CN207112028U - A kind of multifunctional safety valve - Google Patents
A kind of multifunctional safety valve Download PDFInfo
- Publication number
- CN207112028U CN207112028U CN201720924081.3U CN201720924081U CN207112028U CN 207112028 U CN207112028 U CN 207112028U CN 201720924081 U CN201720924081 U CN 201720924081U CN 207112028 U CN207112028 U CN 207112028U
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- housing
- safety valve
- chamber
- multifunctional safety
- water inlet
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Abstract
The utility model discloses a kind of multifunctional safety valve, including：Fit together and adjustable first housing of relative position and the second housing, water inlet is provided with the first housing, on the second housing provided with delivery port；The inner chamber of first housing is divided into the narrow chamber to connect together and wide chamber, and the water inlet is arranged on narrow chamber；Form on the second housing and the first step of wide chamber sealing, the second step that can be sealed with narrow chamber and the 3rd step less than narrow chamber；Discharge outlet is provided with the side wall of second step, being provided with the 3rd step can be by first seal and pressure relief opening that water inlet is blocked；The inner chamber for connecting discharge outlet, pressure relief opening with delivery port is provided with second shell body, is provided with the pressure releasing valve core that pressure relief opening and delivery port can be separated in the lumen.The utility model is by adjusting the first housing, voltage-withstand test, pressure release, the switching of drain function can be achieved in the relative position of the second housing, and because pressure releasing valve core acts only as decompression function, pressure release value stabilization.
Description
Technical field
It the utility model is related to valve for gas fuel water heater technical field, more particularly to a kind of multifunctional safety valve.
Background technology
Standard gas water heater water path system is pressure-resistant, and performance test hydraulic pressure is 1.5MPa (pressure voltage), and pressure release fills safely
Maximum applied hydraulic pressure of the valve opening hydraulic pressure no more than water circuit system and the pressure voltage less than water circuit system are put, existing safety valve or is had
The safety valve of drain function can not meet pressure-resistant and pressure release requirement simultaneously.
Thus, in gas heater production process, to meet pressure-resistant and pressure release requirement of the national standard to water circuit system, surveying
Safety valve need to be blocked when trying pressure-resistant with instrument or first fill draining valve survey it is pressure-resistant, surveyed it is pressure-resistant after be replaced with safety valve and survey pressure release again；
Installation test is extremely inconvenient.
Utility model content
For problems of the prior art, the purpose of this utility model be to provide a kind of collection voltage-withstand test, pressure release,
Drain function is in the safety valve of one.
To achieve the above objectives, the utility model adopts the following technical scheme that.
A kind of multifunctional safety valve, it is characterised in that including：Fit together and adjustable first housing of relative position and
Second housing, water inlet is provided with the first housing, on the second housing provided with delivery port；The inner chamber of first housing is divided into
The narrow chamber and wide chamber to connect together, the water inlet are arranged on narrow chamber；The with the sealing of wide chamber is formed on the second housing
One step, the second step that can be sealed with narrow chamber and the 3rd step less than narrow chamber；Draining is provided with the side wall of second step
Mouthful, being provided with the 3rd step can be by first seal and pressure relief opening that water inlet is blocked；It is provided with second shell body by draining
The inner chamber that mouth, pressure relief opening connect with delivery port, the pressure releasing valve core that pressure relief opening and delivery port can be separated is provided with the lumen.
As a further illustration of the above scheme, second housing is socketed in first shell body, the first step
Pass through the threaded connection of mutual cooperation between side wall and wide chamber.
As a further illustration of the above scheme, at least one sealing ring, the second step are provided with second step
Side wall and narrow chamber between sealed by sealing ring.
As a further illustration of the above scheme, the pressure releasing valve core includes：Hole jump ring, on the jump ring of hole
Spring base, the spring to mount elastically, the lead on spring, and the second sealing being connected with lead
Part；The second seal under the action of the spring separates pressure relief opening and delivery port.
