CN209908778U - Sanitary self-sucking pump - Google Patents
Sanitary self-sucking pump Download PDFInfo
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- CN209908778U CN209908778U CN201920482008.4U CN201920482008U CN209908778U CN 209908778 U CN209908778 U CN 209908778U CN 201920482008 U CN201920482008 U CN 201920482008U CN 209908778 U CN209908778 U CN 209908778U
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- water outlet
- outlet pipe
- pipe
- water inlet
- pump
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Abstract
The utility model discloses a sanitary self-priming pump belongs to light industry machinery. The centrifugal pump is provided with a water inlet pipe and a water outlet pipe; a circulating return pipeline is connected between the water inlet pipe and the water outlet pipe; the water outlet pipe is vertically arranged and is tangent to the inner cavity of the centrifugal pump; the water outlet end of the water outlet pipe is connected with a bent pipe and a horizontal pipe; the other end of the horizontal pipe is connected with the water inlet end of the circulating reflux pipeline, and the top of the water inlet end of the circulating reflux pipeline is provided with a water outlet pipe joint. The water outlet pipe of the utility model is connected with the water inlet end upper part of the circulating reflux pipeline through a bent pipe and a horizontal pipe, and the water outlet pipe joint is positioned at the top of the water inlet end, so that the gas-liquid mixed liquid is forced to flow back, and the mixed liquid pumped out from the pump cavity is enabled to rapidly enter the circulating reflux pipeline and then flow back to the water inlet pipe; the sanitary self-sucking pump ensures the high-efficiency backflow of gas-liquid mixed liquid, realizes the self-sucking and high-efficiency operation of the sanitary self-sucking pump, and greatly improves the working efficiency of the pump.
Description
Technical Field
The utility model relates to a fluid conveying's device specifically is a health self priming pump, belongs to light industry machinery.
Background
The most defects of the traditional liquid ring type sanitary self-sucking pump are that the efficiency is low, the noise is high, the sanitary performance is poor, the working condition adaptability is poor, the pump cannot adapt to the multi-working condition requirements of the industries such as food, dairy products, beer, beverage and the like, particularly the high sanitary performance requirement of the pharmaceutical industry, and the current environment-friendly requirements of energy conservation, consumption reduction and noise reduction, and a corresponding new high-efficiency energy-saving product is urgently needed.
In order to solve the above technical problems, the inventor of the present invention has applied for a new sanitary self-priming pump (CN 207246030U), which is based on a common sanitary centrifugal pump, and adds a circulation return pipeline system with automatic opening and closing, gas-liquid separation and water sealing functions, i.e. a gas-liquid separation chamber, a water sealing elbow, a water sealing ball, etc., so that the common sanitary centrifugal pump has a self-priming function.
However, in the practical application process, the following problems exist:
the outlet pipe joint is connected right above the outlet pipe, so that most of the water pumped out of the centrifugal pump flows upwards (keeps a spraying state) along the outlet pipe, and only a small part of the water flows to the circulating return pipeline. The result of this is: the circulating reflux pipeline has less reflux liquid, low reflux speed, low gas-liquid mixing speed and low self-absorption efficiency, so that the working efficiency of the pump is low.
Disclosure of Invention
In order to improve the reflux efficiency of the circulating reflux pipeline, the utility model provides a sanitary self-priming pump.
The utility model discloses a following technical scheme realizes: a sanitary self-priming pump comprises a motor and a centrifugal pump connected with the motor, wherein a water inlet pipe and a water outlet pipe are arranged on the centrifugal pump; a circulating return pipeline is connected between the water inlet pipe and the water outlet pipe;
the water outlet pipe is vertically arranged and is tangent to the inner cavity of the centrifugal pump; the water outlet end of the water outlet pipe is connected with a horizontal pipe; the other end of the horizontal pipe is connected with the water inlet end of the circulating reflux pipeline, and the top of the water inlet end of the circulating reflux pipeline is provided with a water outlet pipe joint.
A sanitary self-priming pump comprises a motor and a centrifugal pump connected with the motor, wherein a water inlet pipe and a water outlet pipe are arranged on the centrifugal pump; a circulating return pipeline is connected between the water inlet pipe and the water outlet pipe;
the water outlet pipe is horizontally arranged and is tangent to the inner cavity of the centrifugal pump; the water outlet end of the water outlet pipe is connected with a horizontal pipe; the other end of the horizontal pipe is connected with the water inlet end of the circulating reflux pipeline, and the top of the water inlet end of the circulating reflux pipeline is provided with a water outlet pipe joint.
