CN209309424U - Base type eccentric semi-spherical valve body - Google Patents

Abstract

The utility model provides base type eccentric semi-spherical valve body, belong to valve field, including ontology, the ontology is the hollow cylinder being laterally arranged, the left and right directions of the ontology is equipped with the inlet and outlet of coaxial arrangement, and the upper end of the ontology, which is equipped with, is tightly connected mouth, and lower end is equipped with support frame, middle part at left and right sides of the ontology is equipped with the location hole that installation is carried out to valve rod, and the center of the location hole is evenly distributed in direction up and down with the center up and down of the ontology and is not overlapped setting.The utility model ontology uses platybasic type, is not easy to accumulate silt or sundries, improves the negotiability of pipeline, reduces the flow resistance coefficient of valve, and easy for installation.

Description

Base type eccentric semi-spherical valve body

Technical field

The utility model belongs to valve field, is related to base type eccentric semi-spherical valve body.

Background technique

Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) of regulation and control pumped (conveying) medium Pipeline fittings shut-off valve, check-valves, regulating valve etc. can be divided into according to its function.Valve is the control in fluid delivery system Component has the function of cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting or overflow pressure relief etc..For fluid control systems Valve, various valves, kind and specification used in from simplest shut-off valve to extremely complex robot control system(RCS) are quite numerous It is more.

Accentric semi ball valve is also referred to as eccentric rotary valve, its working principle is that the fan-shaped ball valve of eccentric rotary, utilizes bias Spherical crown is tangent with valve seat, and when opening, core is detached from valve seat, and when closing, core gradually contacts valve seat, and ball is made to generate compression to valve seat Power, traditional valve body is monolithic devices ball valve, or valve body is divided into left and right valve body, and the assembly method of valve rod and valve body is vertical Straight installation, the connection of valve deck and valve body is generally circular in cross section and is connected using bolt and nut, and connection is inconvenient, and traditional structure In the problem of there are silts to be easy accumulation, and valve body and other components need special process tooling to be installed when installing.

Utility model content

Problem to be solved in the utility model is to be to provide base type eccentric semi-spherical valve body, and ontology is relatively traditional to be adopted With platybasic type, it is not easy to accumulate silt or sundries, improves the negotiability of pipeline, reduce the flow resistance coefficient of valve, Er Qiean Dress is convenient.

In order to solve the above technical problems, the technical solution adopted in the utility model is: base type eccentric semi-spherical valve body, packet Ontology is included, the ontology is the hollow cylinder being laterally arranged, and the left and right directions of the ontology is equipped with the water inlet of coaxial arrangement And water outlet, the upper end of the ontology, which is equipped with, is tightly connected mouth, and lower end is equipped with support frame, and the middle part at left and right sides of the ontology is set There is a location hole that installation is carried out to valve rod, the center up and down of the center of the location hole and the ontology is in direction up and down It is uniformly distributed not to be overlapped setting.

Further, the water inlet is equipped with the first connecting flange, and the water outlet is equipped with the second connecting flange, institute It states ontology and is equipped with positioning step close to one end of the water outlet, the middle part of the positioning step is equipped with positioning ring.

Further, the sealed connection mouth is ellipse, the short axle for being tightly connected mouth section and the ontology Axis is parallel and coincides with the upper and lower setting, and the long axis for being tightly connected mouth section is parallel with the axis of the location hole and weighs up and down Setting is closed, multiple connections are equipped at the sealed connection mouth and use screw hole.

Further, the quantity of support frame as described above is four, and four support frames as described above are located at ontology lower end surface quadrangle Position, the lower end surface of support frame as described above are planar structure, and support frame as described above lower end surface is arranged lower than the ontology bottom.

Further, support frame as described above includes vertically disposed first support plate and the second support plate, first support It is equipped with lightening hole on plate and the second support plate, the lower end of first support plate and the second support plate is equipped with bottom connecting the two Plate, the bottom plate are equipped with solid lock hole.

Further, the internal diameter of the water inlet is equal to the internal diameter of the water outlet, and the internal diameter of the ontology is greater than described The internal diameter of water inlet, the inner wall of the ontology are connect with the water inlet by the first arc section transition, the inner wall of the ontology It is connect with the water outlet by the second arc section transition, the specification of the specification of first arc section and second arc section Unanimously.

Further, support frame as described above and the ontology integrally casting shaping.

Further, the upper cover that has of setting is matched with the sealed connection mouth, the upper lid is equipped with gas vent.

Further, the upper cover is the arc to raise upward, and the gas vent is located at the middle part of the upper cover, it is described on Lid inside is equipped with the reinforcing rib at cross setting, and the middle part of the reinforcing rib, which is equipped with, keeps away circle of position arc, the upper surface of the upper cover It is additionally provided with lifting lug.

Compared with prior art, the utility model has the advantage that as follows with good effect.

1, the location hole of fixed valve rod is arranged in the left and right sides of ontology in the utility model, by traditional valve vertically installed Bar is changed to transversely and horizontally install, so that ontology may be configured as lateral hollow cylinder, bottom is relatively traditional have been adopted smoothly Platybasic type, be not easy to accumulate silt or sundries, improve the negotiability of pipeline, reduce the flow resistance coefficient of valve, Er Qieshe Support frame is set, it is easy for installation, promote the efficiency of assembling；

2, ontology is equipped with positioning step close to one end of water outlet, can install to valve seat, is conducive to carry out with spool Cooperation, the middle part of positioning step are equipped with positioning ring, and settable O-ring in positioning ring guarantees the leakproofness between valve seat and ontology；

3, being tightly connected mouth is ellipse, and ellipse is combined with cylindrical body channel, compares traditional round and ball Raw material required for type body combines are few, effectively reduce production cost, significantly produce environmental protection and energy-saving effect Benefit；

4, support frame and ontology setting are integrated, and greatly facilitate installation, and also do not need in assembling process other Assembling jig, place convenient for assembly, pedestal and ground steady, effective solution assembler is in constant fear of because valve body is placed Misgivings that are unstable and generating unexpected danger, substantially increase assembly efficiency.

Detailed description of the invention

The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.? In attached drawing:

Fig. 1 is the structural schematic diagram of the utility model base type eccentric semi-spherical valve body；

Fig. 2 is the portion the A detail drawing of the utility model Fig. 1；

Fig. 3 is the full sectional view that the utility model base type eccentric semi-spherical valve body is faced；

Fig. 4 is the portion the I detail drawing of the utility model Fig. 3；

Fig. 5 is the structural schematic diagram that the utility model upper cover is overlooked；

Fig. 6 is the structural schematic diagram that the utility model upper cover is looked up.

Appended drawing reference:

11- ontology；111- positioning table；112- positioning ring；The first arc section of 113-；The second arc section of 114-；12- water inlet Mouthful；The first connecting flange of 121-；13- water outlet；The second connecting flange of 131-；14- is tightly connected mouth；141- screw hole；15- positioning Hole；16- support frame；The first support plate of 161-；The second support plate of 162-；163- bottom plate；164- lightening hole；165- solid lock hole；17- Upper cover；171- gas vent；172- lifting lug；173- reinforcing rib；1731- keeps away circle of position arc.

Specific embodiment

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result, Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another It is described, the meaning of " plurality " is two or more.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition State the concrete meaning of term in the present invention.

It elaborates with reference to the accompanying drawing to specific embodiment of the utility model.

Shown in as shown in Figure 1, Figure 3 and Figure 4, the utility model is base type eccentric semi-spherical valve body, including ontology 11, ontology 11 For the hollow cylinder being laterally arranged, the left and right directions of ontology 11 is equipped with the water inlet 12 and water outlet 13 of coaxial arrangement, ontology 11 upper end, which is equipped with, is tightly connected mouth 14, and lower end is equipped with support frame 16, and the middle part of 11 left and right sides of ontology, which is equipped with, carries out valve rod The center of the location hole 15 of installation, location hole 15 is set with the center up and down of ontology 11 in uniformly distributed be not overlapped in direction up and down It sets.