As a further illustration of the above scheme, the water inlet is located at the end of the first housing, the first seal
The end of the 3rd step is arranged on, the pressure relief opening is arranged in the side wall of the 3rd step.
As a further illustration of the above scheme, the discharge outlet is located in end or the side wall of the second housing.
As a further illustration of the above scheme, described some inner chamber of first housing is circular tube structure, the water inlet
Mouth is arranged on the top of the first housing pipe inner chamber, and second housing is socketed in the bottom of the first housing pipe inner chamber, described
First step, second step, the 3rd step are sequentially distributed from down to up.
It is of the present utility model to have the technical effect that：
By adjust the first housing, the second housing relative position i.e. can be achieved multifunctional safety valve in voltage-withstand test, let out
Switching between pressure, drain function；It is multi-functional when first seal seals water inlet and second step is in sealing contact with narrow chamber
Safety valve is voltage-withstand test state；When first seal does not seal water inlet and second step is in sealing contact with narrow chamber, more work(
Energy safety valve is pressure release state；When first seal does not seal water inlet and second step disengages blow-by with narrow chamber, more work(
Energy safety valve is water-drainage antifreezing state；It is vdiverse in function, it is easy to install；And because pressure releasing valve core acts only as decompression function, let out
Press value stabilization.
Brief description of the drawings
Fig. 1 show multifunctional safety valve structural representation provided by the utility model.
Fig. 2 show structural representation under the resistance to pressure condition of multifunctional safety valve provided by the utility model.
Fig. 3 show structural representation under multifunctional safety valve pressure release state provided by the utility model.
Fig. 4 show structural representation under multifunctional safety valve hull-borne provided by the utility model.
Description of reference numerals：
1：First housing, 2：Second housing, 3：Water inlet, 4：Delivery port, 5：Osculum, 6：First seal, 7：Pressure release
Mouthful, 8：Inner chamber, 9：Pressure releasing valve core, 10：Sealing ring.
2-1：First step, 2-2：Second step, 2-3：3rd step.
9-1：Hole jump ring, 9-2：Spring base, 9-3：Spring, 9-4：Second seal, 9-5：Lead.
Embodiment
, it is necessary to explanation in description of the present utility model, for the noun of locality, if any term " " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ",
The indicating position such as " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " and position relationship are based on orientation shown in the drawings or position
Relation is put, narration the utility model is for only for ease of and simplifies description, rather than indicate or imply signified device or element
There must be specific orientation, construct and operate with particular orientation, it is impossible to be interpreted as limiting specific protection model of the present utility model
Enclose.
In addition, be only used for describing purpose if any term " first ", " second ", and it is not intended that indicating or implying relatively heavy
The property wanted or the implicit quantity for indicating technical characteristic.Thus, " first " is defined, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, one or more " at least " are meant that, unless otherwise bright
It is really specific to limit.
In the utility model, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It can also be machine
Tool connects；Can be joined directly together or be connected by intermediary, can be that two element internals are connected.For
For those of ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing as the case may be
Justice.
In utility model, unless otherwise prescribed and limit, fisrt feature second feature it " on " or it " under " can be with
Directly contacted including the first and second features, it is not directly to contact but pass through it that can also include fisrt feature and second feature
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature
Directly over second feature and oblique upper, or it is only to represent that fisrt feature level height is higher than the height of second feature.First
Feature second feature " on ", " under " and " below " include fisrt feature immediately below second feature or obliquely downward, or only
Only represent that fisrt feature level height is less than second feature.
With reference to the accompanying drawing of specification, by being further described to specific embodiment of the present utility model, make
The technical solution of the utility model and its advantage are clearer, clear and definite.It is to show to describe embodiment below with reference to accompanying drawing
Example property, it is intended to the utility model is explained, and it is not intended that to limitation of the present utility model.
A kind of as shown in figure 1, multifunctional safety valve, it is characterised in that including：Fit together and relative position is adjustable
First housing 1 and the second housing 2, water inlet 3 is provided with the first housing 1, delivery port 4 is provided with the second housing 2；Described
The inner chamber of one housing 1 is divided into the narrow chamber to connect together and wide chamber, and the water inlet 3 is arranged on narrow chamber；On the second housing 2 into
Type has and the first step 2-1 of wide chamber sealing, the second step 2-2 that can be sealed with narrow chamber and the 3rd step 2-3 less than narrow chamber；
Discharge outlet 5 is provided with second step 2-2 side wall, the first sealing that water inlet 3 can be blocked is provided with the 3rd step 2-3
Part 6 and pressure relief opening 7；The inner chamber 8 for connecting discharge outlet 5, pressure relief opening 7 with delivery port 4 is provided with the second housing 2, in inner chamber 8
Provided with the pressure releasing valve core 9 that can separate pressure relief opening 7 and delivery port 4.
Wherein, first housing 1 is circular tube structure, and the water inlet 2 is arranged on the top of the first housing 1, described
Two housings 2 are socketed in the bottom of the first housing 1, and the first step 2-1, second step 2-2, the 3rd step 2-3 are from down to up
It is sequentially distributed.Pass through the threaded connection of mutual cooperation, second step 2-2 side wall between first step 2-1 side wall and wide chamber
It is tightly connected between narrow chamber by least one sealing ring 10, the 3rd step 2-3 side wall does not contact with narrow chamber.First sealing
Part 6 is arranged at the top of the 3rd step, and pressure relief opening 7 is arranged in the side wall of the 3rd step, and discharge outlet 4 is arranged on the second housing 2
Bottom.So, it is adjustable relative position between first shell body 1 and the second housing 2 by rotating the second housing 2.
The pressure releasing valve core 9 includes：Hole jump ring 9-1, installed in spring base 9-2 of the hole on jump ring 9-1, installed in bullet
Spring 9-3 on spring abutment 9-2, the lead 9-5 on spring 9-3, and the second seal being connected with lead 9-5
9-4；The second seal 9-4 separates pressure relief opening 7 and delivery port 4 under spring 9-3 effects.
During practical application, realize multifunctional safety valve resistance to by the relative position of the first housing 1 of regulation, the second housing 2
Press the switching between test, pressure release, drain function.
As shown in Fig. 2 during voltage-withstand test, multifunctional safety valve is tightened, first seal 6 is pressed on water inlet 3, this
When, still ensure that water inlet seals when hydraulic pressure is more than 1.5MPa.
As shown in figure 3, surveyed it is pressure-resistant after, multifunctional safety valve is unscrewed into a circle, divides first seal 6 and water inlet 3
From second step 2-2 is still in sealing contact with narrow chamber.At this moment, current are from water inlet 3 into narrow chamber and close to second through relief hole 7
Mono- hydraulic pressure of sealing 9-4.When hydraulic pressure is more than spring 9-3 threshold values, second seal 9-4 is open and the under hydraulic pressure effect
Lead 9-5 connected two seal 9-4 is moved down, and compresses spring 9-3, and current are discharged after entering inner chamber 8 from delivery port 4, real
Existing decompression function.
As shown in figure 4, when needing draining, multifunctional safety valve continued to unscrew to second step 2-2 separated with narrow chamber,
At this moment, current water inlet 3 enters narrow chamber and flowed out behind discharge outlet 5, inner chamber 8 from delivery port 4, realizes drain function.
As some conversion embodiments of the present embodiment, the water inlet can also be changed to be arranged on the side wall of the first housing
On, first seal is correspondingly also changed to be arranged in the side wall of the 3rd step；The delivery port can also be changed to be arranged on second
In the side wall of housing；It is not limited to the present embodiment.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model
Above-mentioned embodiment is not limited to, it is equal using the improvement and replacement of techniques well known on the basis of the utility model
Falling should be limited in the scope of protection of the utility model, the scope of protection of the utility model by each claim and its equivalent
It.
