CN206513907U

CN206513907U - A kind of Novel valve core

Info

Publication number: CN206513907U
Application number: CN201720194055.XU
Authority: CN
Inventors: 洪志权
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-03-02
Filing date: 2017-03-02
Publication date: 2017-09-22
Anticipated expiration: 2027-03-02

Abstract

The utility model discloses a kind of Novel valve core, in the spool housing led to and be located in the valve rod that in spool housing and one end passes spool housing, the spool housing is divided into the locked patch being vertically connected with and crosses water section, the locked patch is made of metal, the water section of crossing adopts made of plastic, and described cross between water section and locked patch is provided with the first fastening structure.The locked patch of the spool housing is made up of metal, it can be manufactured using now conventional copper material or steel, hardness can preferably avoid the situation for sliding tooth from producing, and cross water section and be made of the other plastics of food grade, directly injection molding can link together or fit together；So when crossing water, it can be ensured that the metallics without negative unhealthy is present, spool housing can have preferable structural strength, and standard of the water without metal harmful substance can be reached again, moreover it is possible to reduce the use of metal material, reduce production cost.

Description

A kind of Novel valve core

Technical field

The utility model is related to valve element field, the valve element that more particularly to a kind of use metal and plastics are made.

Background technology

Valve element was penstock（Tap, angle valve etc.）The important component of control water outlet, the valve core shell that its structure is led in including Body, it is located in spool housing and one end passes the valve rod of spool housing and the stator being embedded in spool housing, plectrum etc., valve It was provided between core shell body, stator and plectrum between water-bound, part and is additionally provided with sealing structure, and was stirred and dialled by rotation valve rod Piece realizes connection with respect to the stator anglec of rotation or closed water-bound.

Existing common spool housing and valve rod are typically to use metal（Copper）Or plastics are made, stator and plectrum are using pottery Porcelain is made, and sealing structure uses rubber seal, and ceramics, rubber and plastics are not leaded using the other material of food grade, during mistake water not Have harmful material to separate out, safe for drinking；And what spool housing and valve rod were made of metal, if using metal The other standard of food grade is not met, will harmful substance precipitation during mistake water（Go out as copper material has scorification）, it should not drink for a long time, If the metal used is to meet standard, that is safe for drinking naturally, but is made of standard compliant metal, production material Cost is higher, intermetallic composite coating low production efficiency；In addition, spool housing and valve rod use and meet what standard plastic was made, though can Production material cost is reduced, production efficiency is improved, but plastics compare metal material difference of hardness, and valve element had been assembled into penstock On valve element twisting need to be tightened onto on penstock by electrical equipment, the torsion of electrical equipment greatly, easily causes valve core shell There is cunning dental phenomenon in screw thread on body, causes the penstock excessively produced unqualified, and valve element had been assembled into penstock Upper cross inside penstock needs water pressurize, easily causes the screw thread in spool housing and sliding tooth and segregation phenomenon occurs, causes life The penstock excessively of output is unqualified；Further, after a protracted use as modeling between valve rod and the valve handle for crossing penstock Expect difference of hardness, stress serious wear loosens or connectionless disengaging between valve rod and valve handle, influenceed penstock normally to use and open Close.

Utility model content

The purpose of this utility model is to provide a kind of Novel valve core, its not only structural strength it is high, it can be ensured that cross water without Metal harmful substance is separated out, and can reduce production material cost.

To solve this technical problem, the technical solution of the utility model is：A kind of Novel valve core, in lead to spool housing and It is located in spool housing and one end passes the valve rod of spool housing, the spool housing is divided into the locked patch being vertically connected with and mistake Water section, the locked patch is made of metal, and the water section of crossing adopts made of plastic, and described cross is provided between water section and locked patch First fastening structure.

The locked patch is formed with the cladding section being coated on water section lateral wall with crossing one end extension that water section is connected.

The water section of crossing straight forming and is connected by way of injection with locked patch.

First fastening structure is formed with for one end extension that the section of water excessively is connected with locked patch and is nested in lock Gu the extension on section madial wall, relative provided with that can limit both between the lateral wall of the extension and the madial wall of locked patch Rotation and the concaveconvex structure of axial action.

The first fastening structure bag is formed with for one end extension that the section of water excessively is connected with locked patch and is nested in Extension on locked patch madial wall, both phases can be limited by being provided between the lateral wall of the extension and the madial wall of locked patch To the concaveconvex structure of rotation, the outer end of the extension, which extends radially outwardly, the fixation edge hooked on locked patch outer face.

First fastening structure is formed with for one end extension that the section of water excessively is connected with locked patch and is nested in lock Gu the extension on section madial wall, is offered between the madial wall of the locked patch and outer face outside short slot, the extension The locating piece being correspondingly embedded in short slot is convexly equipped with the wall of side.

First fastening structure is to be provided with mutually catch on, block or nested between the locked patch and mistake water section The tight connecting device of connection, the water section of crossing is connected to one in the way of assembling with locked patch by the tight connecting device Rise.

The end that the valve rod passes spool housing is connection end, and remaining is driving lever section, and the connection end uses metal system Into the driving lever section adopts made of plastic, and the second fastening structure is provided between the connection end and driving lever section.

The driving lever section straight forming and is connected by way of injection with connection end, and second fastening structure is The connection end extension is formed with linkage section, and one end extension that the driving lever section is connected with connection end, which is formed with, is coated on linkage section On connection extension, the linkage section and connection extension between for can limit both relatively rotate and axial action knot Structure.

Second fastening structure is to be provided with mutually catch on, block or nested between the connection end and driving lever section The attachment structure of connection, the connection end and driving lever section are in the way of assembling by together with the attachment structure assembly connection.

By using above-mentioned technical proposal, the beneficial effects of the utility model are：The locked patch of the spool housing is gold Category is made, and can be manufactured using now conventional copper material or steel, and hardness can preferably avoid the situation for sliding tooth from producing, and cross water section It is made of the other plastics of food grade, directly injection molding can links together or fit together；So when crossing water, even if The metal of locked patch contains harmful metallics（As used the copper containing lead）, can water not through locked patch, therefore also may be used Ensure that the metallics of no negative unhealthy is present, and spool housing can have preferable structural strength, can reach again Standard of the water without metal harmful substance, moreover it is possible to reduce the use of metal material, substantially reduce production cost, realize the utility model Beneficial effect；In addition, can also reduce the manufacturing step of spool housing, production efficiency is improved, because spool housing is overall Being made of metal also needs the milling process step of different instruments, is laborious and time-consuming, and crosses the directly injection molding of water section, Without another procedure of processing, and through one of external screw thread milling or again plus together, annular milling is after the shaping of the then stamped metal of locked patch It can complete；The setting of above-mentioned further first fastening structure, the manufacturing is simple and convenient, can make locked patch with crossing water section Between be fastenedly connected and can prevent normal the using of the influence valve element of relative motion between the two, also can further strengthen between the two Structural strength；Structure setting its advantage of above-mentioned further valve rod with it is upper similarly.

Brief description of the drawings

Fig. 1 is a kind of the first structural representation for Novel valve core that the utility model is related to.

Fig. 2 is a kind of second of structural representation of Novel valve core that the utility model is related to.

Fig. 3 is a kind of the third structural representation for Novel valve core that the utility model is related to.

Fig. 4 is a kind of the 4th kind of structural representation of Novel valve core that the utility model is related to.

In figure：

Spool housing 1；Locked patch 11；External screw thread 111；The outline 112 of corner or hexagonal；

Convex edge 113；Short slot 114；Coat section 115；

Cross water section 12；Extension 121；Locating piece 1211；Fix along 122；Concaveconvex structure 13；

Valve rod 2；Connection end 21；Driving lever section 22；Linkage section 211；Connect extension 221.

Embodiment

In order to which the technical solution of the utility model is explained further, the utility model is entered below by specific embodiment Row is elaborated.

A kind of Novel valve core disclosed in the utility model, as shown in figs. 1-4 because this case is only to spool housing and valve rod Make improvements, the two-part structure is only shown in figure, other structures are not shown, without description, this is not influenceed to this case yet Understanding and protection domain explanation, refer to existing valve core structure if any that need to understand, as shown in FIG., including in lead to valve element Housing 1 and the valve rod 2 that in spool housing 1 and one end passes spool housing 1 is located in, improvements of the present utility model, with reference to Accompanying drawing and detailed construction is described below.

As Figure 1-4,1 point of the spool housing is the locked patch 11 being vertically connected with and crossed on water section 12, locked patch 11 Provided with for penstock screw togather the external screw thread 111 that is fixedly connected and screw togather the part that instrument is clamped during for screwing togather（As schemed The signified part of middle label 112, it is common for corner or the outline structure of hexagonal）, the signified convex edge of label 113 is used for spiral shell in figure It was fitted on penstock end face and finally limited during conjunction and screw togather position, the locked patch 11 is made of metal, it is described to cross water Section 12 adopts made of plastic, described to cross tight provided with limit relative motion between the two first between water section 12 and locked patch 11 Structure is solidly connected, both are fastenedly connected, does not influence the normal of valve element to use, several first fastening structures is described below Embodiment.

Mode one, as shown in figure 1, first fastening structure crosses water section 12 is connected with locked patch 11 one to be described End extension is formed with the extension 121 being nested on the madial wall of locked patch 11, lateral wall and the locked patch 11 of the extension 121 Madial wall between provided with can limit both relatively rotate and axial action concaveconvex structure 13.

Mode two, as shown in Fig. 2 the first fastening structure bag crosses what water section 12 was connected with locked patch 11 to be described One end extension is formed with the extension 121 being nested on the madial wall of locked patch 11, the lateral wall and locked patch of the extension 121 Provided with that can limit the concaveconvex structure 13 of both relative rotations between 11 madial wall, the outer end of the extension 121 is radially outward Fixation of the hook on the outer face of locked patch 11 is extended with along 122, so as to limit both axially opposite actions.

Concaveconvex structure in mode one and two can set one or more for positioning or be covered with setting, not do specific limit here Fixed, within the protection domain of this case, the concrete structure shape of concaveconvex structure is not specifically limited here, the guarantor in this case Within the scope of shield.

Mode three, as shown in figure 3, first fastening structure crosses water section 12 is connected with locked patch 11 one to be described End extension is formed with the extension 121 that is nested on the madial wall of locked patch 11, the madial wall and outer face of the locked patch 11 it Between offer and be convexly equipped with the locating piece 1211 being correspondingly embedded in short slot 114 on short slot 114, the lateral wall of the extension 121, from And limit both and relatively rotate and axial action.

Above-mentioned three kinds of modes can realize that both are preferably fastenedly connected water section 12 with locked patch 11, and difference is in locking The complexity of the Milling Process of the first fastening structure in section, above-mentioned mode three compares first two mode from difficult processing Being said in easy degree may be more relatively simple.

Connect as shown in figure 1, the valve rod 2 passes the end of spool housing 1 for connection end 21 for the valve handle with crossing penstock Connect, remaining is driving lever section 22, and the connection end 21 is made of metal, and hardness is higher to be avoided in prolonged stress use There is normal the using of skidding influence valve element, the driving lever section 22 adopts made of plastic, can reduce metal consumptive material, reduce Material cost, water touched metal and separates out harmful metallics, the connection end 21 and driving lever section 22 when being avoided that water again Between be provided with the second fastening structure；In the present embodiment, second fastening structure is that the connection end 21 extends shape Into there is linkage section 211, one end extension that the driving lever section 22 is connected with connection end 21 is formed with the company being coated on linkage section 211 Extension 221 is connect, is that can limit both to relatively rotate and axial action between the linkage section 211 and connection extension 221 Structure, the structure is not specifically limited here.

In above-mentioned spool housing 1, the water section 12 of crossing straight forming and connects preferably by way of injection with locked patch 11 Connect, in above-mentioned valve rod 2, driving lever section 22 straight forming and can be connected, production system by way of injection with connection end 21 Make simple and convenient.

In spool housing 1, the water section 12 of crossing can be also used in the way of assembling by described below with locked patch 11 Together, first fastening structure can be provided between the locked patch and mistake water section for tight connecting device assembly connection Mutually catch on, block or nested encryptions tight connecting device（Diagram is not made）.Similarly, in valve rod 2, second fastening connects Binding structure be between the connection end 21 and driving lever section 22 provided with can mutually catch on, block or nested encryptions attachment structure, institute Connection end 21 and driving lever section 22 is stated in the way of assembling by together with the attachment structure assembly connection.

Locked patch 11 described in the utility model is formed with one end extension that water section 12 excessively is connected and was coated on water section 12 On lateral wall cladding section 115, as shown in figure 4, cladding section 115 can make it is relatively thin, less metal consumptive material, the structure can be strengthened The structural strength of valve element, to avoid water during water from touching the harmful metallics of the cladding precipitation of section 115, can use and meet standard Metal be made.

Valve element of the present utility model is applied in a variety of cross on penstock, to reach that water quality meets the same effect of safety standard Really, the other material components of food grade can be also embedded or use standard compliant metal by crossing the interior part for crossing water of penstock, and is not inconsistent The metal part seal isolation of standardization is opened, so that the part that water passes through be kept apart with metal completely, reaches that reduction is produced into This, crosses the purpose of water unharmful substance.

Above-described embodiment and schema and non-limiting product form of the present utility model and style, any art Appropriate change or modification that those of ordinary skill is done to it, all should be regarded as not departing from patent category of the present utility model.

Claims

1. a kind of Novel valve core, in the spool housing led to and be located in spool housing and one end passes the valve rod of spool housing, It is characterized in that：The spool housing is divided into the locked patch being vertically connected with and crosses water section, and the locked patch is made of metal, institute Stated water section and adopt made of plastic, described cross between water section and locked patch is provided with the first fastening structure.

2. a kind of Novel valve core as claimed in claim 1, it is characterised in that：The locked patch prolongs with crossing one end that water section is connected Stretch the cladding section for being formed with and being coated on water section lateral wall.

3. a kind of Novel valve core as claimed in claim 1 or 2, it is characterised in that：The section of water excessively is straight by way of injection Connect and shaping is connected with locked patch.

4. a kind of Novel valve core as claimed in claim 3, it is characterised in that：First fastening structure crosses water to be described One end extension that section is connected with locked patch is formed with the extension being nested on locked patch madial wall, the lateral wall of the extension The concaveconvex structure of both relative rotations and axial action can be limited by being provided between the madial wall of locked patch.

5. a kind of Novel valve core as claimed in claim 3, it is characterised in that：The first fastening structure bag is the mistake One end extension that water section is connected with locked patch is formed with the extension being nested on locked patch madial wall, the outside of the extension Provided with can limit the concaveconvex structure of both relative rotations between wall and the madial wall of locked patch, the outer end of the extension radially to The outer fixation edge hooked on locked patch outer face that is extended with.

6. a kind of Novel valve core as claimed in claim 3, it is characterised in that：First fastening structure crosses water to be described One end extension that section is connected with locked patch is formed with the extension being nested on locked patch madial wall, the madial wall of the locked patch Offered between outer face and be convexly equipped with the locating piece being correspondingly embedded in short slot on short slot, the lateral wall of the extension.

7. a kind of Novel valve core as claimed in claim 1 or 2, it is characterised in that：First fastening structure is described Locked patch and cross between water section provided with can mutually catch on, block or nested encryptions tight connecting device, it is described to cross water Duan Yusuo Gu section in the way of assembling by the tight connecting device assembly connection together.

8. a kind of Novel valve core as claimed in claim 1 or 2, it is characterised in that：The valve rod passes the end of spool housing For connection end, remaining is driving lever section, and the connection end is made of metal, and the driving lever section adopts made of plastic, the connection The second fastening structure is provided between end and driving lever section.

9. a kind of Novel valve core as claimed in claim 8, it is characterised in that：Driving lever section by way of injection directly into Type is simultaneously connected with connection end, and second fastening structure is that connection end extension is formed with linkage section, the driving lever section One end extension being connected with connection end is formed with the connection extension being coated on linkage section, and the linkage section is with being connected extension Between for can limit both relatively rotate and axial action structure.

10. a kind of Novel valve core as claimed in claim 8, it is characterised in that：Second fastening structure is the company Connect between end and driving lever section provided with can mutually catch on, block or nested encryptions attachment structure, the connection end and driving lever section with The mode of assembling is linked together by the attachment structure.