CN205745491U - A kind of electric water heater safety valve - Google Patents
A kind of electric water heater safety valve Download PDFInfo
- Publication number
- CN205745491U CN205745491U CN201520942778.4U CN201520942778U CN205745491U CN 205745491 U CN205745491 U CN 205745491U CN 201520942778 U CN201520942778 U CN 201520942778U CN 205745491 U CN205745491 U CN 205745491U
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- CN
- China
- Prior art keywords
- adjustment cap
- valve
- water heater
- pull bar
- electric water
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- 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
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Abstract
This utility model is a kind of electric water heater safety valve, belong to automatic valve technical field, it includes valve body and hands handle, it is provided with into water cavity and pressure release cavity in valve body, connected by a relief hole between water inlet cavity and pressure release cavity, it is provided with check-valves in intake antrum body, it is provided with relief valve in pressure-releasing chamber body, pressure release cavity offers water draining beak, described relief valve includes water squeezing plate, adjustment cap and pull bar, equipped with regulation spring between water squeezing plate and adjustment cap, described pull bar sequentially passes through water squeezing plate, with described handle phase clamping after regulation spring and adjustment cap；Being provided with O one between pull bar and adjustment cap, be provided with O two between the inwall of adjustment cap and pressure release cavity, described adjustment cap is threadedly connected on the inwall of pressure release cavity.This utility model has rational in infrastructure, simple, safe and reliable, and product cost is low, and service life is long, and it is convenient to install, and reflux stable advantage.
Description
Technical field
This utility model belongs to relief valve technical field, refers to a kind of electric water heater safety valve.
Background technology
Relief valve is the branch that valve family is more special, and its particularity is because being different from other valve
Door functions only as the effect of switch, it is often more important that play the safety of protection equipment.Relief valve is that opening and closing element is subject to
It is in normally off under External Force Acting, when the pressure medium in equipment or pipeline increases to over setting, logical
Cross outside system discharge medium to prevent pressure medium in pipeline or equipment from exceeding the Special valve of specified value.
Along with the fast development of China's economic construction, the scope of application of relief valve is increasingly wider, and kind is the most more come
The most, it is adaptable to the electric water heater safety valve of electric heater is exactly one therein, it has check-valves simultaneously
With relief valve function, when can prevent from entering the aqueous reflux of electric heater and preventing inner container of electric water heater pressure higher,
Drain unnecessary pressure, to ensure the inner bag life-span and to avoid quick-fried gallbladder accident to occur.
Although electric water heater safety valve has above-mentioned powerful function, but at the electric heating occurred in the market
Still there is the distinct disadvantage such as structure is complicated, installation is inconvenient in hydrophone relief valve, these defects relate to it
In check-valves and the structure of relief valve.It is known that the parts of the most complicated in general its composition of structure
The most, the when of naturally connection, junction point is the most, and this not only brings higher the dispatching from the factory of product
Cost and heavier weight, but also can bring product entirety in-convenience in use, structure is the most complicated, zero
Part is the most, will certainly have influence on the service life that product is overall, and fault rate increases, and the safety of work is therewith
Reduce；The most such as, adjustment cap, gasket seal one and capping are often assembled in by existing relief valve
One piece is reached regulation and the effect sealed, handle and pull bar is fixedly connected by latch, these
All there are parts many, cause open defect inconvenient, baroque is installed.It addition, occur in the market
Part electric water heater safety valve there is also the situation that backflow is unstable, therefore, for upper due to unreasonable structure
State the many disadvantages of existence, it is necessary to do further structure and improve.
Utility model content
In order to overcome defect of the prior art, the purpose of this utility model be to provide a kind of rational in infrastructure,
Simply, safe and reliable, product cost is low, and service life is long, and it is convenient to install, and reflux stable electric heating
Hydrophone relief valve.
The purpose of this utility model is achieved in that a kind of electric water heater safety valve, including valve body and handle,
In valve body, it is provided with intake antrum and pressure-releasing chamber, is connected by a through hole between intake antrum and pressure-releasing chamber,
It is provided with check-valves in intake antrum, in pressure-releasing chamber, is provided with relief valve, pressure-releasing chamber offers faucet,
Described relief valve includes water squeezing plate, adjustment cap and pull bar, equipped with regulation bullet between water squeezing plate and adjustment cap
Spring, described pull bar sequentially pass through water squeezing plate, regulation spring and adjustment cap after with described handle phase clamping；
Between pull bar and adjustment cap, it is provided with O one, between adjustment cap and the inwall of pressure-releasing chamber, is provided with O
Type circle two, described adjustment cap is threadedly connected on the inwall of valve body.
In above-mentioned electric water heater safety valve, described pull bar offering annular groove one, O one is embedding
It is contained in this annular groove one.
In above-mentioned electric water heater safety valve, described adjustment cap offers annular groove two, O two
It is inlaid in this annular groove two.
In above-mentioned electric water heater safety valve, the underface of described pull bar is disposed with pad one and close
Gasket one, described through hole is blocked under the effect of regulation spring in the lower surface of gasket seal one.
In above-mentioned electric water heater safety valve, described pad and gasket seal one are respectively positioned on described setting-out
In plate.
In above-mentioned electric water heater safety valve, described check-valves includes valve seat and locking cap, at valve seat and
Equipped with big spring between locking cap, locking cap offers through hole；Fuse and little it is provided with in described valve seat
Spring, little spring is set on fuse, and before and after fuse, described valve seat is all stretched out at two ends, the leading section of fuse
On be provided with O three, the rearward end of fuse is interspersed in the through hole of locking cap, and described locking cap passes through
Engagement thread is connected on the inwall of intake antrum.
In above-mentioned electric water heater safety valve, equipped with gasket seal two on the leading section of described valve seat.
In above-mentioned electric water heater safety valve, the leading section of described fuse offers annular groove three, O
Type circle three is inlaid in this annular groove three.
This utility model is prominent compared to existing technology and useful having the technical effect that this utility model has structure
Rationally, simply, safe and reliable, product cost is low, and service life is long, and it is convenient to install, and backflow is stable
Advantage.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model；
Fig. 2 is detonation configuration schematic diagram of the present utility model.
Label implication in figure:
1-valve body；2-gasket seal one；3-pad；4-water squeezing plate；5-regulates spring；
6-pull bar；7-O type circle one；8-adjustment cap；9-O type circle two；10-handle；
11-gasket seal two；12-valve seat；13-little spring；14-fuse；15-O type circle three；
16-big spring；17-locking cap；18-through hole；19-annular groove one；
20-annular groove two；21-annular groove three；22-faucet.
Detailed description of the invention
With specific embodiment, this utility model is further described below in conjunction with the accompanying drawings:
Seeing shown in Fig. 1-Fig. 2, a kind of electric water heater safety valve, including valve body 1 and handle 10, at valve body
It is provided with intake antrum and pressure-releasing chamber in 1, is connected by a through hole 18 between intake antrum and pressure-releasing chamber, entering
It is provided with check-valves in water cavity, in pressure-releasing chamber, is provided with relief valve, pressure-releasing chamber offers faucet 22,
Described relief valve includes water squeezing plate 4, adjustment cap 8 and pull bar 6, fills between water squeezing plate 4 and adjustment cap 8
Have regulation spring 5, described pull bar 6 sequentially pass through water squeezing plate 4, regulation spring 5 and adjustment cap 8 after with institute
The handle 10 phase clamping stated；O 1 it is provided with, in adjustment cap 8 between pull bar 6 and adjustment cap 8
And being provided with O 29 between the inwall of pressure-releasing chamber, described adjustment cap 8 is threadedly connected to valve body
Inwall on.
Selecting as first, described pull bar 6 offers annular groove 1, O 1 is inlaid in
In this annular groove 1.
Selecting as first, described adjustment cap 8 offers annular groove 2 20, O 29 is embedded in
In this annular groove 2 20.
