CN203814978U - Back knocking chair with Archimedes cams - Google Patents
Back knocking chair with Archimedes cams Download PDFInfo
- Publication number
- CN203814978U CN203814978U CN201420180860.3U CN201420180860U CN203814978U CN 203814978 U CN203814978 U CN 203814978U CN 201420180860 U CN201420180860 U CN 201420180860U CN 203814978 U CN203814978 U CN 203814978U
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- CN
- China
- Prior art keywords
- archimedes
- knocking
- chair
- cam
- cams
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- Expired - Fee Related
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Abstract
The utility model discloses a back knocking chair with Archimedes cams. The back knocking chair with Archimedes cams comprises an electromotor, Archimedes cams, connecting rods, push rods, back knocking hammers, a chair frame, drive rollers, a knocking force adjusting rod, an adjusting spring, a fixing device, a resetting spring and a drive shaft. Because the knocking force adjusting rod is arranged below the connecting rods of the back knocking chair with the Archimedes cams, residual knocking force is absorbed by adjusting the horizontal position of the knocking force adjusting rod, thereby adjusting different back knocking strength; the Archimedes cams are used for driving the connecting rods to drop off suddenly and reset slowly when the cams rotate, thereby driving the push rod to achieve the knocking function; the tops of the connecting rods are provided with fixing pulleys butting against the Archimedes cams, so that the abrasion by butting against the connecting rods directly is reduced; the back knocking hammers are provided with bolts, so that the back knocking hammers can be fixed on the push rod randomly by the bolts, and the back knocking position is changed.
Description
Technical field
The utility model relates to a kind of Chair for knocking back with Archimedes's cam.
Background technology
Along with the increase of modern people's operating pressure, had a pain in the back into universal phenomenon, and the existing back of the body hammer of striking is all manual mostly, not only need flower strength to beat, and the effect playing is unsatisfactory.Also have little a part of auto-patting chair, but the cam problem adopting can not regulate the back of the body speed of striking, can not adjust again and strike back of the body position and strike back strength degree, often can not well eliminate fatigue.
Utility model content
The utility model is mainly to solve the existing technical problem of prior art, thereby provides a kind of simple in structure, easy to operate, the adjustable Chair for knocking back with Archimedes's cam that strikes back of the body position, speed and strength.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of Chair for knocking back with Archimedes's cam, comprise motor, Archimedes's cam, connecting rod, push rod, strike back of the body hammer, chair frame, live roller, strike draft control lever, regulating spring, fixture, back-moving spring and power transmission shaft, described motor is connected with live roller, described Archimedes's cam is arranged on power transmission shaft, described power transmission shaft two ends and live roller are fixed, the wheel rim of described connecting rod one end and Archimedes's cam offsets, the top, one end that described connecting rod and Archimedes's cam offset is provided with fixed block, described striking on back of the body hammer is provided with bolt, the described back of the body hammer that strikes is secured by bolts on push rod, the described draft control lever two ends of striking are connected with regulating spring lower end respectively, regulating spring upper end is provided with bolt and is connected with chair frame.Described back-moving spring one end is connected in fixture, and the described back-moving spring other end is connected in chair frame.
As preferably, described connecting rod is connected with push rod by fixture, described in strike draft control lever and be arranged at below, connecting rod middle part.
As preferably, between described motor and live roller, be connected with driving belt.
As preferably, one end that described back-moving spring is connected in chair frame is provided with fixed screw.
The utility model is with the beneficial effect of the Chair for knocking back of Archimedes's cam: strike draft control lever because the described Chair for knocking back with Archimedes's cam has adopted to be provided with below connecting rod, the horizontal level that strikes draft control lever by adjusting absorbs the unnecessary power of striking, thereby can regulate the different back strength degree that strike; Use Archimedes's cam, can in the time that cam rotate, fall suddenly and reset slowly by drivening rod, thereby drive push rod to realize the function of beaing; The top of connecting rod is provided with fixed block, and fixed block and Archimedes's cam offset, and has reduced the wearing and tearing that connecting rod directly offsets; Be provided with bolt striking on back of the body hammer, can make to strike back of the body hammer by bolt and arbitrarily be fixed on push rod, change and strike back of the body position.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of Chair for knocking back with Archimedes's cam of utility model;
Fig. 2 is the side view of a kind of Chair for knocking back with Archimedes's cam of utility model;
Fig. 3 is the cam structure schematic diagram of a kind of Chair for knocking back with Archimedes's cam of utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
Consult shown in Fig. 1 to Fig. 3, the utility model adopts following technical scheme: a kind of Chair for knocking back with Archimedes's cam, comprise motor 1, Archimedes's cam 2, connecting rod 3, push rod 4, strike back of the body hammer 5, chair frame 6, live roller 7, strike draft control lever 8, regulating spring 9, fixture 10, back-moving spring 11 and power transmission shaft 12, described motor 1 is connected with live roller 7, described Archimedes's cam 2 is arranged on power transmission shaft 12, described power transmission shaft 12 two ends and live roller 7 are fixing, the wheel rim of described connecting rod 3 one end and Archimedes's cam 2 offsets, described connecting rod 3 is provided with fixed block (not shown) with the top, one end that Archimedes's cam 2 offsets, described striking on back of the body hammer 5 is provided with bolt (not shown), the described back of the body hammer 5 that strikes is secured by bolts on push rod 4, described draft control lever 8 two ends of striking are fixed with regulating spring 9 lower ends respectively, described regulating spring 9 upper ends are provided with bolt (not shown), described regulating spring 9 is bolted in chair frame 6, described back-moving spring 11 one end are connected in fixture 10, described back-moving spring 11 other ends are connected in chair frame 6.
Described connecting rod 3 is connected with push rod 4 by fixture 10, described in strike draft control lever 8 and be arranged at below connecting rod 3 middle parts.
Between described motor 1 and live roller 7, be connected with driving belt (not shown).
One end that described back-moving spring 10 is connected in chair frame 6 is provided with fixed screw (not shown).
Motor 1 drives live roller 7, live roller 7 drives power transmission shaft 12, when power transmission shaft 12 rotates, the Archimedes's cam 2 being fixed on power transmission shaft 12 also rotates, after Archimedes's cam 2 rotates, connecting rod 3 is because pulling force and Archimedes's cam 2 of back-moving spring 10 closely offset, so connecting rod 3 can plunk down along the wheel rim of Archimedes's cam 2, slowly reset, thereby the fluctuation of connecting rod 3 drives beaing forward, slowly resetting backward of push rod 4.Strike back of the body hammer 5 and regulate by bolt the position that need to beat, connecting rod 3 connecting rod 3 middle parts in the time plunking down first impact is striking on draft control lever 8, back link 3 tops and Archimedes's cam 2 offset, what thereby counteracting part was unnecessary beats strength, regulate and strike draft control lever 8 level heights by being individually fixed in the regulating spring 9 at chair frame 6 two ends, beat the size of strength thereby regulate, and the structure of Archimedes's cam 2 makes that the reset of connecting rod 3 becomes slowly, and there will not be prominent sensation under prominent.
The utility model is with the beneficial effect of the Chair for knocking back of Archimedes's cam: strike draft control lever because the described Chair for knocking back with Archimedes's cam has adopted to be provided with below connecting rod, the horizontal level that strikes draft control lever by adjusting absorbs the unnecessary power of striking, thereby can regulate the different back strength degree that strike; Use Archimedes's cam, can in the time that cam rotate, fall suddenly and reset slowly by drivening rod, thereby drive push rod to realize the function of beaing; The top of connecting rod is provided with fixed block, and fixed block and Archimedes's cam offset, and has reduced the wearing and tearing that connecting rod directly offsets; Be provided with bolt striking on back of the body hammer, can make to strike back of the body hammer by bolt and arbitrarily be fixed on push rod, change and strike back of the body position.
The above, be only detailed description of the invention of the present utility model, but protection domain of the present utility model is not limited to this, and any variation of expecting without creative work or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (4)
1. the Chair for knocking back with Archimedes's cam, it is characterized in that: comprise motor, Archimedes's cam, connecting rod, push rod, strike back of the body hammer, chair frame, live roller, strike draft control lever, regulating spring, fixture, back-moving spring and power transmission shaft, described motor is connected with live roller, described Archimedes's cam is arranged on power transmission shaft, described power transmission shaft two ends and live roller are fixed, the wheel rim of described connecting rod one end and Archimedes's cam offsets, the top, one end that described connecting rod and Archimedes's cam offset is provided with fixed block, described striking on back of the body hammer is provided with bolt, the described back of the body hammer that strikes is secured by bolts on push rod, the described draft control lever two ends of striking are fixed with regulating spring lower end respectively, described regulating spring upper end is provided with bolt, described regulating spring is bolted in chair frame, described back-moving spring one end is connected in fixture, the described back-moving spring other end is connected in chair frame.
2. a kind of Chair for knocking back with Archimedes's cam as claimed in claim 1, is characterized in that: described connecting rod is connected with push rod by fixture, described in strike draft control lever and be arranged at connecting rod middle part below.
3. a kind of Chair for knocking back with Archimedes's cam as claimed in claim 1, is characterized in that: between described motor and live roller, be connected with driving belt.
4. a kind of Chair for knocking back with Archimedes's cam as claimed in claim 1, is characterized in that: one end that described back-moving spring is connected in chair frame is provided with fixed screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420180860.3U CN203814978U (en) | 2014-04-15 | 2014-04-15 | Back knocking chair with Archimedes cams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420180860.3U CN203814978U (en) | 2014-04-15 | 2014-04-15 | Back knocking chair with Archimedes cams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203814978U true CN203814978U (en) | 2014-09-10 |
Family
ID=51470537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420180860.3U Expired - Fee Related CN203814978U (en) | 2014-04-15 | 2014-04-15 | Back knocking chair with Archimedes cams |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203814978U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633038A (en) * | 2015-02-10 | 2015-05-20 | 杭州德宇精密机械制造有限公司 | Back knocking mechanism and knocking method thereof |
| CN106038222A (en) * | 2016-06-30 | 2016-10-26 | 李云鹏 | Rack-type meridian flapping machine with warm air injection function |
| CN107362021A (en) * | 2016-09-23 | 2017-11-21 | 朱海燕 | Suitable for cervical spondylopathy, lumbar vertebra disease, thoracic vertebrae patient bed |
-
2014
- 2014-04-15 CN CN201420180860.3U patent/CN203814978U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633038A (en) * | 2015-02-10 | 2015-05-20 | 杭州德宇精密机械制造有限公司 | Back knocking mechanism and knocking method thereof |
| CN104633038B (en) * | 2015-02-10 | 2017-01-25 | 杭州德宇精密机械制造有限公司 | Back knocking mechanism and knocking method thereof |
| EP3293418A4 (en) * | 2015-02-10 | 2019-01-02 | Hangzhou Deyu Precision Machinery Manufacturing Co., Ltd. | Back knocking mechanism and knocking method therefor |
| CN106038222A (en) * | 2016-06-30 | 2016-10-26 | 李云鹏 | Rack-type meridian flapping machine with warm air injection function |
| CN107362021A (en) * | 2016-09-23 | 2017-11-21 | 朱海燕 | Suitable for cervical spondylopathy, lumbar vertebra disease, thoracic vertebrae patient bed |
| CN107362021B (en) * | 2016-09-23 | 2019-06-11 | 济宁医学院附属医院 | Suitable for cervical spondylosis, lumbar vertebra disease, thoracic vertebrae patient bed |
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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 |
Granted publication date: 20140910 Termination date: 20170415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |