CN207019379U - Boosting mechanism for refrigerator elevating storage frame - Google Patents
Boosting mechanism for refrigerator elevating storage frame Download PDFInfo
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- CN207019379U CN207019379U CN201720703971.1U CN201720703971U CN207019379U CN 207019379 U CN207019379 U CN 207019379U CN 201720703971 U CN201720703971 U CN 201720703971U CN 207019379 U CN207019379 U CN 207019379U
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- slider part
- refrigerator
- storage frame
- elevating storage
- guide pillar
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Abstract
The utility model discloses a kind of boosting mechanism for refrigerator elevating storage frame, it includes slider part, for being connected with rack, and drives rack to move；Drive mechanism, the drive mechanism are connected with slider part, so as to drive mechanism driving slider part lifting；Elastomeric element, one end of the elastomeric element are connected on slider part, and the other end is connected in drive mechanism, and in slider part moving process, the elastomeric element has elastic force all the time, to impose upward active force to the slider part of its one end.The utility model sets an elastomeric element between slider part and drive part, apply upward active force to slider part using the elastic force of elastomeric element, elastic force has shared the weight of weight on a part of rack, so as to reduce the load of drive part, it can select lower-powered motor that this function can be achieved in design, so that motor noise greatly reduces.
Description
Technical field
A kind of boosting mechanism for refrigerator elevating storage frame is the utility model is related to, belongs to household electrical appliance technical field.
Background technology
Rack is directly placed in refrigerator cold-storage room in current refrigerator at present, when high article is placed in appearance
When, the board putting things of interference need to be removed or readjusted and put one or two reserved of available position, cumbersome, adjustable position has
Limit, with the development of science and technology, there is a kind of Liftable rack mechanism, mainly utilize motor driving leading screw rotation forces sliding block
Mobile mode, regulation rack position, when driving rack and its place article and move up, it is necessary to which motor is produced and is enough gram
The moment of torsion of the weight is taken, heavy-duty motor need to be selected in design, vibration caused by motor operation increases with the increase of power
Greatly, motor oscillating is delivered to inner container of icebox vibration by motor cabinet and is exaggerated, and produces very big noise.
The content of the invention
Technical problem to be solved in the utility model is：Overcome the deficiencies in the prior art, there is provided one kind is used for refrigerator liter
The boosting mechanism of rack is dropped, and to solve, the motor load of Liftable rack mechanism is larger to be caused to run the larger technology of noise
Problem.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：It is a kind of for refrigerator elevating storage frame
Boosting mechanism, it includes
Slider part, for being connected with rack, and rack is driven to move；
Drive mechanism, the drive mechanism are connected with slider part, so as to drive mechanism driving slider part lifting；
Elastomeric element, one end of the elastomeric element are connected on slider part, and the other end is connected in drive mechanism,
In slider part moving process, the elastomeric element has elastic force all the time, upward to be imposed to the slider part of its one end
Active force.
A kind of concrete structure of drive mechanism is further provided for, the drive mechanism includes power source and feed screw nut pair,
Power source is connected with the screw rod transmission in feed screw nut pair, drive screw rotation, nut and slider part in feed screw nut pair
It is connected.
Further, the elastomeric element is helical spring, and one end of the helical spring is connected on slider part,
The other end is connected on the power source of drive mechanism.
Further, it is described to be used for refrigerator elevating storage in order to prevent helical spring from producing torsional deformation in telescopic process
The boosting mechanism of frame also includes being used to prevent helical spring from producing the guiding mechanism of torsional deformation in telescopic process, described to lead
Including guide pillars and bushes to mechanism, the upper end of the guide pillar is connected on slider part, and the guide pin bushing is fixed on power source,
During slider part lifting moving, the guide pillar can slide up and down in the guide pillar slip hole in guide pin bushing.
Further, the guiding for the ease of guiding mechanism to helical spring, the helical spring are socketed in outside guide pillar, spiral
The other end of spring is through the guide pillar slip hole in guide pin bushing and is fixedly connected on power source.
Further, in order to improve globality, overall structure is simplified, the screw mandrel of the guide pillar and feed screw nut pair is coaxially set
Put, for the guide column sleeve outside the screw mandrel, the slider part is provided with the through hole being used for through screw mandrel, and nut is fixed on the through hole
In or in the through hole of slider part internal thread is set, pass through the internal thread and coordinate with screw mandrel.
