CN205605867U - Two unification non return gate valves - Google Patents

Two unification non return gate valves Download PDF

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Publication number
CN205605867U
CN205605867U CN201620364801.0U CN201620364801U CN205605867U CN 205605867 U CN205605867 U CN 205605867U CN 201620364801 U CN201620364801 U CN 201620364801U CN 205605867 U CN205605867 U CN 205605867U
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China
Prior art keywords
valve
ring
check
return gate
gap
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CN201620364801.0U
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Chinese (zh)
Inventor
黄水清
祝文耀
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Ningbo Jiekelong Precision Manufacturing Co Ltd
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Ningbo Jiekelong Precision Manufacturing Co Ltd
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Priority to CN201620364801.0U priority Critical patent/CN205605867U/en
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Abstract

The utility model discloses a two unification non return gate valves has such characteristic, include: a valve body. A valve cove. The flashboard, the valve rod, the gland, a valve sea. The valve clack is followed the axis direction of valve clack includes in proper order: first guide bar, first spacing ring, second spacing ring, gasket ring, third spacing ring and second guide bar, the second guide bar passes the disk seat, the gasket, the gasket overlap in on the gasket ring, one side of gasket support in a terminal surface of disk seat, the opposite side of gasket support in the second spacing ring, a spring. The check -valve cap. Use the utility model discloses a two unification non return gate valves can optimize the integrated configuration of non return gate valve, makes its lightweight, prevents to leak, and then guarantee the stability that running water and water gauge used.

Description

A kind of two-in-one Non-return gate valve
Technical field
This utility model relates to valve technology field, is specifically related to a kind of two-in-one Non-return gate valve.
Background technology
On existing market, the Typical Disposition that tap water is registered one's residence through water meter is: gate valve (indoor installation pipeline and maintenance Time total valve), check-valves (preventing aqueous reflux, table from falling away and usurping tap water) and water meter before pyrite table. In order to prevent medium counter flow, unit and pipeline all should be installed check-valves.But the peace of pipeline at present Dress mode generally check-valves connects gate valve, and check valve body is connected with gate valve cover, outside check valve body Twine raw material band on Si, then be screwed in ball valve internal thread with instrument.Such mounting means exist installation effectiveness low, The defects such as cost height, quality weight, easy leakage.
Prior art uses multifunctional assembled gate valve, and namely gate valve structure and check valve structure combine Combined valve, the mainly port of export at gate valve body have additional the check valve body of band non-return structure, exist The port of export of check valve body has additional check-valve cap and loose joint nut.This set structure is complicated, lateral length Long, valve mass weight, threaded between gate valve body with check valve body, where there is risk of leakage.
Therefore now need a kind of compact conformation, light weight, the Novel check gate valve of anti-leak badly.
Utility model content
For the above-mentioned problems in the prior art, now provide a kind of two-in-one Non-return gate valve, it is intended to optimize The combinative structure of Non-return gate valve so that it is lightweight, anti-leak, and then while reducing production cost, Ensure the stability that tap water and water meter use.
Concrete technical scheme is as follows:
A kind of two-in-one Non-return gate valve, it is characterised in that including: valve body, described valve body is three-way pipe structure; Valve gap, described valve gap is threadeded with the arm of described valve body;Flashboard, described valve body is located at by described flashboard Inside, and described flashboard is coaxial with described valve gap;Valve rod, one end of described valve rod and described flashboard are near institute The threaded one end stating mouth of pipe connects, and the other end of described valve rod passes described valve gap, and described valve rod and institute State valve gap coaxial;Gland, described gland is fixing with described valve gap to be connected, and described gland is same with described valve gap Axle;Valve seat, described valve seat is located at the inside of described valve body, and the internal whorl of described valve seat and described valve body Connecting, described valve seat is coaxial with the supervisor of described valve body;Flap, the axis direction along described flap wraps successively Include: the first guide post, the first spacing ring, the second spacing ring, gasket ring, the 3rd spacing ring and second guide Bar;Described second guide post passes described valve seat, and described flap is coaxial with described valve seat;Pad, described Pad is placed on described gasket ring, and the side of described pad is butted on the end face of described valve seat, described pad Opposite side is butted on described second spacing ring;Spring, described spring is placed on outside described first spacing ring, and described One end of spring is butted on described second spacing ring;The supervisor of check-valve cap, described check-valve cap and described valve body Threaded one end connect, described check-valve cap offsets with described spring, described first guide post through described stop Return valve gap.
The two-in-one Non-return gate valve of above-mentioned one, wherein, the inside of described valve seat is provided with valve seat back-up ring, described Valve seat back-up ring is connected by some ribs are fixing with the inwall of described valve seat, is formed described in adjacent two between rib Some water stream channels, described second guide post passes described valve seat back-up ring.
The two-in-one Non-return gate valve of above-mentioned one, wherein, the inside of described check-valve cap is provided with flap back-up ring, Described flap back-up ring is connected by some ribs are fixing with the inwall of described check-valve cap, rib described in adjacent two Between form some water stream channels, described first guide post pass described flap back-up ring.
The two-in-one Non-return gate valve of above-mentioned one, wherein, the outside of described flashboard is provided with some guide grooves, described Guide groove to offer direction parallel with the central shaft of described flashboard.
The two-in-one Non-return gate valve of above-mentioned one, wherein, if the inwall of the arm of described valve body is provided with described Some guide rails that dry guide groove is corresponding, described each guide groove is placed on outside described each guide rail.
The two-in-one Non-return gate valve of above-mentioned one, wherein, if one end that described valve rod passes described valve gap is provided with Dry O groove, the outside of each described O groove is cased with an O.
The two-in-one Non-return gate valve of above-mentioned one, wherein, also includes: handle, and described taper knob is connected to described On gland.
The good effect of technique scheme is:
Two-in-one Non-return gate valve is by arranging gate valve and check-valves, by check-valves and lock in same valve body simultaneously Two kinds of duty valves of valve are integrated, and are optimized structure.Meanwhile, check-valves is become one with gate valve design Body structure, saves the junction point needed for the check-valves of separate type and gate valve, therefore reduces the risk of leakage. Thus effectively the combinative structure of Non-return gate valve is optimized so that it is lightweight, anti-leak, and then in fall While low production cost, it is ensured that the stability that tap water and water meter use.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of two-in-one Non-return gate valve of the present utility model.
Fig. 2 is the sectional view of the valve body of a kind of two-in-one Non-return gate valve of the present utility model.
Fig. 3 is the structural representation of the flap of a kind of two-in-one Non-return gate valve of the present utility model.
Fig. 4 is the structural representation of the check-valve cap of a kind of two-in-one Non-return gate valve of the present utility model.
Fig. 5 be in Fig. 4 A-A to sectional view.
Fig. 6 is the structural representation of the valve seat of a kind of two-in-one Non-return gate valve of the present utility model.
Fig. 7 be in Fig. 6 B-B to sectional view.
Fig. 8 is the sectional view of the valve gap of a kind of two-in-one Non-return gate valve of the present utility model.
Fig. 9 is the structural representation of the valve rod of a kind of two-in-one Non-return gate valve of the present utility model.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be readily apparent from effect Understanding, the technical scheme that following example combine accompanying drawing 1 to Fig. 9 and provide this utility model is specifically addressed.
Fig. 1 is the structural representation of a kind of two-in-one Non-return gate valve of the present utility model.Fig. 3 is that this practicality is new A kind of structural representation of the flap of the two-in-one Non-return gate valve of type.Fig. 2 is a kind of two conjunctions of the present utility model The sectional view of the valve body of one Non-return gate valve.Refer to shown in Fig. 1 to Fig. 3, it is shown that a kind of two-in-one non-return Gate valve, has the feature that, including:
Valve body 1, described valve body 1 is in a three-way pipe structure.
Valve gap 2, described valve gap 2 is threadeded with the arm of described valve body 1.
Flashboard 3, the inside of described valve body 1 is located at by described flashboard 3, and described flashboard 3 is same with described valve gap 2 Axle.
The house steward of described valve body 1 is divided into two independent cavitys by described flashboard 3, and side is for being used for intaking Intake antrum, opposite side is the check cavity for arranging check-valves part.
Valve rod 4, one end of described valve rod 4 is connected near the threaded one end of described the mouth of pipe with described flashboard 3, The other end of described valve rod 4 passes described valve gap 2, and described valve rod 4 is coaxial with described valve gap 2.
Above-mentioned each parts constitute a gate valve.Described valve rod 4 rotates, and can control described flashboard 3 along described The upper and lower folding of axis direction of valve rod 4, thus control open current circulation and limit current circulation.
Gland 5, described gland 5 is fixing with described valve gap 2 to be connected, and described gland 5 is same with described valve gap 2 Axle.
Valve seat 6, described valve seat 6 is located at the inside of described valve body 1, is positioned at the side of described flashboard 3, and institute Stating valve seat 6 to be connected with the internal whorl of described valve body 1, described valve seat 6 is coaxial with the supervisor of described valve body 1.
Flap 7, the axis direction along described flap 7 includes successively: first guide post the 71, first spacing ring 72, the second spacing ring 73, gasket ring the 74, the 3rd spacing ring 75 and the second guide post 76.
Described second guide post 76 is through described valve seat 6, and described flap 7 is coaxial with described valve seat 6.
Pad 8, described pad is placed on described gasket ring 74, and the side of described pad 8 is butted on described valve seat The end face of 6, the opposite side of described pad 8 is butted on described second spacing ring 73.
Spring 9, described spring 9 is placed on outside described first spacing ring 72, and one end of described spring 9 is butted on Described second spacing ring 73.
Check-valve cap 10, described check-valve cap 10 is connected with the threaded one end of the supervisor of described valve body 1, described Check-valve cap 10 offsets with described spring 9, and described first guide post 71 is through described check-valve cap 10.
By arranging above-mentioned each parts, then constitute a check-valves.When current from described flashboard 3 to described valve When lobe 7 flows, first described pad 8 is produced pressure, thus described pad 8 promotes described second spacing Ring 73, the most described second spacing ring 73 compresses described spring 9, drives described flap 7 to stop to described simultaneously The direction returning valve gap 10 is moved, thus produces gap between described pad and described valve seat 6, and current are by being somebody's turn to do Gap is flowed out.
Otherwise, when current have backflow trend, the distress resolves originally described pad produced, thus described Spring 9 restoring force extrudes described second spacing ring 73, drives described flap 7 to transport to the direction of described valve seat 6 Dynamic, the most described second spacing ring 73 promotes described pad, described pad to move to described valve seat 6 End face offsets, thus the gap that Guan Bi had previously produced, thus stop current to reflux.
Further, as in preferred embodiment, the inside of described valve seat 6 is provided with valve seat back-up ring 61, institute State valve seat back-up ring 61 to be connected by some ribs 62 are fixing with the inwall of described valve seat 6, muscle described in adjacent two Forming some water stream channels between bar, described second guide post 76 is through described valve seat back-up ring 61.Meanwhile, make For in preferred embodiment, the inside of described check-valve cap 10 is provided with flap back-up ring 101, described flap back-up ring 101 are connected by some ribs 102 are fixing with the inwall of described check-valve cap 10, rib 102 described in adjacent two Between form some water stream channels, described first guide post 71 is through described flap 7 back-up ring.
By above-mentioned setting, the most described valve seat 6 and described valve gap 2 can while the effect playing back-up ring, Do not affect passing through of current.
It addition, as in preferred embodiment, the outside of described flashboard 3 is provided with some guide grooves 31, described in lead Groove 31 to offer direction parallel with the central shaft of described flashboard 3.Meanwhile, as in figure 2 it is shown, described valve body 1 The inwall of arm be provided with the some guide rail (not shown)s corresponding with described some guide grooves, described each Guide groove 31 is placed on outside described each guide rail.
By arranging guide groove guide rail, when rotating described valve rod 4, described flashboard 3 will not follow described valve rod 4 Rotate, but along guide rail direction, move up and down, thus realize the folding of described gate valve.
Further, as in preferred embodiment, described valve rod 4 is provided with through one end of described valve gap 2 Some O grooves 41, the outside of each described O groove is cased with an O 42.
The effect arranging described O is: in order to realize the rotation of described valve rod 4, described valve rod 4 is worn Cross the external diameter of part of described valve gap 2 certainly less than the internal diameter of described valve gap 2, the most easily produce leakage. By the setting of O, then, while can rotating being not intended to described valve rod 4, play sealing anti-leak Effect.
Additionally, as in preferred embodiment, the two-in-one Non-return gate valve of one of the present utility model also includes: Handle 11, described taper knob is connected on described gland 5.
Described handle effect is, by increasing capacitance it is possible to increase the user Discussing Convenience when opening or closing described flashboard 3, And play labour-saving effect.
The occupation mode of two-in-one Non-return gate valve of the present utility model approximately as: be first attached, by valve The water inlet of body is connected with external oral siphon, is connected with water meter by check-valve cap.After connection, rotate hands Handle 11, opens gate valve, and current flow into valve body 1.When current flow to described flap 7 from described flashboard 3, First described pad 8 is produced pressure, thus described pad 8 promotes described second spacing ring 73, institute then State the second spacing ring 73 and compress described spring 9, drive described flap 7 to the side of described check-valve cap 10 simultaneously To movement, thus producing gap between described pad and described valve seat 6, current are flowed out by this gap, warp By water meter, the water consumption of record user.
Otherwise, when current have backflow trend, the distress resolves originally described pad produced, thus described Spring 9 restoring force extrudes described second spacing ring 73, drives described flap 7 to transport to the direction of described valve seat 6 Dynamic, the most described second spacing ring 73 promotes described pad, described pad to move to described valve seat 6 End face offsets, thus the gap that Guan Bi had previously produced, thus stop current to reflux.Thus avoid water meter to fall away, Prevent water consumption record from producing mistake.
The present embodiment provide the two-in-one Non-return gate valve of one, by arrange in same valve body simultaneously gate valve with Check-valves, integrates check-valves and two kinds of duty valves of gate valve, is optimized structure.Meanwhile, will Check-valves and gate valve design integralization structure, save the junction point needed for the check-valves of separate type and gate valve, Therefore the risk of leakage is reduced.Thus effectively the combinative structure of Non-return gate valve is optimized so that it is light Quantization, anti-leak, and then while reducing production cost, it is ensured that it is steady that tap water and water meter use Qualitative.
These are only this utility model preferred embodiment, not thereby limit embodiment of the present utility model And protection domain, to those skilled in the art, it should can appreciate that all utilization this utility model are said Equivalent done by bright book and diagramatic content and the scheme obtained by obvious change, all should wrap It is contained in protection domain of the present utility model.

Claims (7)

1. a two-in-one Non-return gate valve, it is characterised in that including:
Valve body, described valve body is three-way pipe structure;
Valve gap, described valve gap is threadeded with the arm of described valve body;
Flashboard, the inside of described valve body is located at by described flashboard, and described flashboard is coaxial with described valve gap;
Valve rod, one end of described valve rod is connected near the threaded one end of described the mouth of pipe with described flashboard, described The other end of valve rod passes described valve gap, and described valve rod is coaxial with described valve gap;
Gland, described gland is fixing with described valve gap to be connected, and described gland is coaxial with described valve gap;
Valve seat, described valve seat is located at the inside of described valve body, and the internal whorl of described valve seat and described valve body Connecting, described valve seat is coaxial with the supervisor of described valve body;
Flap, the axis direction along described flap includes successively: the first guide post, the first spacing ring, second Spacing ring, gasket ring, the 3rd spacing ring and the second guide post;
Described second guide post passes described valve seat, and described flap is coaxial with described valve seat;
Pad, described pad is placed on described gasket ring, and the side of described pad is butted on one end of described valve seat Face, the opposite side of described pad is butted on described second spacing ring;
Spring, described spring is placed on outside described first spacing ring, and one end of described spring is butted on described second Spacing ring;
Check-valve cap, described check-valve cap is connected with the threaded one end of the supervisor of described valve body, described check-valves Lid offsets with described spring, and described first guide post passes described check-valve cap.
The two-in-one Non-return gate valve of one the most according to claim 1, it is characterised in that described valve seat interior Portion is provided with valve seat back-up ring, and described valve seat back-up ring is connected by some ribs are fixing with the inwall of described valve seat, phase Forming some water stream channels between rib described in adjacent two, described second guide post passes described valve seat back-up ring.
The two-in-one Non-return gate valve of one the most according to claim 1, it is characterised in that described check-valve cap Inside be provided with flap back-up ring, described flap back-up ring is fixed by the inwall of some ribs with described check-valve cap Connecting, form some water stream channels described in adjacent two between rib, described first guide post passes described flap Back-up ring.
The two-in-one Non-return gate valve of one the most according to claim 1, it is characterised in that outside described flashboard Portion is provided with some guide grooves, described guide groove to offer direction parallel with the central shaft of described flashboard.
5. according to the two-in-one Non-return gate valve of the one described in claim 1 or 4, it is characterised in that described valve body The inwall of arm be provided with the some guide rails corresponding with described some guide grooves, described each guide groove be placed on described often Outside one guide rail.
The two-in-one Non-return gate valve of one the most according to claim 1, it is characterised in that described valve rod passes One end of described valve gap is provided with some O grooves, and the outside of each described O groove is cased with an O.
The two-in-one Non-return gate valve of one the most according to claim 1, it is characterised in that also include: handle, Described taper knob is connected on described gland.
CN201620364801.0U 2016-04-26 2016-04-26 Two unification non return gate valves Active CN205605867U (en)

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Application Number Priority Date Filing Date Title
CN201620364801.0U CN205605867U (en) 2016-04-26 2016-04-26 Two unification non return gate valves

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Application Number Priority Date Filing Date Title
CN201620364801.0U CN205605867U (en) 2016-04-26 2016-04-26 Two unification non return gate valves

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110860125A (en) * 2019-12-23 2020-03-06 龙岩市九州圣宏网络科技有限公司 Filtering structure of pre-packaged food raw material impurity removal device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110860125A (en) * 2019-12-23 2020-03-06 龙岩市九州圣宏网络科技有限公司 Filtering structure of pre-packaged food raw material impurity removal device

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