CN218761401U - Hydraulic motor rotary sealing structure - Google Patents
Hydraulic motor rotary sealing structure Download PDFInfo
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- CN218761401U CN218761401U CN202222810467.5U CN202222810467U CN218761401U CN 218761401 U CN218761401 U CN 218761401U CN 202222810467 U CN202222810467 U CN 202222810467U CN 218761401 U CN218761401 U CN 218761401U
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Abstract
The utility model provides a hydraulic motor rotary seal structure. The hydraulic motor rotary seal structure includes: the end cover is provided with a framework sealing ring groove, the end cover is provided with a first mounting groove, and the first mounting groove is positioned on one side of the framework sealing ring groove; the dustproof ring with the framework is arranged on the groove of the framework sealing ring and is matched with the groove of the framework sealing ring; the connection output shaft is arranged on the end cover and is matched with the end cover, and the connection output shaft is matched with the dustproof ring with the framework; the first U-shaped sealing ring is arranged on the first mounting groove. The utility model provides a hydraulic motor rotary seal structure easy operation can strengthen its sealing performance, causes the life that can prolong the sealing member, guarantees each part normal work's advantage.
Description
Technical Field
The utility model belongs to the technical field of hydraulic motor rotary seal structure, especially, relate to a hydraulic motor rotary seal structure.
Background
The hydraulic motor light drilling machine is convenient to carry, simple to operate and efficient, and can be used for cleaning stone ballast of a hardened ballast bed. The rotary water supply structure of the equipment leads pressure cooling water into a drill bit at the front end of the drill rod, and can play roles in reducing temperature and reducing dust, prolonging the service life of the drill bit and improving the working environment;
through retrieval, in the related art, a hydraulic motor rotating structure is disclosed, which comprises a pressing upper plate and a pressing base, wherein one side of the pressing upper plate is mutually hinged, an arc-shaped plate is formed at the bottom of the pressing base, the top surface and the bottom surface of the arc-shaped plate are respectively supported against a plurality of groups of vertically corresponding rolling wheels, the arc-shaped plate slides among the plurality of groups of rolling wheels, a bearing platform for bearing a hydraulic motor is fixedly installed inside the pressing base, the pressing upper plate presses the hydraulic motor against the bearing platform, and the plurality of groups of rolling wheels are simultaneously and fixedly installed on a supporting frame. The rotary waterproof mechanism has the advantages that after the motor is clamped, the motor can be manually rotated, the rotation is convenient and labor-saving, the sealing structure of the rotary waterproof mechanism in the prior art is poor, the function is lost due to the damage and failure of the O-shaped ring and the oil seal after the rotary waterproof mechanism is used for a period of time, pressure cooling water enters the inside of the rotary mechanism to damage the bearing, and the whole mechanism is prematurely scrapped.
Therefore, it is necessary to provide a new rotary sealing structure of a hydraulic motor to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide an easy operation, can strengthen its sealing performance, cause the life that can prolong the sealing member, guarantee each part normal hydraulic motor rotary seal structure of work.
In order to solve the technical problem, the utility model provides a hydraulic motor rotary seal structure includes: the end cover is provided with a framework sealing ring groove, the end cover is provided with a first mounting groove, and the first mounting groove is positioned on one side of the framework sealing ring groove;
the dustproof ring with the framework is arranged on the groove of the framework sealing ring and is matched with the groove of the framework sealing ring;
the connection output shaft is arranged on the end cover and is matched with the end cover, and the connection output shaft is matched with the dustproof ring with the framework;
the first U-shaped sealing ring is arranged on the first mounting groove, the first U-shaped sealing ring is matched with the first mounting groove, and the first U-shaped sealing ring is matched with the connecting output shaft;
the two deep groove ball bearings are arranged on one side of the end cover, the corresponding deep groove ball bearings are connected with the end cover, and the two deep groove ball bearings are matched with the connecting output shaft;
the connecting seat is arranged on the end cover and is matched with the end cover;
the static sealing sleeve is arranged between the two deep groove ball bearings, the two ends of the static sealing sleeve are respectively connected with the two deep groove ball bearings, the outer wall of the static sealing sleeve is connected with the connecting seat, the static sealing sleeve is matched with the two deep groove ball bearings, and the static sealing sleeve is matched with the connecting seat.
As a further proposal of the utility model, two O shape sealing washer grooves have been seted up on the outer wall of static seal cover, all are equipped with first O shape sealing washer on two O shape sealing washer grooves, first O shape sealing washer and O shape sealing washer groove looks adaptation.
As a further aspect of the utility model, four second installation slot have been seted up on the inner wall of static seal cover, all are equipped with the rotatory combination seal on four second installation slot, rotatory combination seal and second installation slot looks adaptation.
As a further proposal of the utility model, the rotary combined seal is composed of high-performance polyurethane and a sealing body.
As a further scheme of the utility model, be equipped with the rotary seal cover on the static seal cover, rotary seal cover and static seal cover looks adaptation, rotary seal cover and output shaft looks adaptation have been connected, set up four second O shape sealing washer seal grooves on rotary seal cover's the inner wall, all be equipped with second O shape sealing washer on four second O shape sealing washer seal grooves, second O shape sealing washer and output shaft looks adaptation, be equipped with the spacer ring between static seal cover and the corresponding deep groove ball bearing, spacer ring and static seal cover and the corresponding deep groove ball bearing looks adaptation, the spacer ring meets with the connecting seat and locates, the U-shaped circle slot has been seted up on the spacer ring, be equipped with second U type sealing washer on the U-shaped circle slot.
As a further scheme of the utility model, be equipped with the motor seat on the connecting seat, motor seat and connecting seat looks adaptation, motor seat and the deep groove ball bearing looks adaptation that corresponds, be equipped with thrust bearing on the motor seat, thrust bearing and connection output shaft looks adaptation, the last power motor that is equipped with of thrust bearing, power motor's drive output shaft and motor seat looks adaptation.
Compared with the prior art, the utility model provides a hydraulic motor rotary seal structure has following beneficial effect:
1. the utility model adopts the dustproof ring seal with the framework, which can be used to keep the external dust not to enter the connecting seat, thereby ensuring the cleanness of the working environment of the deep groove ball bearing and prolonging the service life of the deep groove ball bearing;
2. the utility model adopts the sealing structure of the U-shaped sealing ring, thereby ensuring that external pressure cooling water can not enter the working environment of the deep groove ball bearing and protecting the deep groove ball bearing from being corroded and damaged;
3. the utility model discloses a structure of static seal cover and rotary seal cover is equipped with rotatory combination sealing washer, has prolonged the life of sealing member, guarantees each part work normal.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is the assembly drawing of the belt framework dustproof ring, the first U-shaped sealing ring, the static sealing sleeve, the rotary combined seal and the rotary combined seal of the utility model.
In the figure: 1. connecting an output shaft; 2. a dustproof ring with a framework; 3. an end cap; 4. a first U-shaped seal ring; 5. a deep groove ball bearing; 6. a connecting seat; 7. a static seal sleeve; 8. a first O-ring seal; 9. rotating, combining and sealing; 10. rotating the seal cartridge; 11. a spacer ring; 12. a motor base; 13. a thrust bearing; 14. a power motor.
Detailed Description
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic structural diagram of the present invention; fig. 2 is the utility model discloses take skeleton dust ring, first U type sealing washer, static seal cover, rotatory combination seal and the sealed assembly drawing of rotatory combination seal U type sealing washer, static seal cover, rotatory combination seal and the sealed assembly drawing of rotatory combination. The rotary seal structure of the hydraulic motor comprises: the end cover 3 is provided with a framework seal ring groove, the end cover 3 is provided with a first mounting groove, and the first mounting groove is positioned on one side of the framework seal ring groove;
the dustproof ring with the framework 2 is arranged on the groove of the framework sealing ring, and the dustproof ring with the framework 2 is matched with the groove of the framework sealing ring;
take skeleton dust ring 2's effect to prevent that outside dust impurity from getting into the inside of part connecting seat 6, guarantee that deep groove ball bearing 5's operational environment is clean, there is the metal framework support in the outside of taking skeleton dust ring 2, can directly impress in the skeleton sealing washer ditch inslot to guarantee to take skeleton dust ring 2 can not be by outside sharp object fish tail.
The connecting output shaft 1 is arranged on the end cover 3, the connecting output shaft 1 is matched with the end cover 3, and the connecting output shaft 1 is matched with the dust ring 2 with the framework;
the first U-shaped sealing ring 4 is arranged on the first mounting groove, the first U-shaped sealing ring 4 is matched with the first mounting groove, and the first U-shaped sealing ring 4 is matched with the connecting output shaft 1;
the first U-shaped sealing ring 4 can prevent external pressure cooling water from entering the interior of the deep groove ball bearing 5 to cause rusting and corrosion of the deep groove ball bearing 5, and the deep groove ball bearing 5 is out of work and cannot work.
The two deep groove ball bearings 5 are arranged on one side of the end cover 3, the corresponding deep groove ball bearing 5 is connected with the end cover 3, and the two deep groove ball bearings 5 are matched with the connecting output shaft 1;
the connecting seat 6 is arranged on the end cover 3, and the connecting seat 6 is matched with the end cover 3;
the device comprises a static sealing sleeve 7, wherein the static sealing sleeve 7 is arranged between the two deep groove ball bearings 5, the two ends of the static sealing sleeve 7 are respectively connected with the two deep groove ball bearings 5, the outer wall of the static sealing sleeve 7 is connected with the connecting seat 6, the static sealing sleeve 7 is matched with the two deep groove ball bearings 5, and the static sealing sleeve 7 is matched with the connecting seat 6.
Two O-shaped sealing ring grooves are formed in the outer wall of the static sealing sleeve 7, first O-shaped sealing rings 8 are arranged on the two O-shaped sealing ring grooves, and the first O-shaped sealing rings 8 are matched with the O-shaped sealing ring grooves.
The middle of the static sealing sleeve 7 and the connecting seat 6 is sealed by the first O-shaped sealing ring 8, so that pressure cooling water is prevented from entering a working space of the deep groove ball bearing 5, the deep groove ball bearing 5 is damaged to cause part failure, and the static sealing sleeve 7 and the connecting seat 6 keep relatively static without relative rotation, so that the first O-shaped sealing ring 8 is prevented from being rapidly worn, and the service life of the sealing sleeve is prolonged.
Four second mounting grooves are formed in the inner wall of the static sealing sleeve 7, rotary combined seals 9 are arranged on the four second mounting grooves, and the rotary combined seals 9 are matched with the second mounting grooves.
The rotary combined seal 9 is used for sealing a gap between the static seal sleeve 7 and the rotary seal sleeve 10, and the rotary seal sleeve 10 rotates at a high speed along with the connection output shaft 1.
The rotary combined seal 9 is composed of high-performance polyurethane and a seal body.
No relative motion exists between the high-performance polyurethane and the sealing body, so that the service life of the sealing element is ensured.
Be equipped with rotary seal cover 10 on the static seal cover 7, rotary seal cover 10 and the adaptation of static seal cover 7 looks, rotary seal cover 10 and the adaptation of connecting output shaft 1 looks, four second O shape sealing washer seal grooves have been seted up on rotary seal cover 10's the inner wall, all are equipped with second O shape sealing washer on four second O shape sealing washer seal grooves, second O shape sealing washer and the adaptation of connecting output shaft 1 looks, be equipped with spacer ring 11 between static seal cover 7 and the deep groove ball bearing 5 that corresponds, spacer ring 11 and static seal cover 7 and the 5 looks adaptations of corresponding deep groove ball bearing, the department of meeting of spacer ring 11 and connecting seat 6, the U-shaped circle slot has been seted up on spacer ring 11, be equipped with second U type sealing washer on the U-shaped circle slot.
The four second O-shaped sealing ring sealing grooves are used for sealing gaps between the rotary sealing sleeve 10 and the connecting output shaft 1, the rotary sealing sleeve 10 and the connecting output shaft 1 are kept static without relative movement, the second O-shaped sealing rings are guaranteed not to be abraded, and the service life of sealing is prolonged.
Through setting up the U-shaped circle slot, make it can be used for strengthening the leakproofness in the connecting seat 6, guarantee that deep groove ball bearing 5 can not receive the destruction of pressure cooling water, improved sealed reliability.
The deep groove ball bearing device is characterized in that a motor seat 12 is arranged on the connecting seat 6, the motor seat 12 is matched with the corresponding deep groove ball bearing 5, a thrust bearing 13 is arranged on the motor seat 12, the thrust bearing 13 is matched with the connecting output shaft 1, a power motor 14 is arranged on the thrust bearing 13, and a driving output shaft of the power motor 14 is matched with the motor seat 12.
The utility model provides a hydraulic motor rotary seal structure's theory of operation as follows:
the first step is as follows: firstly, connecting a motor seat 12 with a power motor 14, installing a thrust bearing 13 into the motor seat 12, wherein the thrust bearing 13 is used for bearing the axial force of a connecting output shaft 1, installing a corresponding deep groove ball bearing 5 on the connecting output shaft 1, installing a spacer ring 11 and a second U-shaped sealing ring on the connecting output shaft 1, pressing to the bottom, contacting with the corresponding deep groove ball bearing 5, installing a second O-shaped sealing ring installing piece 10 on the connecting output shaft 1 after rotating a sealing sleeve, installing a rotating sealing sleeve 10 on the connecting output shaft 1, installing a first O-shaped sealing ring 8 and a rotating combined sealing ring 9 on a static sealing sleeve 7, then installing the static sealing sleeve 7 on the rotating sealing sleeve 10, connecting the connecting output shaft 1 with a driving output shaft of the power motor 14, and connecting a connecting seat 6 with the motor seat 12, installing the static sealing sleeve 7, the first O-shaped sealing ring 8, the rotating combined sealing ring 9, the rotating combined sealing ring 10 and the spacer ring 11 inside the connecting seat 6, installing the corresponding deep groove 5, pressing on the connecting output shaft 1, pressing to the bottom to be in contact with the static sealing sleeve 7, installing a sealing ring 2 and a skeleton frame anti-sealing ring 2 on an end cover 3 corresponding to a U-shaped sealing ring end cover 3, and assembling the connecting seat 6, and completing the assembling of the connecting seat;
the second step is as follows: the power motor 14 is started to drive the output shaft to start rotating, pressure cooling water enters the cavity through the port A, passes through the passage B of the static sealing sleeve 7, enters the hole 1C of the connecting output shaft, reaches the cavity D of the connecting output shaft 1, and enters the working area cooling working device.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the skilled person in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts are known by technical manuals or conventional experimental methods for technicians in the field.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and it is intended that the scope of the invention be defined by the appended claims and their equivalents and that all such modifications are intended to be encompassed by the scope of the invention as defined in the claims.
Claims (6)
1. A hydraulic motor rotary seal structure, comprising:
the end cover is provided with a framework sealing ring groove, the end cover is provided with a first mounting groove, and the first mounting groove is positioned on one side of the framework sealing ring groove;
the dustproof ring with the framework is arranged on the groove of the framework sealing ring and is matched with the groove of the framework sealing ring;
the connection output shaft is arranged on the end cover and is matched with the end cover, and the connection output shaft is matched with the dustproof ring with the framework;
the first U-shaped sealing ring is arranged on the first mounting groove, the first U-shaped sealing ring is matched with the first mounting groove, and the first U-shaped sealing ring is matched with the connecting output shaft;
the two deep groove ball bearings are arranged on one side of the end cover, the corresponding deep groove ball bearings are connected with the end cover, and the two deep groove ball bearings are matched with the connecting output shaft;
the connecting seat is arranged on the end cover and is matched with the end cover;
the static sealing sleeve is arranged between the two deep groove ball bearings, the two ends of the static sealing sleeve are respectively connected with the two deep groove ball bearings, the outer wall of the static sealing sleeve is connected with the connecting seat, the static sealing sleeve is matched with the two deep groove ball bearings, and the static sealing sleeve is matched with the connecting seat.
2. The hydraulic motor rotary seal structure according to claim 1, wherein: two O-shaped sealing ring grooves are formed in the outer wall of the static sealing sleeve, first O-shaped sealing rings are arranged on the two O-shaped sealing ring grooves, and the first O-shaped sealing rings are matched with the O-shaped sealing ring grooves.
3. The hydraulic motor rotary seal structure according to claim 1, wherein: four second mounting grooves are formed in the inner wall of the static seal sleeve, rotary combined seals are arranged on the four second mounting grooves, and the rotary combined seals are matched with the second mounting grooves.
4. The hydraulic motor rotary seal structure according to claim 3, characterized in that: the rotary combined seal is composed of high-performance polyurethane and a seal body.
5. The hydraulic motor rotary seal structure according to claim 1, wherein: the improved deep groove ball bearing device is characterized in that a rotary sealing sleeve is arranged on the static sealing sleeve, the rotary sealing sleeve is matched with the connecting output shaft, four second O-shaped sealing ring sealing grooves are formed in the inner wall of the rotary sealing sleeve, second O-shaped sealing rings are arranged on the four second O-shaped sealing ring sealing grooves, the second O-shaped sealing rings are matched with the connecting output shaft, a spacer ring is arranged between the static sealing sleeve and a corresponding deep groove ball bearing, the spacer ring is matched with the static sealing sleeve and the corresponding deep groove ball bearing, the spacer ring is connected with the connecting seat, a U-shaped ring groove is formed in the spacer ring, and a second U-shaped sealing ring is arranged on the U-shaped ring groove.
6. The hydraulic motor rotary seal structure according to claim 1, wherein: the motor is characterized in that a motor seat is arranged on the connecting seat and matched with the connecting seat, the motor seat is matched with the corresponding deep groove ball bearing, a thrust bearing is arranged on the motor seat and matched with a connecting output shaft, a power motor is arranged on the thrust bearing, and a driving output shaft of the power motor is matched with the motor seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222810467.5U CN218761401U (en) | 2022-10-25 | 2022-10-25 | Hydraulic motor rotary sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222810467.5U CN218761401U (en) | 2022-10-25 | 2022-10-25 | Hydraulic motor rotary sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218761401U true CN218761401U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222810467.5U Active CN218761401U (en) | 2022-10-25 | 2022-10-25 | Hydraulic motor rotary sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218761401U (en) |
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2022
- 2022-10-25 CN CN202222810467.5U patent/CN218761401U/en active Active
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