used in decoration

Info

Publication number: CN211598495U
Application number: CN201922199302.7U
Authority: CN
Inventors: 余李华
Original assignee: Foshan Guangyibai Metal Products Co ltd
Current assignee: Foshan Guangyibai Metal Products Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-29
Anticipated expiration: 2029-12-10

Abstract

The utility model belongs to the technical field of decoration tools, in particular to a novel ladder for decoration, which comprises two hollow columns, a cross rod, an extension mechanism and a triangular support, wherein a plurality of cross rods are fixedly arranged between the two hollow columns; the extension mechanism includes the fixed block of fixed mounting in hollow post, the slide opening has been seted up on the fixed block, slidable mounting has the internal thread pipe in the slide opening, the internal thread pipe internal thread installs the screw rod, the top of screw rod extends to outside the internal thread pipe, fixed cover is equipped with the worm wheel on the screw rod, the worm is installed to hollow post internal rotation, worm and worm wheel meshing. The utility model discloses be provided with telescopic machanism on two limit poles of ladder, then adjust the length of limit pole through telescopic machanism to make the ladder can conveniently save the normal use in the environment of high difference of trouble.

Description

Novel ladder is used in decoration

Technical Field

The utility model relates to a decoration instrument technical field especially relates to a novel ladder is used in decoration.

Background

The ladder is a climbing tool, and the limit is done by two long thick poles, and the middle horizontal pole that is fit for the climbing that crosses for the climbing, the ladder can often use in work and the life at our ordinary times, along with the needs of society, more and more kinds of ladder has appeared, and when carrying out indoor decoration work, the ladder is essential appurtenance.

However, in the prior art, two side rods of most ladders are the same length, so that when climbing work is carried out on uneven or stairs, the other end of the ladder must be supported by a foreign object, the balance of the ladder is guaranteed, the ladder is troublesome to support through the foreign object, and a suitable foreign object is not easy to find, so that the novel ladder for decoration is provided.

SUMMERY OF THE UTILITY MODEL

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

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel ladder for decoration comprises two hollow columns, cross bars, an extension mechanism and a triangular support, wherein the cross bars are fixedly arranged between the two hollow columns; the extension mechanism includes the fixed block of fixed mounting in hollow post, the slide opening has been seted up on the fixed block, slidable mounting has the internal thread pipe in the slide opening, the screw rod is installed to internal thread intraductal thread, the top of screw rod extends to outside the internal thread pipe, fixed cover is equipped with the worm wheel on the screw rod, the worm is installed to hollow post internal rotation, worm and worm wheel meshing, the one end of worm extends to outside hollow post and fixed mounting has first turning block, rotate on the first turning block and install the rotation handle, the bottom of internal thread pipe extends to outside hollow post and fixed mounting has the second turning block, the stabilizer blade is installed in the bottom rotation of second turning block.

Preferably, the top inner wall and the bottom inner wall of the sliding hole are both provided with limiting sliding grooves, limiting sliding blocks are arranged in the limiting sliding grooves in a sliding mode, and one side of each limiting sliding block extends to the outside of each limiting sliding groove and is fixedly connected with the corresponding inner threaded pipe.

Preferably, the limiting sliding block is embedded with a sliding ball, and the sliding ball is in contact with the inner wall of one side of the limiting sliding groove.

Preferably, fixed mounting has first supporting block in the hollow post, first rotation through-hole has been seted up on the first supporting block, the screw rod rotates with first rotation through-hole and is connected.

Preferably, a second supporting block is fixedly mounted on the inner wall of one side of the hollow column, a rotating groove is formed in one side of the second supporting block, and one end of the worm extends into the rotating groove and is rotatably connected with the rotating groove.

Preferably, a second rotating through hole is formed in the inner wall of one side of the hollow column, and the worm is rotatably connected with the second rotating through hole.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a support leg through an internal thread pipe, a screw rod, a worm wheel, a worm, a first rotating block, a rotating handle, a second rotating block and a support leg, the first rotating block is driven to rotate through the rotating handle, the first rotating block drives the worm to rotate, the worm drives the worm wheel to rotate under the action of the thread, the worm wheel drives the screw rod to rotate, the screw rod drives the internal thread pipe to descend under the action of the thread, and the internal thread pipe drives the second rotating block and the support to descend, so that the height adjusting work of the side rod of the ladder is realized.

The utility model discloses be provided with telescopic machanism on two limit poles of ladder, then adjust the length of limit pole through telescopic machanism to make the ladder can conveniently save the normal use in the environment of high difference of trouble.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an assembly view of the extension mechanism of FIG. 1;

fig. 3 is a schematic top sectional view of the present invention;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

fig. 5 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. a hollow column; 2. a cross bar; 3. a fixed block; 4. a slide hole; 5. an internally threaded tube; 6. a screw; 7. a worm gear; 8. a worm; 9. a first rotating block; 10. rotating the handle; 11. a second turning block; 12. a support leg; 13. an extension mechanism; 14. a triangular support.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a novel ladder for decoration comprises two hollow columns 1, cross bars 2, extension mechanisms 13 and triangular supports 14, wherein the cross bars 2 are fixedly arranged between the two hollow columns 1, the extension mechanisms 13 are arranged on the hollow columns 1, and the triangular supports 14 are fixedly arranged on the cross bars 2; the extension mechanism 13 comprises a fixed block 3 fixedly installed in the hollow column 1, a sliding hole 4 is formed in the fixed block 3, an internal thread pipe 5 is installed in the sliding hole 4 in a sliding mode, a screw 6 is installed in the internal thread pipe 5 in a threaded mode, the top end of the screw 6 extends out of the internal thread pipe 5, a worm wheel 7 is fixedly sleeved on the screw 6, a worm 8 is installed in the hollow column 1 in a rotating mode, the worm 8 is meshed with the worm wheel 7, one end of the worm 8 extends out of the hollow column 1 and is fixedly provided with a first rotating block 9, a rotating handle 10 is installed on the first rotating block 9 in a rotating mode, the bottom end of the internal thread pipe 5 extends out of the hollow column 1 and is fixedly provided with a second rotating block 11, and supporting legs 12;

the top inner wall and the bottom inner wall of the sliding hole 4 are both provided with limiting sliding chutes, the limiting sliding chutes are internally and slidably provided with limiting sliding blocks, one side of each limiting sliding block extends out of the limiting sliding chute and is fixedly connected with the internal threaded pipe 5, sliding balls are embedded on the limiting sliding blocks and are contacted with the inner wall of one side of each limiting sliding chute, the hollow column 1 is internally and fixedly provided with a first supporting block, the first supporting block is provided with a first rotating through hole, the screw rod 6 is rotatably connected with the first rotating through hole, the inner wall of one side of the hollow column 1 is fixedly provided with a second supporting block, one side of the second supporting block is provided with a rotating groove, one end of the worm 8 extends into the rotating groove and is rotatably connected with the rotating groove, the inner wall of one side of the hollow column 1 is provided with a second rotating through hole, the worm 8 is rotatably connected with the second rotating through hole and is rotatably connected with the internal, Rotate handle 10, second turning block 11 and stabilizer blade 12 and cooperate, rotate handle 10 through rotating and drive first turning block 9 and rotate, first turning block 9 drives worm 8 and rotates, under the effect of screw thread, worm 8 drives worm wheel 7 and rotates, worm wheel 7 drives screw rod 6 and rotates, under the effect of screw thread, screw rod 6 drives internal thread pipe 5 and descends, internal thread pipe 5 drives second turning block 11 and support 12 and descends, thereby realized the altitude mixture control work to the ladder side pole, make the ladder can adapt to different ground environment, the utility model discloses be provided with telescopic machanism 13 on two side poles of ladder, then adjust the length of side pole through telescopic machanism 13, thereby make the ladder can conveniently save the normal use in the environment of high difference of trouble.

The working principle is as follows: during the use, under meetting the unevenness's on ground condition, place subaerial with the ladder earlier, then come to carry out length adjustment to the ladder through extending mechanism 13, rotate handle 10 through rotating and drive first turning block 9 and rotate, first turning block 9 drives worm 8 and rotates, under the effect of screw thread, worm 8 drives worm wheel 7 and rotates, worm wheel 7 drives screw rod 6 and rotates, under the effect of screw thread, screw rod 6 drives internal thread pipe 5 and descends, internal thread pipe 5 drives second turning block 11 and support 12 and descends, when adjusting the length of two hollow posts 1, rotate handle 10 to one side, make rotate handle 10 and use first turning block 9 as the axle center and rotate and laminate with hollow post 1 mutually, in order to avoid rotating handle 10 and obstacle, thereby make the ladder use in the topography of difference.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism and the control system of the device are not completely described, and those skilled in the art can clearly know the specifics of the power mechanism and the control system thereof on the premise that those skilled in the art understand the principle of the present invention.

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

1. A novel ladder is used in decoration, its characterized in that: the device comprises two hollow columns (1), cross rods (2), extension mechanisms (13) and triangular supports (14), wherein the cross rods (2) are fixedly arranged between the two hollow columns (1), the extension mechanisms (13) are arranged on the hollow columns (1), and the triangular supports (14) are fixedly arranged on the cross rods (2);

extension mechanism (13) include fixed block (3) of fixed mounting in hollow post (1), draw runner (4) have been seted up on fixed block (3), slidable mounting has internal thread pipe (5) in draw runner (4), screw rod (6) are installed to internal thread pipe (5) internal thread, the top of screw rod (6) extends to outside internal thread pipe (5), fixed cover is equipped with worm wheel (7) on screw rod (6), worm (8) are installed to hollow post (1) internal rotation, worm (8) and worm wheel (7) meshing, the one end of worm (8) extends to outside and fixed mounting of hollow post (1) first turning block (9), it has rotation handle (10) to rotate on first turning block (9), the bottom of internal thread pipe (5) extends to outside and fixed mounting of hollow post (1) has second turning block (11), and a support leg (12) is rotatably arranged at the bottom of the second rotating block (11).

2. A decorative novelty ladder as claimed in claim 1, wherein: all seted up spacing spout on the top inner wall of slide opening (4) and the bottom inner wall, slidable mounting has spacing slider in the spacing spout, one side of spacing slider extend to outside the spacing spout and with internal thread pipe (5) fixed connection.

3. A decorative novelty ladder as claimed in claim 2, wherein: the limiting sliding block is embedded with a sliding ball, and the sliding ball is in contact with the inner wall of one side of the limiting sliding groove.

4. A decorative novelty ladder as claimed in claim 1, wherein: fixed mounting has first supporting block in hollow post (1), first rotation through-hole has been seted up on the first supporting block, screw rod (6) are connected with first rotation through-hole rotation.

5. A decorative novelty ladder as claimed in claim 1, wherein: a second supporting block is fixedly mounted on the inner wall of one side of the hollow column (1), a rotating groove is formed in one side of the second supporting block, and one end of the worm (8) extends into the rotating groove and is rotatably connected with the rotating groove.

6. A decorative novelty ladder as claimed in claim 1, wherein: a second rotating through hole is formed in the inner wall of one side of the hollow column (1), and the worm (8) is rotatably connected with the second rotating through hole.