Fixing structure and threading structure of motor upper cover and motor fixing piece

Abstract

The utility model relates to a fixing structure and a threading structure of a motor upper cover and a motor fixing piece. The technical problem that an output head deviates due to the fact that a motor core cannot be positioned in the prior art is solved. Comprising a motor shell internally provided with a motor core, one end of the motor shell is provided with a motor upper cover through a detachable installation structure, and the circumferential inner side of the motor shell is provided with a motor fixing piece connected with the motor core. The motor fixing piece is located at the opening of one end of the motor shell, and an anti-deviation fixing structure enabling the motor fixing piece to be axially arranged relative to the motor upper cover is arranged between the motor fixing piece and the motor upper cover. The motor has the advantages that the motor core is connected with the motor fixing piece through the buckling piece, the fixing ribs in the motor shell play a role in limiting the motor fixing piece, the motor upper cover is connected with the motor shell through the detachable mounting assembly, and meanwhile the motor upper cover makes contact with the semicircular limiting part of the motor fixing piece through the limiting column; and the effect of positioning the motor fixing piece is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electric window curtain equipment technical field, concretely relates to a kind of fixing structure and threading structure of motor upper cover and motor fixing part. BACKGROUND

[0002] The function of window curtain motor is to drive window curtain to move back and forth along track by its forward and reverse rotation, and the motor core is generally installed in the equipment shell, and a cover is arranged on the shell to cover and protect the components and devices. The existing shell is locked with the cover by screws, and the connection mode is simple, but neither the shell nor the cover has the function of positioning the motor core, so the output head of the motor core may be offset, which cannot be aligned with the center of the cover, and abnormal noise may be generated during operation, affecting normal use. SUMMARY

[0003] The utility model aims at the above problem, and provides a kind of fixing structure of motor upper cover and motor fixing part.

[0004] Another object of the utility model is to provide a threading structure for the above problems.

[0005] To achieve the above object, the utility model adopts the following technical scheme: a kind of fixing structure of motor upper cover and motor fixing part, including the motor shell with motor core inside, the motor shell is provided with motor upper cover at one end by detachable installation structure, motor fixing part connected with motor core is arranged on the circumferential inner side of motor shell, the motor fixing part is located at the open end of motor shell, and the anti-offset fixing structure between the motor fixing part and the motor upper cover can make the motor fixing part be axially arranged relative to the motor upper cover. The motor core is connected with the motor fixing part, and the stability of the motor fixing part and the motor upper cover is ensured by the anti-offset fixing structure, so that the offset of the motor core can be avoided.

[0006] In the above fixing structure of motor upper cover and motor fixing part, the lower end of the motor fixing part is sleeved on the axial outer side of one end of the motor core, and the two sides of the motor fixing part are respectively connected with the two sides of one end of the motor core by clamping. The motor core is connected by the motor fixing part, so that the state of the motor core is ensured.

[0007] In the above fixing structure of motor upper cover and motor fixing part, the circumferential inner side of the motor fixing part has an output head mounting hole, the power output head is arranged in the output head mounting hole, and the bearing is arranged between the circumferential outer side of the power output head and the circumferential inner side of the output head mounting hole. The power output head is arranged in the output hole of the motor upper cover at one end, and the other end is connected with the output shaft of the motor core.

[0008] In the fixing structure of the motor upper cover and the motor fixing part, the detachable mounting structure comprises positioning columns arranged at each corner of the inner side of the motor upper cover, the motor shell is provided with fixing ribs arranged in the axial direction at each corner of the circumferential inner side, and the positioning columns and the fixing ribs are connected through the detachable mounting assembly. The positioning columns and the fixing ribs are arranged correspondingly and are used for connecting the motor shell and the motor upper cover.

[0009] In the fixing structure of the motor upper cover and the motor fixing part, the detachable mounting assembly comprises a positioning hole penetrating the positioning column in the axial direction, the fixing rib is provided with a fixing hole arranged in the axial direction, and the positioning hole is connected with the fixing hole through a positioning bolt.

[0010] In the fixing structure of the motor upper cover and the motor fixing part, the motor upper cover is provided with notches corresponding to the positioning holes at each corner of the circumferential outer side of the upper end, the positioning holes are stepped holes, and the upper end of the positioning hole is provided with a sealing plug.

[0011] In the fixing structure of the motor upper cover and the motor fixing part, the anti-deviation fixing structure comprises a fixing plate arranged at the upper end of the motor fixing part, the fixing plate is rectangular, each corner of the fixing plate is provided with a chamfered portion, the chamfered portion abuts against the side of the fixing rib away from the motor shell, and the fixing plate and the motor upper cover are provided with an anti-deviation fixing assembly. The chamfered portion of the fixing plate corresponds to the fixing rib, so that the motor fixing part is limited, and rotation and deviation of the motor fixing part are avoided.

[0012] In the fixing structure of the motor upper cover and the motor fixing part, the anti-deviation fixing assembly comprises a semicircular limiting portion arranged at the upper end of each chamfered portion of the fixing plate, the inner side of the semicircular limiting portion has a semicircular limiting surface, the lower end of the positioning column is provided with a limiting column, the positioning hole penetrates the limiting column, and the circumferential outer side of the limiting column abuts against the semicircular limiting surface. The semicircular limiting portion cooperates with the limiting column, the motor shell and the motor upper cover are fixed, so that the stability of the motor fixing part is further ensured, and the stability of the motor core is ensured.

[0013] A threading structure comprises a power line arranged in the motor shell, the upper end of the motor fixing part is provided with a threading seat, the threading seat is provided with a power line channel, one end of the power line is connected with the motor core, the other end of the power line is bent and arranged in the power line channel and passes out from the outer side of the motor upper cover.

[0014] In the threading structure, the threading base is arranged on one side of the upper end of the motor fixing part, a threading top base is detachably arranged on the upper end of the threading base, the power line channel is curved and formed between the threading top base and the threading base, one end of the power line channel is provided with an inlet port, and the other end is provided with an outlet port, one side of the motor upper cover is provided with an outlet hole corresponding to the outlet port, and the power line is arranged in the power line channel of the threading base away from the motor core, and then is directly threaded out to the outside of the motor upper cover from the outlet hole, so that the structure is simple, or the motor upper cover is provided with an outlet notch corresponding to the outlet port on one side, the lower end of the outlet notch extends to the lower end edge of the motor upper cover, and the upper end of the motor fixing part is provided with a sealing base corresponding to the outlet notch on one side of the edge, the sealing base extends into the outlet notch to seal the lower end of the outlet notch, and the outlet notch and the sealing base are designed to be simple and convenient to assemble, and the threading work can be completed by connecting the motor upper cover and the motor fixing part.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The motor core of the device is connected with the motor fixing part through the buckle part, the fixing rib in the motor shell limits the motor fixing part, the motor upper cover is connected with the motor shell through the detachable mounting assembly, and the motor upper cover is in contact with the semicircular limiting part of the motor fixing part through the limiting column, so that the motor fixing part is positioned. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model embodiment one.

[0018] Figure 2 It is an internal structure diagram of the motor shell in the utility model embodiment one.

[0019] Figure 3 It is a structural schematic diagram of the motor upper cover in the utility model embodiment one.

[0020] Figure 4 It is a structural schematic diagram of the motor upper cover in the utility model embodiment one.

[0021] Figure 5 It is a structural schematic diagram of the motor fixing part and the motor shell in the utility model embodiment one.

[0022] Figure 6 It is an explosive structure diagram of the motor upper cover and the motor fixing part in the utility model embodiment two.

[0023] In the figure: motor housing 1, motor movement 11, power cord 12, detachable mounting structure 2, positioning column 21, fixing rib 22, limiting column 23, motor cover 3, notch 31, wire outlet hole 32, wire outlet notch 33, motor fixing part 4, snap-fit ​​part 41, output head mounting hole 42, power output head 43, closing seat 44, anti-drift fixing structure 5, fixing plate 51, chamfered portion 52, detachable mounting assembly 6, positioning hole 61, fixing hole 62, sealing plug 63, anti-drift fixing assembly 7, semicircular limiting portion 71, semicircular limiting surface 72, threading seat 8, power cord channel 81, threading base 82, threading top seat 83, incoming port 84, and outgoing port 85. DETAILED DESCRIPTION

[0024] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0025] Example 1

[0026] like Figures 1-5 As shown, a fixing structure for a motor cover and a motor fixture includes a motor housing 1 having a motor core 11 therein. A motor cover 3 is mounted on one end of the motor housing 1 via a removable mounting structure 2. A motor fixture 4 connected to the motor core 11 is disposed on the inner circumferential side of the motor housing 1. The motor fixture 4 is located at an open end of the motor housing 1, and an anti-drift fixing structure 5 is disposed between the motor fixture 4 and the motor cover 3 to ensure that the motor fixture 4 is axially arranged relative to the motor cover 3. The motor core 11 is connected to the motor fixture 4, and the anti-drift fixing structure 5 ensures the stability of the motor fixture 4 and the motor cover 3, thereby preventing the motor core 11 from shifting.

[0027] like Figure 2 As shown, the lower end of the motor fixing member 4 is sleeved on the axial outside of one end of the motor core 11 and the two sides of the motor fixing member 4 are respectively connected to the two sides of one end of the motor core 11 through the snap fasteners 41. The motor fixing member 4 is used to connect the motor core 11, thereby ensuring the state of the motor core 11.

[0028] Combine Figure 2 and Figure 5 As shown, the motor fixing part 4 has an output head mounting hole 42 on the inner side thereof, a power output head 43 is passed through the output head mounting hole 42, and a bearing is provided between the outer side thereof and the inner side thereof. One end of the power output head 43 is passed through the output hole on the motor upper cover 3 and the other end is connected to the output shaft of the motor movement 11.

[0029] Combine Figure 4 and Figure 5As shown, the detachable mounting structure 2 includes positioning columns 21 arranged at each corner of the inner side of the motor upper cover 3, and the motor shell 1 is provided with fixed ribs 22 arranged axially at each corner of the inner side in the circumferential direction, and the positioning columns 21 and the fixed ribs 22 are connected through the detachable mounting assembly 6. The positioning columns 21 are arranged correspondingly with the fixed ribs 22, and are used for connecting the motor shell 1 and the motor upper cover 3.

[0030] As shown, the detachable mounting assembly 6 includes a positioning hole 61 axially penetrating the positioning column 21, and the fixed rib 22 is provided with a fixed hole 62 arranged axially, and the positioning hole 61 is connected with the fixed hole 62 through a positioning bolt.

[0031] As shown, Figure 3 As shown, the motor upper cover 3 is provided with notches 31 corresponding to the positioning holes 61 at each corner of the outer side of the upper end in the circumferential direction, the positioning holes 61 are stepped holes, and the upper end of the positioning hole 61 is provided with a sealing plug 63.

[0032] As shown, Figure 5 As shown, the anti-deviation fixing structure 5 includes a fixed plate 51 arranged at the upper end of the motor fixing piece 4, the fixed plate 51 is rectangular, and each corner of the fixed plate 51 is provided with a chamfered portion 52, the chamfered portion 52 abuts against the side of the fixed rib 22 away from the motor shell 1, and the fixed plate 51 and the motor upper cover 3 are provided with an anti-deviation fixing assembly 7. The chamfered portion 52 of the fixed plate 51 corresponds to the fixed rib 22, which can limit the motor fixing piece 4 from rotating and deviating.

[0033] As shown, the anti-deviation fixing assembly 7 includes a semicircular limiting portion 71 arranged at the upper end of each chamfered portion 52 of the fixed plate 51, the inner side of the semicircular limiting portion 71 has a semicircular limiting surface 72, the lower end of the positioning column 21 is provided with a limiting column 23, the positioning hole 61 penetrates the limiting column 23, and the limiting column 23 is arranged in abutment with the semicircular limiting surface 72 in the circumferential direction. The semicircular limiting portion 71 cooperates with the limiting column 23, and the motor shell 1 and the motor upper cover 3 are fixed, which can further ensure the stability of the motor fixing piece 4, thereby ensuring the stability of the motor core 11.

[0034] As shown, Figure 2 As shown, Figure 5 As shown, a threading structure includes a power line 12 threaded in the motor shell 1, a threading seat 8 is arranged at one side of the upper end of the motor fixing piece 4, the threading seat 8 is provided with a power line channel 81, one end of the power line 12 is connected with the motor core 11, the other end of the power line 12 is bent and threaded in the power line channel 81 and threaded out from the outer side of the motor upper cover 3.

[0035] The threading seat 8 includes a threading base 82 arranged on one side of the upper end of the motor fixing part 4, and a threading top seat 83 is detachably arranged on the upper end of the threading base 82. The power line channel 81 is curved and formed between the threading top seat 83 and the threading base 82. The power line channel 81 is provided with an inlet port 84 at one end and an outlet port 85 at the other end. The motor upper cover 3 is provided with an outlet notch 33 corresponding to the outlet port 85 on one side. The outlet notch 33 extends to the lower end edge of the motor upper cover 3. The upper end of the motor fixing part 4 is provided with a closing seat 44 corresponding to the outlet notch 33 on one side. The closing seat 44 extends into the outlet notch 33 to close the lower end of the outlet notch 33. The design structure of the outlet notch 33 and the closing seat 44 is simple and convenient to assemble. The threading work can be completed by connecting the motor upper cover 3 and the motor fixing part 4.

[0036] The principle of the embodiment is that:

[0037] The motor fixing part 4 is connected to the motor core 11 through the buckle part 41. The motor core 11 is placed into the motor shell 1. The fixed plate 51 on the motor fixing part 4 corresponds to the fixed rib 22 in the motor shell 1. One end of the power line 12 is connected to the motor core 11, and the other end is arranged in the power line channel 81 of the threading seat 8. The end of the power line 12 away from the motor core 11 enters the power line channel 81 from the inlet port 84, and then extends out of the outlet port 85 and is located above the closing seat 44. Then the motor upper cover 3 is assembled. The outlet notch 33 of the motor upper cover 3 is in contact with the closing seat 44 to close the lower end of the outlet notch 33. Then the power line 12 extends to the outside of the motor upper cover 3 through the outlet notch 33. Then the limiting column 23 of the motor upper cover 3 is in contact with the semicircular limiting part 71 of the motor fixing part 4. At the same time, the positioning hole 61 on the motor upper cover 3 is connected to the fixed hole 62 on the motor shell 1 through the positioning bolt.

[0038] Embodiment two

[0039] In combination Figure 6 The principle of the embodiment and the embodiment steps are similar to those of embodiment one. The difference is that in embodiment one, the motor upper cover 3 is provided with an outlet notch 33 corresponding to the outlet port 85 on one side. The outlet notch 33 extends to the lower end edge of the motor upper cover 3. The upper end of the motor fixing part 4 is provided with a closing seat 44 corresponding to the outlet notch 33 on one side. The closing seat 44 extends into the outlet notch 33 to close the lower end of the outlet notch 33. In this embodiment, the motor upper cover 3 is provided with an outlet hole 32 corresponding to the outlet port 85 on one side. The end of the power line 12 away from the motor core 11 is arranged in the power line channel 81 of the threading seat 8, and then directly extends out of the motor upper cover 3 through the outlet hole 32. The structure is simple.

[0040] The specific embodiments described herein are merely illustrative of the present application. Various modifications or changes can be made to the specific embodiments described herein by those skilled in the art without departing from the spirit of the present application, or the scope of the appended claims.

[0041] Although the terms motor shell 1, motor core 11, power cord 12, detachable mounting structure 2, positioning column 21, fixing rib 22, limiting column 23, motor upper cover 3, notch 31, wire outlet hole 32, wire outlet notch 33, motor fixing piece 4, buckle piece 41, output head mounting hole 42, power output head 43, closed seat 44, anti-deviation fixing structure 5, fixing plate 51, chamfered portion 52, detachable mounting assembly 6, positioning hole 61, fixing hole 62, sealing plug 63, anti-deviation fixing assembly 7, semicircular limiting portion 71, semicircular limiting surface 72, threading seat 8, power cord channel 81, threading base 82, threading top base 83, wire inlet port 84, wire outlet port 85 are used more frequently in the text, the possibility of using other terms is not excluded. The use of these terms is only to facilitate the description and explanation of the essence of the present application; any additional limitation is contrary to the spirit of the present application.

Claims

1. A fixing structure for a motor upper cover and a motor fixing part, comprising a motor housing (1) having a motor core (11) therein, wherein one end of the motor housing (1) is provided with a motor upper cover (3) via a detachable mounting structure (2), and a motor fixing part (4) connected to the motor core (11) is provided on the inner side of the motor housing (1) in the circumferential direction, characterized in that: The motor fixing part (4) is located at the open end of the motor shell (1), and an anti-deviation fixing structure (5) is arranged between the motor fixing part (4) and the motor upper cover (3) to axially arrange the motor fixing part (4) relative to the motor upper cover (3).

2. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 1, characterized in that, The lower end of the motor fixing part (4) is sleeved on the outer side of one end of the motor core (11) in the axial direction, and the two sides of the motor fixing part (4) are respectively connected to the two sides of one end of the motor core (11) through the buckle parts (41).

3. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 1, characterized in that, The motor fixing part (4) has an output head mounting hole (42) on the inner side in the circumferential direction, a power output head (43) is arranged in the output head mounting hole (42), a bearing is arranged between the outer side of the power output head (43) and the inner side of the output head mounting hole (42) in the circumferential direction, one end of the power output head (43) is arranged in the output hole of the motor upper cover (3), and the other end is connected to the output shaft of the motor core (11).

4. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 1 or 2 or 3, characterized in that, The detachable mounting structure (2) comprises positioning columns (21) arranged on each corner of the inner side of the motor upper cover (3), the motor shell (1) has fixed ribs (22) arranged in the axial direction on each corner of the inner side in the circumferential direction, and the positioning columns (21) and the fixed ribs (22) are connected through the detachable mounting assembly (6).

5. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 4, characterized in that, The detachable mounting assembly (6) comprises positioning holes (61) penetrating the positioning columns (21) in the axial direction, the fixed ribs (22) have fixed holes (62) arranged in the axial direction, and the positioning holes (61) are connected to the fixed holes (62) through positioning bolts.

6. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 5, characterized in that, The motor upper cover (3) has notches (31) corresponding to the positioning holes (61) on each corner of the outer side in the circumferential direction, the positioning holes (61) are stepped holes, and the upper end of the positioning hole (61) is provided with a sealing plug (63).

7. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 4, characterized in that, The anti-deviation fixing structure (5) comprises a fixed plate (51) arranged on the upper end of the motor fixing part (4), the fixed plate (51) is rectangular, each corner of the fixed plate (51) is provided with a chamfered portion (52), the chamfered portion (52) abuts against the side of the fixed rib (22) away from the motor shell (1), and the fixed plate (51) and the motor upper cover (3) are provided with an anti-deviation fixing assembly (7).

8. The fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to claim 7, characterized in that, The anti-deviation fixing assembly (7) comprises semicircular limiting portions (71) arranged on the upper end of each chamfered portion (52) of the fixed plate (51), the inner side of the semicircular limiting portion (71) has a semicircular limiting surface (72), the lower end of the positioning column (21) has a limiting column (23), the positioning hole (61) penetrates the limiting column (23), and the limiting column (23) is arranged in abutment with the semicircular limiting surface (72) on the outer side in the circumferential direction.

9. A threading structure, which adopts the fixing structure of the upper cover of the electric machine and the fixing member of the electric machine according to any one of claims 1-8, comprising a power line (12) threaded in the electric machine housing (1), characterized in that, The upper end of the motor fixing part (4) is provided with a threading seat (8), the threading seat (8) has a power line channel (81) therein, one end of the power line (12) is connected to the motor core (11), the other end of the power line (12) is bent, and is arranged in the power line channel (81) and is led out from the outer side of the motor upper cover (3).

10. A threading structure according to claim 9, wherein, The threading seat (8) includes a threading base (82) arranged on one side of the upper end of the motor fixing part (4), and a threading top base (83) is detachably arranged on the upper end of the threading base (82), the power line channel (81) is curved and formed between the threading top base (83) and the threading base (82), one end of the power line channel (81) is provided with an inlet port (84), and the other end is provided with an outlet port (85), one side of the motor upper cover (3) is provided with an outlet hole (32) corresponding to the outlet port (85); or one side of the motor upper cover (3) is provided with an outlet notch (33) corresponding to the outlet port (85), the lower end of the outlet notch (33) extends to the lower end edge of the motor upper cover (3), and one side edge of the upper end of the motor fixing part (4) is provided with a closing seat (44) corresponding to the outlet notch (33), and the closing seat (44) extends into the outlet notch (33) to close the lower end of the outlet notch (33).

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