CN209622004U

CN209622004U - A kind of pulley and beddo with noise-reducing structure

Info

Publication number: CN209622004U
Application number: CN201822001633.0U
Authority: CN
Inventors: 单华锋; 王剑; 陈国杰; 吴和文
Original assignee: Qi Sheng Polytron Technologies Inc
Current assignee: Qi Sheng Polytron Technologies Inc
Priority date: 2018-11-30
Filing date: 2018-11-30
Publication date: 2019-11-12
Anticipated expiration: 2028-11-30

Abstract

The utility model discloses a kind of pulley and beddo with noise-reducing structure, it includes: pulley that this, which has the pulley of noise-reducing structure, has the through-hole passed through for pin；Pin passes through the through-hole and connect with pulley rotation, and limited position mechanism is arranged in tail portion；The pin is provided at least one groove thereon, and the elastic mechanism that pretightning force is formed with through-hole wall on pulley is provided in groove；The elastic mechanism slightly exposes pin side surface；The pulley is connect with fixing seat, there is the through-hole with pulley cooperation in fixing seat, and pin passes through the through-hole and connect pulley with fixing seat；Multiple pulleys with noise-reducing structure are set between the fixed frame and sliding frame and fixed frame and headpiece of beddo, the pulley is allow to reduce the generation of noise when vibrating with vibromassage.The utility model makes pulley not generate noise because of resonance using the pin with elastic salient point so that remaining certain pretightning force between wheel and pin.

Description

A kind of pulley and beddo with noise-reducing structure

Technical field

The utility model relates to a kind of pulley, specially a kind of pulley with noise-reducing structure, particularly, the utility model Additionally providing the pulley with the noise-reducing structure can be used on beddo especially electrical massage bed.

Background technique

Currently, beddo using more more and more universal, especially in American-European countries, beddo generally has a kind of vibration massage function It is usually to increase pulley structure in bed that function, which has the beddo of massage functions, is massaged, but opened by idler wheel After beginning vibration massaging function, due to having used pulley mechanism in beddo, under special angle or loading conditions, electronic bed frame Resonance can be generated with vibrator and lead to the higher ear-piercing noise of frequency, can seriously affect the Experience Degree of beddo, such as patent Number the rolling massage bed of an electronic change lying posture is disclosed for 201410451678.1 Chinese invention patent.

Conventional electrical massage bed, is usually provided with pulley on electronic bed frame and is limited with pin, however sells It is constantly present certain gap between son and pulley, because noise occurs in resonance when this gap will lead to massage system vibration, and The control in gap is always difficult to complete reliable or high-precision part in process of production and will lead to cost and be significantly increased.

Utility model content

In order to solve the problems, such as the deficiencies in the prior art and, the utility model provides a kind of be applied on beddo The pulley and beddo with noise-reducing structure, using the pin with elastic salient point, so that being protected always between wheel and pin Certain pretightning force is held, so that pulley be made not generate noise because of resonance.

A kind of pulley with noise-reducing structure provided by the utility model is applied on beddo comprising: pulley, tool There is the through-hole passed through for pin；One pin passes through the through-hole and connect with pulley rotation, and limited position mechanism is arranged in tail portion；

The pin is provided at least one groove thereon, is provided in groove and forms preload with through-hole wall on pulley The elastic mechanism of power.

Further, the elastic mechanism, slightly exposing pin side surface, on the one hand will not influence the insertion of pin, It can play the role of Vibrant buffer again, avoid the generation of noise.

Further, the elastic mechanism, including spring and the elastic decorative pearl on top of an official cap, spring and the elastic decorative pearl on top of an official cap in groove, and It is sequentially placed from inside to outside, the elastic decorative pearl on top of an official cap slightly protrudes recess edge.

Further, the elastic mechanism, using elastomer, elastomer slightly protrudes recess edge.

Preferably, the elastic decorative pearl on top of an official cap and elastomer are rubber elastomer.

Preferably, the elastic decorative pearl on top of an official cap and elastomer outer end face are spherical surface.

Preferably, the groove, the notch of groove is gradually reduced from inside to outside thereon, can prevent the decorative pearl on top of an official cap from popping up, this Sample is installed convenient for the insertion of pin.

Further, the pulley is connect with fixing seat, has the through-hole with pulley cooperation in fixing seat, pin passes through should Pulley is connect by through-hole with fixing seat.

Further, the pin and fixing seat junction are provided with axle sleeve, reduce the abrasion of pin, reduce noise.

A kind of beddo is provided with the pulley with noise-reducing structure, comprising: fixed frame, sliding frame, Ruo Ganke The bed board folded is overturn, driving mechanism and vibration massage function system, driving mechanism, vibration massage function system are fixed on bed board, are slided Frame is slidably connected with fixed frame.

Further, it is connected with the pulley with noise-reducing structure on the sliding frame, the pulley with noise-reducing structure In being slidably connected in fixed frame with sliding groove.

Further, the pulley with noise-reducing structure, pulley and fixed frame are also equipped on fixed frame at the head of a bed Fixed plate is provided between frame, pulley can be slided along fixed plate.

The utility model uses the pin with elastic salient point, so that remaining certain pre- between wheel and pin Clamp force, so that pulley be made not generate noise because of resonance.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only the embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to the attached drawing of offer Obtain other attached drawings.

Fig. 1 is an embodiment of the present invention structural schematic diagram；

Fig. 2 is the A-A cross-sectional view of Fig. 1；

Fig. 3 is an embodiment of the present invention structural schematic diagram；

Fig. 4 is the mono- embodiment schematic cross-sectional view of A-A of Fig. 3；

Fig. 5 is another embodiment schematic cross-sectional view of A-A of Fig. 3；

Fig. 6 is one example structure of the beddo signal for applying the pulley described in the utility model with noise-reducing structure Figure；

Fig. 7 is partial enlarged view at A in Fig. 6；

Fig. 8 is partial enlarged view at B in Fig. 6；

Fig. 9 is one example structure schematic diagram of pin described in the utility model；

Figure 10 is another example structure schematic diagram of pin described in the utility model.

In figure: 1- pulley, 2- fixing seat, 3- pin, 4- bolt, 5- axle sleeve, 6- fixed frame, 7- sliding frame, 8- drive Motivation structure, 9- vibration massage function system, 10- nut, 30- groove, the 31- elasticity decorative pearl on top of an official cap, 32- spring, 33- rubber elastomer, 41- Pin hole, 60- bed board, 61- sliding groove, 70- end plug, the side 71- plate, 72- side pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It should be noted that the orientation of the instructions such as term " inner wall ", " outer end face ", " outer surface ", " inner surface ", " tail portion " Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the part or part of indication or suggestion meaning must have a particular orientation, with specific orientation construction, therefore not It can be construed as a limitation of the present invention.

As shown in Figure 3, Figure 4, a kind of pulley with noise-reducing structure is applied on beddo comprising: pulley 1 has The through-hole passed through for pin 3；One pin 3, passes through the through-hole and pulley 1 is rotatablely connected, and limited position mechanism is arranged in tail portion；

Wherein, the pin is provided at least one groove 30 thereon, be provided in groove 30 on pulley 1 in through-hole The elastic mechanism of wall formation pretightning force.

Further, the elastic mechanism, slightly exposing 3 side surface of pin, on the one hand will not influence the insertion of pin, It can play the role of Vibrant buffer again, avoid the generation of noise.

Further, the elastic mechanism, including spring 32 and the elastic decorative pearl on top of an official cap 31, spring 32 and the elastic decorative pearl on top of an official cap 31 are in recessed It in slot 30, and is sequentially placed from inside to outside, the elastic decorative pearl on top of an official cap 31 slightly protrudes 30 edge of groove.

Preferably, the elastic decorative pearl on top of an official cap and elastomer are rubber elastomer 33.

Preferably, the elastic decorative pearl on top of an official cap 31 and elastomer outer end face are spherical surface.

This is filled by elastomer slightly outstanding in dowel side groove in gap between pin and pulley Gap can make up this defective workmanship, will not be led by the elasticity between elastomer and pin when pulley resonates with massage The appearance for causing vibration noise is designed using this noise-reducing structure of the utility model, can greatly improve the comfort level of massage.

As shown in Figure 1 and Figure 2, the pulley 1 is connect with fixing seat 2, there is the through-hole cooperated with pulley 1 in fixing seat 2, Pin 3 passes through the through-hole and connect pulley 1 with fixing seat 2.

Further, the pin 3 is provided with axle sleeve 5 with 2 junction of fixing seat, reduces the abrasion of pin, reduces noise.

Preferably, there is the elastic spherical surface of protrusion in the through-hole wall joint of the pin, side and pulley.

Optionally, the pin, can be set 2 grooves with the through-hole wall joint of pulley thereon, in groove It is correspondingly arranged on elastic mechanism, the number of groove can also be 3 or 5, and groove can be symmetrical arranged, and can also be uniformly distributed Or it is interspersed.

Preferably, the groove open with pin near middle, can reduce that pin contacts with pulley inner wall in this way can Energy.

As shown in figure 5, the elastic mechanism, can also use rubber elastomer 33, elasticity only with elastomer, elastomer Body slightly protrudes 30 edge of groove.

As shown in figure 9, the pin, tail portion is provided with pin hole 41, and the position-limit mechanism uses and pin hole on pin The bolt of cooperation is inserted with bolt 4 to limit the activity of pin in pin hole 41, prevents pin 41 from falling off in sliding process.

Optionally, the position-limit mechanism can also use the screw thread of pin tail portion, can be by pin and fixation by screw thread Seat connection is limited.

Optionally, the pin, tail portion are provided with screw thread, can directly be tightened in fixing seat 2.

As shown in Figure 10, it is preferable that the pin, the notch of groove is gradually reduced from inside to outside thereon, can prevent Decorative pearl on top of an official cap pop-up, is installed in this way convenient for the insertion of pin.

As shown in fig. 6, a kind of beddo, is provided with the pulley with noise-reducing structure, comprising: fixed frame 6, sliding Frame 7, the bed board 60 of several turnover foldings, driving mechanism 8 and vibration massage function system 9, driving mechanism 8, vibration massage function system 9 are fixed on bed board 60, and sliding frame 7 is slidably connected with fixed frame 6.

As shown in figure 8, the sliding frame 7 is set on the inside of the fixed frame of two sides, connect on the sliding frame 7 Connect 2 pulleys 1 with noise-reducing structure, in being slidably connected in fixed frame 6 with sliding groove 61, sliding frame 7 includes pulley 1 Fixing seat 2, other plate 71, side pipe 2, fixing seat 2 and other plate 71, side pipe 2 are welded in one, and optionally, the end of other plate 72 is arranged There is end plug 70, makes it have preferable appearance.

As shown in fig. 7, being also equipped with the pulley 1 with noise-reducing structure, pulley 1 on the bed board 60 being located at the head of a bed It is fixed on bed board 60, is provided between pulley 1 and fixed frame 6 fixed plate (not indicated in figure) by nut 10, pulley 1 can be with It is slided along fixed plate.

Further, the pulley, comprising: pulley has the through-hole passed through for pin；One pin passes through described logical Hole is connect with pulley rotation, and limited position mechanism is arranged in tail portion；The pin, is provided at least one groove thereon, in groove It is provided with the elastic mechanism that pretightning force is formed with the through-hole wall.

Further, the prominent pin side surface of the elastic mechanism, elastic mechanism use and successively rotate on groove Interior spring and the elastic decorative pearl on top of an official cap, can also be used one piece of flexible rubber elastomer.

Preferably, the elastic decorative pearl on top of an official cap and rubber elastomer, protrusion groove be on one side spherical surface or have cambered surface.

The shape and angle of groove described in the utility model can there are many variation, the quantity and arrangement mode of groove It can there are many variation, the utility model no longer implementation example explanations one by one.

Pulley described in the utility model applies also for other pulley applications for needing to reduce noise, to reduce cunning Take turns turn over or vibration processes in the noise that generates, no longer illustrate herein.

The elastic mechanism can also be set to cunning by the design based on the utility model, those of ordinary skill in the art In wheel and on the contact surface of pin, as the equivalents of the utility model, effect also can reach the utility model Effect no longer specifically describes herein.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although utility model is described in detail referring to foregoing embodiments, those skilled in the art should be managed Solution: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of skills Art feature is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution the utility model The range of each embodiment technical solution.

Claims

1. a kind of pulley with noise-reducing structure is applied on beddo characterized by comprising pulley has and wears for pin The through-hole crossed；One pin passes through the through-hole and connect with pulley rotation, and limited position mechanism is arranged in tail portion；

The pin is provided at least one groove thereon, and the bullet that pretightning force is formed with the through-hole wall is provided in groove Property mechanism.

2. a kind of pulley with noise-reducing structure according to claim 1, which is characterized in that the elastic mechanism exposes The pin side surface.

3. a kind of pulley with noise-reducing structure according to claim 2, which is characterized in that the elastic mechanism, packet Spring and the elastic decorative pearl on top of an official cap are included, spring and the elastic decorative pearl on top of an official cap are sequentially placed in groove, and from inside to outside, and the elastic decorative pearl on top of an official cap slightly protrudes groove Edge.

4. a kind of pulley with noise-reducing structure according to claim 3, which is characterized in that the groove, notch It is gradually reduced from inside to outside.

5. a kind of pulley with noise-reducing structure according to claim 4, which is characterized in that the elastic mechanism is adopted Use rubber elastomer.

6. a kind of pulley with noise-reducing structure according to claim 4, which is characterized in that the elasticity decorative pearl on top of an official cap outer end face For spherical surface.

7. a kind of pulley with noise-reducing structure according to claim 6, which is characterized in that the pulley and fixing seat It connects, there is the through-hole with pulley cooperation in fixing seat, pin passes through the through-hole and connect pulley with fixing seat.

8. a kind of pulley with noise-reducing structure according to claim 7, which is characterized in that the pin and fixing seat connect The place of connecing is provided with axle sleeve.

9. a kind of pulley with noise-reducing structure according to claim 1-8, which is characterized in that the limit Mechanism, using the bolt or screw thread cooperated with pin, by the screw thread pair for being inserted into bolt or pin tail portion in the pin hole of pin Pin limit.

10. a kind of beddo, which is characterized in that with a kind of described in any item cunnings with noise-reducing structure of claim 1-9 Wheel, further includes: fixed frame, sliding frame, the bed board of several turnover foldings, driving mechanism and vibration massage function system, driving Mechanism, vibration massage function system are fixed on bed board, and sliding frame is slidably connected with fixed frame.

11. a kind of beddo according to claim 10, which is characterized in that be connected on the sliding frame have disappear The pulley of sound structure, pulley in fixed frame with sliding groove in being slidably connected.

12. a kind of beddo according to claim 10, which is characterized in that the bed board and fixed frame at the head of a bed It is also equipped with the pulley between frame, fixed plate is provided between pulley and fixed frame, pulley can be slided along fixed plate.