CN205938136U - Water valve hand wheel convenient to production - Google Patents
Water valve hand wheel convenient to production Download PDFInfo
- Publication number
- CN205938136U CN205938136U CN201620986336.4U CN201620986336U CN205938136U CN 205938136 U CN205938136 U CN 205938136U CN 201620986336 U CN201620986336 U CN 201620986336U CN 205938136 U CN205938136 U CN 205938136U
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- hole
- injection
- mentioned
- water valve
- balancing weight
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to a water valve hand wheel convenient to production, wherein the water valve hand wheel includes casing and balancing weight, the integrative injection moulding earth shifter of casing locates the balancing weight surface. A through -hole has been seted up at above -mentioned balancing weight middle part, is equipped with a platform of moulding plastics along the circumference extension in the through -hole. Above -mentioned casing is located the aforesaid moulds plastics the position of platform and is equipped with the breach of moulding plastics, and the breach of moulding plastics is used for moulding plastics the in -process and places the balancing weight in injection mold. The utility model discloses a setting of an injection moulding's of water valve hand wheel casing, the simple and convenient production processes of water valve hand wheel compares the water valve hand wheel of moulding plastics in present secondary, has reduced once mould plastics process and equipment process, can save 10%~20% manufacturing cost, improves market competitiveness of the product.
Description
Technical field
This utility model is related to a kind of water valve and forms accessory and in particular to a kind of water valve handle being easy to produce.
Background technology
Handwheel is the necessary building block of water valve, and the handwheel of current most water valves is to be made and at it using plastic material
Electroplating surface coating and be similar to metal material handwheel, but its weight is generally unable to reach the weight of metal handwheel, operating handle
Poor, sensitivity is relatively low；And all-metal material handwheel, complex manufacturing, with high costs.
A kind of integrated sealing handwheel and its manufacture method disclosed in Chinese patent CN105240603A（Apply for that publication date is
2016.01.13）, described integrated sealing handwheel includes centring ring, balancing weight and body, and wherein centring ring is to be molded for the first time
Shape, after balancing weight is arranged on centring ring, centring ring is put in mould injection again and obtain and be integrated with centring ring welding
Body, such balancing weight is wrapped in the accommodating intracavity of intrinsic sealing, thus coming with extraneous steam, air exclusion.Should
Scheme can effectively prevent the corrosion of balancing weight, and using being integrally formed, save follow-up turn allotment of labor's skill, improve production efficiency,
And improve intensity and make the service life of the program more lasting.But the program has following deficiency：First, handwheel body leads to
Also have the operation of centring ring and balancing weight assembling after injection formation twice and in injection moulding process, production process is loaded down with trivial details, produces into
This height.Second, centring ring is moulding, can soften during being molded through second or even melt, and softening is even melted
The position changed is affected by the factors of injection moulding process with process, controls difficulty height, then by being pressed in balancing weight thereon
Weight, the handwheel body difficult quality control obtaining.
Content of the invention
This utility model provides a kind of water valve handle be easy to and produce and preparation method thereof, to solve existing most of water
The problems such as valve hand wheel production cost height, difficult quality control.
This utility model adopts the following technical scheme that：
A kind of water valve handle being easy to produce, including housing and balancing weight, covers in counterweight housing integrated injection molding
Block surface.Offer a through hole in the middle part of above-mentioned balancing weight, in through hole, be provided with an injection platform circumferentially.Above-mentioned housing is located at
The position of above-mentioned injection platform is provided with an injection breach, and injection breach is used for, in injection moulding process, balancing weight is positioned over injection mold
Interior.
Further：
Above-mentioned housing central section is provided with mounting seat and connecting seat, and mounting seat and connecting seat are in above-mentioned through hole.Above-mentioned injection
Breach is opened in above-mentioned mounting seat.It is provided with installing hole, water valve valve shaft top and the screw through this installing hole in this mounting seat
Lock and connect.Above-mentioned connecting seat is provided with connecting hole, and connecting hole is connected with the outer wall engagement on the top of above-mentioned valve shaft.
Above-mentioned injection platform has following two set-up modes：
One is, above-mentioned through hole is made up of with the second through hole the first through hole setting gradually, and first through hole aperture is more than second
Through-hole aperture is arranged.Above-mentioned injection platform located at above-mentioned second through hole adjacent to above-mentioned first through hole side side edge.Above-mentioned mounting seat
It is respectively arranged in first through hole and the second through hole with above-mentioned connecting seat.
