CN216447197U

CN216447197U - Vertical wear-resisting centrifugal pump

Info

Publication number: CN216447197U
Application number: CN202122546551.6U
Authority: CN
Inventors: 王凯
Original assignee: Qingdao Huanpu Energy Saving Technology Co ltd
Current assignee: Qingdao Huanpu Energy Saving Technology Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-05-06
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a vertical wear-resistant centrifugal pump, which relates to the technical field of centrifugal pumps and comprises a driving motor and a centrifugal pump, wherein the centrifugal pump is fixedly connected to the bottom surface of the driving motor, a pump cover is arranged at the top end of the centrifugal pump, a water inlet is fixedly connected to the left side of the centrifugal pump, a filtering mechanism is arranged on the side surface of the water inlet, a fixing mechanism is arranged on the side surface of the pump cover, and the fixing mechanism extends to the inside of the pump cover. According to the centrifugal pump, the filter screen, the sand discharge port, the sand collecting box, the baffle, the tensioning spring, the fixing block and the driving rod are matched with one another, sand particles in water flow are filtered by the filter screen, and the sand particles enter the sand collecting box along the sand discharge port through movement of the baffle, so that the problems that the centrifugal pump is easily abraded and blocked due to the sand particles in water when the centrifugal pump is used are solved, abrasion and blockage of the centrifugal pump are avoided, and the service life of the centrifugal pump is prolonged.

Description

Vertical wear-resisting centrifugal pump

Technical Field

The utility model relates to a centrifugal pump, relates to the technical field of centrifugal pumps, and particularly relates to a vertical wear-resistant centrifugal pump.

Background

The centrifugal pump works by utilizing the rotation of an impeller to enable water to generate centrifugal motion, before the water pump is started, a pump shell and a water suction pipe are filled with water, then a motor is started, a pump shaft drives the impeller and the water to generate high-speed rotation motion, the water generates centrifugal motion and is thrown to the outer edge of the impeller, and the water flows into a water pressure pipeline of the water pump through a flow channel of a volute-shaped pump shell.

The following problems exist in the prior art:

1. when the centrifugal pump is used for a long time, the centrifugal pump is abraded due to the sand contained in circulating water, so that the service life of the centrifugal pump is influenced, and the common centrifugal pump is lack of a cleaning device for the sand, so that the centrifugal pump is easy to block for a long time;

2. when the ordinary centrifugal pump is used, the fixation between the pump cover and the pump body is inconvenient, which not only affects the sealing performance of the whole centrifugal pump, but also is inconvenient when the centrifugal pump is maintained, so that the maintenance efficiency of the centrifugal pump is reduced, thereby affecting the use of the centrifugal pump,

SUMMERY OF THE UTILITY MODEL

The utility model provides a vertical wear-resistant centrifugal pump, which aims to have the effects of filtering water flow entering the centrifugal pump and cleaning filtered sand grains and solve the problem that the centrifugal pump is easy to wear and block due to the sand grains in water when the centrifugal pump is used; wherein another kind of purpose is in order to solve the inconvenient fixed problem between the centrifugal pump cover and the pump body to reach the effect that conveniently fixes and dismantle the pump cover.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a vertical wear-resisting centrifugal pump, includes driving motor and centrifugal pump, centrifugal pump fixed connection is in driving motor's bottom surface, the top of centrifugal pump is provided with the pump cover, the left side fixedly connected with water inlet of centrifugal pump, the side of water inlet is provided with filtering mechanism, the side of pump cover is provided with fixed establishment, fixed establishment extends to the inside of pump cover.

The filter mechanism comprises a filter box, the filter box is arranged on the side face of the water inlet, and a filter screen is arranged in the filter box.

The fixing mechanism comprises a knob, the knob is arranged on the side face of the water inlet, a rubber pad is arranged on the left side of the knob, and a connecting rod is fixedly connected to the left end of the knob.

The technical scheme of the utility model is further improved as follows: the bottom end of the rubber pad is provided with a sand discharge port, the bottom end inside the filter box is provided with a sand collecting box, and the middle of the sand discharge port is provided with a baffle.

By adopting the technical scheme, the sand discharge port, the sand collecting box and the baffle plate in the scheme are mutually matched, so that filtered sand particles can flow into the sand collecting box through the sand discharge port, and the blockage of the centrifugal pump is avoided.

The technical scheme of the utility model is further improved as follows: the left end fixedly connected with tensioning spring of baffle, the front end fixedly connected with fixed block of baffle, the side swing joint of fixed block has the actuating lever.

Adopt above-mentioned technical scheme, the baffle in the row's of sand mouth can be controlled to the mutual cooperation between taut spring, fixed block, the actuating lever in this scheme to the whereabouts of control grains of sand.

The technical scheme of the utility model is further improved as follows: the left end of the connecting rod is fixedly connected with a driving bevel gear, the side surface of the driving bevel gear is connected with a driven bevel gear in a meshed mode, the left end of the driving bevel gear is fixedly connected with a rotating block, and the side surface of the rotating block is provided with a clamping mechanism.

By adopting the technical scheme, the pump cover and the pump body can be fixed by mutually matching the driving bevel gear, the driven bevel gear, the rotating block and the clamping mechanism in the scheme.

The technical scheme of the utility model is further improved as follows: the clamping mechanism comprises a moving block, the moving block is arranged on the left side of the driving bevel gear, and a top rod is fixedly connected to the bottom end of the moving block.

By adopting the technical scheme, the movable block and the ejector rod in the scheme are matched with each other, so that the fixation of the pump cover and the pump body can be controlled.

The technical scheme of the utility model is further improved as follows: the bottom of ejector pin is provided with the sliding block, the top right side fixedly connected with fixture block of sliding block, the right side of sliding block is provided with the tight spring in top.

By adopting the technical scheme, the sliding block, the clamping block and the jacking spring in the scheme are mutually matched, and the sliding block drives the clamping block to move so as to be clamped into the pump cover, so that the pump cover and the pump body are fixed.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:

1. the utility model provides a vertical wear-resistant centrifugal pump, which is characterized in that sand particles in water flow are filtered by a filter screen through the mutual matching of the filter screen, a sand discharge port, a sand collecting box, a baffle, a tensioning spring, a fixed block and a driving rod, and the sand particles enter the sand collecting box along the sand discharge port through the movement of the baffle, so that the problems that the centrifugal pump is easily abraded and blocked by the sand particles in the water when the centrifugal pump is used are solved, the abrasion and the blockage of the centrifugal pump are avoided, and the service life of the centrifugal pump is prolonged.

2. The utility model provides a vertical wear-resistant centrifugal pump, which is characterized in that a rotating block drives a moving block to move through the matching of a driving bevel gear, a rotating block, a moving block, an ejector rod, a sliding block, a clamping block and a jacking spring, so that the ejector rod pushes the sliding block to drive the clamping block to move, and the clamping block is clamped in a pump cover, thereby solving the problem that the centrifugal pump cover and a pump body are inconvenient to fix, facilitating the maintenance of workers on the centrifugal pump, and facilitating the normal use of the centrifugal pump.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the filter mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the fixing mechanism of the present invention;

fig. 4 is a schematic sectional view of the chucking mechanism of the present invention.

In the figure: 1. a drive motor; 2. a centrifugal pump; 21. a pump cover; 22. a water inlet; 3. a filtering mechanism; 31. a filter box; 32. a filter screen; 33. a sand discharge port; 34. a sand collecting box; 35. a baffle plate; 36. tensioning the spring; 37. a fixed block; 38. a drive rod; 4. a fixing mechanism; 41. a knob; 42. a rubber pad; 43. a connecting rod; 44. a drive bevel gear; 45. a driven bevel gear; 46. rotating the block; 47. a chucking mechanism; 471. a moving block; 472. a top rod; 473. a slider; 474. a clamping block; 475. and tightly pushing the spring.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-4, the utility model provides a vertical wear-resistant centrifugal pump, which comprises a driving motor 1 and a centrifugal pump 2, wherein the centrifugal pump 2 is fixedly connected to the bottom surface of the driving motor 1, a pump cover 21 is arranged at the top end of the centrifugal pump 2, a water inlet 22 is fixedly connected to the left side of the centrifugal pump 2, a filtering mechanism 3 is arranged on the side surface of the water inlet 22, the filtering mechanism 3 comprises a filtering tank 31, the filtering tank 31 is arranged on the side surface of the water inlet 22, a filtering screen 32 is arranged inside the filtering tank 31, a fixing mechanism 4 is arranged on the side surface of the pump cover 21, the fixing mechanism 4 extends into the pump cover 21, the fixing mechanism 4 comprises a knob 41, the knob 41 is arranged on the side surface of the water inlet 22, a rubber pad 42 is arranged on the left side of the knob 41, and a connecting rod 43 is fixedly connected to the left end of the knob 41.

In this embodiment, drive centrifugal pump 2 through driving motor 1 and carry out work, water can follow the water inlet 22 on centrifugal pump 2 earlier and get into, and can pass through filter screen 32 in filtering mechanism 3 earlier, filter the grains of sand that contain in the aquatic, prevent that the grains of sand from causing wearing and tearing to centrifugal pump 2, later water flows into centrifugal pump 2's inside again, discharge from the outlet at last, when centrifugal pump 2 broke down, the knob 41 on the accessible rotated fixed establishment 4, make pump cover 21 separate from centrifugal pump 2, thereby make things convenient for the maintenance of centrifugal pump 2.

Example 2

As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the bottom end of the rubber pad 42 is provided with a sand discharge port 33, the bottom end inside the filter box 31 is provided with a sand collecting box 34, the middle part of the sand discharge port 33 is provided with a baffle 35, the left end of the baffle 35 is fixedly connected with a tension spring 36, the front end of the baffle 35 is fixedly connected with a fixed block 37, and the side surface of the fixed block 37 is movably connected with a driving rod 38.

In this embodiment, the sand collecting box 34 in the filtering mechanism 3 is slowly drawn out, so that the driving rod 38 loses resistance, and the driving rod can move, the tension spring 36 can pull the baffle 35, the movement of the baffle 35 can enable the sand discharging port 33 to be communicated, and sand filtered by the filtering net 32 flows into the sand collecting box 34 along the sand discharging port 33, so that the centrifugal pump 2 is prevented from being blocked by the sand.

Example 3

As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the left end of the connecting rod 43 is fixedly connected with a driving bevel gear 44, the side surface of the driving bevel gear 44 is engaged with a driven bevel gear 45, the left end of the driving bevel gear 44 is fixedly connected with a rotating block 46, the side surface of the rotating block 46 is provided with a clamping mechanism 47, the clamping mechanism 47 comprises a moving block 471, the moving block 471 is arranged at the left side of the driving bevel gear 44, the bottom end of the moving block 471 is fixedly connected with a top rod 472, the bottom end of the top rod 472 is provided with a sliding block 473, the top right side of the sliding block 473 is fixedly connected with a clamping block 474, and the right side of the sliding block 473 is provided with a tightening spring 475.

In this embodiment, the rotation of connecting rod 43 can drive bevel gear 44 and rotate to make turning block 46 follow to rotate, when turning block 46 rotated, will drive movable block 471 and reciprocate, thereby control the removal of ejector pin 472, make ejector pin 472 push up two sliding blocks 473 of bottom, thereby drive the draw-in groove the inside in the pump cover 21 of fixture block 474 top, thereby fix pump cover 21.

The working principle of the vertical abrasion-resistant centrifugal pump is described in detail below.

As shown in fig. 1-4, the centrifugal pump 2 is driven to work by the driving motor 1, water enters from the water inlet 22 and passes through the filter screen 32, sand is filtered, the sand collecting box 34 is slowly drawn out, the driving rod 38 loses resistance and can move, the tensioning spring 36 can pull the baffle 35 to lead to the conduction of the sand discharge port 33, the sand flows into the sand collecting box 34, the centrifugal pump 2 is prevented from being blocked by the sand, when the centrifugal pump 2 fails, the knob 41 can be rotated by the rotation of the knob 41 to rotate the connecting rod 43 and drive the bevel gear 44 to rotate, the moving block 471 is driven by the rotating block 46 to move, the movement of the ejector rod 472 is controlled, the two sliding blocks 473 lose resistance and are jacked by the jacking spring 475 to drive the clamping block 474 to be separated from the clamping groove in the pump cover 21, the pump cover 21 is opened, and the maintenance of the centrifugal pump 2 is facilitated.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. The utility model provides a vertical wear-resisting centrifugal pump, includes driving motor (1) and centrifugal pump (2), centrifugal pump (2) fixed connection is in the bottom surface of driving motor (1), the top of centrifugal pump (2) is provided with pump cover (21), the left side fixedly connected with water inlet (22) of centrifugal pump (2), its characterized in that: a filtering mechanism (3) is arranged on the side surface of the water inlet (22), a fixing mechanism (4) is arranged on the side surface of the pump cover (21), and the fixing mechanism (4) extends into the pump cover (21);

the filtering mechanism (3) comprises a filtering box (31), the filtering box (31) is arranged on the side surface of the water inlet (22), and a filtering net (32) is arranged in the filtering box (31);

the fixing mechanism (4) comprises a knob (41), the knob (41) is arranged on the side face of the water inlet (22), a rubber pad (42) is arranged on the left side of the knob (41), and a connecting rod (43) is fixedly connected to the left end of the knob (41).

2. A vertical wear-resistant centrifugal pump according to claim 1, wherein: the sand discharging port (33) is formed in the bottom end of the rubber pad (42), the sand collecting box (34) is arranged at the bottom end of the inner portion of the filter box (31), and the baffle (35) is arranged in the middle of the sand discharging port (33).

3. A vertical wear-resistant centrifugal pump according to claim 2, characterized in that: the left end fixedly connected with of baffle (35) taut spring (36), the front end fixedly connected with fixed block (37) of baffle (35), the side swing joint of fixed block (37) has actuating lever (38).

4. A vertical wear-resistant centrifugal pump according to claim 1, characterized in that: the left end fixedly connected with drive bevel gear (44) of connecting rod (43), the side meshing of drive bevel gear (44) is connected with driven bevel gear (45), the left end fixedly connected with turning block (46) of drive bevel gear (44), the side of turning block (46) is provided with chucking mechanism (47).

5. A vertical wear-resistant centrifugal pump according to claim 4, characterized in that: the clamping mechanism (47) comprises a moving block (471), the moving block (471) is arranged on the left side of the driving bevel gear (44), and a top rod (472) is fixedly connected to the bottom end of the moving block (471).

6. A vertical wear-resistant centrifugal pump according to claim 5, characterized in that: the bottom end of the ejector rod (472) is provided with a sliding block (473), the right side of the top end of the sliding block (473) is fixedly connected with a clamping block (474), and the right side of the sliding block (473) is provided with a jacking spring (475).