Further, in order to reduce the friction between guide pillar and screw mandrel, certain distance is left between the guide pillar and screw mandrel.
Further, the boosting mechanism for refrigerator elevating storage frame also includes mounting seat, in feed screw nut pair
One end of screw mandrel is connected on the output shaft of power source, and the other end is rotatably connected in mounting seat.
Further, the power source is motor, and the motor is arranged on motor cabinet, and the guide pin bushing is fixed on motor cabinet
On, the other end of the helical spring through the guide pillar slip hole in guide pin bushing and is fixedly connected on motor cabinet.
Further, the boosting mechanism for refrigerator elevating storage frame also includes controller, is provided with and turns in the motor
Son and Hall sensor, rotor are provided with the magnetic gear with the rotor synchronous axial system, and the Hall sensor will sense
Magnetic gear rotating speed and step number be converted into electric signal and feed back to controller, controller feeds back according to each Hall sensor
The rotating speed of the corresponding motor of rotating speed and step number control of respective rotor makes the lifting of slider part gradually tend to be synchronous.
After employing above-mentioned technical proposal, the utility model has following beneficial effect：
1) the utility model sets an elastomeric element between slider part and drive part, utilizes the elastic force of elastomeric element
Apply upward active force to slider part, elastic force has shared the weight of weight on a part of rack, so as to reduce drive division
The load divided, it can select lower-powered motor that this function can be achieved in design, so that motor noise greatly reduces；
Specifically, motor drives slider part to move up and down by feed screw nut pair, during slider part moves up, spiral
The elastic force of spring has shared the weight of weight on a part of rack, and moment of torsion caused by motor is enough the weight for overcoming remaining weight
；During slider part moves down, the weight of weight can overcome the elastic force of helical spring on rack, and motor is only
The moment of torsion for the frictional force for overcoming mechanism self-locking need to be produced, so as to reduce required power of motor, reduces motor oscillating；
2) certain distance is left between guide pillar and screw mandrel can significantly reduce friction between guide pillar and screw mandrel, avoid motor from turning round
The consuming of square；
3) guiding mechanism is set, and helical spring is socketed in outside the guide pillar of guiding mechanism, can effectively prevent helical spring from stretching
Torsional deformation is produced in compression process；
4) the utility model is additionally provided with controller, Hall sensor is set in motor, controller is according to each Hall
The rotating speed of the corresponding motor of rotating speed and step number control of the respective rotor of sensor feedback makes the lifting of slider part gradually tend to be same
Step, so that the synchronous steady lifting of multiple bone piece parts.
Brief description of the drawings
Fig. 1 is the structural representation for the boosting mechanism that the utility model is used for refrigerator elevating storage frame；
Fig. 2 is the front sectional view for the boosting mechanism that the utility model is used for refrigerator elevating storage frame；
In figure, 1, slider part, 2, mounting seat, 3, guide pillar, 4, helical spring, 5, screw mandrel, 6, guide pin bushing, 7, motor cabinet,
8th, motor, 9, guide rod.
Embodiment
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail to the utility model.
As shown in figure 1, a kind of boosting mechanism for refrigerator elevating storage frame, it includes
Slider part 1, for being connected with rack, and rack (not shown) is driven to move；
Drive mechanism, the drive mechanism are connected with slider part 1, so that the drive mechanism drives 1 liter of slider part
Drop；
Elastomeric element, one end of the elastomeric element are connected on slider part 1, and the other end is connected in drive mechanism,
In the moving process of slider part 1, the elastomeric element has elastic force all the time, so as to the slider part 1 of its one end is imposed to
On active force.
Above-mentioned elastomeric element has elastic force, including two kinds of situations, and a kind of situation is that slider part 1 is located in drive mechanism
Side, elastomeric element are in compressive state, upward active force are imposed to slider part 1, and another situation is that slider part 1 is located at
Below drive mechanism, elastomeric element is in extended state, upward active force is imposed to slider part 1.
Alternatively, as shown in figure 1, the drive mechanism includes power source and feed screw nut pair, power source and feed screw nut
Screw mandrel 5 in pair is connected, and drive screw 5 rotates, the nut (not shown) in feed screw nut pair and the phase of slider part 1
Even.
Preferably, as shown in figure 1, the elastomeric element is helical spring 4, and one end of the helical spring 4 abuts
On slider part 1, the other end is connected on the power source of drive mechanism.
Preferably, as shown in Figure 1 and Figure 2, the boosting mechanism for refrigerator elevating storage frame also includes being used to prevent spiral shell
Rotation spring 4 produces the guiding mechanism of torsional deformation in telescopic process, and the guiding mechanism includes guide pillar 3 and guide pin bushing 6, described to lead
The upper end of post 3 is connected on slider part 1, and the guide pin bushing 6 is fixed on power source, during the lifting moving of slider part 1,
The guide pillar 3 can slide up and down in the guide pillar slip hole in guide pin bushing 6.
On the one hand the structure of guide pillar 3 and guide pin bushing 6 plays the guide effect moved to slide unit 1, on the other hand can also be true
The shift motion of fixed slider part 1, when guide pillar is all slipped into the guide pillar slip hole of guide pin bushing 6, slider part 1 is positioned at movement
The lower position of the minimum point of stroke, i.e. stroke.The stroke upper limit position of slider part 1 is then true by following mounting seats 2
It is fixed.
Preferably, as shown in Figure 1 and Figure 2, the helical spring 4 is socketed in outside guide pillar 3, and the other end of helical spring 4 passes through
Guide pillar slip hole in guide pin bushing 6 is simultaneously fixedly connected on power source.
Preferably, as shown in Figure 1 and Figure 2, the screw mandrel 5 of the guide pillar 3 and feed screw nut pair is coaxially disposed, 3 sets of the guide pillar
Outside the screw mandrel 5, the slider part 1 is provided with the through hole being used for through screw mandrel 5, and nut is fixed in the through hole.As one
Kind deformation, the slider part 1 are combined into one with nut, i.e., are used in the through hole through screw mandrel 5 set in the above-mentioned of slider part 1
Internal thread, coordinate with the screw thread of screw mandrel 5, it is simpler on such a distressed structure.
Preferably, as shown in Fig. 2 leaving certain distance between the guide pillar 3 and screw mandrel 5, i.e. the internal chamber wall and silk of guide pillar 3
Bar 5 does not contact, in the absence of friction.
Preferably, as shown in Figure 1 and Figure 2, the boosting mechanism for refrigerator elevating storage frame also includes mounting seat 2,
One end of screw mandrel 5 in feed screw nut pair is connected on the output shaft of power source, and the other end is rotatably connected to mounting seat 2
On.
Helical spring 4 can also be installed between mounting seat 2 and sliding block, upward effect is imposed to slider part 1
Power.
Alternatively, as shown in figure 1, the power source is motor 8, the motor 8 is arranged on motor cabinet 7, the guide pin bushing 6
It is fixed on motor cabinet 7, the other end of the helical spring 4 through the guide pillar slip hole in guide pin bushing 6 and is fixedly connected on motor
On seat 7.
Alternatively, as shown in Fig. 2 the slider part 1 is also socketed on a guide rod 9, and can be on guide rod 9 up and down
Slide, guide rod 9 play the guiding role to the sliding block direction of slider part 1.Certain slider part 1 can also be not provided with guide rod 9
And directly it is connected with rack.The upper end of guide rod 9 is connected in mounting seat 2, and the lower end of guide rod 9 is connected to motor cabinet 7
On.
Alternatively, the guide pillar 3 with slider part 1 by snapping connection.
When the utility model is applied on rack, the utility model is usually provided with least two sets, now will
Motor be present and rotate asynchronous causes rack to lift jiggly problem.
In order to solve the above problems, the boosting mechanism for refrigerator elevating storage frame also includes controller (in figure not
Show), the motor 8 is interior to be provided with rotor and Hall sensor, and rotor is provided with the magnetic gear with the rotor synchronous axial system,
The rotating speed of the magnetic gear sensed and step number are converted into electric signal and feed back to controller, controller root by the Hall sensor
Make the lifting of slider part 1 according to the rotating speed of the respective rotor of each Hall sensor feedback and the rotating speed of the corresponding motor of step number control
Gradually tend to be synchronous.
