CN215257021U - Water pump with filter cartridge convenient to disassemble and assemble - Google Patents
Water pump with filter cartridge convenient to disassemble and assemble Download PDFInfo
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- CN215257021U CN215257021U CN202121434377.XU CN202121434377U CN215257021U CN 215257021 U CN215257021 U CN 215257021U CN 202121434377 U CN202121434377 U CN 202121434377U CN 215257021 U CN215257021 U CN 215257021U
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- cartridge filter
- filter cartridge
- filter
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Abstract
The utility model relates to a cartridge filter is reassembling type water pump just, solve the filtration that prior art exists not thoroughly or produce cavitation scheduling problem, the technical scheme of adoption: set up the cartridge filter among the water injection subchannel, the cartridge filter extends to the inner position of inhalant subchannel to surround inhalant subchannel's inner port, the cartridge filter is the frustum cylindric, the big one end of external diameter of cartridge filter is close to the water filling port, the little one end of external diameter of cartridge filter with inhalant subchannel's inner port corresponds the setting. The method has the following effects: set up the cartridge filter in the water injection subchannel, can all filter the water in the pump body of entering, the cartridge filter setting, for big-end-up's frustum cylindric, the filter cartridge filter just can be pulled out to the cock that only needs to take off the water filling port, and the dismouting, change are very convenient, need not dismantle the back from the pipeline with whole water pump and then the dismouting cartridge filter, bring very big convenience for the user.
Description
Technical Field
The utility model relates to a water pump especially relates to a just reassembling type water pump of cartridge filter.
Background
Set up water inlet and water filling port on the casing of water pump respectively, have the passageway of intaking in the pump body, the outer end of passageway of intaking has two branch passageways, and two intersection position definitions that divide the passageway are main water inlets, and a branch passageway is intake branch passageway, with the water inlet intercommunication for be connected with water intake pipe, a branch passageway is water injection branch passageway, with the water filling port intercommunication, under the normal conditions, two contained angles that divide between the passageway are 90 degrees. In order to filter the impurities in the inlet water, a filter screen is usually required to be arranged in the inlet water branch passage or at the main water inlet. The existing filter screen has the following problems:
1. to the water pump that the filter screen set up into among the water diversion passageway, when the filter screen piles up impurity and need wash, demolish the inlet line who is connected with the water inlet of water pump earlier, take out the filter screen from the water filling port direction again, complex operation, it is inconvenient to wash the maintenance.
2. For the water pump with the main water inlet arranged on the filter screen, the inner wall of the water inlet channel needs to form a step structure, the fixed part of the filter screen is connected to the step structure, the step structure is formed to reduce the cross section area of the water inlet channel, the water inlet flow is affected, and cavitation is easily caused during self-suction. Set up the pull ring on the filter screen, the pull ring extends to the position that the water filling port corresponds for dismantle, the structure is complicated, and the pull ring also influences the inflow flow easily.
Disclosure of Invention
An object of the utility model is to solve the above-mentioned problem that prior art exists and provide a just reassembling type water pump of cartridge filter, set up the cartridge filter in the water injection subchannel, and the cartridge filter extends to the interior port of water inflow channel, think the interior water injection of the pump body or water from the water inlet to the pump body in from the water filling port, all filter through the cartridge filter, can all filter the water in the pump body of entering, the setting of cartridge filter, for the frustum cylindric of big-end-up little (the water pump is placed the use like the direction of figure 1 under the normal conditions), the cartridge filter just can be pulled out to the cock that only needs to take off the water filling port, the dismouting, it is very convenient to change, need not dismantle the back dismouting cartridge filter from the pipeline with whole water pump, bring very big convenience for the user.
The above technical purpose of the present invention is mainly solved by the following technical solutions: the filter cartridge is convenient for dismounting and mounting type water pump, including the pump casing, set up water inlet and water filling port on the pump casing, set up water inlet channel in the pump casing, water inlet channel's outer end has two minute passageways, one the minute passageway is water inlet branch passageway, one the minute passageway is water injection branch passageway, its characterized in that set up the filter cartridge in the water injection branch passageway, the filter cartridge extends to water inlet branch passageway's inner position, and surround water inlet branch passageway's inner port, the filter cartridge is the frustum cylindric, the big one end of external diameter of filter cartridge is close to the water filling port, the little one end of external diameter of filter cartridge with water inlet branch passageway's inner port corresponds the setting. Set up the cartridge filter in the water injection subchannel, and the cartridge filter extends to the interior port of intaking the moisture passageway, think the interior water injection of the pump body or water from the water inlet to the pump body in from the water filling port, all filter through the cartridge filter, can all filter the water in the pump body of entering, the setting of cartridge filter, for the frustum cylindric of big-end-up (the water pump is placed the use as the orientation of figure 1 under the common conditions), the cartridge filter just can be pulled out to the cock that only needs to take off the water filling port, the dismouting, it is very convenient to change, need not dismantle the back cartridge filter again with whole water pump from the pipeline, bring very big convenience for the user.
Under the general condition, the gradient of the outer wall of cartridge filter is not very big, can be convenient with the cartridge filter card in the water injection subchannel, the cartridge filter that again can be convenient is carried out from the water injection subchannel and is pulled out, can also cooperate completely with the interior port of the subchannel of intaking, avoids intaking from the outside inflow pump body of cartridge filter, improves the filter effect.
Compared with the prior art, the beneficial effects of the technical scheme are also shown in that: 1. the problems that the filter screen is only arranged in the water inlet branch channel, water in the water inlet pump body cannot be filtered through the water filling port, and filtering is not complete are solved; 2. the structure can be simplified to avoid the occurrence of the cavitation problem, the production and the processing are convenient, if the filter screen is arranged in the water inlet channel after the water injection branch channel and the water inlet branch channel are converged, the step structure is required to be arranged in the water inlet channel to accept the filter screen, the step structure is arranged, the requirements of the processing procedure and the processing precision are increased, and the occurrence of the cavitation problem is increased.
As further improvement and supplement to the above technical scheme, the utility model discloses a following technical measure: the main part of cartridge filter is network structure, the cartridge filter is equipped with water injection opening and water inlet opening, the water injection opening with the water filling port cooperation, water inlet opening with the inner port cooperation of water inlet subchannel. The water injection opening and the water inlet opening are arranged to facilitate efficient water injection into the pump body through the water injection port and the water inlet.
The water injection opening is circular, the diameter of the water injection opening is matched with the inner diameter of the water injection port, the water inlet opening is in a semi-frustum cylinder shape, the semi-frustum cylinder shape is in a shape formed after the frustum cylinder shape is cut along the direction parallel to the axis, the length of the semi-frustum cylinder shape is matched with the diameter of the inner port of the water inlet branch channel,
in order to be able to pass all the water that enters the water inlet channel into the pump body, a filter cartridge is required that covers the inner port area of the water inlet channel, said filter cartridge having an extension below said water inlet channel.
In order to increase the strength of the filter cartridge, a circle at the position of the water injection opening is provided with a reinforcing ring, and a circle at the edge of the water inlet opening is provided with a reinforcing edge.
The water injection branch channel and the water inlet branch channel form an included angle of 90 degrees.
The utility model discloses beneficial effect who has: 1. set up the cartridge filter in the water injection subchannel, and the cartridge filter extends to the interior port of intaking the moisture passageway, think the interior water injection of the pump body or water from the water inlet to the pump body in from the water filling port, all filter through the cartridge filter, can all filter the water in the pump body of entering, the setting of cartridge filter, for the frustum cylindric of big-end-up (the water pump is placed the use as the orientation of figure 1 under the common conditions), the cartridge filter just can be pulled out to the cock that only needs to take off the water filling port, the dismouting, it is very convenient to change, need not dismantle the back cartridge filter again with whole water pump from the pipeline, bring very big convenience for the user. 2. The cartridge filter is frustum cylindric, can be convenient with the cartridge filter card in the water injection subchannel, the cartridge filter that again can be convenient is carried out and is pulled out from the water injection subchannel, can also cooperate completely with the interior port of minute passageway of intaking, avoids intaking from the outside inflow pump body of cartridge filter, improves the filter effect. 3. In that respect Set up water injection opening and inlet opening on the cartridge filter, the pump body is gone into to the hydroenergy that conveniently passes through water filling port and water inlet enough high efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional structure view of fig. 1.
Fig. 3 is a schematic structural diagram of the filter cartridge of the present invention.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): as shown in fig. 1-3, the water pump with detachable filter cartridge comprises a pump housing 1, a water inlet 2 and a water filling port 3, wherein the water inlet 2 and the water filling port 3 are arranged on the pump housing, a water inlet passage 4 is arranged in the pump housing, the outer end of the water inlet passage is provided with two branch passages, one branch passage is a water inlet branch passage 41, and the other branch passage is a water filling branch passage 42. Set up cartridge filter 5 in the water injection minute passageway 42, the cartridge filter extends to the inner position of minute passageway of intaking, and surround the inner port of minute passageway of intaking, the cartridge filter is the frustum cylindric, the big one end of external diameter of cartridge filter is close to the water filling port, the little one end of external diameter of cartridge filter with the inner port of minute passageway of intaking corresponds the setting. Set up the cartridge filter in the water injection subchannel, and the cartridge filter extends to the interior port of intaking the moisture passageway, think the interior water injection of the pump body or water from the water inlet to the pump body in from the water filling port, all filter through the cartridge filter, can all filter the water in the pump body of entering, the setting of cartridge filter, for the frustum cylindric of big-end-up (the water pump is placed the use as the orientation of figure 1 under the common conditions), the cartridge filter just can be pulled out to the cock that only needs to take off the water filling port, the dismouting, it is very convenient to change, need not dismantle the back cartridge filter again with whole water pump from the pipeline, bring very big convenience for the user.
Under the general condition, the gradient of the outer wall of cartridge filter is not very big, can be convenient with the cartridge filter card in the water injection subchannel, the cartridge filter that again can be convenient is carried out from the water injection subchannel and is pulled out, can also cooperate completely with the interior port of the subchannel of intaking, avoids intaking from the outside inflow pump body of cartridge filter, improves the filter effect.
Generally, the included angle between the water injection branch channel 42 and the water inlet branch channel 41 is 90 degrees.
Compared with the prior art, the beneficial effects of the technical scheme are also shown in that: 1. the problems that the filter screen is only arranged in the water inlet branch channel, water in the water inlet pump body cannot be filtered through the water filling port, and filtering is not complete are solved; 2. the structure can be simplified to avoid the occurrence of the cavitation problem, the production and the processing are convenient, if the filter screen is arranged in the water inlet channel after the water injection branch channel and the water inlet branch channel are converged, the step structure is required to be arranged in the water inlet channel to accept the filter screen, the step structure is arranged, the requirements of the processing procedure and the processing precision are increased, and the occurrence of the cavitation problem is increased.
Further preferably, the main body of the filter cartridge 5 is a mesh structure, the filter cartridge is provided with a water injection opening 51 and a water inlet opening 52, the water injection opening 51 is matched with the water injection port 3, and the water inlet opening 52 is matched with the inner port of the water inlet sub-channel 41. The water injection opening and the water inlet opening are arranged to facilitate efficient water injection into the pump body through the water injection port and the water inlet.
As shown in fig. 3, the water injection opening 51 is circular, the diameter of the water injection opening is adapted to the inner diameter of the water injection port, the water inlet opening 52 is semi-frustum cylindrical, the semi-frustum cylindrical is a shape formed by sectioning the frustum cylindrical along the direction parallel to the axis, the length of the semi-frustum cylindrical is adapted to the diameter of the inner port of the water inlet branch passage,
in order to be able to pass all the water that enters the water inlet channel into the pump body, the filter cartridge, which has an extension 53 below the water inlet channel, needs to cover the inner port area of the water inlet channel.
In order to increase the strength of the filter cartridge, a reinforcing ring 54 is arranged on one circle of the water filling opening, and a reinforcing edge 55 is arranged on one circle of the edge of the water filling opening.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. In the above embodiments, the present invention may be variously modified and changed. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The filter cartridge is convenient for dismounting and mounting type water pump, including the pump casing, set up water inlet and water filling port on the pump casing, set up water inlet channel in the pump casing, water inlet channel's outer end has two minute passageways, one the minute passageway is water inlet branch passageway, one the minute passageway is water injection branch passageway, its characterized in that set up the filter cartridge in the water injection branch passageway, the filter cartridge extends to water inlet branch passageway's inner position, and surround water inlet branch passageway's inner port, the filter cartridge is the frustum cylindric, the big one end of external diameter of filter cartridge is close to the water filling port, the little one end of external diameter of filter cartridge with water inlet branch passageway's inner port corresponds the setting.
2. The water pump as claimed in claim 1, wherein the filter cartridge has a main body of a mesh structure, and the filter cartridge has a water filling opening and a water inlet opening, the water filling opening is engaged with the water filling port, and the water inlet opening is engaged with the inner port of the water inlet passage.
3. The water pump as claimed in claim 2, wherein the water filling opening is circular, the water inlet opening is in the shape of a half-truncated cone, the half-truncated cone is in the shape of a truncated cone cut along a direction parallel to the axis, and the length of the half-truncated cone is adapted to the diameter of the inner port of the water inlet branch passage.
4. The filter cartridge-mountable and demountable type water pump according to claim 3, wherein said filter cartridge has an extension section below said water inlet passageway.
5. The water pump as claimed in claim 2 or 3, wherein a reinforcing ring is provided at a ring of the water inlet opening, and a reinforcing rim is provided at a ring of the rim of the water inlet opening.
6. The filter cartridge as claimed in any one of claims 1 to 4, wherein an angle between the water injection branch passage and the water inlet branch passage is 90 degrees.
7. The water pump as claimed in claim 5, wherein the water injection passage and the water inlet passage are at an angle of 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434377.XU CN215257021U (en) | 2021-06-25 | 2021-06-25 | Water pump with filter cartridge convenient to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434377.XU CN215257021U (en) | 2021-06-25 | 2021-06-25 | Water pump with filter cartridge convenient to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257021U true CN215257021U (en) | 2021-12-21 |
Family
ID=79484084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121434377.XU Active CN215257021U (en) | 2021-06-25 | 2021-06-25 | Water pump with filter cartridge convenient to disassemble and assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257021U (en) |
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2021
- 2021-06-25 CN CN202121434377.XU patent/CN215257021U/en active Active
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