CN202689101U - Constant voltage frequency conversion water supply equipment - Google Patents
Constant voltage frequency conversion water supply equipment Download PDFInfo
- Publication number
- CN202689101U CN202689101U CN 201220276339 CN201220276339U CN202689101U CN 202689101 U CN202689101 U CN 202689101U CN 201220276339 CN201220276339 CN 201220276339 CN 201220276339 U CN201220276339 U CN 201220276339U CN 202689101 U CN202689101 U CN 202689101U
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- water
- water pump
- outlet
- water inlet
- frequency conversion
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Abstract
The utility model relates to the technical field of a constant voltage frequency conversion water supply system formed by two paratactic pumps, in particular to constant voltage frequency conversion water supply equipment. The constant voltage frequency conversion water supply equipment comprises a first water pump, a second water pump, a water pump water inlet and outlet section, a first check valve and a second check valve. The water inlet and outlet section is fixedly connected with the first water pump and the second water pump, a water inlet for feeding water to each water pump is arranged in one side of the water pump water inlet and outlet section, a water outlet is arranged in the other side of the water pump water inlet and outlet section, an inlet flow channel diverting water to the two pumps through the water inlet and two outlet flow channels for water flowing from the two pumps to flow to the outlet are arranged in the water pump water inlet and outlet section, and the first check valve and the second check valve are arranged in the position of the water outlet. According to the constant voltage frequency conversion water supply equipment, the two water pumps are arranged on one water inlet and outlet section, a water inlet pipeline and a water outlet pipeline which are connected through a connecting pipeline are removed, and fittings used in the system are reduced to the utmost. Therefore, on-site installation space is also reduced, pipeline connecting time is reduced, and the needs for labor power and cost for maintenance and warranty are reduced.
Description
[technical field]
The utility model relates to the constant pressure frequency conversion water supply system technical field that two water pumps become side by side, and specifically a kind of two water pumps are installed in a constant pressure frequency conversion supply equipment on the water inlet-outlet segment.
[background technology]
Constant pressure frequency conversion device water supply system is in order to pressurize and the water supply system of stable high-rise building, is to combine with many pumps, and is according to rotating speed and the number of units of user's water use amount control water pump, not only energy-conservation but also satisfy user's hydraulic pressure.
Constant pressure frequency conversion system in the past is arranged side by side with many pumps.Inlet pipeline connects the water inlet of every pump with pipe joint.Export pipeline connects the delivery port of every pump with pipe joint, collects from water pump to go out and form.The valve of control current is equipped with at the pipe joint place.
In order to reduce constant pressure frequency conversion water supply system usage space at the scene, water pump is take vertical structure as main, the inner vertical multi-stage centrifugal pump that uses a plurality of impellers and form.
Constant pressure frequency conversion water supply system in the past is to realize supplying water with many pumps, be installed into water lines and outlet pipeline and pipe joint, has increased system's accessory, causes having in the installation process more problem to produce.
The above accessory of installation also will consume the production time, and the seepy question in the time of also will preventing under high pressure moving requires careful operation, the production time of increase, and increase the required manpower such as maintenance and guarantee and the generation of expense.
[summary of the invention]
The purpose of this utility model is exactly to solve above-mentioned deficiency, and a kind of constant pressure frequency conversion supply equipment is provided.Two water pumps are installed on the water inlet-outlet segment, have cancelled the inlet pipeline and the outlet pipeline that connect with connecting line, the accessory that maximized reduction system is used.The installing space at the scene that therefore also reduces.Simplified the connect hours of pipeline, reduced to keep and the generation of the required manpower such as guarantee and expense.
Design for achieving the above object a kind of constant pressure frequency conversion supply equipment, comprise water pump 110 No. one, No. two water pumps 120, water pump water inlet-outlet segment 130, the first and second flap valve 141,142, described water inlet-outlet segment 130 is fixedly connected with No. one and No. two water pumps 110,120, described water pump water inlet-outlet segment 130 1 sides are provided with the water inlet 131 toward water feeding of water pump, opposite side is provided with the delivery port 132 of water outlet, described water pump water inlet-outlet segment 130 inside are provided with the inlet channel 135 by water inlet 131 decomposition waters to two water pump, flow to a pair of outlet flow 136 of delivery port 132 with the water that flows out from two pumps, 137, described delivery port 132 places are provided with the first flap valve 141, with the second flap valve 142.
Also comprise a tube connector 150, described tube connector 150 is installed in delivery port 132 places of water pump water inlet-outlet segment 130, the connecting end surface inside of described tube connector 150 is provided with flap valve installing space S1, S2, and its objective is can easy disassembly the first flap valve 141 and the second flap valve 142.Described installing space S1 is provided with between the S2 and distinguishes installing space S1, the marker space 151 of S2, and described installing space S1, the S2 bottom is provided with two delivery port 151a, and 151b is provided with conical plate 152 in the middle of described two the delivery port 151a, 151b.The design of conical plate 152 is to prevent from producing eddy current between two flap valve outlets.
The longitudinal cross-section of described conical plate 152 is upside-down triangle shape, the both sides 152a of described conical plate, the arc surface shape of 152b surface for falling in.
Described tube connector 150 is provided with more than one pressure sensor 153 and pressurized tank 154.
The both sides of described water inlet 131 and delivery port 132 are provided with the water pump connecting portion 133,134 that water pump can be installed, and the center of described water pump connecting portion 133,134 is provided with the cylinder next door 138 of distinguishing inlet channel 135 and outlet flow 136,137.
The beneficial effects of the utility model:
1. the system that above characteristics are arranged has played the use that reduces pipeline, has therefore improved output, has dwindled the effect of installing space.
2. but the tube connector in installing/dismounting flap valve space is for exchange and maintenance provides convenience in the future.
3. the conical plate from two pump discharge flowing water plays stabilization, has prevented the eddy current in exit, the pressure loss that also reduces.
4. the water inlet-outlet segment that has formed the unification of inlet channel and outlet flow in limited space has reduced the use of accessory, and effect stable, that can move easily is provided.
[description of drawings]
Fig. 1 is the dexterousst two-in-one constant pressure frequency conversion System Construction figure of the present utility model;
Fig. 2 is water inlet-outlet segment constructional drawing of the present utility model;
Fig. 3 is the sectional view of water inlet-outlet segment inner flow passage structure of the present utility model;
Fig. 4 is the sectional view of tube connector of the present utility model;
Fig. 5 is that Fig. 4 is along the sectional view of A-A` line.
Among the figure: 110: numbers water pumps, 120: No. two water pumps, 130: water pump water inlet-outlet segment, 131: water inlet, 132: delivery port, 133,134: water pump connecting portion, 135: inlet channel, 136,137: outlet flow, 138: cylinder next door, 141: the first flap valve, 142: the second flap valve, 150: tube connector, 151: partition wall, 152: conical plate, 153: pressure sensor, 154: pressurized tank.
[specific embodiment]
Further specify below below in conjunction with accompanying drawing the utility model being done:
The utility model is to have simplified the pipeline that connects two pumps arranged side by side, has simplified the structure of system.With 110, No. two water pumps 120 of a water pump, water pump water inlet-outlet segment 130, the first and second flap valve 141,142 consist of.
Fig. 2 is the oblique view that shows the utility model water pump water inlet-outlet segment structure.
Fig. 3 is the profile that shows the utility model water pump water inlet-outlet segment inner flow passage structure.
Water pump water inlet-outlet segment 130 of the present utility model is to fix No. one and No. two water pumps 110,120, and the runner of the water outlet after water pump pressurizes is provided.
Water pump water inlet-outlet segment 130 1 sides of the present utility model are the water inlets 131 toward water feeding of water pump, and opposite side is the delivery port 132 of water outlet, and water inlet and delivery port both sides are provided with the water pump connecting portion 133,134 that water pump can be installed.
Described water pump water inlet-outlet segment 130 inside are provided with the water that can drainage enters from water inlet 131 to water pump connecting portion 133,134 inlet channel 135, be provided with drainage from the water pump connecting portion to delivery port 132 outlet flow 136,137, the characteristics of outlet flow 136,137 designs are to have prevented from mixing from two water pumps water out.
Described water pump connecting portion 133,134 center is provided with distinguishes inlet channel 135 and outlet flow 136,137 cylinder next door 138, the effect of inlet channel 135 is played in 138 inside, cylinder next door, outlet flow 136 is played in 138 outsides, cylinder next door, 137 effect forms the water pump water inlet-outlet segment 130 in turnover water route, therefore simplified the unnecessary accessory of water pump water inlet-outlet segment 130.
Described the first flap valve 141, the second flap valve 142 are installed in delivery port 132 places of water pump water inlet-outlet segment 130, when water pump does not move, prevent from the water adverse current of water pump water inlet-outlet segment 130 water outlets.
The utility model is to utilize first, second flap valve 141,142 to prevent the adverse current of runner separately.No matter be a pump operation or all prevent the water adverse current of delivery port outside under the halted state, reduce outlet pressure and start the situation of water pump.Played energy-conservation effect.
Fig. 4 is the sectional view that shows tube connector structure of the present utility model.
Fig. 5 is the sectional view that shows the A-A` line.
Described tube connector 150 is provided with the flap valve installing space S1 that can prevent the sealing adverse current, S2, and this space has made things convenient for when going wrong to be changed and maintenance easily.Extended the end face 150a that can be connected with the delivery port 132 of water pump water inlet-outlet segment 130 around this space.This design is very ingenious and be applied to flexibly the condition of replacing and the maintenance of flap valve.
Each since water pump water out very fast pass through first, second flap valve 141,142 two water that form flow to F1, F2, in order to prevent the F1 that flows to of two water, F2 produces eddy current, affects the flow velocity of water, produce hydraulic losses, designed two delivery port 151a, conical plate 152 in the middle of the 151b has been eliminated the environment that eddy current has also been stablized current.
The upside-down triangle shape of described conical plate 152 plays from delivery port 151a, and 151b water out forms flowing of planar.Reduce the basal area of tube connector 150 runners, reduced the resistance of runner thereupon.The both sides 152a of conical plate, the circular shape of 152b surface for falling in, and tube connector 150 inwalls have formed circle.
Described tube connector 150 to be provided with in order detecting from water inlet-outlet segment 130 and to flow out the more than one pressure sensor 153 of hydraulic pressure and the pressurized tank 154 of stabilization of export pressure.
A described water pump 110 and No. two water pumps 120 are lower than in the setting pressure situation relatively in the value that is installed in pressure sensor 153 feedbacks on the tube connector 150, can start the water pump pressurization if be lower than setting pressure.Such startup situation starts one sometimes, and two all start sometimes.
The utility model is not subjected to the restriction of above-mentioned embodiment; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (5)
1. constant pressure frequency conversion supply equipment, comprise a water pump (110), No. two water pumps (120), water pump water inlet-outlet segment (130), the first and second flap valve (141,142), it is characterized in that: described water inlet-outlet segment (130) is fixedly connected with No. one and No. two water pumps (110,120), described water pump water inlet-outlet segment (130) one sides are provided with the water inlet (131) toward water feeding of water pump, opposite side is provided with the delivery port (132) of water outlet, described water pump water inlet-outlet segment (130) inside is provided with the inlet channel (135) by water inlet (131) decomposition water to two water pump, flow to a pair of outlet flow (136 of delivery port (132) with the water that flows out from two pumps, 137), described delivery port (132) locates to be provided with the first flap valve (141), with the second flap valve (142).
2. constant pressure frequency conversion supply equipment as claimed in claim 1, it is characterized in that: also comprise a tube connector (150), described tube connector (150) is installed in the delivery port (132) of water pump water inlet-outlet segment (130) and locates, the connecting end surface inside of described tube connector (150) is provided with flap valve installing space (S1, S2), described installing space (S1, S2) be provided with marker space (151) between, described installing space (S1, S2) bottom is provided with two delivery port (151a, 151b), be provided with conical plate (152) in the middle of described two delivery ports (151a, 151b).
3. constant pressure frequency conversion supply equipment as claimed in claim 2, it is characterized in that: the longitudinal cross-section of described conical plate (152) is upside-down triangle shape, the arc surface shape of surface, both sides (152a, 152b) for falling in of described conical plate.
4. constant pressure frequency conversion supply equipment as claimed in claim 2 or claim 3, it is characterized in that: described tube connector (150) is provided with more than one pressure sensor (153) and pressurized tank (154).
5. such as claim 1,2 or 3 described constant pressure frequency conversion supply equipments, it is characterized in that: the both sides of described water inlet (131) and delivery port (132) are provided with the water pump connecting portion (133 that water pump can be installed, 134), described water pump connecting portion (133,134) center is provided with the cylinder next door (138) of distinguishing inlet channel (135) and outlet flow (136,137).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276339 CN202689101U (en) | 2012-06-12 | 2012-06-12 | Constant voltage frequency conversion water supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276339 CN202689101U (en) | 2012-06-12 | 2012-06-12 | Constant voltage frequency conversion water supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202689101U true CN202689101U (en) | 2013-01-23 |
Family
ID=47544739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220276339 Expired - Fee Related CN202689101U (en) | 2012-06-12 | 2012-06-12 | Constant voltage frequency conversion water supply equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202689101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691336A (en) * | 2012-06-12 | 2012-09-26 | 上海中韩杜科泵业制造有限公司 | Two-in-one constant pressure variable frequency water supply system |
-
2012
- 2012-06-12 CN CN 201220276339 patent/CN202689101U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691336A (en) * | 2012-06-12 | 2012-09-26 | 上海中韩杜科泵业制造有限公司 | Two-in-one constant pressure variable frequency water supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20200612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |