CN207707722U - A kind of length adjustment device of curtain tube - Google Patents
A kind of length adjustment device of curtain tube Download PDFInfo
- Publication number
- CN207707722U CN207707722U CN201720819309.2U CN201720819309U CN207707722U CN 207707722 U CN207707722 U CN 207707722U CN 201720819309 U CN201720819309 U CN 201720819309U CN 207707722 U CN207707722 U CN 207707722U
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- CN
- China
- Prior art keywords
- shell
- driving wheel
- fixed part
- length adjustment
- supporting member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of length adjustment devices of curtain tube,Including hollow shell,Shell one end seals,Sealing end setting is fluted,The shell other end is fixedly connected with driving wheel,Driving wheel includes runner,The edge of runner hollow area is connected with stepped a plurality of latch,Core member is provided in shell,Supporting member and elastomeric element,Core member,Supporting member is sheathed in driving wheel successively,Core member is located on the outside of supporting member,It is provided with the lock pillar being selectively engaged with single latch on the outside of core member,It is provided with the first fixed part on the inside of core member,It is provided with the second fixed part being connected together with the first fixed part on the outside of supporting member,Supporting member is provided with external part in one end far from the second fixed part,External part extends to driving wheel direction,And connect extraneous fixing bracket,Elastomeric element is fixed between shell sealing end and the second fixed part；The precision that the length adjustment device of the utility model curtain tube is stretched or shunk is 1.6mm.
Description
Technical field
The utility model is related to curtain installation equipment technical field more particularly to a kind of length adjustment devices of curtain tube.
Background technology
The length of curtain tube needs according to the curtain tube that the size of window is suitably adjusted, but bought on the market to be to fix
Length, conventional way are in curtain tube both ends installation length regulating device, and flexible by length adjustment device realizes window
Shade tube and the support bracket fastened connection in outside.But existing length adjustment device, stretching, extension and the precision shunk are relatively low, can only
Reach 6.3mm, cannot be satisfied the needs of actual installation.
Utility model content
Low to curtain tube length adjustment precision in the prior art in order to solve the problems, such as, the purpose of this utility model is to provide
A kind of length adjustment device of curtain tube.
To achieve the goals above, the utility model adopts the following technical solution：A kind of length adjustment device of curtain tube,
Including hollow shell, the shell one end sealing, the sealing end setting is fluted, and the shell other end is fixedly connected with biography
Driving wheel, the driving wheel include runner, and the edge of the runner hollow area is connected with stepped a plurality of latch, described
Core member, supporting member and elastomeric element are provided in shell, the core member, supporting member are sheathed on driving wheel successively
Interior, the core member is located on the outside of supporting member, is provided on the outside of the core member and is selectively engaged with single latch
Lock pillar, the core member inside are provided with the first fixed part, are provided on the outside of the supporting member and engage with the first fixed part
Second fixed part of connection, the supporting member are provided with external part in one end far from the second fixed part, the external part to
Driving wheel direction extends, and connects extraneous fixing bracket, the elastomeric element be fixed on shell sealing end and the second fixed part it
Between.
Preferably, the range difference in a plurality of latch between adjacent latch is 1.6mm.
Preferably, the groove is U-type groove.
Above-mentioned groove is convenient for secure resilient member, any to be suitable for this reality with the groove shapes of secure resilient member
With the length adjustment device of novel curtain tube.
Wherein, it is provided with the mounting hole for connecting shell and driving wheel on the shell, is provided on the driving wheel
Mounting groove, the mounting hole, mounting groove are connected by fastener.
Wherein, the fastener is pin for suppressing metal or screw.
Wherein, the longitudinal section of first fixed part is L-type, and second fixed part is to be sheathed on the outside of core member
Ring body.
Preferably, the elastomeric element is spring, and the spring one end is sheathed on groove, and the other end is sheathed on support
Component extends away from the side at end.
Compared with prior art, advantageous effect of the utility model：The length adjustment of the utility model curtain tube fills
It sets through rotary drive wheel so that the single latch on driving wheel is engaged with lock pillar；Due between continuous latch there are certain distance,
During lock pillar is engaged with a latch and is transformed into another latch, push core member to the envelope far from or close to shell
The movement of mouth end, core member push the tensile/compressive spring component of supporting member, supporting member to move a distance, complete support
Component and extraneous support bracket fastened connection；The length adjustment device of the utility model curtain tube when rotating clockwise driving wheel,
The length that supporting member stretches out driving wheel gradually increases, and when rotary drive wheel counterclockwise, supporting member stretches out the length of driving wheel
It being gradually reduced, supporting member stretches out driving wheel length and increaseds or decreases to realize supporting member and extraneous support bracket fastened connection,
The precision that the length adjustment device of the utility model curtain tube is stretched or shunk is 1.6mm.
Description of the drawings
The utility model is further described below in conjunction with the drawings and specific embodiments：
Fig. 1 is the exploded perspective view of the length adjustment device of the utility model curtain tube；
Fig. 2 be the utility model curtain tube length adjustment device in driving wheel structural schematic diagram；
Fig. 3 is the partial enlarged view of Fig. 2；
Fig. 4 be the utility model curtain tube length adjustment device in driving wheel and core member annexation figure；
Fig. 5 be the utility model curtain tube length adjustment device in external part extension elongation maximum when structural representation
Figure；
Structural schematic diagram when Fig. 6 is external part retraction 1.6mm in Fig. 5；
Structural schematic diagram when Fig. 7 is external part retraction 1.6mm in Fig. 6；
Structural schematic diagram when Fig. 8 is external part retraction 1.6mm in Fig. 7；
Structural schematic diagram when Fig. 9 is external part retraction 1.6mm in Fig. 8；
Figure 10 be the utility model curtain tube length adjustment device in external part extension elongation minimum when structural representation
Figure；
Figure 11 is the length adjustment device assembling schematic diagram of the utility model curtain tube.
Wherein：Driving wheel 001, core member 002, supporting member 003, spring 004, shell 005, fastener 006, groove
007, runner 008, the first fixed part 009, the second fixed part 010, the first latch 101, the second latch 102, third latch 103,
4th latch 104, the 5th latch 105, the 6th latch 106, mounting hole 116, lock pillar 118, external part 120, protrusion 121.
Specific implementation mode
Such as Fig. 1,11, a kind of length adjustment device of curtain tube, including hollow shell 005, driving wheel 001, core member
002, supporting member 003 and spring 004,005 1 end closure of shell, 005 other end of shell are fixedly connected with driving wheel 001, shell
It is provided with mounting hole 116 on body 005, mounting groove is provided on driving wheel 001（It does not mark）, mounting hole 116 passes through with mounting groove
Fastener 006 connects, and driving wheel 001 includes runner 008 and touched in a plurality of of ladder pattern distribution positioned at 008 middle section of runner
Lock, core member 002, supporting member 003 are sheathed on successively in driving wheel 001, and core member 002 is located at outside supporting member 003
Side, 002 outside of core member are provided with the lock pillar 118 being selectively engaged with single latch, and spring 004 is located at supporting member 003
Between 005 sealing end of shell.
Mounting hole 116 and mounting groove are respectively set to even number, two-by-two mounting hole 116, mounting groove can symmetrically be set two-by-two
It sets, can also be arranged in a non-symmetrical way.In order to enable the connection relation between shell 005 and driving wheel 001 is more secured, preferably
Be that even number is respectively arranged in mounting hole 116, mounting groove, two-by-two mounting hole 116, mounting groove is symmetrical arranged two-by-two.
It can also set mounting hole 116, mounting groove to radix, position also may differ from Fig. 1.
Fastener 006 can be screw or pin.
Such as Fig. 2,3,008 place circumferential edges of runner are symmetrically arranged with a plurality of detent projections 121, the setting of protrusion 121
Personnel easy to operation carry out manual rotary operation.A plurality of latch include the first latch 101, the second latch 102, third latch
103, the 4th latch 104, the 5th latch 105.
Such as Fig. 4,5,6,7,8,9,10 sealing ends setting fluted 007, preferably U-type groove, 002 inside setting of core member
There are the first fixed part 009,003 outside of supporting member to be provided with the second fixed part 010 being connected together with the first fixed part 009,
The longitudinal section of first fixed part 009 is L-type, and the second fixed part 010 is the ring body for being sheathed on 002 outer end of core member.Support structure
Part 003 is provided with external part 120 in one end far from the second fixed part 010, and external part 120 extends to 001 direction of driving wheel, bullet
004 one end of spring is placed on the side that supporting member 003 extends away from end 120, and the other end is sheathed in U-type groove.When lock pillar 118 and
When one latch 101 is engaged, external part 120 herein stretches out maximum length, maximum length 13.6mm.When rotary drive counterclockwise
Wheel 001, lock pillar 118 is engaged with the second latch 102, from the first latch 101 into 102 transfer process of the second latch, driving wheel
001 pushes core member 002 to sealing extreme direction movement, and being connected together for the first fixed part 009 and the second fixed part 010 makes
It obtains core member 002 and transfers the force to supporting member 003,003 compressed spring 004 of supporting member, external part 120 is driven to contract
1.6mm is returned, the length that external part 120 stretches out at this time is 12mm；Continue rotary drive wheel 001 counterclockwise, lock pillar 118 is touched with third
Lock 103 occlusion, from the second latch 102 into 103 transfer process of third latch, driving wheel 001 push core member 002 continue
It is moved to sealing extreme direction, drive 003 compressed spring 004 of supporting member of core member 002, the length that external part 120 stretches out is
10.4mm is repeated in the above process, and when lock pillar 118 is engaged with the 4th latch 104, the length that external part 120 stretches out is
8.8mm, when lock pillar 118 is engaged with the 5th latch 105, the length that external part 120 stretches out is 7.2mm, when lock pillar 118 and the 6th
When latch 106 is engaged, the length that external part 120 stretches out is 5.6mm.Continue rotary drive wheel 001 counterclockwise, until external part
120 are fully retracted driving wheel 001.
When needing to increase the length of external part 120, driving wheel 001 is rotated clockwise, often rotation is primary, external part 120
The length of stretching increases 1.6mm.
The length adjustment device for taking the utility model is fixed on one end of curtain tube, specially shell outer end and curtain tube
Connection, when the total length of curtain tube and length adjustment device is more than window length, rotary drive wheel counterclockwise, external part is received
External part is fixed on the fixed branch of window by contracting until when the total length of curtain tube and length adjustment device coincide with window length
On frame；Conversely, when the total length of curtain tube and length adjustment device is less than window length, driving wheel is rotated clockwise, is completed
The stretching process of length.
The above specific embodiments are only exemplary, is to preferably make skilled artisans appreciate that originally
Patent, be not to be construed as include to this patent range limitation；As long as appointing according to made by spirit disclosed in this patent
How with change or modification, the range that this patent includes is each fallen within.
Claims (7)
1. a kind of length adjustment device of curtain tube, which is characterized in that including hollow shell（005）, the shell（005）One end
Sealing, the sealing end setting are fluted（007）, the shell（005）The other end is fixedly connected with driving wheel（001）, described
Driving wheel（001）Including runner（008）, the runner（008）The edge of hollow area is connected with stepped a plurality of touch
Lock, the shell（005）Inside it is provided with core member（002）, supporting member（003）And elastomeric element, the core member
（002）, supporting member（003）It is sheathed on driving wheel successively（001）It is interior, the core member（002）Positioned at supporting member（003）
Outside, the core member（002）Outside is provided with the lock pillar being selectively engaged with single latch（118）, the core member
（002）Inside is provided with the first fixed part（009）, the supporting member（003）Outside is provided with and the first fixed part（009）Card
Close the second fixed part of connection（010）, the supporting member（003）Far from the second fixed part（010）One end be provided with and stretch
Outlet（120）, the external part（120）To driving wheel（001）Direction extends, and connects extraneous fixing bracket, the elastic portion
Part is fixed on shell（005）Sealing end and the second fixed part（010）Between.
2. the length adjustment device of curtain tube as described in claim 1, which is characterized in that adjacent in a plurality of latch to touch
Range difference between lock is 1.6mm.
3. the length adjustment device of curtain tube as described in claim 1, which is characterized in that the groove（007）For U-type groove.
4. the length adjustment device of curtain tube as described in claim 1, which is characterized in that the shell（005）On be provided with
For connecting shell（005）And driving wheel（001）Mounting hole（116）, the driving wheel（001）On be provided with mounting groove, institute
State mounting hole（116）, mounting groove pass through fastener（006）Connection.
5. the length adjustment device of curtain tube as claimed in claim 4, which is characterized in that the fastener（006）For fastening
Pin or screw.
6. the length adjustment device of curtain tube as described in claim 1, which is characterized in that first fixed part（009）'s
Longitudinal section is L-type, second fixed part（010）To be sheathed on core member（002）The ring body in outside.
7. the length adjustment device of curtain tube as described in claim 1, which is characterized in that the elastomeric element is spring
（004）, the spring（004）One end is sheathed on groove（007）On, the other end is sheathed on supporting member（003）Extend away from end
（120）Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720819309.2U CN207707722U (en) | 2017-07-07 | 2017-07-07 | A kind of length adjustment device of curtain tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720819309.2U CN207707722U (en) | 2017-07-07 | 2017-07-07 | A kind of length adjustment device of curtain tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207707722U true CN207707722U (en) | 2018-08-10 |
Family
ID=63063757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720819309.2U Active CN207707722U (en) | 2017-07-07 | 2017-07-07 | A kind of length adjustment device of curtain tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207707722U (en) |
-
2017
- 2017-07-07 CN CN201720819309.2U patent/CN207707722U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |