CN100432324C - Fluid balancer for washing machine and manufacturing method thereof - Google Patents
Fluid balancer for washing machine and manufacturing method thereof Download PDFInfo
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- CN100432324C CN100432324C CNB021565724A CN02156572A CN100432324C CN 100432324 C CN100432324 C CN 100432324C CN B021565724 A CNB021565724 A CN B021565724A CN 02156572 A CN02156572 A CN 02156572A CN 100432324 C CN100432324 C CN 100432324C
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- lower frame
- fluid balancer
- annular
- strengthening part
- washing machine
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Abstract
The present invention relates to a liquid balancer of a washing machine, and a manufacturing method of the liquid balancer. The liquid balancer of the washing machine is composed of a lower annular frame and an upper annular frame which is welded on the lower frame, and salt water is filled in the liquid balancer, wherein annular strengthening components for preventing the liquid balancer from generating deformation are arranged in the lower frame; the annular strengthening components are arranged at one side which is close to exterior in the direction of a radius in the lower frame, and partition plates are arranged in the lower annular frame along the direction of a cylinder at intervals; insertion grooves of the strengthening components are arranged at the tail end of the outer side of the direction of the radius of the partition plates, so that the annular strengthening components are arranged in the insertion grooves of the strengthening components on the partition plates so as to be fixed; the annular strengthening components are arranged in the lower frame by an embedding and injection moulding method. The present invention can not only increase intensity, but also reduce the fraction defective of products during production, and simultaneously, the present invention can reduce costs.
Description
Technical field
The present invention relates to washing machine, relate in particular to its fluid balancer.
Background technology
In general, washing machine is the emulsification by washing agent, rubbing action, the agitator (pulsator of the current that rotate with washing wave wheel, the translator annotates) be added in the percussion on the washings and the machine that will remove attached to all contaminations above clothes, the bedding etc., it can come the amount of perception washings and kind and the automatic setting washing methods by sensor, and after according to the amount of washings and kind washings being injected into suitable water level, under control of microcomputer, carry out washing process.
The type of drive of existing washing machine has: by conducting the belt (belt that power is used, the translator annotates) and belt pulley (pulley, the translator annotates) thereby thereby the rotary power of drive motors to the wash shaft conduction make the agitator rotation or to the drench pit conduction make sink hold concurrently the mode of drench pit rotation with by the BLDC motor to the control of speed sink is held concurrently mode that drench pit rotates with different speed during with dehydration in washing.
Moreover, not only adopt the BLDC motor in addition, also the power conducting path is controlled respectively simultaneously, thereby only make during washing the agitator low speed rotation realize washing function; Thereby make agitator and drench pit rotate the mode that realizes dehydrating function simultaneously at a high speed during dehydration.
Can also adopt in addition when washing make sink or washing wave wheel when certain orientation rotates at a high speed, will aspirates (pumping, the translator annotates) thus the water flow jet that comes up penetrates the mode of washing to the interior realization of sink.
Fig. 1 is the longitdinal cross-section diagram of an example of existing washing machine, demonstration be the structure of controlling the washing machine of realizing washing and dewatering by the speed of BLDC motor.
Have a look its structure below briefly, at outer cage (out-case, the translator annotates) 1 inside is equipped with the aqua storage tank 2 that is supported by suspension arrangement 7, and the sink that can the rotate drench pit 3 (following according to circumstances be referred to as " sink " or " drench pit ") of holding concurrently is housed in the inside of this aqua storage tank 2.
In addition, agitator (pulsator, the translator annotates) 4 is housed on the inner bottom surface of sink 3, the side in described aqua storage tank 2 bottoms is equipped with the motor 5 that is used for to described sink 3 conduction power.
In addition, the bottom opposite side of described aqua storage tank 2 is connecting scupper hose 11, and draining valve 6 is housed on the pipeline of scupper hose 11.
In addition, on the upper lid on outer cage 1 top (top cover, the translator annotates) 12 door 8 is arranged, level sensor 9 is arranged on the ad-hoc location of upper lid 12, controller 300 is equipped with in the inboard of the control panel of upper lid 12.
In addition, between above-mentioned level sensor 9 and aqua storage tank 2, be connected the pipe (tube, the translator annotates) 10 that the air pressure that can change the water level with aqua storage tank is used to the conducting pressure of level sensor 9 conduction.
Here, level sensor 9 adopts usually is the level sensor of mechanical structure and utilizes semi-conductive level sensor.
In addition, the unbalanced fluid balancer 20 that reduces sink by flowing of fluid is equipped with in the inboard of the upper end of sink 3, fluid balancer 20 is made of upper frame 210 and lower frame 220, is the mode in its welding to be finished after making lower frame 220 separately again.
Salt solution has been injected in inside at fluid balancer 20, and this fluid balancer also is known as autobalance (auto balancer).
Existing washing machine with said structure washings and washing agent is placed in the sink 3 and the completed state of all preparations under, if press the washing initiating key, finish after the feedwater action according to the control of microcomputer signal so, in the regular hour, can wash automatically, rinsing, dehydration.
On the one hand, the existing problem of aforesaid washing machine is: in the making of fluid balancer 20, be to make upper frame 210 and lower frame 220 respectively with the material of resin series, after injecting salt solution, inside again they are coupled together, in this case, if material is the good material of machinability (as M520), its intensity is just low so, opposite if the high material (as HR2100) of intensity, so not only its machinability difference and cost are also higher.
That is to say under the lower situation of the intensity of material, when high speed dewatering or penetrate when washing fluid balancer 20 and just can not keep circular shape and become as shown in phantom in Figure 2 ellipse, therefore also just can not normally bring into play its balanced action.And under the intensity condition with higher of material, can be not easy welding between the upper and lower part framework 210,220, thereby have that machinability is poor, cost is crossed problems such as height.
Summary of the invention
In order to overcome the above-mentioned shortcoming that prior art exists, the invention provides a kind of fluid balancer and manufacture method thereof of washing machine, to overcome the deformation of fluid balancer, improve its balance and intensity, and reduce its cost.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of fluid balancer of washing machine being made of the lower frame of annular and the upper frame of the annular of welding on this lower frame, is equipped with salt solution in inside; It is characterized in that the strengthening part that can prevent the ring-type that fluid balancer deforms has been installed in the inside of described lower frame, and the strengthening part of described ring-type is installed in the inside of lower frame, is positioned at the outer side on the radial direction; Lower frame inside in described annular has formed dividing plate apart along the cylinder direction certain intervals, on the outer ends of the radial direction of described each dividing plate, formed the strengthening part insertion groove, the strengthening part of described ring-type is installed in the strengthening part insertion groove on the described dividing plate and method that the inside by the lower frame of packing into embeds injection moulding install, fixing.
The fluid balancer of aforesaid washing machine, wherein the strengthening part of ring-type is made with highstrenghtpiston or metal material.
In addition, from realizing the of the present invention another kind of form of above-mentioned purpose, it provides a kind of to comprise the stage of the lower frame of making annular so, the stage of after the making of finishing described lower frame, the strengthening part of ring-type being installed in lower frame inside, the stage of the upper frame of the annular that making can be welded together with it under the state on the top that is combined in described lower frame, thereby under the state on the top that upper frame is combined in described lower frame, carry out the stage that one is made upper frame and lower frame in welding, the inside of balancer is filled with the stage of salt solution by the salt solution inlet that is possessed on the described upper frame, the stage that the salt solution inlet of described upper frame is sealed is the manufacture method of fluid balancer of the washing machine of feature.
In addition, from realizing another form of the present invention of above-mentioned purpose, it provides a kind of to comprise the stage of making the strengthening part of ring-type with the high strength material, the strengthening part of described ring-type is put into mould embed injection moulding (insert mold, the translator annotates) thereby the stage of making lower frame, after the making of finishing described lower frame, make the stage of the upper frame of the annular that can under the state on the top that is combined in lower frame, be welded together with it, thereby under the state on the top that upper frame is combined in described lower frame, carry out the stage that one is made upper frame and lower frame in welding, the inside of balancer is filled with the stage of salt solution by the salt solution inlet that is possessed on the upper frame, the stage that the salt solution inlet of upper frame is sealed is the manufacture method of fluid balancer of the washing machine of feature.
The effect of invention
As mentioned above, the invention relates to the invention of the fluid balancer of washing machine, one by improving the manufacture method of the unbalanced fluid balancer can reduce washing machine more precisely, thereby not only can increase its intensity, and can reduce manufacturing cost and the invention that reduces the product fraction defective when producing.
Be that the present invention passes through when making fluid balancer lower frame and adopts high-intensity material, upper frame to adopt the method for the good material of machinability, not only can fully guarantee fluid balancer intensity, enhance productivity, can also reduce cost simultaneously.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the longitdinal cross-section diagram of the structure of existing washing machine
Fig. 2 a is the longitdinal cross-section diagram that the major part of existing fluid balancer shown in Figure 1 has been amplified
Fig. 2 b is the planar portions of the existing problem of existing fluid balancer
Fig. 3 is the decomposition side view of the fluid balancer of the 1st example of the present invention
Fig. 4 is the flow chart of the manufacture process of fluid balancer shown in Figure 3
Fig. 5 is the decomposition side view of the fluid balancer of the 2nd example of the present invention
Fig. 6 is the flow chart of the manufacture process of fluid balancer shown in Figure 5
The number in the figure explanation:
20: fluid balancer 210: upper frame frame
220: lower frame 230: strengthening part
240: dividing plate (baffle, the translator annotates)
The specific embodiment
Below with reference to Fig. 3 and Fig. 5 the structure of fluid balancer of the present invention is described in detail.
Thereby the present invention is equipped with salt solution in the inside that the upper frame 210 by the lower frame 220 of annular and the annular of welding on lower frame 220 constitutes to reduce in the unbalanced fluid balancer 20 of sink, and the strengthening part 230 that can prevent the ring-type that fluid balancer 20 deforms has been installed in the inside of lower frame 220.
Here, the strengthening part 230 of described ring-type is installed in the inside of lower frame 220, is positioned at the outer side on the radial direction.
In addition, the strengthening part 230 of described ring-type also can embed the method for injection moulding by the inside of the lower frame 220 of packing into and install, and can make it not in sight like this.
In addition, the strengthening part 230 the most handy highstrenghtpistons or the metal material of described ring-type are made.
Followingly the manufacture process of the fluid balancer in each example is illustrated with reference to Fig. 3 to Fig. 6.
At first, with reference to Fig. 3 and Fig. 4 the manufacture process of the fluid balancer of the 1st example is illustrated.
At first to make the lower frame 220 and the upper frame 210 of annular respectively.
Afterwards the strengthening part 230 of ring-type is installed to the inside of lower frame 220.
As top be ready to upper frame 210 said and the lower frame 220 of strengthening part 230 be housed after, above-mentioned lower frame 220 and upper frame 210 combined carry out welding.
Thereby promptly under the state on the top that upper frame 210 is combined in the lower frame of making 220, carry out welding upper frame 210 and lower frame 220 are made one.
By the salt solution inlet (not shown) that is possessed on the upper frame 210 salt solution is filled with in the inside of balancer afterwards, then above-mentioned salt solution inlet sealing.
The intensity of the lower frame 220 of the fluid balancer 20 of the 1st example of the present invention that has this structure and make by said method has increased, therefore can keep original circle at high speed dewatering or when penetrating washing and do not deform, reduce unbalanced effect thereby can normally play.
In addition, good and the lower-cost material of the upper frame 210 of the fluid balancer 20 of the 1st example of the present invention and lower frame 220 usefulness processabilities is made, therefore be easy to be welded together between them, moreover, because the strengthening part 230 of the ring-type made from highstrenghtpiston or metal material has been installed in lower frame 220, the too high shortcoming of cost that therefore not only can remedy fluid balancer 20 can also increase its intensity.
That is to say if adopt the 1st example of the present invention, all use high-intensity material to make with upper frame 210 and lower frame 220 so and compare, not only can reduce the cost of manufacture of fluid balancer 20, can also prevent that fluid balancer from deforming.
