CN220816053U - Conjuncted mixed flow pump - Google Patents

Abstract

The utility model discloses a conjuncted mixed flow pump, which belongs to the technical field of mixed flow pumps and comprises a mixed flow pump body, wherein a connecting pipe is fixed on a water inlet pipe of the mixed flow pump body, a first telescopic pipe is arranged on one side of the connecting pipe, which is far away from the mixed flow pump body, both ends of the first telescopic pipe are connected with first valves in a threaded manner, a first valve, which is close to the connecting pipe, is connected with the connecting pipe in a threaded manner, a guide pipe is connected with the first valve, which is far away from the connecting pipe in a threaded manner, a check ring, a first filter screen and a first sealing ring are arranged in the connecting pipe, second valves are fixed on the connecting pipe and the guide pipe, an elbow pipe is fixed on the second valve, which is close to the connecting pipe, one end, which is far away from the connecting pipe, of the second telescopic pipe is connected with a branch pipe in a threaded manner, one end, which is far away from the second telescopic pipe, is connected with the second valve, which is close to the guide pipe, and a second filter screen and a second sealing ring are arranged in the elbow pipe. The conjuncted mixed flow pump is convenient to replace the first filter screen and the second filter screen and convenient to detach.

Description

Conjuncted mixed flow pump

Technical Field

The utility model belongs to the technical field of mixed flow pumps, and particularly relates to a conjuncted mixed flow pump.

Background

A mixed flow pump is a pump interposed between a centrifugal pump and an axial flow pump. The specific speed of the mixed flow pump is higher than that of the centrifugal pump and lower than that of the axial flow pump, and is generally between 300 and 500. Its head is higher than that of an axial flow pump, but its flow rate is smaller than that of an axial flow pump and greater than that of a centrifugal pump, and a mixed flow pump is used for conveying clean and polluted medium, chemically neutral or aggressive medium.

In order to filter impurities in a medium, a filtering mechanism is usually arranged at a water inlet pipe of the mixed flow pump, and a filter screen of the filtering mechanism is usually stopped from being used when the filter screen is cleaned or replaced, so that the medium conveying is affected.

Disclosure of utility model

The present utility model is directed to a combined mixed pump, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a conjuncted formula mixed flow pump, includes the mixed flow pump body, be fixed with the connecting pipe on the inlet tube of mixed flow pump body, one side that the mixed flow pump body was kept away from to the connecting pipe is equipped with first flexible pipe, the equal threaded connection in both ends of first flexible pipe has first valve, is close to the first valve and the connecting pipe threaded connection of connecting pipe, and threaded connection has the pipe on keeping away from the first valve of connecting pipe, be equipped with retaining ring, first filter screen and first sealing washer in the connecting pipe, all be fixed with the second valve on connecting pipe and the pipe, be fixed with the return bend on the second valve that is close to the connecting pipe, the one end threaded connection that the connecting pipe was kept away from to the return bend has the second flexible pipe, the one end threaded connection branch pipe was kept away from to the second flexible pipe and is close to the second valve connection of pipe, be equipped with second filter screen and second sealing washer in the return bend.

In a further embodiment, a support plate is fixed at the bottom end of the mixed flow pump body, a base is arranged below the support plate, two sliding blocks are fixed at the bottom end of the support plate, and two clamping grooves matched with the sliding blocks are formed in the top end of the base.

In further embodiments, the draw-in grooves have all been seted up to the both sides of extension board, all are equipped with the inserted block in two draw-in grooves, two the lateral wall that the inserted block is on the back of the body all is fixed with the connecting rod, two all overlap on the connecting rod has two springs, set up four through-holes that supply the tip of connecting rod to pass on the base, utilize the bolt to fix the base behind subaerial, only need to stimulate two connecting rods, two connecting rods drive two inserted blocks and keep away from the extension board and remove, and the extension board can be lifted down the extension board together with the mixed flow pump body of fixing on the extension board and maintain, need not to use the instrument to lift down the bolt that is used for unable adjustment base, has saved the time.

In further embodiments, a plurality of holders are fixed on the top of the support plate, a plurality of locking bolts are arranged above the support plate, two screw holes matched with the locking bolts are formed in each holder, the locking bolts are screwed after the conducting wires of the mixed flow pump body are placed in the holders, the conducting wires can be fixed and combed, and the use of the mixed flow pump body is prevented from being influenced by loosening of the conducting wires.

In a further embodiment, a plurality of arc-shaped pads are fixed in the clamping seats, and the arc-shaped pads are arranged to avoid the clamping of the clamping seats to hurt the wires.

In a further embodiment, the elbow is welded to the second valve proximate the connecting tube.

The utility model has the technical effects and advantages that: this conjuncted formula mixed flow pump utilizes the bolt to fix the base subaerial, the medium that needs to carry gets into in first flexible pipe and the flexible pipe of second through the pipe, first filter screen and second filter screen filter the impurity in the medium, the medium after filtering gets into the mixed flow pump body through the connecting pipe and discharges from the drain pipe of mixed flow pump body, when needing to clear up or change first filter screen, close two first valves, open two second valves, rotatory first flexible pipe can lift first flexible pipe off the first valve that is close to the connecting pipe, make things convenient for taking out of first filter screen to clear up or change, clear up or change the in-process of first filter screen utilize the second filter screen to filter the medium, when need clear up or change the second filter screen, open two first valves, close two second valves, rotatory second flexible pipe can be followed and be removed from the second valve that is close to the connecting pipe, clear up or change the in-process of second filter screen utilizes first filter screen to filter the medium, need not stop using the mixed flow pump body, and then avoid influencing the transportation of medium.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a first valve of the present utility model in combination with a first bellows;

FIG. 3 is a cross-sectional view of the elbow of the present utility model in combination with a second telescoping tube;

Fig. 4 is an enlarged view of the structure of fig. 1a in accordance with the present utility model.

In the figure: 1. a mixed flow pump body; 2. a connecting pipe; 3. a first valve; 4. a first telescopic tube; 5. a conduit; 6. a second valve; 7. a branch pipe; 8. a second telescopic tube; 9. bending the pipe; 10. a support plate; 11. a slide block; 12. a base; 13. a connecting rod; 14. inserting blocks; 15. a retainer ring; 16. a first filter screen; 17. a first seal ring; 18. a second filter screen; 19. a second seal ring; 20. a spring; 21. a clamping seat; 22. an arc-shaped pad; 23. a locking bolt.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Referring to fig. 1 to 4, the present utility model provides a combined mixed pump, including a mixed pump body 1, a connecting pipe 2 is fixed on a water inlet pipe of the mixed pump body 1 through a bolt, a first telescopic pipe 4 is arranged on one side of the connecting pipe 2 far away from the mixed pump body 1, two ends of the first telescopic pipe 4 are both connected with a first valve 3 in a threaded manner, a first valve 3 close to the connecting pipe 2 is connected with the connecting pipe 2 in a threaded manner, a conduit 5 is connected with the first valve 3 far away from the connecting pipe 2 in a threaded manner, a retainer ring 15, a first filter screen 16 and a first sealing ring 17 are arranged in the connecting pipe 2, a second valve 6 is welded and fixed on the connecting pipe 2 and the conduit 5, an elbow 9 is fixed on the second valve 6 close to the connecting pipe 2, one end of the elbow 9 far away from the connecting pipe 2 is connected with a second telescopic pipe 8 in a threaded manner, one end of the second telescopic pipe 8 far away from the elbow 9 is connected with a branch pipe 7 in a threaded manner, one end of the branch pipe 7 far away from the second telescopic pipe 8 is welded with the second valve 6 close to the conduit 5, and a second filter screen 18 and a second sealing ring 19 are arranged in the elbow 9.

The bottom of the mixed flow pump body 1 is fixedly provided with a support plate 10 through bolts, a base 12 is arranged below the support plate 10, two sliding blocks 11 are fixedly welded at the bottom end of the support plate 10, and two clamping grooves matched with the sliding blocks 11 are formed in the top end of the base 12.

Clamping grooves are formed in two sides of the support plate 10, inserting blocks 14 are arranged in the two clamping grooves, connecting rods 13 are fixedly welded on the side walls of the two inserting blocks 14, two springs 20 are sleeved on the two connecting rods 13, four through holes for the ends of the connecting rods 13 to pass through are formed in the base 12, the base 12 is fixed on the ground by using bolts, only the two connecting rods 13 are pulled, the two connecting rods 13 drive the two inserting blocks 14 to move away from the support plate 10, the support plate 10 can be detached and maintained together with the mixed flow pump body 1 fixed on the support plate 10 by pulling the support plate 10, the bolts for fixing the base 12 are not required to be detached by using tools, and time is saved.

The top welded fastening of extension board 10 has a plurality of holders 21, and the top of extension board 10 is equipped with a plurality of locking bolt 23, has all offered two screw with locking bolt 23 adaptation on every holder 21, screws up locking bolt 23 after placing the wire (not shown in the figure) of mixing pump body 1 from taking in holder 21 in, can fix and comb the wire, avoids the use of wire not hard up influence mixing pump body 1.

Arc pads 22 are fixed in the clamping seats 21 through adhesives, and the arc pads 22 can protect the wires and prevent the clamping seats 21 from clamping the wires.

The bent pipe 9 is welded to the second valve 6 adjacent to the connecting pipe 2.

According to the working principle, the base 12 is fixed on the ground by the aid of the bolts, the outer pipeline is connected with the guide pipe 5 by the aid of the bolts, media in the pipeline enter the guide pipe 5, the media enter the first telescopic pipe 4 and the second telescopic pipe 8 through the guide pipe 5, impurities in the media are filtered by the first filter screen 16 and the second filter screen 18, the filtered media enter the mixed flow pump body 1 through the connecting pipe 2 and are discharged from a drain pipe of the mixed flow pump body 1, when the first filter screen 16 needs to be cleaned or replaced, the two first valves 3 are closed, the two second valves 6 are opened, the first telescopic pipe 4 can be detached from the first valve 3 close to the connecting pipe 2 by rotating the first telescopic pipe 4, the first filter screen 16 is conveniently cleaned or replaced by the aid of the second filter screen 18 in the process of cleaning or replacing the first filter screen 16, when the second filter screen 18 needs to be cleaned or replaced by the aid of the second filter screen 18, the two first valves 3 are opened, the second telescopic pipe 8 can be detached from the second valve 6 close to the second filter screen 6, the second filter screen 8 does not need to be replaced by the aid of the second filter screen 18 in the process of cleaning or replacing the first filter screen 16, and the media need to be removed by the filter screen 1 in the process of cleaning or replacing the filter screen 1.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a conjuncted formula mixed flow pump, includes mixed flow pump body (1), its characterized in that: be fixed with connecting pipe (2) on the inlet tube of mixed flow pump body (1), one side that mixed flow pump body (1) was kept away from to connecting pipe (2) is equipped with first flexible pipe (4), the equal threaded connection in both ends of first flexible pipe (4) has first valve (3), and the first valve (3) that are close to connecting pipe (2) and connecting pipe (2) threaded connection, the last threaded connection of first valve (3) that keep away from connecting pipe (2) has pipe (5), be equipped with retaining ring (15), first filter screen (16) and first sealing washer (17) in connecting pipe (2), all be fixed with second valve (6) on connecting pipe (2) and pipe (5), be close to on second valve (6) of connecting pipe (2) and be fixed with return bend (9), the one end threaded connection that connecting pipe (2) was kept away from to return bend (9) has second flexible pipe (8), the one end threaded connection that second flexible pipe (8) kept away from return bend (9) has branch pipe (7), branch pipe (7) keep away from second valve (6) and be equipped with second filter screen (18) that are close to second valve (5).

2. The combined type mixed flow pump according to claim 1, wherein: the bottom end fixing of mixed flow pump body (1) has extension board (10), the below of extension board (10) is equipped with base (12), the bottom end fixing of extension board (10) has two sliders (11), two draw-in grooves with slider (11) adaptation have been seted up on the top of base (12).

3. The combined type mixed flow pump according to claim 2, wherein: clamping grooves are formed in two sides of the support plate (10), inserting blocks (14) are arranged in the two clamping grooves, connecting rods (13) are fixed on the side walls of the inserting blocks (14) which are opposite to each other, two springs (20) are sleeved on the connecting rods (13), and four through holes for the end portions of the connecting rods (13) to pass through are formed in the base (12).

4. The combined type mixed flow pump according to claim 2, wherein: the top of extension board (10) is fixed with a plurality of holders (21), the top of extension board (10) is equipped with a plurality of locking bolt (23), has all seted up two screw with locking bolt (23) adaptation on every holder (21).

5. The combined type mixed flow pump according to claim 4, wherein: arc-shaped pads (22) are fixed in the clamping seats (21).

6. The combined type mixed flow pump according to claim 1, wherein: the bent pipe (9) is welded with the second valve (6) close to the connecting pipe (2).