CN210799393U - Cold and hot water circulating pipeline pump - Google Patents
Cold and hot water circulating pipeline pump Download PDFInfo
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- CN210799393U CN210799393U CN201921583885.7U CN201921583885U CN210799393U CN 210799393 U CN210799393 U CN 210799393U CN 201921583885 U CN201921583885 U CN 201921583885U CN 210799393 U CN210799393 U CN 210799393U
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- impeller
- pump
- gear ring
- cover
- disc
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Abstract
The utility model relates to a hot and cold water circulating pipeline pump, including pump case, pump cover, hookup frame, motor, water inlet, delivery port, form the impeller chamber between pump cover and the pump case, the motor output stretches into in the impeller chamber and the cover is equipped with the impeller, and the impeller includes impeller dish, impeller lid, a plurality of blade. A rotating column is arranged in each blade, and two ends of each rotating column are respectively and rotatably connected with the impeller cover and the impeller disc; the end surface of the impeller disc, which is far away from the impeller cover, is rotatably provided with a gear ring; one end of each rotary column penetrates out of the impeller disc and is sleeved with a gear, the gears on each rotary column are meshed with the gear ring, the gear ring is provided with a turning handle in an outward extending mode, the turning handle is provided with a limiting through hole, the impeller disc is provided with a plurality of limiting blind holes, and the impeller disc further comprises a screw which penetrates through the limiting through hole and is screwed in one limiting blind hole. The structure has the advantages of adjustable blade angle, wide flow application range, high efficiency and the like.
Description
Technical Field
The utility model relates to a water pump field of making especially relates to a cold and hot water circulating pipeline pump.
Background
The cold and hot water circulating pipeline pump is one kind of common pump product, and the motor drives the impeller to rotate to produce centrifugal force to convey the water inside the pump cavity to the water outlet. In the working process of the impeller, the arrangement angle of the blades in the impeller has great influence on the flow of fluid, when the angle of the blades is reasonable, the energy loss in the fluid flow process is small, the fluid flows smoothly, otherwise, the large energy loss is caused, and relatively strong noise and vibration occur.
In the existing cold and hot water circulating pipeline pump, the installation angle of the blades is generally fixed, so that the applicable flow range is certain, when the flow exceeds the applicable range, the blades can interfere the flow, and the efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned problem, and provide a hot and cold water circulating pipeline pump of adjustable blade angle, can adapt to different flow application ranges.
The technical scheme of the utility model is that:
a hot and cold water circulating pipeline pump, including pump case, pump cover, hookup frame, motor, water inlet, delivery port, form the impeller chamber between pump cover and the pump case, the output of motor stretches into the impeller chamber and the cover is equipped with the impeller, the impeller includes impeller dish, impeller cover and sets up a plurality of blades between impeller cover and impeller dish, its characterized in that: a rotating column is arranged in each blade, and two ends of each rotating column are respectively and rotatably connected with the impeller cover and the impeller disc; a gear ring is rotatably arranged on the end face, away from the impeller cover, of the impeller disc, one end of each rotary column penetrates out of the impeller disc and is sleeved with a gear, and the gear on each rotary column is meshed and connected with the gear ring; the impeller disc is characterized in that a handle is outwards extended from the outer peripheral wall of the gear ring, a limiting through hole is formed in the handle, a plurality of limiting blind holes are formed in the impeller disc, and the impeller disc further comprises a screw which penetrates through the limiting through hole and is screwed in one of the limiting blind holes so that the gear ring is limited on the impeller disc.
By the structure, the utility model discloses can adjust the installation angle of blade on the impeller dish according to actual use flow demand, it is rotatory that the handle drives the ring gear to utilize to break off with the fingers and thumb, combines the meshing relation between ring gear and each gear for every gear can all rotate, makes the blade wind respective rotary column center rotatory certain angle from this, adapts to different flow scope.
Further, in the cold and hot water circulating pipe pump of the present invention, the gear ring is an inner gear ring, and each gear is engaged with the inner gear ring. The meshing of the two occurs in the gear ring, so that each gear is protected.
Further, in the cold and hot water circulating pipeline pump of the present invention, the limiting blind hole is located on the same circumference, and the center of the circumference, the center of the gear ring, and the center of the impeller disk coincide with each other.
Further, in the cold and hot water circulating pipe pump of the present invention, the central axis of the water inlet and the central axis of the water outlet are located on the same straight line.
Further, in the cold and hot water circulating pipeline pump of the present invention, the spacing blind hole is no less than three, so that the multi-angle adjustment is convenient.
Further, in the hot and cold water circulating pipe pump of the present invention, the motor has a die-cast aluminum housing. Compare in the iron sheet shell of traditional motor, can improve water pump motor radiating effect, improve user's water comfort level, prolong the life of water pump.
Further, hot and cold water circulating pipeline pump in, correspond ring gear position department on the pump case and offer an adjustment window that can open, the involution has the apron on the adjustment window, can directly open adjustment window and adjust, need not dismouting pump case, pump cover.
The utility model has the advantages that:
1. the utility model discloses simple structure, reasonable in design can change its flow direction and performance according to the big or small adjustment vane angle of flow, has reduced phenomenons such as fluid impact, vibration, cavitation, can be applicable to different operating mode requirements, is showing the efficiency of elevator pump.
2. The angles of the blades can be uniformly controlled and synchronously changed, angle adjustment is not required to be carried out by disassembling one by one, the adjusting speed is high, and the use is convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the impeller of the present invention.
Fig. 3 is a schematic structural diagram of the impeller of the present invention for removing the impeller cover.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings:
referring to fig. 1 to 3, the cold and hot water circulating pipeline pump according to the present embodiment includes a pump housing 1, a pump cover 2, a coupling frame, a motor 3, a water inlet 4, and a water outlet 5, wherein a central axis of the water inlet 4 and a central axis of the water outlet 5 are aligned. The motor 3 has a die-cast aluminum housing. An impeller chamber is formed between the pump cover 2 and the pump shell 1, the output end of the motor 3 extends into the impeller chamber and is sleeved with an impeller 6, and the impeller 6 comprises an impeller disc 601, an impeller cover 602 and a plurality of blades 603 arranged between the impeller cover 602 and the impeller disc 601. A rotary column 7 is arranged in the blade 603, and two ends of the rotary column 7 are respectively and rotatably connected with the impeller cover 602 and the impeller disc 601; the end surface of the impeller disc 601 far away from the impeller cover 602 is rotatably provided with a gear ring 8, one end of each rotary column 7 penetrates out of the impeller disc 601 and is sleeved with a gear 9, and the gear 9 on each rotary column 7 is meshed with the gear ring 8; specifically, the gear ring 8 is an inner gear ring, and each gear 9 is meshed with and arranged in the gear ring 8.
This embodiment outwards extend on the ring gear 8 periphery wall and have one to break and turn handle 10 off with the fingers and thumb, it is equipped with a spacing through-hole on the handle 10 off with the fingers and thumb to break, be equipped with a plurality of spacing blind holes 604 on the impeller dish 601, spacing blind hole 604 is no less than three, and is located same circumference, and this circumference center, ring gear 8 center, impeller dish 601 center three all coincide. This embodiment also includes a screw 11, which screw 11 extends through the limiting through hole and is screwed into one of the limiting blind holes 604 so that the ring gear 8 is constrained to the impeller disc 601. In order to facilitate disassembly and adjustment, an openable adjusting window (not shown in the figure) is formed in the pump shell 1 at a position corresponding to the gear ring, and a cover plate is sealed on the adjusting window.
The structure comprises the following adjusting steps: after the machine is stopped, the cover plate at the position of the adjusting window is opened, the screw 11 is loosened to enable the cover plate to be separated from the limiting blind hole 604, the turning handle 10 is pushed to enable the turning handle to drive the gear ring 8 to rotate by a certain angle according to the flow demand of the water pump, the gears 9 are driven to rotate around the central axis of the respective rotary columns 7 through the rotation of the gear ring 8 and the meshing relation between the gear ring 8 and the gears 9, the blades 603 synchronously rotate by a certain angle, the inlet and outlet angles of the blades 603 are changed, and after the rotation angle is determined, the limiting through holes are aligned to the limiting blind holes 604 corresponding to the angle and are screwed and connected through the screw 11, so that the.
The specific embodiments described herein are merely illustrative of the principles of the present invention and its efficacy, and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical idea of the present invention shall be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a cold and hot water circulating pipe pump, includes pump case, pump cover, hookup frame, motor, water inlet, delivery port, forms the impeller chamber between pump cover and the pump case, the output of motor stretches into in the impeller chamber and the cover is equipped with the impeller, the impeller includes impeller dish, impeller lid and sets up a plurality of blades between impeller lid and impeller dish, its characterized in that: a rotating column is arranged in each blade, and two ends of each rotating column are respectively and rotatably connected with the impeller cover and the impeller disc; a gear ring is rotatably arranged on the end face, away from the impeller cover, of the impeller disc, one end of each rotary column penetrates out of the impeller disc and is sleeved with a gear, and the gear on each rotary column is meshed and connected with the gear ring; the impeller disc is characterized in that a handle is outwards extended from the outer peripheral wall of the gear ring, a limiting through hole is formed in the handle, a plurality of limiting blind holes are formed in the impeller disc, and the impeller disc further comprises a screw which penetrates through the limiting through hole and is screwed in one of the limiting blind holes so that the gear ring is limited on the impeller disc.
2. The pump for circulating cold and hot water according to claim 1, wherein: the gear ring is an inner gear ring, and all the gears are meshed in the gear ring.
3. The pump for circulating cold and hot water according to claim 1, wherein: the limiting blind holes are positioned on the same circumferential line, and the center of the circumferential line, the center of the gear ring and the center of the impeller disc are all overlapped.
4. The pump for circulating cold and hot water according to claim 1, wherein: the central axis of the water inlet and the central axis of the water outlet are on the same straight line.
5. The pump for circulating cold and hot water according to claim 1, wherein: the number of the limiting blind holes is not less than three.
6. The pump for circulating cold and hot water according to claim 1, wherein: the motor has a die cast aluminum housing.
7. The pump for circulating cold and hot water according to claim 1, wherein: an openable adjusting window is formed in the position, corresponding to the gear ring, of the pump shell, and a cover plate is sealed on the adjusting window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921583885.7U CN210799393U (en) | 2019-09-23 | 2019-09-23 | Cold and hot water circulating pipeline pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921583885.7U CN210799393U (en) | 2019-09-23 | 2019-09-23 | Cold and hot water circulating pipeline pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799393U true CN210799393U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921583885.7U Active CN210799393U (en) | 2019-09-23 | 2019-09-23 | Cold and hot water circulating pipeline pump |
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| Country | Link |
|---|---|
| CN (1) | CN210799393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810440A (en) * | 2020-07-03 | 2020-10-23 | 陈少同 | Centrifugal water pump |
| CN115750394A (en) * | 2022-12-22 | 2023-03-07 | 江苏翔宇灌溉设备有限公司 | Blade regulation type water pump |
-
2019
- 2019-09-23 CN CN201921583885.7U patent/CN210799393U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810440A (en) * | 2020-07-03 | 2020-10-23 | 陈少同 | Centrifugal water pump |
| CN111810440B (en) * | 2020-07-03 | 2021-08-10 | 上海连成集团苏州股份有限公司 | Centrifugal water pump |
| CN115750394A (en) * | 2022-12-22 | 2023-03-07 | 江苏翔宇灌溉设备有限公司 | Blade regulation type water pump |
| CN115750394B (en) * | 2022-12-22 | 2023-10-20 | 江苏翔宇灌溉设备有限公司 | Blade-adjusting type water pump |
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