Selecting as first, the underface of described pull bar 6 is disposed with pad 3 and gasket seal 1,
Described through hole 18 is blocked under the effect of regulation spring 5 in the lower surface of gasket seal 1.
Selecting as first, described pad 3 and gasket seal 1 are respectively positioned in described water squeezing plate 4.
Selecting as first, described check-valves includes valve seat 12 and locking cap 17, in valve seat 12 and locking
Equipped with big spring 16 between cap 17, locking cap 17 offers through hole；It is provided with core in described valve seat 12
Son 14 and little spring 13, little spring 13 is set on fuse 14, and before and after fuse 14, institute is all stretched out at two ends
Stating valve seat 12, the leading section of fuse is provided with O 3 15, the rearward end of fuse is interspersed in locking cap 17
Through hole in, described locking cap 17 is threadedly connected on the inwall of intake antrum.
Select as first, equipped with gasket seal 2 11 on the leading section of described valve seat 12.
Select as first, the leading section of described fuse 14 offers annular groove 3 21, O three
15 are inlaid in this annular groove 3 21.
In this utility model, pull bar 6 sequentially pass through water squeezing plate 4, regulation spring 5 and adjustment cap 8 after with described
Handle 10 phase clamping；Such structure not only ensure that the firm of its structure, and the most suitable when dismounting
Ground is convenient.
In this utility model, between pull bar 6 and adjustment cap 8, be provided with O 1, adjustment cap 8 with let out
Being provided with O 29 between the inwall in pressure chamber, such sealing structure has compact conformation, simply, rationally
Advantage.
In this utility model, adjustment cap 8 is threadedly connected on the inwall of pressure-releasing chamber, and this is the simplest
Changed structure, and structure install more reasonable, firm, this is external install the most convenient.
In other words, this utility model has only used an adjustment cap 8 directly to substitute relief valve of the prior art by regulation
Cap, gasket seal one and the structure of capping composition, such structure fault rate after decreasing parts is obvious
Reduce, be greatly improved dependability and the service life of product.
In this utility model, pull bar 6 offering annular groove 1, O 1 is inlaid in this annular
In groove 1；Offering annular groove 2 20 in adjustment cap 8, O 29 is inlaid in this annular groove
In 2 20, the underface of pull bar 6 is disposed with pad 3 and gasket seal 1, gasket seal 1
Described through hole 18 is blocked under the effect of regulation spring 5 in lower surface；Described pad 3 and gasket seal one
2 are respectively positioned in described water squeezing plate 4.Such structure is compared and is also seemed more reasonable on market, is protecting
Demonstrate,prove safe and reliable on the premise of, that the most also can arrange is compacter.
In this utility model, check-valves includes valve seat 12 and locking cap 17, valve seat 12 and locking cap 17 it
Between equipped with big spring 16, locking cap 17 offers through hole；Fuse 14 He it is provided with in described valve seat 12
Little spring 13, little spring 13 is set on fuse 14, and before and after fuse 14, described valve seat is all stretched out at two ends
12, the leading section of fuse is provided with O 3 15, the rearward end of fuse is interspersed in the through hole of locking cap 17
In, described locking cap 17 is threadedly connected on the inwall of intake antrum；Described valve seat 12
Equipped with gasket seal 2 11 on leading section；Annular groove 3 21 is offered on the leading section of described fuse 14,
O 3 15 is inlaid in this annular groove 3 21；This structure compact conformation, rationally and install convenient
Outside, also there is the advantage that backflow is stable.
Above-described embodiment is only preferred embodiment of the present utility model, limits guarantor of the present utility model the most according to this
Protect scope, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should contain
Within protection domain of the present utility model.
Claims (8)
1. an electric water heater safety valve, including valve body (1) and handle (10), sets in valve body (1)
It is equipped with intake antrum and pressure-releasing chamber, is connected by a through hole (18) between intake antrum and pressure-releasing chamber, in water inlet
Intracavity is provided with check-valves, is provided with relief valve in pressure-releasing chamber, offers faucet (22) on pressure-releasing chamber,
It is characterized in that: described relief valve includes water squeezing plate (4), adjustment cap (8) and pull bar (6), in pressure
Equipped with regulation spring (5) between water plate (4) and adjustment cap (8), described pull bar (6) sequentially passes through
Water squeezing plate (4), regulation spring (5) and adjustment cap (8) afterwards with described handle (10) phase clamping；?
O one (7) it is provided with, at adjustment cap (8) and pressure-releasing chamber between pull bar (6) and adjustment cap (8)
Inwall between be provided with O two (9), described adjustment cap (8) is threadedly connected to valve body
Inwall on.
Electric water heater safety valve the most according to claim 1, it is characterised in that: described pull bar (6)
On offer annular groove one (19), O one (7) is inlaid in this annular groove one (19).
Electric water heater safety valve the most according to claim 1, it is characterised in that: described adjustment cap (8)
On offer annular groove two (20), O two (9) is inlaid in this annular groove two (20).
4. according to the electric water heater safety valve described in claim 1 or 2 or 3, it is characterised in that: described
The underface of pull bar (6) is disposed with pad (3) and gasket seal one (2), gasket seal one (2)
Lower surface regulation spring (5) effect under block described through hole (18).
Electric water heater safety valve the most according to claim 4, it is characterised in that: described pad one (3)
It is respectively positioned in described water squeezing plate (4) with gasket seal one (2).
Electric water heater safety valve the most according to claim 1, it is characterised in that: described check-valves bag
Include valve seat (12) and locking cap (17), equipped with big spring between valve seat (12) and locking cap (17)
(16), locking cap (17) offers through hole；It is provided with fuse (14) in described valve seat (12)
With little spring (13), little spring (13) is set on fuse (14), two ends before and after fuse (14)
All stretch out described valve seat (12), the leading section of fuse is provided with O three (15), the rear end of fuse
Portion is interspersed in the through hole of locking cap (17), described locking cap (17) be threadedly connected to into
On the inwall of water cavity.
Electric water heater safety valve the most according to claim 6, it is characterised in that: described valve seat (12)
Leading section on equipped with gasket seal two (11).
8. according to the electric water heater safety valve described in claim 6 or 7, it is characterised in that: described fuse
(14) offering annular groove three (21) on leading section, O three (15) is inlaid in this annular groove
In three (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942778.4U CN205745491U (en) | 2015-11-24 | 2015-11-24 | A kind of electric water heater safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942778.4U CN205745491U (en) | 2015-11-24 | 2015-11-24 | A kind of electric water heater safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205745491U true CN205745491U (en) | 2016-11-30 |
Family
ID=57388846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520942778.4U Expired - Fee Related CN205745491U (en) | 2015-11-24 | 2015-11-24 | A kind of electric water heater safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205745491U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909840A (en) * | 2015-11-24 | 2016-08-31 | 浙江他山流体控制科技有限公司 | Safety valve of electric water heater |
| CN106763951A (en) * | 2016-12-27 | 2017-05-31 | 浙江盾运实业有限公司 | Enclosed type safety valve and electric heater |
| CN110195791A (en) * | 2018-02-27 | 2019-09-03 | 张夏玲 | A kind of bidirection press control valve |
| GB2628391A (en) * | 2023-03-22 | 2024-09-25 | Seetru Ltd | Safety valves |
-
2015
- 2015-11-24 CN CN201520942778.4U patent/CN205745491U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909840A (en) * | 2015-11-24 | 2016-08-31 | 浙江他山流体控制科技有限公司 | Safety valve of electric water heater |
| CN106763951A (en) * | 2016-12-27 | 2017-05-31 | 浙江盾运实业有限公司 | Enclosed type safety valve and electric heater |
| CN110195791A (en) * | 2018-02-27 | 2019-09-03 | 张夏玲 | A kind of bidirection press control valve |
| GB2628391A (en) * | 2023-03-22 | 2024-09-25 | Seetru Ltd | Safety valves |
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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: 20161130 Termination date: 20201124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |