KR100263703B1 - Connector assembly in washing machine - Google Patents

Abstract

PURPOSE: A connector assembly is provided to reduce a manufacturing cost and a producing time by improving structure and a material of the connector assembly. CONSTITUTION: Plural bolt inserting ports(112) are formed in a combining portion(110). A thread is not formed in the bolt inserting port(112). One part of the bolt inserting port(112) is opened up to a side end of the combining portion(110). Plural nut inserting grooves(111) are formed in a connector(100) to insert a nut(111a). A bolt(112a) is combined by penetrating through the nut(111a) in the nut inserting groove(111) when the bolt(112a) is inserted through the bolt inserting port(112). A tap is inserted in the combining portion(110). In tightening the bolt(112a), the connector(100) is fixed in the tap.

Description

Connector assembly of the washing machine

The present invention relates to the field of washing machines, and more particularly to a connector assembly for connecting a water supply hose and a faucet mounted on the washing machine.

In general, a washing machine separates the washing time of laundry from the laundry by the complex action such as the friction between the water flow and the laundry, the emulsification of the detergent, and the impact of the washing wing on the laundry. As a device to be performed, washing is usually performed automatically or semi-automatically while performing washing-drainage-medium dehydration, rinsing-drainage-medium dehydration, and final dewatering stroke.

If such a conventional washing machine configuration will be described in detail with reference to the accompanying Figure 1 as follows.

The washing machine has an outer case (1) forming an outer shape, an outer tub (2) installed inside the outer case (1) and supported by a damper (3) and having a function of storing wash water, and the outer The inner tub 4 and the inner tub 4 having a plurality of washing water holes 4a formed on the outer circumferential surface of the tub 2 to be rotated during the dehydration administration to maintain a proper interval with the outer tub 2, and the inner tub 4 Washing wing 7 installed to rotate left and right on the inner bottom surface, the drive motor is installed on the lower side of the outer surface of the outer tub (2) to generate a flow force in the wash water by rotating forward and reverse during washing and rinsing stroke (5) and the lower center portion of the outer surface of the outer tub (2) to receive the driving force of the driving motor (5) by the belt (6) to selectively rotate the inner tub (4) and washing blade (7) The clutch 8 is attached.

In addition, the upper side of the outer case (1) is provided with a water supply valve (9) coupled with a water supply hose (11) is provided with a water supply valve (9) is installed to supply the washing water for washing according to the user's choice In addition, a drain hose 13 provided with a drain valve 12 is connected to a lower portion of the outer tub 2 to drain the wash water used for washing and rinsing to the outside of the main body 1.

Therefore, the user inserts the laundry into the inner tub 4 while the user opens the door 1a installed on the upper part of the main body 1, closes the door 1a, and then washes the laundry provided on the control panel (not shown). When the mode is selected, washing, rinsing, and dehydration are automatically performed within a predetermined time according to the control signal of the controller.

That is, when the washing mode is selected, as the water supply valve 9 installed in the water inlet 10 is opened, the washing water flows in through the water supply hose 11 connected to the faucet and passes through the water inlet 10 immediately. 4) The water is supplied to the inside of the inner tub 4 to fill a certain height.

After the inner tub 4 is filled to a certain height, the water supply valve 9 is closed and further water supply is stopped, and the motor 5 fixed to one side of the outer bottom surface of the outer tub 2 is forward and backward. Continuously repeat drive.

The driving force of the motor 5 is transmitted to the clutch 8 attached to the center of the outer bottom surface of the outer tub 2 through the belt 6, and the clutch 8 receives the driving force of the motor 5. ) Transmits the driving force of the motor 5 to the inner tub 4 and the washing blade 7 in a decelerated state for a predetermined time, so that the inner tub 4 and the washing blade 7 rotate and wash. Will be done.

Meanwhile, FIG. 2 is a view illustrating a connector assembly connecting the water supply hose 11 and the faucet coupled to the washing machine water inlet 10 so as to supply the washing water into the inner tub 4 during the washing process and the rinsing process. More detailed description with reference to the following.

First of all, the connector assembly is coupled to the water supply hose 11 on one side and the faucet on the other side to connect the water supply hose 11 and the faucet, and at the same time, a thread 14 is formed on an inner circumferential surface thereof, and a body on the faucet. It is composed of a connector 20 for fixedly connecting the 14, and an airtight packing 15 press-fitted between the body 14 and the connector 20 to prevent leakage of the wash water.

