CN214998254U

CN214998254U - Chemical centrifugal pump with prevent blockking up function

Info

Publication number: CN214998254U
Application number: CN202023310921.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shenyang General Pump Manufacturing Co ltd
Current assignee: Shenyang General Pump Manufacturing Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-12-03
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to the technical field of centrifugal pumps, in particular to a chemical centrifugal pump with anti-blocking function, which comprises a pump body, a dredging pipe and a communicating pipe, wherein the dredging pipe is connected with the left end of the pump body and communicated with the pump body; impurity that gets into in the pump body is filtered through the filter to the centrifugal pump is inside to produce and block up, and when the filter produced and blockked up, make the mediation needle bar insert in the filtration pore, the mediation needle bar then promotes the impurity in the filtration pore left and pushes out the filtration pore, thereby does benefit to the mediation filtration pore, produces the jam in order to avoid filtering the pore, has guaranteed the filter effect of filter.

Description

Chemical centrifugal pump with prevent blockking up function

Technical Field

The utility model relates to a centrifugal pump technical field especially relates to a chemical industry centrifugal pump with prevent blockking up function.

Background

The centrifugal pump has various forms such as vertical type, horizontal type, single stage, multistage, single suction, double suction, self suction and the like. Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.

Present chemical industry centrifugal pump, the centrifugal pump is when carrying rivers, because the aquatic has more impurity, impurity directly enters into the pump body in easily leading to the pump body to produce and blocks up, if when filtering impurity through the filter, impurity then easily blocks up the filter, and impurity on the filter then is difficult to clear up, influence follow-up filter effect, even can set up the clearance structure in some centrifugal pumps and carry out the clearance of impurity to the filter, but the clearance is not comprehensive enough, impurity after the clearance also is difficult to discharge moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a chemical centrifugal pump with prevent blockking up function to the impurity that solves above-mentioned background art and proposes easily blocks up the pump body, and the difficult clearance of impurity on the filter, and the clearance is not comprehensive enough, the difficult exhaust problem of impurity.

In order to solve the prior art problem, the utility model discloses a chemical industry centrifugal pump with prevent blockking up function, including the pump body, dredge pipe and communicating pipe, dredge pipe meet in the left end of the pump body and with the pump body communicates with each other, communicating pipe meet in dredge pipe's left end and with dredge pipe communicates with each other:

the right end of the inner wall of the dredging pipe is fixedly connected with six spring buffer rods, the left end of each spring buffer rod is fixedly connected with a buffer plate, the left end of each buffer plate is fixedly connected with a telescopic rod, a dredging plate is fixedly connected between the left ends of the six telescopic rods, the right end of the inner part of the communicating pipe is fixedly connected with a filter plate, a plurality of filter holes which are communicated from left to right are formed in the inner side of the filter plate, and the left end of the dredging plate is fixedly connected with a plurality of dredging needle rods for dredging the filter holes;

the lower end of the right side of the communicating pipe is fixedly connected with an internal thread sewage discharging pipe used for discharging impurities, the internal thread sewage discharging pipe is communicated with the communicating pipe, and the lower end of the inside of the communicating pipe is in threaded connection with an external thread sealing plug used for sealing the internal thread sewage discharging pipe.

Furthermore, the upper end of the pump body is connected with a drain pipe communicated with the pump body, and the pump body comprises a rotating motor, a rotating shaft and an impeller.

Furthermore, the dredging needle rod is in a pointed cone shape and is in one-to-one correspondence with the filtering holes, the left end of the dredging needle rod penetrates into the filtering holes, and the maximum outer diameter of the dredging needle rod is smaller than the inner diameter of the filtering holes.

Furthermore, the left end of the communicating pipe is fixedly connected with a sealing pipe, and a telescopic cylinder is fixedly connected to the middle position of the left end of the inner wall of the sealing pipe.

Furthermore, the right end of the telescopic cylinder penetrates out of the right side of the sealing pipe and extends into the communicating pipe, a movable rod penetrates through the right side of the filter plate and is fixedly connected with the right end of the telescopic cylinder, the right end of the movable rod is connected with the middle part of the left end of the dredging plate, and the movable rod slides left and right along the filter plate.

Furthermore, the left side of the upper end of the communicating pipe is connected with a water inlet pipe, and the water inlet pipe is communicated with the communicating pipe.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

impurity in getting into the pump body is filtered through the filter, so as to avoid the inside production of centrifugal pump to block up, and when the filter produced the jam, make the mediation needle bar insert filter downthehole, the mediation needle bar then promotes the impurity in the filter downthehole left and releases the filter hole, thereby do benefit to the mediation filter hole, so as to avoid the filter hole to produce the jam, the filter effect of filter has been guaranteed, and make the clearance of filter convenient and fast more, because mediation needle bar and filter hole one-to-one, consequently, the clearance wholeness has been guaranteed, and separate external screw thread sealing plug and internal thread blow off pipe, the impurity that produces after the mediation then discharges through internal thread blow off pipe, impurity treatment's convenience has been guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partially enlarged structure A of the present invention;

fig. 3 is the left side view structure diagram of the inside of the dredging pipe of the utility model.

In FIGS. 1-3: the pump body 1, dredge pipe 2, drain pipe 3, communicating pipe 4, internal thread blow off pipe 5, external screw thread sealing plug 6, spring buffer pole 7, buffer board 8, telescopic link 9, mediation board 10, inlet tube 11, sealed tube 12, telescopic cylinder 13, movable rod 14, filter 15, mediation needle bar 16, filtration pore 17.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3:

the utility model provides a chemical centrifugal pump with prevent blockking up function, includes pump body 1, dredge pipe 2 and communicating pipe 4, dredge pipe 2 meet in the left end of pump body 1 and with pump body 1 communicates with each other, communicating pipe 4 meet in dredge pipe 2's left end and with dredge pipe 2 communicates with each other:

the right end of the inner wall of the dredging pipe 2 is fixedly connected with six spring buffer rods 7, the left end of each spring buffer rod 7 is fixedly connected with a buffer plate 8, the left end of each buffer plate 8 is fixedly connected with a telescopic rod 9, six dredging plates 10 are fixedly connected between the left ends of the telescopic rods 9, the right end inside the communicating pipe 4 is fixedly connected with a filter plate 15, the inner side of the filter plate 15 is provided with a plurality of filter holes 17 which are communicated left and right, the left end of each dredging plate 10 is fixedly connected with a plurality of dredging needle rods 16 for dredging the filter holes 17, the upper end of the pump body 1 is connected with a drain pipe 3 communicated with the pump body 1, the pump body 1 comprises a rotating motor, a rotating shaft and an impeller, the left side of the upper end of the communicating pipe 4 is connected with a water inlet pipe 11, and the water inlet pipe 11 is communicated with the communicating pipe 4;

it is specific, initial position with dredging plate 10 sets up the left side at buffer board 8, dredging plate 10 contacts with buffer board 8 simultaneously, dredge needle bar 16 this moment and not insert in filtering hole 17, enter into communicating pipe 4 through inlet tube 11 when rivers, filtration hole 17 on the rethread filter 15 filters, impurity then is blockked to filter in the left side of filter 15, rivers then enter into pump body 1 through dredging pipe 2 in, finally make rivers follow drain pipe 3 and discharge through the rotation of impeller, thereby reduce impurity and enter into pump body 1 in, prevent that pump body 1 from producing the jam, the life of pump body 1 has been guaranteed.

A sealing pipe 12 is fixedly connected to the left end of the communicating pipe 4, a telescopic cylinder 13 is fixedly connected to the middle position of the left end of the inner wall of the sealing pipe 12, the right end of the telescopic cylinder 13 penetrates through the right side of the sealing pipe 12 and extends into the communicating pipe 4, a movable rod 14 penetrating through the right side of the filter plate 15 is fixedly connected to the right end of the telescopic cylinder 13, the right end of the movable rod 14 is connected with the middle part of the left end of the dredging plate 10, and the movable rod 14 slides left and right along the filter plate 15;

further, when water flow enters the dredging pipe 2, the water flow impacts the dredging plate 10 rightwards, the buffer plate 8 supports the dredging plate 10, meanwhile, the buffer performance of the spring buffer rod 7 is utilized to prevent the situation that the dredging plate 10 is impacted by water flow degree to cause failure of the telescopic cylinder 13, the stability of the dredging plate 10 in the dredging pipe 2 is ensured, when impurities in the filtering hole 17 are more, the telescopic cylinder 13 contracts, the movable rod 14 drives the dredging plate 10 to move leftwards, the telescopic rod 9 contracts simultaneously, the dredging needle rod 16 is inserted into the filtering hole 17 to push the impurities in the filtering hole 17 leftwards and push out the filtering hole 17, so that the effect of dredging the filtering hole 17 is quickly achieved, the situation that the filtering hole 17 is blocked to be difficult to clean is avoided, the filtering effect of the filtering plate 15 is ensured, and the cleaning of the filtering plate 15 is more convenient and quick, the dredging needle rods 16 correspond to the filtering holes 17 one by one, so that the cleaning comprehensiveness is ensured.

An internal thread sewage discharge pipe 5 for discharging impurities is fixedly connected to the lower end of the right side of the communicating pipe 4, the internal thread sewage discharge pipe 5 is communicated with the communicating pipe 4, and an external thread sealing plug 6 for sealing the internal thread sewage discharge pipe 5 is in threaded connection with the lower end inside the communicating pipe 4;

further, impurity in the filtration pore 17 is cleared up the back and can fall into communicating pipe 4 in, twist external screw thread sealing plug 6 this moment, and make external screw thread sealing plug 6 and internal thread blow off pipe 5 separation, the impurity that produces after the mediation then discharges through internal thread blow off pipe 5, in order to avoid impurity excessive piling up in communicating pipe 4, impurity treatment's convenience has been guaranteed, and impurity treatment finishes the back, screw up external screw thread sealing plug 6 in seal tube 12, prevent to produce and leak.

The dredging needle rod 16 is in a pointed cone shape and is in one-to-one correspondence with the filtering holes 17, the left end of the dredging needle rod 16 is inserted into the filtering holes 17, and the maximum outer diameter of the dredging needle rod 16 is smaller than the inner diameter of the filtering holes 17;

further, since the maximum outer diameter of the pull through needle bar 16 is smaller than the inner diameter of the filter hole 17, the pull through needle bar 16 is prevented from being abraded by friction with the filter hole 17, and the tapered pull through needle bar 16 can be inserted into the filter hole 17 more smoothly.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting 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. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a chemical centrifugal pump with prevent blockking up function, includes the pump body (1), dredge pipe (2) and communicating pipe (4), dredge pipe (2) meet in the left end of the pump body (1) and with the pump body (1) communicates with each other, communicating pipe (4) meet in the left end of dredging pipe (2) and with dredge pipe (2) communicate with each other, its characterized in that:

the right end of the inner wall of the dredging pipe (2) is fixedly connected with six spring buffer rods (7), the left end of each spring buffer rod (7) is fixedly connected with a buffer plate (8), the left end of each buffer plate (8) is fixedly connected with a telescopic rod (9), dredging plates (10) are fixedly connected among the left ends of the six telescopic rods (9), the right end inside the communicating pipe (4) is fixedly connected with a filter plate (15), a plurality of filter holes (17) which are communicated from left to right are formed in the inner side of the filter plate (15), and a plurality of dredging needle rods (16) used for dredging the filter holes (17) are fixedly connected to the left end of the dredging plate (10);

communicating pipe (4) right side lower extreme fixedly connected with is used for discharging internal thread blow off pipe (5) of impurity, internal thread blow off pipe (5) with communicating pipe (4) communicate with each other, just communicating pipe (4) inside lower extreme threaded connection has and is used for sealing external screw thread sealing plug (6) of internal thread blow off pipe (5).

2. The chemical centrifugal pump with the anti-clogging function according to claim 1, characterized in that: the upper end of the pump body (1) is connected with a drain pipe (3) communicated with the pump body, and the pump body (1) comprises a rotating motor, a rotating shaft and an impeller.

3. The chemical centrifugal pump with the anti-clogging function according to claim 1, characterized in that: the dredging needle rod (16) is in a pointed cone shape and is in one-to-one correspondence with the filtering holes (17), the left end of the dredging needle rod (16) penetrates into the filtering holes (17), and the maximum outer diameter of the dredging needle rod (16) is smaller than the inner diameter of the filtering holes (17).

4. The chemical centrifugal pump with the anti-clogging function according to claim 1, characterized in that: the left end of the communicating pipe (4) is fixedly connected with a sealing pipe (12), and a telescopic cylinder (13) is fixedly connected to the middle position of the left end of the inner wall of the sealing pipe (12).

5. The chemical centrifugal pump with the anti-clogging function according to claim 4, characterized in that: the right end of the telescopic cylinder (13) penetrates out of the right side of the sealing pipe (12) and extends into the communicating pipe (4), a movable rod (14) penetrates through the right side of the filtering plate (15) and is fixedly connected with the right end of the telescopic cylinder (13), the right end of the movable rod (14) is connected with the middle of the left end of the dredging plate (10), and the movable rod (14) slides left and right along the filtering plate (15).

6. The chemical centrifugal pump with the anti-clogging function according to claim 1, characterized in that: the left side of the upper end of the communicating pipe (4) is connected with a water inlet pipe (11), and the water inlet pipe (11) is communicated with the communicating pipe (4).