Two are, above-mentioned through hole is cylindrical hole.Above-mentioned injection platform convex goes out the setting of through hole hole wall, and injection platform is adjacent to above-mentioned peace
Dress seat is arranged with the adjoiner of above-mentioned connecting seat.
It is provided with a sealing ring, sealing ring is flexible material sealing ring between the nut of above-mentioned screw and above-mentioned injection breach.
Above-mentioned nut is taper nut.Above-mentioned sealing ring is equipped with this nut and above-mentioned injection breach.
Above-mentioned injection breach is annularly along the circumferentially extending setting of above-mentioned injection platform.
A kind of preparation method of the water valve handle being easy to produce, is made up of following steps：
I. obtain balancing weight, offer a through hole in the middle part of this balancing weight, in through hole, be provided with an injection platform circumferentially.
II. above-mentioned balancing weight is arranged on the carrier of injection mold mandrel by above-mentioned injection platform, then seals this note
Mould, injection injection raw material is molded, and takes out integrally formed housing after the completion of injection from injection mold.Above-mentioned housing
The junction being located at injection platform with above-mentioned carrier forms an injection breach.Form an accommodating cavity, balancing weight is fixed in housing
In accommodating cavity.
III. form a coating in above-mentioned surface of shell.
IV. load installation fitting in above-mentioned housing.Above-mentioned installation fitting includes sealing ring and screw, and sealing ring is used for
Close above-mentioned injection breach, screw is used for locking and connecting of housing and water valve valve shaft top.
Further：
Above-mentioned housing in above-mentioned steps II is provided with mounting seat and connecting seat with being integrally formed, mounting seat and connecting seat located at
In above-mentioned through hole.Above-mentioned injection breach is opened in above-mentioned mounting seat.Above-mentioned connecting seat is provided with connecting hole, connecting hole and above-mentioned valve
The outer wall engagement on the top of axle connects.It is provided with installing hole, above-mentioned screw passes through installing hole and extends to above-mentioned company in this mounting seat
Connect in the hole.
In above-mentioned steps III above-mentioned surface of shell formed a coating be surface of shell electroplate a chromium coating or be
Surface of shell sprays enamelled coating of the same colour.
Above-mentioned injection breach is made up of a plurality of injecting holes, and along the circumferentially extending ground of above-mentioned injection platform, uniformly arrangement sets injecting hole
Put.
From the above-mentioned description to this utility model structure and method, compared to the prior art, this utility model has
Following advantage：
First, the setting of the housing of the single injection-molded of water valve handle of the present utility model, easy water valve handle
Production process, compared to the water valve handle of existing quadric injection mould, decreases an injection step and assembling procedure, Neng Goujie
Save 10%～20% production cost, improve the competitiveness of product in market.
Second, the setting of the balancing weight being provided with injection platform of the present utility model is so that in injection moulding process, be molded the knuckle of platform
Exposed by being molded breach, can directly pass through this knuckle block of breeding and engage with injection mold, balancing weight and injection mold it
Between bonding strength higher, be easy to the control of the injection quality of housing, contribute to lifting the total quality of product of the present utility model
And reduce the production cost of product further.
3rd, the setting of the housing of the single injection-molded of water valve handle of the present utility model, under identical injecting condition, one
The sealing property of the housing of secondary injection mo(u)lding and the housing that structural strength is higher than by secondary injection molding, ensure that this reality
With the endurance quality of new product, the market competitiveness of further improving product.
Brief description
Fig. 1 is the structural representation of water valve handle of the present utility model.
Fig. 2 is the structural representation of balancing weight of the present utility model.
Fig. 3 is the internal structure schematic diagram of water valve handle of the present utility model in embodiment one.
Fig. 4 is the cross section structure diagram in balancing weight of the present utility model A-A direction along along Fig. 2 in embodiment one.
Fig. 5 is the internal structure schematic diagram of water valve handle of the present utility model in embodiment two.
Fig. 6 is the cross section structure diagram in balancing weight of the present utility model A-A direction along along Fig. 2 in embodiment two.
Specific embodiment
Specific embodiment of the present utility model is described with reference to the accompanying drawings.
Embodiment one：
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of water valve handle being easy to produce, including housing 1 and balancing weight 2, housing 1 one
Body injection mo(u)lding is arranged, and forms an accommodating cavity in housing 1, and balancing weight 2 is fixedly arranged in accommodating cavity.In the middle part of above-mentioned balancing weight 2
Offer a through hole 21, in through hole 21, be provided with an injection platform 22 circumferentially.Above-mentioned housing 1 is located at above-mentioned injection platform 22
Position is provided with an injection breach 11, and injection breach 11 is used in injection moulding process, balancing weight 2 being positioned in injection mold.Accommodating sky
Chamber is a sealing cavity, only passes through to be molded breach 11 and housing 1 ft connection.It is provided with mounting seat 12 in the middle part of above-mentioned housing 1 and connect
Joint chair 13, mounting seat 12 and connecting seat 13 are in above-mentioned through hole 21.Above-mentioned injection breach 11 is opened in above-mentioned mounting seat 12.
It is provided with installing hole 121, water valve valve shaft 3 top is locked and connected with the screw 14 through this installing hole 121 in this mounting seat 12.Install
Seat 12 tops are equipped with a top cover 15, for closing this installing hole 121.Above-mentioned connecting seat 13 is provided with connecting hole 131, connecting hole
131 are connected with the outer wall engagement on the top of above-mentioned valve shaft 3.Above-mentioned through hole 21 is led to second by the first through hole 211 setting gradually
Hole 212 is constituted, and first through hole 211 aperture is more than the second through hole 212 aperture and arranges.Above-mentioned injection platform 22 is located at above-mentioned second through hole
212 adjacent to above-mentioned first through hole 211 side side edge.The setting structure of the through hole 21 of big small-bore is simple, is easy to balancing weight 2
Produce, reduce the production cost of balancing weight 2.Above-mentioned mounting seat 12 and above-mentioned connecting seat 13 are respectively arranged on first through hole 211 and the
In two through holes 212.It is provided with a sealing ring 16, sealing ring 16 is flexibility between the nut of above-mentioned screw 14 and above-mentioned injection breach 11
Material sealing ring 16.The nut of above-mentioned screw 14 is the taper nut of substantially inverted cone, for on sealing ring 16 fall
Bellmouth uses cooperatively, and during screw 14 locking, nut extrudes flexible seal ring 16, reaches more preferably sealing effectiveness.Above-mentioned injection
Breach 11 is annularly along the circumferentially extending setting of above-mentioned injection platform 22.Flexible material sealing ring 16 and injection breach 11 annular in shape
Be equipped with so that sealing ring 16 completely seals off this injection breach 11 in the presence of above-mentioned screw 14, thus realize join
Pouring weight 2 and extraneous steam, the isolation of air.
With continued reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, illustrate that one kind is easy to produce with reference to the structure of above-mentioned water valve handle
Water valve handle preparation method：
A kind of preparation method of the water valve handle being easy to produce, it is made up of following steps：
I. obtain balancing weight 2, in the middle part of this balancing weight 2, offer a through hole 21, be provided with one in through hole 21 circumferentially
Injection platform 22.Preferably, above-mentioned through hole 21 is made up of with the second through hole 212 first through hole 211 setting gradually, first through hole
211 apertures are more than the second through hole 212 aperture and arrange.Above-mentioned injection platform 22 is logical adjacent to above-mentioned first located at above-mentioned second through hole 212
The side edge of hole 211 side.
II. above-mentioned balancing weight 2 is arranged on the carrier of injection mold mandrel by above-mentioned injection platform 22, then sealing should
Injection mold, injection injection raw material is molded, and takes out integrally formed housing 1 after the completion of injection from injection mold.Above-mentioned
Housing 1 is located at injection platform 22 and forms an injection breach 11 with the junction of above-mentioned carrier.Form an accommodating cavity in housing 1,
Balancing weight 2 is fixedly arranged in accommodating cavity.Accommodating cavity is a sealing cavity, only passes through to be molded breach 11 and housing 1 ft connection.
Preferably, the integral middle molding of above-mentioned housing 1 it is provided with mounting seat 12 and connecting seat 13, mounting seat 12 and connecting seat
13 in above-mentioned through hole 21.Above-mentioned injection breach 11 is opened in above-mentioned mounting seat 12.It is provided with installing hole in this mounting seat 12
121, water valve valve shaft 3 top is locked and connected with the screw 14 through this installing hole 121.Connecting seat 13 is provided with connecting hole 131, connects
Hole 131 is connected with the outer wall engagement on the top of above-mentioned valve shaft 3.
III. form a coating on above-mentioned housing 1 surface.Preferably, there is one layer of chromium coating in housing 1 electroplating surface, be used for
Increase use feel and the texture of water valve handle.
IV. load installation fitting in above-mentioned housing 1.Above-mentioned installation fitting includes sealing ring 16, screw 14 and top cover
15, sealing ring 16 is used for closing above-mentioned injection breach 11, and screw 14 is used for locking and connecting of housing 1 and water valve valve shaft 3 top, pushes up
Lid 15 is assemblied in housing 1 top.Above-mentioned sealing ring 16 is flexible seal ring 16.
Embodiment two：
With reference to Fig. 1, Fig. 2, Fig. 5, Fig. 6, a kind of water valve handle being easy to produce, including housing 1 and balancing weight 2, housing 1 one
Body injection mo(u)lding is arranged, and forms an accommodating cavity in housing 1, and balancing weight 2 is fixedly arranged in accommodating cavity.In the middle part of above-mentioned balancing weight 2
Offer a through hole 21, in through hole 21, be provided with an injection platform 22 circumferentially.Above-mentioned through hole 21 is cylindrical hole 21.On
State injection platform 22 and annularly protrude the setting of through hole 21 hole wall it is preferable that injection platform 22 is in the middle part of through hole 21.Above-mentioned housing 1
It is provided with an injection breach 11 in the position of above-mentioned injection platform 22, injection breach 11 is used in injection moulding process being positioned over balancing weight 2
In injection mold.Accommodating cavity is a sealing cavity, only passes through to be molded breach 11 and housing 1 ft connection.In the middle part of above-mentioned housing 1
It is provided with mounting seat 12 and connecting seat 13, mounting seat 12 and connecting seat 13 are in above-mentioned through hole 21.Above-mentioned injection breach 11 opens up
In above-mentioned mounting seat 12.It is provided with installing hole 121, water valve valve shaft 3 top and the spiral shell through this installing hole 121 in this mounting seat 12
Silk 14 locks and connects.Mounting seat 12 top is equipped with a top cover 15, for closing this installing hole 121.Above-mentioned connecting seat 13 is provided with
Connecting hole 131, connecting hole 131 is connected with the outer wall engagement on the top of above-mentioned valve shaft 3.Mounting seat 12 and the adjoiner of connecting seat 13
Neighbouring injection platform 22 is arranged.It is provided with a sealing ring 16, sealing ring 16 between the nut of above-mentioned screw 14 and above-mentioned injection breach 11
For flexible material sealing ring 16.The nut of above-mentioned screw 14 is the taper nut of substantially inverted cone, for located at sealing ring 16
On reverse taper hole use cooperatively, screw 14 locking when, nut extrude flexible seal ring 16, reach more preferably sealing effectiveness.On
State injection breach 11 to be made up of a plurality of injecting holes, injecting hole is along the uniformly arrangement setting of the circumferentially extending ground of above-mentioned injection platform 22.Close
Seal 16 end extends to injection in the hole setting.Flexible material sealing ring 16 and injecting hole be equipped with so that sealing ring 16
Completely seal off this injection breach 11 in the presence of above-mentioned screw 14, thus realize balancing weight 2 and extraneous steam, air every
Absolutely.
With continued reference to Fig. 1, Fig. 2, Fig. 5, Fig. 6, illustrate that one kind is easy to produce with reference to the structure of above-mentioned water valve handle
Water valve handle preparation method：
A kind of preparation method of the water valve handle being easy to produce, it is made up of following steps：
I. obtain balancing weight 2, in the middle part of this balancing weight 2, offer a through hole 21, be provided with one in through hole 21 circumferentially
Injection platform 22.Preferably, above-mentioned through hole 21 is cylindrical hole 21.Above-mentioned injection platform 22 annularly protrudes through hole 21 hole wall and sets
Put, injection platform 22 is in the middle part of through hole 21.
II. above-mentioned balancing weight 2 is arranged on the carrier of injection mold mandrel by above-mentioned injection platform 22, then sealing should
Injection mold, injection injection raw material is molded, and takes out integrally formed housing 1 after the completion of injection from injection mold.Above-mentioned
Housing 1 is located at injection platform 22 and forms an injection breach 11 with the junction of above-mentioned carrier.Form an accommodating cavity in housing 1,
Balancing weight 2 is fixedly arranged in accommodating cavity.Accommodating cavity is a sealing cavity, only passes through to be molded breach 11 and housing 1 ft connection.
Preferably, the integral middle molding of above-mentioned housing 1 it is provided with mounting seat 12 and connecting seat 13, mounting seat 12 and connecting seat
13 in above-mentioned through hole 21.Above-mentioned injection breach 11 is opened in above-mentioned mounting seat 12.It is provided with installing hole in this mounting seat 12
121, water valve valve shaft 3 top is locked and connected with the screw 14 through this installing hole 121.Connecting seat 13 is provided with connecting hole 131, connects
Hole 131 is connected with the outer wall engagement on the top of above-mentioned valve shaft 3.
Balancing weight 2 is using along injection platform 22 positional symmetry setting, during balancing weight 2 puts into injection mold, permissible
Saving differentiation balancing weight 2 towards this operation, reducing production work amount, thus reducing production cost.
III. form a coating on above-mentioned housing 1 surface.Preferably, there is one layer of colored paint layer in housing 1 surface spraying, be used for
Increase use feel and the texture of water valve handle.
IV. load installation fitting in above-mentioned housing 1.Above-mentioned installation fitting includes sealing ring 16, screw 14 and top cover
15, sealing ring 16 is used for closing above-mentioned injection breach 11, and screw 14 is used for locking and connecting of housing 1 and water valve valve shaft 3 top, pushes up
Lid 15 is assemblied in housing 1 top.Above-mentioned sealing ring 16 is flexible seal ring 16.
Above are only specific embodiment of the present utility model, but design concept of the present utility model be not limited thereto,
All changes that using this design, this utility model is carried out with unsubstantiality, all should belong to the row invading this utility model protection domain
For.
Claims (6)
1. a kind of be easy to produce water valve handle, including housing and balancing weight it is characterised in that：Described housing integrated injection molding
Cover in described balancing weight surface；Offer a through hole in the middle part of this balancing weight, in through hole, be provided with an injection circumferentially
Platform；The position that this housing is located at described injection platform is provided with an injection breach, and injection breach is used in injection moulding process putting balancing weight
It is placed in injection mold.
2. according to claim 1 a kind of be easy to produce water valve handle it is characterised in that：Described housing central section is provided with peace
Dress seat and connecting seat, mounting seat and connecting seat are in described through hole；Described injection breach is opened in described mounting seat；This peace
It is provided with installing hole, water valve valve shaft top and the screw through this installing hole lock and connect in dress seat；Described connecting seat is provided with connection
Hole, connecting hole is connected with the outer wall engagement on the top of described valve shaft.
3. according to claim 2 a kind of be easy to produce water valve handle it is characterised in that：Described through hole is by setting gradually
First through hole with second through hole constitute, first through hole aperture be more than second through-hole aperture setting；Described injection platform is located at described
Second through hole is adjacent to the side edge of described first through hole side；Described mounting seat and described connecting seat are respectively arranged on first through hole and the
Two-way in the hole.
4. according to claim 2 a kind of be easy to produce water valve handle it is characterised in that：Described through hole is cylindrical logical
Hole；Described injection platform convex goes out the setting of through hole hole wall, and injection platform is adjacent to the adjoiner setting of described mounting seat and described connecting seat.
5. according to a kind of arbitrary described water valve handle being easy to produce of claim 2 to 4 it is characterised in that：Described screw
It is provided with a sealing ring, sealing ring is flexible material sealing ring between nut and described injection breach；Described nut is taper nut；
Described sealing ring is equipped with this nut and described injection breach.
6. according to a kind of arbitrary described water valve handle being easy to produce of Claims 1-4 it is characterised in that：Described injection lacks
Mouth is annularly along the described injection circumferentially extending setting of platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620986336.4U CN205938136U (en) | 2016-08-30 | 2016-08-30 | Water valve hand wheel convenient to production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620986336.4U CN205938136U (en) | 2016-08-30 | 2016-08-30 | Water valve hand wheel convenient to production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205938136U true CN205938136U (en) | 2017-02-08 |
Family
ID=57954976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620986336.4U Expired - Fee Related CN205938136U (en) | 2016-08-30 | 2016-08-30 | Water valve hand wheel convenient to production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205938136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246997A (en) * | 2016-08-30 | 2016-12-21 | 吴和文 | A kind of water valve handle being easy to produce and preparation method thereof |
-
2016
- 2016-08-30 CN CN201620986336.4U patent/CN205938136U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246997A (en) * | 2016-08-30 | 2016-12-21 | 吴和文 | A kind of water valve handle being easy to produce and preparation method thereof |
| CN106246997B (en) * | 2016-08-30 | 2018-12-21 | 吴和文 | A kind of water valve handle easy to produce and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |