CN207598985U - A kind of Double sluice valve - Google Patents

Abstract

The utility model discloses a kind of Double sluice valves of valve technology field.The valve includes valve body, valve chamber is formed in valve body, valve body both sides are equipped with inlet port and outlet port, body top sets cylinder, the lower end setting connecting seat of cylinder piston rod, the both ends setting flashboard of connecting seat, discharge port position are equipped with fixed seat, and fixed seat offers inner via hole, intermediate throughholes, accessibke porosity successively from inside to outside；Fixed seat has been removably installed flange, and flange includes flange part and mounting portion, and flange part includes inner annular flange, more intermediate annular flange, outer annular flange successively from inside to outside；Outer annular flange penetrates intermediate throughholes, and the center of flange is equipped with flange through-hole, and the whole body of outer annular flange is equipped with the groove for connecting flange through-hole；The circular passage for connecting groove is formed between the inner wall of intermediate throughholes and the outer wall of outer annular flange, the top of fixed seat is equipped with the air inlet for connecting circular passage.The utility model is blown out remaining medium by air blast, improves leakproofness.

Description

A kind of Double sluice valve

Technical field

The utility model is related to valve technology field, more particularly to a kind of Double sluice valve.

Background technology

Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting Or the functions such as overflow pressure relief.A kind of utility model is disclosed in the prior art, and application No. is CN201320836388.X, authorize public It accuses number for CN203594809U, authorized announcement date 20140514, a kind of pneumatic ceramic Double sluice valve of title, including valve body And double-surface ceramics flashboard assembly, double-surface ceramics flashboard assembly are made of left plate body, right panel body and ceramic ring flat-plate, left plate body and right panel The ceramic embedded ring flat-plate of the outer end face of body, the ceramic ring flat-plates of double-surface ceramics flashboard assembly both sides respectively with left ceramic valve seat and right pottery Porcelain valve seat is corresponding, and left plate body and right panel body are mounted on supporter, and supporter is equipped with centre bore, and bullet is built-in in centre bore Spring and fore-set, fore-set is two and is attached separately to the both ends of spring, and free rolling steel ball, two tops are included on the outside of fore-set Steel ball on column respectively with left plate body, right panel body center at be pressed against each other.Supporter is driven by Telescopic-cylinder in the prior art It moves up and down, so as to which left plate body and right panel body be driven to move up and down for opening/shutting valve, elastic potential is generated by the setting of spring Can, steel ball is compressed into left plate body, right panel body center, improves sealing effect, still, still there are the following problems：Medium is through valve body During circulation, medium is easily remained at valve openings, when valve is closed, remaining medium ceramic ring flat-plate easy to wear, left ceramics Valve seat and right ceramic valve seat, cause medium to leak, service life is short.

Utility model content

The purpose of this utility model is to provide a kind of Double sluice valve for reducing abrasion.

In order to realize above-mentioned purpose of utility model, the following technical solution that the utility model Double sluice valve uses：

A kind of Double sluice valve including valve body, forms valve chamber in valve body, the valve body both sides are symmetrically equipped with and are connect with valve chamber Logical inlet port and outlet port, the body top are vertically provided with cylinder, and cylinder piston rod is stretched into valve chamber, cylinder piston rod Lower end be horizontally arranged with connecting seat, flashboard is vertically provided between the both ends of the connecting seat and valve chamber inner wall, wherein one Flashboard is used for sealed feed inlet, and for sealing material mouth, the outside that the discharge port position is located at valve body is equipped with admittedly another flashboard Reservation, the fixed seat are set as the annular shape of indent, the fixed seat offer successively from inside to outside mutually connect it is interior logical Hole, intermediate throughholes, accessibke porosity, the inner via hole are connected with discharge port, and the aperture of inner via hole is less than the aperture of intermediate throughholes, in Between through-hole aperture be less than accessibke porosity aperture；The fixed seat has been removably installed flange, and flange includes the shape that extends outwardly Into flange part and the mounting portion for installation, it is convex that the flange part includes inner annular flange, more intermediate annular successively from inside to outside Edge, outer annular flange, the outer diameter of outer annular flange are less than the outer diameter of more intermediate annular flange, and the outer diameter of more intermediate annular flange is less than interior The outer diameter of collar flange；The outer annular flange penetrates intermediate throughholes and compresses inner via hole outer wall, and the center of the flange is equipped with The flange through-hole of inner via hole is connected, the whole body of the outer annular flange offers the groove for connecting flange through-hole；The outer shroud The outer diameter of shape flange is less than the aperture of intermediate throughholes, and it is recessed that connection is formed between the inner wall of intermediate throughholes and the outer wall of outer annular flange The circular passage of slot, the top of the fixed seat are equipped with the air inlet for connecting circular passage, and the air inlet position is equipped with and is used for The blast pipe of air inlet, the blast pipe are connected with air-jet device.The outer annular flange of flange is penetrated fixed seat by the utility model Intermediate throughholes in, circular passage, the week of outer annular flange are formed between the outer wall of outer annular flange and the inner wall of intermediate throughholes Body sets groove, and groove is respectively turned on circular passage and flange through-hole, also, be equipped at the top of fixed seat connect circular passage into Air port, wind sequentially passes through circular passage from air inlet, groove enters in flange through-hole, since flange through-hole and discharge port are connected, The medium for remaining in discharge port is blown out by the wind blasted, remaining Mediawear discharge port is prevented, influences the sealing of valve Property.

Preferably, the circumference of the groove along outer annular flange is placed equidistant with multiple.By the setting of multiple grooves, it is convenient for Wind enters through circular passage in flange through-hole.

Preferably, the aperture of the flange through-hole is consistent with the aperture of inner via hole.The aperture of flange through-hole and inner via hole Aperture is consistent, and medium is facilitated to discharge.

Preferably, the outer diameter of the more intermediate annular flange is consistent with the aperture of accessibke porosity, and accessibke porosity outer wall compresses inner annular Flange.Flange is fitted close with fixed seat, and installation is firm, meanwhile, outer wall and the accessibke porosity inner wall of more intermediate annular flange closely paste It closes, accessibke porosity outer wall compresses inner annular flange, improves leakproofness.

Preferably, the fixed seat edge is along the circumferential direction equipped with multiple first mounting holes, and the flange periphery is circumferentially Direction is equipped with multiple and matched second mounting hole of the first mounting hole, and fastener passes through the second mounting hole and the first mounting hole will Flange is fixed in fixed seat.The setting of first mounting hole is multiple, and the setting of the second mounting hole is multiple, and installation is stablized, meanwhile, by tight Flange is fixed in fixed seat by firmware, installation easy to disassemble, easy to use.

Preferably, centre bore is horizontally arranged in the connecting seat, spring is provided in centre bore, the both ends of spring are solid Surely there is the spring fore-set for compressing flashboard center.By the setting of spring, elastic potential energy is provided, spring fore-set is compressed in flashboard The heart improves the leakproofness of flashboard.

Preferably, the one side of the flashboard face valve interior wall be equipped with the first ceramic wafer, the valve interior wall be located at into Material mouth edge is equipped with the second ceramic wafer for being in contact with the first ceramic wafer, and the valve interior wall is located at discharge port edge equipped with the The second ceramic wafer that one ceramic wafer is in contact.By the setting of the first ceramic wafer and the second ceramic wafer, wearability is improved.

Preferably, the area of first ceramic wafer is more than the area of the second ceramic wafer.The area of first ceramic wafer is more than The area of second ceramic wafer reduces the abrasion of flashboard.

Preferably, the body top is equipped with the stent convenient for cylinder barrel installation.By the setting of stent, convenient for cylinder Installation is stablized.

Preferably, the air-jet device is air blower.Wind is blasted by blast pipe by air blower, and after through air inlet according to It is secondary that circular passage, groove is passed through to enter in flange through-hole, since flange through-hole and discharge port are connected, will be remained by the wind blasted It is blown out in the medium of discharge port, prevents remaining Mediawear discharge port.

Compared with prior art, the beneficial effects of the utility model are：

1st, the utility model penetrates the outer annular flange of flange in the intermediate throughholes of fixed seat, the outer wall of outer annular flange Circular passage is formed between the inner wall of intermediate throughholes, the top setting groove of outer annular flange, it is logical that groove is respectively turned on annular Road and flange through-hole, also, the air inlet for connecting circular passage is equipped at the top of fixed seat, it is entered the wind by blast pipe, wind is from air inlet Mouth sequentially passes through circular passage, groove enters in flange through-hole, will by the wind blasted since flange through-hole and discharge port are connected The medium blowout of discharge port is remained in, remaining Mediawear discharge port is prevented, improves the leakproofness of valve, service life is long；

2nd, more intermediate annular flange compresses accessibke porosity inner wall, and accessibke porosity outer wall compresses inner annular flange, improves flange installation Leakproofness and stability.

Description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the structure diagram of fixed seat；

Fig. 3 is the right view of Fig. 2；

Fig. 4 is the vertical view of Fig. 2；

Fig. 5 is the structure diagram of flange；

Fig. 6 is the left view of Fig. 5；

Fig. 7 is the vertical view of Fig. 5；

Fig. 8 is A portions enlarged drawing in Fig. 1.

Wherein, 1 cylinder, 2 stents, 3 valve bodies, 4 piston rods, 5 blast pipes, 6 circular passages, 7 flashboards, 8 discharge ports, 9 flanges, 91 mounting portions, 92 flange through-holes, 93 second mounting holes, 94 flange parts, 94a grooves, 94b outer annular flanges, 94c more intermediate annulars are convex Edge, 94d inner annular flanges, 10 fasteners, 11 fixed seats, 11a air inlets, 11b accessibke porosities, 11c intermediate throughholes, 11d first pacify Fill hole, 11e inner via holes, 12 spring fore-sets, 13 centre bores, 14 springs, 15 feed inlets, 16 connecting seats, 17 valve chambers, 18 first ceramics Plate, 19 second ceramic wafers, 20 air-jet devices.

Specific embodiment

With reference to embodiment, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for Bright the utility model rather than limitation the scope of the utility model, after the utility model has been read, people in the art Member falls within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.

As shown in figures 1-8, a kind of Double sluice valve including valve body, forms valve chamber 17,3 both sides of valve body are symmetrically in valve body 3 Equipped with the feed inlet 15 and discharge port 8 connected with valve chamber 17,3 top of valve body is vertically provided with cylinder 1, and 3 top of valve body is equipped with just In the stent 2 of 1 cylinder barrel of cylinder installation, cylinder piston rod 4 is stretched into valve chamber 17, and the lower end of cylinder piston rod 4 is horizontally arranged with company Joint chair 16 is vertically provided with flashboard 7 between 17 inner wall of both ends and valve chamber of connecting seat 16, wherein a flashboard 7 for seal into Material mouth 15, for another flashboard 7 for sealing material mouth 8, the one side of 7 face valve body of flashboard, 3 inner wall is equipped with the first ceramic wafer 18, valve 3 inner wall of body is located at 15 edge of feed inlet and is equipped with the second ceramic wafer 19 being in contact with the first ceramic wafer 18, and 3 inner wall of valve body is located at 8 edge of material mouth is equipped with the second ceramic wafer 19 being in contact with the first ceramic wafer 18, and the area of the first ceramic wafer 18 is more than the second pottery The area of porcelain plate 19；Centre bore 13 is horizontally arranged in connecting seat 16, spring 14, the both ends of spring 14 are provided in centre bore 13 It is respectively and fixedly provided with the spring fore-set 12 for compressing 7 center of flashboard；The outside that 8 position of discharge port is located at valve body 3 is equipped with fixed seat 11, fixed Seat 11 is set as the annular shape of indent, and fixed seat 11 offers the inner via hole 11e mutually connected, intermediate throughholes successively from inside to outside 11c, accessibke porosity 11b, inner via hole 11e are connected with discharge port 8, and the aperture of inner via hole 11e is less than the aperture of intermediate throughholes 11c, The aperture of intermediate throughholes 11c is less than the aperture of accessibke porosity 11b；Fixed seat 11 has been removably installed flange 9,11 edge of fixed seat Multiple first mounting hole 11d are along the circumferential direction equipped with, 9 edge of flange is along the circumferential direction equipped with multiple with the first mounting hole 11d phases Second mounting hole 93 of cooperation, fastener 10 pass through the second mounting hole 93 and the first mounting hole 11d that flange 9 is fixed on fixed seat On 11；Flange 9 includes the flange part 94 that extends outward to form and the mounting portion 91 for installation, and flange part 94 is from inside to outside successively Outer diameter including inner annular flange 94d, more intermediate annular flange 94c, outer annular flange 94b, outer annular flange 94b is less than intermediate ring The outer diameter of shape flange 94c, the outer diameter of more intermediate annular flange 94c are less than the outer diameter of inner annular flange 94d；Outer annular flange 94b is worn Entering intermediate throughholes 11c and compress inner via hole 11e outer walls, the outer diameter of more intermediate annular flange 94c is consistent with the aperture of accessibke porosity 11b, Accessibke porosity 11b outer walls compress inner annular flange 94d；The center of flange 9 is equipped with the flange through-hole 92 for connecting inner via hole 11e, flange The aperture of through-hole 92 is consistent with the aperture of inner via hole 11e, and the whole body of outer annular flange 94b, which offers, connects the recessed of flange through-hole 92 The circumference of slot 94a, groove 94a along outer annular flange 94b are placed equidistant with multiple；The outer diameter of outer annular flange 94b is less than intermediate logical The aperture of hole 11c, the annular that connection groove 94a is formed between the inner wall of intermediate throughholes 11c and the outer wall of outer annular flange 94b are led to Road 6, the top of fixed seat 11 are equipped with the air inlet 11a for connecting circular passage 6, and air inlet 11a positions are equipped with the spray for air inlet Air hose 5, blast pipe 5 are connected with air-jet device 20, and air-jet device 20 is air blower.

The specific work process and principle of the utility model：Cylinder 1, which stretches out, drives connecting seat 16 to move downward, so as to drive The flashboard 7 for being arranged on 16 both ends of connecting seat moves downward, until 7 sealed feed inlet 15 of flashboard and discharge port 8, the first ceramic wafer 18 It fits with the second ceramic wafer 19, valve is closed, at this point, due to setting spring 14, spring 14 in the centre bore 13 of connecting seat 16 Both ends are fixed with spring fore-set 12, and spring fore-set 12 compresses 7 center of flashboard always under the release of 14 elastic potential energy of spring, improve The leakproofness of flashboard 7；Connecting seat 16 is driven to move upwards when cylinder 1 is shunk, so as to which flashboard 7 be driven to move upwards, valve is opened, At this point, medium enters valve chamber 17 from feed inlet 15, then to be discharged from discharge port 8, medium easily remains in 8 position of discharge port, when First ceramic wafer, 18 and second ceramic wafer 19 easy to wear when flashboard 7 seals, at this point, in order to which residual dielectric is discharged, to discharging 8 air blast of mouth blow out medium, wind are blasted blast pipe 5, then enter in circular passage 6 through air inlet 11a by air blower, then Groove 94a through connecting circular passage 6 enters in flange through-hole 92, since flange through-hole 92 and discharge port 8 are connected, by blasting Wind will remain in discharge port 8 medium blowout, prevent remaining Mediawear discharge port 8, influence the leakproofness of valve.

Claims (10)

1. a kind of Double sluice valve including valve body, forms valve chamber in valve body, the valve body both sides are symmetrically equipped with and are connected with valve chamber Inlet port and outlet port, the body top is vertically provided with cylinder, and cylinder piston rod is stretched into valve chamber, cylinder piston rod Lower end is horizontally arranged with connecting seat, and flashboard is vertically provided between the both ends of the connecting seat and valve chamber inner wall, wherein a lock Plate is used for sealed feed inlet, and another flashboard is used to seal material mouth, it is characterised in that：The discharge port position is located at the outer of valve body Side is equipped with fixed seat, and the fixed seat is set as the annular shape of indent, and the fixed seat offers phase mutual connection successively from inside to outside Logical inner via hole, intermediate throughholes, accessibke porosity, the inner via hole are connected with discharge port, and the aperture of inner via hole is less than intermediate throughholes Aperture, the apertures of intermediate throughholes is less than the aperture of accessibke porosity；The fixed seat has been removably installed flange, flange include to The flange part and the mounting portion for installation extended to form outside, the flange part from inside to outside successively include inner annular flange, in Between collar flange, outer annular flange, the outer diameter of outer annular flange is less than the outer diameter of more intermediate annular flange, more intermediate annular flange it is outer Diameter is less than the outer diameter of inner annular flange；The outer annular flange penetrates intermediate throughholes and compresses inner via hole outer wall, the flange Center is equipped with the flange through-hole for connecting inner via hole, and the whole body of the outer annular flange offers the groove for connecting flange through-hole； The outer diameter of the outer annular flange is less than the aperture of intermediate throughholes, shape between the inner wall of intermediate throughholes and the outer wall of outer annular flange Into the circular passage for connecting groove, the top of the fixed seat is equipped with the air inlet for connecting circular passage, the air inlet position Equipped with the blast pipe for air inlet, the blast pipe is connected with air-jet device.

2. Double sluice valve according to claim 1, it is characterised in that：The groove is equidistant along the circumference of outer annular flange It sets multiple.

3. Double sluice valve according to claim 1, it is characterised in that：The aperture of the flange through-hole and the hole of inner via hole Diameter is consistent.

4. Double sluice valve according to claim 1, it is characterised in that：The outer diameter and accessibke porosity of the more intermediate annular flange Aperture it is consistent, accessibke porosity outer wall compresses inner annular flange.

5. Double sluice valve according to claim 1, it is characterised in that：The fixed seat edge is along the circumferential direction equipped with more A first mounting hole, the flange periphery are along the circumferential direction equipped with multiple and matched second mounting hole of the first mounting hole, tightly Firmware passes through the second mounting hole and the first mounting hole that flange is fixed in fixed seat.

6. Double sluice valve according to claim 1, it is characterised in that：Centre bore is horizontally arranged in the connecting seat, Spring is provided in centre bore, the both ends of spring are respectively and fixedly provided with the spring fore-set for compressing flashboard center.

7. Double sluice valve according to claim 1, it is characterised in that：The one side of the flashboard face valve interior wall is set There is the first ceramic wafer, the valve interior wall is located at feed hole edges and is equipped with the second ceramic wafer being in contact with the first ceramic wafer, institute It states valve interior wall and is located at discharge port edge equipped with the second ceramic wafer being in contact with the first ceramic wafer.

8. Double sluice valve according to claim 7, it is characterised in that：The area of first ceramic wafer is more than the second pottery The area of porcelain plate.

9. Double sluice valve according to claim 1, it is characterised in that：The body top is equipped with pacifies convenient for cylinder barrel The stent of dress.

10. Double sluice valve according to claim 1, it is characterised in that：The air-jet device is air blower.