Pump impeller with auxiliary butt joint structure

Abstract

The utility model relates to the technical field of impellers for pumps, and discloses a pump impeller with an auxiliary butt-joint structure, which comprises an impeller shell, the auxiliary butt-joint mechanism is arranged at the top of the impeller shell, a reinforcing mechanism is arranged at the top of the impeller shell, an impeller is arranged in the impeller shell, and the auxiliary butt-joint mechanism and the reinforcing mechanism are arranged in the impeller shell. The auxiliary butt joint mechanism comprises an auxiliary butt joint plate, the auxiliary butt joint plate is arranged on the top of the impeller shell, and when the impeller shell and the impeller are installed, the impeller shell and the impeller are not directly installed on the surface of the main output shaft, but are installed by being in butt joint with the surface of the auxiliary butt joint plate through the reinforcing mechanism. The auxiliary butt joint plate is clamped to the surface of the main output shaft through the spring columns and the clamping connection plates and rotates along with the main output shaft so as to drive the impeller shell and the impeller to work, the impeller shell and the impeller can be disassembled easily through the arrangement of the assembly, too many disassembling steps are not needed, and the situation that a water pump is damaged due to the fact that a large number of parts are disassembled is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pump impeller technology field, concretely is a pump impeller with auxiliary butt joint structure. BACKGROUND

[0002] The water pump impeller is made of cast iron, the blades on the water pump impeller play a major role, the shape and size of the water pump impeller are closely related to the performance of the water pump, the water pump impeller can be generally divided into single-suction type and double-suction type, the single-suction type impeller is single-side water suction, and small-flow water pump impellers are mostly of this type, the double-suction type impeller is two-side water suction, and large-flow water pump impellers all adopt double-suction type impellers.

[0003] In the process of water pump working, the impeller plays a very important role, most of the impellers nowadays are all installed on the surface of the water pump output shaft as a whole, when the impeller is damaged, the whole needs to be removed to be replaced, the whole is more troublesome, and the installation of the impeller is also relatively cumbersome, cannot achieve quick installation, therefore, an auxiliary butt joint device for impeller dismounting needs to be designed to simplify the dismounting steps of the impeller. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a pump impeller with auxiliary butt joint structure to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a pump impeller with auxiliary butt joint structure, comprising an impeller shell, an auxiliary butt joint mechanism is arranged on the top of the impeller shell, a reinforcing mechanism is arranged on the top of the impeller shell, and an impeller is arranged in the impeller shell.

[0006] The auxiliary butt joint mechanism comprises an auxiliary butt joint plate, the auxiliary butt joint plate is arranged on the top of the impeller shell, an inner groove is formed in the center of the bottom of the auxiliary butt joint plate, a buckle is clamped in the inner groove, a main output shaft penetrates through the center of the impeller shell, an inner fixing sleeve is sleeved on the surface of the main output shaft, a spring column is fixedly connected to the surface of the inner fixing sleeve, a clamping plate is fixedly connected to the surface of the spring column, when the impeller shell and the impeller are installed, they are not directly installed on the surface of the main output shaft, but are installed on the surface of the auxiliary butt joint plate through the reinforcing mechanism, the auxiliary butt joint plate is clamped on the surface of the main output shaft through the spring column and the clamping plate, rotates along with the main output shaft to drive the impeller shell and the impeller to work, the setting of the assembly can make the impeller shell and the impeller simple to dismount, does not need too many dismounting steps, and will not damage the water pump by dismounting too many parts.

[0007] Preferably, the clamping plate is fixedly connected to the end of the spring column away from the inner fixing sleeve, and the auxiliary butt joint plate is sleeved on the outer end of the inner fixing sleeve.

[0008] Preferably, the outer surface of the clamping plate is in contact with the inner surface of the auxiliary butt joint plate, and the inner fixing sleeve is arranged inside the inner groove.

[0009] Preferably, the reinforcing mechanism comprises a limiting installation hole, the auxiliary butt joint mechanism comprises an auxiliary butt joint plate, the limiting installation hole is arranged on the surface of the auxiliary butt joint plate, a limiting column is fixedly connected to the top of the impeller shell, and a fixing screw is arranged on the top of the surface of the limiting column.

[0010] Preferably, the limiting column is fixedly connected to the outer end of the top of the impeller shell, and the limiting column penetrates into the limiting installation hole.

[0011] Preferably, the top of the impeller shell is provided with a motor base, a water pump motor is arranged on the top of the motor base, and a main output shaft is fixedly connected to the bottom end of the water pump motor.

[0012] Compared with the prior art, the pump impeller with the auxiliary butt joint structure has the following beneficial effects:

[0013] The pump impeller with the auxiliary butt joint structure is provided with the auxiliary butt joint mechanism, and when the impeller shell and the impeller are installed, the impeller shell and the impeller are not directly installed on the surface of the main output shaft, but are installed on the surface of the auxiliary butt joint plate through the reinforcing mechanism, and the auxiliary butt joint plate is clamped on the surface of the main output shaft through the spring column and the clamping plate, and rotates with the main output shaft to drive the impeller shell and the impeller to work.

[0014] The pump impeller with the auxiliary butt joint structure is provided with the reinforcing mechanism, and when the impeller shell and the impeller are installed, the limiting column is inserted into the limiting installation hole, and then the fixing screw is manually installed on the surface of the limiting column to realize the installation of the impeller shell and the impeller. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor under the premise of not paying creative labor:

[0016] Figure 1This is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the impeller casing of the utility model structure;

[0018] Figure 3 This is a schematic diagram of the auxiliary docking mechanism of the utility model;

[0019] Figure 4 This is a schematic diagram of a separated view of the auxiliary docking mechanism of the structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the internal fixing sleeve of the utility model structure.

[0021] In the figure: 1. Water pump motor; 2. Motor base; 3. Main output shaft; 4. Auxiliary docking mechanism; 41. Auxiliary docking plate; 42. Inner groove; 43. Buckle; 44. Inner fixing sleeve; 45. Spring column; 46. Snap plate; 5. Impeller housing; 6. Impeller; 7. Reinforcement mechanism; 71. Limit mounting hole; 72. Limit column; 73. Fixing bolt. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium, internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0024] The utility model provides the following technical solutions: Example

[0025] See also Figure 1-5 A pump impeller with an auxiliary docking structure includes an impeller housing 5, an auxiliary docking mechanism 4 is provided on the top of the impeller housing 5, a reinforcement mechanism 7 is provided on the top of the impeller housing 5, and an impeller 6 is provided inside the impeller housing 5;

[0026] The auxiliary docking mechanism 4 includes an auxiliary docking plate 41, which is arranged on the top of the impeller housing 5. The center of the bottom of the auxiliary docking plate 41 is provided with an inner groove 42, and a buckle 43 is clamped inside the inner groove 42. The main output shaft 3 is passed through the center of the inner part of the impeller housing 5. The surface of the main output shaft 3 is sleeved with an inner fixing sleeve 44, and the surface of the inner fixing sleeve 44 is fixedly connected with a spring column 45, and the surface of the spring column 45 is fixedly connected with a clamping plate 46. When installing the impeller housing 5 and the impeller 6, they are not directly installed on the surface of the main output shaft 3, but are installed by docking the auxiliary docking plate 41 with the reinforcement mechanism 7. The auxiliary docking plate 41 is clamped on the surface of the main output shaft 3 through the spring column 45 and the clamping plate 46. As the main output shaft 3 rotates, the impeller housing 5 and the impeller 6 are driven to work. The arrangement of this assembly can make it easy to disassemble the impeller housing 5 and the impeller 6, without requiring too many disassembly steps, and will not damage the water pump by disassembling a large number of parts.

[0027] The clamping plate 46 is fixedly connected to the end of the spring column 45 away from the inner fixing sleeve 44, and the auxiliary docking plate 41 is sleeved on the outer end of the inner fixing sleeve 44;

[0028] The outer surface of the clamping plate 46 contacts the inner surface of the auxiliary docking plate 41 , and the inner fixing sleeve 44 is disposed inside the inner groove 42 . Example

[0029] See also Figure 1-5 , and on the basis of the first embodiment, it is further obtained that the reinforcement mechanism 7 includes a limiting mounting hole 71, the auxiliary docking mechanism 4 includes an auxiliary docking plate 41, the limiting mounting hole 71 is opened on the surface of the auxiliary docking plate 41, the top of the impeller housing 5 is fixedly connected to the limiting column 72, and the top of the limiting column 72 is provided with a fixing bolt 73. When installing the impeller housing 5 and the impeller 6, the limiting column 72 is inserted into the limiting mounting hole 71, and then the fixing bolt 73 is manually installed on the surface of the limiting column 72 to achieve the installation of the impeller housing 5 and the impeller 6. This assembly is simple and reliable, will not shake or move during operation, and is easy to disassemble and install.

[0030] The limiting post 72 is fixedly connected to the outer end of the top of the impeller housing 5, and the limiting post 72 passes through the interior of the limiting mounting hole 71;

[0031] A motor base 2 is provided on the top of the impeller housing 5 , a water pump motor 1 is mounted on the top of the motor base 2 , and a main output shaft 3 is fixedly connected to the bottom end of the water pump motor 1 .

[0032] In actual operation, when this device is used, after the water pump motor 1, motor base 2 and main output shaft 3 are formed into a whole, the auxiliary docking plate 41 can be sleeved on the surface of the main output shaft 3, and then the inner fixing sleeve 44 is installed, and the auxiliary docking plate 41 is pulled down and sleeved on the surface of the inner fixing sleeve 44. After the installation is stable, the buckle 43 is installed. When installing the impeller housing 5 and the impeller 6, they are not directly installed on the surface of the main output shaft 3, but are installed by docking them on the surface of the auxiliary docking plate 41 through the reinforcement mechanism 7. The auxiliary docking plate 41 is clamped on the surface of the main output shaft 3 through the spring column 45 and the clamping plate 46. As the main The output shaft 3 rotates to drive the impeller housing 5 and the impeller 6 to work. The arrangement of this assembly makes it easy to disassemble the impeller housing 5 and the impeller 6. There is no need for too many disassembly steps, and a large number of parts will not be disassembled to damage the water pump. Then the impeller housing 5 and the impeller 6 can be installed. When installing the impeller housing 5 and the impeller 6, the limiting column 72 is inserted into the limiting mounting hole 71, and the fixing bolt 73 is manually installed on the surface of the limiting column 72 to achieve the installation of the impeller housing 5 and the impeller 6. This assembly is simple and reliable, will not shake or move during operation, and is easy to disassemble and install.

[0033] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a..." does not exclude the presence of additional identical elements in the process, method, article, or device comprising the element.

Claims

1. A pump impeller with an auxiliary docking structure, comprising an impeller housing (5), characterized in that: An auxiliary docking mechanism (4) is provided on the top of the impeller housing (5), a reinforcement mechanism (7) is provided on the top of the impeller housing (5), and an impeller (6) is provided inside the impeller housing (5); The auxiliary docking mechanism (4) comprises an auxiliary docking plate (41), the auxiliary docking plate (41) being arranged on the top of the impeller housing (5), an inner groove (42) being provided at the bottom center of the auxiliary docking plate (41), a buckle (43) being clamped inside the inner groove (42), a main output shaft (3) passing through the inner center of the impeller housing (5), an inner fixed sleeve (44) being sleeved on the surface of the main output shaft (3), a spring column (45) being fixedly connected to the surface of the inner fixed sleeve (44), and a clamping plate (46) being fixedly connected to the surface of the spring column (45).

2. The pump impeller with an auxiliary docking structure according to claim 1, characterized in that: The clamping plate (46) is fixedly connected to one end of the spring column (45) away from the inner fixing sleeve (44), and the auxiliary docking plate (41) is sleeved on the outer end of the inner fixing sleeve (44).

3. The pump impeller with an auxiliary docking structure according to claim 1, characterized in that: The outer surface of the clamping plate (46) contacts the inner surface of the auxiliary docking plate (41), and the inner fixing sleeve (44) is arranged inside the inner groove (42).

4. The pump impeller with an auxiliary docking structure according to claim 1, characterized in that: The reinforcing mechanism (7) includes a limiting mounting hole (71), the auxiliary docking mechanism (4) includes an auxiliary docking plate (41), the limiting mounting hole (71) is provided on the surface of the auxiliary docking plate (41), the top of the impeller housing (5) is fixedly connected to a limiting column (72), and a fixing bolt (73) is provided on the top of the surface of the limiting column (72).

5. The pump impeller with an auxiliary docking structure according to claim 4, characterized in that: The limiting column (72) is fixedly connected to the outer end of the top of the impeller housing (5), and the limiting column (72) passes through the interior of the limiting mounting hole (71).

6. The pump impeller with an auxiliary docking structure according to claim 1, characterized in that: A motor base (2) is provided on the top of the impeller housing (5), a water pump motor (1) is mounted on the top of the motor base (2), and a main output shaft (3) is fixedly connected to the bottom end of the water pump motor (1).

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