CN204570291U - For the pipe joint of washing machine - Google Patents
For the pipe joint of washing machine Download PDFInfo
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- CN204570291U CN204570291U CN201520162713.8U CN201520162713U CN204570291U CN 204570291 U CN204570291 U CN 204570291U CN 201520162713 U CN201520162713 U CN 201520162713U CN 204570291 U CN204570291 U CN 204570291U
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Abstract
The utility model discloses a kind of pipe joint for washing machine, this pipe joint comprises: the body of hollow, body has insertion end and link, and body comprises guide section, coordinates section and anticreep section, and the external diameter of guide section increases gradually on the direction from insertion end to link; Coordinate section to comprise multiple son and coordinate section, every height coordinates the external diameter of section to increase gradually on the direction from insertion end to link; The external diameter of anticreep section remains unchanged in the axial direction, the minimum of a value of the external diameter of guide section is d1, the maximum of the external diameter of guide section is d2, the external diameter of anticreep section is d3, every height coordinates the maximum of the external diameter of section to be d4, wherein d3 > d2 > d1, d3 >=d4 > d2, d1 is suitable for the internal diameter being less than rubber tube, and d2 is suitable for the internal diameter being greater than rubber tube.According to the pipe joint for washing machine of the present utility model, installing when coordinating with rubber tube easily, being connected firmly, and ensure that, between pipe joint and rubber tube, there is higher sealing.
Description
Technical field
The utility model relates to field of household appliances, particularly a kind of pipe joint for washing machine.
Background technology
Washtub pipeline connector of the prior art generally has two kinds of structures: one is " conehead " type; Another kind is T-shape.The joint of above-mentioned two kinds of versions has the following two kinds with the assembling mode of pipe component in reality is produced: one is that " splicing " assembles, and smears binding agent, such as 102 glue etc. at the binding site of connector.Increase gluing station when producing assembling and can affect production efficiency, simultaneously be coated with colloid and also can produce certain impact to the health of direct labor and production cost.Another kind is " clip " assembling, after connector is assembled together, utilizes installation clip to be installed on its binding site.Increase installing card bander position when producing assembling and can affect production efficiency, also can increase material cost and cost of labor simultaneously.
Utility model content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the utility model proposes a kind of pipe joint for washing machine, this pipe joint being installed when coordinating with rubber tube easily, being connected firmly, and ensure that to have higher sealing between pipe joint and rubber tube, and reduces washing machine cost at least to a certain extent.
According to the pipe joint for washing machine of the present utility model, described pipe joint is inserted in the rubber tube in described washing machine, described pipe joint comprises: the body of hollow, described body has insertion end and link, on from described insertion end to the direction of described link, described body comprises guide section, coordinates section and anticreep section, and the external diameter of described guide section is increasing to the direction of described link gradually from described insertion end; The son that described cooperation section comprises multiple axial distribution along described body coordinates section, and each described son coordinates the external diameter of section increasing gradually to the direction of described link from described insertion end; The external diameter of described anticreep section remains unchanged in the axial direction, the minimum of a value of the external diameter of described guide section is d1, the maximum of the external diameter of described guide section is d2, the external diameter of described anticreep section is d3, each described son coordinates the maximum of the external diameter of section to be d4, wherein d3 > d2 > d1, d3 >=d4 > d2, described d1 is suitable for the internal diameter being less than described rubber tube, and described d2 is suitable for the internal diameter being greater than described rubber tube.
According to the pipe joint for washing machine of the present utility model, by arranging guide section, coordinating section and anticreep section, pipe joint and rubber tube are connected firmly, there is between pipe joint and rubber tube higher sealing, process is clamped without the need to gluing or clip, and then reduce washing machine cost at least to a certain extent, make washing machine have production cost advantage; And pipe joint assembly technology is simple, easy to operate, productivity ratio is high.
In addition, pipe joint can have on the parts of interface with pipe component as in standardized designs feature application to washing machine.
In addition, following additional technical characteristic can also be had according to the pipe joint for washing machine of the present utility model:
According to an embodiment of the present utility model, described multiple son coordinates the maximum of the external diameter of section increasing gradually to the direction of described link from described insertion end, and the maximum d4 of the external diameter of son the coordinate section adjacent with described anticreep section of described cooperation section equals the outside diameter d 3 of described anticreep section.
According to an embodiment of the present utility model, each described son coordinates the minimum of a value of the external diameter of section to be suitable for the internal diameter being less than described rubber tube.
According to an embodiment of the present utility model, each described son coordinates the minimum of a value of the external diameter of section to equal the minimum of a value of the external diameter of described guide section.
According to an embodiment of the present utility model, described son coordinates the number of section to be two or three.
According to an embodiment of the present utility model, described body also comprises closing in section, described closing in section is positioned at the side towards described link of described anticreep section, the external diameter of described closing in section remains unchanged in the axial direction, and the external diameter of described closing in section is less than the external diameter of described anticreep section and is suitable for being greater than the internal diameter of described rubber tube.
According to an embodiment of the present utility model, the external diameter of described closing in section equals the maximum d2 of the external diameter of described guide section.
According to an embodiment of the present utility model, the axial length of described closing in section is greater than the axial length of described anticreep section.
According to an embodiment of the present utility model, the described pipe joint for washing machine also comprises spacing preiection, the periphery wall that described spacing preiection is located at described body is positioned at the side towards described link of described anticreep section, and the external diameter of described spacing preiection is suitable for the external diameter being greater than described rubber tube.
According to an embodiment of the present utility model, the axial length of described guide section is A, and the axial length of described cooperation section is B, and the axial length of described anticreep section is C, wherein B > A > C.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the pipe joint according to the utility model embodiment;
Fig. 2 is the schematic diagram of the rubber tube according to the utility model embodiment;
Fig. 3 is the schematic diagram coordinated with rubber tube according to the pipe joint of the utility model embodiment.
Reference numeral: pipe joint 100, rubber tube 200, insertion end 1, link 2, spacing preiection 3, guide section 11, coordinates section 12, anticreep section 13, closing in section 14, and son coordinates section 121.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
Below in conjunction with Fig. 1 to Fig. 3, the pipe joint 100 for washing machine according to the utility model embodiment is described in detail.Pipe joint 100 is inserted in the rubber tube 200 in washing machine, wherein pipe joint 100 can have on the parts of interface with pipe component as standard component design ap-plication in washing machine, as the delivery port of water intaking valve, the water inlet etc. of water inflowing box, that is, pipe joint 100 can be applied in the delivery port of water intaking valve or the water inlet of water inflowing box.
According to the pipe joint 100 for washing machine of the utility model embodiment, pipe joint 100 can comprise the body of hollow, and water can flow through from the body of hollow.
Wherein, as shown in Figure 1, body has insertion end 1 and link 2, and insertion end 1 can be inserted in rubber tube 200.Link 2 is suitable for having the parts of interface to be connected with washing machine with pipe component.
On from insertion end 1 to the direction of link 2, body comprises guide section 11, coordinates section 12 and anticreep section 13, guide section 11, cooperation section 12 and anticreep section 13 are all inserted in rubber tube 200, when assembling, guide section 11 plays guide effect, and the external diameter of guide section 11 is increasing to the direction of link 2 gradually from insertion end 1.
The minimum of a value of the external diameter of guide section 11 is d1, and the maximum of the external diameter of guide section 11 is the internal diameter that d2, d1 are suitable for being less than rubber tube 200, and such guide section 11 can be inserted in rubber tube 200 more easily, plays the effect of guiding.
As shown in Figure 1, the son coordinating section 12 to comprise multiple axial distribution along body coordinates section 121, and every height coordinates the external diameter of section 121 increasing gradually to the direction of link 2 from insertion end 1.Alternatively, son coordinates the number of section 121 can be two or three.In example of the present utility model, as shown in Figure 1, son coordinates the number of section 121 to be 3, it is appreciated of course that son coordinates the number of section 121 to be not limited thereto, son coordinates the number of section 121 can select according to actual conditions.
As shown in Figure 1, the external diameter of anticreep section 13 remains unchanged in the axial direction, the external diameter of anticreep section 13 is d3, every height coordinates the maximum of the external diameter of section 121 to be d4, wherein d3 > d2 > d1, d3 >=d4 > d2, d2 are suitable for the internal diameter being greater than rubber tube 200.
Thus, minimum of a value d1 due to the external diameter of guide section 11 is suitable for the internal diameter being less than rubber tube 200, the maximum d2 of the external diameter of guide section 11 is suitable for the internal diameter being greater than rubber tube 200, when assembling rubber tube 200, along with the insertion depth of rubber tube 200 strengthens, guide section 11 is transitioned into slightly interference fit by matched in clearance gradually with the mated condition of rubber tube 200.
The maximum coordinating the external diameter of section 121 due to every height is the maximum d2 that d4 is greater than the external diameter of guide section 11, therefore known every height coordinate section 121 at least partially and be interference fit between rubber tube 200, and the deflection of part that rubber tube 200 coordinates with every height section of cooperation 121 is greater than the deflection of rubber tube 200 and guide section 11 mating part, that is, the extruding force that every height coordinates section 121 to be subject to is greater than the extruding force that guide section 11 is subject to.Therefore rubber tube 200 is made to be not easy to depart from.
In addition, because anticreep section 13 forms the most stable, maximum interference cooperation contact surface, ensure that, between body and rubber tube 200, there is enough contact friction forces, further avoid the bonding strength between body and rubber tube 200.
According to the pipe joint 100 for washing machine of the utility model embodiment, by arranging guide section 11, coordinating section 12 and anticreep section 13, pipe joint 100 and rubber tube 200 are connected firmly, between pipe joint 100 and rubber tube 200, there is higher sealing, process is clamped without the need to gluing or clip, and then reduce washing machine cost at least to a certain extent, make washing machine have production cost advantage; And pipe joint 100 assembly technology is simple, easy to operate, productivity ratio is high.
In addition, pipe joint 100 can have on the parts of interface with pipe component as in standardized designs feature application to washing machine.
In embodiments more of the present utility model, as shown in figures 1 and 3, multiple son coordinates the maximum of the external diameter of section 121 increasing gradually to the direction of link 2 from insertion end 1.That is, two adjacent sons coordinate between section 121, and the son of contiguous insertion end 1 coordinates the maximum of the external diameter of section 121 to be less than the maximum of the external diameter of the son cooperation section 121 of contiguous link 2.Thus, the tightness degree between cooperation section 12 and rubber tube 200, increasing gradually to the direction of link 2 from insertion end 1, further increases the sealing between pipe joint 100 and rubber tube 200.
As shown in Figure 1, the maximum d4 of the external diameter of son the coordinate section 121 adjacent with anticreep section 13 of section 12 is coordinated to equal the outside diameter d 3 of anticreep section 13.Thus, make to coordinate section 12 and anticreep section 13 transition relative smooth, reduce the difficulty of processing of pipe joint 100.
In embodiments more of the present utility model, every height coordinates the minimum of a value of the external diameter of section 121 to be suitable for the internal diameter being less than rubber tube 200.Preferably, every height coordinates the minimum of a value of the external diameter of section 121 to equal the minimum of a value of the external diameter of guide section 11.
Thus, the a part of interference fit with every height section of cooperation 121 understood by rubber tube 200, every height coordinates an other part for section 121 can form gap with rubber tube 200, such rubber tube 200 can produce contraction after a son cooperation section 121 on passing through, and when current are by body, under the effect of hydraulic pressure and on from insertion end 1 to the direction of link 2, current flow in multiple gap successively, to form water shutoff muscle, thus this water shutoff muscle can improve the sealing between body and rubber tube 200.
In embodiments more of the present utility model, as shown in Figure 1, body can also comprise closing in section 14, closing in section 14 is positioned at the side towards link 2 of anticreep section 13, the external diameter of closing in section 14 remains unchanged in the axial direction, and the external diameter of closing in section 14 is less than the external diameter of anticreep section 13 and is suitable for being greater than the internal diameter of rubber tube 200.A part for closing in section thus 14 and rubber tube 200 interference fit, make rubber tube 200 more be fixedly mounted on pipe joint 100; And can shrink in this closing in section 14 after rubber tube 200 and anticreep section 13 interference fit, and an other part for closing in section 14 and the spaced apart formation gap of rubber tube 200, current enter this gap to form last one water shutoff muscle, further increase the sealing between body and rubber tube 200.
Alternatively, the external diameter of closing in section 14 equals the maximum d2 of the external diameter of guide section 11.
Size due to the axial length of closing in section 14 decides rubber tube 200 when doing pull-off test, and great pulling force can be used to last long can be pulled.Therefore the axial length of closing in section 14 should specifically be limited according to actual conditions, to ensure that rubber tube 200 not easily comes off from pipe joint 100.In examples more of the present utility model, the axial length of closing in section 14 is greater than the axial length of anticreep section 13.Thus, further increase the frictional force between rubber tube 200 and body, rubber tube 200 is fixedly mounted on body more.
According to embodiments more of the present utility model, pipe joint 100 for washing machine can also comprise spacing preiection 3, the periphery wall that spacing preiection 3 is located at body is positioned at the side towards link 2 of anticreep section 13, and the external diameter of spacing preiection 3 is suitable for the external diameter being greater than rubber tube 200.Thus, the length being enclosed within pipe joint 100 outside rubber tube 200 is defined.
In embodiments more of the present utility model, the axial length of guide section 11 is A, and the axial length coordinating section 12 is B, and the axial length of anticreep section 13 is C, wherein B > A > C.
The pipe joint 100 according to the utility model specific embodiment is described in detail below with reference to Fig. 1 and Fig. 3.
As shown in Figure 1, comprise insertion end 1 and link 2 according to the pipe joint 100 of the utility model embodiment, on from insertion end 1 to the direction of link 2, wherein insertion end 1 comprises guide section 11, coordinates section 12, anticreep section 13, closing in section 14 and spacing preiection 3.
Guide section 11 is two ends diameters be d1, d2 and length is the frustum of A, and wherein d1 is less than rubber tube 200 internal diameter D1, and d2 is slightly larger than the internal diameter D1 of rubber tube 200.Its objective is in assembling process, along with the insertion depth of rubber tube 200 strengthens, the mated condition of body and rubber tube 200 is transitioned into interference fit by matched in clearance gradually.
Coordinate section 12 to coordinate section 121 to form by multistage, length is B, and on from insertion end 1 to the direction of link 2, every height coordinates the maximum gauge of section 121 to increase gradually, and all sons coordinate the minimum diameter of section 121 to be less than the internal diameter D1 of the rubber tube 200 coordinated with it.Two adjacent sons coordinate between section 121 and can form gap thus, rubber tube 200 to be assemblied on pipe joint 100 and current by pipe joint 100 time, the gap location of section 121 can be coordinated to form water shutoff muscle at every height, increase the sealing between pipe joint 100 and rubber tube 200.
Anticreep section 13 is that external diameter is d3 and length is the column structure of C, the function of this part be formed as stablizing in anticreep section 13 after rubber tube 200 assembles, maximum interference coordinates contact surface, ensure, between two counterparts, there is enough contact friction forces, play the effect of anticreep; In addition, between anticreep section 13 and closing in section 14, last water shutoff muscle can be formed with rubber tube 200, improve the sealing property of rubber tube 200 and pipe joint 100.
Closing in section 14 is diameters is d6, length is the cylindrical structural of D, and closing in section 14 can produce certain gap when coordinating with rubber tube 200, shrinks, improve the stability that rubber tube 200 is installed at rubber tube 200 by producing at this gap location after anticreep section 13.
The diameter of spacing preiection 3 is the cylindrical structural of d5.
Wherein, d3 > d2=d6 > D1, d5 >=D2 (D2 is the external diameter of rubber tube 200), B > A > C.
Pipe joint 100 tool according to the utility model embodiment has the following advantages:
1, assemble firm, clamp process without the need to gluing or clip;
2, due in order to avoid gluing or clip clamp, cost can be reduced, there is production cost advantage;
3, assembly technology is simple, and easy to operate, productivity ratio is high;
4, can have on the parts of interface with pipe component as in standardized designs feature application to washing machine.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (10)
1. the pipe joint for washing machine, described pipe joint is inserted in the rubber tube in described washing machine, it is characterized in that, described pipe joint comprises: the body of hollow, described body has insertion end and link, on from described insertion end to the direction of described link, described body comprises guide section, coordinates section and anticreep section, and the external diameter of described guide section is increasing to the direction of described link gradually from described insertion end;
The son that described cooperation section comprises multiple axial distribution along described body coordinates section, and each described son coordinates the external diameter of section increasing gradually to the direction of described link from described insertion end;
The external diameter of described anticreep section remains unchanged in the axial direction, the minimum of a value of the external diameter of described guide section is d1, the maximum of the external diameter of described guide section is d2, the external diameter of described anticreep section is d3, each described son coordinates the maximum of the external diameter of section to be d4, wherein d3 > d2 > d1, d3 >=d4 > d2, described d1 is suitable for the internal diameter being less than described rubber tube, and described d2 is suitable for the internal diameter being greater than described rubber tube.
2. the pipe joint for washing machine according to claim 1, it is characterized in that, described multiple son coordinates the maximum of the external diameter of section increasing gradually to the direction of described link from described insertion end, and the maximum d4 of the external diameter of son the coordinate section adjacent with described anticreep section of described cooperation section equals the outside diameter d 3 of described anticreep section.
3. the pipe joint for washing machine according to claim 1, is characterized in that, each described son coordinates the minimum of a value of the external diameter of section to be suitable for the internal diameter being less than described rubber tube.
4. the pipe joint for washing machine according to claim 3, is characterized in that, each described son coordinates the minimum of a value of the external diameter of section to equal the minimum of a value of the external diameter of described guide section.
5. the pipe joint for washing machine according to claim 1, is characterized in that, described son coordinates the number of section to be two or three.
6. the pipe joint for washing machine according to claim 1, it is characterized in that, described body also comprises closing in section, described closing in section is positioned at the side towards described link of described anticreep section, the external diameter of described closing in section remains unchanged in the axial direction, and the external diameter of described closing in section is less than the external diameter of described anticreep section and is suitable for being greater than the internal diameter of described rubber tube.
7. the pipe joint for washing machine according to claim 6, is characterized in that, the external diameter of described closing in section equals the maximum d2 of the external diameter of described guide section.
8. the pipe joint for washing machine according to claim 6, is characterized in that, the axial length of described closing in section is greater than the axial length of described anticreep section.
9. the pipe joint for washing machine according to claim 1, it is characterized in that, also comprise spacing preiection, the periphery wall that described spacing preiection is located at described body is positioned at the side towards described link of described anticreep section, and the external diameter of described spacing preiection is suitable for the external diameter being greater than described rubber tube.
10. the pipe joint for washing machine according to any one of claim 1-9, it is characterized in that, the axial length of described guide section is A, and the axial length of described cooperation section is B, the axial length of described anticreep section is C, wherein B > A > C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162713.8U CN204570291U (en) | 2015-03-20 | 2015-03-20 | For the pipe joint of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162713.8U CN204570291U (en) | 2015-03-20 | 2015-03-20 | For the pipe joint of washing machine |
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| Publication Number | Publication Date |
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| CN204570291U true CN204570291U (en) | 2015-08-19 |
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| CN201520162713.8U Active CN204570291U (en) | 2015-03-20 | 2015-03-20 | For the pipe joint of washing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106032634A (en) * | 2015-03-20 | 2016-10-19 | 合肥美的洗衣机有限公司 | Pipe joint for washing machine |
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2015
- 2015-03-20 CN CN201520162713.8U patent/CN204570291U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106032634A (en) * | 2015-03-20 | 2016-10-19 | 合肥美的洗衣机有限公司 | Pipe joint for washing machine |
| CN106032634B (en) * | 2015-03-20 | 2019-05-24 | 合肥美的洗衣机有限公司 | Pipe fitting for washing machine |
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