CN204608882U - A kind of admission valve of compensated with air device - Google Patents
A kind of admission valve of compensated with air device Download PDFInfo
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- CN204608882U CN204608882U CN201520269876.6U CN201520269876U CN204608882U CN 204608882 U CN204608882 U CN 204608882U CN 201520269876 U CN201520269876 U CN 201520269876U CN 204608882 U CN204608882 U CN 204608882U
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- air device
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Abstract
The utility model provides a kind of admission valve of compensated with air device, belongs to Pressure Control Technology field.It solve the problem that admission valve replacing bothers, replacement cost is high of existing compensated with air device.The admission valve of this compensated with air device, compensated with air device comprises housing, housing has through hole, the inside of housing is cavity, spring and isolation rubber is provided with in cavity, isolation rubber shutoff through hole under the action of the spring, admission valve comprises valve seat, there is in valve seat the valve opening running through valve seat, the inner of valve seat is connected mutually with housing, the outer end screw thread of valve seat is fixed with bonnet, there is in bonnet the air inlet running through bonnet, air inlet passes through valve opening, through hole is connected with cavity, valve ball is provided with in valve opening, the external diameter of valve ball is less than the diameter of valve opening, the external diameter of valve ball is greater than the diameter of air inlet.The admission valve of this compensated with air device have replacement cost low, change simple advantage.
Description
Technical field
The utility model belongs to Pressure Control Technology field, relates to a kind of compensated with air device, particularly a kind of admission valve of compensated with air device.
Background technology
Enclosed water supplying tank system is that water tank is arranged on ground, and pump is in water tank during water-filling, and because water tank is closed container, inner air is compressed simultaneously, and with utilizing the compressed air of its inside to produce pressure during water, hoist water supply.Enclosed water supplying tank supplies water and has clean hygiene, and moisture evaporation loss is few, and installation site is different from open water tank and must be placed in eminence and be subject to the plurality of advantages such as region limitation, is therefore subject to extensive use.In current enclosed water supplying tank system, in water tank, air is soluble in water or direct along with current discharge, and air in water tank is reduced, and hydraulic pressure reduces, and easily causes the frequent starting of pump, affects the application life of pump, be also unfavorable for energy-conservation.In addition, the air in water tank is non-exchange, easily causes aqueous metamorphism.
In order to overcome the above problems, the applicant has applied for a kind of air containment controller [patent No.: 201420193330.2 on April 18th, 2014, Authorization Notice No.: CN204080946U], controller comprises housing, admission valve, low pressure suction inlet and water tank interface, in housing, there is cavity, bowl-type isolation rubber is provided with in cavity, cavity is separated into epicoele and cavity of resorption by isolation rubber, isolation rubber has elasticity and the lateral wall of isolation rubber can be close on the inwall of epicoele, admission valve and water tank interface are installed in housing upper end and are all connected with epicoele, low pressure suction inlet is installed in housing lower end and is connected with cavity of resorption, housing comprises upper cover and lower cover, water tank interface place is provided with upper cover joint, upper cover joint lower end is connected in and covers, the upper end external surface of upper cover joint is provided with external screw thread, have in upper cover joint and be communicated with epicoele and extraneous passage by water tank interface, be provided with in passage can passage valve ball and the back-up ring of valve ball can be blocked, passage is made up of two parts, inner passage is minor diameter, the passage of outer end is major diameter, this valve ball is positioned at large diameter passage, and the diameter of this valve ball is greater than inner channel diameter, back-up ring is installed in large diameter passage outer end.
The air containment controller of this kind of structure, admission valve comprises valve seat and elastic valve plate, elastic valve plate is arranged in valve seat, one end of valve seat is connected by welding with housing, the end of the valve seat other end has the air inlet that diameter is less than elastic valve plate size, during installation, first elastic valve plate is arranged in valve seat, again valve seat and housing are connected, elastic valve plate is installed to after in valve seat and just can not be removed, once elastic valve plate damages, just cause the damage of whole air containment controller, need whole replacing air containment controller, the cost changed is high, and when changing, prevent from leaking, need to close whole feed tank system, change trouble.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, proposes a kind of admission valve of compensated with air device, and how solution makes existing air containment controller, and after elastic valve plate damage, replacement cost is low, replacing is simple.
The purpose of this utility model realizes by following technical proposal: a kind of admission valve of compensated with air device, compensated with air device comprises housing, described housing has through hole, the inside of described housing is cavity, spring and isolation rubber is provided with in described cavity, described isolation rubber shutoff through hole under the action of the spring, it is characterized in that, described admission valve comprises valve seat, there is in described valve seat the valve opening running through valve seat, the inner of described valve seat is connected mutually with housing, the outer end screw thread of described valve seat is fixed with bonnet, there is in described bonnet the air inlet running through bonnet, described air inlet passes through valve opening, through hole is connected with cavity, valve ball is provided with in described valve opening, the external diameter of described valve ball is less than the diameter of valve opening, the external diameter of described valve ball is greater than the diameter of air inlet.
Mobilizable valve ball is provided with in valve seat, extraneous air is connected with cavity with through hole by air inlet, valve opening, when the air sufficient pressurising force in water tank, in cavity is large, the air inlet of valve ball shutoff bonnet, make the air in water tank, in cavity flow to the external world, ensure the pressure in water tank, in cavity; When the lack of air pressure hour in water tank, in cavity, extraneous air washes valve ball open, enters in cavity, water tank, the air capacity in compensation tank along air inlet, gap between valve ball and valve seat and through hole; Even if valve ball has damaged, the elastic valve plate be equivalent in background technology has damaged, by rotating bonnet, namely replaceable, and it is convenient to change, and replacement cost is low.
In the admission valve of above-mentioned a kind of compensated with air device, described admission valve also comprises sealing mat, described sealing mat comprises annular gear edge and circular orientation portion, described annular gear is along between bonnet and valve seat, and annular gear has annular cavity along the side near valve seat, described circular orientation portion is positioned at valve seat, and circular orientation portion comprises annular abutment portion and cyclic deformation portion, described annular abutment portion is positioned between annular gear edge and cyclic deformation portion, the described external diameter in annular abutment portion and the diameter of valve opening match, the external diameter in described cyclic deformation portion is less than the external diameter in annular abutment portion.By annular gear along being fixed between bonnet and valve seat, sealing mat is made to be fixed in bonnet and valve seat, annular cavity plays the effect absorbing sealing mat distortion, makes bonnet can better press seal pad, and the external diameter in cyclic deformation portion is less than the diameter of valve opening, circular orientation portion is facilitated to be inserted in valve opening, when valve ball is resisted against in cyclic deformation portion, when the air pressure in water tank, in cavity is larger, cyclic deformation portion can open towards outside accordingly, release the pressure, make valve ball play better plugging action.
In the admission valve of above-mentioned a kind of compensated with air device, the inside wall on described annular gear edge is enlarging shape, and the inside wall in described cyclic deformation portion is enlarging shape.The inside wall in cyclic deformation portion is enlarging shape, the mating shapes of this kind of structure and valve ball, make good stability during valve ball shutoff, play better plugging action, the inside wall on annular gear edge is enlarging shape, the air that this kind of structure makes the external world enter into admission valve can more be assembled, and makes extraneous air can enter into cavity, the water tank of housing faster.
In the admission valve of above-mentioned a kind of compensated with air device, described sealing mat is made up of elastomeric material, has annular gasket between described sealing mat and bonnet, and described annular gasket is made up of metal material.Elastomeric material has certain elasticity, can play better sealing effectiveness, make the air in water tank, in cavity flow to the external world, annular gasket increases the contact area between sealing mat and bonnet, make bonnet can better press seal pad, make sealing mat play better sealing function.
In the admission valve of above-mentioned a kind of compensated with air device, described valve seat and housing are that integral structure or described valve seat are connected by welding with housing.Integral structure firmness is high, and welding is connected, and is connected conveniently.
In the admission valve of above-mentioned a kind of compensated with air device, described valve ball is steel ball.Steel ball can be bought on hardware market, and cost is low.
Compared with prior art, the admission valve of the compensated with air device that the utility model provides is positioned in valve seat by bonnet by sealing mat and valve ball, namely, after valve ball or sealing mat damage, can be changed by rotation bonnet taking-up valve ball or sealing mat, replacement cost is low, replacing is convenient; In sealing mat, the setting of annular cavity and the external diameter in cyclic deformation portion are less than the external diameter in annular abutment portion, make sealing mat can play better sealing effectiveness; The inside wall in cyclic deformation portion is enlarging shape, makes valve ball play better plugging action.
Accompanying drawing explanation
Fig. 1 is the overall structure sectional view of this compensated with air device.
Fig. 2 is the overall structure sectional view of the admission valve of this compensated with air device.
Fig. 3 is the overall structure sectional view of the admission valve sealing mat of this compensated with air device.
In figure, 1, housing; 11, through hole; 12, cavity; 2, spring; 3, rubber is isolated; 4, valve seat; 41, valve opening; 5, bonnet; 51, air inlet; 6, valve ball; 7, sealing mat; 71, annular gear edge; 72, circular orientation portion; 721, annular abutment portion; 722, cyclic deformation portion; 8, annular cavity; 9, annular gasket.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 and Figure 2, compensated with air device comprises housing 1, housing 1 has through hole 11, the inside of housing 1 is cavity 12, be provided with spring 2 and isolation rubber 3 in cavity 12, spring 2 is trochoid spiral Compress Springs 2, and the large end of spring 2 is resisted against on the inside wall of housing 1, the small end of spring 2 is resisted against on isolation rubber 3, on the inside wall making isolation rubber 3 be resisted against housing 1 by the elastic force of spring 2 thus shutoff through hole 11.
As shown in Figure 1 and Figure 2, admission valve comprises valve seat 4, valve ball 6, bonnet 5, sealing mat 7 and annular gasket 9.
Valve seat 4 in a tubular form, there is in valve seat 4 valve opening 41 running through valve seat 4, be provided with valve ball 6 in valve opening 41, in the present embodiment, valve ball 6 is steel balls, the external diameter of valve ball 6 is slightly less than the diameter of valve opening 41, the inner of valve seat 4 is connected mutually with housing 1, and in the present embodiment, valve seat 4 and housing 1 are integral structures, in actual production, the inner of valve seat 4 can be connected by welding with housing 1.The outer end screw thread of valve seat 4 is fixed with bonnet 5, has the air inlet 51 running through bonnet 5 in bonnet 5, and the external diameter of valve ball 6 is greater than the diameter of air inlet 51.
As shown in Figure 3, sealing mat 7 is made up of elastomeric material, sealing mat 7 comprises annular gear along 71 and circular orientation portion 72, circular orientation portion 72 comprises annular abutment portion 721 and cyclic deformation portion 722, annular abutment portion 721 keeps off along between 71 and cyclic deformation portion 722 in annular, the external diameter in annular abutment portion 721 and the diameter of through hole 11 match, the external diameter in annular abutment portion 721 is slightly less than the diameter of through hole 11, the external diameter in cyclic deformation portion 722 is less than the external diameter in annular abutment portion 721, annular gear is enlarging shape along the inside wall of 71, and the inside wall in cyclic deformation portion 722 is enlarging shape.The external diameter of valve ball 6 is greater than the diameter in the hole in the middle of sealing mat 7.Annular is kept off along 71 between bonnet 5 and valve seat 4, annular gear has annular cavity 8 along 71 near the side of valve seat 4, annular gear is along having the annular gasket 9 be made up of metal material between 71 and bonnet 5, make bonnet 5 compress annular gasket 9 and sealing mat 7 by rotating bonnet 5, annular gasket 9 and sealing mat 7 are fixed between bonnet 5 and valve seat 4.Circular orientation portion 72 is positioned at valve seat 4, and annular abutment portion 721 contacts with the inside wall of valve seat 4, has gap between the inside wall of cyclic deformation portion 722 and valve seat 4.Extraneous air is connected with the cavity 12 of housing 1 by the hole in the middle of air inlet 51, annular gasket 9, the hole in the middle of sealing mat 7, the gap between valve ball 6 with valve seat 4 inside wall, through hole 11.
When in water tank, in cavity 12, air sufficient pressurising force is large time, valve ball 6 is arranged in the enlarging in cyclic deformation portion 722, valve ball 6 shutoff admission valve, makes in water tank, air in cavity 12 can not flow to the external world; When air in water tank, in cavity 12 reduces pressure hour, low pressure chamber is formed between isolation rubber 3 and housing 1 lower cover with through hole 11, extraneous air can wash valve ball 6 open, extraneous air is made to enter into cavity 12, water tank, the air reduced in compensation tank, in cavity 12, improves the air pressure in water tank, cavity 12.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ herein housing 1, through hole 11, cavity 12, spring 2, isolation rubber 3, valve seat 4, valve opening 41, bonnet 5, air inlet 51, valve ball 6, sealing mat 7, annular gear along 71, circular orientation portion 72, annular abutment portion 721, cyclic deformation portion 722, annular cavity 8, the term such as annular gasket 9, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (6)
1. the admission valve of a compensated with air device, compensated with air device comprises housing (1), described housing (1) has through hole (11), the inside of described housing (1) is cavity (12), spring (2) and isolation rubber (3) is provided with in described cavity (12), described isolation rubber (3) shutoff through hole (11) under the effect of spring (2), it is characterized in that, described admission valve comprises valve seat (4), there is in described valve seat (4) valve opening (41) running through valve seat (4), the inner of described valve seat (4) is connected mutually with housing (1), the outer end screw thread of described valve seat (4) is fixed with bonnet (5), there is in described bonnet (5) air inlet (51) running through bonnet (5), described air inlet (51) is by valve opening (41), through hole (11) is connected with cavity (12), valve ball (6) is provided with in described valve opening (41), the external diameter of described valve ball (6) is less than the diameter of valve opening (41), the external diameter of described valve ball (6) is greater than the diameter of air inlet (51).
2. the admission valve of a kind of compensated with air device according to claim 1, it is characterized in that, described admission valve also comprises sealing mat (7), described sealing mat (7) comprises annular gear along (71) and circular orientation portion (72), described annular gear is positioned between bonnet (5) and valve seat (4) along (71), and annular gear has annular cavity (8) along (71) near the side of valve seat (4), described circular orientation portion (72) is positioned at valve seat (4), and circular orientation portion (72) comprise annular abutment portion (721) and cyclic deformation portion (722), described annular abutment portion (721) is positioned between annular gear edge (71) and cyclic deformation portion (722), the external diameter of described annular abutment portion (721) and the diameter of valve opening (41) match, the external diameter of described cyclic deformation portion (722) is less than the external diameter of annular abutment portion (721).
3. the admission valve of a kind of compensated with air device according to claim 2, is characterized in that, described annular gear is enlarging shape along the inside wall of (71), and the inside wall of described cyclic deformation portion (722) is enlarging shape.
4. the admission valve of a kind of compensated with air device according to Claims 2 or 3, it is characterized in that, described sealing mat (7) is made up of elastomeric material, have annular gasket (9) between described sealing mat (7) and bonnet (5), described annular gasket (9) is made up of metal material.
5. the admission valve of a kind of compensated with air device according to claim 1 or 2 or 3, it is characterized in that, described valve seat (4) and housing (1) are that integral structure or described valve seat (4) are connected by welding with housing (1).
6. the admission valve of a kind of compensated with air device according to claim 1 or 2 or 3, is characterized in that, described valve ball (6) is steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520269876.6U CN204608882U (en) | 2015-04-29 | 2015-04-29 | A kind of admission valve of compensated with air device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520269876.6U CN204608882U (en) | 2015-04-29 | 2015-04-29 | A kind of admission valve of compensated with air device |
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| Publication Number | Publication Date |
|---|---|
| CN204608882U true CN204608882U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520269876.6U Active CN204608882U (en) | 2015-04-29 | 2015-04-29 | A kind of admission valve of compensated with air device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931205A (en) * | 2017-03-15 | 2017-07-07 | 福建大成电机集团有限公司 | A kind of compensated with air device |
| CN108104207A (en) * | 2017-12-29 | 2018-06-01 | 浙江耀达智能科技股份有限公司 | New pressure of supply water tank |
| CN110630416A (en) * | 2019-09-30 | 2019-12-31 | 重庆长安汽车股份有限公司 | Air filter |
-
2015
- 2015-04-29 CN CN201520269876.6U patent/CN204608882U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931205A (en) * | 2017-03-15 | 2017-07-07 | 福建大成电机集团有限公司 | A kind of compensated with air device |
| CN108104207A (en) * | 2017-12-29 | 2018-06-01 | 浙江耀达智能科技股份有限公司 | New pressure of supply water tank |
| CN110630416A (en) * | 2019-09-30 | 2019-12-31 | 重庆长安汽车股份有限公司 | Air filter |
| CN110630416B (en) * | 2019-09-30 | 2021-10-12 | 重庆长安汽车股份有限公司 | Air filter |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Two industrial zone, 317500 South Bay, Taiping Street, Taizhou, Zhejiang, Wenling Patentee after: WENLING HUANLI ELECTRIC APPLIANCE CO.,LTD. Address before: Two industrial zone, 317500 South Bay, Taiping Street, Taizhou, Zhejiang, Wenling Patentee before: ZHEJIANG HUANLI ELECTRICAL APPLIANCE CO.,LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20230105 Address after: 317523 East of Xincheng Avenue, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Patentee after: Zhongke Huanli Co.,Ltd. Address before: 317500 Nanquan phase II Industrial Zone, Taiping Street, Wenling City, Taizhou City, Zhejiang Province Patentee before: WENLING HUANLI ELECTRIC APPLIANCE CO.,LTD. |
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| TR01 | Transfer of patent right |