CN204310808U - A kind of filling valve - Google Patents
A kind of filling valve Download PDFInfo
- Publication number
- CN204310808U CN204310808U CN201420712071.XU CN201420712071U CN204310808U CN 204310808 U CN204310808 U CN 204310808U CN 201420712071 U CN201420712071 U CN 201420712071U CN 204310808 U CN204310808 U CN 204310808U
- Authority
- CN
- China
- Prior art keywords
- sealing shroud
- installation portion
- blocked shot
- groove
- reduction section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of filling valve, comprise valve body and blocked shot, valve body to diminish formation reducing gradually at inner chamber bottom end internal diameter, blocked shot stretches into inner chamber from the top of valve body, the bottom of blocked shot is provided with poted assemblies, poted assemblies comprises installation portion and wraps the sealing shroud of installation portion, sealing shroud has the cavity of accommodating installation portion, the top of installation portion has the body of rod passing sealing shroud and be connected with blocked shot, the top wall body of sealing shroud is provided with the opening for making the body of rod pass, installation portion has support portion, in the middle part of sealing shroud, external diameter reduces formation first reduction section from top to down gradually, the sidewall of installation portion has the first groove, the internal face of sealing shroud top wall body has the first flange, the end face of installation portion has the second groove, sealing shroud inwall has the second flange.The utility model sealing connects tight, and occur without leakage situation, Installation and Debugging are easy, without the need to the alignment function that precision is high.
Description
Technical field
The utility model relates to a kind of filling valve.
Background technology
Filling valve comprises valve body 1 and blocked shot 2, it is inner that blocked shot 2 is positioned at valve body 1, the mode contacted with face by face between blocked shot 2 with valve body 1 forms liquid sealing annexation, and as shown in figure 12, valve body 1 is positioned at the connecting portion of blocked shot 2 this end that valve body 1 is provided with discharging opening to its structure; Liquid sealing connection structure described here is made up of the sphere of the sphere on blocked shot, valve inner, and the radius of two spheres is different, therefore forms the connection mode of linear contact lay after contact.Sphere between two different radiis contacts with each other and forms the relation of line connection, and reaches seal request with this, higher to the processing request of sphere; In addition, require harsh to the setting accuracy of blocked shot, if the centre of sphere of two spheres has the situation of the line of centers deviating from blocked shot, the connection tightness degree so between two spheres presents difference at different parts.Just because of this, it is not tight that the filling valve of actual production and processing gained there will be liquid sealing, there is the situation of leakage.
Summary of the invention
Technical problem to be solved in the utility model is that the liquid sealing that the existing filling valve of improvement exists is not tight, there is the situation of leakage, object is to provide a kind of filling valve, seal tight, occur without leakage situation, not easily occur the situation that sealing shroud and installation portion are peeled off, Installation and Debugging are easy, without the need to the alignment function that precision is high.
For solving above-mentioned existing technical matters, the utility model adopts following scheme: a kind of filling valve, comprise valve body and blocked shot, described valve body has inner chamber, described blocked shot is arranged in inner chamber, described valve body to diminish formation reducing gradually at inner chamber one end place internal diameter, described blocked shot is provided with poted assemblies towards one end of reducing, described poted assemblies comprises installation portion and sealing shroud, described sealing shroud wraps up and is attached to outside installation portion, described sealing shroud has the embedding position embedding installation portion, described installation portion has the caulking groove position for make embedding position embed corresponding with embedding position, described embedding position embeds caulking groove position, described installation portion is provided with connecting portion, described installation portion is connected with blocked shot by connecting portion, described installation portion comprises support portion, the top wall body of described sealing shroud is clamped between blocked shot and support portion, described sealing shroud has and is reducing the first formed reduction section from blocked shot gradually to reducing bearing of trend top external diameter, described first reduction section outside wall surface is sphere, described sealing shroud to be contacted at the wall of reducing place by the first reduction section outside wall surface and valve body and coordinates with valve seal.Wherein, sealing shroud is attached on pedestal, as sealing shroud by adhesion, that deadlocked and Shooting Technique is directly injection-moulded in pedestal is first-class, make between sealing shroud and pedestal, to form compact siro spinning technology relation, unless under stripping state, otherwise sealing shroud can not opposite base generation relative motion, sealing shroud good fixing effect, sphere can be the face identical with spherome surface, also can be the level and smooth cambered surface being similar to spherome surface.