In addition, apart forming under the situation of dividing plate 240 along the cylinder direction in the inside of lower frame 220 in order to regulate the mobile of salt solution certain intervals, on the outer ends of the radial direction of each dividing plate 240, form the insertion groove of strengthening part, the above-mentioned strengthening part 230 of making separately is installed in the above-mentioned strengthening part insertion groove also is fine.
Next, with reference to Fig. 5 and Fig. 6 the manufacture process of the fluid balancer of the 2nd example is illustrated.
Under the situation of the strengthening part 230 of the ring-type that is ready in advance make,, strengthening part 230 embeds the lower frame 220 that annular is made in injection moulding thereby being put into mould with high-intensity plastics or metal material.
Can form the dividing plate 240 that flows that can regulate salt solution that becomes one with it at a distance of certain intervals ground along the cylinder direction in lower frame 220 inside of described annular here.
In addition, make upper frame 210 separately.
Being ready to upper frame 210 said and having after strengthening part 230 embeds injection molded lower frame 220, lower frame 220 and upper frame 210 are combined carried out welding as top.
Thereby promptly under the state on the top that upper frame 210 is combined in the lower frame of making 220, carry out welding upper frame 210 and lower frame 220 are made one.
By the salt solution inlet (omitting among the figure) that is possessed on the upper frame 210 salt solution is filled with in the inside of balancer afterwards, then the frit seal of above-mentioned salt solution inlet.
The intensity of the lower frame 220 of the fluid balancer 20 of the 2nd example of the present invention that has this structure and make by said method has increased, therefore can keep original circle at high speed dewatering or when penetrating washing and do not deform, reduce unbalanced effect thereby can normally play.
In addition, the upper frame 210 of the fluid balancer 20 of the 2nd example of the present invention and lower frame 220 not only can be with processability good and lower-cost material make, and because the strengthening part 230 of the ring-type made from highstrenghtpiston or metal material has been installed in lower frame 220, the too high shortcoming of cost that therefore not only can remedy fluid balancer 20 can also increase its intensity.
That is to say that the 2nd example of the present invention is identical with the 1st example, all use high-intensity material to make with upper frame 210 and lower frame 220 and compare, not only can reduce the cost of manufacture of fluid balancer 20, can also prevent that fluid balancer from deforming.
Claims (2)
1, a kind of fluid balancer of washing machine being made of the lower frame of annular and the upper frame of the annular of welding on this lower frame, is equipped with salt solution in inside; It is characterized in that,
In the inside of described lower frame the strengthening part that can prevent the ring-type that fluid balancer deforms has been installed, the strengthening part of described ring-type is installed in the inside of lower frame, is positioned at the outer side on the radial direction;
Lower frame inside in described annular has formed dividing plate apart along the cylinder direction certain intervals,
On the outer ends of the radial direction of described each dividing plate, formed the strengthening part insertion groove,
The strengthening part of described ring-type is installed in the strengthening part insertion groove on the described dividing plate and method that the inside by the lower frame of packing into embeds injection moulding install, fixing.
2, the fluid balancer of washing machine according to claim 1 is characterized in that the strengthening part of described ring-type is made with highstrenghtpiston or metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021565724A CN100432324C (en) | 2002-12-17 | 2002-12-17 | Fluid balancer for washing machine and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021565724A CN100432324C (en) | 2002-12-17 | 2002-12-17 | Fluid balancer for washing machine and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1508328A CN1508328A (en) | 2004-06-30 |
| CN100432324C true CN100432324C (en) | 2008-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021565724A Expired - Fee Related CN100432324C (en) | 2002-12-17 | 2002-12-17 | Fluid balancer for washing machine and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100432324C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102747585B (en) * | 2012-06-21 | 2013-12-18 | 苏州凯尔博精密机械有限公司 | Saline water filling machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2419234Y (en) * | 2000-01-20 | 2001-02-14 | 任雪梅 | Balancing ring for washing machine |
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2002
- 2002-12-17 CN CNB021565724A patent/CN100432324C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2419234Y (en) * | 2000-01-20 | 2001-02-14 | 任雪梅 | Balancing ring for washing machine |
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| Publication number | Publication date |
|---|---|
| CN1508328A (en) | 2004-06-30 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20101217 |