A sanitary self-priming pump comprises a motor and a centrifugal pump connected with the motor, wherein a water inlet pipe and a water outlet pipe are arranged on the centrifugal pump; a circulating return pipeline is connected between the water inlet pipe and the water outlet pipe;
the water outlet pipe is obliquely arranged and is tangent to the inner cavity of the centrifugal pump; the water outlet end of the water outlet pipe is connected with a horizontal pipe; the other end of the horizontal pipe is connected with the water inlet end of the circulating reflux pipeline, and the top of the water inlet end of the circulating reflux pipeline is provided with a water outlet pipe joint.
A sanitary self-priming pump comprises a motor and a centrifugal pump connected with the motor, wherein a water inlet pipe and a water outlet pipe are arranged on the centrifugal pump; a circulating return pipeline is connected between the water inlet pipe and the water outlet pipe;
the water outlet pipe is vertically arranged and is tangent to the inner cavity of the centrifugal pump; the water outlet end of the water outlet pipe is connected with a horizontal pipe; the other end of the horizontal pipe is connected with the top of the water inlet end of the circulating reflux pipeline; and the middle part of the horizontal pipe is provided with a water outlet pipe joint.
Compared with the prior art, the beneficial effects of the utility model are that: the gas-liquid mixture is forced to flow back through the structures of the water inlet pipe, the horizontal pipe and the water outlet pipe joint, so that the gas-liquid mixture can enter the circulating return pipeline quickly; the water outlet pipe is designed along the tangential direction of the inner cavity of the centrifugal pump, so that the effective backflow effect is further ensured; this health self priming pump has guaranteed the high-efficient backward flow of gas-liquid mixture liquid, and only accomplish from inhaling the operating mode, the return line is by self-closing back, and the liquid that flows from the outlet pipe just can follow the outlet pipe and connect the discharge, gets into the centrifugal pump operating mode. The structure can ensure self-priming and efficient operation of the sanitary self-priming pump, and greatly improves the working efficiency of the pump.
Drawings
Fig. 1 is a front view of an embodiment of the present invention;
fig. 2 is a left side view of an embodiment of the present invention;
fig. 3 is a perspective view (first view) of an embodiment of the present invention;
fig. 4 is a perspective view (second view angle) of an embodiment of the present invention;
FIG. 5 is a front view of the second embodiment of the present invention;
fig. 6 is a left side view of the second embodiment of the present invention;
fig. 7 is a perspective view (first view angle) of a second embodiment of the present invention;
fig. 8 is a perspective view (second view angle) of the second embodiment of the present invention;
fig. 9 is a three front views of the embodiment of the present invention;
fig. 10 is a left side view of an embodiment of the present invention;
fig. 11 is a three-dimensional schematic view (first view angle) of the embodiment of the present invention;
fig. 12 is a three-dimensional schematic view (second view angle) of the embodiment of the present invention;
fig. 13 is a front view of the embodiment of the present invention;
fig. 14 is a four left side view of an embodiment of the present invention;
fig. 15 is a schematic perspective view (first view angle) of the embodiment of the present invention;
fig. 16 is a schematic perspective view (second view angle) of the embodiment of the present invention.
In the figure: 1. a motor; 2. a centrifugal pump; 3. a water inlet pipe; 4. a water outlet pipe; 5. a horizontal tube; 6. a water outlet pipe joint; 7. and a circulating return line.
Detailed Description
The following is a specific embodiment of the present invention, which will be further described with reference to the accompanying drawings.
Example one
Referring to fig. 1 to 4, a sanitary self-priming pump is provided, in which a support leg is fixed under a motor, and an output end of the motor is connected with a centrifugal pump 2. The centrifugal pump 2 comprises a pump shell, a pump cavity is arranged in the pump shell, and an impeller is arranged in the pump cavity; the pump shell of the centrifugal pump 2 is provided with a water inlet pipe 3 and a water outlet pipe 4 which are communicated with the pump cavity, and a circulating return pipeline 7 is connected between the water inlet pipe 3 and the water outlet pipe 4 to convey fluid. The water inlet pipe 3 may have an elbow structure enabling the pump chamber to store water or a straight pipe structure having a check valve. The circulating return line 7 can adopt a structure of a circulating return line in a novel sanitary self-sucking pump (CN 207246030U), and can also adopt other prior arts, and the part is the prior art and is not described in a repeated way.
The improvement of the embodiment is as follows:
the water outlet pipe 4 is vertically arranged, and the water outlet pipe 4 is tangent to the inner cavity of the centrifugal pump 2. The water flow in the water outlet pipe 4 flows vertically upwards, and the water outlet end of the water outlet pipe 4 is connected with a bent pipe and a horizontal pipe 5. The other end of the horizontal pipe 5 is connected with the water inlet end of the circulating reflux pipeline 7, and the horizontal pipe 5 is horizontally arranged in the embodiment to play a role in connecting the circulating reflux pipeline 7 and the water outlet pipe 4. The water inlet end of the circulation return pipeline 7 is vertically and upwards arranged, and the horizontal pipe 5 is connected to one side of the water inlet end of the circulation return pipeline 7. The water outlet pipe joint 6 is connected to the top of the water inlet end of the circulating return pipeline 7, and the water outlet pipe joint 6 is vertically upward.
Example two
With reference to fig. 5 to 8, the second embodiment is different from the first embodiment in that:
the water outlet pipe 4 is horizontally arranged, and the water outlet pipe 4 is tangent to the inner cavity of the centrifugal pump 2. The water flow in the water outlet pipe 4 flows horizontally, and the water outlet end of the water outlet pipe 4 is connected with a bent pipe and a horizontal pipe 5. The other end of the horizontal pipe 5 is connected with the water inlet end of the circulating reflux pipeline 7, and the horizontal pipe 5 is horizontally arranged in the embodiment to play a role in connecting the circulating reflux pipeline 7 and the water outlet pipe 4. The water inlet end of the circulation return pipeline 7 is vertically and upwards arranged, and the horizontal pipe 5 is connected with the water inlet end of the circulation return pipeline 7. The water outlet pipe joint 6 is connected to the top of the water inlet end of the circulating return pipeline 7, and the water outlet pipe joint 6 is vertically upward.
EXAMPLE III
With reference to fig. 9 to 12, the third embodiment is different from the first embodiment in that:
the water outlet pipe 4 is obliquely arranged, the water outlet pipe 4 is tangent to the inner cavity of the centrifugal pump 2, and the water outlet pipe 4 is obliquely upward and forms an angle of about 45 degrees with the horizontal plane in the embodiment. The water flow in the water outlet pipe 4 flows upwards in an inclined way, and the water outlet end of the water outlet pipe 4 is connected with a bent pipe and a horizontal pipe 5. The other end of the horizontal pipe 5 is connected with the water inlet end of the circulating reflux pipeline 7, and the horizontal pipe 5 is horizontally arranged in the embodiment to play a role in connecting the circulating reflux pipeline 7 and the water outlet pipe 4. The water inlet end of the circulation return pipeline 7 is vertically and upwards arranged, and the horizontal pipe 5 is connected with the water inlet end of the circulation return pipeline 7. The water outlet pipe joint 6 is connected to the top of the water inlet end of the circulating return pipeline 7, and the water outlet pipe joint 6 is vertically upward.
Example four
With reference to fig. 13 to 16, the fourth embodiment is different from the first embodiment in that:
the water outlet pipe 4 is vertically arranged, and the water outlet pipe 4 is tangent to the inner cavity of the centrifugal pump 2. The water flow in the water outlet pipe 4 flows vertically upwards, and the water outlet end of the water outlet pipe 4 is connected with a bent pipe and a horizontal pipe 5. The other end of the horizontal pipe 5 is connected with the water inlet end of the circulating reflux pipeline 7, and the horizontal pipe 5 is horizontally arranged in the embodiment to play a role in connecting the circulating reflux pipeline 7 and the water outlet pipe 4. The water inlet end of the circulating reflux pipeline 7 is vertically arranged upwards, the middle part of the horizontal pipe 5 is provided with a water outlet pipe joint 6, and the water outlet pipe joint 6 is vertically arranged upwards.