The utility model sets an elastomeric element between slider part 1 and drive part, utilizes the elastic force of elastomeric element
Apply upward active force to slider part 1, elastic force has shared the weight of weight on a part of rack, so as to reduce driving
Partial load, it can select lower-powered motor that this function can be achieved in design, so that motor noise subtracts significantly
It is small；Specifically, motor 8 drives slider part 1 to move up and down by feed screw nut pair, when slider part 1 moves up process
In, the elastic force of helical spring 4 has shared the weight of weight on a part of rack, and moment of torsion caused by motor 8 is enough to overcome remaining
The weight of weight；During slider part 1 moves down, the weight of weight can overcome helical spring 4 on rack
Elastic force, 8 moments of torsion that need to produce the frictional force for overcoming mechanism self-locking of motor, so as to reduce required power of motor, reduce
Motor oscillating.The utility model is simple for structure, and it is low to reduce power of motor, noise.
Certain distance or guide pillar 3 and the cooperation of the gap of screw mandrel 5 are left between guide pillar 3 and screw mandrel 5 can significantly reduce guide pillar 3 and silk
Friction between bar 5, avoid the consuming of Motor torque.
Guiding mechanism is set, and helical spring 4 is socketed in outside the guide pillar 3 of guiding mechanism, can effectively prevent helical spring 4 from stretching
Torsional deformation is produced in compression process.
The utility model is additionally provided with controller, and Hall sensor is set in motor, and controller passes according to each Hall
The rotating speed of the respective rotor of sensor feedback and the rotating speed of the corresponding motor of step number control make the lifting of slider part 1 gradually tend to be same
Step, so that the synchronous steady lifting of multiple bone piece parts 1.
Particular embodiments described above, technical problem, technical scheme and the beneficial effect solved to the utility model are entered
Further description is gone, should be understood that and the foregoing is only specific embodiment of the utility model, and do not have to
In limitation the utility model, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done
Deng should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. boosting mechanism for refrigerator elevating storage frame, it is characterised in that：It includesSlider part (1), for being connected with rack, and drives rack to move；Drive mechanism, the drive mechanism are connected with slider part (1), so that drive mechanism driving slider part (1) rises Drop；Elastomeric element, one end of the elastomeric element are connected on slider part (1), and the other end is connected in drive mechanism, In slider part (1) moving process, the elastomeric element has elastic force all the time, so that the slider part (1) to its one end imposes Upward active force.
- 2. the boosting mechanism according to claim 1 for refrigerator elevating storage frame, it is characterised in that：The drive mechanism Including power source and feed screw nut pair, power source is connected with the screw rod transmission in feed screw nut pair, drive screw rotation, screw mandrel spiral shell Nut in female pair is connected with slider part.
- 3. the boosting mechanism according to claim 2 for refrigerator elevating storage frame, it is characterised in that：The elastomeric element It is connected to for one end of helical spring (4), and the helical spring (4) on slider part (1), the other end is connected to driving machine On the power source of structure.
- 4. the boosting mechanism according to claim 3 for refrigerator elevating storage frame, it is characterised in that：It is described to be used for refrigerator The boosting mechanism of elevating storage frame also includes being used to prevent helical spring from producing the guiding mechanism of torsional deformation in telescopic process, The guiding mechanism includes guide pillar (3) and guide pin bushing (6), and the upper end of the guide pillar (3) is connected on slider part (1), described to lead Set (6) is fixed on power source, and during slider part (1) lifting moving, the guide pillar (3) can leading in guide pin bushing (6) Slided up and down in post slip hole.
- 5. the boosting mechanism according to claim 4 for refrigerator elevating storage frame, it is characterised in that：The helical spring (4) it is socketed in guide pillar (3) outside, the other end of helical spring (4) through the guide pillar slip hole in guide pin bushing (6) and is connected to power source On.
- 6. the boosting mechanism according to claim 5 for refrigerator elevating storage frame, it is characterised in that：The guide pillar and silk The secondary screw mandrel of stem nut is coaxially disposed, and the guide pillar (3) is enclosed on the screw mandrel (5) outside, and the slider part (1), which is provided with, to be used to wear The through hole of screw mandrel (5) is crossed, nut is fixed in the through hole or sets internal thread in the through hole of slider part (1), interior by this Screw thread coordinates with screw mandrel (5).
- 7. the boosting mechanism according to claim 6 for refrigerator elevating storage frame, it is characterised in that：The guide pillar (3) Certain distance is left between screw mandrel (5).
