CN1435590A

CN1435590A - Pipeline pressure relieving system

Info

Publication number: CN1435590A
Application number: CN 02102870
Authority: CN
Inventors: 梁博杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-01-28
Filing date: 2002-01-28
Publication date: 2003-08-13

Abstract

A pressure releasing system for fluid-delivering pipeline is characterized by that a pressure releasing unit is additionally used in such manner that its one end is connected to the position of said pipeline, where pressure may be probably increased and its another end to the position, where the flow may be probably decreased, or to a pressure-releasing tube.

Description

Pipeline pressure relieving system

Technical field

Historical for many years to carry flow liquid to have by pipeline by people, in fact, circuit design is to some industries, as chemical industry, dyeing and finishing, plastic cement ... Deng, very important, good circuit design except that can enhancing productivity, can reduce effectively that also cost being set.

In addition, in circuit design, except that transporting of pursuit fluid is smooth and easy and airtight, also for considering substantially, especially the occasion that some high pressure, high temperature are carried is careless as if having on safety, then may lead to as leak, disaster such as blast, therefore, people at all can not ignore.

Transporting with pipeline on the aspect of fluid, straight-through transporting merely arranged, also have midway because of system requirements, make the situation of flow change as possibility " obstruction " fluid such as filtration, as the filtering section that pollutes when handling is an one, so, good circuit design, also tackle this variation in pressure and the flow that produces and Security for considering totally.

Known for variation in pressure in response to mode, with high pressure, be that Pei establishes pressure valve, after making the interior pressure of pipeline surpass predefined value, promptly therefore Open valve is with release pressure,, for pipeline designs, pressure valve is basic outfit, and also many differences of its detecting mode.

The mode of this set pressure valve, no doubt can reach the purpose of release of pressure, but its defective is to be provided with the cost height, normal setting because of pressure valve, and cause the cost of whole system to improve, in addition, when the Open valve release of pressure, then the fluid of pipeline inside therefore leaks, cause environmental pollution, so the practice is just chosen the light for two of the victims, though attain perfection.

Summary of the invention

The object of the present invention is to provide a kind of pipeline pressure relieving system, can avoid the costliness setting and the maintenance cost of known pressure valve, add that the present invention is provided with simply, long service life, assembly to eliminate the rate of changing low, and transporting outside the also unlikely person in charge of giving off of fluid behind the release of pressure can effectively prevent to pollute.

For achieving the above object, provided by the inventionly transport in the pipe in fluid, add and put a pressure releaser, this pressure releaser comprises that an entry end is to be communicated in the pressure that fluid transports pipe may strengthen the district, and one outlet end be to be communicated in flow that fluid transports pipe may reduce the district or the release of pressure pipe of discharging separately, and fill in flow liquid in this release of pressure pipe, when surpassing predefined value to transport the interior flow pressure of pipe, partly fluid can be shunted and push flow liquid in the release of pressure pipe and enters fluid via outlet end and transport flow reduction place of pipe or discharging separately, to form the path of release of pressure.

Wherein the fluid pressure that transports pipe may strengthen the district and may reduce the interval with flow, is processing section.

The shape that circles round of drop on the release of pressure Guan Dewei tool height wherein.

The flow liquid in the release of pressure pipe wherein, and between the fluid that is transported is changed to good not have rerum natura or a voltinism.

Wherein pressure releaser must add in the release of pressure pipe and puts replenishment valve and think that flow liquid replenishes.

Wherein pressure releaser must add and puts a sensing valve.

Wherein fluid is liquid, gas, solid, particulate or powder.

Pipeline pressure relieving system provided by the invention, can also be to transport in the pipe in fluid, add and put a pressure releaser, this pressure releaser comprises that one is communicated in the release of pressure pipe that transports pipe filtering section the place ahead, and tool one valve plug can be communicated in a release of pressure chamber, the end in addition of this release of pressure chamber then can be communicated in the processing section rear or the discharging separately of transporting pipe, and linking its end place of a continuous motion stem with a pivot, valve plug establishes a ball float, and the end in addition of release of pressure pipe is communicated in the rear, release of pressure chamber or the discharging separately of transporting pipe, and fill in flow liquid, when transporting pipe pressure, the release of pressure pipe is produced pressure above predefined value, make float displacement and open valve plug, make fluid and flow liquid can enter the release of pressure chamber with release of pressure.

Wherein release of pressure Guan Deshe one replenishment valve thinks that flow liquid replenishes and it can be by a sensor with detecting.

Wherein flow liquid and the fluid that is transported are changed to good not have rerum natura or a voltinism.

Description of drawings

For further specifying concrete technology contents of the present invention, at first see also accompanying drawing, wherein:

Fig. 1 is a system diagram of the present invention;

Fig. 2 is the second embodiment of the invention system diagram;

Schematic representation when Fig. 3 is the second embodiment of the invention release of pressure.

Embodiment

As shown in the figure, basically, pressure relieving system of the present invention is by a person in charge 1, and a pressure releaser 2 combines.

Wherein, being responsible for 1 is body, is the path that transports for fluid, in normal state, its inner fluid A can be glibly for transporting, and for industry demand, so this is responsible in 1, may have the processing section B that can block or flow be reduced, this processing section B lifts an example, filtering section as waste gas treatment, but not as limit, fluid then can be gas, liquid, solid, particulate, powder, and even can be for the article that flow and transport.

And the present invention is different from the known technology part, tool one pressure releaser 2 then, as shown in drawings, it is a release of pressure pipe 21, the entry end 211 of this release of pressure pipe 11 is communicated in and is responsible for 1 processing section B front end, and its outlet end 212 of the tip not, it then is the rear that can be linked to the aforementioned person in charge's 1 processing section B, or in addition for row attacks, as be disposed in the atmosphere, in brief, this pressure releaser 2 is to be (By-pass) mode that detours for being responsible for 1.

Release of pressure pipe 11 can be the shape that circles round, and also can be other as flat, but is to be located to be responsible for 1 below basically, this does not exceed, built-in flow liquid 213 of while, this flow liquid is good not influence the fluid that transports in the person in charge 1, as clear water promptly is, only not as limit, and it is when being full of in release of pressure pipe 11, and the height difference of itself is to be scaled pressure difference, promptly, can be via default pressure, and for filling in.

Be to replenish the flow liquid of releasing in the wall pipe 21 213, thus can replenishment valve 22 be set in a side, and can be, and a sensing valve 23 also can be located at the not tip of release of pressure pipe 11 as mode that the liquid level meter is set with detecting, when flow liquid be pressure dash remove after, can be again for additional.

Please consult accompanying drawing again, the present invention is when implementing, when fluid A normally transports via being responsible for 1, because the still unlikely flow liquid of pushing in the release of pressure pipe 21 of its pressure, therefore, can be swimmingly by processing section B to continue, excessive when pressure, when promptly processing section B had the situation of obstruction, then the pressure in it can branch to release of pressure pipe 21, if surpass predefined value, then its thrust can be pushed flow liquid 213, and then flow liquid 213 is pushed be extruded onto in the person in charge 1 after the processing section B, so, can make pressure releaser 2 form the path of a shunting, effectively remove the pressure of being responsible in 1.

And pressure releaser 2 caliber of release of pressure pipe 21 especially, flow and potential difference etc. all can be calculating, so, can be effectively in response to various release of pressure condition, and behind release of pressure, then replenishment valve 22 is opened, replenish the flow liquid 213 in the release of pressure pipe 23 again, so, can be effectively and repeatedly be the automatic control of release of pressure.

Shown in Figure 2, be the schematic representation of another embodiment of the present invention, this embodiment is responsible for 3 bindings, one pressure releaser 4 by one to be combined, wherein, being responsible for 3 is body, and the path for transporting for fluid, under normal state, adjacent fluid C can be unimpeded flowing in it, and for industry demand, this is responsible in 3, then also may have the processing section D that blocks or flow is reduced, this processing section D may be the filtering section of waste gas treatment, only not as limit.

And the pressure releaser 4 of present embodiment is basically by a release of pressure pipe 41, and can be communicated in a release of pressure chamber 43 via a valve plug 42, this valve plug 42 is via a pivot 421 and link a ball float 422, therefore, the displacement of this ball float 422, the breakdown of may command valve plug 42, and the end in addition of release of pressure chamber 43 is communicated in rear or the discharging separately of the person in charge 3 processing section D, as be thrown in the atmosphere, simultaneously, the end in addition of release of pressure pipe 41, also be communicated in the rear or the discharging separately of the body of being responsible for 3 processing section D and release of pressure chamber 43, as be thrown in the atmosphere, and then can ccontaining flow liquid E in the release of pressure pipe 41, and can think via other section supplementary device and fill in.

Please conjunction with figs. again is shown in Figure 2, is normal state, and then valve plug 42 closes, and flow liquid C advances via being responsible for 3.

Only excessive and when needing release of pressure, then because fluid C can flow into release of pressure pipe 41 and build-up of pressure, force ball float 422 outer moving, and open valve plug 42 when pressure, and fluid C promptly then flows into the rear of being responsible for 3 processing section D through release of pressure chamber 43, to form release of pressure; And release of pressure is intact appropriate, replenishes flow liquid E, ball float 422 is resetted and closes valve plug 42, forms normal state as shown in Figure 2.

What the present invention was cited is preferred embodiment, such as Ju Bu change or modification and come from the technological thought of this case and be have the knack of this technology the people was easy to know by inference, all do not take off patent right category of the present invention.

Claims

1, a kind of pipeline pressure relieving system, be to transport in the pipe in fluid, add and put a pressure releaser, this pressure releaser comprises that an entry end is to be communicated in the pressure that fluid transports pipe may strengthen the district, and one outlet end be to be communicated in flow that fluid transports pipe may reduce the district or the release of pressure pipe of discharging separately, and fill in flow liquid in this release of pressure pipe, when surpassing predefined value to transport the interior flow pressure of pipe, partly fluid can be shunted and push flow liquid in the release of pressure pipe and enters fluid via outlet end and transport flow reduction place of pipe or discharging separately, to form the path of release of pressure.

2, pressure relieving system as claimed in claim 1 is characterized in that, wherein the fluid pressure that transports pipe may strengthen the district and may reduce the interval with flow, is processing section.

3, pressure relieving system as claimed in claim 1 is characterized in that, wherein the shape that circles round of drop on the release of pressure Guan Dewei tool height.

4, pressure relieving system as claimed in claim 1 is characterized in that, the flow liquid in the release of pressure pipe wherein, and between the fluid that is transported is changed to good not have rerum natura or a voltinism.

5, pressure relieving system as claimed in claim 1 is characterized in that, wherein pressure releaser must add in the release of pressure pipe and puts replenishment valve and think that flow liquid replenishes.

6, pressure relieving system as claimed in claim 1 is characterized in that, wherein pressure releaser must add and puts a sensing valve.

7, pressure relieving system as claimed in claim 1 is characterized in that, wherein fluid is liquid, gas, solid, particulate or powder.

8, a kind of pipeline pressure relieving system, it is to transport in the pipe in fluid, add and put a pressure releaser, this pressure releaser comprises that one is communicated in the release of pressure pipe that transports pipe filtering section the place ahead, and tool one valve plug can be communicated in a release of pressure chamber, the end in addition of this release of pressure chamber then can be communicated in the processing section rear or the discharging separately of transporting pipe, and linking its end place of a continuous motion stem with a pivot, valve plug establishes a ball float, and the end in addition of release of pressure pipe is communicated in the rear, release of pressure chamber or the discharging separately of transporting pipe, and fill in flow liquid, when transporting pipe pressure, the release of pressure pipe is produced pressure above predefined value, make float displacement and open valve plug, make fluid and flow liquid can enter the release of pressure chamber with release of pressure.

9, pipeline pressure relieving system as claimed in claim 8 is characterized in that, wherein release of pressure Guan Deshe one replenishment valve thinks that flow liquid replenishes and it can be by a sensor with detecting.

10, pipeline pressure relieving system as claimed in claim 8 is characterized in that, wherein flow liquid and the fluid that is transported are changed to good not have rerum natura or a voltinism.