CN204677882U - A kind of inlet valve water attack buffer structure - Google Patents
A kind of inlet valve water attack buffer structure Download PDFInfo
- Publication number
- CN204677882U CN204677882U CN201520290021.1U CN201520290021U CN204677882U CN 204677882 U CN204677882 U CN 204677882U CN 201520290021 U CN201520290021 U CN 201520290021U CN 204677882 U CN204677882 U CN 204677882U
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- energy storage
- housing
- intake tunnel
- storage device
- inlet valve
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Abstract
The utility model discloses a kind of inlet valve water attack buffer structure, comprise valve body, this valve body comprises intake tunnel, opens or closes the sealing assembly of described intake tunnel, it is characterized in that: the energy storage device also comprising the pressure energy of the water that a storage intake tunnel raises suddenly, described energy storage device is communicated with intake tunnel.Adopt the technical solution of the utility model, effectively reduce the surge pressure in intake tunnel, pipeline is endangered from water attack, and this structure is simple, compact, and compatibility is strong.
Description
Technical field
The utility model relates to a kind of inlet valve with water attack buffer structure.
Background technique
The pressure of the water raised suddenly in existing inlet valve pipeline can cause hydraulic shock and water attack, especially inlet valve is when sealing, the liquid flowed in pipeline stop motion immediately, now the kinetic energy of water flow will be converted into the extruding energy of water, thus the pressure of this part of water is sharply raised, cause hydraulic shock and water attack, the surge pressure that this water attack produces up to the several times of normal pressure, thus can bring destructive infringement to the inlet valve of connecting tube.
Model utility content
For solving the problem, the utility model is intended to propose a kind of inlet valve water attack buffer structure, by setting up an energy storage device on the intake tunnel of inlet valve, carry out the pressure energy raised suddenly in snubber intake tunnel, thus effectively reduce the surge pressure in intake tunnel.
Concrete technological scheme of the present utility model is as follows:
A kind of inlet valve water attack buffer structure, comprise valve body, this valve body comprises intake tunnel, opens or closes the sealing assembly of described intake tunnel, it is characterized in that: the energy storage device also comprising the pressure energy of the water that a storage intake tunnel raises suddenly, described energy storage device is communicated with intake tunnel.
In a preferred embodiment of the present utility model, described valve body is provided with the intake pipe of the described intake tunnel of a formation, and described energy storage device communicates with described intake pipe and arranges.
Further preferred, described intake pipe side extending have one to communicate with intake pipe to arrange side water pipe, described energy storage device to be arranged on this side water pipe and to communicate with this side water pipe.
Preferred further, described side water pipe and energy storage device are located at the mounting point of intake pipe near tank bottom wall.
In a preferred embodiment of the present utility model, described energy storage device is air tank, described air tank comprises one first housing, this first housing is provided with an opening, its opening seals with described intake tunnel and is communicated with, be provided with energy storage component in described first housing, this energy storage component is air in described first housing or air bag.
Preferred further, when described energy storage component is the air in described first housing, described intake tunnel or energy storage device are provided with an air inlet switch.
Preferred further, described air inlet switch is a check valve assembly, opens check valve assembly carry out tonifying Qi when intake tunnel is cut off the water supply, or described air inlet switch is a stopper being removably sealingly connected on intake tunnel or energy storage device.
In a preferred embodiment of the present utility model, described energy storage device is piston apparatus, described piston apparatus comprises the second housing that has opening, the opening of this second housing seals with described intake tunnel and is communicated with, be provided with one in described second housing to be secured in described second housing and the piston be slidably matched with the second housing seal and energy storage component, described energy storage component is an elastic component being resisted against between piston and the second housing.
Preferred further, on described second housing, the opening side of relative second housing is also provided with an inlet hole.
The beneficial effects of the utility model are:
1, the utility model by setting up an energy storage device on the intake tunnel of inlet valve, store the pressure energy raised suddenly in intake tunnel, thus effectively reduce the surge pressure in intake tunnel, pipeline is endangered from water attack, this structure is simple, compact, and compatibility is strong.
2, described energy storage device is air tank, energy storage component in described air tank is the air in the first housing, structure is simple, or the energy storage component in air tank is air bag, air bag can make the air in air tank not easily run off, or described energy storage device is piston apparatus, when elastic component during energy storage component is air bag or piston apparatus, can prevent energy storage device from causing energy storage deleterious because air runs off, make energy storage device energy storage effect more lasting.
3, when energy storage component is air, described intake tunnel or energy storage device are provided with an air inlet switch, can, by opening the air that air inlet switch comes to run off during supplementary energy storage device uses for a long time, make energy storage device be in optimum Working, reliable in function, effective.
4, described air inlet switch is check valve assembly, and check valve assembly is closed under the pretightening force of spring, only needs to cut off water pipe water source, and pressing check valve assembly can open air inlet; Or check valve assembly is not subject to initial tension of spring but only closes by pressure of supply water effect, now, only need to cut off water pipe water source, check valve assembly can open air inlet, and this structure is simple, easily operates.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment one inlet valve overall perspective view;
Fig. 2 is the partial cutaway view schematic of the utility model embodiment one;
Fig. 3 is the stereochemical structure decomposing schematic representation of the utility model embodiment one;
Fig. 4 is the stereogram of the utility model embodiment one intake pipe;
Fig. 5 is the stereogram of the utility model embodiment one air tank;
Fig. 6 is the utility model embodiment one water intake valve current schematic diagram;
Fig. 7 is the utility model embodiment one air inlet switch is the partial cutaway view schematic of check valve assembly;
The stereochemical structure decomposing schematic representation of Fig. 8 to be the utility model embodiment one air inlet switch be check valve assembly;
Embodiment
By reference to the accompanying drawings the technical solution of the utility model be further detailed below by way of embodiment and describe.
embodiment 1
As shown in Figures 1 to 8, a kind of inlet valve water attack buffer structure, comprise valve body 1, this valve body 1 comprises an intake pipe 11, this intake pipe 11 is connected with water pipe (not shown) and then forms intake tunnel A, also comprises the sealing assembly that can open or close this intake tunnel A, by setting up an energy storage device on the intake tunnel A of inlet valve, carry out the pressure energy raised suddenly in snubber intake tunnel A, thus effectively reduce the surge pressure in intake tunnel A.
In the present embodiment, sealing assembly comprises keg float 14, drive link 15, argue for the sake of arguing 16, argue for the sake of arguing to be articulated on inlet valve and cover, argue for the sake of arguing 16 one end coordinate with the relief hole (not shown) that can control water intake valve or sealing, argue for the sake of arguing 16 the other end be connected with the top of drive link 15, the bottom of drive link 15 is connected with keg float 14.This keg float 14 floats to drive and argues for the sake of arguing 16 closedown relief holes and then closes intake tunnel A, and keg float 14 falls can drive to argue for the sake of arguing 16 to be opened relief hole and then open intake tunnel A, and concrete control principle belongs to prior art, does not do too much description at this.
When inlet valve sealing, namely when inlet valve closes intake tunnel A under the effect of sealing assembly, described energy storage device stores the pressure energy of the water that intake tunnel A raises suddenly, energy storage device described in the present embodiment is an air tank 2, this air tank 2 is connected with intake pipe 11, described intake pipe 11 side extending has one to communicate with intake pipe 11 the side water pipe 12 arranged, this side water pipe 12 is positioned at the mounting point near inlet valve and tank bottom wall, side water pipe 12 is provided with one with externally threaded upper interface 121, sheathed one first seal ring 13 of upper interface 121, described air tank 2 comprises hollow first housing 20, this first housing 20 is provided with opening for bottom, cylindrical tank shape component, the lower openings of the first housing 20 is the screw mouth 21 be connected with the upper interface 121 of side water pipe 12, described air tank 2 to be coordinated with the upper interface 121 being provided with the first seal ring 13 by the screw mouth 21 of the first housing 20 to be made air tank 2 and side water pipe 12 seal to be connected, and preferably air tank 2 is positioned at as far as possible near the mounting point of intake pipe 11 with tank bottom wall, the benefit of such setting is when the hydraulic pressure in intake tunnel A raises suddenly, air tank 2 can play energy storage buffer effect in time, better effects if.Also energy storage component is comprised in described first housing 20, in the present embodiment, energy storage component is the air being sealed in the first housing 20 inside, energy storage component is directly the air of the first housing 20 inside, and structure is simple, but after Long-Time Service, easily walked by water-band due to the air being sealed in the first housing 20 inside and run off, affect energy storage effect, therefore run off in order to avoid the air of energy storage, an air bag can be set in the first housing 20, namely air bag is as described energy storage component, better effects if.
In the present embodiment, intake tunnel A is also provided with an air inlet switch, concrete, an opening is provided with in the end of the side water pipe 12 be connected with described intake pipe 11, described air inlet switch is the stopper 30 be connected with the open-top screw thread of side water pipe 12, and the screw section of this stopper 30 is provided with one second seal ring 31, is tightly connected with the opening of side water pipe 12 to make stopper 30, or also can be other known modes that are tightly connected, as stopper 30 and side water pipe 12 are tightly connected by clamping or bonding etc.
The present embodiment working principle and specific works process as follows:
During water intake valve, intake tunnel A opened by sealing assembly makes inlet valve normally intake, air now in air tank 2 is in confined state, balance is reached by the pressure of water in the pressure of air that compresses and intake pipe 11, when the unexpected sealing of inlet valve, the liquid flowed in pipeline stop motion immediately, now the kinetic transformation of water flow is the extruding energy of water, thus the pressure of the water of this part is sharply raised, form water attack, now the pressure of water breaks above-mentioned balance, air in air tank 2 continues to be compressed, thus the pressure raised in snubber intake pipe 11, both are made again to reach balance, suddenly the pressure raised in effective reduction intake pipe 11, intake pipe 11 is endangered from water attack, because air tank 2 is in long-term work, partial air in air tank 2 can be soluble in water and be pulled away, air in air tank 2 is reduced, energy storage effect reduces, now by closing water pipe, to outward winding stopper 30, or directly screw off air tank 2, water in evacuation of air tank 2, again stopper 30 or air tank 2 are sealedly connected on side water pipe 12 after making to refill air in air tank, the energy storage effect of air tank 2 is made to be recovered back the optimum state.
In the present embodiment, described air inlet switch can also be arranged on the first housing 20 top of air tank 2 or the check valve assembly 40 of water pipe end, side, concrete, described first housing 20 top is provided with a suction port 22, described check valve assembly 40 can open or close described suction port 22, check valve assembly 40 comprises, one fixed base 44 be fixedly connected with by screw thread with the first housing 20, one activity is secured to the motion bar 42 in fixed base 44, described motion bar 42 top is socketed a sealing gasket 41 being used for sealing suction port 22, and the Returnning spring 43 that is socketed on motion bar 42 lower end, this Returnning spring 43 is resisted against between motion bar 42 and fixed base 44 and resets to motion bar 42, motion bar 42 closes suction port 22 under the pretightening force effect of Returnning spring 43, cut off water pipe water source, pressing motion bar 42 can open suction port 22 air inlet, and then make air again supplement enter in air tank 2, or check valve assembly does not arrange Returnning spring 43, but close under pressure of supply water effect, when air tank 2 needs tonifying Qi again, only need close water pipe, one-way valve can be opened automatically, so make air again supplement enter in air tank 2.
embodiment 2
The difference of the present embodiment and embodiment 1 is, described energy storage device is a piston apparatus (not shown), described piston apparatus comprises one second housing, this second housing is provided with an opening, Open Side Down and seal with the upper interface 121 of described side water pipe 12 and be communicated with for it, be provided with one in described second housing to be secured in described second housing and the piston be slidably matched with the second housing seal and energy storage component, described energy storage component is an elastic component being resisted against between piston and the second housing, elastic component in the present embodiment is spring, preferably, on described second housing, the opening side of relative second housing is also provided with an inlet hole to ensure the to-and-fro motion of piston, concrete, this inlet hole is positioned at the top of the second housing, when inlet valve sealing, hydraulic pressure in intake tunnel A raises suddenly, the hydraulic pressure raised breaks original balance, the piston of water pressure pushing piston apparatus seals slip in the second housing, piston Compress Spring under hydraulic pressure effect carrys out the pressure raised in snubber intake pipe 11, both are made again to reach balance, thus effectively reduce the pressure raised suddenly in intake pipe 11.
Owing to being provided with inlet hole and piston coordinates with the second housing seal in the present embodiment, therefore can not arrange air inlet switch, all the other structure members do not stated are identical with embodiment 1, repeat no more.
The above, be only preferred embodiment of the present utility model, therefore the scope that the utility model implements can not be limited according to this, the equivalence namely done according to the utility model the scope of the claims and description change with modify, all should still belong in scope that the utility model contains.
Claims (9)
1. an inlet valve water attack buffer structure, comprise valve body, this valve body comprises intake tunnel, opens or closes the sealing assembly of described intake tunnel, it is characterized in that: the energy storage device also comprising the pressure energy of the water that a storage intake tunnel raises suddenly, described energy storage device is communicated with intake tunnel.
2. a kind of inlet valve water attack buffer structure as claimed in claim 1, it is characterized in that: described valve body is provided with the intake pipe of the described intake tunnel of a formation, described energy storage device communicates with described intake pipe and arranges.
3. a kind of inlet valve water attack buffer structure as claimed in claim 2, is characterized in that: the side water pipe that described intake pipe side extending has to communicate with intake pipe, and described energy storage device to be arranged on this side water pipe and to communicate with this side water pipe.
4. a kind of inlet valve water attack buffer structure as claimed in claim 3, is characterized in that: described side water pipe and energy storage device are located at the mounting point of intake pipe near tank bottom wall.
5. a kind of inlet valve water attack buffer structure as claimed in claim 1, it is characterized in that: described energy storage device is air tank, described air tank comprises one first housing, this first housing is provided with an opening, its opening seals with described intake tunnel and is communicated with, be provided with energy storage component in described first housing, this energy storage component is the air in air bag or described first housing.
6. a kind of inlet valve water attack buffer structure as claimed in claim 5, is characterized in that: when described energy storage component is the air in described first housing, described intake tunnel or energy storage device are provided with an air inlet switch.
7. a kind of inlet valve water attack buffer structure as claimed in claim 6, it is characterized in that: described air inlet switch is a check valve assembly, open check valve assembly when intake tunnel is cut off the water supply and carry out tonifying Qi, or described air inlet switch is a stopper being removably sealingly connected on intake tunnel or energy storage device.
8. a kind of inlet valve water attack buffer structure as claimed in claim 1, it is characterized in that: described energy storage device is piston apparatus, described piston apparatus comprises the second housing that has opening, the opening of this second housing seals with described intake tunnel and is communicated with, be provided with one in described second housing to be secured in described second housing and the piston be slidably matched with the second housing seal and energy storage component, described energy storage component is an elastic component being resisted against between piston and the second housing.
9. a kind of inlet valve water attack buffer structure as claimed in claim 8, is characterized in that: on described second housing, the opening side of relative second housing is also provided with an inlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520290021.1U CN204677882U (en) | 2015-05-07 | 2015-05-07 | A kind of inlet valve water attack buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520290021.1U CN204677882U (en) | 2015-05-07 | 2015-05-07 | A kind of inlet valve water attack buffer structure |
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| Publication Number | Publication Date |
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| CN204677882U true CN204677882U (en) | 2015-09-30 |
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| CN201520290021.1U Active CN204677882U (en) | 2015-05-07 | 2015-05-07 | A kind of inlet valve water attack buffer structure |
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| CN (1) | CN204677882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499010A (en) * | 2016-12-06 | 2017-03-15 | 西安理工大学 | A kind of novel air jar structure of protection water supplying pump system |
-
2015
- 2015-05-07 CN CN201520290021.1U patent/CN204677882U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499010A (en) * | 2016-12-06 | 2017-03-15 | 西安理工大学 | A kind of novel air jar structure of protection water supplying pump system |
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