CN217327688U - Single-stage double-channel centrifugal pump - Google Patents

Single-stage double-channel centrifugal pump Download PDF

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Publication number
CN217327688U
CN217327688U CN202220568325.XU CN202220568325U CN217327688U CN 217327688 U CN217327688 U CN 217327688U CN 202220568325 U CN202220568325 U CN 202220568325U CN 217327688 U CN217327688 U CN 217327688U
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China
Prior art keywords
centrifugal pump
impurity box
filter
filter screen
impurity
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CN202220568325.XU
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Chinese (zh)
Inventor
朱荣玉
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Jiangsu Guoxiu Pump Industry Co ltd
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Jiangsu Guoxiu Pump Industry Co ltd
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Priority to CN202220568325.XU priority Critical patent/CN217327688U/en
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Abstract

The utility model discloses a single-stage binary channels centrifugal pump relates to centrifugal pump technical field, and its technical scheme main points are single-stage binary channels centrifugal pump, include: the filter pipe is communicated with a water inlet pipe of the double-channel centrifugal pump, a filter screen is arranged inside the filter pipe, the filter screen is of an umbrella-shaped structure, and the edge of the filter screen is lower; impurity box, impurity box can dismantle the surface of connection at the filter tube, impurity box with the link of filter tube is the slope setting, with the filter tube junction is located a lower inclined plane setting of impurity box is in below the edge of filter screen, the bottom threaded connection of impurity box has the spiral cover, and the effect is the filter screen through the umbelliform structure that sets up for it has the efficient and puts the jam function.

Description

Single-stage double-channel centrifugal pump
Technical Field
The utility model relates to a centrifugal pump technical field, more specifically say, it relates to a single-stage binary channels centrifugal pump.
Background
The single-stage double-suction centrifugal pump is also called a single-stage double-suction split pump, and compared with other pumps, the single-stage double-suction centrifugal pump is characterized by two liquid suction ports, so that the pump usually has a large flow rate.
At present, because the single-stage double-suction centrifugal pump has a large flow rate, impurities filtered by a filter screen are increased, the filter screen is easily blocked by excessive impurities, the flow rate of the single-stage double-suction centrifugal pump is reduced, and even the pump is damaged.
SUMMERY OF THE UTILITY MODEL
To the not enough that prior art exists, the utility model aims to provide a single-stage binary channels centrifugal pump, for realizing above-mentioned purpose, this practicality provides following technical scheme: a single stage, dual path centrifugal pump comprising: the filter pipe is communicated with a water inlet pipe of the double-channel centrifugal pump, a filter screen is arranged inside the filter pipe, the filter screen is of an umbrella-shaped structure, and the edge of the filter screen is lower;
the impurity box, the surface of connection at the filter tube can be dismantled to the impurity box, the impurity box with the link of filter tube is the slope setting, with the filter tube junction is located a lower inclined plane setting of impurity box is in below the edge of filter screen, the bottom threaded connection of impurity box has the spiral cover.
Preferably, the filter pipe includes a first cylindrical portion and a second cylindrical portion, a lower surface of the first cylindrical portion is communicated with a water inlet pipe of the two-channel centrifugal pump, a second threaded portion is arranged on the inner side of the impurity box, the second threaded portion is in threaded fit with a threaded area arranged at the upper end of the first cylindrical portion, a first threaded portion is fixedly arranged at the upper end of the impurity box, and the bottom end of the second cylindrical portion is in threaded connection with the first threaded portion.
Preferably, the filtering pipe is fixedly provided with a supporting part inside for supporting the filtering net.
Preferably, still include the third cylinder portion in the filter tube, the third cylinder portion rotates and sets up on the filter tube, the internal surface fixed connection of third cylinder portion has the connecting rod, the fixed axostylus axostyle that is provided with of one end of connecting rod, the bottom fixed connection of axostylus axostyle scrapes the pole, it is the slope setting and closely laminates with the surface of filter screen to scrape the pole.
Preferably, the impurity box is provided with a vertical section, and an impurity storage cavity is formed inside the impurity box and used for storing impurities.
Preferably, a downward inclined backflow preventing plate is arranged on the inner wall surface of the top of the vertical section of the impurity box.
Compared with the prior art, this practicality possesses following beneficial effect: through with the vertical setting of filter tube, and set up the filter screen of umbelliform structure in inside for when the impurity of the aquatic of entering is blockked by the filter screen, the water that constantly gets into through the source strikes impurity and makes impurity remove to the edge of filter screen, and stores in getting into the impurity box, makes it have the efficient and puts the jam function.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the filtering tube of the present invention;
fig. 3 is a schematic view illustrating a disassembled structure of the second cylindrical portion and the first cylindrical portion of the present invention;
fig. 4 is a schematic view of the first cylindrical portion, the second cylindrical portion and the third cylindrical portion of the present invention;
fig. 5 is a schematic view of the sectional structure of the impurity box of the present invention.
1. A double-channel centrifugal pump; 2. an impurity box; 3. a second cylindrical portion; 4. a third cylindrical portion; 5. filtering with a screen; 6. A connecting rod; 7. a first threaded portion; 8. a scraping rod; 9. a second threaded portion; 10. a first cylindrical portion; 11. a support portion; 12. an anti-backflow plate; 13. screwing a cover; 14. a threaded region; 15. a sundry storage cavity.
Detailed Description
An embodiment of a single-stage two-channel centrifugal pump according to the present invention will be further described with reference to fig. 1 to 5.
A single stage, dual path centrifugal pump comprising: the filter pipe is communicated with a water inlet pipe of the double-channel centrifugal pump 1, a filter screen 5 is arranged inside the filter pipe, the filter screen 5 is of an umbrella-shaped structure, the edge of the filter screen is lower, the top of the filter screen 5 protrudes upwards, the filter screen 5 is used for filtering the entering water, and meanwhile, blocked impurities automatically slide to the edge of the filter screen 5 under the impact of water flow;
the impurity box 2, the impurity box 2 can be detachably connected with the outer surface of the filter pipe, which is beneficial to removing and cleaning the impurities inside the impurity box 2, the connection end of the impurity box 2 and the filter pipe is obliquely arranged, the inclined plane which is positioned at the lower part of the impurity box 2 and is connected with the filter pipe is arranged below the edge of the filter screen 5, the bottom end of the impurity box 2 is in threaded connection with the screw cap 13, the double-channel centrifugal pump 1 pumps the external water source into the filter pipe through the external water pipe and filters water through the filter screen 5 in the working process, because the filter screen 5 is in an umbrella-shaped structure and has a lower edge, the blocked impurities continuously enter the water flow to impact, so that the impurities slide to the edge part of the filter screen 5, meanwhile, the lower inclined plane which is positioned at the connection part of the impurity box 2 and the filter pipe is positioned below the edge of the filter screen 5, the impurities which are continuously impacted by water slide to the impurity box 2, and collect the impurities in the impurity box 2, at this moment, the double-channel centrifugal pump 1 can continuously extract water sources, and the situation that the filter screen 5 is blocked by impurities cannot occur.
The filter pipe comprises a first cylindrical part 10 and a second cylindrical part 3, the lower surface of the first cylindrical part 10 is communicated with a water inlet pipe of the double-channel centrifugal pump 1, a second threaded part 9 is arranged on the inner side of the impurity box 2 and is in threaded fit with a threaded area 14 arranged at the upper end of the first cylindrical part 10 through the second threaded part 9, a first threaded part 7 is fixedly arranged at the upper end of the impurity box 2, the bottom end of the second cylindrical part 3 is in threaded connection with the first threaded part 7, threads are arranged on the inner surface of the second cylindrical part 3 and are fixedly connected with the first threaded part 7 through threads, and therefore when the impurity box 2 is installed or disassembled, only the impurity box 2 or the second cylindrical part 3 needs to be rotated.
The inside of filter tube is fixed and is provided with supporting part 11, and supporting part 11 fixed mounting is on the internal surface of first cylindric portion 10, and the upper surface setting of binary channels centrifugal pump 1 is the inclination looks adaptation with filter screen 5 for support filter screen 5.
Still include third cylinder portion 4 in the filter tube, third cylinder portion 4 rotates and sets up on the filter tube, the both ends of third cylinder portion 4 all are provided with T-shaped ring, both ends all are connected with second cylinder portion 3 through T-shaped ring and rotation, the internal surface fixedly connected with connecting rod 6 of third cylinder portion 4, the fixed axostylus axostyle that is provided with of one end of connecting rod 6, the bottom fixedly connected with of axostylus axostyle scrapes pole 8, it sets up and closely laminates with the surface of filter screen 5 to scrape pole 8 to be the slope, binary channels centrifugal pump 1 is at the in-process of work, filter screen 5 crosses after filtering for a long time, rotatable third cylinder portion 4 makes the scraping pole 8 of laminating on filter screen 5 surface rotate, clear away the impurity that blocks up at filter screen 5 surface, avoid some impurity to get into in the filter screen 5 and block up filter screen 5.
The impurity box 2 is provided with a vertical section, and an impurity storage cavity 15 is formed inside the impurity box for storing impurities.
A downward-inclined backflow preventing plate 12 is provided on an inner wall surface of a top portion of the vertical section of the impurity box 2, and impurities entering the impurity storage chamber 15 are prevented from returning to the second cylindrical portion 3.
The above description is only the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the present invention all belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the spirit of the present disclosure.

Claims (6)

1. A single-stage double-channel centrifugal pump is characterized in that: the method comprises the following steps:
the filter pipe is communicated with a water inlet pipe of the double-channel centrifugal pump (1), a filter screen (5) is arranged inside the filter pipe, the filter screen (5) is of an umbrella-shaped structure, and the edge of the filter screen is lower;
impurity box (2), impurity box (2) can be dismantled the surface of connection at the filter tube, impurity box (2) with the link of filter tube is the slope setting, with the filter tube junction is located the lower inclined plane setting of impurity box (2) is in below the edge of filter screen (5), the bottom threaded connection of impurity box (2) has spiral cover (13).
2. A single stage, two pass centrifugal pump as claimed in claim 1, wherein: the filter tube comprises a first cylindrical portion (10) and a second cylindrical portion (3), the lower surface of the first cylindrical portion (10) is communicated with a water inlet pipe of the dual-channel centrifugal pump (1), a second threaded portion (9) is arranged on the inner side of the impurity box (2), the second threaded portion (9) is in threaded fit with a threaded area (14) arranged at the upper end of the first cylindrical portion (10), a first threaded portion (7) is fixedly arranged at the upper end of the impurity box (2), and the bottom end of the second cylindrical portion (3) is in threaded connection with the first threaded portion (7).
3. A single stage, two pass centrifugal pump as claimed in claim 1, wherein: the inside of filter tube is fixed and is provided with supporting part (11) for support filter screen (5).
4. A single stage, two pass centrifugal pump as claimed in claim 1, wherein: still include third cylinder portion (4) in the filter tube, third cylinder portion (4) rotate and set up on the filter tube, the internal surface fixedly connected with connecting rod (6) of third cylinder portion (4), the fixed axostylus axostyle that is provided with of one end of connecting rod (6), the bottom fixedly connected with of axostylus axostyle scrapes pole (8), scrape pole (8) be the slope setting and closely laminate with the surface of filter screen (5).
5. A single stage, two pass centrifugal pump as claimed in claim 1, wherein: the impurity box (2) is provided with a vertical section, and an impurity storage cavity (15) is formed inside the impurity box and used for storing impurities.
6. The single stage, two pass centrifugal pump of claim 5, wherein: and a downward-inclined anti-backflow plate (12) is arranged on the inner wall surface of the top of the vertical section of the impurity box (2).
CN202220568325.XU 2022-03-15 2022-03-15 Single-stage double-channel centrifugal pump Active CN217327688U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220568325.XU CN217327688U (en) 2022-03-15 2022-03-15 Single-stage double-channel centrifugal pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220568325.XU CN217327688U (en) 2022-03-15 2022-03-15 Single-stage double-channel centrifugal pump

Publications (1)

Publication Number Publication Date
CN217327688U true CN217327688U (en) 2022-08-30

Family

ID=83002104

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220568325.XU Active CN217327688U (en) 2022-03-15 2022-03-15 Single-stage double-channel centrifugal pump

Country Status (1)

Country Link
CN (1) CN217327688U (en)

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