Novel efficient permanent magnet brushless motor

Abstract

The utility model discloses a novel efficient permanent magnet brushless motor, and particularly relates to the technical field of permanent magnet brushless motors, which comprises a permanent magnet brushless motor main body, the rear end of the permanent magnet brushless motor main body is provided with a mounting seat, and the joint of the mounting seat and the permanent magnet brushless motor main body is provided with a connecting assembly. The connecting assembly comprises a connecting base, a connecting plate and a connecting column. The U-shaped mounting seat, the elastic connecting structure and the mounting blocks are arranged, so that fixation can be performed in different directions according to actual mounting conditions during mounting, and the problem that the position of the mounting seat needs to be adjusted when fixation is limited in one direction and cannot be performed due to blocking in the prior art is solved; according to the permanent magnet brushless motor, the mounting and fixing direction is flexible, the mounting convenience of the permanent magnet brushless motor body is enhanced, after the fixing direction is determined, the redundant mounting blocks can be contracted, and the situation that the redundant mounting blocks are in a protruding shape, and consequently mounting of other follow-up components is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of permanent magnet brushless motors, in particular to a novel high-efficiency permanent magnet brushless motor. Background Art

[0002] The permanent magnet brushless motor mainly consists of a rotor made of permanent magnets, a stator made of multiple pairs of coil windings, and an induction control circuit. The induction control circuit replaces the brushes and commutator structure of the traditional brushed motor, making the permanent magnet brushless motor have the advantages of long life, low noise and high efficiency.

[0003] Application No. 202321954728.9 discloses a permanent magnet brushless motor, "including a permanent magnet brushless motor body and a mounting base, a mounting base is provided at the rear of the permanent magnet brushless motor body", "external plates are provided on the left and right sides of the mounting base, and screws are sleeved on the external plates", "when using the permanent magnet brushless motor, the mounting base is first installed on the electrical equipment by screws", and the above-mentioned permanent magnet brushless motor is installed on the reserved position of the equipment through the cooperation of the mounting base, the external plate and the screws, but the mounting base is a rectangular block, and the external plate is fixedly connected to the mounting base, and the mounting base can only be fixed in one direction. When it encounters other components blocking the direction and cannot be fixed, the position of the mounting base needs to be adjusted because the fixing direction cannot be changed, which makes the installation of the permanent magnet brushless motor inconvenient and affects the efficient installation of the permanent magnet brushless motor. Utility Model Content

[0004] The purpose of this utility model is to provide a novel high-efficiency permanent magnet brushless motor to solve the above-mentioned deficiencies in the technology.

[0005] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a new type of high-efficiency permanent magnet brushless motor, comprising a permanent magnet brushless motor body, a mounting seat is provided at the rear end of the permanent magnet brushless motor body, the mounting seat is in the shape of a U-shaped, a connecting assembly is provided at the connection between the mounting seat and the permanent magnet brushless motor body, the connecting assembly includes a connecting seat, a connecting plate and a connecting column, a mounting block is provided on the outside of the mounting seat, and a plurality of the mounting blocks can be evenly installed on the outside of the U-shaped mounting seat, so that the permanent magnet brushless motor body can be installed from different directions according to the actual installation situation. The fixing is performed to avoid the problem of needing to adjust the position of the mounting base when encountering an obstruction and being unable to fix due to being limited to fixing in one direction, so that the installation and fixing direction is more flexible, the convenience of installing the permanent magnet brushless motor main body is enhanced, and the efficient installation of the permanent magnet brushless motor main body is ensured. The connecting base is arranged inside the mounting base, the connecting plate is fixedly connected to the rear end of the permanent magnet brushless motor main body by screws, the connecting column is connected to one end of the connecting plate close to the connecting base, and the connecting column is inserted into the inside of the connecting groove provided in the connecting base, and the connecting column and the connecting base are fastened by mounting bolts.

