CN102795673A - Negative-pressure running constant-pressure cavity - Google Patents
Negative-pressure running constant-pressure cavity Download PDFInfo
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- CN102795673A CN102795673A CN2011101321468A CN201110132146A CN102795673A CN 102795673 A CN102795673 A CN 102795673A CN 2011101321468 A CN2011101321468 A CN 2011101321468A CN 201110132146 A CN201110132146 A CN 201110132146A CN 102795673 A CN102795673 A CN 102795673A
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- treatment chamber
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Abstract
The invention relates to a negative-pressure running constant-pressure cavity, mainly comprising an inlet pipeline, an outlet pipeline, a to-be-treated chamber, a treated chamber, a cavity, a pressure sensor and a running pump. The negative-pressure running constant-pressure cavity is characterized in that the pressure sensor is mounted on the treated chamber or mounted at an optional position of a constant-pressure cavity area formed from the running pump to the treated chamber. As the pressure sensor is mounted on a pipeline from the treated chamber to the running pump of fluid treatment equipment, pressure protection for the negative-pressure running fluid treatment equipment can be realized by utilizing accurate data obtained by the pressure sensor; time intervals between normal operation and back flushing or pollution discharging of the fluid treatment equipment can be controlled reasonably; number of times of blind back flushing and pollution discharging is decreased, the running cost of the equipment is saved, and the safety running coefficient of the equipment is increased.
Description
Technical field
The present invention relates to a kind of fluid treating plant cavity, when refering in particular to the operation of a kind of negative pressure on the formed isobaric cavity of treatment chamber and relevant connection pipeline the fluid treating plant cavity of setting pressure transmitter, can be widely used in industrial circulating water, civilian recirculated water; Pharmacy, chemical industry, food-processing, environmental engineering; Metallurgy, central air-conditioning, electric power, light industry; Boats and ships, military affairs are on the various fluid treating plants in fields such as aerospace.
Background technology
In modern times in the fluid treating plant to robotization require increasingly highly, what detects the number tool with realizes robotization, how to obtain these and count tool and move control automatically; People's research and development in this respect drop into not enough; Along with the PLC development of technology, the maturation of pressure transmitter technology, the severals tools that use pressure transmitter to obtain carry out fluid treating plant and control to become and be a kind of new technology; Reasonably control the pitch time between fluid treating plant works better and recoil or the blowdown; Reduce back flushing blindly, the number of times of blowdown, practice thrift the running cost of equipment, improve the safe operation coefficient of equipment.
The purpose of invention
The present invention is owing to be equipped with pressure transmitter on fluid treating plant process pump to treatment chamber and pipeline that links to each other with treatment chamber and the formed isobaric chamber of equipment; The fluid treating plant that makes the suction type operation; Pressure transmitter capable of using is realized the pressure protect and the relevant device operation of fluid treating plant; Reasonably the control fluid treating plant normally move, the pitch time between the recoil, blowdown; And, improve automation degree of equipment to practicing thrift the running cost of equipment, in time the treatment effect of restorer has it to act on widely.
Technical scheme
Structure is shown in Figure 1 according to the present invention: a kind of negative pressure is moved isobaric cavity and is consisted predominantly of; Inlet duct A, outlet conduit B, recoil pipeline D, blow-off line C, pending chamber M, treatment chamber N, pressure transmitter X, process pump E produces a kind of fluid treating plant negative pressure and moves isobaric cavity such as structure iron 1.
As shown in Figure 1, a kind of negative pressure is moved isobaric cavity and formed: inlet duct and blow-off line all are installed on the pending chamber of fluid treating plant; Outlet conduit all is installed in fluid treating plant on the treatment chamber with the recoil pipeline; Another termination process pump of outlet conduit; Pressure transmitter is installed on the treatment chamber, or pressure transmitter is installed on the optional position of process pump to the formed equivalent pressure cavity chamber region of treatment chamber.
A kind of negative pressure of the present invention is moved isobaric cavity can be widely used in industrial circulating water, civilian recirculated water, pharmacy, chemical industry; Food-processing, environmental engineering, metallurgy, central air-conditioning; Electric power, light industry, boats and ships, military affairs; On the various fluid treating plants in fields such as aerospace, all can be widely used, and manufacture various single pump, double pumps with operation under positive pressure; The fluid treating plant of various ways such as by-pass flow, direct current.
The present invention has an innovation greatly on the fluid treating plant cavity:
1. pressure transmitter is installed on the treatment chamber, or pressure transmitter is installed on the optional position of process pump to the formed equivalent pressure cavity chamber region of treatment chamber.
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Fig. 1 is that a kind of negative pressure of structure iron of the present invention is moved isobaric cavity.
Fig. 2 is the full negative pressure fluid treatment facility of a double pump that a kind of negative pressure operation of Fig. 1 of the present invention equivalent pressure cavity system becomes.
Fig. 3 is a kind of suction type operation of Fig. 1 cavity according to the present invention; Be assembled into the full negative pressure fluid treat fluid of a double pump treatment facility and be connected in parallel in the industrial cycle water system, be connected in parallel in the industrial cycle water system mounting structure figure as the side stream treatment facility as the mounting structure figure of side stream treatment facility.
Embodiment:
Among this Fig. 1, inlet duct A, outlet conduit B, blow-off line C, recoil pipeline D, process pump E, fluid treating plant cavity w, pressure transmitter X.
A kind of negative pressure of the present invention is moved isobaric cavity in Fig. 1, and inlet duct A and recoil outlet conduit C connect on the pending chamber M of fluid treating plant cavity W; Another termination process pump of outlet conduit B E; The outlet conduit B the other end is installed in fluid treating plant cavity N on the treatment chamber; Setting pressure transmitter on process pump E and treatment chamber N and the formed isobaric chamber of recoil pipeline D produces 1 one kinds of negative pressure of structure iron of the present invention and moves isobaric cavity.
As shown in Figure 2,1 one kinds of negative pressure of structure iron of the present invention are moved isobaric cavity be assembled into a full negative pressure of double pump (operation negative pressure, recoil negative pressure) fluid treating plant by six most compositions:
1. installation and operation enters the mouth partly on the pending chamber M of fluid treating plant cavity W
If inlet duct A=inlet duct A (1)+inlet duct A (2)+inlet duct A (3), inlet valve A (2) replaces inlet duct A (2), increases inlet duct A (4) and produces the operation inlet partly:
Operation inlet part=inlet duct A (1)+inlet valve A (2)+inlet duct A (3)
2. installation and operation exports partly on fluid treating plant cavity W treatment chamber N
Set out a mouthful pipeline B=outlet conduit B (1)+outlet conduit B (2)+outlet conduit B (3), discharge control valve B (2) replaces outlet conduit B (2), and the pipeline of increasing export (4) produces the operation outlet partly:
Operation outlet part=outlet conduit B (1)+discharge control valve B (2)+outlet conduit B (3)+process pump E+ outlet conduit (4)
3. the blowdown operation is installed partly on the pending chamber M of fluid treating plant cavity W
If blow-off line C=blow-off line C (1)+blow-off line C (2)+blow-off line C (3), wash water valve C (2) replaces blow-off line C (2), increases recoil pump C (4), blow-off line C (5) recoil blowdown operation partly:
Blowdown operation part=blow-off line C (1)+wash water valve C (2)+blow-off line C (3)+recoil pump C (4)+blow-off line C (5)
4. the recoil inlet part is installed on fluid treating plant cavity W treatment chamber N:
Recoil inlet part=recoil pipeline D (1)+recoil valve D (2)+recoil pipeline D (3)
5. move setting pressure system detection part on the isobaric chamber in fluid treating plant cavity W negative pressure:
Pressure system detects part=pressure transmitter X+PLC treater X (1)+executive system X (2); (according to the fluidic characteristics; Pressure transmitter also can be installed on the formed isobaric cavity pipeline of recoil pipeline of recoil valve to treatment chamber; Also can be installed on the outlet conduit of process pump to treatment chamber), because of changing too many structure roughly the same, so description no longer one by one.
6. on fluid treating plant W cavity body, install:
The pending chamber of fluid treating plant cavity W=fluid treating plant cavity W+fluid treating plant cavity W is treatment chamber+vent valve Y
The full negative pressure fluid treatment facility of the double pump assembled that a kind of negative pressure operation of the present invention equivalent pressure cavity system becomes, as shown in Figure 2.The existing full negative pressure fluid treatment facility of double pump with structure iron 2 is parallel on the pipeline H of industrial cycle water system, and inlet duct A (3) is connected in circulating water system pipeline H upper shed respectively with fluid outlet pipeline B (4), produces structure iron 3.
1 one kinds of negative pressure of structure iron of the present invention are moved the full negative pressure fluid treatment facility of a double pump that isobaric cavity forms and are parallel in the industrial cycle water system like Fig. 3, as the enforcement of side stream treatment facility with move as follows:
1. as shown in Figure 3; In the time will handling to the water among the circulating line H; Close recoil pump D (4) earlier; Wash water valve C (2), recoil valve D (2), unlatching inlet valve A (2), outlet valve B (2), startup process pump E, water inflow pipe A (3) among the circulating line H → inlet valve A (2) → inlet duct A (1) → pending chamber → treatment chamber → outlet conduit B (1) → outlet valve B (2) → outlet conduit B (3) → process pump E → outlet conduit B (4) returns circulating line H, through constantly circulation; Water among the circulating line H constantly is cleaned, and its various impurity are trapped within the pending chamber of fluid treating plant W cavity.After fluid treating plant work for some time, various glutinous mud in the recycle system, foreign matter content can constantly reduce; But pending chamber foreign matter content can constantly increase, and fluid flow rate reduces, and the water treatment effect descends; Reaching at process pump treatment chamber extremely, the continuous indoor pressure of the formed equivalent pressure cavity of recoil pipeline of treatment chamber can descend gradually; At this moment the pressure transmitter X that installs just passes the data that detect and PLC treater X (1), makes data analysis by PLC treater X (1), and data are sent into executive system X (2) then; And command facility is out of service; Equipment gets into working ordeies such as blowdown, recoil or maintenance, thereby has reduced the blindness of equipment operation, makes equipment be in a kind of energy-efficient safe work state constantly.Working because of recoil pump during recoil, pressure transmitter X can not detect related data, and the recoil process is just no longer described in this example, and details are please referred to the full negative pressure fluid treatment facility of the patent double pump patent No.: 201020171926.4.
Claims (2)
1. a negative pressure is moved isobaric cavity and is consisted predominantly of; Inlet duct, outlet conduit, pending chamber; Treatment chamber, cavity, pressure transmitter; Process pump is characterized in that: pressure transmitter is installed on the treatment chamber, or pressure transmitter is installed on the optional position of process pump to the formed equivalent pressure cavity chamber region of treatment chamber.
2. a kind of negative pressure according to claim 1 is moved isobaric cavity; It is characterized in that: this equipressure cavity area; Be meant the fluid treating plant of equipment negative pressure operation; Under equipment running status, because of the caused equal pressure that on treatment chamber and all pipelines that link to each other with treatment chamber and equipment, produces of process pump operation regional.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101321468A CN102795673A (en) | 2011-05-21 | 2011-05-21 | Negative-pressure running constant-pressure cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101321468A CN102795673A (en) | 2011-05-21 | 2011-05-21 | Negative-pressure running constant-pressure cavity |
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| Publication Number | Publication Date |
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| CN102795673A true CN102795673A (en) | 2012-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101321468A Pending CN102795673A (en) | 2011-05-21 | 2011-05-21 | Negative-pressure running constant-pressure cavity |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29718927U1 (en) * | 1997-10-27 | 1998-02-26 | Weber Erika | Measurement and control apparatus for one or more liquid containers in e.g. waste treatment works includes e.g. temperature and pH sensors and control devices all connected to a central measurement and control unit |
| CN201620088U (en) * | 2010-02-10 | 2010-11-03 | 冯军 | Dual-pump liquid treating equipment |
| CN201793391U (en) * | 2010-04-30 | 2011-04-13 | 周玉兰 | Double-pump backwashing negative-pressure fluid processing device |
-
2011
- 2011-05-21 CN CN2011101321468A patent/CN102795673A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29718927U1 (en) * | 1997-10-27 | 1998-02-26 | Weber Erika | Measurement and control apparatus for one or more liquid containers in e.g. waste treatment works includes e.g. temperature and pH sensors and control devices all connected to a central measurement and control unit |
| CN201620088U (en) * | 2010-02-10 | 2010-11-03 | 冯军 | Dual-pump liquid treating equipment |
| CN201793391U (en) * | 2010-04-30 | 2011-04-13 | 周玉兰 | Double-pump backwashing negative-pressure fluid processing device |
Non-Patent Citations (1)
| Title |
|---|
| 甄理: "供水厂V型滤池系统中反冲泵的控制方法", 《机械与电子》 * |
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Application publication date: 20121128 |