Preferably, it is equipped with the first connecting flange 121 at water inlet 12, is equipped with the second connecting flange 131 at water outlet 13, this Body 11 is equipped with positioning step 111 close to one end of water outlet 13, can install to valve seat, be conducive to be cooperated with spool, The middle part of positioning step 111 is equipped with positioning ring 112, and settable O-ring in positioning ring 112 guarantees between valve seat and ontology 11 Leakproofness.

Preferably, being tightly connected mouth 14 is ellipse, and the short axle for being tightly connected 14 section of mouth is parallel with the axis of ontology 11 And setting is coincided with the upper and lower, the long axis of sealed connection 14 section of mouth is parallel with the axis of location hole 15 and coincides with the upper and lower setting, seals Multiple connection screw holes 141 are equipped at connector 14, ellipse is combined with cylindrical 11 channel of ontology, and it is round to compare tradition Raw material required for combining with ball-type body are few, and raw material can about reduce 30%, effectively reduce production cost, larger Ground produces environmental protection and energy-saving benefit.

It is highly preferred that as shown in Figure 5 and Figure 6, setting is matched with sealed connection mouth 14 has upper cover 17, and upper cover 17 is equipped with Gas vent 171 is conducive to the air emptying inside pipeline, air can timely pass through exhaust during installing test Hole 171 discharges, may be because of the excessive production of internal pressure during the transport of medium if gas can not empty in time Raw explosion, the setting of gas vent 171 improves the security performance of total, in the transmit process of medium, at gas vent 171 In sealing locking state, when valve is for when conveying sewage, slurries and mud, medium to be likely to accumulate on sealing surface, influences valve The closing of door, gas vent can be used as flushing hole, and gas vent setting effectively solves cleaning problem；It is highly preferred that upper cover 17 is The arc to raise upward avoids interfering with postrotational spool, and gas vent 171 is located at the middle part of upper cover 17, is conducive to empty, on It is equipped with the reinforcing rib 173 at cross setting on the inside of lid 17, promotes intensity, the middle part of reinforcing rib 173, which is equipped with, keeps away circle of position arc 1731, The upper surface of upper cover 17 is additionally provided with lifting lug 172, facilitates taking and placing, promotes the convenience of operation.

Preferably, as depicted in figs. 1 and 2, the quantity of support frame 16 is four, and four support frames 16 are located at 11 lower end of ontology Face corner location, the support of multiple angles and installation, intensity is higher, and the lower end surface of support frame 16 is planar structure, under support frame 16 End face is arranged lower than 11 bottom of ontology, avoids other positions and mounting surface on ontology 11 from interfering, facilitates the peace of support frame 16 Dress, promotes the convenience of installation；It is highly preferred that support frame 16 includes vertically disposed first support plate 161 and the second support plate 162, it is equipped with lightening hole 164 in the first support plate 161 and the second support plate 162, reduces the weight of ontology 11, facilitates carrying, And material is saved, reduce cost, the lower end of the first support plate 161 and the second support plate 162 is equipped with bottom plate connecting the two 163, bottom plate 163 is equipped with solid lock hole 165, convenient to connect with other parts, promotes the convenience of connection；It is highly preferred that support Frame 16 and 11 integrally casting shaping of ontology, integrated setting, whole taking and placing are fixed, easier for installation, promote the efficiency of installation.

Preferably, the internal diameter of water inlet 12 is equal to the internal diameter of water outlet 13, and the internal diameter of ontology 11 is greater than the interior of water inlet 12 The inner wall of diameter, ontology 11 is connect with water inlet 12 by 113 transition of the first arc section, and inner wall and the water outlet 13 of ontology 11 pass through Second arc section, 114 transition connection, the specification of the first arc section 113 is consistent with the specification of the second arc section 114, the first circle of setting After segmental arc 113 and the second arc section 114, the Emptying Rate of medium can be promoted, avoids walking impurity in medium and be accumulated, influence medium Circulation.

In practical work process, total is fixed by support frame 16, so that ontology 11 and the pipe controlled Road connection, medium enter from water inlet 12, are discharged from water outlet 13, and ontology 11 is fixed using the hollow cylinder being laterally arranged The location hole 15 of spool is located at the left and right sides of ontology 11, and it is solid to be changed to lateral level for vertical fixation above traditional valve rod It is fixed, it is relatively traditional to use platybasic type, it is not easy to accumulate silt or sundries, improves the negotiability of pipeline, reduce valve The support frame 16 of flow resistance coefficient, setting is easy for installation, is integrated with the setting of ontology 11, greatly facilitates installation, and assembling Other assembling jigs are not needed in the process yet, place convenient for assembly, pedestal and ground steady, effective solution assembler Be in constant fear of because valve body place it is unstable due to generate the misgivings of unexpected danger, substantially increase assembly efficiency.

One embodiment of the utility model is described in detail above, but the content is only the utility model Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model All the changes and improvements etc., should still belong within the patent covering scope of the utility model.

Claims (9)

1. base type eccentric semi-spherical valve body, it is characterised in that: including ontology, the ontology is the hollow cylinder being laterally arranged Body, the left and right directions of the ontology are equipped with the inlet and outlet of coaxial arrangement, and the upper end of the ontology, which is equipped with, to be tightly connected Mouthful, lower end is equipped with support frame, and the middle part at left and right sides of the ontology is equipped with the location hole that installation is carried out to valve rod, the positioning The center in hole is evenly distributed in direction up and down with the center up and down of the ontology and is not overlapped setting.

2. base type eccentric semi-spherical valve body according to claim 1, it is characterised in that: the water inlet is equipped with first Connecting flange, the water outlet are equipped with the second connecting flange, and the ontology is equipped with positioning table close to one end of the water outlet The middle part of rank, the positioning step is equipped with positioning ring.

3. base type eccentric semi-spherical valve body according to claim 1, it is characterised in that: the sealed connection mouth is ellipse Shape, the short axle for being tightly connected mouth section is parallel with the axis of the ontology and coincides with the upper and lower setting, the sealed connection mouth The long axis of section is parallel with the axis of the location hole and coincides with the upper and lower setting, and multiple connections are equipped at the sealed connection mouth and are used Screw hole.

4. base type eccentric semi-spherical valve body according to claim 1, it is characterised in that: the quantity of support frame as described above is four A, four support frames as described above are located at ontology lower end surface corner location, and the lower end surface of support frame as described above is planar structure, described Support frame lower end surface is arranged lower than the ontology bottom.

5. base type eccentric semi-spherical valve body according to claim 4, it is characterised in that: support frame as described above includes vertically setting The first support plate and the second support plate set, are equipped with lightening hole in first support plate and the second support plate, and described first The lower end of support plate and the second support plate is equipped with bottom plate connecting the two, and the bottom plate is equipped with solid lock hole.

6. base type eccentric semi-spherical valve body according to claim 1, it is characterised in that: the internal diameter of the water inlet is equal to The internal diameter of the water outlet, the internal diameter of the ontology are greater than the internal diameter of the water inlet, the inner wall of the ontology and the water inlet Mouth is connected by the first arc section transition, and the inner wall of the ontology is connect with the water outlet by the second arc section transition, institute The specification for stating the first arc section is consistent with the specification of second arc section.

7. base type eccentric semi-spherical valve body according to claim 1, it is characterised in that: support frame as described above and the ontology Integrally casting shaping.

8. base type eccentric semi-spherical valve body according to claim 1, it is characterised in that: matched with the sealed connection mouth What is be arranged has upper cover, and the upper lid is equipped with gas vent.

9. base type eccentric semi-spherical valve body according to claim 8, it is characterised in that: the upper cover raises upward Arc, the gas vent are located at the middle part of the upper cover, and the reinforcing rib at cross setting is equipped on the inside of the upper cover, described to add The middle part of strengthening tendons is equipped with and keeps away circle of position arc, and the upper surface of the upper cover is additionally provided with lifting lug.