CN216214708U - Rotary transmission device with sealing structure - Google Patents
Rotary transmission device with sealing structure Download PDFInfo
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- CN216214708U CN216214708U CN202122488830.1U CN202122488830U CN216214708U CN 216214708 U CN216214708 U CN 216214708U CN 202122488830 U CN202122488830 U CN 202122488830U CN 216214708 U CN216214708 U CN 216214708U
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Abstract
The utility model discloses a rotary transmission device with a sealing structure, which relates to the technical field of full-automatic rotary transmission devices and comprises a sealing cover plate, wherein a trapezoidal hole cylinder is arranged in the sealing cover plate, the right side of the sealing cover plate is connected with a support, a separation plate is arranged on the inner side of the support, a counter sink is arranged in the separation plate, and a first screw is connected between the support and the counter sink; the electric brush is installed on the outer wall of the support, and an outer cover is arranged above the electric brush. According to the utility model, the sealing cover plate, the isolation plate and the support are arranged, the sealing cover plate, the isolation plate and the support form a closed cylindrical sealing cavity, and the static sealing mode of filling the sealant in the sealing cavity can effectively prevent excess matters and moisture in the environment from entering the rotary transmission device, so that the device can normally realize the functions and the performance of the device, and the adaptability of the rotary transmission device to various severe environmental conditions is greatly improved.
Description
Technical Field
The utility model relates to the technical field of full-automatic rotary transmission devices, in particular to a rotary transmission device with a sealing structure.
Background
The rotation transmission device is a rotation device for transmitting electric power and electric signals, and the working principle of the rotation transmission device is to realize accurate transmission and connection of the electric signals between a stator part and a rotor part of the rotation transmission device through relative rotation of the stator part and the rotor part, and the application field of the rotation transmission device is wider and wider in recent years.
When the existing rotary transmission device is used under the severe application environment condition, dust, tiny particles, moisture and the like in the environment easily enter the interior of the rotary transmission device, so that the small performance index of the rotary transmission device is reduced, and the normal use of the rotary transmission device is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that when the existing rotary transmission device is used under severe application environment conditions, dust, tiny particles, moisture and the like in the environment easily enter the rotary transmission device, so that the small performance index of the rotary transmission device is reduced, and the normal use of the rotary transmission device is influenced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a rotary transmission device having a sealed structure, comprising:
the sealing cover plate is internally provided with a trapezoidal hole cylinder, the right side of the sealing cover plate is connected with a support, the inner side of the support is provided with a separation plate, the inner part of the separation plate is provided with a countersunk hole, and a first screw is connected between the support and the countersunk hole;
the electric brush is arranged on the outer wall of the support, an outer cover is arranged above the electric brush, a sealing end cover is arranged on the right side of the support, a bearing A is arranged on the inner side of the support, a bearing B is arranged on the right side of the bearing A, and a ring body is connected between the bearing A and the bearing B;
the rotary transmission device with the sealing structure further comprises an annular groove, the annular groove is formed in the outer circle of the ring body, a sealing ring is arranged inside the annular groove, a bearing end cover is arranged on the left side of the ring body, and a second screw is connected between the bearing end cover and the ring body.
Preferably, the outer cover is of a sleeve-shaped structure, and the outer cover and the bracket are connected through gluing.
Preferably, the cross-sectional area of the annular groove is greater than the cross-sectional area of the seal ring, and the annular groove is symmetrical about the transverse axis of the ring body.
Preferably, detachable structures are formed between the isolation plate and the support through countersunk holes and first screws, and four countersunk holes are distributed.
Preferably, a detachable structure is formed between the ring body and the bearing end cover through a second screw, and the left side of the ring body is tightly attached to the inner side of the bearing end cover.
Preferably, the connection mode between the sealing cover plate and the bracket is glue joint, and the cross-sectional area of the sealing cover plate is larger than that of the bracket.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, the sealing cover plate, the isolation plate and the support are arranged, the sealing cover plate, the isolation plate and the support form a closed cylindrical sealing cavity, and the static sealing mode of filling the sealant in the sealing cavity can effectively prevent excess matters and moisture in the environment from entering the rotary transmission device, so that the device can normally realize the functions and the performance of the device, and the adaptability of the rotary transmission device to various severe environmental conditions is greatly improved.
2. According to the utility model, the ring body, the sealing ring and the sealing end cover are arranged, and through the dynamic sealing structure consisting of the ring body, the sealing ring and the sealing end cover, under the same condition, the sealing structure can effectively prevent external excess from entering the interior of the rotary transmission device, so that the performance stability of the rotary transmission device is improved.
Drawings
FIG. 1 is a schematic view of a rotary transfer device according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of a stator portion according to the present invention;
fig. 4 is a schematic structural view of a rotor part in the utility model.
Illustration of the drawings:
1. sealing the cover plate; 2. a separator plate; 3. a support; 4. a bearing end cap; 5. a, a bearing; 6. a ring body; 7. an electric brush; 8. a housing; 9. b, a bearing; 10. sealing the end cap; 11. a seal ring; 12. a trapezoidal hole cylinder; 13. a countersunk hole; 14. a first screw; 15. a second screw; 16. an annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a rotary transmission device with a sealing structure comprises a sealing cover plate 1, an electric brush 7 and an annular groove 16, wherein a trapezoidal hole cylinder 12 is arranged in the sealing cover plate 1, a bracket 3 is connected to the right side of the sealing cover plate 1, the sealing cover plate 1 and the bracket 3 are connected in a gluing manner, the cross-sectional area of the sealing cover plate 1 is larger than that of the bracket 3, the sealing cover plate 1, a partition plate 2 and the bracket 3 form a sealed cylindrical sealing cavity, static sealing of the rotary transmission device is ensured by a static sealing manner of filling sealant in the sealing cavity, the partition plate 2 is arranged on the inner side of the bracket 3, a countersunk hole 13 is arranged in the partition plate 2, a detachable structure is formed between the partition plate 2 and the bracket 3 through the countersunk holes 13 and first screws 14, four countersunk holes 13 are distributed, the first screws 14 are manually operated, the first screw 14 moves out of the countersunk hole 13, so that the partition board 2 can be conveniently detached, and the first screw 14 is connected between the bracket 3 and the countersunk hole 13;
the electric brush 7 is arranged on the outer wall of the support 3, an outer cover 8 is arranged above the electric brush 7, the outer cover 8 is of a sleeve-shaped structure, the outer cover 8 and the support 3 are connected in a gluing mode, the electric brush 7 outside the support 3 can be protected through the outer cover 8, a sealing end cover 10 is arranged on the right side of the support 3, an A bearing 5 is arranged on the inner side of the support 3, a B bearing 9 is arranged on the right side of the A bearing 5, a ring body 6 is connected between the A bearing 5 and the B bearing 9, a detachable structure is formed between the ring body 6 and the bearing end cover 4 through a second screw 15, the left side of the ring body 6 is tightly attached to the inner side of the bearing end cover 4, the ring body 6 is separated from the bearing end cover 4 through rotating the second screw 15, and therefore the detachment work of the bearing end cover 4 is conveniently completed;
the annular groove 16 is formed in the outer circle of the ring body 6, the sealing ring 11 is installed inside the annular groove 16, the cross section area of the annular groove 16 is larger than that of the sealing ring 11, the annular groove 16 is symmetrical about the transverse axis of the ring body 6, dynamic sealing between a rotor (the rotor is composed of the bearing end cover 4, the second screw 15 and the ring body 6) and a stator (the stator is composed of the sealing cover plate 1, the isolation plate 2, the support 3, the bearing end cover 4, the electric brush 7, the outer cover 8 and the sealing end cover 10) is guaranteed through pre-compression of the sealing ring 11, the bearing end cover 4 is arranged on the left side of the ring body 6, and the second screw 15 is connected between the bearing end cover 4 and the ring body 6.
The working principle is as follows: when in use, firstly, the B bearing 9 and the sealing ring 11 are installed on the ring body 6, the A bearing 5 is installed in the bearing position of the bracket 3, then the ring body 6 is placed in the inner hole of the bracket 3, the bearing position of the ring body 6 is matched with the inner hole of the A bearing 5, the bearing position inner hole of the bracket 3 is matched with the B bearing 9, then the bearing end cover 4 is installed, the bearing end cover 4 is connected with the ring body 6 through the second screw 15, after the relative rotation between the rotor (the rotor is composed of the bearing end cover 4, the second screw 15 and the ring body 6) and the stator (the stator is composed of the sealing cover plate 1, the partition plate 2, the bracket 3, the bearing end cover 4, the electric brush 7, the outer cover 8 and the sealing end cover 10) is ensured to be flexible and reliable without clamping stagnation, then the electric brush 7 is connected with the bracket 3 through the screws, the alignment between the ring groove on the electric brush 6 and the brush 7 is ensured to be reliable, then the stator lead wire on the electric brush 7 is led out of the rotary transmission device through the sealing cavity, the sealed cavity (the sealed cover plate 1, the isolation plate 2 and the support 3 form a sealed cylindrical sealed cavity) is filled with sealant, the inner hole of the outer cover 8 is matched with the support 3, and finally the sealed end cover 10 is connected with the support 3 through a screw.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A rotary transmission device having a sealed structure, comprising:
the sealing cover plate comprises a sealing cover plate (1), wherein a trapezoidal hole cylinder (12) is arranged inside the sealing cover plate (1), a support (3) is connected to the right side of the sealing cover plate (1), a partition plate (2) is installed on the inner side of the support (3), a counter sink (13) is arranged inside the partition plate (2), and a first screw (14) is connected between the support (3) and the counter sink (13);
the electric brush (7) is mounted on the outer wall of the support (3), an outer cover (8) is arranged above the electric brush (7), a sealing end cover (10) is mounted on the right side of the support (3), an A bearing (5) is mounted on the inner side of the support (3), a B bearing (9) is arranged on the right side of the A bearing (5), and a ring body (6) is connected between the A bearing (5) and the B bearing (9);
the rotary transmission device with the sealing structure further comprises an annular groove (16), the annular groove (16) is formed in the outer circle of the ring body (6), a sealing ring (11) is arranged inside the annular groove (16), a bearing end cover (4) is arranged on the left side of the ring body (6), and a second screw (15) is connected between the bearing end cover (4) and the ring body (6).
2. A rotary transmission device having a sealing structure according to claim 1, wherein: the outer cover (8) is of a sleeve-shaped structure, and the outer cover (8) and the support (3) are connected through glue.
3. A rotary transmission device having a sealing structure according to claim 1, wherein: the cross-sectional area of the annular groove (16) is larger than that of the sealing ring (11), and the annular groove (16) is symmetrical about the transverse axis of the ring body (6).
4. A rotary transmission device having a sealing structure according to claim 1, wherein: the detachable structure is formed between the isolation plate (2) and the support (3) through the counter bores (13) and the first screws (14), and four counter bores (13) are distributed.
5. A rotary transmission device having a sealing structure according to claim 1, wherein: the detachable structure is formed between the ring body (6) and the bearing end cover (4) through a second screw (15), and the left side of the ring body (6) is tightly attached to the inner side of the bearing end cover (4).
6. A rotary transmission device having a sealing structure according to claim 1, wherein: the connecting mode between the sealing cover plate (1) and the bracket (3) is cementing, and the cross section area of the sealing cover plate (1) is larger than that of the bracket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122488830.1U CN216214708U (en) | 2021-10-15 | 2021-10-15 | Rotary transmission device with sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122488830.1U CN216214708U (en) | 2021-10-15 | 2021-10-15 | Rotary transmission device with sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216214708U true CN216214708U (en) | 2022-04-05 |
Family
ID=80867244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122488830.1U Active CN216214708U (en) | 2021-10-15 | 2021-10-15 | Rotary transmission device with sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216214708U (en) |
-
2021
- 2021-10-15 CN CN202122488830.1U patent/CN216214708U/en active Active
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