CN109296799A - A kind of shut-off valve - Google Patents
A kind of shut-off valve Download PDFInfo
- Publication number
- CN109296799A CN109296799A CN201810200585.XA CN201810200585A CN109296799A CN 109296799 A CN109296799 A CN 109296799A CN 201810200585 A CN201810200585 A CN 201810200585A CN 109296799 A CN109296799 A CN 109296799A
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- Prior art keywords
- flange
- valve body
- valve
- shut
- centre bore
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
A kind of shut-off valve, valve body (10) are equipped with flange (20), and flange (20) is removably joined together with valve body (10).The body top of the valve body (10) is equipped with nut (13)；The two sides of main body are respectively equipped with valve cock (14) and pressure inlet (16).When installation, flange (20) is buckled on valve body (10), and flange (20) is fastened together with valve body (10).Valve body (10) selects brass or aluminum alloy materials；Flange (20) selects iron or stainless steel material, and surface carries out the processing of iron plastic-spraying；The antitorque face of flange (20) is thickeied, which has the characteristics that at low cost, structure is simple.
Description
The application is divisional application, original application application number: 201310188456.0；The applying date: 2013-05-21；Invention
A kind of title: shut-off valve.
Technical field
The present invention relates to refrigeration and air-conditioning technical field, especially a kind of shut-off valve.
Background technique
The blank of seat of stop valve used in domestic air conditioning is process with integral form into forging at present, there is one on valve seat
The flange of a installation, flange shape are long strip type, are arranged in valve seat lower end two sides symmetric position.
The flange of shut-off valve in the prior art is linked together with valve seat substantially, and material is brass, higher cost.Separately
Outside, flange easily causes the hidden danger of quality such as cracking, defect during forging and forming, or using sides such as seperated rivet or welds
Formula, because shut-off valve flange bears torque, general Welding intensity is insufficient, and anti-shearing torque is too small, is easy to appear
Flange and valve seat fall off problem.
Such as Authorization Notice No. is the Chinese utility model patent of CN 200961707Y, it discloses one kind to have flange
Shut-off valve, including the main valve seat with longitudinal center axis, the bottom of main valve seat has the method radially only extended to side
Blue portion, and to the location structure that shut-off valve is limited, location structure is the boss portion being integrally formed with valve seat, the boss portion
Upper to have the joint portion extended downwardly along longitudinal direction, which can be to be mounted in boss portion to determine in corresponding dowel hole
Position pin can also be to form integrated positioning convex point with boss portion.The flange of the shut-off valve is linked together with valve seat, and is also set
There is location structure, therefore shut-off valve flange during forging and forming easily causes the hidden danger of quality such as cracking, defect, and structure
It is complex.
In another example Authorization Notice No. is the Chinese utility model patent of CN201028088Y, it discloses a kind of shut-off valve,
Including valve seat and flange, valve seat and flange are separate structure, and flange mesoporous is provided on flange, and valve seat is inserted into flange mesoporous and tight
Gu.Valve seat and flange are improved to separate structure by the utility model, are first processed respectively, then using squeeze compress, be welded and fixed or
The modes such as threaded connection are fastenedly connected, and are cooperated between valve seat and flange using polygonized structure, are conducive to flange
Positioning.The utility model is fastenedly connected in such a way that fission squeezes and compresses, is welded and fixed or is threadedly coupled, because of cut-off
Valve flange bears torque, is squeezing the intensity deficiency for compressing, being welded and fixed or being threadedly coupled, anti-shearing torque is too small, is easy
Existing flange and valve seat fall off problem.
Summary of the invention
In order to solve technological deficiency of the existing technology, the purpose of the present invention is to provide a kind of shut-off valve, the cut-offs
Valve simplifies valve body structure, reduces manufacture difficulty, improves production efficiency, reduces hidden danger of quality, is surface-treated also more
It facilitates.The valve body of the shut-off valve is not easy to cause cracking during blank forging.Valve body and flange use different materials, drop
Low cost.