- 8. the boosting mechanism according to claim 2 for refrigerator elevating storage frame, it is characterised in that：It is described to be used for refrigerator The boosting mechanism of elevating storage frame also includes mounting seat (2), and one end of the screw mandrel (5) in feed screw nut pair is connected to power source Output shaft on, the other end is rotatably connected in mounting seat (2).
- 9. the boosting mechanism according to claim 4 for refrigerator elevating storage frame, it is characterised in that：The power source is Motor (8), the motor (8) are arranged on motor cabinet (7), and the guide pin bushing (6) is fixed on motor cabinet (7), the spiral bullet The other end of spring (4) is through the guide pillar slip hole in guide pin bushing (6) and is fixedly connected on motor cabinet (7).
- 10. the boosting mechanism according to claim 9 for refrigerator elevating storage frame, it is characterised in that：It is described to be used for ice The boosting mechanism of case elevating storage frame also includes controller, is provided with rotor and Hall sensor in the motor (8), is set on rotor There is the magnetic gear with the rotor synchronous axial system, the Hall sensor turns the rotating speed of the magnetic gear sensed and step number Turn to electric signal and feed back to controller, rotating speed and the step number control for the respective rotor that controller feeds back according to each Hall sensor The rotating speed of corresponding motor makes the lifting of slider part (1) gradually tend to be synchronous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720703971.1U CN207019379U (en) | 2017-06-16 | 2017-06-16 | Boosting mechanism for refrigerator elevating storage frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720703971.1U CN207019379U (en) | 2017-06-16 | 2017-06-16 | Boosting mechanism for refrigerator elevating storage frame |
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| Publication Number | Publication Date |
|---|---|
| CN207019379U true CN207019379U (en) | 2018-02-16 |
Family
ID=61484953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720703971.1U Active CN207019379U (en) | 2017-06-16 | 2017-06-16 | Boosting mechanism for refrigerator elevating storage frame |
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| CN (1) | CN207019379U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108937355A (en) * | 2018-06-13 | 2018-12-07 | 佛山市业鹏机械有限公司 | A kind of cryo-conservation food solid sale displaying frame |
| CN110686440A (en) * | 2019-09-05 | 2020-01-14 | 白木日根 | Refrigerating system with commodity shelf regulatory function and slope alarming function |
| CN111121363A (en) * | 2020-01-07 | 2020-05-08 | 青岛海尔电冰箱有限公司 | Lifting shelf assembly, control method thereof and refrigerator with lifting shelf assembly |
| CN111765711A (en) * | 2020-07-02 | 2020-10-13 | 长虹美菱股份有限公司 | Refrigerator shelf and refrigerator applying same |
| WO2021139118A1 (en) * | 2020-01-09 | 2021-07-15 | 青岛海尔电冰箱有限公司 | Household appliance |
| CN114076485A (en) * | 2020-08-19 | 2022-02-22 | 青岛海尔电冰箱有限公司 | Adjustable rack device and refrigerator with same |
-
2017
- 2017-06-16 CN CN201720703971.1U patent/CN207019379U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108937355A (en) * | 2018-06-13 | 2018-12-07 | 佛山市业鹏机械有限公司 | A kind of cryo-conservation food solid sale displaying frame |
| CN110686440A (en) * | 2019-09-05 | 2020-01-14 | 白木日根 | Refrigerating system with commodity shelf regulatory function and slope alarming function |
| CN111121363A (en) * | 2020-01-07 | 2020-05-08 | 青岛海尔电冰箱有限公司 | Lifting shelf assembly, control method thereof and refrigerator with lifting shelf assembly |
| WO2021139118A1 (en) * | 2020-01-09 | 2021-07-15 | 青岛海尔电冰箱有限公司 | Household appliance |
| CN111765711A (en) * | 2020-07-02 | 2020-10-13 | 长虹美菱股份有限公司 | Refrigerator shelf and refrigerator applying same |
| CN114076485A (en) * | 2020-08-19 | 2022-02-22 | 青岛海尔电冰箱有限公司 | Adjustable rack device and refrigerator with same |
| CN114076485B (en) * | 2020-08-19 | 2023-02-17 | 青岛海尔电冰箱有限公司 | Adjustable rack device and refrigerator with same |
| EP4202332A4 (en) * | 2020-08-19 | 2024-01-24 | Qingdao haier refrigerator co ltd | Adjustable shelf device and refrigerator having same |
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