Above-mentioned embodiment can see, the utility model discloses a change the position that the outlet pipe connects, ingenious realization only accomplish from inhaling the operating mode from the compulsory backward flow of air-liquid mixture under the operating mode, return line is by self-closing back, just can follow the outlet pipe and connect the discharge from the liquid that the outlet pipe flows. Therefore, the backflow of the gas-liquid mixed liquid under the self-suction working condition is accelerated, the self-suction efficiency is improved, and the self-suction time is shortened; the water outlet pipe is designed along the tangential direction of the inner cavity of the centrifugal pump, so that the effective backflow effect is further ensured; the sanitary self-sucking pump ensures the high-efficiency backflow of gas-liquid mixed liquid, realizes the self-sucking and high-efficiency operation of the sanitary self-sucking pump, and greatly improves the working efficiency of the pump.
Claims (4)
1. A sanitary self-sucking pump comprises a motor (1) and a centrifugal pump (2) connected with the motor (1), wherein a water inlet pipe (3) and a water outlet pipe (4) are arranged on the centrifugal pump (2); a circulating return pipeline (7) is connected between the water inlet pipe (3) and the water outlet pipe (4);
the method is characterized in that:
the water outlet pipe (4) is vertically arranged, and the water outlet pipe (4) is tangent to the inner cavity of the centrifugal pump (2); the water outlet end of the water outlet pipe (4) is connected with a horizontal pipe (5); the other end of the horizontal pipe (5) is connected with the water inlet end of the circulation return pipeline (7), and the top of the water inlet end of the circulation return pipeline (7) is provided with a water outlet pipe connector (6).
2. A sanitary self-sucking pump comprises a motor (1) and a centrifugal pump (2) connected with the motor (1), wherein a water inlet pipe (3) and a water outlet pipe (4) are arranged on the centrifugal pump (2); a circulating return pipeline (7) is connected between the water inlet pipe (3) and the water outlet pipe (4);
the method is characterized in that:
the water outlet pipe (4) is horizontally arranged, and the water outlet pipe (4) is tangent to the inner cavity of the centrifugal pump (2); the water outlet end of the water outlet pipe (4) is connected with a horizontal pipe (5); the other end of the horizontal pipe (5) is connected with the water inlet end of the circulation return pipeline (7), and the top of the water inlet end of the circulation return pipeline (7) is provided with a water outlet pipe connector (6).
3. A sanitary self-sucking pump comprises a motor (1) and a centrifugal pump (2) connected with the motor (1), wherein a water inlet pipe (3) and a water outlet pipe (4) are arranged on the centrifugal pump (2); a circulating return pipeline (7) is connected between the water inlet pipe (3) and the water outlet pipe (4);
the method is characterized in that:
the water outlet pipe (4) is obliquely arranged, and the water outlet pipe (4) is tangent to the inner cavity of the centrifugal pump (2); the water outlet end of the water outlet pipe (4) is connected with a horizontal pipe (5); the other end of the horizontal pipe (5) is connected with the water inlet end of the circulation return pipeline (7), and the top of the water inlet end of the circulation return pipeline (7) is provided with a water outlet pipe connector (6).
4. A sanitary self-sucking pump comprises a motor (1) and a centrifugal pump (2) connected with the motor (1), wherein a water inlet pipe (3) and a water outlet pipe (4) are arranged on the centrifugal pump (2); a circulating return pipeline (7) is connected between the water inlet pipe (3) and the water outlet pipe (4);
the method is characterized in that:
the water outlet pipe (4) is vertically arranged, and the water outlet pipe (4) is tangent to the inner cavity of the centrifugal pump (2); the water outlet end of the water outlet pipe (4) is connected with a horizontal pipe (5); the other end of the horizontal pipe (5) is connected with the water inlet end of the circulating return pipeline (7); and a water outlet pipe joint (6) is arranged in the middle of the horizontal pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920482008.4U CN209908778U (en) | 2019-04-11 | 2019-04-11 | Sanitary self-sucking pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920482008.4U CN209908778U (en) | 2019-04-11 | 2019-04-11 | Sanitary self-sucking pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209908778U true CN209908778U (en) | 2020-01-07 |
Family
ID=69044254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920482008.4U Expired - Fee Related CN209908778U (en) | 2019-04-11 | 2019-04-11 | Sanitary self-sucking pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209908778U (en) |
-
2019
- 2019-04-11 CN CN201920482008.4U patent/CN209908778U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20210411 |
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| CF01 | Termination of patent right due to non-payment of annual fee |