As preferably, described embedding position is the first flange being located at sealing shroud madial wall, described caulking groove position is the first groove of the sidewall arranging installation portion, and the first flange is embedded in the first groove, and described first groove and the first flange are all positioned at the side that the first reduction section deviates from blocked shot.
As preferably, the internal diameter of described sealing shroud at the first reduction section place is also reducing on reducing direction gradually from blocked shot, described installation portion is also reducing formation second reduction section gradually from blocked shot at the first reduction section position place diameter on reducing direction, and described second reduction section is positioned at the side that support portion deviates from blocked shot.
As preferably, described sealing shroud forms the cylindrical-shaped structure of a hollow in the one end away from blocked shot, described first reduction section is between blocked shot and cylindrical-shaped structure, described first flange is located at the madial wall of cylindrical-shaped structure, described installation portion stretches into the cylinder in cylindrical-shaped structure in the second reduction section bottom formation one, described cylindrical diameter is less than the diameter of the second reduction section, and described first groove is located at cylindrical sidewall.
As preferably, described connecting portion is arranged with mount pad, described mount pad has the through hole for making connecting portion pass, described mount pad is between blocked shot and sealing shroud, be sealed and matched between described mount pad and blocked shot, be sealed and matched between described mount pad and sealing shroud, described installation portion has around connecting portion second groove of a week towards the side of blocked shot, corresponding second groove of described sealing shroud inwall has the second flange stretched in the second groove, the bottom end face of described mount pad is provided with around connecting portion the 3rd groove of a week, the outside wall surface of described sealing shroud top wall body is provided with the 3rd flange stretched in the 3rd groove, described 3rd flange is greater than the distance of the second groove to installation portion line of centers to the distance of installation portion line of centers.By arranging mount pad, poted assemblies is avoided directly to contact with blocked shot when mounted, reduce poted assemblies turn in installation process with blocked shot friction and the distortion that produces, 3rd flange and the second groove are formed and are dislocatedly distributed, the outside wall body of the second groove can be made by sealing shroud top in the 3rd groove, the deformation direction of sealing shroud can better be controlled.
As preferably, described connecting portion sidepiece has the abutting portion being butted on mount pad.
As preferably, the outside face of described installation portion has some trickle screw threads.
As preferably, be provided with pin between described connecting portion and mount pad, described mount pad has along the axially extended cotter way of mount pad, and described connecting portion has pin-and-hole, and described stud portion is arranged in pin-and-hole, part stretches into cotter way.
Beneficial effect:
A kind of filling valve that the utility model adopts technique scheme to provide, the poted assemblies be made up of installation portion and sealing shroud is installed in the bottom of blocked shot, installation portion is connected with blocked shot by connecting portion, sealing shroud to be contacted at the wall of reducing place by the first reduction section outside wall surface and valve body and form the relation that is tightly connected between valve body, seal tight, occur without leakage situation, by the first groove and the first flange between sealing shroud and installation portion, second groove and the cooperation of the second flange realize sealing shroud and are securely in place installation portion, not easily there is the situation that sealing shroud and installation portion are peeled off, Installation and Debugging are easy, without the need to the alignment function that precision is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 be in Fig. 1 A-A to cutaway view;
Fig. 3 is the enlarged drawing at A place in Fig. 2;
Fig. 4 is the structural representation of valve body;
Fig. 5 is the structural representation of pipe link;
Fig. 6 is the cutaway view of structure shown in Fig. 5;
Fig. 7 is the structural representation of sealing shroud;
Fig. 8 is the cutaway view of structure shown in Fig. 7;
Fig. 9 is the structural representation of mount pad;
Figure 10 is the cutaway view of structure shown in Fig. 9;
Figure 11 is the upward view of structure shown in Fig. 9;
Figure 12 is the structural representation of existing filling valve.
Detailed description of the invention
As Fig. 1 to 11 is depicted as a kind of embodiment of a kind of filling valve of the utility model, it comprises valve body 1 and blocked shot 2, valve body 1 has the inner chamber 11 running through valve body about 1 two ends, inner chamber 11 is cylindrical cavity, blocked shot 2 is arranged in inner chamber 11, valve body 1 diminishes gradually at inner chamber 11 bottom end internal diameter and forms reducing 12, and valve body 1 is the construction profile of round platform at the wall at reducing 12 place, the bottom of blocked shot 2 is provided with the poted assemblies be made up of installation portion and sealing shroud 4, it sealing component integration is axially symmetric structure, in sealing assembly, installation portion is wrapped in sealing shroud 4, sealing shroud 4 inside forms the cavity 41 of a parcel installation portion, the bottom of sealing shroud 4 and sidepiece are all closed, the top of installation portion is provided with shaft-like connecting portion 3, connecting portion 3 passes sealing shroud 4 and is threaded with blocked shot 2, the outer wall of connecting portion 3 top end is provided with outside thread, the bottom of blocked shot 2 is provided with blind hole 21, blind hole 21 is by upper, lower two sections of stepped holes formed, hypomere aperture is larger, epimere aperture is less and with negative thread, connecting portion 3 top stretch in blind hole 21 with blocked shot 2 screw-threaded engagement, sealing shroud 4 top wall body has the opening 42 for making connecting portion 3 pass, sealing shroud 4 from top to bottom by the larger cylindrical-shaped structure of external diameter, one the first reduction section 45 of reducing gradually of external diameter and the less cylindrical-shaped structure of external diameter form from top to bottom, sealing shroud 4 to be contacted at the wall at reducing 12 place by the first reduction section 45 outside wall surface and valve body and coordinates with valve seal, the outside wall surface of the first reduction section 45 is sphere, first reduction section 45 outside wall surface and valve body, when the wall at reducing 12 place contacts, form tangent position relationship therebetween, installation portion is from top to bottom by support portion 31, second reduction section 32 and cylinder 33 form, the cylindrical-shaped structure position that the position of support portion 31 is larger with sealing shroud 4 external diameter is corresponding, the position of the second reduction section 32 is corresponding with the position of the first reduction section 45, the cylindrical-shaped structure position that the position of cylinder 33 is less with sealing shroud 4 external diameter is corresponding, the diameter of support portion 31 is greater than the diameter of connecting portion 3, the diameter of support portion 31 is greater than the diameter of cylinder 33, the diameter of the second reduction section 32 diminishes from top to bottom gradually, the diameter of opening 42 equals the diameter of connecting portion 3 but is less than the maximum gauge of support portion 31, the outside wall surface of the first reduction section 45 is parallel to the outside wall surface of the second reduction section 32, this structure makes the wall thickness of the first reduction section 45 more even, sealing shroud 4 easily shaping, each position stress equilibrium of another aspect sealing shroud 4, can extend the use service life of sealing shroud 4 on the one hand, the sidepiece of cylinder 33 has circumferential hoop around cylinder first groove 34 of 33 1 weeks, sealing shroud 4 corresponding first groove 34 place on inwall is provided with the first flange 43, first flange 43 also circumferential hoop stretches in the first groove 34 around sealing shroud 4 inwall one week, first groove 34 towards the protrusion direction with the first flange 43 all perpendicular to the line of centers of cylinder 33, first groove 34 and the first flange 43 coordinate, and effect fixes and limits the deformation tendency of sealing shroud 4, the end face of support portion 31 has around connecting portion second groove 35 of 3 one weeks, second groove 35 is close to connecting portion 3, sealing shroud 4 corresponding second groove 35 place on inwall is provided with the second flange 44, second flange 44 also stretches in the second groove 35 around connecting portion 3 one weeks, second groove 35 towards and the protrusion direction of the second flange 44 be all parallel to the line of centers of support portion 31, in the present embodiment, the line of centers of support portion 31 and the line of centers of installation portion are on the same line.
Connecting portion 3 is arranged with mount pad 5, mount pad 5 has the through hole 51 for making connecting portion 3 pass of corresponding connection parts 3, the top of mount pad 5 has the extension 54 stretched in blind hole 21, extension 54 is ring body, the integrative-structure be formed in one with mount pad 5, extension 54 and connecting portion 3, equal free-running fit between extension 54 and blocked shot 2, stepped shaft structure is formed between extension 54 and mount pad 5, the junction of the two forms shaft shoulder end face 55, blocked shot 2 realizes offseting with mount pad 5 by being against on shaft shoulder end face 55, shaft shoulder end face 55 have around extension the 4th groove 56 of 54 1 weeks, O type circle 6 is installed in the 4th groove 56, be sealed and matched by O type circle 6 between mount pad 5 and blocked shot 2, the bottom end face of mount pad 5 is provided with around connecting portion the 3rd groove 52 of 3 one weeks, the end face of the top wall body of sealing shroud 4 is provided with position three flange 46 corresponding with the 3rd groove 52,3rd flange 46 also stretches in the 3rd groove 52 around connecting portion 3 one weeks, the 3rd groove 52 towards and the protrusion direction of the 3rd flange 46 be all parallel to the line of centers of mount pad 5, 3rd flange 46 is greater than the distance of the second groove 35 to the line of centers of installation portion to the distance of the line of centers of installation portion, and now the second groove 35 and the 3rd groove 52 are in staggered distribution on the direction of the line of centers of vertical connecting.The effect of mount pad 5 is not only for fixing seal cover 4, in installation process, importantly prevent sealing shroud 4 from directly contacting with blocked shot 2, because pipe link is connected with blocked shot by turning mode, if there is no mount pad 5, certainly will directly contact with blocked shot by sealing shroud, so between blocked shot and sealing shroud, produce friction, damage sealing shroud.Connecting portion 3 is by upper and lower stepped shaft structure dimerous, the radius of upper part is less, stretch in through hole 51, the radius of lower part is greater than the diameter of through hole 51, the shaft shoulder end face that upper and lower two-part connecting portion is formed forms the abutting portion 37 being butted on mount pad 5 bottom end face, can avoid mount pad 5 excessively compressing sealing shroud 4.
Pin 7 is installed between connecting portion 3 and mount pad 5, inwall mount pad 5 being positioned at through hole 51 lower end has two along the axially extended cotter way 53 of mount pad 5, two cotter ways 53 are symmetrical, connecting portion 3 has pin-and-hole 36, pin-and-hole 36 runs through the both sides of connecting portion 3, pin 7 is arranged in pin-and-hole 36, and the two ends of pin 7 all exceed pin-and-hole 36 and respectively extend in a cotter way 53, realizes circumference relatively fix and move axially between connecting portion 3 and mount pad 5 by pin 7.
During manufacture, sealing shroud 4 is attached on installation portion by Shooting Technique and realizes wrapping installation portion, and the bottom end face of cylinder 33 is arranged to circular conical surface, and sealing shroud can be made to be better shaped in injection molding process; Outside wall surface on the surface of installation portion as the first groove 34 wall, the second reduction section 32 can arrange trickle screw thread to increase surface to increase the contact site with sealing shroud 4, so that sealing shroud is attached on installation portion more closely.
Claims (7)
1. a filling valve, comprise valve body (1) and blocked shot (2), described valve body (1) has inner chamber (11), described blocked shot (2) is arranged in inner chamber (11), described valve body (1) diminishes gradually at inner chamber (11) one end place internal diameter and forms reducing (12), described blocked shot (2) is provided with poted assemblies towards one end of reducing, it is characterized in that: described poted assemblies comprises installation portion and sealing shroud (4), described sealing shroud (4) wraps up and is attached to outside installation portion, described sealing shroud (4) has inwall and embeds position, described installation portion has the caulking groove position for make embedding position embed corresponding with embedding position, described embedding position embeds caulking groove position, described installation portion is provided with connecting portion (3), described installation portion is connected with blocked shot (2) by connecting portion (3), described installation portion comprises support portion (31), the top wall body of described sealing shroud is clamped between blocked shot and support portion, described sealing shroud (4) has and is reducing formed the first reduction section (45) gradually from blocked shot (2) to reducing bearing of trend top external diameter, described first reduction section (45) outside wall surface is sphere, described sealing shroud (4) to be contacted at the wall of reducing place by the first reduction section (45) outside wall surface and valve body and coordinates with valve seal, the internal diameter of described sealing shroud (4) at the first reduction section (45) place is also reducing on reducing direction gradually from blocked shot (2).
2. a kind of filling valve according to claim 1, it is characterized in that: described embedding position is for being located at first flange (43) of sealing shroud (4) madial wall, described caulking groove position is first groove (34) of the sidewall arranging installation portion, first flange (43) is embedded in the first groove (34), and described first groove (34) and the first flange (43) are all positioned at the side that the first reduction section (45) deviates from blocked shot (2).
3. a kind of filling valve according to claim 2, it is characterized in that: described installation portion is also reducing formation second reduction section (32) gradually from blocked shot (2) at the first reduction section (45) position place diameter on reducing direction, and described second reduction section (32) is positioned at the side that support portion (31) deviates from blocked shot (2).
4. a kind of filling valve according to claim 3, it is characterized in that: described sealing shroud (4) forms the cylindrical-shaped structure of a hollow in the one end away from blocked shot (2), described first reduction section (45) is positioned between blocked shot (2) and cylindrical-shaped structure, described first flange (43) is located at the madial wall of cylindrical-shaped structure, described installation portion stretches into the cylinder (33) in cylindrical-shaped structure in the second reduction section (32) bottom formation one, the diameter of described cylinder (33) is less than the diameter of the second reduction section (32), described first groove (34) is located at the sidewall of cylinder (33).
5. according to the arbitrary described a kind of filling valve of Claims 1-4, it is characterized in that: described connecting portion (3) is arranged with mount pad (5), described mount pad (5) has the through hole (51) for making connecting portion (3) pass, described mount pad (5) is positioned between blocked shot (2) and sealing shroud (4), be sealed and matched between described mount pad (5) and blocked shot (2), be sealed and matched between described mount pad (5) and sealing shroud (4), described installation portion has around connecting portion second groove (35) of (3) weeks towards the side of blocked shot, corresponding second groove (35) place of described sealing shroud (4) inwall has the second flange (44) stretched in the second groove (35), the bottom end face of described mount pad (5) is provided with around connecting portion the 3rd groove (52) of (3) weeks, the outside wall surface of described sealing shroud (4) top wall body is provided with the 3rd flange (46) stretched in the 3rd groove (52), described 3rd flange (46) is greater than the distance of the second groove (35) to installation portion line of centers to the distance of installation portion line of centers.
6. a kind of filling valve according to claim 5, is characterized in that: described connecting portion (3) sidepiece has the abutting portion (37) being butted on mount pad (5).
7., according to the arbitrary described a kind of filling valve of Claims 1-4, it is characterized in that: the outside face of described installation portion has trickle screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712071.XU CN204310808U (en) | 2014-11-24 | 2014-11-24 | A kind of filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712071.XU CN204310808U (en) | 2014-11-24 | 2014-11-24 | A kind of filling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204310808U true CN204310808U (en) | 2015-05-06 |
Family
ID=53133135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420712071.XU Expired - Fee Related CN204310808U (en) | 2014-11-24 | 2014-11-24 | A kind of filling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204310808U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390017A (en) * | 2014-11-24 | 2015-03-04 | 杭州中亚机械股份有限公司 | Filling valve |
| CN106051264A (en) * | 2016-07-29 | 2016-10-26 | 江苏新美星包装机械股份有限公司 | Non-contact stepless speed regulation type filling valve |
-
2014
- 2014-11-24 CN CN201420712071.XU patent/CN204310808U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390017A (en) * | 2014-11-24 | 2015-03-04 | 杭州中亚机械股份有限公司 | Filling valve |
| CN106051264A (en) * | 2016-07-29 | 2016-10-26 | 江苏新美星包装机械股份有限公司 | Non-contact stepless speed regulation type filling valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204310808U (en) | A kind of filling valve | |
| CN104390017A (en) | Filling valve | |
| CN104405890A (en) | Filling valve | |
| CN102425520A (en) | Embedded oil charging structure for high-pressure fuel oil system | |
| CN201651616U (en) | High-pressure glass fiber reinforced plastics tapered flange | |
| CN204312710U (en) | A kind of filling valve | |
| CN103474946B (en) | Umbilical cables terminal connection device | |
| CN113217814A (en) | Inward-turning type high-hydrogen-resistance plastic-metal seal head sealing structure | |
| CN104197135A (en) | Corrugated stainless steel hose direct connection pipe fitting for gas delivery | |
| CN207961827U (en) | Pipe jointer sealing ring | |
| CN204310807U (en) | A kind of filling valve | |
| CN206988623U (en) | A kind of deep basal pit ditch underground pipelines connect head | |
| CN104401919B (en) | A kind of filling valve | |
| TWM605256U (en) | High temperature and high pressure resistant needle valve | |
| TWM605258U (en) | Valve core suitable for pressure relief valve | |
| CN209781809U (en) | Ultrahigh pressure gas pressure regulator | |
| CN205781152U (en) | Integral type Fluorine-lined relief valve | |
| CN216715493U (en) | Novel corrosion-resistant high-performance precise foundation part | |
| CN209483273U (en) | Polish rod seal device | |
| CN218494284U (en) | Sealed relief valve of reinforcing | |
| CN217482093U (en) | Fluorine-lined ball valve special for lithium salt barrel | |
| CN202867675U (en) | Guide positioning type disc spring and ball valve thereof | |
| CN214466490U (en) | Pneumatic diaphragm valve with steel ball connection structure | |
| CN218000037U (en) | High leakproofness suspension cylinder | |
| CN209398640U (en) | A kind of pump barrel structure of MODEL VERTICAL MULTISTAGE PUMP |
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: 20150506 Termination date: 20161124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |