CN217380359U

CN217380359U - Adjustable lower rod of curtain

Info

Publication number: CN217380359U
Application number: CN202123032435.9U
Authority: CN
Inventors: 洪跃
Original assignee: Shanghai Avenue Dreamer Construction Technology Co ltd
Current assignee: Shanghai Avenue Dreamer Construction Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-09-06
Anticipated expiration: 2031-11-30

Abstract

The utility model belongs to the technical field of curtain, in particular to an adjustable curtain lower rod, through grooves are symmetrically arranged at the top and the bottom of a bottom rod, end covers are arranged at both ends of the bottom rod, extension rods are fixedly connected at the top and the bottom of one side of each end cover, a plurality of straight grooves are arranged at one side of each extension rod, an adjusting groove is arranged at one end of each straight groove, a clamping groove is arranged at one side of each adjusting groove, a plurality of limiting grooves are symmetrically arranged at both ends of the bottom rod, connecting shafts are arranged in the limiting grooves, a clamping block is fixedly connected at one end of each connecting shaft embedded in the corresponding through groove, a second spring gasket is fixedly connected at the position of each connecting shaft close to the other end, a spring body is arranged at one side of the second spring gasket, the spring body is sleeved at the outer side of the connecting shaft, a first spring gasket is arranged at one end of the spring body far away from the second spring gasket, the extension rods are added at both ends of the bottom rod, the length of both ends of the bottom rod can be automatically adjusted, so that the waste of materials is avoided, and the workload of workers is reduced.

Description

Adjustable curtain lower rod

Technical Field

The utility model relates to the technical field of curtains, in particular to an adjustable lower rod of a curtain.

Background

The curtain is made of cloth, hemp, yarn, aluminum sheet, wood chip, metal material and the like, and has the functions of shading, insulating heat and adjusting indoor light; the cloth curtain is divided into cotton gauze, polyester fabric, polyester-cotton blended fabric, cotton-hemp blended fabric, non-woven fabric and the like according to the material, different materials, textures, colors, patterns and the like are integrated to form cloth curtains with different styles, and the cloth curtains are matched with indoor design curtains with different styles; and the bottom bar can be installed to manual drawing pearl roller shutter bottom when the installation, and the length of current low pole is according to installation master site cutting, and the length during cutting is difficult to the accuse, and the material will be scrapped when the bottom bar cuts short, has not only increased staff's work load, causes the loss in addition easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a (window) curtain lower beam with adjustable can install the sill bar in order to solve manual drawing pearl roller shutter bottom when the installation, and the length of current sill bar is all according to installation master site cutting, and length during the cutting is difficult to the accuse, and the material will be scrapped when the sill bar cuts for a short time, has not only increased staff's work load, causes the problem of loss moreover easily.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable curtain lower rod is characterized in that: the connecting rod comprises a bottom rod, wherein through grooves are symmetrically formed in the top and the bottom of the bottom rod, end covers are arranged at two ends of the bottom rod, extension rods are fixedly connected to the top and the bottom of one side of each end cover, one ends of the extension rods are embedded into the inside of the through grooves and are connected with the through grooves in a sliding mode, a plurality of straight grooves are formed in one side of each extension rod, an adjusting groove is formed in one end of each straight groove, a clamping groove is formed in one side of each adjusting groove, a plurality of limiting grooves are symmetrically formed in two ends of the bottom rod, a clamping structure is arranged in each limiting groove and comprises a clamping block, a connecting shaft, a first spring gasket, a spring body and a second spring gasket, a connecting shaft is arranged in each limiting groove, one end of the connecting shaft is embedded into the through grooves, the other end of the connecting shaft is located outside the through grooves, a clamping block is fixedly connected to one end of the through grooves embedded into the connecting shaft, and the clamping blocks are all embedded into the clamping grooves and clamped with the bottom rod, the connecting shaft is close to the position fixedly connected with second spring gasket of the other end, and one side of second spring gasket is provided with the spring body, and the spring body cup joints in the outside of connecting shaft, and the one end that the second spring gasket was kept away from to the spring body all is provided with first spring gasket, the both ends of spring body respectively with first spring gasket and second spring gasket fixed connection, and one side and the sill bar laminating of first spring gasket.

Preferably, the clamping pieces are arranged at one ends, close to the end covers, of the extension rods.

Preferably, the adjusting groove is a cylindrical groove, and the adjusting groove and the connecting shaft are in the same axis.

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

the utility model provides an adjustable curtain lower rod, which effectively solves the problems that the length of the existing lower rod is cut on site according to the installation master, the length during cutting is not easy to be controlled, the material is scrapped when the bottom rod is cut short, the workload of workers is increased, and the loss is easily caused; the extension rods are added to the two ends of the bottom rod by the device, so that the lengths of the two ends of the bottom rod can be adjusted by oneself, the waste of materials is avoided, and the workload of workers is reduced.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is a schematic sectional view of the plane of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 5 is an enlarged schematic view of a portion B in fig. 3 according to the present invention.

In the figure: 1. a bottom bar; 2. a through groove; 3. an extension rod; 4. a fastener; 5. an end cap; 6. a straight groove; 7. an adjustment groove; 8. a card slot; 9. a clamping block; 10. a connecting shaft; 11. a first spring washer; 12. a spring body; 13. a second spring washer; 14. a limiting groove.

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 "vertical", "upper", "lower", "horizontal", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: an adjustable curtain lower rod is characterized in that: comprises a bottom rod 1, through grooves 2 are symmetrically formed in the top and the bottom of the bottom rod 1, end covers 5 are arranged at two ends of the bottom rod 1, extension rods 3 are fixedly connected to the top and the bottom of one side of each end cover 5, one ends of the extension rods 3 are embedded into the through grooves 2 and are in sliding connection with the through grooves 2, a plurality of straight grooves 6 are formed in one side of each extension rod 3, an adjusting groove 7 is formed in one end of each straight groove 6, a clamping groove 8 is formed in one side of each adjusting groove 7, a plurality of limiting grooves 14 are symmetrically formed in two ends of the bottom rod 1, a clamping structure is arranged in each limiting groove 14 and comprises a clamping block 9, a connecting shaft 10, a first spring gasket 11, a spring body 12 and a second spring gasket 13, the connecting shaft 10 is arranged in each limiting groove 14, one end of the connecting shaft 10 is embedded into the through grooves 2, and the other end of the connecting shaft 10 is located outside the through grooves 2, the equal fixedly connected with fixture block 9 of one end that connecting axle 10 imbeds logical groove 2, fixture block 9 all imbeds draw-in groove 8's inside and sill bar 1 joint, connecting axle 10 is close to the position fixedly connected with second spring shim 13 of the other end, one side of second spring shim 13 is provided with spring body 12, spring body 12 cup joints in the outside of connecting axle 10, spring body 12 keeps away from the one end of second spring shim 13 and all is provided with first spring shim 11, spring body 12's both ends respectively with first spring shim 11 and second spring shim 13 fixed connection, and one side and the laminating of sill bar 1 of first spring shim 11.

Furthermore, one end of the extension rod 3 close to the end cover 5 is provided with a clamping piece 4.

Furthermore, the adjusting groove 7 is a cylindrical groove, and the adjusting groove 7 and the connecting shaft 10 are located on the same axis.

The working principle is as follows: when this device uses, when sill bar 1 needs the extension, the end cover 5 of pulling both sides, pull out logical groove 2 with extension rod 3, when pulling suitable position, promote connecting axle 10 and pass the straight flute 6 and the embedding adjustment tank 7 of spacing groove 14 coincidence with the one end of fixture block 9, make one side and the sill bar 1 laminating of first spring gasket 11, spring body 12 shrink, rotate connecting axle 10 again 90 then the degree unclamp the finger, thereby spring body 12 kick-backs and promotes second spring gasket 13, make second spring gasket 13 promote connecting axle 10, make fixture block 9 embedding draw-in groove 8 in, make extension rod 3 fixed, install the both ends and the fastener 4 of (window) curtain bottom again.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable curtain lower rod is characterized in that: comprises a bottom rod (1), through grooves (2) are symmetrically formed in the top and the bottom of the bottom rod (1), end covers (5) are arranged at two ends of the bottom rod (1), extension rods (3) are fixedly connected to the top and the bottom of one side of each end cover (5), one ends of the extension rods (3) are embedded into the through grooves (2) and are in sliding connection with the through grooves (2), a plurality of straight grooves (6) are formed in one side of each extension rod (3), an adjusting groove (7) is formed in one end of each straight groove (6), a clamping groove (8) is formed in one side of each adjusting groove (7), a plurality of limiting grooves (14) are symmetrically formed in two ends of the bottom rod (1), a clamping structure is arranged in each limiting groove (14) and comprises a clamping block (9), a connecting shaft (10), a first spring gasket (11), a spring body (12) and a second spring gasket (13), a connecting shaft (10) is arranged inside each limiting groove (14), one end of the connecting shaft (10) is embedded into the through groove (2), the other end of the connecting shaft (10) is positioned outside the through groove (2), one end of the connecting shaft (10) embedded into the through groove (2) is fixedly connected with a clamping block (9), the clamping block (9) is embedded into the clamping groove (8) and clamped with the bottom rod (1), a second spring gasket (13) is fixedly connected with the position, close to the other end, of the connecting shaft (10), one side of the second spring gasket (13) is provided with a spring body (12), the spring body (12) is sleeved on the outer side of the connecting shaft (10), one end, far away from the second spring gasket (13), of the spring body (12) is provided with a first spring gasket (11), and two ends of the spring body (12) are fixedly connected with the first spring gasket (11) and the second spring gasket (13) respectively, and one side of the first spring gasket (11) is attached to the bottom rod (1).

2. The adjustable window covering lower rod of claim 1, wherein: one end of the extension rod (3) close to the end cover (5) is provided with a clamping piece (4).

3. The adjustable window covering lower rod of claim 1, wherein: the adjusting groove (7) is a cylindrical groove, and the adjusting groove (7) and the connecting shaft (10) are located on the same axis.