CN208886039U - A kind of deadweight safety valve - Google Patents
A kind of deadweight safety valve Download PDFInfo
- Publication number
- CN208886039U CN208886039U CN201821564471.5U CN201821564471U CN208886039U CN 208886039 U CN208886039 U CN 208886039U CN 201821564471 U CN201821564471 U CN 201821564471U CN 208886039 U CN208886039 U CN 208886039U
- Authority
- CN
- China
- Prior art keywords
- outer cylinder
- separating tube
- cylinder
- liquid level
- safety valve
- Prior art date
- 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.)
- Active
Links
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses a kind of deadweight safety valves, including connecting flange, sewage draining exit, outer cylinder, liquid level indicator, separating tube, rain cover, inlet, buffering ring, adjusting screw rod, middle cylinder, sealing fluid and overflow port.The utility model has the beneficial effects that the easy device of the utility model has the ventilation capacity not less than same size breather valve, and have the function of urgent ventilation concurrently, and separating tube is provided between middle cylinder and outer cylinder, the two sides of separating tube are respectively arranged with sealing fluid, sealing fluid is horizontal, when breather valve is because of failure cisco unity malfunction, gas-phase space pressure rises in tank, liquid level decline on the inside of separating tube, liquid level rising in outside discharges outside the tank the gas of superpressure, it separately installs liquid level indicator additional on the outside of outer cylinder and replaces the oil dipstick in original equipment, so that outside can liquid level in intuitive readout equipment, when after a period of use, as fluid-tight oil is replenished in time in liquid level variation, guarantee that equipment operates normally the safety with storage tank.
Description
Technical field
The utility model relates to a kind of safety valve, specially a kind of deadweight safety valve belongs to safety valve application technical field.
Background technique
" fixed tank of first, Class B liquid, using fire arrester and breather valve, deadweight safety valve ".It can be seen that deadweight safety valve,
Breather valve, fire arrester are the indispensable safety devices of storage tank.Deadweight safety valve can not only maintain cartridge gas pressure to balance, it is ensured that storage
Tank rabbit in superpressure or vacuum goes to pot, and can be reduced the volatilization and loss of medium in tank, meets the ventilation of storage tank Big and Small Breath
It is required that.
Safety valve traditional at present is easy to cause failure in cold district winter, is there is fire condition when being used alone
Under, urgent expiration can not be provided, safety accident is easy to produce, in addition traditional safety valve in particular circumstances cannot be in normal tank
Normal pressure, cause in tank sharply superpressure or vacuum, damage storage tank and safety accident occurs.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of deadweight safety valve, level pressure discharge,
It opens and closes flexible, compact-sized, safe and reliable.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of deadweight safety valve, including outer cylinder, described
Outer cylinder is internally provided with middle cylinder, and the middle cylinder runs through one end of the outer cylinder, the inside shape of the middle cylinder and the outer cylinder
At cavity, one end of the middle cylinder is fixed with connecting flange, is provided with sealing fluid between the outer cylinder and the middle cylinder, opposite institute
The one end for stating the outer cylinder of middle cylinder one end is provided with separating tube, and the separating tube runs through one end of the outer cylinder, and described point
Same one end is provided with rain cover, the side of the rain cover is provided with inlet, and the inner face of the rain cover is provided with slow
Ring is rushed, the buffering ring side is equipped with adjusting screw rod；One end of the outer cylinder is provided with overflow port, the relatively described overflow port one
One end of the outer cylinder of side is provided with sewage draining exit；Liquid level indicator is installed on the outside of the outer cylinder.
Preferably, in order to realize the lifting of outer side seal liquid in separating tube, the diameter of the middle cylinder is less than separating tube, described
The diameter of separating tube is less than outer cylinder.
Preferably, it is flowed out in order to facilitate sealing fluid from overflow port, the overflow port runs through one end of the outer cylinder, and described
The outside of separating tube is arranged in overflow port.
Preferably, enter rain cover to open inlet at any time by liquid, the inlet runs through the rain cover.
Preferably, the height of rain cover is adjusted for convenience, and the adjusting screw rod is circumferentially uniformly arranged described for three
At the inside edge of rain cover.
Preferably, in order to allow sealing fluid stabilization to rise or fall, the sealing fluid is horizontal.
Preferably, in order to effectively prevent rainwater to enter outer cylinder, the diameter of the rain cover is greater than the outer cylinder.
The beneficial effects of the utility model are: the easy device of the utility model has not less than same size breather valve
Ventilation capacity, and have the function of urgent ventilation concurrently, and separating tube is provided between middle cylinder and outer cylinder, the two sides difference of separating tube
It is provided with sealing fluid, sealing fluid is horizontal, when breather valve is because of failure cisco unity malfunction, in tank in gas-phase space pressure
It rises, liquid level decline on the inside of separating tube, outside liquid level rising discharges outside the tank the gas of superpressure, separately installs liquid level additional on the outside of outer cylinder and refers to
Show that device replaces the oil dipstick in original equipment so that outside can liquid level in intuitive readout equipment, when using one section
Between after, with liquid level variation be replenished in time fluid-tight oil, guarantee equipment operate normally and storage tank safety.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure.
In figure: 1, connecting flange, 2, sewage draining exit, 3, outer cylinder, 4, liquid level indicator, 5, separating tube, 6, rain cover, 7, into
Liquid mouth, 8, buffering ring, 9, adjusting screw rod, 10, middle cylinder, 11, sealing fluid, 12, overflow port.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Refering to Figure 1, a kind of deadweight safety valve, including outer cylinder 3, the outer cylinder 3 is internally provided with middle cylinder 10, and
The middle cylinder 10 runs through one end of the outer cylinder 3, and the inside of the middle cylinder 10 and the outer cylinder 3 forms cavity, the middle cylinder 10
One end be fixed with connecting flange 1, be provided with sealing fluid 11 between the outer cylinder 3 and the middle cylinder 10, the relatively described middle cylinder 10
One end of the outer cylinder 3 of one end is provided with separating tube 5, and the separating tube 5 runs through one end of the outer cylinder 3, the separation
One end with 5 is provided with rain cover 6, and the side of the rain cover 6 is provided with inlet 7, and the inner face of the rain cover 6 is provided with
Buffering ring 8,8 side of buffering ring are equipped with adjusting screw rod 9；One end of the outer cylinder 3 is provided with overflow port 12, relatively described
One end of the outer cylinder 3 of 12 side of overflow port is provided with sewage draining exit 2；The outside of the outer cylinder 3 is equipped with liquid level indicator 4.
As a kind of technical optimization scheme of the utility model, the diameter of the middle cylinder 10 is less than separating tube 5, the separation
The diameter of cylinder 5 is less than outer cylinder 3.
As a kind of technical optimization scheme of the utility model, the overflow port 12 runs through one end of the outer cylinder 3, and institute
State the outside that separating tube 5 is arranged in overflow port 12.
As a kind of technical optimization scheme of the utility model, the inlet 7 runs through the rain cover 6.
As a kind of technical optimization scheme of the utility model, the adjusting screw rod 9 is circumferentially uniformly arranged in institute for three
At the inside edge for stating rain cover 6.
As a kind of technical optimization scheme of the utility model, the sealing fluid 11 is horizontal.
As a kind of technical optimization scheme of the utility model, the diameter of the rain cover 6 is greater than the outer cylinder 3.
When the utility model is used, firstly, the connecting flange 1 of deadweight safety valve is connected with the flange on tank deck,
Secondly connecting flange 1 being connected with fire arrester, is connected with storage tank gas-phase space, outer cylinder 3 is internally provided with middle cylinder 10, and in
Cylinder 10 runs through one end of the outer cylinder 3, sealing fluid 11 is provided between outer cylinder 3 and middle cylinder 10, the side of rain cover 6 is provided with
Buffering ring 8,8 side of buffering ring are equipped with adjusting screw rod 9, and one end of outer cylinder 3 is provided with overflow port 12, the outside installation of outer cylinder 3
There is liquid level indicator 4, in storage tank and when atmospheric pressure balances, 5 both sides sealing liquid 11 of separating tube is horizontal.When breather valve for some reason
When hindering cisco unity malfunction, gas-phase space pressure rises in tank, the decline of 5 inner seal liquid 11 of separating tube, on outer side seal liquid 11
It rises and discharges outside the tank the gas of superpressure.Conversely, when forming vacuum state in tank, the decline of 5 outer side seal liquid 11 of separating tube, inside
Sealing fluid 11 rises, and storage tank in atmosphere suction tank, will be made to be in equilibrium state.Sealing fluid 11 should be higher boiling, low-viscosity, low solidifying
The oil product of solid point, preferably uses transformer oil.Under breather valve normal operation, deadweight safety valve keeps sealing state substantially,
Storage tank is in normal pressure, the storage tank sharply superpressure and when vacuum caused by breather valve normal work can not meet because of accidental cause,
Deadweight safety valve automatically adjusts liquid level, carries out emergency outgoing call and sucking, so that pressure inside the tank is kept normal, to protect storage tank
Safety.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of deadweight safety valve, including outer cylinder (3), it is characterised in that: the outer cylinder (3) is internally provided with middle cylinder (10),
And the middle cylinder (10) runs through the one end of the outer cylinder (3), the middle cylinder (10) and the inside of the outer cylinder (3) form cavity,
One end of the middle cylinder (10) is fixed with connecting flange (1), is provided with sealing fluid between the outer cylinder (3) and the middle cylinder (10)
(11), one end of the outer cylinder (3) of relatively described middle cylinder (10) one end is provided with separating tube (5), and the separating tube (5) passes through
One end of the outer cylinder (3) is worn, one end of the separating tube (5) is provided with rain cover (6), and the side of the rain cover (6) is set
It is equipped with inlet (7), the inner face of the rain cover (6) is provided with buffering ring (8), and buffering ring (8) side is equipped with adjusting
Screw rod (9)；One end of the outer cylinder (3) is provided with overflow port (12), and the one of the outer cylinder (3) of relatively described overflow port (12) side
End is provided with sewage draining exit (2)；Liquid level indicator (4) are installed on the outside of the outer cylinder (3).
2. a kind of deadweight safety valve according to claim 1, it is characterised in that: the diameter of the middle cylinder (10), which is less than, to be separated
The diameter of cylinder (5), the separating tube (5) is less than outer cylinder (3).
3. a kind of deadweight safety valve according to claim 1, it is characterised in that: the overflow port (12) runs through the outer cylinder
(3) one end, and the overflow port (12) setting is in the outside of separating tube (5).
4. a kind of deadweight safety valve according to claim 1, it is characterised in that: the inlet (7) runs through the rain-proof
It covers (6).
5. a kind of deadweight safety valve according to claim 1, it is characterised in that: the adjusting screw rod (9) circumferentially three
It is uniformly arranged at the inside edge of the rain cover (6).
6. a kind of deadweight safety valve according to claim 1, it is characterised in that: the sealing fluid (11) is horizontal.
7. a kind of deadweight safety valve according to claim 1, it is characterised in that: the diameter of the rain cover (6) is greater than institute
State outer cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821564471.5U CN208886039U (en) | 2018-09-21 | 2018-09-21 | A kind of deadweight safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821564471.5U CN208886039U (en) | 2018-09-21 | 2018-09-21 | A kind of deadweight safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208886039U true CN208886039U (en) | 2019-05-21 |
Family
ID=66513743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821564471.5U Active CN208886039U (en) | 2018-09-21 | 2018-09-21 | A kind of deadweight safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208886039U (en) |
-
2018
- 2018-09-21 CN CN201821564471.5U patent/CN208886039U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208845804U (en) | A kind of emergency relief valve | |
| CN204828918U (en) | Rearmounted regulation type divides drill way combined type waterproof hammer air valve valves | |
| CN104183366A (en) | Transformer rebreather structure | |
| CN202132564U (en) | Combined type multifunctional safety valve | |
| CN103669489A (en) | Water quality controller of water tank | |
| CN208886039U (en) | A kind of deadweight safety valve | |
| CN205577024U (en) | From stationary flow jar of taking steady voltage function | |
| CN204399840U (en) | Water tank enclosed oxygen isolation device | |
| CN203614845U (en) | Pilot type pressure reducing valve | |
| CN207906533U (en) | Double containment type emergency relief valve | |
| CN208622556U (en) | A kind of oil storage tank of oil immersed transformer dehydrating breather | |
| CN203488807U (en) | Safety valve for water tank | |
| CN209654683U (en) | Automatic pressure balance device and closed water system | |
| CN206572490U (en) | A kind of energy-conserving and environment-protective water tank | |
| CN221170989U (en) | Floating ball type breather valve | |
| CN214398024U (en) | Liquid seal device with respiratory function | |
| CN210896916U (en) | Composite material conservator capsule | |
| CN217951334U (en) | Upper cover baffle type one-way valve | |
| CN216582068U (en) | Unit box body of floating disc | |
| CN108223860A (en) | Double containment type emergency relief valve | |
| CN213176843U (en) | Automatic drainage device and gas-liquid separator | |
| CN213451908U (en) | Special breather valve of vapor recovery system | |
| CN103591059B (en) | Height puts the totally-enclosed hydraulic oil container of negative pressure | |
| CN210240687U (en) | Negative pressure control valve | |
| CN219468089U (en) | Constant pressure filling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |