Modularized compact type circulating water pump

Abstract

The utility model discloses a modular compact circulating water pump, which comprises a circulating water pump body, a module assembly and a filter assembly, and the circulating water pump body comprises a motor, an impeller and a shell which are movably connected. According to the modularized compact type circulating water pump, the motor, the impeller and the shell which form the modularized circulating water pump body can form single connection of the impeller and the shell at the front end of the motor through the first screw connected between the motor and the impeller and the second screw connected between the motor and the shell; therefore, the impeller and the shell can be conveniently assembled and disassembled, dirt on the impeller and in the shell can be cleaned or repaired and replaced after the impeller and the shell are disassembled, connecting gaps of the motor, the impeller and the shell are compact, the overall size of the modularized circulating water pump body is further reduced, and meanwhile the modularized circulating water pump is convenient to assemble and disassemble. And a hexagonal column and a positioning plate which are connected and positioned between the impeller and the motor can ensure the stability of the impeller driven by the motor.

Description

Technical Field

[0001] The utility model relates to the technical field of circulating water pumps, in particular to a modular compact circulating water pump. Background Art

[0002] A circulating water pump is a type of equipment commonly used in industry and construction. It is usually installed in thermal power stations, heat sources or cold sources. Its working principle is to create a certain negative pressure in the pump body through rotating mechanical parts, to extract the fluid, and push the fluid to the outlet, so that the fluid circulates in the pipeline or equipment to complete the required cooling, heating, transportation and other process tasks.

[0003] Most of the existing circulating water pumps are of integral structure, which makes it difficult to easily separate the impeller disc and the casing at the front end of the motor, and thus it is inconvenient to clean the internal dirt and to inspect and replace the impeller parts during the use of the circulating water pump. For this reason, we propose a modular and compact circulating water pump. Utility Model Content

[0004] The main purpose of the utility model is to provide a modular compact circulating water pump, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A modular compact circulating water pump comprises a circulating water pump body, a module assembly and a filter assembly, wherein the circulating water pump body comprises a motor, an impeller and a casing which are movably connected, wherein the impeller consists of an impeller disk and a movable disk at the front and rear ends, wherein the module assembly comprises a hexagonal column fixedly mounted at the front end of the motor, and a hexagonal groove opened at the center of the rear end of the impeller, and the hexagonal column and the hexagonal groove are matched with each other, wherein a plurality of groups of mounting holes are arranged at the front end of the motor, and a plurality of groups of first threaded holes are arranged at the outer end of the casing, wherein first screws are movably mounted in the first threaded holes and the mounting holes, and a plurality of groups of second threaded holes are arranged in the casing, wherein second screws are movably mounted in the second threaded holes and the mounting holes.

[0007] Preferably, the module assembly further comprises three groups of positioning openings arranged at the front end of the motor, and a plurality of groups of positioning plates arranged and fixedly installed at the rear end of the impeller, and the positioning plates are positioned and matched and installed in the positioning openings.

[0008] Preferably, the number of the mounting holes is six groups, and the number of the first threaded holes, the second threaded holes and the first screws, the second screws are all three groups.

[0009] Preferably, the filter assembly includes a water inlet pipe fixedly mounted at the front end of the shell, and a recess opened at the front end of the water inlet pipe, and a filter sleeve is movably mounted in the recess.

[0010] Preferably, the filter assembly further comprises arc-end ends, oblique-end ends and flat-end ends respectively arranged at the center, middle and outer side of the filter sleeve, and the arc-end ends, oblique-end ends and flat-end ends are all mesh hollow structures.

[0011] Preferably, the circulating water pump body also includes a fixing base fixedly mounted on the bottom of the motor.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. In the utility model, the motor, impeller and housing constituting the modular circulating water pump body can form a single connection between the impeller and the housing at the front end of the motor through a first screw connecting the motor and the impeller and a second screw connecting the motor and the housing, thereby ensuring convenient assembly and disassembly of the impeller and the housing, so that the impeller and the dirt inside the housing can be cleaned or repaired and replaced after disassembly, and the connection gap between the motor, the impeller and the housing is also relatively compact, thereby reducing the overall volume of the modular circulating water pump body. At the same time, the hexagonal column and the positioning plate for connecting and positioning the impeller and the motor can also ensure the stability of the motor-driven impeller;

[0014] 2. In the utility model, the filter sleeve installed in the water inlet pipe at the front end of the shell has an arc end, an oblique end and a flat end arranged at the center, the middle and the outer side. While filtering the debris in the water flow, the dirt can also be flushed to the outer flat end for temporary storage, so as to avoid the blockage of the water inlet to the filter sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is an exploded view of the utility model;

[0017] Figure 3 Another perspective of the exploded view of the utility model;

[0018] Figure 4 It is a partial side sectional view of the filter sleeve of the utility model.

[0019] Reference numerals:

[0020] 100, circulating water pump body; 101, motor; 102, impeller; 103, casing; 104, fixing seat;

[0021] 200, module assembly; 201, hexagonal column; 202, hexagonal slot; 203, positioning port; 204, positioning plate; 205, mounting hole; 206, first threaded hole; 207, first screw; 208, second threaded hole; 209, second screw;

[0022] 300, filter assembly; 301, water inlet pipe; 302, notch; 303, filter sleeve; 304, arc end; 305, oblique end; 306, flat end. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] Embodiment 1:

[0025] like Figure 1-3 As shown, the present embodiment provides a modular compact circulating water pump, including a circulating water pump body 100, a module assembly 200 and a filter assembly 300, the circulating water pump body 100 includes a motor 101, an impeller 102 and a housing 103 that are movably connected, the impeller 102 is composed of an impeller disk and a movable disk at the front and rear ends, the circulating water pump body 100 also includes a fixing seat 104 fixedly installed at the bottom of the motor 101, the module assembly 200 includes a hexagonal column 201 fixedly installed at the front end of the motor 101, and a hexagonal groove 202 opened at the center of the rear end of the impeller 102, and the hexagonal column 201 and the hexagonal groove 202 are matched, a plurality of mounting holes 205 are arranged at the front end of the motor 101, and the housing 103 is provided with a plurality of mounting holes 205. A plurality of first threaded holes 206 are arranged at the outer end, and first screws 207 are movably installed in the first threaded holes 206 and the mounting holes 205. A plurality of second threaded holes 208 are arranged in the housing 103, and second screws 209 are movably installed in the second threaded holes 208 and the mounting holes 205. The module assembly 200 further includes three groups of positioning openings 203 arranged at the front end of the motor 101, and a plurality of groups of positioning plates 204 are arranged and fixedly installed at the rear end of the impeller 102, and the positioning plates 204 are positioned and matched and installed in the positioning openings 203. The number of the mounting holes 205 is six, and the number of the first threaded holes 206, the second threaded holes 208, the first screws 207, and the second screws 209 are all three.

[0026] Specifically, a circulating water pump is a device commonly used in the fields of industry and construction, usually installed in thermal power stations, heat sources or cold sources, etc. Its working principle is to create a certain negative pressure in the pump body through rotating mechanical parts, realize the extraction of fluid, and push the fluid to the outlet, so that the fluid circulates in the pipeline or equipment to complete the required cooling, heating, transportation and other process tasks. The motor 101, impeller 102 and housing 103 that constitute the modular circulating water pump body 100 can form an impeller through a first screw 207 connecting the motor 101 and the impeller 102 and a second screw 209 connecting the motor 101 and the housing 103. 102 and the housing 103 are connected at the front end of the motor 101 in a single manner, thereby ensuring convenient assembly and disassembly of the impeller 102 and the housing 103, so that the impeller 102 and the dirt inside the housing 103 can be cleaned or repaired and replaced after disassembly, and the connection gap between the motor 101, the impeller 102 and the housing 103 is also relatively compact, thereby reducing the overall volume of the modular circulating water pump body 100. At the same time, the hexagonal column 201 and the positioning plate 204 connected and positioned between the impeller 102 and the motor 101 can locate the installation position of the impeller 102, and can also ensure the stability of the impeller 102 driven by the motor 101.

[0027] Embodiment 2:

[0028] Based on the first embodiment, Figure 4 As shown, the filter assembly 300 includes a water inlet pipe 301 fixedly installed at the front end of the shell 103, and a recess 302 opened at the front end of the water inlet pipe 301, and a filter sleeve 303 is movably installed in the recess 302. The filter assembly 300 also includes an arc-shaped end 304, an oblique end 305 and a flat end 306 respectively arranged at the center, middle and outer side of the filter sleeve 303, and the arc-shaped end 304, the oblique end 305 and the flat end 306 are all mesh hollow structures.

[0029] Specifically, the filter sleeve 303 installed in the water inlet pipe 301 at the front end of the shell 103 has an arc end 304, an oblique end 305 and a flat end 306 arranged in the center, middle and outer side. While filtering debris in the water flow, it can also flush the dirt into the outer flat end 306 for temporary storage, thereby avoiding blockage of the water inlet to the filter sleeve 303.

[0030] The working principle and use process of this utility model:

[0031] When the circulating water pump body 100 is in use, the filter sleeve 303 installed in the front water inlet pipe 301 can intercept dirt in the incoming water flow, and in the impact of the water flow, the intercepted debris can be impacted to the inside of the flat end 306 at the outside of the filter sleeve 303 for temporary storage. When the impeller 102 and the housing 103 at the front end of the motor 101 need to be internally inspected, the second screw 209 and the first screw 207 in the mounting hole 205 on the motor 101 can be disassembled to achieve the removal of the front end housing 103 and the impeller 102 of the motor 101 in turn, so as to carry out inspection and cleaning after the housing 103 and the impeller 102 are removed.

[0032] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A modular compact circulating water pump, comprising a circulating water pump body (100), a module assembly (200) and a filter assembly (300), wherein the circulating water pump body (100) comprises a motor (101), an impeller (102) and a housing (103) which are movably connected, wherein the impeller (102) comprises an impeller disk at the front and rear ends and a movable disk, and wherein: The module assembly (200) comprises a hexagonal column (201) fixedly mounted at the front end of the motor (101), and a hexagonal slot (202) opened at the center of the rear end of the impeller (102), and the hexagonal column (201) and the hexagonal slot (202) are matched with each other, a plurality of groups of mounting holes (205) are arranged at the front end of the motor (101), a plurality of groups of first threaded holes (206) are arranged at the outer end of the housing (103), first screws (207) are movably installed in the first threaded holes (206) and the mounting holes (205), and a plurality of groups of second threaded holes (208) are arranged in the housing (103), and second screws (209) are movably installed in the second threaded holes (208) and the mounting holes (205).

2. A modular compact circulating water pump according to claim 1, characterized in that: The module assembly (200) further comprises three groups of positioning openings (203) arranged at the front end of the motor (101), and a plurality of groups of positioning plates (204) arranged and fixedly installed at the rear end of the impeller (102), wherein the positioning plates (204) are positioned and matched and installed in the positioning openings (203).

3. A modular compact circulating water pump according to claim 1, characterized in that: The number of the mounting holes (205) is six groups, and the number of the first threaded holes (206), the second threaded holes (208) and the first screws (207), and the second screws (209) are all three groups.

4. A modular compact circulating water pump according to claim 1, characterized in that: The filter assembly (300) comprises a water inlet pipe (301) fixedly mounted at the front end of the housing (103), and a recess (302) opened at the front end of the water inlet pipe (301), wherein a filter sleeve (303) is movably mounted in the recess (302).

5. A modular compact circulating water pump according to claim 1, characterized in that: The filter assembly (300) further comprises an arc-shaped end (304), an oblique end (305) and a flat end (306) respectively arranged at the center, the middle and the outer side of the filter sleeve (303), and the arc-shaped end (304), the oblique end (305) and the flat end (306) are all mesh hollow structures.

6. A modular compact circulating water pump according to claim 1, characterized in that: The circulating water pump body (100) further comprises a fixing seat (104) fixedly mounted on the bottom of the motor (101).

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