At this time, the connector 20 is a cylindrical tube as shown in Figures 3a and 3b is a connecting portion formed with a screw thread on the outer peripheral surface to be inserted into the inner peripheral surface of the fastening portion 21 and the body 14 fastened to the faucet ( 22, a plurality of bolt insertion holes 21a are formed at the outer circumferential surface of the fastening portion 21 to penetrate the fastening portion 21, and bolts 21b are formed at each of the bolt insertion holes 21a. A screw thread for fastening with the bolt 21b is formed on the inner circumferential surface of the bolt insertion hole 21a.

The coupling between the components of the connector assembly is as follows.

First, one side of the water supply hose 11 is connected to the water supply port 10 installed in the outer case 1 of the washing machine, and one side of the body 14 is connected to the other side of the water supply hose 11.

On the other hand, the fastening portion 21 of the connector 20 is fastened to the faucet.

At this time, the fastening method of the faucet and the connector 20 is first coupled to the fastening portion 21 of the connector 20 to the outer circumferential surface of the faucet, and then fastened through each bolt insertion hole 21a of the fastening portion 21. As the bolt 21b is tightened, it is understood that the faucet is used to be fixed to the connector 20 by tightening the bolt 21b.

The connector 22 of the connector 20 fixed to the faucet is inserted into and fastened to the other side of the body 14 connected to one side of the water supply hose 11.

At this time, between the body 14 and the connecting portion 22 of the connector 20 is pressurized packing 15 for preventing the external leakage of the wash water flowing into the body 14 through the tap.

However, the connector fixing the faucet and the body of such a connector assembly has the following problems due to the characteristics of the material and processing characteristics.

First, the connector is made of a material such as aluminum alloy or zinc alloy using die-casting casting method, the material cost and its manufacturing cost increased.

Second, in the manufacture of the connector, the manufacturing process is increased and the manufacturing time is increased as the screw thread must be formed on the inner circumferential surface of the bolt insertion hole during machining of the bolt insertion hole for bolting.

Third, if the thread formed on the inner circumferential surface of the bolt insertion hole of the connector is broken, the entire connector should be replaced.

Fourth, in general, the bolt fastened to the connector is used as a series of materials such as STS 304 or STS 430 for the purpose of corrosion protection, so that after a long period of time after being fixed to the faucet, the bolt of the connector and the bolt fastened to the connector As the materials are different from each other, it is difficult to disassemble due to fusion with the bolts.

The present invention has been made to solve the conventional problems as described above, by improving the structure and material of the connector used in the connector assembly to reduce the cost of manufacturing the connector assembly of the connector assembly while reducing the production time The purpose is to solve the problems associated with the long time use of the connector.

According to a form of the present invention for achieving the above object, one side is coupled to the water supply hose and the other side is coupled to the faucet and the body connecting the water supply hose and the faucet; In the configuration consisting of a connector formed integrally with each other the fastening portion to be fastened to the faucet and the connecting portion inserted into the connecting member formed on the outer circumferential surface is formed with a plurality of bolt insertion holes on the outer circumferential surface to secure the body from falling out of the faucet ; When the nut is inserted into one side of the coupling part of the connector to form a nut insertion groove, and the nut is inserted into the nut insertion groove to insert the bolt through the bolt insertion hole, the nut is inserted into the nut insertion groove. Provided is a connector assembly of a washing machine characterized in that it is fastened through.

Figure 1 is a side cross-sectional view showing the configuration of a conventional general washing machine

FIG. 2 is a partially enlarged cross-sectional view showing part “A” of FIG. 1.

Figure 3a is a front view showing the connector of the conventional connector assembly

Figure 3b is a partial side cross-sectional view showing the connector of the conventional connector assembly

4a is a front view of a connector according to the invention

4b is a partial side cross-sectional view of a connector according to the invention

5 is an exploded perspective view of a connector according to the present invention;

Explanation of symbols for main parts of the drawings

11. Water hose 14. Body

15. Airtight packing 100. Connector

110. Fastening part 111. Nut insertion groove

111a. Nut 112. Bolt Insertion Groove

112a. Bolt 120. Connection

Hereinafter, the present invention will be described in more detail with reference to FIGS. 4A to 5B.

Figure 4a is a front view of the connector according to the present invention, Figure 4b is a partial side cross-sectional view of the connector according to the present invention, Figure 5 is an exploded perspective view of the connector according to the present invention of the conventional construction and operation of the present invention Parts overlapping with the description are omitted, and the same reference numerals are used for the same structure.

First, the present invention is formed by passing through a plurality of bolt insertion holes 112 on the outer circumferential surface of the fastening part 110 of the connector 100 constituting the connector assembly.

In this case, a thread is not formed on the inner circumferential surface of each of the bolt insertion holes 112, and one side of each of the bolt insertion holes 112 thus formed is opened to the side end of the fastening part 110. A plurality of nut insertion grooves 111 are formed on the side of the fastening portion 110 of the 100.

At this time, the nut insertion groove 111 is formed to penetrate from the side of the fastening portion 110, that is, the side of the bolt insertion hole 112 so that the nut can be inserted through the central portion of each of the bolt insertion hole (112). do.

The connector 100 thus formed is manufactured by injection molding, and the material is made of POM material which is easy to injection molding.

At this time, the connector 100 may be inserted into the nut is inserted into the nut insertion groove 111 integrally.

Referring to the connection process between the water supply hose and the faucet connected to the water supply port of the washing machine according to the present invention configured as described above are as follows.

The mounting of the water supply hose 11 first connects one side of the water supply hose 11 connected to the water supply port 10 installed in the outer case 1 of the washing machine to one side of the body 14 constituting the connector assembly.

On the other hand, the faucet to fasten the fastening portion 110 of the connector 100 constituting the connector assembly.

The method of fastening the faucet and the connector 100 at this time will be described in more detail as follows.

First, the nut 111a is inserted into each nut insertion groove 111 formed on the side of the fastening part 110 and penetrates the center of the bolt insertion hole 112, and then each bolt insertion hole is formed on the outer circumferential surface of the fastening part 110. The bolt 112a is fastened through the nut 111a inserted into the nut insertion groove 111 through 112.

When the assembly of the connector 100 is completed as described above, the faucet is inserted into the fastening part 110 of the connector 100.

In this state, as the user rotates and tightens the bolt 112a fastened through each bolt insertion hole 112 of the connector 100, the connector 100 is fixed to each part of the outer circumferential surface of the faucet.

On the other hand, the bolt insertion hole 112 is formed through the outer circumferential surface of the fastening portion 110 and at one side thereof is open to the side end of the fastening portion 110, the bolt 112a and the nut (111a) It can be seen that the fastening is made easily.

As such, after the fixing of the connector 100 to the faucet, the connector 120 of the connector 100 is inserted into the body 14 connected to the water supply hose 11.

At this time, an airtight packing 15 is inserted between the body 14 and the connector 120 of the connector 100 to prevent external leakage of the wash water flowing into the body 14 through a faucet. According to the combination of the 14 and the connector 100 is pressed between the body 14 and the connecting portion 120 of the connector 100.

On the other hand, it can be seen that such a connector can be easily manufactured using injection molding by the characteristics of the material and the shape of the material, thereby simplifying the manufacturing process.

After completing the connection between the water supply hose for supplying the wash water in the washing machine and the faucet by the above operation, the user may wash.

On the other hand, it is to be understood that withdrawal of the connector assembly after the washing is completed is performed in the reverse order of the above-described coupling.

As described above, the present invention can simplify the manufacturing process of the connector by improving the structure of the connector constituting the connector assembly connecting the water supply hose and the faucet so that the manufacturing time can be shortened and the cost of manufacturing can be reduced. As the bolts and nuts used in the connector are made of the same material, corrosion due to potential difference and cracks occurring in the connector are prevented, and faucet can be easily coupled between the connector and the faucet. The connector assembly could be easily removed even when the connector assembly was removed.If the screw thread of the bolt or nut of the connector is screwed, only the screw and nut of each screw need to be replaced, so the connector does not need to be replaced as a whole. there was.

Claims (5)

One side is coupled to the water supply hose and the other side is coupled to the faucet body for connecting the water supply hose and the faucet; In the configuration consisting of a connector formed integrally with each other the fastening portion to be fastened to the faucet and the connecting portion inserted into the connecting member formed at the same time the plurality of bolt insertion holes are formed on the outer circumferential surface to secure the body from falling out of the faucet ; When the nut is inserted into one side of the coupling part of the connector to form a nut insertion groove, and the nut is inserted into the nut insertion groove to insert the bolt through the bolt insertion hole, the nut is inserted into the nut insertion groove. Connector assembly of the washing machine characterized in that it is fastened through. The method of claim 1, The bolt insertion hole is formed through the outer peripheral surface of the fastening portion of the connector and at the same time one side of the connector assembly of the washing machine, characterized in that open to the side end of the fastening portion. The method of claim 1, And a plurality of nut inserting grooves formed to penetrate through the central portions of the bolt insertion openings of the connector. The method of claim 1, The connector is a connector assembly of a washing machine, characterized in that the POM material is easy injection molding. The method of claim 1, A connector assembly for a washing machine, characterized by inserting a nut into a nut insertion groove.