CN208379687U - A kind of no spilling water vacuum suppresser and pot with no negative pressure equipment - Google Patents

Abstract

The utility model belongs to supply equipment technical field, disclose a kind of no spilling water vacuum suppresser and pot with no negative pressure equipment, no spilling water vacuum suppresser includes respirator shell and floating ball, the inside of respirator shell is equipped with the respirator cavity moved up and down inside it for floating ball, respirator cavity is tapered and runs through respirator shell up and down, the top of respirator shell is equipped with upper limit part, the bottom of respirator shell is equipped with lower limit part, circular open is equipped on upper limit part and lower limit part, the bore of circular open is less than the diameter of floating ball；Pot with no negative pressure equipment includes tank body, and top of the tank is equipped with above-mentioned no spilling water vacuum suppresser.The respirator cavity of no spilling water vacuum suppresser uses conical design, and floating ball will not deviate when floating, and floating ball can resist gas outlet well, and gas outlet will not leak when air is discharged；The phenomenon that setting of pot with no negative pressure equipment is simple, and exhaust air inlet effect stability in use, is not in leak.

Description

A kind of no spilling water vacuum suppresser and pot with no negative pressure equipment

Technical field

The utility model belongs to supply equipment technical field more particularly to vacuum suppresser field, and in particular to Yi Zhongwu Spilling water vacuum suppresser and pot with no negative pressure equipment.

Background technique

The resident stayed in skyscraper can usually encounter because hydraulic pressure not enough can not normal use tap water the problem of.It causes The reason of this result, mainly there are two aspects: 1, source pressure is inadequate, causes tap water that can not send to high-level user；2, due to Typically now supply equipment is altered and is connected in the online method of running water pipe as user's water supply.

Therefore when user's water in some region, the pipeline pressure in this region can be made to decline, generates negative pressure, thus Influence the normal water supply of other residents；In order to effectively inhibit the negative pressure generated in pipe network, installed in the equipment of water supply true Empty suppressor effectively prevents the negative pressure generated in water supply pipe, solves supply equipment on water supply pipe and negative pressure occurs Problem is born by vacuum suppresser on the pipe network secondary pressure supply equipment of municipal tap water to inhibit to generate in water system Pressure, holding tap water pipe network pressure balance, but current vacuum suppresser, especially ball-valve type vacuum suppresser, can press down Cavity is set in device processed, places floating ball in cavity, floating ball floats up and down under the buoyancy of water, and cavity top will be blocked after floating Venthole, but the cavity in current vacuum suppresser be mostly cylinder, floating ball float when can deviate, floating ball can not be aligned Venthole is resisted, venthole can leak when leading to that air is discharged.

In existing patent document, Chinese utility model patent, application number: CN201420127576.X, the applying date: 2014- 07-12, synopsis: the utility model provides a kind of dust-fast anti-corrosion vacuum suppresser, by flange plate, floating ball, ball-cock assembly, The components such as nut cap, cylindrical chamber are constituted.There are overflow ports for flange plate, are connected to water supply container inside and cylindrical chamber, cylindrical chamber Side wall is equipped with ball-cock assembly on blow vent, floating ball is placed on inside cylindrical chamber, the valve handle of floating ball and ball-cock assembly there are blow vent Hard link.The cross-sectional diameter of cylindrical chamber is 150-210mm, and the height of cylindrical chamber is 150-210mm；The cap edge of nut cap has Length is extended downwardly, so that cap is along the position of center line for being not higher than blow vent；Whole components preferably use corrosion-resistant stainless steel material Material production.The utility model structure is simple, compact, high reliablity, and corrosion-resistant good, antidusting is good, inhibits water pot vacuum effect Fruit is good.

Although the above-mentioned prior art has structure simple, compact, high reliablity, corrosion-resistant good, antidusting is good, inhibits The advantages of water pot vacuum effectiveness good, but there is no that can be deviated when solving floating ball floating, cause floating ball that can not resist ventilation well Hole, when air is discharged the technical issues of venthole meeting leak.

Utility model content

The utility model provides a kind of no spilling water vacuum suppresser and pot with no negative pressure equipment, for solving in the prior art Floating ball can deviate when floating, and cause floating ball that can not resist venthole well, and the technology of venthole meeting leak is asked when air is discharged Topic.

The technology employed by the present utility model is

A kind of no spilling water vacuum suppresser, the floating ball to solve in existing vacuum suppresser cavity can be deviated when floating, be led Cause floating ball that can not resist venthole well, when air is discharged venthole can leak the problem of, including respirator shell and floating Ball, the inside of the respirator shell are equipped with the respirator cavity moved up and down for floating ball, and the respirator cavity is tapered And run through respirator shell up and down, the top of the respirator shell is equipped with the upper limit part sealed against with floating ball, breathing The bottom of device shell is equipped with lower limit part, is equipped with circular open, the circular open on the upper limit part and lower limit part Bore be less than floating ball diameter.

The structural principle of the utility model are as follows: respirator shell is arranged on pot with no negative pressure, for avoiding in pot with no negative pressure Negative pressure is generated, floating ball is arranged in respirator cavity, and can at will move up and down in respirator cavity, and floating ball can be from The top and bottom of respirator cavity remove respirator cavity, but by the upper limit part and lower limit part of setting, limit floating ball The circular open that can only be moved in respirator cavity, while be arranged on upper limit part and lower limit part, on the one hand for ventilating, On the other hand for being clamped floating ball, do not depart from floating ball outside respirator cavity, and the top circular of upper limit part is open and uses In connection gas outlet, and when floating ball rising is resisted against on circular open, airtight sealing is carried out to circular open, is floated at this time It is rubber soft material that ball, which can be metal ball, circular open, can also be all made of rubber soft material with floating ball and circular open, Or ball, circular open are metal material, it is notable that the outside of the respirator shell can be rendered as The arbitrary shapes such as cylinder, circular cone, ball, but the respirator cavity for requiring it internal is taper, and taper herein refers to It is sharp above, justify thick body below, and circle is thick above, below sharp body be inverted conical shape, be not belonging in this range；

In use, when tank body is without full water, there is air in tank, with water is added into tank, when the water surface is not up to floating Before ball height, floating ball is fallen on lower limit part, and air naturally drains at the top of respirator shell in tank；When the water surface reaches floating in tank After ball height, floating ball rises under the buoyancy of water with the rising of the water surface, and floating ball can move closer in uphill process The top opening of respirator cavity, and the circular open of upper limit part is blocked gradually, make air can not be from the circle of upper limit part It is discharged in shape opening, therefore tank body is no longer discharged in the air in tank, until the air pressure in tank is equal with hydraulic pressure, reaches balance；When When water yield in tank is greater than the inflow of tank body, floating ball declines naturally, and air enters tank body from the circular open of upper limit part It is interior, eliminate the intracorporal negative pressure of tank；It is worth noting that, the respirator cavity of conventional vacuum suppresser is all cylindrical, appearance The problem of in floating ball uphill process, since respirator cavity needs to provide enough mobile spaces for floating ball, so can be Left and right is floated in uphill process, and especially in flow instability, floating ball or so floats more violent, and causing can not be accurate The gas outlet of ground alignment respirator cavity can still take off every now and then even if being accurately resisted against on gas outlet under the influence of water flow The case where offing normal and set, causing gas outlet leak, and this respirator cavity uses conical design, allows floating ball in respirator cavity Lower part move freely, can be in the limit of the diminishing inner wall in respirator cavity top but after floating ball rises to certain altitude Under system, the amplitude moved left and right is reduced, finally reaches the position-limiting action to floating ball, even if floating ball is not yet under the influence of water flow It can be there is a situation where moving left and right, therefore the case where can be sealed to gas outlet, eliminate gas outlet leak.

Further, the height of respirator cavity is 95-115mm, and the top opening diameter of the respirator cavity is than floating The big 0.5-2mm of bulb diameter.

Further, the top of the upper limit part is connected with upper snorkel, the bottom of lower limit part by connecting flange Be connected with lower snorkel by connecting flange, above-mentioned connecting flange be equipped with for be connected to respirator cavity and upper snorkel, under The overflow port of snorkel, upper snorkel and lower snorkel are used for tank interior and external gas exchanges, overflowing on connecting flange Head piece also acts on thus.

Further, it is installed in order to facilitate the connection of vacuum suppresser, weldering is respectively corresponded using upper limit part, lower limit part Connect in the top and bottom of respirator cavity, the connecting flange be threaded between upper limit part and upper snorkel and under Between locating part and lower snorkel.

Further, a kind of pot with no negative pressure equipment, including tank body, the top of the tank are equipped with above-mentioned no spilling water vacuum suppression Device processed.

Further, the exhaust pipe for being connected to and extending to upper snorkel outside tank body, institute are additionally provided on the tank body It states exhaust pipe and can prevent sundries from falling into snorkel and water body in tank is polluted.

Further, water inlet, discharge outlet are additionally provided on the tank body, the top of the tank body is equipped with pressure gauge, tank The bottom of body is equipped with equipment connectivity port, and equipment connectivity port is equipped with flange apparatus.

The utility model has the following beneficial effects:

The respirator cavity of no spilling water vacuum suppresser use conical design, floating ball can be in the lower part of respirator cavity It moves freely, but after floating ball rises to certain altitude, can subtract under the limitation of the diminishing inner wall in respirator cavity top The amplitude moved left and right less finally reaches the position-limiting action to floating ball, even if a left side will not occur for floating ball under the influence of water flow The case where the case where moving right can be sealed gas outlet, eliminate gas outlet leak, and structure is simple, installation side Just, easy to disassemble and repairing；The setting of pot with no negative pressure equipment is simple, and is vented air inlet effect stability in use, no The phenomenon that will appear leak.

Detailed description of the invention

Fig. 1 is structural schematic diagram of the utility model without spilling water vacuum suppresser；

Fig. 2 is the assembling schematic diagram of the utility model respirator shell and upper limit part and lower limit part；

Fig. 3 is the structural schematic diagram of the utility model pot with no negative pressure equipment.

In figure: 1- respirator shell；2- floating ball；3- respirator cavity；4- upper limit part；5- lower limit part；6- circle is opened Mouthful；7- connecting flange；The upper snorkel of 8-；9- pressure gauge；Snorkel under 10-；11- equipment connectivity port；12- tank body；13- row Tracheae；14- water inlet；15- discharge outlet.

Specific embodiment

With reference to the accompanying drawing and specific embodiment is further elaborated the utility model.

Embodiment 1:

As shown in Figure 1 and Figure 2, a kind of no spilling water vacuum suppresser, including respirator shell 1 and floating ball 2, the breathing The inside of device shell 1 is equipped with the respirator cavity 3 moved up and down inside it for floating ball 2, and the respirator cavity 3 is tapered And run through respirator shell 1 up and down, the top of the respirator shell 1 is equipped with upper limit part 4, the bottom of respirator shell 1 Equipped with lower limit part 5, circular open 6 is equipped on the upper limit part 4 and lower limit part 5, the bore of the circular open 6 is small In the diameter of floating ball 2.Respirator shell 1 is arranged on pot with no negative pressure, negative pressure is generated in pot with no negative pressure for avoiding, floating ball 2 is set It sets in respirator cavity 3, and can at will be moved up and down in respirator cavity 3, floating ball 2 can be from respirator cavity 3 Top and bottom remove respirator cavity 3, but by the upper limit part 4 and lower limit part 5 of setting, limitation floating ball 2 can only be The circular open 6 for moving in respirator cavity 3, while being arranged on upper limit part 4 and lower limit part 5, on the one hand for ventilating, separately On the one hand for being clamped floating ball 2, do not depart from floating ball 2 outside respirator cavity 3, and the top circular opening 6 of upper limit part 4 For connecting gas outlet, it is notable that the outside of the respirator shell 1 can be rendered as cylinder, circular cone, ball etc. and appoint Anticipate shape, but the respirator cavity 3 for requiring it internal is taper, and taper herein refer to above it is sharp, circle is thick below Body, and circle is thick above, below sharp body be inverted conical shape, be not belonging in this range；In use, tank body 12 is not When filling water, there is air in tank, with water is added into tank, before the water surface is not up to 2 height of floating ball, floating ball 2 falls in lower limit part 5 On, air naturally drains at the top of respirator shell 1 in tank；After the water surface reaches 2 height of floating ball in tank, floating ball 2 is in the floating of water Rise under power effect with the rising of the water surface, floating ball 2 in uphill process, hold by the top that can move closer to respirator cavity 3 Mouthful, and the circular open 6 of upper limit part 4 is blocked gradually, air be discharged can not from the circular open 6 of upper limit part 4, because Tank body 12 is no longer discharged in air in this tank, until the air pressure in tank is equal with hydraulic pressure, reaches balance；When the water yield in tank is big When the inflow of tank body 12, floating ball 2 declines naturally, and air enters in tank body 12 from the circular open 6 of upper limit part 4, eliminates Negative pressure in tank body 12；It is worth noting that, the respirator cavity 3 of conventional vacuum suppresser is all cylinder, appearance is asked It is entitled in 2 uphill process of floating ball, since respirator cavity 3 needs to provide enough mobile spaces for floating ball 2, so can be upper Left and right is floated during liter, and especially in flow instability, floating ball 2 or so floats more violent, and causing can not be accurate The gas outlet of ground alignment respirator cavity 3 can still take off every now and then even if being accurately resisted against on gas outlet under the influence of water flow The case where offing normal and set, causing gas outlet leak, and this respirator cavity 3 uses conical design, allows floating ball 2 in respirator sky The lower part of chamber 3 moves freely, but after floating ball 2 rises to certain altitude, can be in the diminishing inner wall in 3 top of respirator cavity Limitation under, reduce the amplitude moved left and right, finally reach the position-limiting action to floating ball 2, though under the influence of water flow, floating ball 2 will not be there is a situation where moving left and right, therefore the case where can be sealed to gas outlet, eliminate gas outlet leak.

Embodiment 2:

The height of respirator cavity 3 is 95-115mm, and the top opening diameter of the respirator cavity 3 is than 2 diameter of floating ball Big 0.5-2mm；The top of upper limit part 4 is connected with snorkel 8 by connecting flange 7, and the bottom of lower limit part 5 passes through connection Flange 7 is connected with lower snorkel 10, and above-mentioned connecting flange 7 is equipped with for being connected to respirator cavity 3 and upper snorkel 8, lower logical The overflow port of tracheae 10, upper snorkel 8 and lower snorkel 10 are for 12 inside of tank body and external gas exchanges, connecting flange 7 On overflow port also act on thus；It installs in order to facilitate the connection of vacuum suppresser, is distinguished using upper limit part 4, lower limit part 5 The corresponding top and bottom for being welded on respirator cavity 3, the connecting flange 7 are threaded in upper limit part 4 and upper snorkel 8 Between and lower limit part 5 and lower snorkel 10 between.

Embodiment 3:

As shown in Figure 1-3, a kind of pot with no negative pressure equipment, including tank body 12, above-mentioned nothing is equipped at the top of the tank body 12 and is overflow Water vacuum suppresser；The exhaust pipe 13 for being connected to and extending to upper snorkel 8 outside tank body 12 is additionally provided on tank body 12；Tank body Water inlet 14, discharge outlet 15 are additionally provided on 12, the top of the tank body 12 is equipped with pressure gauge 9, and the bottom of tank body 12 is set Standby connectivity port 11, equipment connectivity port 11 are equipped with flange apparatus.

It is worth noting that, inside from water inlet 14 to tank body 12 plus water, equipment connectivity port 11 be used for with waterpipe Connection, pressure gauge 9 are used to detect the pressure condition inside tank body 12, and the discharge outlet 15 of setting may be used as cleaning or auxiliary in tank The outlet of draining is helped, exhaust pipe 13 is used to assist the exchange without spilling water vacuum suppresser to 12 internal gas of tank body.

The utility model is not limited to above-mentioned optional embodiment, anyone can obtain under the enlightenment of the utility model Other various forms of products, however, making any variation in its shape or structure, all the utility model rights that falls into are wanted The technical solution in confining spectrum is sought, is all fallen within the protection scope of the utility model.

Claims (7)

1. a kind of no spilling water vacuum suppresser, including respirator shell (1) and floating ball (2), it is characterised in that: the respirator The inside of shell (1) is equipped with the respirator cavity (3) moved up and down for floating ball (2), and the respirator cavity (3) is tapered simultaneously And run through respirator shell (1) up and down, the top of the respirator shell (1) is equipped with the upper limit sealed against with floating ball (2) The bottom of part (4), respirator shell (1) is equipped with lower limit part (5), is equipped on the upper limit part (4) and lower limit part (5) Circular open (6), the bore of the circular open (6) are less than the diameter of floating ball (2).

2. a kind of no spilling water vacuum suppresser according to claim 1, it is characterised in that: the respirator cavity (3) Height is 95-115mm, and the top opening diameter of the respirator cavity (3) is 0.5-2mm bigger than floating ball (2) diameter.

3. a kind of no spilling water vacuum suppresser according to claim 2, it is characterised in that: the top of the upper limit part (4) Portion is connected with snorkel (8) by connecting flange (7), and the bottom of lower limit part (5) is connected with lower logical by connecting flange (7) Tracheae (10), the connecting flange (7) are equipped with the overflow port of connection respirator cavity (3).

4. a kind of no spilling water vacuum suppresser according to claim 3, it is characterised in that: the upper limit part (4), lower limit Position part (5) respectively corresponds the top and bottom for being welded on respirator cavity (3), and the connecting flange (7) is threaded in the upper limit Between position part (4) and upper snorkel (8) and between lower limit part (5) and lower snorkel (10).

5. a kind of pot with no negative pressure equipment, including tank body (12), it is characterised in that: be equipped with claim 1- at the top of the tank body (12) 4 described in any item no spilling water vacuum suppressers.

6. a kind of pot with no negative pressure equipment according to claim 5, it is characterised in that: be additionally provided on the tank body (12) with it is upper Snorkel (8) is connected to and extends to the external exhaust pipe (13) of tank body (12).

7. a kind of pot with no negative pressure equipment according to claim 6, it is characterised in that: be additionally provided on the tank body (12) into water The top of mouth (14), discharge outlet (15), the tank body (12) is equipped with pressure gauge (9), and the bottom of tank body (12) connects equipped with equipment It connects port (11), equipment connectivity port (11) are equipped with flange apparatus.