CN208719479U - A kind of novel bidirection press protection valve - Google Patents
A kind of novel bidirection press protection valve Download PDFInfo
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- CN208719479U CN208719479U CN201821358308.3U CN201821358308U CN208719479U CN 208719479 U CN208719479 U CN 208719479U CN 201821358308 U CN201821358308 U CN 201821358308U CN 208719479 U CN208719479 U CN 208719479U
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- bidirection press
- internal pressure
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Abstract
The utility model discloses a kind of novel bidirection press to protect valve; including valve body; the body top is equipped with internal pressure mouth; bidirection press protective device is equipped with inside the internal pressure mouth; the bidirection press protective device includes the first stop collar, and internal pressure mouth bottom is equipped with first piston, and the first piston bottom is equipped with the second stop collar; first stop collar and the second stop collar are fixedly connected with internal pressure mouth inner wall, and the first piston is slidably connected with internal pressure mouth.The utility model is by being equipped with bidirection press protective device; when solid energy storage furnace pressure is greater than the set value; solid energy storage furnace pressure pushes second piston mobile; flue gas enters second piston by air inlet; then by the discharge of discharge gas outlet, when solid energy storage furnace generates negative pressure, external pressure mouth only needs lesser pressure to push first piston movement; be conducive to apply in the flue of solid energy storage furnace, be also applicable in the heat preservation tank body for opening wide and radiating and cannot bear negative pressure.
Description
Technical field
The utility model relates to protect valve technology field, in particular to a kind of novel bidirection press protects valve.
Background technique
With environmental requirement, north heating coal changes the propulsion of electricity, and solid energy storage furnace is in the north for answering in warm peak regulation of power plant
With more and more.Conventional solid energy storage furnace flue uses open by design, and furnace pressure is substantially equal to furnace external pressure, such to lack
Point is due to being open system, and high-temperature flue gas unavoidably discharges or leak out furnace inner flue, according to the loss at heat, reduces accumulation of energy
Furnace heat insulation effect.Conventional pressure protection equipment is acted when furnace pressure is higher than setting value, flue gas is discharged, when cigarette in regenerative furnace
Outside air cannot be but absorbed in time when road outlet negative pressure, eliminates negative pressure in time, because of the poor ability of the resistance to negative pressure of energy storage furnace, very
Small negative pressure will result in equipment damage, for this reason that, regenerative furnace selects event not using selection pressure safety valve
It is intended to the open type design that some positions carry out blow-by.
Conventional solid energy storage furnace flue uses open by design, and furnace pressure is substantially equal to furnace external pressure, such disadvantage
It is due to being open system, high-temperature flue gas unavoidably discharges or leak out furnace inner flue, according to the loss at heat, reduction accumulation of energy furnace
Heat insulation effect.
Therefore, it is necessary to solve the above problems to invent a kind of novel bidirection press protection valve.
Utility model content
The purpose of this utility model is to provide a kind of novel bidirection press to protect valve, and solid energy storage furnace pressure, which is greater than, to be set
When definite value, solid energy storage furnace pressure pushes second piston mobile, and flue gas enters second piston by air inlet, then passes through row
Gas outlet is discharged out, and when solid energy storage furnace generates negative pressure, external pressure mouth only needs lesser pressure to push first piston movement, the
One stop collar limits first piston, introduces external air into solid energy storage furnace interior by air drain later, on solving
State the problem of proposing in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of novel bidirection press protection valve, including
Valve body, the body top are equipped with internal pressure mouth, are equipped with bidirection press protective device inside the internal pressure mouth, the Bidirectional pressure is tried hard to keep
Protection unit includes the first stop collar, and internal pressure mouth bottom is equipped with first piston, and the first piston bottom is equipped with the second limit
Ring, first stop collar and the second stop collar are fixedly connected with internal pressure mouth inner wall, and the first piston and internal pressure mouth slide
Connection, the first piston surface are equipped with sliding mouth, are equipped with second piston inside the cunning mouth, the second piston surface be equipped with into
Port, the second piston and air inlet bottom are equipped with gas outlet, and the second piston is slidably connected with sliding mouth.
Preferably, the second piston bottom is equipped with pressure-regulating device, and the pressure-regulating device includes slide cartridge, described
Spring is equipped with inside slide cartridge, the spring bottom is equipped with slide bar, and the slide bar bottom is equipped with fixed plate.
Preferably, the fixed plate surface is equipped with sliding slot, is equipped with sliding block inside the sliding slot.
Preferably, the slider bottom is equipped with screw rod, and the body base is equipped with screw hole, and the screw rod and screw hole screw thread connect
It connects.
Preferably, the screw rod bottom is equipped with bottom plate, and the bottom base plate is equipped with handle.
Preferably, the valve body two sides are equipped with external pressure mouth, are equipped with air drain on the outside of the first piston.
The technical effect and advantage of the utility model:
1, by being equipped with bidirection press protective device, when solid energy storage furnace pressure is greater than the set value, in solid energy storage furnace
Pressure pushes second piston mobile, and flue gas enters second piston by air inlet, then by the discharge of discharge gas outlet, works as solid
When energy storage furnace generates negative pressure, external pressure mouth only needs lesser pressure to push first piston movement, and the first stop collar is to first piston
It is limited, solid energy storage furnace interior is introduced external air by air drain later, be conducive to apply the cigarette in solid energy storage furnace
In road, it is also applicable in the heat preservation tank body for opening wide and radiating and cannot bear negative pressure, is conducive to protect solid energy storage furnace,
The discharge and loss for effectively reducing high-temperature flue gas, improve heat insulation effect；
2, dress is adjusted by being equipped with pressure, drives screw rod that sliding block is pushed to withstand fixed plate inside sliding slot by handle and moves
Dynamic, fixed plate can be compressed in turn by slide bar push the spring, increase or reduce the pressure to second piston, so that the
The operating pressure design-adjustable of two pistons is conducive to be adjusted according to solid energy storage furnace interior pressure.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the top view of the utility model.
Fig. 3 is the portion A partial structural diagram in Fig. 1 of the utility model.
In figure: 1 valve body, 2 internal pressure mouths, 3 bidirection press protective devices, 4 first stop collars, 5 first pistons, 6 second limits
Ring, 7 sliding mouths, 8 second pistons, 9 air inlets, 10 gas outlets, 11 pressure-regulating devices, 12 slide cartridges, 13 springs, 14 slide bars, 15 are consolidated
Fixed board, 16 sliding slots, 17 sliding blocks, 18 screw rods, 19 screw holes, 20 bottom plates, 21 handles, 22 external pressure mouths, 23 air drains.
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.
The utility model provides a kind of novel bidirection press protection valve as shown in Figs. 1-3, including valve body 1, the valve
It is equipped with internal pressure mouth 2 at the top of body 1, is equipped with bidirection press protective device 3, the bidirection press protective device 3 inside the internal pressure mouth 2
Including the first stop collar 4,2 bottom of internal pressure mouth is equipped with first piston 5, and 5 bottom of first piston is equipped with the second stop collar
6, first stop collar 4 and the second stop collar 6 are fixedly connected with 2 inner wall of internal pressure mouth, the first piston 5 and internal pressure mouth 2
It is slidably connected, 5 surface of first piston is equipped with sliding mouth 7, is equipped with second piston 8, the second piston 8 inside the cunning mouth 7
Surface is equipped with air inlet 9, and the second piston 8 and 9 bottom of air inlet are equipped with gas outlet 10, and the second piston 8 and sliding mouth 7 are sliding
Dynamic connection, by being equipped with bidirection press protective device 3, when solid energy storage furnace pressure is greater than the set value, solid energy storage furnace internal pressure
It is mobile to push dynamic second piston 8, flue gas enters second piston 8 by air inlet 9, then it is discharged by discharge gas outlet 10, when
When solid energy storage furnace generates negative pressure, external pressure mouth 22 only needs lesser pressure that first piston 5 is pushed to act, and the first stop collar 4 is right
First piston 5 is limited, and is introduced external air into solid energy storage furnace interior by air drain 23 later, is conducive to apply in solid
It in the flue of energy storage furnace, is also applicable in the heat preservation tank body for opening wide and radiating and cannot bear negative pressure, is conducive to protect solid
Body energy storage furnace also effectively reduces the discharge and loss of high-temperature flue gas, improves heat insulation effect.
Further, in the above-mentioned technical solutions, 8 bottom of second piston is equipped with pressure-regulating device 11, the pressure
Apparatus for adjusting force 11 includes slide cartridge 12, spring 13 is equipped with inside the slide cartridge 12,13 bottom of spring is equipped with slide bar 14, described
14 bottom of slide bar is equipped with fixed plate 15, is filled by being equipped with pressure adjusting, the operating pressure design-adjustable of second piston 8, favorably
Make in being adjusted according to solid energy storage furnace interior pressure；
Further, in the above-mentioned technical solutions, 15 surface of fixed plate is equipped with sliding slot 16, sets inside the sliding slot 16
There is sliding block 17, by setting sliding block 17 and sliding slot 16, is conducive to handle 21 and screw rod 18 is driven to push sliding block 17 inside sliding slot 16
It is mobile to withstand fixed plate 15；
Further, in the above-mentioned technical solutions, 17 bottom of sliding block is equipped with screw rod 18, and 1 bottom of valve body is equipped with
Screw hole 19, the screw rod 18 are threadedly coupled with screw hole 19, by setting screw rod 18 and screw hole 19, are conducive to passing through rotary screw
18 band movable sliders 17 are mobile；
Further, in the above-mentioned technical solutions, 18 bottom of screw rod is equipped with bottom plate 20, and 20 bottom of bottom plate is set
There is handle 21, by the way that handle 21 is arranged, convenient for rotating to screw rod 18；
Further, in the above-mentioned technical solutions, 1 two sides of valve body are equipped with external pressure mouth 22, outside the first piston 5
Side is equipped with air drain 23, and by the way that air drain 23 is arranged, outside air is entered solid energy storage furnace interior.
This practical working principle:
Referring to Figure of description 1-3, when 1 top internal pressure mouth 2 of valve body is connected with the perforation of solid energy storage furnace, solid energy storage furnace
When interior pressure is greater than the set value, solid energy storage furnace pressure pushes second piston 8 mobile, and flue gas enters second by air inlet 9
Then piston 8 is discharged by discharge gas outlet 10, when solid energy storage furnace generates negative pressure, external pressure mouth 22 only needs lesser pressure
It pushes dynamic first piston 5 to act, the first stop collar 4 limits first piston 5, later draws outside air by air drain 23
Enter solid energy storage furnace interior, solid energy storage inner flue gas of the stove is check for first piston 5, for second piston 8
Outside air is also check, be can not only be applied in the flue of solid energy storage furnace, and being also applicable in open wide can radiate and not
It can bear in the heat preservation tank body of negative pressure, not only protect solid energy storage furnace, also effectively reduce discharge and the stream of high-temperature flue gas
It loses, improves heat insulation effect；
Referring to Figure of description 1, while can be by rotating handle 21, handle 21 drives screw rod 18 to push sliding block 17 in cunning
It is mobile that fixed plate 15 is withstood inside slot 16, fixed plate 15 can be compressed in turn by 14 push the spring 13 of slide bar, increase or
Person reduces the pressure to second piston 8, so that the operating pressure design-adjustable of second piston 8, it can be according to solid energy storage furnace
Use is adjusted in internal pressure.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of novel bidirection press protects valve, including valve body (1), it is characterised in that: be equipped with internal pressure mouth at the top of the valve body (1)
(2), bidirection press protective device (3) are equipped with inside the internal pressure mouth (2), the bidirection press protective device (3) includes first
Stop collar (4), internal pressure mouth (2) bottom are equipped with first piston (5), and first piston (5) bottom is equipped with the second stop collar
(6), first stop collar (4) and the second stop collar (6) are fixedly connected with internal pressure mouth (2) inner wall, the first piston (5)
It is slidably connected with internal pressure mouth (2), first piston (5) surface is equipped with sliding mouth (7), and it is living to be equipped with second inside the cunning mouth (7)
It fills in (8), second piston (8) surface is equipped with air inlet (9), and the second piston (8) and air inlet (9) bottom are equipped with outlet
Mouth (10), the second piston (8) are slidably connected with sliding mouth (7).
2. a kind of novel bidirection press according to claim 1 protects valve, it is characterised in that: second piston (8) bottom
Portion is equipped with pressure-regulating device (11), and the pressure-regulating device (11) includes slide cartridge (12), is equipped with inside the slide cartridge (12)
Spring (13), spring (13) bottom are equipped with slide bar (14), and slide bar (14) bottom is equipped with fixed plate (15).
3. a kind of novel bidirection press according to claim 2 protects valve, it is characterised in that: fixed plate (15) surface
Equipped with sliding slot (16), sliding block (17) are equipped with inside the sliding slot (16).
4. a kind of novel bidirection press according to claim 3 protects valve, it is characterised in that: sliding block (17) bottom is set
Have screw rod (18), valve body (1) bottom is equipped with screw hole (19), and the screw rod (18) is threadedly coupled with screw hole (19).
5. a kind of novel bidirection press according to claim 4 protects valve, it is characterised in that: screw rod (18) bottom is set
Have bottom plate (20), bottom plate (20) bottom is equipped with handle (21).
6. a kind of novel bidirection press according to claim 1 protects valve, it is characterised in that: valve body (1) two sides are equal
Equipped with external pressure mouth (22), air drain (23) are equipped on the outside of the first piston (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821358308.3U CN208719479U (en) | 2018-08-22 | 2018-08-22 | A kind of novel bidirection press protection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821358308.3U CN208719479U (en) | 2018-08-22 | 2018-08-22 | A kind of novel bidirection press protection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208719479U true CN208719479U (en) | 2019-04-09 |
Family
ID=65978942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821358308.3U Active CN208719479U (en) | 2018-08-22 | 2018-08-22 | A kind of novel bidirection press protection valve |
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| Country | Link |
|---|---|
| CN (1) | CN208719479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775430A (en) * | 2018-08-22 | 2018-11-09 | 能拓能源股份有限公司 | A kind of novel bidirection press protection valve and method |
-
2018
- 2018-08-22 CN CN201821358308.3U patent/CN208719479U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775430A (en) * | 2018-08-22 | 2018-11-09 | 能拓能源股份有限公司 | A kind of novel bidirection press protection valve and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new bidirectional pressure protection valve Effective date of registration: 20220401 Granted publication date: 20190409 Pledgee: Zijin Trust Co.,Ltd. Pledgor: ENERGY EXPLORER ENERGY Co.,Ltd. Registration number: Y2022980003748 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230421 Granted publication date: 20190409 Pledgee: Zijin Trust Co.,Ltd. Pledgor: ENERGY EXPLORER ENERGY Co.,Ltd. Registration number: Y2022980003748 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |