CN210600618U - Pressure difference power structure - Google Patents
Pressure difference power structure Download PDFInfo
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- CN210600618U CN210600618U CN201921573853.9U CN201921573853U CN210600618U CN 210600618 U CN210600618 U CN 210600618U CN 201921573853 U CN201921573853 U CN 201921573853U CN 210600618 U CN210600618 U CN 210600618U
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Abstract
The utility model provides a pressure differential power structure, including fluid pipeline and the pressure differential pipe that is used for supplying fluid flow, the pressure differential pipe is responsible for including being located fluid pipeline and the first person in charge that one end opening direction is relative with the fluid flow direction and being located fluid pipeline and one end opening direction and the same second of fluid flow direction, the axis that first person in charge and second were responsible for is in on the same straight line with fluid pipeline's axis, the other end opening intercommunication of first person in charge has the first branch pipe that is used for with external piping connection outside stretching out the fluid pipeline, the other end opening intercommunication that the second was responsible for has the second branch pipe that stretches out the fluid pipeline and be used for with external piping connection. Compared with the prior art, this pressure differential power structure will be in the fluid pipeline first person in charge and the second person in charge and be responsible for through first branch pipe and second branch pipe intercommunication, form the pipeline parallelly connected with fluid pipeline, simple structure can produce great pressure differential in the short distance, is applicable to fields such as medicine, many groups material are mixed and the rubber ball washs.
Description
Technical Field
The utility model relates to a hydrodynamics field, especially a pressure differential power structure.
Background
As shown in fig. 1, a through pipe 200 is placed in the fluid pipe 100; an elbow 300 is placed within the fluid conduit 100 as shown in fig. 2. On the premise of constant water flow velocity, the water pressure P of the A point of the inlet end of each of the through pipe and the bent pipe is equal to the water pressure P of the A point of the inlet endAWater pressure P at point B of outlet endBThe pressure difference △ P between is generally related to the distance between points AB, with △ P being larger the longer the distance between points AB, and △ P being smaller the distance between points AB.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a pressure differential power structure, simple structure can produce great pressure differential in the short distance, is applicable to fields such as add medicine, the material of many groups mixes and the rubber ball washs.
The utility model adopts the technical proposal that:
a pressure difference power structure comprises a fluid pipeline and a pressure difference pipe, wherein the fluid pipeline is used for allowing fluid to flow, the pressure difference pipe comprises a first main pipe and a second main pipe, the first main pipe is located in the fluid pipeline, the opening direction of one end of the first main pipe is opposite to the fluid flow direction, the opening direction of one end of the second main pipe is the same as the fluid flow direction, the axes of the first main pipe and the second main pipe are in the same straight line with the axis of the fluid pipeline, a first branch pipe extending out of the fluid pipeline and used for being connected with an external pipeline is communicated with an opening at the other end of the first main pipe, a second branch pipe extending out of the fluid pipeline and used for being connected with the external pipeline is communicated with the opening at the other end of the second main pipe, the first branch pipe and the second branch pipe are communicated through pipelines, the distance between the central axes of the first branch pipe.
Preferably, the first branch pipe is perpendicular to the first main pipe and the second branch pipe is perpendicular to the second main pipe.
Preferably, the central axes of the first branch pipe and the second branch pipe are on the same plane and are kept parallel.
More preferably, the central axes of the first and second branch pipes coincide.
Preferably, the central axes of the first branch pipe and the second branch pipe are on the same plane and are kept vertical.
More preferably, the central axes of the first and second branch pipes intersect.
Preferably, the connection end of the first main pipe and the first branch pipe is sealed by an inclined clapboard, and the connection end of the second main pipe and the second branch pipe is sealed by an inclined clapboard.
Preferably, the diameter ratio of the fluid pipeline to the first main pipe is more than or equal to 2.5.
Preferably, the diameter ratio of the body pipe to the second main pipe is more than or equal to 2.5.
Preferably, the diameters of the first main pipe, the second main pipe, the first branch pipe and the second branch pipe may be the same or different.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pressure differential power structure, the first person in charge that will be in the fluid pipeline is responsible for through first branch pipe and second branch pipe intercommunication with the second, forms the pipeline parallelly connected with the fluid pipeline, and simple structure can produce great pressure differential in the short distance, is applicable to fields such as add medicine, many groups material mixture and rubber ball washing.
Drawings
FIG. 1 is a schematic view of a through pipe inserted into a fluid pipeline;
FIG. 2 is a schematic view of an elbow in parallel with a fluid conduit;
fig. 3 is a schematic view of a first embodiment of a differential pressure power structure provided by the present invention;
fig. 4 is a schematic view of a second embodiment of a differential pressure power structure provided by the present invention;
fig. 5 is a perspective view of a third embodiment of a differential pressure power structure according to the present invention;
FIG. 6 is a cross-sectional view A-A of a third embodiment of a differential pressure power structure according to the present invention;
fig. 7 is a perspective view of a fourth embodiment of a differential pressure power structure according to the present invention;
fig. 8 is a schematic view of a rubber ball cleaning device to which the differential pressure power structure according to the third embodiment of the present invention is applied;
FIG. 9 is a cross-sectional view B-B of a third embodiment of a differential pressure power configuration applied to a rubber ball cleaning device;
FIG. 10 is a cross-sectional view C-C of a third embodiment of a differential pressure power configuration as provided by the present invention applied to a rubber ball cleaning device;
fig. 11 is a schematic view illustrating a ball collecting mechanism for applying the differential pressure power structure of the third embodiment to a rubber ball cleaning device;
fig. 12 is a schematic diagram illustrating a ball serving process of applying the differential pressure power structure of the third embodiment to a rubber ball cleaning device;
FIG. 13 is a pressure field cloud chart of a pipe structure symmetric surface after iterative computation using a Flow Simulation module in Solidworks software;
FIG. 14 is a pressure field cloud chart of the symmetric surface of the bent pipe structure after iterative calculation using a Flow Simulation module in the Solidworks software;
FIG. 15 is a pressure field cloud chart of the symmetric surface of the differential pressure tube structure after iterative calculation using a Flow Simulation module in the Solidworks software;
FIG. 16 is a table of differential pressure simulation results;
fig. 17 is a graph comparing simulation results of pressure difference simulation.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 3 is a first preferred embodiment of the differential pressure power structure provided by the present invention. As shown in fig. 3, the pressure difference power structure includes a fluid pipeline 10 for fluid to flow and a pressure difference pipe, the pressure difference pipe includes a first main pipe 20 disposed in the fluid pipeline with one end opening direction opposite to the fluid flow direction and a second main pipe 30 disposed in the fluid pipeline with one end opening direction the same as the fluid flow direction, the axes of the first main pipe 20 and the second main pipe 30 are on the same straight line with the axis of the fluid pipeline 10, the other end opening of the first main pipe 20 is communicated with a first branch pipe 40 extending out of the fluid pipeline for connecting with an external pipeline, the other end opening of the second main pipe is communicated with a second branch pipe 50 extending out of the fluid pipeline for connecting with an external pipeline, the first branch pipe 40 is communicated with the second branch pipe 50 by a pipeline, the distance between the central axes of the first branch pipe 40 and the second branch pipe 50 is L, L is 0 or more than or equal to or less than 200cm, the opening in the first main pipe 20 opposite to the fluid flow direction is marked as a, the opening of the second main pipe, which has the same flow direction as the fluid, is marked as a downstream opening end 31, and a part of the fluid in the fluid pipeline 10 enters the upstream opening end 21 of the first main pipe 20 and then flows out of the first branch pipe 40; the fluid entering from the second branch pipe 50 flows out from the downstream opening end 31 of the second main pipe 30, the pressure on the center of the end face of the upstream opening end 11 of the first main pipe 10 is denoted as PA, the pressure on the center of the end face of the downstream opening end 21 of the second main pipe 20 is denoted as PB, and it is found that PA is significantly larger than PB by measurement.
The first branch pipe 40 and the first main pipe 20 may be disposed in a vertical state or a non-vertical state, and similarly, the second branch pipe 50 and the second main pipe 30 may be disposed in a vertical state or a non-vertical state. As a preferred embodiment, the first branch pipe 40 is perpendicular to the first main pipe 20, and the second branch pipe 50 is perpendicular to the second main pipe 30, so as to ensure smooth fluid flow and convenient processing and manufacturing.
The central axes of the first branch pipe 40 and the second branch pipe 50 can be kept parallel or crossed, and particularly when the distance between the central axes of the first branch pipe 40 and the second branch pipe 50 is 0, the central axes of the two branch pipes are on the same plane, and can be divided into a parallel state or a crossed state, wherein the more special state in the parallel state is an overlapped state. Fig. 3 shows that the central axes of the first branch pipe 40 and the second branch pipe 50 are on the same plane and are kept parallel; fig. 5 and 6 show that the central axes of the first branch pipe 40 and the second branch pipe 50 are on the same plane and are coincident; fig. 7 shows that the central axes of the first branch pipe 40 and the second branch pipe 50 are on the same plane and perpendicular to each other.
As a preferred embodiment, as shown in fig. 3, the two branch pipes are connected together by a pipe, the fluid enters from the first main pipe 20, enters the first branch pipe 40, and the fluid in the first branch pipe 40 directly flows into the second branch pipe 50, and finally flows out from the second main pipe 30.
As a preferred embodiment, as shown in FIG. 4, the connection end of the first main pipe 20 and the first branch pipe 40 is sealed by an inclined partition 60, and the connection end of the second main pipe 30 and the second branch pipe 50 is sealed by an inclined partition 60, so that when fluid impacts the inclined partition 60, impact force is generated to make the fluid more easily turn, the included angle between the inclined partition 60 and the horizontal plane is β, 0 & lt β & lt 90 degrees, preferably β is 45 degrees, and when the distance between the central axes of the first branch pipe 40 and the second branch pipe 50 is 0, the two inclined partitions 60 are overlapped into a whole, so that the first main pipe 20, the second main pipe 30, the first branch pipe 40 and the second branch pipe 50 are connected into a whole.
The diameters of the first main pipe 20, the second main pipe 30, the first branch pipe 40, and the second branch pipe 50 may be the same or different. The diameter ratio of the fluid pipeline 10 to the first main pipe 20 is more than or equal to 2.5; the diameter ratio range of the fluid pipeline 10 to the second main pipe 30 is more than or equal to 2.5. As a preferred embodiment, the diameters of the first main tube 20, the second main tube 30, the first branch tube 40 and the second branch tube 50 remain the same.
Fig. 8 to 12 show a third preferred embodiment of the present invention applied to a rubber ball cleaning device. The end cover type rubber ball cleaning device comprises an end cover pipe box 1, a water inlet pipe 2, a water outlet pipe 3, a ball collecting filter screen, a ball water separator, a controller, a valve, a pipeline and the like; an upper pipe box 101 and a lower pipe box 102 are arranged in the head pipe box 1, the front end of the upper pipe box 101 is communicated with an inlet of a water outlet pipe 2, a ball receiving filter screen 301 is arranged in the water outlet pipe 3, a pressure difference pipe A4 is also arranged in the water outlet pipe 3, the pressure difference pipe A4 is provided with a first water outlet 401, a first ball outlet 402, a first ball inlet 403 and a first water inlet 404, a partition plate 405 is arranged in the middle of the pressure difference pipe A4 to enable the first water outlet to be communicated with the first water inlet only, the first ball outlet is communicated with the first ball inlet only, the first water outlet is positioned at the same side with an outlet of the water outlet pipe, the first ball inlet 403 is communicated with the ball receiving filter screen 301, and; the front end of the lower tube box 102 is communicated with the outlet of the water inlet tube 2, a differential pressure tube B5 is arranged in the water inlet tube 2, the differential pressure tube B5 is provided with a water inlet B501, a ball inlet B502, a ball outlet B503 and a water outlet B504, a partition plate 505 is arranged in the middle of the differential pressure tube to ensure that the water inlet B is only communicated with the water outlet B, the ball inlet B is only communicated with the ball outlet B, the water inlet B is positioned at the same side as the inlet of the water inlet tube, the ball outlet B is positioned at the same side as the outlet of the water inlet tube, the ball inlet B and the water outlet B are respectively connected with a pipeline communicated with a ball water separator 6, the ball water separator 6 is communicated with a control valve 7, the ball water separator 6 is provided with a ball outlet 602, a ball receiving port 601 and a filter screen 603, the ball outlet; the control valve 7 is provided with a water inlet 701 and a water outlet 702, the water inlet 701 is communicated with the water outlet B504 for high-pressure water to flow in, and the water outlet 702 is communicated with the water inlet A404 for low-pressure water to flow out.
As shown in FIG. 9, when ball collection is performed, the ball outlet 602 of the ball-water separator 6 is closed, the water inlet 701 of the control valve 7 is closed, P1 is larger than P2, in the water outlet pipe 3, the pressure difference △ P pushes the water flow to enter the first ball inlet 403 with the rubber balls, then the water flow enters the ball collecting port 601 of the ball-water separator 6 from the first ball outlet 402, a part of the water flow enters the first water inlet 404 from the water outlet 702 of the control valve 7 and finally flows into the water outlet pipe 3 from the first water outlet 401, when ball serving is performed, the ball inlet 601 of the ball-water separator 6 is closed, the water outlet 702 of the control valve 7 is closed, P3 is larger than P4, the pressure difference △ P pushes the water flow to enter from the second water inlet 501 and pass through the second water outlet 504, the water inlet 701 of the control valve 7 enters the ball-water separator 6 to drive the rubber balls in the ball-water separator 6 to serve through the ball serving port 602, enter the second ball inlet 502, the second ball outlet 503 enters the header 503, and then enters the second ball collecting.
It is worth noting that the water inlet pipe and the water outlet pipe are fluid pipelines, the pressure difference pipe is arranged in the fluid pipeline, so that the ball receiving is realized by the pressure difference of water inlet and the pressure difference of water outlet, the two pressure differences utilize the fluid mechanics principle, the flow speed is highest at the center of the pipe, the ball receiving port is arranged at the reverse flow port, the downstream flow port is arranged at the rear downstream direction of the ball receiving port, the pressure difference △ P between the two ports is large enough to be beneficial to the ball receiving and the ball sending, and the pressure difference becomes the power of the ball receiving and the ball sending.
Comparison of differential pressure simulation experiment
Carrying out simulation experiments in computer software Solidworks: and respectively carrying out solid modeling on the through pipe, the bent pipe and the differential pressure pipe by using three-dimensional geometric modeling software Solidworks, and introducing the solid modeling into a Flow Simulation analysis module to complete differential pressure Simulation analysis and calculation. As shown in fig. 13, 14 and 15, the through pipe, the bent pipe and the differential pressure pipe are all arranged in the fluid pipeline, the water inlet end and the water outlet end of each pipe are all positioned on the central axis of the fluid pipeline, and the first branch pipe 40 and the second branch pipe 50 in the differential pressure pipe are communicated through the pipeline; the pipe diameter of the fluid pipeline is D, D =309mm, the diameters of the differential pressure pipe, the through pipe and the bent pipe are D, D =70mm, the central points of the water inlet ends of the through pipe, the bent pipe and the differential pressure pipe are marked as A points, and the pressure of the A points is PAThe central points of the water outlet ends of the through pipe, the bent pipe and the differential pressure pipe are marked as point B, and the pressure of the point B is PBThe horizontal distance between the point A and the point B of each pipeline in the differential pressure pipe, the through pipe and the bent pipe is 300mm, and the pressure difference between the point A and the point B on the through pipe, the bent pipe and the differential pressure pipe is △ P, △ P = PA-PBThe results of the simulated pressure differences are shown in fig. 16 and 17.
The above experiment shows that: under the same water flow speed, the pressure difference at the two ends of the pressure difference pipe is obviously greater than the pressure difference at the two ends of the through pipe and the two ends of the bent pipe; under the condition that the water flow speed is gradually increased, the difference value of the pressure difference at the two ends of the pressure difference pipe is obviously increased more than the difference value of the pressure difference at the two ends of the through pipe and the two ends of the bent pipe.
To sum up, the technical scheme of the utility model can be fully effectual the above-mentioned utility model purpose of realization, just the utility model discloses a structure and functional principle all obtain abundant verification in the embodiment, can reach anticipated efficiency and purpose, do not deviating from the utility model discloses a under the prerequisite of principle and essence, can make multiple change or modification to the embodiment of utility model. Therefore, the present invention includes all the alternative contents within the scope mentioned in the claims, and all the equivalent changes made within the claims of the present invention are included in the claims of the present application.
Claims (10)
1. A pressure differential power structure, characterized by: the differential pressure pipe comprises a first main pipe and a second main pipe, wherein the first main pipe is arranged in the fluid pipeline, the opening direction of one end of the first main pipe is opposite to the fluid flow direction, the second main pipe is arranged in the fluid pipeline, the opening direction of one end of the second main pipe is the same as the fluid flow direction, the axes of the first main pipe and the second main pipe are in the same straight line with the axis of the fluid pipeline, a first branch pipe extending out of the fluid pipeline and used for being connected with an external pipeline is communicated with an opening at the other end of the first main pipe, a second branch pipe extending out of the fluid pipeline and used for being connected with the external pipeline is communicated with an opening at the other end of the second main pipe, the first branch pipe and the second branch pipe are communicated through pipelines, the distance between the central axes of the first branch pipe and the second branch pipe is L, and.
2. The differential pressure power structure as claimed in claim 1, wherein: the first branch pipe is perpendicular to the first main pipe, and the second branch pipe is perpendicular to the second main pipe.
3. The differential pressure power structure as claimed in claim 1, wherein: the central axes of the first branch pipe and the second branch pipe are on the same plane and are kept parallel.
4. A differential pressure power structure as claimed in claim 3, wherein: the central axes of the first branch pipe and the second branch pipe are coincident.
5. The differential pressure power structure as claimed in claim 1, wherein: the central axes of the first branch pipe and the second branch pipe are on the same plane and are kept to be crossed.
6. The differential pressure power structure as claimed in claim 5, wherein: the central axes of the first branch pipe and the second branch pipe are crossed.
7. The differential pressure power structure as claimed in claim 1, wherein: the connecting end of the first main pipe and the first branch pipe is sealed by an inclined clapboard, and the connecting end of the second main pipe and the second branch pipe is sealed by an inclined clapboard.
8. The differential pressure power structure as claimed in claim 1, wherein: the diameter ratio of the fluid pipeline to the first main pipe is more than or equal to 2.5.
9. The differential pressure power structure as claimed in claim 1, wherein: the diameter ratio range of the body pipeline to the second main pipe is more than or equal to 2.5.
10. The differential pressure power structure as claimed in claim 1, wherein: the diameters of the first main pipe, the second main pipe, the first branch pipe and the second branch pipe can be the same or different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573853.9U CN210600618U (en) | 2019-09-20 | 2019-09-20 | Pressure difference power structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573853.9U CN210600618U (en) | 2019-09-20 | 2019-09-20 | Pressure difference power structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513559A (en) * | 2019-09-20 | 2019-11-29 | 深圳市勤达富流体机电设备有限公司 | A kind of pressure difference-powered structure |
| WO2021051415A1 (en) * | 2019-09-20 | 2021-03-25 | 深圳市勤达富流体机电设备有限公司 | Differential pressure dynamic structure |
-
2019
- 2019-09-20 CN CN201921573853.9U patent/CN210600618U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513559A (en) * | 2019-09-20 | 2019-11-29 | 深圳市勤达富流体机电设备有限公司 | A kind of pressure difference-powered structure |
| WO2021051415A1 (en) * | 2019-09-20 | 2021-03-25 | 深圳市勤达富流体机电设备有限公司 | Differential pressure dynamic structure |
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