[0006] Preferably, an elastic connection structure is provided at the connection between the mounting block and the mounting seat, and the elastic connection structure includes a placement cavity, a spring, a plurality of plate slots, a fixing plate, an insert block, a plurality of slots, a limit block and a limit slot. The placement cavity is opened on the inner wall of the mounting seat, the spring is connected to the inside of the placement cavity, and the free end of the spring is connected to the mounting block.

[0007] Preferably, several of the plate grooves are opened on the outer wall of the mounting seat, the fixed plate is embedded in the outer plate groove, the plug block is connected to the side wall of the fixed plate close to the mounting seat, and several of the slots are respectively opened on the inner wall of the plate groove and the outer wall of the mounting block.

[0008] Preferably, the limiting block is connected to the outer wall of the mounting block, the limiting groove is opened on the inner wall of the mounting seat, and the limiting block is embedded in the limiting groove.

[0009] Through the above technical solution:

[0010] After determining the fixing direction, first pull the buckle groove provided on the fixing plate and pull it to pull the fixing plate out of the outer plate groove, then press the unused mounting block inward, at this time, use the elastic force of the spring to retract the mounting block into the placement cavity, and finally insert the fixing plate into the inner plate groove. This operation can shrink the excess mounting block, thereby preventing the excess mounting block from protruding and affecting the subsequent installation of other components.

[0011] Preferably, the mounting seat is provided with an adjustment structure, which includes a slide groove, a threaded rod, a slider, a connecting rod and a protrusion. The slide groove is opened on the inner wall of the mounting seat, the threaded rod is connected to the inside of the slide groove, and the slider is threadedly connected to the outside of the threaded rod.

[0012] Preferably, the connecting rod is connected to one end of the slider, and the end of the connecting rod away from the slider is connected to the connecting seat, the protrusion is arranged on the outside of the mounting seat, and one end of the threaded rod passes through the mounting seat and is connected to the protrusion.

[0013] Through the above technical solution:

[0014] When connecting the permanent magnet brushless motor body to the mounting base, first take the tool and connect it to the protrusion, then the knob tool drives the threaded rod to rotate, at this time the slider is threadedly engaged with the threaded rod, and the slider slides in the slide groove toward the permanent magnet brushless motor body, so that the connecting component can be moved out of the mounting base, which can effectively increase the connection space of the permanent magnet brushless motor body and avoid the disadvantage of affecting the smooth connection due to the limited internal space of the mounting base. After reconnection, the tool can be reversed according to the above operation to restore the connecting component to its original position.

[0015] Preferably, a filling structure is provided on the threaded rod and the protrusion, and the filling structure includes a through groove, an oil outlet groove, a sponge block, an oil inlet cavity and a plug block. The through groove is opened on the inner wall of the threaded rod, the oil outlet groove is opened on the outer wall of the threaded rod and is connected with the through groove, and the sponge block is embedded in the inside of the oil outlet groove.

[0016] Preferably, the oil inlet cavity is opened on the inner wall of the protrusion, and the plug is clamped at the inlet end of the oil inlet cavity.

[0017] Specifically, when the friction between the threaded rod and the slider is large and affects the adjustment, the plug is pulled out, and lubricating oil is added to the oil inlet chamber. The lubricating oil flows through the through groove to the oil outlet groove, and finally drips onto the connection between the threaded rod and the slider through the oil outlet groove, which can effectively play a lubricating effect and enhance the smoothness of the lateral adjustment of the connecting component. In addition, the sponge block in the oil outlet groove can slow down the speed of lubricating oil dripping, avoiding the phenomenon that the lubricating oil flow rate is too fast, resulting in excessive oil dripping and causing random flow.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. By providing a U-shaped mounting seat, an elastic connection structure and a plurality of mounting blocks, the plurality of mounting blocks are respectively installed on the outside of the U-shaped mounting seat in different directions, so that the permanent magnet brushless motor body can be fixed from different directions according to the actual installation situation during installation, thereby solving the problem that the existing fixing is limited to one direction, resulting in the need to adjust the position of the mounting seat when encountering obstacles and being unable to fix it. The installation and fixing direction is more flexible, the convenience of installing the permanent magnet brushless motor body is enhanced, and the efficient installation of the permanent magnet brushless motor body is ensured. In addition, after the fixing direction is determined, the redundant mounting blocks can be retracted to avoid the redundant mounting blocks protruding and affecting the subsequent installation of other components.

[0020] 2. By setting up an adjustment structure, the connection component between the mounting base and the permanent magnet brushless motor body has an adjustment function. When the permanent magnet brushless motor body is connected to the mounting base, the connection component can be moved out of the mounting base, which can effectively increase the connection space of the permanent magnet brushless motor body, avoid the disadvantage of affecting the smooth connection due to the limited internal space of the mounting base, and enhance the convenience of connecting the permanent magnet brushless motor body and the mounting base. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 This is one of the overall structural diagrams of the utility model;

[0023] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0024] Figure 3 This is a schematic cross-sectional view of the mounting base of the present invention;

[0025] Figure 4 This is an enlarged schematic diagram of the adjustment structure of the utility model;

[0026] Figure 5 This is a schematic cross-sectional view of a threaded rod of the present invention;

[0027] Figure 6 This is a schematic diagram of the connection between the mounting block and the mounting base of the utility model;

[0028] Figure 7 It is an enlarged schematic diagram of the elastic connection structure of the utility model;

[0029] Figure 8 This is a schematic diagram of the installation block of the present utility model in a retracted state.

[0030] Description of reference numerals:

[0031] 1. Permanent magnet brushless motor body; 2. Mounting seat; 3. Connecting seat; 4. Connecting plate; 5. Adjusting structure; 51. Slide groove; 52. Threaded rod; 53. Slider; 54. Connecting rod; 55. Bump; 6. Mounting block; 7. Filling structure; 71. Through groove; 72. Oil outlet groove; 73. Sponge block; 74. Oil inlet chamber; 75. Plug; 8. Elastic connecting structure; 81. Placement chamber; 82. Spring; 83. Plate groove; 84. Fixing plate; 85. Insert block; 86. Slot; 87. Limit block; 88. Limit groove; 9. Connecting column. DETAILED DESCRIPTION

[0032] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0033] The utility model provides Figure 1-Figure 3 A new type of high-efficiency permanent magnet brushless motor shown, comprising:

[0034] The permanent magnet brushless motor body 1, the rear end of the permanent magnet brushless motor body 1 is provided with a mounting seat 2, the shape of the mounting seat 2 is a U-shaped, the connection between the mounting seat 2 and the permanent magnet brushless motor body 1 is provided with a connecting component, the connecting component includes a connecting seat 3, a connecting plate 4 and a connecting column 9, the outer side of the mounting seat 2 is provided with a mounting block 6, the outer side of the U-shaped mounting seat 2 can be evenly installed with a plurality of mounting blocks 6, so that the permanent magnet brushless motor body 1 can be fixed from different directions according to the actual installation situation during installation, avoiding encountering obstacles due to being limited to fixing in one direction When the block cannot be fixed, it is necessary to adjust the position of the mounting base 2, so that its installation and fixing direction is more flexible, which enhances the convenience of installing the permanent magnet brushless motor body 1 and ensures the efficient installation of the permanent magnet brushless motor body 1. The connecting base 3 is arranged inside the mounting base 2, and the connecting plate 4 is fixedly connected to the rear end of the permanent magnet brushless motor body 1 by screws. The connecting column 9 is connected to one end of the connecting plate 4 close to the connecting base 3, and the connecting column 9 is inserted into the inside of the connecting groove of the connecting base 3, and the connecting column 9 and the connecting base 3 are fastened by mounting bolts.

[0035] The utility model provides Figure 4-Figure 6 A new type of high-efficiency permanent magnet brushless motor is shown, in which an elastic connection structure 8 is provided at the connection between the mounting block 6 and the mounting base 2. The elastic connection structure 8 includes a placement cavity 81, a spring 82, several plate slots 83, a fixing plate 84, an insert block 85, several slots 86, a limit block 87 and a limit slot 88. The placement cavity 81 is opened on the inner wall of the mounting base 2, the spring 82 is connected to the inside of the placement cavity 81, and the free end of the spring 82 is connected to the mounting block 6.

[0036] Several plate grooves 83 are opened on the outer wall of the mounting base 2, the fixing plate 84 is embedded in the outer plate groove 83, the insert block 85 is connected to the side wall of the fixing plate 84 close to the mounting base 2, and several slots 86 are respectively opened on the inner wall of the plate groove 83 and the outer wall of the mounting block 6.

[0037] The limiting block 87 is connected to the outer wall of the mounting block 6 , the limiting groove 88 is opened on the inner wall of the mounting seat 2 , and the limiting block 87 is embedded in the limiting groove 88 .

[0038] Through the above technical solution:

[0039] After determining the fixing direction, first pull the buckle groove opened on the fixing plate 84 and pull it to pull the fixing plate 84 out of the outer plate groove 83, then press the unused mounting block 6 inward, at this time using the elastic force of the spring 82, the mounting block 6 is received into the placement cavity 81, and finally the fixing plate 84 is inserted into the inner plate groove 83. This operation can shrink the redundant mounting block 6, avoiding the redundant mounting block 6 from protruding and affecting the subsequent installation of other components.

[0040] The utility model provides Figure 3 and Figure 7 A new type of high-efficiency permanent magnet brushless motor is shown, and an adjustment structure 5 is provided on the mounting base 2. The adjustment structure 5 includes a slide 51, a threaded rod 52, a slider 53, a connecting rod 54 and a protrusion 55. The slide 51 is opened on the inner wall of the mounting base 2, the threaded rod 52 is connected to the inside of the slide 51, and the slider 53 is threadedly connected to the outside of the threaded rod 52.

[0041] The connecting rod 54 is connected to one end of the slider 53 , and the end of the connecting rod 54 away from the slider 53 is connected to the connecting seat 3 . The protrusion 55 is arranged on the outside of the mounting seat 2 , and one end of the threaded rod 52 passes through the mounting seat 2 and is connected to the protrusion 55 .

[0042] Through the above technical solution:

[0043] When connecting the permanent magnet brushless motor body 1 to the mounting base 2, first take the tool and connect it to the protrusion 55, then the knob tool drives the threaded rod 52 to rotate, at this time the slider 53 is threadedly engaged with the threaded rod 52, and the slider 53 slides in the slide groove 51 toward the permanent magnet brushless motor body 1, and the connecting component can be moved out of the mounting base 2, which can effectively increase the connection space of the permanent magnet brushless motor body 1 and avoid the disadvantage of affecting the smooth connection due to the limited internal space of the mounting base 2. After reconnection, the tool can be reversed according to the above operation to restore the connecting component to its original position.

[0044] Further, see Figure 8As shown, a filling structure 7 is provided on the threaded rod 52 and the protrusion 55. The filling structure 7 includes a through groove 71, an oil outlet groove 72, a sponge block 73, an oil inlet cavity 74 and a plug block 75. The through groove 71 is opened on the inner wall of the threaded rod 52, the oil outlet groove 72 is opened on the outer wall of the threaded rod 52 and is connected to the through groove 71, and the sponge block 73 is embedded in the inside of the oil outlet groove 72.

[0045] The oil inlet cavity 74 is formed on the inner wall of the protrusion 55 , and the plug 75 is fixed to the inlet end of the oil inlet cavity 74 .

[0046] Specifically, when the friction between the threaded rod 52 and the slider 53 is large and affects the adjustment, the plug 75 is pulled out and lubricating oil is added to the oil inlet chamber 74. The lubricating oil flows to the oil outlet groove 72 through the through groove 71 and finally drips onto the connection between the threaded rod 52 and the slider 53 through the oil outlet groove 72, which can effectively play a lubricating effect and enhance the smoothness of the lateral adjustment of the connecting component. In addition, the sponge block 73 in the oil outlet groove 72 can slow down the speed of lubricating oil dripping, avoiding the phenomenon that the lubricating oil flow rate is too fast, resulting in excessive oil dripping and causing random flow.

[0047] The above description is merely illustrative of certain exemplary embodiments of the present invention. It goes without saying that those skilled in the art will be able to modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A new type of high-efficiency permanent magnet brushless motor, characterized in that: include: A permanent magnet brushless motor body (1) is provided with a mounting seat (2) at the rear end of the permanent magnet brushless motor body (1); a connection assembly is provided at the connection between the mounting seat (2) and the permanent magnet brushless motor body (1); the connection assembly comprises a connection seat (3), a connection plate (4) and a connection column (9); a mounting block (6) is provided on the outer side of the mounting seat (2); and an elastic connection structure (8) is provided at the connection between the mounting block (6) and the mounting seat (2); The elastic connection structure (8) comprises a placement cavity (81), a spring (82), a plurality of plate slots (83), a fixing plate (84), an insert block (85), a plurality of slots (86), a limit block (87) and a limit slot (88); the placement cavity (81) is opened on the inner wall of the mounting seat (2); the spring (82) is connected to the interior of the placement cavity (81), and the free end of the spring (82) is connected to the mounting block (6).

2. A novel high-efficiency permanent magnet brushless motor according to claim 1, characterized in that: A plurality of plate grooves (83) are provided on the outer surface wall of the mounting seat (2); the fixing plate (84) is embedded in the outer plate groove (83); the insert block (85) is connected to the side wall of the fixing plate (84) close to the mounting seat (2); and a plurality of slots (86) are respectively provided on the inner surface wall of the plate groove (83) and the outer surface wall of the mounting block (6).

3. The novel high-efficiency permanent magnet brushless motor according to claim 1, characterized in that: The limiting block (87) is connected to the outer wall of the mounting block (6), the limiting groove (88) is opened on the inner wall of the mounting seat (2), and the limiting block (87) is embedded in the limiting groove (88).

4. The novel high-efficiency permanent magnet brushless motor according to claim 1, characterized in that: The mounting seat (2) is provided with an adjustment structure (5), the adjustment structure (5) comprising a slide groove (51), a threaded rod (52), a slider (53), a connecting rod (54) and a protrusion (55), the slide groove (51) being opened on the inner wall of the mounting seat (2), the threaded rod (52) being connected to the inside of the slide groove (51), and the slider (53) being threadedly connected to the outside of the threaded rod (52).

5. A novel high-efficiency permanent magnet brushless motor according to claim 4, characterized in that: The connecting rod (54) is connected to one end of the slider (53), and the end of the connecting rod (54) away from the slider (53) is connected to the connecting seat (3). The protrusion (55) is arranged on the outside of the mounting seat (2), and one end of the threaded rod (52) passes through the mounting seat (2) and is connected to the protrusion (55).

6. A novel high-efficiency permanent magnet brushless motor according to claim 5, characterized in that: A filling structure (7) is provided on the threaded rod (52) and the protrusion (55), and the filling structure (7) comprises a through groove (71), an oil outlet groove (72), a sponge block (73), an oil inlet cavity (74) and a plug block (75). The through groove (71) is formed on the inner wall of the threaded rod (52), the oil outlet groove (72) is formed on the outer wall of the threaded rod (52) and is connected to the through groove (71), and the sponge block (73) is embedded in the interior of the oil outlet groove (72).

7. A novel high-efficiency permanent magnet brushless motor according to claim 6, characterized in that: The oil inlet cavity (74) is formed on the inner wall of the protrusion (55), and the plug (75) is clamped at the inlet end of the oil inlet cavity (74).

8. The novel high-efficiency permanent magnet brushless motor according to claim 1, characterized in that: The connecting seat (3) is arranged inside the mounting seat (2), the connecting plate (4) is fixedly connected to the rear end of the permanent magnet brushless motor body (1) by screws, the connecting column (9) is connected to one end of the connecting plate (4) close to the connecting seat (3), and the connecting column (9) is inserted into the interior of the connecting groove provided in the connecting seat (3).

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