CN106759668A - A kind of vacuum suppresses and air pressure monitoring device - Google Patents
A kind of vacuum suppresses and air pressure monitoring device Download PDFInfo
- Publication number
- CN106759668A CN106759668A CN201611011239.4A CN201611011239A CN106759668A CN 106759668 A CN106759668 A CN 106759668A CN 201611011239 A CN201611011239 A CN 201611011239A CN 106759668 A CN106759668 A CN 106759668A
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- Prior art keywords
- perforate
- float
- pipe
- guide cylinder
- seal
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 144
- 238000007789 sealing Methods 0.000 claims abstract description 71
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000741 silica gel Substances 0.000 claims abstract description 34
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 34
- 229960001866 silicon dioxide Drugs 0.000 claims abstract description 34
- 238000007667 floating Methods 0.000 claims abstract description 29
- 238000000605 extraction Methods 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 210000003414 extremity Anatomy 0.000 description 14
- 230000005764 inhibitory process Effects 0.000 description 11
- 230000007257 malfunction Effects 0.000 description 9
- 230000006641 stabilisation Effects 0.000 description 9
- 238000011105 stabilization Methods 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000009527 percussion Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Domestic Plumbing Installations (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
A kind of vacuum suppresses and air pressure monitoring device,By protection sleeve pipe,Guide pipe,Float,Tongue tube,Extraction wire,Stop nut,Lower house,Ring flange,Lower guide cylinder,Lower ball float,Lower seal,Silicagel pad,Upper shell,Upper guide cylinder,Upper floating ball,Upper seal,Upper sealing panel and top cover are constituted,Protection sleeve pipe,Guide pipe,Float,Tongue tube,Extraction wire,Stop nut,Lower guide cylinder,Lower ball float,Lower seal is arranged on lower house,Upper guide cylinder,Upper floating ball,Upper seal,Upper sealing panel and top cover are arranged on upper shell,By bolt and nut by upper shell lower flange disk and silicagel pad,Lower house upper flange disk links together,The ring flange of lower house bottom and the ring flange of steady-flow tank upper end are connected by bolt and nut,The wherein one output lead series connection of electro connecting pressure gauge inside two contact in two extraction wires and steady-flow tank.The present invention can effectively be vented and close water, make secondary water supply system normal work.
Description
Technical field
The present invention relates to support the use equipment without negative pressure secondary water system, particularly not only there is double-exhausting, water is closed
Function, it is therefore prevented that common negative pressure inhibition device using single exhaust, close water-bound, single exhaust, when closing drainage facility and damaging, it is impossible to just
Normally closed water, causes secondary water supply system cisco unity malfunction, but also with without negative pressure secondary water system current stabilization pot liquid
Water level automatic detection function, when gas is discharged to setting value in steady-flow tank, that is, current stabilization pot liquid reaches certain water level
Afterwards, under associated mechanisms effect, without matching used electro connecting pressure gauge inside two on negative pressure secondary water system steady-flow tank
Contact can just connect, then, under without the effect of negative pressure secondary water system relevant control mechanism, without negative pressure secondary water system
Water pump starts normal work, water pressurization in steady-flow tank is pumped out and is used for high-rise buildings, it is therefore prevented that because gas row in steady-flow tank
Go out not smooth, water level is low in steady-flow tank, and anhydrous startup can be caused during pump working, can also be excessive and and outer because of gas in steady-flow tank
Boundary completely cuts off, and easily causes to produce negative pressure appearance in steady-flow tank in pump working, and then negative pressure is caused to damage and influenceed on water pump
A kind of vacuum that high-rise buildings are just commonly using water shortcoming suppresses and air pressure monitoring device.
Background technology
Negative pressure inhibition device is that, without the essential device of negative pressure secondary water system, its effect is when municipal tap water water inlet
When flow is less than user's water-carrying capacity, prevent concatenation pipe network from producing vacuum and imbalance of pressure, be installed in being supplied water without negative pressure secondary
The top of system steady-flow tank, when originally water-carrying capacity is sufficient, water level rises in steady-flow tank, and negative pressure inhibition device discharge air, water completely passes through
Internal ball float closes gas outlet, prevents running water in steady-flow tank from being flowed out through gas outlet, and the water use peak period municipal administration ought occurs and enter
When water-carrying capacity is less than user's water-carrying capacity, because being dropped under water in water supply falls short of demand steady-flow tank, internal ball float moves downward exhaust outlet
Exhaust is opened, makes to keep atmospheric pressure in steady-flow tank, suppressed negative pressure and occur, prevented that water pump is caused to damage and resident family can not be normal
Use water.Existing negative pressure inhibition device is all using single exhaust, closes drainage facility, when being vented, closing drainage facility damage(Such as
When saying that water level is high in steady-flow tank, after ball float is moved upwards, because ball float or exhaust outlet break down can not effectively seal), it is impossible to
Just normally closed water, causes secondary water supply system cisco unity malfunction;Furthermore, during existing negative pressure inhibition device is actually used, when originally
Waterpipe is cut off the water, and during unexpected water, this moment, large quantity of air can be poured in steady-flow tank, and only a small amount of running water enters steady-flow tank
Interior, then, under the percussion of air-flow, ball float can upwards be moved and block exhaust outlet, cause current stabilization pressure inside the tank to increase, nothing
After two contacts in matching used electro connecting pressure gauge inside connect under a certain pressure on negative pressure secondary water system steady-flow tank,
Reach the equipment without negative pressure secondary water system controlling organization and start pressure, water pump is started working, and can so cause water pump anhydrous
Start, can also be because of gas in steady-flow tank is excessive and external atmosphere, steady-flow tank content is also easy to produce negative pressure during pump working, produces
Raw negative pressure is easily damaged water pump, and then influences the normal water supply of cell.
The content of the invention
All it is using single exhaust to overcome existing negative pressure inhibition device, closes drainage facility, is being vented, is closing drainage facility
During damage, because can not just normally closed water, cause secondary water supply system cisco unity malfunction, and existing negative pressure inhibition device to enter
Water level detecting in row steady-flow tank, cuts off the water in water supply pipe, during unexpected water, because large quantity of air is poured in steady-flow tank, in air-flow
Percussion under, exhaust outlet is blocked in motion upwards for its internal float club, causes the not smooth pressure of exhaust in steady-flow tank to increase, water
Pump can anhydrous startup, water pump can also because in steady-flow tank produce negative pressure be easily damaged and influence cell normal water supply the drawbacks of, this
Invention is provided not only to be had double-exhausting, closes water function, it is therefore prevented that common negative pressure inhibition device using single exhaust, close water knot
Structure, single exhaust, close drainage facility damage when, it is impossible to just normally closed water, cause secondary water supply system cisco unity malfunction, but also have
Liquid water level automatic detection function in negative pressure secondary water system steady-flow tank is whether there is, when gas is discharged to setting value in steady-flow tank
When, that is, after the certain water level of current stabilization pot liquid arrival, under associated mechanisms effect, without negative pressure secondary water system steady-flow tank
Two contacts in upper matching used electro connecting pressure gauge inside can just connect, then, without the related control of negative pressure secondary water system
Under mechanism's effect processed, the water pump without negative pressure secondary water system starts normal work, and water pressurization in steady-flow tank is pumped out for high-rise
Resident family uses, it is therefore prevented that because gas discharge is not smooth in steady-flow tank, water level is low in steady-flow tank, and anhydrous opening can be caused during pump working
It is dynamic, can also because of gas in steady-flow tank it is excessive and and isolation, easily cause to produce negative pressure in steady-flow tank in pump working
Phenomenon, then negative pressure a kind of vacuum that high-rise buildings are just commonly using water shortcoming is caused to damage and influenceed on water pump and is suppressed and Pressure monitoring
Device.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of vacuum suppresses and air pressure monitoring device, it is characterised in that led by protection sleeve pipe, guide pipe, float, tongue tube, extraction
Line, stop nut, lower house, ring flange, lower guide cylinder, lower ball float, lower seal, silicagel pad, upper shell, upper guide cylinder, on
Ball float, upper seal, upper sealing panel and top cover are constituted, and extraction wire has two, guide pipe lower end sealing, outside ring guide pipe top
Side has one section of external screw thread, and there is one section of external screw thread at ring guide pipe lower outside end, and environmentally friendly protecting pipe medial extremity top has in one section
One section of external screw thread is arranged at screw thread, ring protection outside of sleeve end top, and protective case is screwed into by guide pipe upper outside end
Guide pipe top, is arranged on protection sleeve pipe medial extremity top, guide pipe bottom or so two ends each by pipe medial extremity upper internal threaded
There is a gag lever post, two terminals of tongue tube are connected with two extraction wire lower ends, are vertically pushing into by tongue tube and led respectively
To bottom in pipe, tongue tube is vertically mounted on bottom in guide pipe, tongue tube is vertically mounted in guide pipe behind bottom, in nothing
Under external force effect, tongue tube will not be along moving up and down inside guide pipe, and float is annular, inside is hollow structure, and float is silicon
Glue material matter, float has a matching used annular permanent magnnet, is enclosed within float along medial extremity by annular permanent magnnet,
Annular permanent magnnet is arranged on float upper end, and float inner ring sleeve screws in guide pipe foot in guide pipe lower outer portion, stop nut
External screw thread, lower house is cylindrical shape, and the ring flange middle part that lower house upper/lower terminal all has ring flange, lower house lower end has
There are two female perforates of tool at perforate, the ring flange middle part of lower house upper end, by protecting the outer of sleeve pipe outboard end top
Be threaded into lower house upper flanges disk middle part first internal thread of perforate in, installation of guard sleeve on lower house hold-carrying
First downside of perforate in blue disk middle part, lower guide cylinder lower end has has a perforate in the middle of bottom, bottom, outside lower guide cylinder top
Side has external screw thread, and lower ball float is located in lower guide cylinder, and lower house is screwed into by lower guide cylinder upper outside end
In second internal thread of perforate in upper flanges disk middle part, lower guide cylinder is arranged on second, lower house upper flanges disk middle part
The downside of perforate, upper shell is cylindrical shape, and a ring flange is arranged at upper shell bottom, and upper shell lower flange disk middle part has two
Perforate, upper shell lower flange disk second perforate in middle part has internal thread, and upper shell top is inside and outside, side has screw thread, on
" O " type silica gel sealing ring is installed in first perforate in middle part of lower housing portion ring flange, lower seal is silica gel material, under
Seal has blast pipe and semicircle air inlet, and blast pipe outboard end has external screw thread, by the outer of lower seal blast pipe
It is threaded into the second perforate internal thread in upper shell lower flange disk middle part, lower seal is arranged on upper shell lower flange
Second, disk middle part perforate downside, silicagel pad is located between lower house upper flange disk and upper shell lower flange disk, by spiral shell
Stem nut links together upper shell lower flange disk and lower house upper flange disk, and upper sealing panel is circular, upper sealing panel
Middle part has two perforates, and upper sealing panel second perforate in middle part has internal thread, and second, upper sealing panel middle part has interior spiral shell
The lower end of line perforate is welded with an annular retainer plate, and annular retainer plate inner ring has internal thread, and upper sealing panel is cylindrical with outer
Screw thread, upper seal is silica gel material, and upper seal has blast pipe and semicircle air inlet, and blast pipe outboard end has outer spiral shell
Line, is provided with " O " type silica gel sealing ring, by the outer spiral shell of upper seal blast pipe in upper sealing panel first perforate in middle part
Line is screwed in the second perforate internal thread in upper sealing panel middle part, and upper seal is arranged under upper sealing panel second perforate in middle part
Side, upper guide cylinder lower end has has a perforate in the middle of bottom, bottom, upper guide cylinder upper outside end has external screw thread, upper floating ball
In upper guide cylinder, by the internal thread for screwing into annular retainer plate inner ring at upper guide cylinder upper outside end,
Upper guide cylinder is arranged on the downside of annular retainer plate, " O " type of extraction wire from first perforate of upper shell lower flange disk
" O " type silica gel sealing ring middle part in silica gel sealing ring middle part, first perforate of upper sealing panel is drawn, cylindrical by upper sealing panel
The internal thread for screwing into upper shell upper inner end in, upper sealing panel be arranged on upper shell top, under top cover inner side
End has internal thread, and top cover left-hand end from top to bottom has two perforates, by screwing into for upper shell upper outside end
Under top cover in the internal thread of medial extremity, top cover is arranged on upper shell top, one is provided with the top perforate of top cover left-hand end
" O " type silica gel sealing ring, " O " type silica gel sealing ring middle part of the extraction wire from the top perforate of top cover left-hand end is drawn, lower casing
The ring flange of body bottom and the ring flange without negative pressure secondary water system steady-flow tank upper end are connected by bolt and nut, two extractions
Wire and without on negative pressure secondary water system steady-flow tank electro connecting pressure gauge inside two wherein one output lead strings of contact
Connection.
It is described protection sleeve pipe, guide pipe, stop nut, lower house, ring flange, lower guide cylinder, lower ball float, upper shell, on
Guide cylinder, upper floating ball, upper sealing panel and top cover are stainless steels.
The lower ball float and upper floating ball inside are hollow-core construction, under the buoyancy of water, can be kept afloat.
After guide pipe lower outer portion, float can be to floating, float inner ring under liquid buoyancy effect for the float inner ring sleeve
Can freely be moved up and down along guide pipe bottom.
The tongue tube is vertically mounted in guide pipe behind bottom, extraction wire, two normally opened contact terminals of tongue tube
With guiding pipe insulation.
The tongue tube is vertically mounted in guide pipe behind bottom, and a positioning is moved upwards up to along guide pipe bottom in float
Put, being enclosed within float can act on tongue tube along the annular permanent magnnet magnetic action power of medial extremity, and tongue tube inside two is often
Open contacting.
After the upper shell lower flange disk and lower house upper flange disk are linked together by six screw rods, nuts,
The semicircle air inlet of lower seal is located at the top of lower ball float, and lower ball float can move up and down along lower guide cylinder inside, lower ball float
Under liquid buoyancy effect, the sphere on lower ball float top can seal the semicircle air inlet of lower seal.
The upper sealing panel is arranged on upper shell top, after top cover is arranged on upper shell top, the semicircle of upper seal
Air inlet be located at upper floating ball top, upper floating ball can along upper guide cylinder inside move up and down, upper floating ball liquid buoyancy effect under,
The sphere on upper floating ball top can seal the semicircle air inlet of upper seal.
Present invention has the advantages that:When using, when water after tap water cut-off, without negative pressure secondary water system steady-flow tank
Interior gas enters inside lower house, then enters inside upper shell from the blast pipe of the perforate of lower guide cylinder bottom, lower seal,
Then it is discharged into air from the perforate of upper guide cylinder bottom, the blast pipe of upper seal, top cover left part perforate;When running water enters
After water level rises in steady-flow tank, under the buoyancy of water, lower ball float is moved upwards, and lower seal semicircle air inlet is blocked up
Firmly, prevent the running water in steady-flow tank from being discharged through the blast pipe of lower seal, causing can not be normal without negative pressure secondary water system
Work;In actually used, if lower ball float or lower seal are damaged and can not play sealing function, the water in steady-flow tank enters upper casing
After in vivo, under upper floating ball and the effect of upper seal, the originally water-stop that will can enter in upper shell from steady-flow tank again is prevented
Running water in steady-flow tank is discharged through upper seal blast pipe, is caused without negative pressure secondary water system cisco unity malfunction.Due to
With double-exhausting, close water function, it is therefore prevented that common negative pressure inhibition device using single exhaust, close water-bound, single exhaust, close water
When facility is damaged, it is impossible to just normally closed water, the shortcoming of secondary water supply system cisco unity malfunction is caused.The present invention also has steady-flow tank
Interior liquid water level automatic detection function, when gas is discharged to setting value in steady-flow tank, that is, current stabilization pot liquid reaches one
After determining water level, float just can connect tongue tube inside two normally opened contact, then, without on negative pressure secondary water system steady-flow tank
The contact connection of matching used electro connecting pressure gauge inside two, without the effect of negative pressure secondary water system relevant control mechanism
Under, the water pump without negative pressure secondary water system just starts normal work, water pressurization in steady-flow tank is pumped out and is used for high-rise buildings;
Prevent because gas discharge is not smooth in steady-flow tank, water level is low in steady-flow tank, current stabilization pressure inside the tank reaches certain value, without negative pressure two
After two contacts in matching used electro connecting pressure gauge inside connect under a certain pressure on secondary water system steady-flow tank, water pump is opened
Beginning work, can cause anhydrous startup during pump working, can also because of gas in steady-flow tank it is excessive and and isolation, easily in water
Cause to produce negative pressure appearance in steady-flow tank during pump work, then negative pressure is caused to damage on water pump and influences high-rise buildings just to commonly use water
The drawbacks of.
Brief description of the drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the present invention and the structural representation without negative pressure secondary water system steady-flow tank, electro connecting pressure gauge.
Fig. 2 is float of the present invention and the matching used annular permanent magnnet structural representation of float.
Specific embodiment
Shown in Fig. 1 and Fig. 2, a kind of vacuum suppresses and air pressure monitoring device, by protection sleeve pipe 2, guide pipe 3, float
4th, tongue tube 5, extraction wire 6, stop nut 7, lower house 8, ring flange, lower guide cylinder 9, lower ball float 10, lower seal, silica gel
Pad 12, upper shell 13, upper guide cylinder 14, upper floating ball 15, upper seal, upper sealing panel 17 and top cover 18 are constituted, and extraction wire 6 has
Two, there is one section of external screw thread at the lower end of guide pipe 3 sealing, the upper outside end of ring guide pipe 3, and the lower outside end of ring guide pipe 3 has one
One section of internal thread is arranged at section external screw thread, the medial extremity top of environmentally friendly protecting pipe 2, and one section of external screw thread is arranged at the outboard end top of environmentally friendly protecting pipe 2,
The protection medial extremity upper internal threaded of sleeve pipe 2 is screwed into by the upper outside end of guide pipe 3, the top of guide pipe 3 is installed
On protection sleeve pipe 2 medial extremity top, respectively there are a gag lever post 3-1,5 two terminals of tongue tube in the bottom of guide pipe 3 or so two ends
Respectively with two lower end of extraction wire 6 connections, bottom in guide pipe 3 is vertically pushing into by tongue tube 5, tongue tube 5 is vertically pacified
The bottom in guide pipe 3, tongue tube 5 is vertically mounted in guide pipe 3 behind bottom, and in the case where being acted on without external force, tongue tube 5 will not
Along being moved up and down inside guide pipe 3, float 4 is annular, inside is hollow structure, and float 4 is silica gel material, and float 4 has one
Matching used annular permanent magnnet 4-1, is enclosed within float 4 along medial extremity by annular permanent magnnet 4-1, annular permanent magnetic
Iron 4-1 is arranged on the upper end of float 4, and the inner ring sleeve of float 4 is screwed in outside the foot of guide pipe 3 in the lower outer portion of guide pipe 3, stop nut 7
Screw thread, lower house 8 is cylindrical shape, and the ring flange middle part that the upper/lower terminal of lower house 8 all has ring flange, the lower end of lower house 8 has
There are two female perforates of tool at perforate, the ring flange 8-1 middle parts of the upper end of lower house 8, by protecting the outboard end top of sleeve pipe 2
Screw into the upper flanges disk 8-1 of lower house 8 middle part first internal thread of perforate in, protection sleeve pipe 2 is arranged on down
First downside of perforate in the upper flanges disk 8-1 of housing 8 middle parts, the lower lower end of guide cylinder 9 has in the middle of bottom, bottom opens with one
Hole, the upper outside end of lower guide cylinder 9 has an external screw thread, and lower ball float 10 is located in lower guide cylinder 9, by the top of lower guide cylinder 9 outside
Screwing into second internal thread of perforate in the upper flanges disk 8-1 of lower house 8 middle parts for side, installs lower guide cylinder 9
Second downside of perforate in the middle part of the upper flanges disk 8-1 of lower house 8, upper shell 13 is cylindrical shape, and the bottom of upper shell 13 has one
Individual ring flange 13-1, the lower flange disk 13-1 of upper shell 13 middle part have two perforates, in the lower flange disk 13-1 of upper shell 13
The perforate of second, portion has internal thread, and the top of upper shell 13 is inside and outside, side has screw thread, in the lower flange disk 13-1 of upper shell 13
One " O " type silica gel sealing ring is installed, lower seal is silica gel material, and lower seal has blast pipe in the perforate of first, portion
11-1 and semicircle air inlet 11-2, blast pipe 11-1 outboard ends have external screw thread, by the outer of lower seal blast pipe 11-1
It is threaded into the second perforate internal thread in the lower flange disk 13-1 of upper shell 13 middle parts, lower seal is arranged under upper shell
Second, portion ring flange 13-1 middle parts perforate downside, silicagel pad 12 is located at lower house upper flange disk 8-1 and upper shell bottom method
Between blue disk 13-1, upper shell lower flange disk 8-1 and lower house upper flange disk 13-1 are connected to one by bolt and nut
Rise, upper sealing panel 17 is circle, the middle part of upper sealing panel 17 has two perforates, and second, the middle part perforate of upper sealing panel 17 has interior
There is the lower end of internal thread perforate to be welded with an annular retainer plate 17-1 at screw thread, second, the middle part of upper sealing panel 17, and annular is solid
Surely circle 17-1 inner ring has internal thread, and upper sealing panel 17 is cylindrical with external screw thread, and upper seal is silica gel material, upper seal tool
There is blast pipe 16-1 and semicircle air inlet 16-2, blast pipe 16-1 outboard ends have external screw thread, the middle part of upper sealing panel 16 first
One " O " type silica gel sealing ring is installed in individual perforate, upper sealing panel is screwed into by upper seal blast pipe 16-1
In the 17 second perforate internal thread in middle part, upper seal is arranged on second, the middle part of upper sealing panel 17 perforate downside, upper guiding
14 lower ends of cylinder have and have a perforate in the middle of bottom, bottom, and the upper outside end of upper guide cylinder 14 has external screw thread, and upper floating ball 15 is located at
In upper guide cylinder 14, by the internal thread for screwing into annular retainer plate 17-1 inner ring at the upper outside end of upper guide cylinder 14
It is interior, upper guide cylinder 14 is arranged on the downside of annular retainer plate 17-1, extraction wire 6 is from upper shell lower flange disk 13- first
Draw at " O " the type silica gel sealing ring middle part in " O " type silica gel sealing ring middle part, 17 first perforates of upper sealing panel in individual perforate
Go out, by the cylindrical internal thread for screwing into the upper inner end of upper shell 13 of upper sealing panel 17, upper sealing panel 17 being pacified
Mounted in the top of upper shell 13,18 times medial extremitys of top cover have internal thread, and the left-hand end of top cover 18 from top to bottom has two perforates, leads to
Cross in the internal thread for screwing into 18 times medial extremitys of top cover at the upper outside end of upper shell 13, top cover 18 is arranged on upper shell
13 tops, are provided with " O " type silica gel sealing ring in the left-hand end top perforate of top cover 18, extraction wire 6 is from the left of top cover 18
" O " type silica gel sealing ring middle part in the top perforate of end is drawn, the ring flange of the bottom of lower house 8 and without negative pressure secondary water system
The ring flange of the upper end of steady-flow tank 1 is by bolt and nut connection, two extraction wires 6 and without negative pressure secondary water system steady-flow tank 1
The wherein one output lead series connection of upper electro connecting pressure gauge 1-3 inside two contact.1-1,1-2 are to supply water to be without negative pressure secondary
Ring flange on system steady-flow tank 1, connects running water water inlet pipe and outlet pipe respectively.Protection sleeve pipe 2, guide pipe 3, stop nut 7, under
Housing 8, ring flange, lower guide cylinder 9, lower ball float 10, upper shell 13, upper guide cylinder 14, upper floating ball 15, upper sealing panel 17 and top cover
18 is stainless steel.Lower ball float 10 and the inside of upper floating ball 15 are hollow-core construction, under the buoyancy of water, can be kept afloat.
After the lower outer portion of guide pipe 3, float 4 can be to floating under liquid buoyancy effect, and the inner ring of float 4 energy is along guiding for the inner ring sleeve of float 4
The bottom of pipe 2 freely moves up and down.Tongue tube 5 is vertically mounted in guide pipe 2 behind bottom, and extraction wire 6, tongue tube 5 two are often
Open contact lug end and guide pipe 3 insulate.Tongue tube 5 is vertically mounted in guide pipe 3 behind bottom, in float 4 along under guide pipe 3
Portion is moved upwards up to certain position, be enclosed within float 4 can be acted on along the annular permanent magnnet 4-1 magnetic actions power of medial extremity it is dry
Reed pipe 5, the inside two of tongue tube 5 normally opened contact is connected.The lower flange disk 13-1 of the upper shell 13 and upper flange disk 8- of lower house 8
After 1 is linked together by six screw rods, nuts, the semicircle air inlet 11-2 of lower seal is located at the top of lower ball float 10,
Lower ball float 10 can move up and down along the inside of lower guide cylinder 9, lower ball float 10 under liquid buoyancy effect, the sphere on the lower top of ball float 10
The semicircle air inlet 11-2 of lower seal can be sealed.Upper sealing panel 17 is arranged on the top of upper shell 13, and top cover 18 is arranged on
Behind the top of upper shell 13, the semicircle air inlet 16-2 of upper seal is located at the top of upper floating ball 15, and upper floating ball 15 can be along above leading
Moved up and down to inside cylinder 14, under liquid buoyancy effect, the sphere on the top of upper floating ball 15 can be by upper seal for upper floating ball 15
Semicircle air inlet 16-2 sealings.
Fig. 1, Fig. 2, the present invention are when using, when water after water supply pipe is cut off the water, running water can enter without negative pressure secondary
In water system steady-flow tank 1, gas in steady-flow tank 1 enters inside lower house 8, then from the bottom perforate of lower guide cylinder 9, under it is close
The blast pipe 11-1 for sealing body enters inside upper shell 13, then from the bottom perforate of upper guide cylinder 14, the blast pipe 16- of upper seal
1st, top cover left part perforate 18-1 is discharged into air;After running water enters water level rising in steady-flow tank 1, in the buoyancy of water
Under, lower ball float 10 is moved upwards, and lower seal semicircle air inlet 11-2 is blocked, under preventing the running water in steady-flow tank 1 from passing through
The blast pipe 11-1 discharges of seal, cause without negative pressure secondary water system cisco unity malfunction;In actually used, if float downward
Ball 10 or lower seal 11 are damaged and can not play sealing function, and after the water in steady-flow tank 1 enters in upper shell 13, upper floating ball 1 exists
Floated upwards under the buoyancy of water, the semicircle of upper seal 16 air inlet 16-2 is blocked, entering upper shell from steady-flow tank 1
Originally water-stop in 13, prevents the running water in steady-flow tank 1 from being discharged through upper seal blast pipe 16-1, causes without negative pressure secondary
Water system cisco unity malfunction.Due to lower seal, lower ball float 10 and upper seal, the double-exhausting of upper floating ball 15,
Close water function, it is therefore prevented that common negative pressure inhibition device using single exhaust, close water-bound, single exhaust, when closing drainage facility and damaging, no
Can just normally closed water, cause the shortcoming of secondary water supply system cisco unity malfunction.Commonly without negative pressure secondary water system when using, working as
Water supply pipe is cut off the water, and during unexpected water, this moment, large quantity of air can pour in the common steady-flow tank without negative pressure secondary water system
Interior, only a small amount of running water is entered in steady-flow tank, under the percussion of air-flow, commonly without negative pressure secondary water system negative pressure
The ball float of suppressor can upwards be moved and block exhaust outlet, cause current stabilization pressure inside the tank to increase, matching used electricity on steady-flow tank
After two contacts in contact pressure table inside connect under a certain pressure, the equipment without negative pressure secondary water system controlling organization is reached
Start pressure, water pump is started working, and causes the anhydrous startup of water pump, can also because of gas in steady-flow tank is excessive and outside atmosphere every
Absolutely, steady-flow tank content is also easy to produce negative pressure during pump working, and the negative pressure of generation is easily damaged water pump, and then influences the normal confession of cell
Water.The present invention has water level automatic detection function in steady-flow tank 1, when gas is discharged to setting value, that is, current stabilization in steady-flow tank 1
After liquid reaches certain water level in tank 1, float 4 is moved upwards under the buoyancy of water along guide pipe 3, and float 4 is moved upwards
To after certain position, being enclosed within float 4 can act on tongue tube 5 along the annular permanent magnnet 4-1 magnetic actions power of medial extremity, in
It is that the inside two of tongue tube 5 normally opened contact is connected;Due to, two extraction wires 6 and without on negative pressure secondary water system steady-flow tank
The wherein one output lead series connection of electro connecting pressure gauge 1-3 inside two contact, has certain pressure this moment in steady-flow tank 1,
Connected state is in without electro connecting pressure gauge 1-3 inside two contact on negative pressure secondary water system steady-flow tank, so, without negative
Under the effect of pressure secondary water supply system relevant control mechanism, the water pump without negative pressure secondary water system starts normal work, by current stabilization
The pressurization of 1 water is pumped out and used for high-rise buildings in tank;Prevent commonly can cause water without negative pressure secondary water system negative pressure inhibition device
The anhydrous startup of pump, and the negative pressure that produces of steady-flow tank is the drawbacks of easily cause water pump and damage.It should be noted that the present embodiment is
Preferred embodiments of the present invention, are not intended to limit the invention, all any modification, equivalent to be made in spirit of the present invention, is changed
Enter, should be included within the scope of the present invention.
Claims (8)
1. a kind of vacuum suppresses and air pressure monitoring device, it is characterised in that by protection sleeve pipe, guide pipe, float, tongue tube, extraction
Wire, stop nut, lower house, ring flange, lower guide cylinder, lower ball float, lower seal, silicagel pad, upper shell, upper guide cylinder,
Upper floating ball, upper seal, upper sealing panel and top cover are constituted, and extraction wire has two, the sealing of guide pipe lower end, ring guide pipe top
Outboard end has one section of external screw thread, and there is one section of external screw thread at ring guide pipe lower outside end, and environmentally friendly protecting pipe medial extremity top has one section
One section of external screw thread is arranged at internal thread, ring protection outside of sleeve end top, and protection is screwed into by guide pipe upper outside end
Guide pipe top, is arranged on protection sleeve pipe medial extremity top, guide pipe bottom or so two ends by sleeve pipe medial extremity upper internal threaded
Respectively there is a gag lever post, two terminals of tongue tube are connected with two extraction wire lower ends, are vertically pushing into by tongue tube respectively
Tongue tube, is vertically mounted on bottom in guide pipe by bottom in guide pipe, and tongue tube is vertically mounted in guide pipe behind bottom,
Without under external force effect, tongue tube will not be along moving up and down inside guide pipe, and float is annular, inside is hollow structure, and float is
Silica gel material, float has a matching used annular permanent magnnet, is enclosed within along medial extremity on float by annular permanent magnnet,
Annular permanent magnnet is arranged on float upper end, float inner ring sleeve in guide pipe lower outer portion, under stop nut screws in guide pipe most
Portion's external screw thread, lower house is cylindrical shape, and lower house upper/lower terminal all has ring flange, the ring flange middle part tool of lower house lower end
There are two female perforates of tool at the ring flange middle part for having perforate, lower house upper end, by protecting sleeve pipe outboard end top
Screw into first internal thread of perforate in lower house upper flanges disk middle part, installation of guard sleeve in lower house upper end
First downside of perforate in ring flange middle part, lower guide cylinder lower end has has a perforate, lower guide cylinder top in the middle of bottom, bottom
Outboard end has external screw thread, and lower ball float is located in lower guide cylinder, and lower casing is screwed into by lower guide cylinder upper outside end
In second internal thread of perforate in body upper flanges disk middle part, lower guide cylinder is arranged on lower house upper flanges disk middle part second
The downside of individual perforate, upper shell is cylindrical shape, and a ring flange is arranged at upper shell bottom, and upper shell lower flange disk middle part has two
Individual perforate, upper shell lower flange disk second perforate in middle part has internal thread, and upper shell top is inside and outside, side has screw thread,
" O " type silica gel sealing ring is installed in first perforate in middle part of upper shell lower flange disk, lower seal is silica gel material,
Lower seal has blast pipe and semicircle air inlet, and blast pipe outboard end has external screw thread, by lower seal blast pipe
Screw into the second perforate internal thread in upper shell lower flange disk middle part, lower seal is arranged on upper shell bottom method
Second, blue disk middle part perforate downside, silicagel pad is located between lower house upper flange disk and upper shell lower flange disk, passes through
Bolt and nut links together upper shell lower flange disk and lower house upper flange disk, and upper sealing panel is circular, upper sealing
Plate middle part has two perforates, and upper sealing panel second perforate in middle part has internal thread, and second, upper sealing panel middle part is with
The lower end of threaded hole is welded with an annular retainer plate, and annular retainer plate inner ring has internal thread, and upper sealing panel is cylindrical to be had
External screw thread, upper seal is silica gel material, and upper seal has blast pipe and semicircle air inlet, and blast pipe outboard end has outer
Screw thread, is provided with " O " type silica gel sealing ring, by the outer of upper seal blast pipe in upper sealing panel first perforate in middle part
It is threaded into the second perforate internal thread in upper sealing panel middle part, upper seal is arranged on upper sealing panel second perforate in middle part
Downside, upper guide cylinder lower end has has a perforate in the middle of bottom, bottom, upper guide cylinder upper outside end has external screw thread, floats
Ball is located in upper guide cylinder, by the internal thread for screwing into annular retainer plate inner ring at upper guide cylinder upper outside end,
Upper guide cylinder is arranged on the downside of annular retainer plate, " O " of the extraction wire from first perforate of upper shell lower flange disk
Type silica gel sealing ring middle part, " O " the type silica gel sealing ring middle part in first perforate of upper sealing panel are drawn, by upper sealing panel outside
In the round internal thread for screwing into upper shell upper inner end, upper sealing panel is arranged on upper shell top, it is interior under top cover
Side has internal thread, and top cover left-hand end from top to bottom has two perforates, by the external thread rotary at upper shell upper outside end
Enter under top cover in the internal thread of medial extremity, top cover is arranged on upper shell top, one is provided with the top perforate of top cover left-hand end
Only " O " type silica gel sealing ring, extraction wire from the top perforate of top cover left-hand end " O " type silica gel sealing ring middle part draw, under
The ring flange of lower housing portion and the ring flange without negative pressure secondary water system steady-flow tank upper end are connected by bolt and nut, and two are drawn
Go out wire and without two wherein one output leads of contact in electro connecting pressure gauge inside on negative pressure secondary water system steady-flow tank
Series connection.
2. a kind of vacuum according to claim 1 suppresses and air pressure monitoring device, it is characterised in that protection sleeve pipe, guiding
Pipe, stop nut, lower house, ring flange, lower guide cylinder, lower ball float, upper shell, upper guide cylinder, upper floating ball, upper sealing panel and top
Lid is stainless steel.
3. a kind of vacuum according to claim 1 suppresses and air pressure monitoring device, it is characterised in that lower ball float and upper floating ball
Inside is hollow-core construction, under the buoyancy of water, can be kept afloat.
4. a kind of vacuum according to claim 3 suppresses and air pressure monitoring device, it is characterised in that float inner ring sleeve is being led
After pipe lower outer portion, float can be to floating under liquid buoyancy effect, and float inner ring can freely be moved up and down along guide pipe bottom.
5. a kind of vacuum according to claim 1 suppresses and air pressure monitoring device, it is characterised in that tongue tube right angle setting
Behind bottom in guide pipe, extraction wire, two normally opened contact terminals of tongue tube and guiding pipe insulation.
6. a kind of vacuum according to claim 4 suppresses and air pressure monitoring device, it is characterised in that tongue tube right angle setting
Behind bottom in guide pipe, certain position is moved upwards up to along guide pipe bottom in float, be enclosed within float along the ring of medial extremity
Shape permanent magnet magnetic action power can act on tongue tube, and tongue tube inside two normally opened contact is connected.
7. a kind of vacuum according to claim 1 suppresses and air pressure monitoring device, it is characterised in that upper shell lower flange
After disk and lower house upper flange disk are linked together by six screw rods, nuts, the semicircle air inlet of lower seal is located at
The top of lower ball float, lower ball float can along lower guide cylinder inside move up and down, lower ball float liquid buoyancy effect under, lower ball float top
Sphere the semicircle air inlet of lower seal can be sealed.
8. a kind of vacuum according to claim 1 suppresses and air pressure monitoring device, it is characterised in that upper sealing panel is arranged on
Upper shell top, after top cover is arranged on upper shell top, the semicircle air inlet of upper seal is located at the top of upper floating ball, floats
Ball can move up and down along upper guide cylinder inside, and under liquid buoyancy effect, the sphere on upper floating ball top can be by upper sealing for upper floating ball
The semicircle air inlet sealing of body.
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CN203364930U (en) * | 2013-07-05 | 2013-12-25 | 武汉钢铁(集团)公司 | Liquid indicator of reed switch |
CN203834580U (en) * | 2014-04-14 | 2014-09-17 | 潍坊宏科水电设备有限公司 | Non-negative pressure vacuum suppressor |
CN104846938A (en) * | 2014-10-22 | 2015-08-19 | 青岛万力科技有限公司 | Tank-type pipe network pressure-superposed water supply equipment with compensation pump and small-flow pump |
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Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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DE19705741C1 (en) * | 1997-02-14 | 1998-10-08 | Hans Friedrich Bernstein | Modular expansion and deaeration unit designed for mass production |
CN2540623Y (en) * | 2002-05-10 | 2003-03-19 | 陈晓曾 | Probe of electronic water gage |
CN201158837Y (en) * | 2007-12-08 | 2008-12-03 | 郑秀华 | Non-suction lift non-negative pressure supercharging and stabilizing water supply equipment |
CN201554064U (en) * | 2009-09-30 | 2010-08-18 | 温敏灵 | Double mechanical seal type vacuum suppressor |
CN203364930U (en) * | 2013-07-05 | 2013-12-25 | 武汉钢铁(集团)公司 | Liquid indicator of reed switch |
CN203346957U (en) * | 2013-07-25 | 2013-12-18 | 周后德 | Dual-seal type vacuum suppressor |
CN203834580U (en) * | 2014-04-14 | 2014-09-17 | 潍坊宏科水电设备有限公司 | Non-negative pressure vacuum suppressor |
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