Claims (8)
- A kind of 1. multifunctional safety valve, it is characterised in that including：Fit together and adjustable first housing of relative position and Two housings, water inlet is provided with the first housing, on the second housing provided with delivery port；The inner chamber of first housing is divided into company Narrow chamber and wide chamber together, the water inlet are arranged on narrow chamber；First with the sealing of wide chamber is formed on the second housing Step, the second step that can be sealed with narrow chamber and the 3rd step less than narrow chamber；Discharge outlet is provided with the side wall of second step, Being provided with the 3rd step can be by first seal and pressure relief opening that water inlet is blocked；In second shell body be provided with by discharge outlet, The inner chamber that pressure relief opening connects with delivery port, the pressure releasing valve core that pressure relief opening and delivery port can be separated is provided with the lumen.
- 2. a kind of multifunctional safety valve according to claim 1, it is characterised in that second housing is socketed in first shell In vivo, the threaded connection of mutual cooperation is passed through between the side wall of the first step and wide chamber.
- 3. a kind of multifunctional safety valve according to claim 1, it is characterised in that be provided with second step at least one Sealing ring, sealed between the side wall of the second step and narrow chamber by sealing ring.
- 4. a kind of multifunctional safety valve according to claim 1, it is characterised in that the pressure releasing valve core includes：Block in hole Spring, the spring base on the jump ring of hole, the spring to mount elastically, the lead on spring, Yi Jiyu The second seal of lead connection；The second seal under the action of the spring separates pressure relief opening and delivery port.
- 5. a kind of multifunctional safety valve according to claim 1, it is characterised in that the water inlet is located at the first housing End, the first seal are arranged on the end of the 3rd step, and the pressure relief opening is arranged in the side wall of the 3rd step.
- 6. a kind of multifunctional safety valve according to claim 1, it is characterised in that the discharge outlet is located at the second housing On end or side wall.
- A kind of 7. multifunctional safety valve according to claim 1, it is characterised in that described some inner chamber of first housing For circular tube structure, the water inlet is arranged on the top of the first housing pipe inner chamber, and second housing is socketed in the first housing The bottom of pipe inner chamber, the first step, second step, the 3rd step are sequentially distributed from down to up.
- 8. a kind of multifunctional safety valve according to claim 1, it is characterised in that by adjusting the first housing, second shell The relative position of body realizes switching of the multifunctional safety valve between voltage-withstand test, pressure release, drain function；When first seal is sealed When living in the mouth of a river and second step and narrow chamber in sealing contact, multifunctional safety valve is voltage-withstand test state；When first seal not When sealing water inlet and second step and narrow chamber in sealing contact, multifunctional safety valve is pressure release state；When first seal is not sealed When living in the mouth of a river and second step and disengaging blow-by with narrow chamber, multifunctional safety valve is hull-borne.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720924081.3U CN207112028U (en) | 2017-07-27 | 2017-07-27 | A kind of multifunctional safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720924081.3U CN207112028U (en) | 2017-07-27 | 2017-07-27 | A kind of multifunctional safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207112028U true CN207112028U (en) | 2018-03-16 |
Family
ID=61572252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720924081.3U Active CN207112028U (en) | 2017-07-27 | 2017-07-27 | A kind of multifunctional safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207112028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611567A (en) * | 2019-01-17 | 2019-04-12 | 广东万家乐燃气具有限公司 | It is a kind of to integrate water transfer, pressure release, draining, the water supply connector of water supplement function |
-
2017
- 2017-07-27 CN CN201720924081.3U patent/CN207112028U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611567A (en) * | 2019-01-17 | 2019-04-12 | 广东万家乐燃气具有限公司 | It is a kind of to integrate water transfer, pressure release, draining, the water supply connector of water supplement function |
| CN109611567B (en) * | 2019-01-17 | 2023-11-14 | 广东万家乐燃气具有限公司 | Collect water regulating, pressure release, drainage, moisturizing function in water inlet joint |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |