Impeller assembly

Abstract

The utility model discloses an impeller assembly which comprises an impeller shell, a first blade is fixedly connected in the impeller shell, a bottom plate is arranged at the bottom of the impeller shell, an auxiliary mechanism used for driving the impeller shell to slide horizontally is arranged outside the impeller shell, the auxiliary mechanism comprises an auxiliary ring, and the auxiliary ring is arranged outside the impeller shell in a sleeved mode. The auxiliary ring is used for assisting in disassembling the impeller shell, a bearing plate and a bearing frame are arranged on the inner wall and the bottom of the auxiliary ring correspondingly, and the bearing plate and the bearing frame are used for enabling the auxiliary ring to be connected with the impeller shell so as to push the impeller shell to horizontally slide. The auxiliary ring, the fixing plate, the threaded column, the bearing plate, the bearing frame and the bearing plate are matched with one another, the auxiliary ring supports the impeller shell, the bearing plate and the bearing frame support the impeller shell and the bottom plate, and therefore when an impeller is disassembled, the auxiliary ring is smashed to move, and the impeller can be disassembled conveniently. And the auxiliary ring drives the impeller to do separation motion.

Description

Technical Field

[0001] The utility model relates to the field of impeller components, in particular to an impeller component. Background Art

[0002] Impeller is usually an important rotating component. There are various types of impellers. The main function of the impeller is usually to convert the mechanical energy of the prime mover into the static pressure energy and dynamic pressure energy of the working fluid. The impeller has a wide range of uses.

[0003] The impeller in the prior art usually includes an impeller housing, a connecting part and blades, etc. The blades are located inside the impeller housing, and the connecting part is located in the middle of the impeller housing. The connecting part usually has a mounting hole, which allows the impeller to be installed in a specified position, so that the blades can work when the impeller rotates.

[0004] The impeller is usually assembled on the output shaft of the pump, and the impeller is installed on the outside of the pump output shaft with an interference fit. When disassembling the impeller, it is usually necessary to use special tools, and then smash the edge of the impeller to make the impeller detach from the pump output shaft. However, this method may cause operating errors by the staff, resulting in the edge of the impeller being smashed, etc., affecting the structural strength of the impeller, and making it inconvenient to assist in the disassembly of the impeller, which has certain limitations. Utility Model Content

[0005] The purpose of the utility model is to provide an impeller assembly to solve the problems raised in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an impeller assembly, comprising:

[0007] An impeller housing, wherein a first blade is fixedly connected to the interior of the impeller housing, and a bottom plate is provided at the bottom of the impeller housing;

[0008] An auxiliary mechanism for driving the impeller housing to slide horizontally is arranged outside the impeller housing, and the auxiliary mechanism includes:

[0009] An auxiliary ring is sleeved on the outside of the impeller housing and is used to assist in the disassembly of the impeller housing. The inner wall and bottom of the auxiliary ring are respectively provided with a supporting plate and a supporting frame. The supporting plate and the supporting frame are used to connect the auxiliary ring with the impeller housing to promote the horizontal sliding of the impeller housing.

[0010] Preferably, the side of the support plate is fixedly connected to the inner wall of the auxiliary ring, the side of the support bracket is fixedly connected to a bearing plate for supporting the position of the support bracket, and the top of the bearing plate is fixedly connected to the auxiliary ring.

[0011] Preferably, the support plate and the support bracket are both located between the impeller housing and the base plate; a protective pad is fixedly connected to the top end of the support plate, and a protective pad is embedded in the inner cavity of the support bracket.

[0012] Preferably, one of the auxiliary rings is symmetrically fixedly connected to a positioning column on its side, wherein another of the auxiliary rings is symmetrically provided with a positioning groove on its side, the positioning column is slidably inserted and connected with the inner cavity of the positioning groove, the side of the auxiliary ring is fixedly connected to a fixing plate, the side of the fixing plate is provided with a through hole, the inner cavity of the through hole is slidably inserted and connected with a threaded column, wherein the sides of the two fixing plates are fixedly connected with a threaded cylinder.

[0013] Preferably, the threaded column is threadably connected to the inner cavity of the threaded barrel, one end of the threaded column is fixedly connected to a rotating column, and the outer wall of the rotating column is fixedly connected to an operating rod.

[0014] Preferably, a connecting piece is provided inside the impeller housing, an outer wall of the connecting piece is fixedly connected to the first blade, a mounting hole is provided in the middle of the connecting piece, and a second blade is fixedly connected between the impeller housing and the base plate.

[0015] Technical effects and advantages of the utility model:

[0016] The utility model utilizes the mutual cooperation of the auxiliary ring, the fixing plate, the threaded column, the supporting plate, the supporting bracket and the bearing plate, so that the auxiliary ring supports the impeller casing, and the supporting plate and the supporting bracket support the impeller casing and the bottom plate, so that the auxiliary ring drives the impeller casing to move, which is beneficial for smashing the auxiliary ring to move when disassembling the impeller, so that the auxiliary ring drives the impeller to make a disengagement movement, which is beneficial for disassembling and protecting the impeller and facilitating operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 This is a schematic diagram of the structure of the second blade of the utility model.

[0019] Figure 3 It is a front sectional structural schematic diagram of the support frame of the utility model.

[0020] In the figure: 1. impeller housing; 2. connecting part; 3. mounting hole; 4. first blade; 5. bottom plate; 6. second blade; 7. auxiliary mechanism; 71. auxiliary ring; 72. fixing plate; 721. rotating column; 73. threaded column; 74. supporting plate; 75. supporting bracket; 76. bearing plate; 77. protective pad; 78. protective pad; 8. threaded cylinder; 9. operating lever; 10. positioning column. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides Figure 1-3 An impeller assembly shown includes an impeller housing 1, a first blade 4 is fixedly connected to the inside of the impeller housing 1, a bottom plate 5 is provided at the bottom of the impeller housing 1, a connecting member 2 is provided inside the impeller housing 1, an outer wall of the connecting member 2 is fixedly connected to the first blade 4, a mounting hole 3 is opened in the middle of the connecting member 2, which is conducive to the assembly operation of the impeller, and a second blade 6 is fixedly connected between the impeller housing 1 and the bottom plate 5.

[0023] Furthermore, an auxiliary mechanism 7 for driving the impeller housing 1 to slide horizontally is provided on the outside of the impeller housing 1. The auxiliary mechanism 7 includes an auxiliary ring 71. The auxiliary ring 71 is conducive to driving the impeller to move, thereby facilitating the impeller to be separated from the output shaft of the pump, and facilitating the auxiliary disassembly of the impeller. The auxiliary ring 71 is sleeved on the outside of the impeller housing 1. The auxiliary ring 71 is used to assist in the disassembly of the impeller housing 1. The inner wall and bottom of the auxiliary ring 71 are respectively provided with a support plate 74 and a support frame 75. The support plate 74 and the support frame 75 are provided on the inner wall and bottom of the auxiliary ring 71. The support frame 75 is conducive to the stable connection between the auxiliary ring 71 and the impeller, and is also conducive to driving the impeller to move while the auxiliary ring 71 is being smashed, so as to facilitate the disassembly and operation of the impeller. The support frame 75 is arranged in an L shape, and the support plate 74 and the support frame 75 are used to connect the auxiliary ring 71 with the impeller housing 1 to promote the horizontal sliding of the impeller housing 1. The side of the support plate 74 is fixedly connected to the inner wall of the auxiliary ring 71, and the side of the support frame 75 is fixedly connected with a bearing plate 76 for supporting the position of the support frame 75. It is beneficial to support the support bracket 75 and to install the support bracket 75. The top of the bearing plate 76 is fixedly connected to the auxiliary ring 71. The support plate 74 and the support bracket 75 are both located between the impeller housing 1 and the bottom plate 5. The top of the support plate 74 is fixedly connected to a protective pad 78. The inner cavity of the support bracket 75 is embedded with a protective pad 77. The protective pad 78 and the protective pad 77 are both made of rubber material, which is beneficial to fit with the impeller housing 1 and the bottom plate 5, and is convenient for buffering and anti-wear protection of the impeller housing 1 and the bottom plate 5. When the impeller needs to be repaired, During disassembly, the auxiliary ring 71 is connected to the impeller housing 1, and then the threaded column 73 is rotated to make the threaded column 73 rotate inside the threaded tube 8, and then the adjacent fixing plate 72 is locked close, and at the same time, the auxiliary ring 71 drives the supporting plate 74 and the supporting bracket 75 to move, so that the supporting plate 74 and the supporting bracket 75 enter between the impeller housing 1 and the base plate 5, and then after the auxiliary ring 71 is fixed, the auxiliary ring 71 is used to hit the auxiliary ring 71 to move, so that the auxiliary ring 71 drives the impeller to be detached and disassembled.

[0024] Specifically, a positioning column 10 is symmetrically fixedly connected to the side of one of the auxiliary rings 71, which is conducive to positioning and connecting the two auxiliary rings 71, and is convenient for increasing the stability of the connection of the auxiliary rings 71. A positioning groove is symmetrically opened on the side of the other auxiliary ring 71, and the positioning column 10 is slidably inserted and connected with the inner cavity of the positioning groove. A fixing plate 72 is fixedly connected to the side of the auxiliary ring 71, which is conducive to the sliding of the threaded column 73 thereon, and is convenient for connecting adjacent fixing plates 72 in series. A through hole is opened on the side of the fixing plate 72, and the inner cavity of the through hole is slidably inserted and connected with the threaded column 73, which is conducive to the adjacent fixing plates 72. The locking operation is performed, which is beneficial for connecting and fixing the relative auxiliary ring 71, and is beneficial for installing and disassembling the auxiliary ring 71, and is convenient for use according to needs. The sides of the two fixing plates 72 are fixedly connected with threaded tubes 8, which are beneficial for connecting with threaded columns 73, and are convenient for locking and fixing the two fixing plates 72. The threaded column 73 is threadedly connected with the inner cavity of the threaded tube 8, and one end of the threaded column 73 is fixedly connected with a rotating column 721. The outer wall of the rotating column 721 is fixedly connected with an operating rod 9. The rotating column 721 is beneficial for rotating the threaded column 73, and is convenient for operating the threaded column 73.

[0025] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An impeller assembly, comprising: An impeller housing (1), wherein a first blade (4) is fixedly connected to the interior of the impeller housing (1), and a bottom plate (5) is provided at the bottom of the impeller housing (1); The invention is characterized in that an auxiliary mechanism (7) for driving the impeller housing (1) to slide horizontally is arranged outside the impeller housing (1), and the auxiliary mechanism (7) comprises: An auxiliary ring (71) is sleeved on the outside of the impeller housing (1), and is used to assist in the disassembly of the impeller housing (1). The inner wall and bottom of the auxiliary ring (71) are respectively provided with a supporting plate (74) and a supporting frame (75). The supporting plate (74) and the supporting frame (75) are used to connect the auxiliary ring (71) with the impeller housing (1) so as to push the impeller housing (1) to slide horizontally.

2. An impeller assembly according to claim 1, characterized in that: The side of the support plate (74) is fixedly connected to the inner wall of the auxiliary ring (71), the side of the support bracket (75) is fixedly connected to a bearing plate (76) for supporting the position of the support bracket (75), and the top end of the bearing plate (76) is fixedly connected to the auxiliary ring (71).

3. An impeller assembly according to claim 1, characterized in that: The support plate (74) and the support frame (75) are both located between the impeller housing (1) and the bottom plate (5); a protective pad (78) is fixedly connected to the top of the support plate (74), and a protective pad (77) is embedded in the inner cavity of the support frame (75).

4. An impeller assembly according to claim 1, characterized in that: A positioning column (10) is symmetrically fixedly connected to the side of one of the auxiliary rings (71), a positioning groove is symmetrically opened on the side of the other auxiliary ring (71), the positioning column (10) is slidably inserted and connected with the inner cavity of the positioning groove, a fixing plate (72) is fixedly connected to the side of the auxiliary ring (71), a through hole is opened on the side of the fixing plate (72), a threaded column (73) is slidably inserted and connected with the inner cavity of the through hole, and the sides of the two fixing plates (72) are fixedly connected with threaded cylinders (8).

5. An impeller assembly according to claim 4, characterized in that: The threaded column (73) is threadably connected to the inner cavity of the threaded barrel (8); one end of the threaded column (73) is fixedly connected to a rotating column (721); and the outer wall of the rotating column (721) is fixedly connected to an operating rod (9).

6. An impeller assembly according to claim 1, characterized in that: A connecting piece (2) is provided inside the impeller housing (1); an outer wall of the connecting piece (2) is fixedly connected to the first blade (4); a mounting hole (3) is provided in the middle of the connecting piece (2); and a second blade (6) is fixedly connected between the impeller housing (1) and the bottom plate (5).

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