To achieve the goals above, the present invention provides a kind of shut-off valve comprising valve body, flange, vertical valve body
Portion and lateral pressure inlet, the valve body and flange are separate structure, and centre bore is provided on flange, and valve body is inserted into centre bore,
The flange is approximate zigzag shape, which is set with downwards from body top.Flange and valve on shut-off valve according to the invention
The mounting means of body is buckle-type, is removably joined together；Flange is in zigzag shape structure, directlys adopt flange suit, nothing
It need to be welded further or rivet, the connection such as snap ring, simplify structure, reduce costs；Have six when flange is mounted on valve body
A direction is positioned, and flange is made to be fastened together with valve body；The antitorque face of flange is thickeied, material is reduced,
It reduces costs；Valve body selects brass or aluminum alloy materials, is not only the reduction of material, reduces costs, also simplifies valve body
Structure reduce the appearance of other quality problems so that the difficulty of processing of valve body reduces.
Preferably, the top of the valve body is equipped with step, which limits the down position of flange.
In any of the above-described scheme preferably, the flange limits downward position by lateral pressure inlet.
In any of the above-described scheme preferably, the centre bore of the flange is closed.
In any of the above-described scheme preferably, the centre bore of the flange is semi-enclosed.
Preferably, the flange selects iron or stainless steel material.
In any of the above-described scheme preferably, the surface of the flange carries out the processing of iron plastic-spraying.
Flange selects iron or stainless steel material, and which save the costs of production；Shut-off valve is mounted on the outside of outdoor machine of air-conditioner,
When flange selects iron material, flange corrodes under external environment for a long time in order to prevent, therefore carrying out plastic-spraying processing to flange prevents
It gets rusty.
In any of the above-described scheme preferably, the top of the flange is horizontal or arc-shaped.When the center of flange
When hole is enclosed circular hole, the top of flange is resisted against on the step on the top of valve body, therefore is water by the upper design of flange
It is flat-shaped, and then completely attach to the inner wall on flange top and the step of valve body；When the centre bore of flange is semi-open type, i.e. centre bore
When opening, the top of flange is resisted against on the step on the top of valve body, in order to ensure the positioning up and down and fastening of flange and valve body
Cooperation, therefore it is provided with groove close to the position of valve body in pressure inlet, the inner wall of such flange is just bonded with the groove completely, from
And make flange and valve body positioning and immovable fitting up and down.
In any of the above-described scheme preferably, the antitorque face of the flange is thickeied.Do not influencing flange torque resistant
In the case where, the antitorque face of flange is thickeied, is in this way more easier while reducing material installation.
In any of the above-described scheme preferably, the flange has elasticity, and the bottom surface of the connecting plate of flange is slightly above valve
The bottom surface of body.Flange band is flexible, and when installation screws the nut of body top, since flange bottom is slightly above the bottom surface of valve body,
Therefore flange is in tensioned state, effectively prevents loosening of the flange on valve body.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a preferred embodiment of shut-off valve according to the invention；
Fig. 2 is the structural schematic diagram of a preferred embodiment of flange in Fig. 1 of shut-off valve according to the invention
Fig. 3 is the main view of a preferred embodiment of the flange in Fig. 1 of shut-off valve according to the invention；
Fig. 4 is the structural schematic diagram of the valve body in Fig. 1 of shut-off valve according to the invention；
Fig. 5 is the structural schematic diagram of the second preferred embodiment of shut-off valve according to the invention；
Fig. 6 is the structural schematic diagram of flange in Fig. 5 of the second preferred embodiment of shut-off valve according to the invention；
Fig. 7 is the structural schematic diagram of valve body in Fig. 5 of the second preferred embodiment of shut-off valve according to the invention；
Fig. 8 is the structural schematic diagram of the third preferred embodiment of shut-off valve according to the invention；
Fig. 9 is the structural schematic diagram of flange in Fig. 8 of the third preferred embodiment of shut-off valve according to the invention；
Figure 10 is the structural schematic diagram of valve body in Fig. 8 of the third preferred embodiment of shut-off valve according to the invention；
Figure 11 is the structural schematic diagram of the 4th preferred embodiment of shut-off valve according to the invention；
Figure 12 is the structural schematic diagram of flange in Figure 11 of the 4th preferred embodiment of shut-off valve according to the invention；
Figure 13 is the structural schematic diagram of valve body in Figure 11 of the 4th preferred embodiment of shut-off valve according to the invention；
Figure 14 is the structural schematic diagram of the 5th preferred embodiment of shut-off valve according to the invention；
Figure 15 is the structural schematic diagram of flange in Figure 14 of the 5th preferred embodiment of shut-off valve according to the invention；
Figure 16 is the structural schematic diagram of valve body in Figure 14 of the 5th preferred embodiment of shut-off valve according to the invention.
Numbering in the drawing:
Valve body 10, protrusion 12, nut 13, valve cock 14, groove 15, pressure inlet 16, step 17, flange 20, centre bore
21, connecting plate 22.
Specific embodiment
The specific embodiment of shut-off valve of the present invention is further described with reference to the accompanying drawings of the specification.Present invention choosing
The shut-off valve is illustrated with five kinds of embodiments.
Embodiment one:
Referring initially to shown in Fig. 2 and Fig. 4, the embodiment of shut-off valve according to the invention includes valve body and flange 20, institute
The valve body 10 and flange 20 for stating valve body are separate structure, and the top of valve body 10 is equipped with nut 13.Centre bore is provided on flange 20
21, valve body 10 is inserted into centre bore 21.When installation, flange 20 is buckled on valve body 10, the inner wall and valve body on 20 top of flange
The step 17 on 10 tops contacts, and flange 20 will be fastened on valve body 10 (as shown in Fig. 1).
Centre bore 21 is provided on flange 20 as shown in Figures 2 and 3, lower end has connecting plate 22, and front projection is several words
Shape, upper part are horizontal；It is provided with connecting hole on connecting plate 22, valve body 10 is connected on the mounting structure of bottom.In described
Heart hole 21 is closed.Flange 20 selects iron or stainless steel material, and surface carries out the processing of iron plastic-spraying.Flange 20 selects iron or not
Become rusty Steel material, and which save the costs of production；Shut-off valve is mounted on the outside of outdoor machine of air-conditioner, when flange 20 selects iron material,
Flange 20 corrodes under external environment for a long time in order to prevent, therefore carrying out plastic-spraying processing to flange 20 prevents it from getting rusty.
Flange 20 has elasticity, is conducive to improve the fastening effect after shut-off valve installation, reduces production and material cost, mention
High yield quality.After valve body 10 to be inserted into the centre bore 21 of flange 20, tightening nut 13, since the bottom surface of flange 20 is slightly above
The bottom surface of valve body 10, therefore flange 20 will be in tensioned state, and then be effectively prevented and loosen in valve body 10.
Referring next to shown in Fig. 4, valve body 10 selects brass or aluminum alloy materials, the top band of the main body of the valve body 10
There is step；Body top is equipped with nut 13 (as shown in Figure 5)；The two sides of main body are respectively equipped with valve cock 14 and pressure inlet 16 (such as
Shown in Fig. 8)；The lower end of main body is equipped with protrusion 12, which is the convex block with smooth surfaces.Valve body 10 selects aluminium alloy material
Material, the lighter weight compared with brass in the prior art, cost is relatively low.When being installed, the lower end inner wall and protrusion of flange 20
12 contacts, since flange 20 has certain elasticity, therefore after flange 20 is mounted on valve body 10, the two sides inner wall and valve of flange 20
The protrusion 12 of 10 lower end of body fits closely.The lower end of valve body 10 is antitorque equipped with 12 progress of protrusion, and antitorque position and common flange
Unanimously.
Protrusion 12 in the embodiment is connected on the outer wall of valve body 10 by welding or punching press or the modes such as cementing, should
The plane of protrusion 12 outwardly protruded reduces its abrasion to 20 inner sidewall of flange by grinding process in this way.
Embodiment two:
As shown in figure 5, the embodiment of shut-off valve according to the invention includes valve body and flange 20, the valve body of the valve body
10 and flange 20 be separate structure, centre bore 21 is provided on flange 20, valve body 10 is inserted into centre bore 21.When installation, by flange
20 are buckled on valve body 10, and the inner wall on 20 top of flange is contacted with the step 17 on 10 top of valve body, tightening nut 13, flange 20
It will be fastened on valve body 10.
As shown in fig. 6, being provided with centre bore 21 on flange 20, lower end has connecting plate 22, and front projection is zigzag shape,
Top is horizontal, is provided with connecting hole on connecting plate 22, and valve body 10 is connected on the mounting structure of bottom.The centre bore 21
It is closed.Flange 20 selects iron or stainless steel material, and surface carries out the processing of iron plastic-spraying.Flange 20 selects iron or stainless steel
Material, which save the costs of production；Shut-off valve is mounted on the outside of outdoor machine of air-conditioner, when flange 20 selects iron material, in order to
Prevent flange 20 from corroding under external environment for a long time, therefore carrying out plastic-spraying processing to flange 20 prevents it from getting rusty.
Flange 20 has elasticity, is conducive to improve the fastening effect after shut-off valve installation, reduces production and material cost, mention
High yield quality.After valve body 10 to be inserted into the centre bore 21 of flange 20, tightening nut 13, since the bottom surface of flange 20 is slightly above
The bottom surface of valve body 10, therefore flange 20 will be in tensioned state, and then be effectively prevented and loosen in valve body 10.
Referring next to shown in Fig. 7, valve body 10 selects brass or aluminum alloy materials, the top band of the main body of the valve body 10
There is step 17；Body top is equipped with nut 13；The two sides of main body are respectively equipped with valve cock 14 and pressure inlet 16 (such as Fig. 8 institute
Show)；Protrusion 12 is symmetrically arranged in the middle part of main body, which is the convex block with smooth surfaces.Valve body 10 selects aluminium alloy material
Material, the lighter weight compared with brass in the prior art, cost is relatively low.When being installed, the protrusion 12 on valve body 10 is resisted against
On the inner wall of flange 20.
Compared to embodiment one, protrusion 12, the protrusion 12 and flange 20 are equipped at the middle part of valve body 10 in the embodiment
Inner wall fit closely.Since flange 20 has certain elasticity, therefore after flange 20 is mounted on valve body 10,10 middle part of valve body
Protrusion 12 and the inner wall of flange 20 fit closely, and positioning of the flange 20 on valve body 10 is more accurate, and torque resistant is bigger, flange
20 will not loosen on valve body 10.
Protrusion 12 in the embodiment is connected on the outer wall of valve body 10 by welding or punching press or the modes such as cementing；It should
The plane of protrusion 12 outwardly protruded reduces its abrasion to the inner wall of flange 20 by grinding process in this way；The protrusion 12
It is handled with 10 intersection of valve body by fillet, reduces in this way and the inner sidewall of flange 20 is caused to wear.
Embodiment three:
As shown in figure 8, the embodiment of shut-off valve according to the invention includes valve body and flange 20, the valve body of the valve body
10 and flange 20 be separate structure, centre bore 21 is provided on flange 20, valve body 10 is inserted into centre bore 21.When installation, by flange
20 are buckled on valve body 10, and the inner wall on 20 top of flange is contacted with the valve cock 14 on valve body 10 or pressure inlet 16, tightening nut
13, flange 20 will be fastened on valve body 10.
As shown in figure 9, being provided with centre bore 21 on flange 20, lower end has connecting plate 22, and front projection is zigzag shape,
Top is horizontal, is provided with connecting hole on connecting plate 22, and valve body 10 is connected on the mounting structure of bottom.The centre bore 21
To be semi-enclosed, i.e., centre bore 21 is open.Flange 20 selects iron or stainless steel material, and surface carries out the processing of iron plastic-spraying.Flange
20 select iron or stainless steel material, and which save the costs of production；Shut-off valve is mounted on the outside of outdoor machine of air-conditioner, when flange 20 selects
When with iron material, flange 20 corrodes under external environment for a long time in order to prevent, therefore carrying out plastic-spraying processing to flange 20 prevents its life
Rust.Centre bore 21 is designed as semi-enclosed, saves material under the preceding topic for not influencing performance in this way, has saved cost.
Flange 20 has elasticity, the two sides inner wall and 10 lower end secured fit of valve body of flange 20；Flange 20 has elasticity, has
Conducive to the fastening effect improved after shut-off valve installation, production and material cost are reduced, improves product quality.By 10 insertion of valve body
After the centre bore 21 of orchid 20, tightening nut 13, since the bottom surface of flange 20 is slightly above the bottom surface of valve body 10, flange 20 will
In tensioned state, and then it is effectively prevented and is loosened in valve body 10.
Referring next to shown in Figure 10, valve body 10 selects brass or aluminum alloy materials, the body top of the valve body 10 to be equipped with
Nut 13；The two sides of main body are respectively equipped with valve cock 14 and pressure inlet 16 (as shown in Figure 8)；Valve cock 14, pressure inlet 16 and valve
10 main body of body is provided with groove 15 close to position, which contacts with the inner wall on 20 top of flange.Valve body 10 selects aluminium alloy material
Material, the lighter weight compared with brass in the prior art, cost is relatively low.Since the surface of valve cock 14 and pressure inlet 16 is
Smooth curved surface, and the inner wall of flange 20 is smooth plane, therefore flange 20 is directly mounted on valve cock 14 or pressure inlet 16
When upper, which is contacted with the contact of valve cock 14 or pressure inlet 16 for line, and such flange 20 is bad fixed on valve body 10
Position, and can loosen.Valve cock 14 and pressure inlet 16 and valve body 10 are provided with groove 15, groove close to position by the applicant
15 bottom is horizontal plane, so the inner wall of flange 20 is contacted with groove 15 when flange 20 is mounted on valve body 10, due to
The inner wall of flange 20 and the bottom of groove 15 are plane, therefore can be right after the inner wall on 20 top of flange is caught in groove 15
Flange 20 plays positioning on valve body 10, without increasing extra limiting component, simplifies structure.
Compared to embodiment two, the centre bore 21 of flange 20 is improved to semi-enclosed in the embodiment, in not influence property
Material is saved under the preceding topic of energy, has saved cost；Groove 15, flange are equipped on the outer wall of valve cock 14 and pressure inlet 16
The inner wall on 20 top is contacted with the groove 15, keeps positioning of the flange 20 on valve body 10 more accurate, easier for installation.
Embodiment four:
As shown in figure 11, the embodiment of shut-off valve according to the invention includes valve body and flange 20, the valve of the valve body
Body 10 and flange 20 are separate structure, and centre bore 21 is provided on flange 20, and valve body 10 is inserted into centre bore 21.When installation, by method
Orchid 20 is buckled on valve body 10, and the inner wall on 20 top of flange is contacted with the valve cock 14 on valve body 10 or pressure inlet 16, screws spiral shell
Mother 13, flange 20 will be fastened on valve body 10.
As shown in Figure 12 and Figure 13, centre bore 21 is provided on flange 20, lower end has connecting plate 22, and front projection is several
Font, upper part are in arc-shaped；It is provided with connecting hole on connecting plate 22, valve body 10 is connected on the mounting structure of bottom.It is described
Centre bore 21 be it is semi-enclosed, i.e., centre bore 21 be open.Flange 20 selects iron or stainless steel material, and surface carries out at iron plastic-spraying
Reason.Flange 20 selects iron or stainless steel material, and which save the costs of production；Shut-off valve is mounted on the outside of outdoor machine of air-conditioner, when
When flange 20 selects iron material, flange 20 corrodes under external environment for a long time in order to prevent, therefore carries out plastic-spraying processing to flange 20
Prevent it from getting rusty.
The upper design of flange 20 is at arc-shaped, when such flange 20 is mounted on valve body 10, the top of flange 20 it is interior
Wall can be bonded completely with the outer wall of valve cock 14 or pressure inlet 16, be more advantageous to positioning of the flange 20 on valve body 10.In addition,
Since the circular arc inner wall on 20 top of flange is bonded with valve cock 14 or pressure inlet 16, flange 20 and valve body 10 will be fastenedly connected one
It rises.Centre bore 21 is designed as semi-enclosed, and Open Side Down cuts off a part for centre bore 21, and by smooth surface into
Row transition but also pass through grinding process, save material under the preceding topic for not influencing performance in this way, saved cost.
Flange 20 has elasticity, is conducive to improve the fastening effect after shut-off valve installation, reduces production and material cost, mention
High yield quality.After valve body 10 to be inserted into the centre bore 21 of flange 20, since the bottom surface of flange 20 is slightly above the bottom of valve body 10
Face, therefore flange 20 will be in tensioned state, and then be effectively prevented and loosen in valve body 10.
Compared to embodiment three, the top of the flange 20 of the embodiment is improved to arc-shaped, makes the interior of 20 top of flange
Wall is bonded completely with valve cock 14 or pressure inlet 16, and installation of the flange 20 on valve body 10 is more stable；The centre bore of flange 20
21 Open Side Down cuts off a part, and passes through smooth surface and carry out transition but also pass through grinding process, is not influencing it
Reduce material on the basis of performance, saved cost, makes the lighter weight of shut-off valve entirety.
Embodiment five:
As shown in figure 14, the embodiment of shut-off valve according to the invention includes valve body and flange 20, the valve of the valve body
Body 10 and flange 20 are separate structure, and centre bore 21 is provided on flange 20, and valve body 10 is inserted into centre bore 21.When installation, by method
Orchid 20 is buckled on valve body 10, and the inner wall on 20 top of flange is contacted with the valve cock 14 on valve body 10 or pressure inlet 16, flange 20
It will be fastened on valve body 10.
As shown in Figure 15 and Figure 16, centre bore 21 is provided on flange 20, lower end has connecting plate 22, and front projection is several
Font, upper part are in arc-shaped；It is provided with connecting hole on connecting plate 22, valve body 10 is connected on the mounting structure of bottom.It is described
Centre bore 21 is semi-open type, i.e. centre bore 21 is open.Flange 20 selects iron or stainless steel material, and surface carries out at iron plastic-spraying
Reason.Flange 20 selects iron or stainless steel material, and which save the costs of production；Shut-off valve is mounted on the outside of outdoor machine of air-conditioner, when
When flange 20 selects iron material, flange 20 corrodes under external environment for a long time in order to prevent, therefore carries out plastic-spraying processing to flange 20
Prevent it from getting rusty.
The upper design of flange 20 is at arc-shaped, when such flange 20 is mounted on valve body 10, the top of flange 20 it is interior
Wall can be bonded completely with the outer wall of valve cock 14 or pressure inlet 16, be more advantageous to positioning of the flange 20 on valve body 10.Due to
The circular arc inner wall on 20 top of flange is bonded with valve cock 14 or pressure inlet 16, and flange 20 will be fastened together with valve body 10.
Centre bore 21 is designed as semi-open type, and Open Side Down cuts off a part for centre bore 21, in this way before not influencing performance
Material is saved under topic, has saved cost.
In addition, the antitorque face of flange 20 is thickeied under the preceding topic for not influencing antitorque and performance, because flange 20 is main
If having resistance to torsion, therefore non-bearing face is carried out saving material after being thinned, has saved cost without too thick.
Flange 20 has elasticity, is conducive to improve the fastening effect after shut-off valve installation, reduces production and material cost, mention
High yield quality.After valve body 10 to be inserted into the centre bore 21 of flange 20, tightening nut 13, since the bottom surface of flange 20 is slightly above
The bottom surface of valve body 10, therefore flange 20 will be in tensioned state, and then be effectively prevented and loosen in valve body 10.
Compared to embodiment four, the 20 non-bearing face of flange in the embodiment is thinned, and makes flange 20 in not shadow
On the basis of ringing performance, mass ratio was originally lighter, reduces material, has saved cost.
In conclusion the mounting means of flange 20 and valve body 10 on the shut-off valve is buckle-type, it is detachably connected to
Together；Flange 20 is in zigzag shape structure, directlys adopt the suit of flange 20, without being welded further or riveting, the connection such as snap ring, letter
Structure is changed, has reduced costs；When flange 20 is mounted on valve body 10 there are 6 directions to be positioned, makes flange 20 and valve body
10 are fastened together；The antitorque face of flange 20 is thickeied, because flange 20 mainly there will be resistance to torsion, therefore non-is held
Power face reduces material, reduces costs without too thick；Valve body 10 selects brass or aluminum alloy materials, is not only the reduction of material
Material, reduces costs, also simplifies the structure of valve body 10, so that the difficulty of processing of valve body 10 reduces, reduce other quality and ask
The appearance of topic.
It will be apparent to those skilled in the art that shut-off valve of the invention includes any combination of each section in this specification.
As space is limited and in order to keeping specification concise, these combinations are not discussed in detail one by one herein, but after having seen this specification,
The scope of the present invention that any combination of each section being made of this specification is constituted is self-evident.
Claims (9)
1. a kind of shut-off valve comprising valve body (10), flange (20), vertical valve body portion and lateral pressure inlet (16),
The valve body (10) and flange (20) are separate structure, are provided with centre bore (21) on flange (20), and valve body (10) is inserted into centre bore
(21) in, be characterized in that: the flange (20) is approximate zigzag shape, and the flange (20) is by centre bore (21) at the top of valve body (10)
It is set with and is buckled on valve body (10) downwards, valve body (10) upper end is equipped with the downward step (17) of limitation flange (20).
2. shut-off valve as described in claim 1, it is characterised in that: the inner wall on flange (20) top and valve body (10) top
Step (17) be in contact, be fastened on flange (20) on valve body (10).
3. shut-off valve as described in claim 1, it is characterised in that: the centre bore (21) of the flange (20) is closed.
4. shut-off valve as described in claim 1, it is characterised in that: the centre bore (21) of the flange (20) is semi-enclosed.
5. shut-off valve as claimed in claim 1 or 3, it is characterised in that: the flange (20) selects iron or stainless steel material.
6. shut-off valve as described in claim 1, it is characterised in that: the surface of the flange (20) carries out the processing of iron plastic-spraying.
7. shut-off valve as described in claim 1, it is characterised in that: the top of the flange (20) is horizontal or arc-shaped.
8. shut-off valve as described in claim 1, it is characterised in that: the antitorque face of the flange (20) is thickeied.
9. shut-off valve as described in claim 1, it is characterised in that: the flange (20) has elasticity, the connection of flange (20)
The bottom surface of plate (22) is slightly above the bottom surface of valve body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810200585.XA CN109296799A (en) | 2013-05-21 | 2013-05-21 | A kind of shut-off valve |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310188456.0A CN104180037A (en) | 2013-05-21 | 2013-05-21 | Cutoff valve |
| CN201810200585.XA CN109296799A (en) | 2013-05-21 | 2013-05-21 | A kind of shut-off valve |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310188456.0A Division CN104180037A (en) | 2013-05-21 | 2013-05-21 | Cutoff valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109296799A true CN109296799A (en) | 2019-02-01 |
Family
ID=51961284
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310188456.0A Pending CN104180037A (en) | 2013-05-21 | 2013-05-21 | Cutoff valve |
| CN201810200585.XA Pending CN109296799A (en) | 2013-05-21 | 2013-05-21 | A kind of shut-off valve |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310188456.0A Pending CN104180037A (en) | 2013-05-21 | 2013-05-21 | Cutoff valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104180037A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6635147B2 (en) * | 2018-06-18 | 2020-01-22 | ダイキン工業株式会社 | Closure valve and method for manufacturing the same |
| JP6635146B2 (en) * | 2018-06-18 | 2020-01-22 | ダイキン工業株式会社 | Shut-off valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2138729Y (en) * | 1992-09-24 | 1993-07-21 | 陈小来 | Stop valve for refrigerating pipe |
| CN2547963Y (en) * | 2002-04-30 | 2003-04-30 | 雷江杭 | High-low voltage stop valve for air conditioner |
| CN201103741Y (en) * | 2007-07-09 | 2008-08-20 | 浙江盾安人工环境设备股份有限公司 | Imbedded air valve and break valve including the same |
| CN201119194Y (en) * | 2007-10-31 | 2008-09-17 | 重庆长安汽车股份有限公司 | A symmetric installation structure for car central control module |
| CN201173314Y (en) * | 2008-01-31 | 2008-12-31 | 浙江盾安人工环境设备股份有限公司 | Square stop valve |
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| JP2005233368A (en) * | 2004-02-23 | 2005-09-02 | Pacific Ind Co Ltd | Electric flow control valve |
| CN2890521Y (en) * | 2006-03-30 | 2007-04-18 | 浙江盾安精工集团有限公司 | Check valve for air conditioner |
| CN201028088Y (en) * | 2007-01-11 | 2008-02-27 | 浙江盾安精工集团有限公司 | Cut-off valve |
| JP2009103336A (en) * | 2007-10-22 | 2009-05-14 | Tgk Co Ltd | Refrigerating cycle, variable capacity compressor and discharge valve |
| CN201429288Y (en) * | 2009-06-04 | 2010-03-24 | 台州市安洲机械有限公司 | Upright stop valve with connecting nut |
| CN201963984U (en) * | 2010-12-03 | 2011-09-07 | 浙江盾安禾田金属有限公司 | Split type air-conditioner and stop valve of same |
| CN202371245U (en) * | 2011-12-26 | 2012-08-08 | 宁海县奥凯燃气具有限公司 | Gas flameout protection solenoid valve |
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2013
- 2013-05-21 CN CN201310188456.0A patent/CN104180037A/en active Pending
- 2013-05-21 CN CN201810200585.XA patent/CN109296799A/en active Pending
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| CN2138729Y (en) * | 1992-09-24 | 1993-07-21 | 陈小来 | Stop valve for refrigerating pipe |
| CN2547963Y (en) * | 2002-04-30 | 2003-04-30 | 雷江杭 | High-low voltage stop valve for air conditioner |
| CN201103741Y (en) * | 2007-07-09 | 2008-08-20 | 浙江盾安人工环境设备股份有限公司 | Imbedded air valve and break valve including the same |
| CN201119194Y (en) * | 2007-10-31 | 2008-09-17 | 重庆长安汽车股份有限公司 | A symmetric installation structure for car central control module |
| CN201173314Y (en) * | 2008-01-31 | 2008-12-31 | 浙江盾安人工环境设备股份有限公司 | Square stop valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104180037A (en) | 2014-12-03 |
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Application publication date: 20190201 |