CN202775207U - Free moving mechanism of back cushion - Google Patents
Free moving mechanism of back cushion Download PDFInfo
- Publication number
- CN202775207U CN202775207U CN 201220367393 CN201220367393U CN202775207U CN 202775207 U CN202775207 U CN 202775207U CN 201220367393 CN201220367393 CN 201220367393 CN 201220367393 U CN201220367393 U CN 201220367393U CN 202775207 U CN202775207 U CN 202775207U
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- CN
- China
- Prior art keywords
- hole
- spring
- handle
- fixed
- back cushion
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a free moving mechanism of a back cushion. A pivoting section, an operation section and a positioning section are arranged on a handle, the pivoting section is provided with a pivoting hole, a rotating shaft is arranged in the pivoting hole in a penetrating manner, the operation section is provided with a spring fixing piece, the positioning section is provided with a positioning through hole, and a plug pin is fixedly arranged in the positioning through hole; a spring support seat and a plug pin hole are arranged on the outer wall of a fixed sleeve, the spring support seat is provided with a shaft hole and a support fixing piece and fixedly arranged in the shaft hole of the spring support seat by two ends of the rotating shaft, and the handle is fixedly arranged on the fixed sleeve in a rotatable manner; one end of the spring is fixedly arranged on the spring fixing piece of the handle, and the other end of the spring is fixedly arranged on the support fixing piece of the spring support seat; a support frame is provided with a plurality of gear holes, and is arranged in the fixed sleeve in a sliding manner; and the plug pin is located in the gear holes of the support frame after penetrating through the plug pin hole of the fixed sleeve. According to the free moving mechanism of the back cushion, the structure is simple, the production cost is lowered, and the operation is simple and convenient, so that the humanized requirement is met.
Description
Technical field
The utility model relates to the technical field of sports equipment, refers in particular to the free movable device of a kind of back cushion.
Background technology
Along with the raising of people's living standard, increasing sports equipment enters in people's the family.In traditional sports equipment, back cushion or cushion are to adopt the fixed pin shaft regulative mode mostly.As shown in Figure 1, the seat that back cushion is installed is managed on 11 with a gear hole 111 of arranging, seat pipe 11 is inserted in the standpipe 12 of base, on the standpipe 12 with an installing hole 121, in the gear hole 111 of fixed pin shaft 13 by the present pipe 11 of installing hole 121 plug-in mountings of standpipe 12, at fixed pin shaft 13 hand grip of aluminum alloy 14 is installed, is made things convenient for the consumer to use.During use, after by hand grip of aluminum alloy 14 fixed pin shaft 13 being extracted, can arbitrarily move forward and backward the position of seat pipe 11, thereby regulate the up and down gear of back cushion, behind the location-appropriate of back cushion, suitable one that fixed pin shaft 13 is inserted in a row the gear hole 111 of the installing hole 121 of standpipes 12 and seat pipe 11 gets final product again.
But this kind structure has following shortcoming:
One, complex structure, member is many, and production is longer assembly period;
Two, the quality of fit of each member is high, and processing cost is high;
Three, screw thread needs to be maintained, and needs upper screw thread glue, and member replacing dismounting difficulty is large;
Four, low in service life, in frequent use procedure, cause easily stuck phenomenon;
Five, hand grip of aluminum alloy in use, loosening or come off easily, cause and use inconvenience;
Six, upper lower gear is regulated inconvenience, and the user need under the motion end condition, debug gear one by one.
Therefore, the inventor makes further research this, develops the free movable device of a kind of back cushion, and this case produces thus.
The utility model content
The purpose of this utility model is to provide a kind of back cushion free movable device, and is simple in structure, reduced production cost, and simple to operation, meets the requirement of hommization.
To achieve these goals, the technical solution of the utility model is as follows:
The free movable device of a kind of back cushion comprises bracing frame, latch, handle, spring, fixed sleeving and rotating shaft; Have the section of pivot joint, lever piece and positioning section on the handle, articulate section and have pivoted hole, rotating shaft is located in the pivoted hole, and lever piece has spring mountings, has positioning through hole on the positioning section, and latch is fixed in the positioning through hole; Outer wall at fixed sleeving is provided with spring supporting seat and pin hole, and the spring supporting seat has axis hole and supports fixture, and the two ends by rotating shaft are fixed in the axis hole of spring supporting seat, and handle rotatably is fixed on the fixed sleeving; One end of spring is fixed on the spring mountings of handle, and the other end is fixed on the support fixture of spring supporting seat; Bracing frame has a plurality of gears hole, and bracing frame is slidingly installed in the fixed sleeving; After latch passes the pin hole of fixed sleeving, be positioned in the gear hole of bracing frame.
Preferably, the spring supporting seat is concave shape, has two lugs, and axis hole is arranged on the lug.
Preferably, the end of latch is hemispherical.
After adopting such scheme, when using the utility model, when not regulating back cushion, after the latch on the handle passes the pin hole of fixed sleeving, be positioned in the gear hole of bracing frame.
When back cushion need make progress the gear adjusting, the user needn't leave the moving region, and only the pull-up back cushion can be regulated easily.Latch automatic trip on the handle is behind the pin hole of the gear hole of bracing frame and fixed sleeving, bracing frame can slide in fixed sleeving, and spacing by self, just behind the gear that can select self to be fit to, latch automatic inserting apparatus on the handle just can be realized semi-automatic adjusting in the gear hole of the pin hole of fixed sleeving and bracing frame.
When back cushion needs downward gear to regulate, the effect of the leverage that forms by handle and rotating shaft, take rotating shaft as the strong point, overcome the screen resilience of spring, the user only needs at the flicking handle, so that after latch breaks away from the pin hole of the gear hole of bracing frame and fixed sleeving successively, bracing frame slides in fixed sleeving, behind the gear of selecting self to be fit to, the latch automatic inserting apparatus on the handle just can allow back cushion regulate downwards in the gear hole of the pin hole of fixed sleeving and bracing frame.
The utility model compared with prior art has the following advantages:
One, the leverage that has utilized fully handle and rotating shaft to form makes cooperating of bar thick stick mechanism and spring force, has simplified member, and is simple in structure;
Two, because simplified member, improved processing efficient, and the member generalization, thereby production cost reduced;
Three, bar thick stick mechanism is firm, simple to operation safely with cooperating of spring force, meets the requirement of hommization.
Description of drawings
Fig. 1 is the schematic diagram of prior art;
Fig. 2 is decomposing schematic representation of the present utility model;
Fig. 3 is scheme of installation of the present utility model;
Fig. 4 is the state diagram that the utility model raises automatically;
Fig. 5 is the schematic diagram that the utility model is applicable to cushion.
Label declaration
Fixed pin shaft 13 hand grip of aluminum alloys 14
Latch 3 handles 4
Articulate section 41 pivoted holes 411
Lever piece 42 spring mountings 421
Spring 5 fixed sleevings 6
Pin hole 62 supports fixture 612
Lug 613 rotating shafts 7.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
As shown in Figure 2, the free movable device of a kind of back cushion that the utility model discloses comprises bracing frame 2, latch 3, handle 4, spring 5, fixed sleeving 6 and rotating shaft 7.
Have the section of pivot joint 41, lever piece 42 and positioning section 43 on the handle 4, articulate section 41 and have pivoted hole 411, rotating shaft 7 is located in the pivoted hole 411, and lever piece 42 has spring mountings 421, have positioning through hole 431 on the positioning section 43, latch 3 is fixed in the positioning through hole 431.
Outer wall at fixed sleeving 6 is provided with spring supporting seat 61 and pin hole 62, spring supporting seat 61 has axis hole 611 and supports fixture 612, the two ends of rotating shaft 7 are fixed in the axis hole 611 of spring supporting seat 61, thereby handle 4 is fixed on the fixed sleeving 6, so that handle 4 can be in fixed sleeving 6 rotations.
One end of spring 5 is fixed on the spring mountings 421 of handle 4, and the other end is fixed on the support fixture 612 of spring supporting seat 61.
Preferably, spring supporting seat 61 is concave shape, has two lugs 613, and axis hole 611 is arranged on the lug 613.
Preferably, the end of latch 3 is hemispherical, and is stressed when mobile when latch 3 like this, reduced and pin hole 62, gear hole 21 between frictional force, prolong service life of latch 3.
As shown in Figure 3, behind installation the utility model, when not regulating back cushion, after the latch 3 on the handle 4 passes the pin hole 62 of fixed sleeving 6, be positioned in the gear hole 21 of bracing frame 2.The leverage that handle 4 and rotating shaft 7 form, the lever piece 42 of 5 pairs of handles 4 of spring has an active force, thereby the positioning section 43 of handle 4 has a leverage power, so that in the more firm gear hole 21 that is fixed on bracing frame 2 of the latch 3 on the handle 4.
When back cushion need upwards carry out the gear adjusting, the user needn't leave the moving region, and only the pull-up back cushion can be regulated easily.As shown in Figure 4, when bracing frame 2 under tensions move upward, be fixed on latch 3 on the handle 4 and at first be automatic trip from the gear hole 21 of bracing frame 2, and then break away from the pin hole 62 of fixed sleeving 6.At this moment, the positioning section 43 of handle 4 is lifted, the contraction that is under pressure of 42 times pressing springs 5 of lever piece, spring 5.Bracing frame 2 can slide in fixed sleeving 6, behind the gear of selecting self to be fit to, when the gear hole 21 of the pin hole 62 of fixed sleeving 6 and bracing frame 2 is communicated with, the reset response that the lever piece 42 of handle 4 is subject to spring 5 is lifted, thereby the positioning section 43 of handle 4 is moved downward, automatically pass first the pin hole 62 of fixed sleeving 6, planting is fixed in the gear hole 21 of bracing frame 2 again, just can realize semi-automatic adjusting.
When back cushion needs downward gear to regulate, the user only needs the lever piece 42 at flicking handle 4, overcome the screen resilience of spring 5, by the leverage of handle 4 with rotating shaft 7 formation, take rotating shaft 7 as the strong point, so that the latch 3 of handle 4 breaks away from the gear hole 21 of bracing frame 2 and the pin hole 62 of fixed sleeving 6 successively, bracing frame 2 slides in fixed sleeving 6, behind the gear of selecting self to be fit to, when the gear hole 21 of the pin hole 62 of fixed sleeving 6 and bracing frame 2 is communicated with, the reset response that the lever piece 42 of handle 4 is subject to spring 5 is lifted, thereby the positioning section 43 of handle 4 is moved downward, automatically pass first the pin hole 62 of fixed sleeving 6, planting is fixed in the gear hole 21 of bracing frame 2 again, just can allow back cushion regulate downwards.
The utility model has utilized the leverage of handle 4 with rotating shaft 7 formation fully, simplified member, and can realize the semi-automatic adjusting of back cushion or cushion, simple in structure, reduced production cost, and simple to operation, meet the requirement of hommization, can be widely used in many moneys product of body-building apparatus.
Above-mentioned only is specific embodiment of the utility model, but design concept of the present utility model is not limited to this, allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (3)
1. the free movable device of back cushion is characterized in that: comprise bracing frame, latch, handle, spring, fixed sleeving and rotating shaft; Have the section of pivot joint, lever piece and positioning section on the handle, articulate section and have pivoted hole, rotating shaft is located in the pivoted hole, and lever piece has spring mountings, has positioning through hole on the positioning section, and latch is fixed in the positioning through hole; Outer wall at fixed sleeving is provided with spring supporting seat and pin hole, and the spring supporting seat has axis hole and supports fixture, and the two ends by rotating shaft are fixed in the axis hole of spring supporting seat, and handle rotatably is fixed on the fixed sleeving; One end of spring is fixed on the spring mountings of handle, and the other end is fixed on the support fixture of spring supporting seat; Bracing frame has a plurality of gears hole, and bracing frame is slidingly installed in the fixed sleeving; After latch passes the pin hole of fixed sleeving, be positioned in the gear hole of bracing frame.
2. the free movable device of a kind of back cushion as claimed in claim 1, it is characterized in that: the spring supporting seat is concave shape, has two lugs, and axis hole is arranged on the lug.
3. the free movable device of a kind of back cushion as claimed in claim 1, it is characterized in that: the end of latch is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367393 CN202775207U (en) | 2012-07-27 | 2012-07-27 | Free moving mechanism of back cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367393 CN202775207U (en) | 2012-07-27 | 2012-07-27 | Free moving mechanism of back cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202775207U true CN202775207U (en) | 2013-03-13 |
Family
ID=47802582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220367393 Expired - Fee Related CN202775207U (en) | 2012-07-27 | 2012-07-27 | Free moving mechanism of back cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202775207U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260954A (en) * | 2018-01-19 | 2018-07-10 | 赵晓月 | A kind of device suitable for books sorting |
| CN108362183A (en) * | 2018-01-27 | 2018-08-03 | 贵州新联***工程集团有限公司 | A kind of pneumatic drainage arrangement of demolition blasting ponding blasthole |
| CN113447065A (en) * | 2021-06-29 | 2021-09-28 | 盛誉电气股份有限公司 | Information data acquisition device for energy storage power station |
-
2012
- 2012-07-27 CN CN 201220367393 patent/CN202775207U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260954A (en) * | 2018-01-19 | 2018-07-10 | 赵晓月 | A kind of device suitable for books sorting |
| CN108260954B (en) * | 2018-01-19 | 2020-11-06 | 开封市图书馆 | Device suitable for books letter sorting |
| CN108362183A (en) * | 2018-01-27 | 2018-08-03 | 贵州新联***工程集团有限公司 | A kind of pneumatic drainage arrangement of demolition blasting ponding blasthole |
| CN113447065A (en) * | 2021-06-29 | 2021-09-28 | 盛誉电气股份有限公司 | Information data acquisition device for energy storage power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20180727 |