CN214998496U

CN214998496U - Vertical long-shaft pump with filtering function

Info

Publication number: CN214998496U
Application number: CN202120862479.5U
Authority: CN
Inventors: 刘汉清
Original assignee: Jiangsu Double Wheel Pump Machinery Co ltd
Current assignee: Jiangsu Double Wheel Pump Machinery Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-12-03
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a vertical long axis pump with filtering capability, concretely relates to long axis pump equipment field, its technical scheme is: the device comprises a pump head and a pump pipe, wherein the pump head is fixedly connected below the pump pipe, and the device also comprises a fine filter layer assembly, a coarse filter layer assembly and a screen which are fixedly connected to the bottom of the pump head; thin filter layer subassembly bottom fixed connection coarse filter layer subassembly, coarse filter layer subassembly bottom fixed connection screen cloth, the beneficial effects of the utility model are that: two groups of filter layers, namely a fine filter layer assembly and a coarse filter layer assembly, are arranged at the pump head, so that the condition that large particles are adsorbed on the inner wall of a pump pipe after long-time use is reduced; the filter screen is fixed inside the filter bin in a movable clamping manner, so that the filter screen is convenient to disassemble, clean and replace, and the water pump is prevented from stopping working for a long time due to the cleaning of the filter screen; the fine filtering layer assembly and the coarse filtering layer assembly are connected with each other in a threaded connection mode, and are flexibly disassembled, so that the operation is simple and convenient, and the working efficiency of the pump body is improved.

Description

Vertical long-shaft pump with filtering function

Technical Field

The utility model relates to a major axis pump equipment field, concretely relates to vertical major axis pump with filtering capability.

Background

The vertical long-shaft pump belongs to one of centrifugal pumps, and is improved in performance of an underwater pump from the perspective of the centrifugal pump, so that the performance of the pump is greatly higher than that of the underwater pump, the pump can be used for conveying rainwater, iron oxide scale water, sewage, corrosive industrial wastewater, seawater and other liquids, the stability during operation is stronger, the performance is superior, a suction inlet of the pump is vertically downward, an outlet of the pump is horizontal, the pump is free of vacuumizing starting, the pump is installed on a single foundation, the water pump and a motor are directly connected, and the foundation occupied area is small; when the motor end is overlooked, the rotor part of the water pump rotates anticlockwise; the abrasion resistance of the impeller and the guide vane body is fully considered, so that the service life of parts such as the impeller and the guide vane body is greatly prolonged; the product runs stably, is safe and reliable, and is efficient and energy-saving; with the development of society, the vertical long-shaft pump is widely applied to industrial and mining enterprises such as tap water companies, sewage treatment plants, iron and steel plants, mines and the like, and projects such as municipal water supply and drainage, farmland irrigation, flood control and drainage and the like.

The prior art has the following defects: the existing vertical long-shaft pump is usually only provided with a group of filter screens at a water inlet for filtering treatment, and because the sizes of holes on the filter screens are consistent, not only is the filtering effect poor, but also impurity particles can enter a pipeline, and the impurity particles can be accumulated on the inner wall of the pipeline after long-term use, so that the water pump cannot normally work, and the pumping efficiency is influenced; some water pumps are provided with a plurality of groups of filter layers, but the filter layers are not easy to detach and replace in the using process, when the water pumps are detached and cleaned, the operation process is complicated, and in the cleaning process, the water pumps are in a state of stopping working, so that the time of pumping work is prolonged, and the use efficiency is reduced.

Therefore, it is necessary to develop a vertical long shaft pump with a filtering function.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a vertical long axis pump with filtering capability increases the filter effect through the filter screen that sets up two sets of different apertures, avoids pump body in the working process inside impurity of pump line to pile up to it is fixed with the mode installation that the filter screen in the filter layer adopted swing joint, and the convenience is dismantled it and is washd, changes or abluent problem with the difficult dismantlement of solving current long axis pump filter effect difference and filter screen.

In order to achieve the above object, the present invention provides the following technical solutions: a vertical long shaft pump with a filtering function comprises a pump head and a pump pipe, wherein the pump head is fixedly connected below the pump pipe, and the vertical long shaft pump also comprises a fine filtering layer assembly, a coarse filtering layer assembly and a screen which are fixedly connected to the bottom of the pump head; thin filter layer subassembly bottom fixed connection coarse filter layer subassembly, coarse filter layer subassembly bottom fixed connection screen cloth, thin filter layer subassembly includes handle, thin filter screen and filters the storehouse, filter the fixed connection handle on the storehouse outer wall, thin filter screen fixed mounting is inside filtering the storehouse, the inside fixed connection latch mechanism of thin filter screen, other structural component are the same with coarse filter layer subassembly except thin filter screen for thin filter layer subassembly.

Preferably, the fine filter layer assembly further comprises a first external thread, a second internal thread and a groove, the first external thread is arranged on the outer wall of the top of the filter bin, the second internal thread is arranged on the inner wall of the bottom of the filter bin, and the groove is arranged on the inner wall of the filter bin in the middle.

Preferably, two groups of handles are arranged in the fine filter layer assembly and are symmetrically arranged on the outer wall of the filter bin.

Preferably, the coarse filter layer component comprises a coarse filter screen, the coarse filter screen is fixedly connected to the inner wall of the filter bin, and the diameter of the through hole formed in the surface of the coarse filter screen is larger than that of the through hole formed in the surface of the fine filter screen.

Preferably, the clamping mechanism comprises a second connecting piece, a limiting groove, a clamping block, a limiting part and a spring, the second connecting piece is fixedly installed in the thin filter screen, the limiting groove is formed in the thin filter screen, the spring and the clamping block are installed in the limiting groove, one end of the spring is sleeved on the clamping block, the other end of the spring is fixedly installed on the side wall of the second connecting piece, and the clamping block is sleeved on the end of the spring and provided with the limiting part.

Preferably, the clamping mechanism further comprises a sliding groove and a poking piece, the sliding groove is formed in the outer surface of the top of the fine filter screen, and the poking piece penetrates through the sliding groove to be fixedly connected to the side wall of the clamping block.

Preferably, the top of the screen is provided with a second external thread, and the screen is in threaded connection with the bottom of the coarse filter layer assembly.

Preferably, the clamping mechanism is provided with four groups, and the four groups of clamping mechanisms are respectively and fixedly installed in the fine filter screen and the coarse filter screen.

Preferably, the bottom of the pump head is provided with a first connecting piece, and the inner wall of the first connecting piece is provided with a first internal thread.

Preferably, the filtering bin is made of aluminum alloy materials or galvanized stainless steel materials.

The utility model has the advantages that:

1. two groups of filter layers of a fine filter layer assembly and a coarse filter layer assembly are arranged at the pump head to filter the sucked liquid, and different filter effects can be achieved due to different sizes of filter holes of the two groups of filter layers, so that the condition that large particles are adsorbed on the inner wall of the pump pipe after long-time use is reduced;

2. the filter screens are fixed inside the filter bin in a movable clamping manner through the clamping mechanisms fixedly connected inside the two groups of filter screens, so that the filter screens are convenient to disassemble and clean, the filter screens are convenient to replace, the pump body continues to work through the replaced filter screens while the filter screens are disassembled and cleaned, the working time is prevented from being prolonged due to the cleaning of the filter screens, and the suction working efficiency is reduced;

3. fine filtering layer subassembly and coarse filtering layer subassembly are all through threaded connection's mode interconnect, through the rotatory dismouting of the handle at both ends for holistic filtering component can be dismantled in a flexible way, and easy operation is convenient, improves the work efficiency of the pump body.

Drawings

Fig. 1 is a front sectional view of the overall structure of embodiment 1 provided by the present invention;

fig. 2 is a schematic view of a fine filter screen in example 1 according to the present invention;

FIG. 3 is a top cross-sectional view of a fine screen in example 1 provided by the present invention;

FIG. 4 is a cross-sectional top view of a coarse strainer according to example 1 of the present invention;

FIG. 5 is a front cross-sectional view of a fine filter screen in example 1 according to the present invention;

fig. 6 is a schematic view of a block structure in embodiment 1 provided by the present invention;

fig. 7 is a front view of a screen in example 1 provided by the present invention;

fig. 8 is a schematic structural view of a fine filter layer assembly in example 1 provided by the present invention;

fig. 9 is a schematic structural view of a fine filter layer assembly in embodiment 2 provided by the present invention.

In the figure: 1 pump head, 2 pump lines, 3 fine filter layer assemblies, 4 coarse filter layer assemblies, 5 clamping mechanisms, 6 screens, 7 connecting pieces I, 8 internal threads I, 9 handles, 10 through holes, 11 fine filter screens, 12 coarse filter screens, 13 filter bins, 14 external threads I, 15 internal threads II, 16 grooves, 17 connecting pieces II, 18 limiting grooves, 19 clamping blocks, 20 stirring pieces, 21 limiting pieces, 22 springs, 23 sliding grooves and 24 external threads II.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1:

referring to the attached drawings 1-8, the utility model provides a vertical long-axis pump with filtering capability, which comprises a pump head 1 and a pump pipe 2, wherein the pump head 1 is fixedly connected below the pump pipe 2, and the vertical long-axis pump further comprises a fine filtering layer component 3, a coarse filtering layer component 4 and a screen 6 which are fixedly connected to the bottom of the pump head 1; the bottom of the fine filter layer component 3 is fixedly connected with a coarse filter layer component 4, the bottom of the coarse filter layer component 4 is fixedly connected with a screen 6, the fine filter layer component 3 comprises a handle 9, a fine filter screen 11 and a filter bin 13, the outer wall of the filter bin 13 is fixedly connected with the handle 9, the fine filter screen 11 is fixedly installed inside the filter bin 13, the fine filter screen 11 is fixedly connected with a clamping mechanism 5, other structural components of the fine filter layer component 3 except the fine filter screen 11 are the same as those of the coarse filter layer component 4, specifically, the fine filter layer component 3, the coarse filter layer component 4 and the screen 6 work synchronously, the layered filtering effect is achieved, particulate matter and impurities in liquid can be effectively filtered, and after the fine filter layer component is used for a long time, impurities are prevented from being accumulated on the inner wall of the pump pipe 2 to influence the use;

further, the fine filter layer assembly 3 further comprises a first external thread 14, a second internal thread 15 and a groove 16, the first external thread 14 is arranged on the outer wall of the top of the filter bin 13, the second internal thread 15 is arranged on the inner wall of the bottom of the filter bin 13, the groove 16 is centrally arranged on the inner wall of the filter bin 13, specifically, the fine filter layer assembly 3 is in threaded connection with the bottom of the pump head 1 through the first external thread 14, the groove 16 can clamp a clamping block 19 in the clamping mechanism 5, and the groove 16 is a circular groove;

furthermore, two groups of handles 9 are arranged in the fine filter layer assembly 3, the two groups of handles 9 are symmetrically arranged on the outer wall of the filter bin 13, and particularly, the filter bin 13 is convenient to rotate by grabbing the handles 9, so that the filter bin 13 is mounted or dismounted;

further, the coarse filtering layer assembly 4 comprises a coarse filtering screen 12, the coarse filtering screen 12 is fixedly connected to the inner wall of the filtering bin 13, the diameter of a through hole formed in the surface of the coarse filtering screen 12 is larger than that of a through hole formed in the surface of the fine filtering screen 11, specifically, the coarse filtering screen 12 plays a role of secondary filtering, liquid passing through the screen 6 is filtered, and larger particulate matters are filtered;

further, the clamping mechanism 5 includes a second connecting member 17, a limiting groove 18, a clamping block 19, a limiting member 21 and a spring 22, the second connecting member 17 is fixedly installed in the thin filter screen 11, the limiting groove 18 is arranged inside the thin filter screen 11, the limiting groove 18 is internally provided with the spring 22 and the clamping block 19, one end of the spring 22 is sleeved on the clamping block 19, the other end of the spring 22 is fixedly installed on the side wall of the second connecting member 17, the limiting member 21 is arranged at the end of the clamping block 19 sleeved on the spring 22, specifically, the clamping block 19 is arranged in the limiting groove 18, and the spring 22 is limited to stretch by the limiting member 21 in the clamping block 19, so that the spring 22 can eject one end of the clamping block 19 out of the limiting groove 18 to be clamped in the groove 16;

further, the clamping mechanism 5 further comprises a sliding groove 23 and a toggle piece 20, the sliding groove 23 is formed in the outer surface of the top of the fine filter screen 11, the toggle piece 20 penetrates through the sliding groove 23 and is fixedly connected to the side wall of the fixture block 19, specifically, the connected fixture block 19 is driven to extrude the spring 22 by moving the toggle piece 20 in the sliding groove 23, so that the part of the fixture block 19, which is exposed out of the limiting groove 18, is contracted, and the filter screen can be conveniently taken down;

further, an external thread II 24 is arranged at the top of the screen 6, the screen 6 is in threaded connection with the bottom of the rough filtering layer assembly 4, and specifically, the screen 6 is in threaded connection with the bottom of the rough filtering layer assembly 4 through the external thread II 24 at the top, so that the screen is convenient to mount and dismount;

furthermore, four sets of clamping mechanisms 5 are arranged, the four sets of clamping mechanisms 5 are respectively and fixedly installed in the fine filter screen 11 and the coarse filter screen 12, specifically, two sets of clamping mechanisms 5 are symmetrically arranged in each of the fine filter screen 11 and the coarse filter screen 12, and the clamping block 19 is made to move in a telescopic manner by pulling the pulling piece 20 in the clamping mechanisms 5, so that clamping and fixing are achieved;

further, the bottom of the pump head 1 is provided with a first connecting piece 7, the inner wall of the first connecting piece 7 is provided with a first internal thread 8, and specifically, the first internal thread 8 on the inner wall of the first connecting piece 7 is in threaded connection and fixation with a first external thread 14 on the top of a filter bin 13 in the fine filter layer assembly 3, so that the pump head is convenient to mount and dismount;

further, the filtering bin 13 is made of an aluminum alloy material, and specifically, the filtering bin 13 made of the aluminum alloy material has certain strength, stable metal property and light weight, and the weight of the integral long-axis pump cannot be excessively increased.

The utility model discloses a use as follows: the fine filter layer assembly 3 is fixed in a threaded connection with an internal thread I8 in a connecting piece I7 arranged at the bottom of a pump head 1 through an external thread I14 at the top of an internal filter bin 13, a coarse filter layer assembly 4 and the fine filter layer assembly 3 are consistent in structure except for the internal filter screen structure, the coarse filter layer assembly 4 is connected in a threaded connection with an internal thread II 15 at the bottom of the filter bin 13 in the fine filter layer assembly 3 through a thread I24 arranged at the top, similarly, the bottom of the coarse filter layer assembly 4 is also provided with an internal thread (not marked in the figure), a screen 6 is fixed in a threaded connection with the bottom of the coarse filter layer assembly 4 through a thread II 24 arranged at the top, wherein clamping mechanisms 5 are arranged in coarse filters 12 arranged in the coarse filter layer assembly 4 and fine filters 11 arranged in the fine filter layer assembly 3, the fine filter screens 11 and the coarse filter screens 12 are clamped in grooves 16 arranged on the inner wall of the filter bin 13, and a stirring piece 20 in the clamping mechanism 5 is stirred to move in a sliding groove 23, make the locating part 21 extrusion spring 22 in the fixture block 19 flexible, fixture block 19 moves to limiting groove 18 inside and can lift the filter screen off from recess 16 on the inner wall of filter bin 13 and wash or change, only need to pinch and dial piece 20 and make fixture block 19 keep the contraction state during the installation, moves the filter screen to recess 16 department, loosens and dials piece 20, and spring 22 kick-backs, reaches the joint effect in pushing into recess 16 with fixture block 19.

Example 2:

referring to the attached figure 9, the vertical long-shaft pump with the filtering function provided by the utility model comprises a pump head 1 and a pump pipe 2, wherein the pump head 1 is fixedly connected below the pump pipe 2, and the vertical long-shaft pump further comprises a fine filtering layer component 3, a coarse filtering layer component 4 and a screen 6 which are fixedly connected to the bottom of the pump head 1; the bottom of the fine filter layer component 3 is fixedly connected with a coarse filter layer component 4, the bottom of the coarse filter layer component 4 is fixedly connected with a screen 6, the fine filter layer component 3 comprises a handle 9, a fine filter screen 11 and a filter bin 13, the outer wall of the filter bin 13 is fixedly connected with the handle 9, the fine filter screen 11 is fixedly installed inside the filter bin 13, the fine filter screen 11 is fixedly connected with a clamping mechanism 5, other structural components of the fine filter layer component 3 except the fine filter screen 11 are the same as those of the coarse filter layer component 4, specifically, the fine filter layer component 3, the coarse filter layer component 4 and the screen 6 work synchronously, the layered filtering effect is achieved, particulate matter and impurities in liquid can be effectively filtered, and after the fine filter layer component is used for a long time, impurities are prevented from being accumulated on the inner wall of the pump pipe 2 to influence the use;

further, the filtering bin 13 is made of galvanized stainless steel, and particularly, the filtering bin 13 made of the galvanized stainless steel is more resistant to acid and alkali corrosion and longer in service life.

The utility model discloses a use as follows: the filtering bin 13 made of galvanized stainless steel is more resistant to acid and alkali corrosion and longer in service life; the fine filter layer component 3 is connected and fixed with an internal thread I8 in a connecting piece I7 arranged at the bottom of a pump head 1 through an external thread I14 at the top of an internal filter bin 13 in a threaded manner, the coarse filter layer component 4 and the fine filter layer component 3 are different in internal filter screen structure and consistent in other structures except internal filter screen structure, the coarse filter layer component 4 is connected with an internal thread II 15 at the bottom of the filter bin 13 in the fine filter layer component 3 in a threaded manner, similarly, the bottom of the coarse filter layer component 4 is also provided with an internal thread (not marked in the figure), a screen 6 is connected and fixed with the bottom of the coarse filter layer component 4 through an external thread II 24 arranged at the top in a threaded manner, wherein clamping mechanisms 5 are arranged in coarse filter screens 12 arranged inside the coarse filter layer component 4 and fine filter screens 11 arranged in the fine filter layer component 3, the fine filter screens 11 and the coarse filter screens 12 are clamped in grooves 16 arranged on the inner wall of the filter bin 13, and the fine filter screens 11 and the fine filter screens 12 move in a chute 23 by pulling a pulling piece 20 in the clamping mechanism 5, make the locating part 21 extrusion spring 22 in the fixture block 19 flexible, fixture block 19 moves to limiting groove 18 inside and can lift the filter screen off from recess 16 on the inner wall of filter bin 13 and wash or change, only need to pinch and dial piece 20 and make fixture block 19 keep the contraction state during the installation, moves the filter screen to recess 16 department, loosens and dials piece 20, and spring 22 kick-backs, reaches the joint effect in pushing into recess 16 with fixture block 19.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a vertical long-axis pump with filtering capability, includes pump head (1) and pump line (2), pump line (2) below fixed connection pump head (1), its characterized in that: the device also comprises a fine filter layer component (3), a coarse filter layer component (4) and a screen (6), wherein the fine filter layer component, the coarse filter layer component and the screen are fixedly connected to the bottom of the pump head (1);

thin filter layer subassembly (3) bottom fixed connection coarse filter layer subassembly (4), coarse filter layer subassembly (4) bottom fixed connection screen cloth (6), thin filter layer subassembly (3) are including handle (9), thin filter screen (11) and filtration storehouse (13), fixed connection handle (9) on filtration storehouse (13) outer wall, thin filter screen (11) fixed mounting is inside filtering storehouse (13), thin filter screen (11) inside fixed connection latch mechanism (5), thin filter layer subassembly (3) are the same with coarse filter layer subassembly (4) except that other structural component of thin filter screen (11).

2. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: thin filter layer subassembly (3) still include external screw thread one (14), internal thread two (15) and recess (16), external screw thread one (14) set up on filtering storehouse (13) top outer wall, internal thread two (15) set up on filtering storehouse (13) bottom inner wall, recess (16) set between two parties are on filtering storehouse (13) inner wall.

3. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: two groups of handles (9) are arranged in the fine filter layer assembly (3), and the two groups of handles (9) are symmetrically arranged on the outer wall of the filter bin (13).

4. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: coarse strainer subassembly (4) include coarse strainer (12), coarse strainer (12) fixed connection is on filtering storehouse (13) inner wall, coarse strainer (12) surface is seted up the through-hole diameter and is greater than fine filter screen (11) surface through-hole diameter.

5. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: clamping mechanism (5) are including connecting piece two (17), spacing groove (18), fixture block (19), locating part (21) and spring (22), connecting piece two (17) fixed mounting is in thin filter screen (11), spacing groove (18) set up inside thin filter screen (11), install spring (22) and fixture block (19) in spacing groove (18), spring (22) one end is cup jointed at fixture block (19), spring (22) other end fixed mounting is on connecting piece two (17) lateral wall, fixture block (19) cup joint spring (22) end and is provided with locating part (21).

6. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: clamping mechanism (5) still include spout (23) and dial piece (20), spout (23) are seted up at fine filter screen (11) top surface, dial piece (20) and pass spout (23) fixed connection on fixture block (19) lateral wall.

7. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: the top of the screen (6) is provided with a second external thread (24), and the screen (6) is in threaded connection with the bottom of the rough filtering layer component (4).

8. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: clamping mechanism (5) are provided with four groups, four groups clamping mechanism (5) are fixed mounting respectively in fine screen (11) and coarse screen (12).

9. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: the pump head (1) bottom is provided with connecting piece (7), be provided with internal thread (8) on the connecting piece (7) inner wall.

10. The vertical long-shaft pump with the filtering function according to claim 1, characterized in that: the filtering bin (13) is made of aluminum alloy materials or galvanized stainless steel materials.