CN218598926U - Quick-opening valve core and water outlet device - Google Patents

Abstract

The utility model provides a quick-open valve core, including the switching part, the switching part configuration is to realize the switching function of case, still includes: metal screw caps and plastic housings; wherein the metal nut is fixedly sleeved on the upper part of the plastic shell; the switching component is arranged in the plastic shell, and a side opening suitable for being communicated with a water outlet of the switching component is arranged on the side surface of the plastic shell. The utility model also provides a water outlet device, through this scheme, improved the life of quick-open case, reduced manufacturing cost.

Description

Quick-opening valve core and water outlet device

Technical Field

The utility model relates to a case technical field particularly, relates to a quick-open case, water outlet device.

Background

The valve core is the core for controlling the water outlet of the water outlet device, the shell of the existing quick-opening valve core generally comprises a nut and a shell, and the copper cap and the shell generally adopt full copper and are fixed on the shell so as to improve the strength of the valve core; there are also valve cores with all-plastic shells, and only the valve rod part is made of metal. However, the all-copper shell has higher cost and higher requirement on water quality, and cannot adapt to different water qualities; for the all-plastic shell, the strength is poor, the thread locking force of the plastic shell is insufficient, and the problems of tooth slipping and tooth retreating can occur during installation, so that the product reject ratio is high; on the other hand, the existing valve core only has threads with a single specification, so that the valve core is generally only suitable for a connecting seat in a water outlet device with the same specification, and the adaptability of the valve core is poor.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a quick-open valve core to solve the current quick-open valve core and use the too high cost that the full copper shell leads to and can't adapt to different quality of water and the not enough problem of intensity when using full plastic casing.

The utility model adopts the following scheme: the application provides a quick-opening valve core, including switching part, switching part configures to can realize the switching function of case, still includes: metal screw caps and plastic housings; the metal screw cap is sleeved on the upper part of the plastic shell in a detachable mode and can be replaced on the plastic shell to match different water outlet devices; the switching component is arranged in the plastic shell, and a side opening suitable for being communicated with a water outlet of the switching component is arranged on the side surface of the plastic shell.

Furthermore, the outer surface of the plastic shell is provided with a clamping groove, and the inner surface of the metal nut is provided with a clamping position matched with the clamping groove.

Further, the switching part comprises a valve rod, a movable plate, a static plate and a silica gel sealing gasket, wherein the silica gel sealing gasket is arranged at the opening at the bottom of the plastic shell, and the static plate is arranged above the silica gel sealing gasket and is provided with a water inlet corresponding to the side opening; the movable plate is rotatably connected above the fixed plate and is provided with a water outlet matched with the water inlet; the valve rod is connected to the movable plate to control the movable plate to rotate.

Furthermore, a clamp spring used for limiting the upward movement of the metal nut is arranged on the valve rod.

Furthermore, the side openings are oppositely arranged, and the water inlets and the water outlets are correspondingly arranged.

Further, a wear-resistant gasket is arranged between the valve rod and the plastic shell.

Furthermore, two grooves are oppositely arranged on the movable plate, and the bottom of the valve rod is suitable for being inserted into an inserted rod in the grooves, so that the valve rod is fixedly connected with the movable plate.

Further, the metal screw cap is a copper cap.

Furthermore, a sealing ring is arranged between the metal nut and the plastic shell.

The utility model also provides a water outlet device, including above-mentioned arbitrary one the quick-open case.

Has the beneficial effects that:

the utility model has the advantages that the metal nut is matched with the plastic shell, the plastic shell is used for leading water, and the metal nut is used for being fixedly arranged outside, so that the manufacturing cost of the quick-opening valve core shell is reduced; meanwhile, when the metal nut is arranged on the water outlet device, the locking force is strong, the phenomena of thread slipping, thread retreating and the like are effectively prevented, and furthermore, only the plastic shell is used for water passing, so that the water outlet device can adapt to different water qualities. Through setting up replaceable metal nut, when in order to adapt to different water installations, can realize through the metal nut of replacement different screw threads, improved the suitability of case. Through the optimization of this structure, make the life of quick-open valve core longer, manufacturing cost reduces, improves the suitability.

Drawings

Fig. 1 is a schematic structural view of a quick-opening valve element according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure view of a quick-opening valve element according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a quick-opening valve element according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a plastic housing of a quick-opening valve element according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a metal nut of a quick-opening valve element according to an embodiment of the present invention;

an icon: the rotary limiting device comprises a plastic shell 1, a clamping groove 11, a step surface 12, a side opening 13, a rotary limiting clamping strip 14, a valve rod 2, an inserted rod 21, a moving plate 3, a water outlet 31, a groove 32, a static plate 4, a water inlet 41, a silica gel sealing gasket 5, a POM gasket 6, a wear-resistant gasket 7, a clamp spring 8, a metal nut 9, a clamping position 91 and external threads 92.

Detailed Description

Examples

The embodiment provides a water outlet device which comprises a quick-opening valve core.

With reference to fig. 1 to 3, the quick-opening valve element includes a switching component configured to realize an opening and closing function of the valve element, and further includes: a metal nut 9 and a plastic housing 1; wherein, the metal screw cap 9 is detachably sleeved on the upper part of the plastic shell 1 and is replaceable on the plastic shell 1 to match with different water outlet devices; the switching component is arranged in the plastic shell 1, and a side opening 13 suitable for being communicated with a water outlet 31 of the switching component is arranged on the side surface of the plastic shell 1.

With continued reference to fig. 2 to 4, in the present embodiment, the plastic housing 1 is used for mounting a switching component, and is configured as a hollow revolving body, and a plurality of slots for mounting sealing rings are provided on the exterior of the plastic housing. The plastic shell 1 can be made of POM material which is resistant to hydrolysis and does not absorb water, so that the phenomena of expansion, softening, cracking and the like caused by water absorption can be avoided, and the plastic shell can be used for a long time. The outer surface of the upper part of the plastic shell 1 is provided with at least one clamping groove 11 for matching with the metal screw cap 9, and preferably, three or four clamping grooves 11 can be arranged around the circumference; a step surface 12 is arranged below the clamping groove 11 and used for limiting the downward displacement of the metal nut 9. At least one side opening 13 is provided at the lower part of the plastic housing 1, the side opening 13 is used for water outlet, preferably, two side openings 13 can be provided oppositely to improve the water outlet efficiency. Further, a rotation limiting clamping strip 14 can be arranged on the inner surface of the plastic shell 1, and the rotation limiting clamping strip 14 is used for being matched with the valve rod 2 to limit the rotation angle of the valve rod 2.

Referring to fig. 2 and 3, the switching component includes a valve rod 2, a moving plate 3, a static plate 4 and a silica gel sealing gasket 5, wherein the silica gel sealing gasket 5 is disposed at the bottom opening of the plastic housing 1, and the static plate 4 is disposed above the silica gel sealing gasket 5 and is provided with a water inlet 41 corresponding to the side opening 13; the moving plate 3 is rotatably connected above the static plate 4 and is provided with a water outlet 31 matched with the water inlet 41; the valve rod 2 is connected to the moving plate 3 to control the moving plate 3 to rotate. Here the switching part sets up the inside of plastic housing 1, the sealed pad of silica gel 5 is fixed through its elastic action extrusion in the bottom opening of plastic housing 1, and be provided with the opening that is used for intaking on the sealed pad 5 of silica gel, be located in the opening the sealed middle part of pad 5 of silica gel still is provided with POM packing ring 6, in order to fix the sealed pad 5 of silica gel. The bottom of the silicone gasket 5 is exposed out of the plastic shell 1, so that the quick-opening valve core can play a role in sealing the bottom when being installed.

With reference to fig. 2 and 3, the stationary plate 4 and the moving plate 3 may be made of ceramic, the stationary plate 4 is provided with a water inlet 41, the moving plate 3 is provided with a water outlet 31, and the water inlet 41 is fixedly matched with the side opening 13 of the plastic housing 1, further, the two water inlets 41 and the two water outlets 31 may be provided oppositely to improve the water outlet efficiency. The moving plate 3 is rotatably attached to the fixed plate 4, when the solid part of the moving plate 3 blocks the water inlet 41, the quick-opening valve core is closed, when the water outlet 31 of the moving plate 3 is communicated with the water inlet 41, the quick-opening valve core is opened, water flows enter from the water inlet 41 and flow out from the side opening 13 through the water outlet 31, and the side opening 13 is communicated with a water outlet pipeline of the water outlet device.

With reference to fig. 2 and 3, two grooves 32 are oppositely formed in the solid portion of the moving plate 3, and two insertion rods 21 are disposed at the bottom of the valve rod 2 and are adapted to be inserted into the grooves 32, so that the valve rod 2 and the moving plate 3 are fixedly connected, when the valve rod is installed, the moving plate 3 is put in, and then the valve rod 2 is directly inserted from above, so that the insertion rods 21 are inserted into the grooves 32; here, the insert rod 21 is further adapted to cooperate with the rotation limiting strip 14 to limit the rotation range of the insert rod 21, and thus the rotation angle of the valve rod 2, for example, the rotation angle of the valve rod 2 may be set to 90 ° or 180 °, but not limited thereto. A sealing ring is also arranged between the valve rod 2 and the plastic shell 1, wherein the sealing ring is an O-shaped sealing ring; the top of sealing washer is provided with the trench and is used for installing jump ring 8, jump ring 8 is used for install metal nut 9 is installed insert behind the plastic housing 1 on the trench to form the restriction to the displacement of metal nut 9 upwards direction, prevent that metal nut 9 from deviating from plastic housing 1. In addition, a wear-resistant gasket 7 is disposed between the plastic housing 1 and the valve rod 2 to prevent the interior of the plastic housing 1 from being worn by the valve rod 2.

Referring to fig. 3 and 5, the metal nut 9 of this embodiment may be made of a metal copper material, or an aluminum alloy, a stainless steel material, or the like, but is not limited thereto; the plastic shell is designed to be in a shape of a solid of revolution and is detachably sleeved on the upper part of the plastic shell 1. Specifically, three or four locking positions 91 are provided inside the metal nut 9, and the locking positions 91 are matched with the locking grooves 11 on the plastic housing 1, and when the metal nut 9 is installed, the locking positions 91 are inserted into the locking grooves 11 from above to limit the metal nut 9 from rotating on the plastic housing 1. The ascending spacing of metal nut 9 from top to bottom is in through step face 12 and setting on the plastic housing 1 jump ring 8 on the valve rod 2 realizes, and because jump ring 8 dismantles conveniently, consequently when changing metal nut 9, directly pulls down jump ring 8, will again metal nut 9 from the top extract can. Can set up the metal nut 9 of a plurality of different screw specifications here in order to adapt to different water installations, of course, the mounting height of nut here is fixed, need with plastics casing 1 matches, through this setting for this quick-open case can adapt to more water installations fast, thereby improves the utilization ratio of quick-open case. For example, the outer surface of one of the metal nuts 9 is provided with an external thread 92 for mounting on the water outlet device, and a groove is further provided below the external thread 92 for mounting a sealing ring, and the external thread 92 can be provided with a plurality of specifications as required.

It should be noted that sealing rings are also provided between the various components in the quick-opening valve core, and since the arrangement of the sealing rings is conventional in the art, it is not described here in detail.

Through the utility model discloses the scheme has produced following advantage:

1. the structure is optimized, the service life is longer, and the manufacturing cost is reduced.

2. By using the cooperation of copper and plastic, the copper thread can make up the insufficient locking force of the plastic thread, and the phenomena of thread slipping, thread retreating and the like are prevented.

3. The plastic shell 1 is made of imported POM materials which are resistant to hydrolysis and do not absorb water, so that the phenomena of expansion, softening, cracking and the like caused by water absorption can be avoided, and the plastic shell can be used for a long time.

4. The casing is the plastics material, can deal with different quality of water, plays the effect of scale prevention, makes the performance of case more stable durable.

It should be understood that: above only the utility model discloses a preferred embodiment, the utility model discloses a scope not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope.

The above description of the drawings used in the embodiments is only to illustrate some embodiments of the invention and should not be taken as limiting the scope, from which other relevant drawings can be derived by a person skilled in the art without inventive effort.

Claims (10)

1. A quick-opening valve core comprises a switching component, wherein the switching component is configured to realize the opening and closing functions of the valve core, and the quick-opening valve core is characterized by further comprising: metal screw caps and plastic housings; the metal screw cap is sleeved on the upper part of the plastic shell in a detachable mode and can be replaced on the plastic shell to match different water outlet devices; the switching component is arranged in the plastic shell, and a side opening suitable for being communicated with the water outlet of the switching component is arranged on the side surface of the plastic shell.

2. The quick-opening valve core according to claim 1, wherein the outer surface of the plastic shell is provided with a clamping groove, and the inner surface of the metal nut is provided with a clamping position matched with the clamping groove.

3. The quick-opening valve core according to claim 1, wherein the switching component comprises a valve rod, a moving plate, a static plate and a silica gel sealing gasket, wherein the silica gel sealing gasket is arranged at the bottom opening of the plastic shell; the stator is arranged above the silica gel sealing gasket and is provided with a water inlet corresponding to the side opening; the moving plate is rotatably connected above the static plate and is provided with a water outlet matched with the water inlet; the valve rod is connected to the movable plate to control the movable plate to rotate.

4. The quick-opening valve core according to claim 3, wherein a clamp spring used for limiting the upward movement of the metal nut is arranged on the valve rod.

5. The quick-opening valve core according to claim 3, wherein the side openings are oppositely arranged, and the water inlet and the water outlet are correspondingly arranged in two.

6. The quick opening valve cartridge of claim 3, wherein a wear washer is disposed between the valve stem and the plastic housing.

7. The quick-opening valve core according to claim 3, characterized in that the moving plate is provided with two opposite grooves, and the bottom of the valve rod is suitable for being inserted into an inserting rod in the grooves.

8. The quick-opening valve cartridge according to claim 1, wherein a sealing ring is disposed between the metal nut and the plastic housing.

9. The quick-opening valve cartridge of claim 1, wherein the metal nut is a copper cap.

10. A water outlet device, characterized in that it comprises a quick-opening valve cartridge according to any one of claims 1 to 9.

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