CN216589373U - Sealing device for guide sleeve of inclined cylinder - Google Patents
Sealing device for guide sleeve of inclined cylinder Download PDFInfo
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- CN216589373U CN216589373U CN202123040814.2U CN202123040814U CN216589373U CN 216589373 U CN216589373 U CN 216589373U CN 202123040814 U CN202123040814 U CN 202123040814U CN 216589373 U CN216589373 U CN 216589373U
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- sealing
- piston rod
- guide sleeve
- tilt cylinder
- cylinder piston
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Abstract
The utility model discloses a sealing device for a guide sleeve of a tilt cylinder, which comprises a tilt cylinder piston rod and a guide sleeve body sleeved on the periphery of the tilt cylinder piston rod, wherein one end of the guide sleeve body is connected with a screwing sealing assembly, one end of the screwing sealing assembly, which is far away from the guide sleeve body, is in sealing contact with the tilt cylinder piston rod, the screwing sealing assembly is used for sealing hydraulic oil between the tilt cylinder piston rod and the guide sleeve body, the positioning and mounting assemblies are used for positioning the tilt cylinder piston rod and mounting the guide sleeve body respectively, and the screwing sealing assembly comprises an external thread sleeve integrally formed at the other end of the guide sleeve body and a sealing end cover which is installed in a matching manner with the external thread sleeve. The sealing device for the guide sleeve of the inclined cylinder not only has a sealing effect, prevents hydraulic oil between the guide sleeve body and the piston rod of the inclined cylinder from leaking, but also has an installation and positioning effect.
Description
Technical Field
The utility model belongs to the technical field of inclination cylinder sealing, and particularly relates to a sealing device for an inclination cylinder guide sleeve.
Background
The tilting hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems.
When the existing tilting cylinder piston rod reciprocates, a port sealing ring is usually adopted for sealing, but the single sealing structure has poor effect, and hydraulic oil between the tilting cylinder piston rod and the guide sleeve is easy to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing device for a guide sleeve of a tilt cylinder, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a slope jar sealing device for uide bushing, establishes including slope jar piston rod and cover and revolves the uide bushing body in slope jar piston rod week side, the one end of uide bushing body is connected with revolves wrong seal assembly, revolve the one end and the sealed contact of slope jar piston rod that wrong seal assembly kept away from the uide bushing body, revolve wrong seal assembly and be used for sealing the hydraulic oil between slope jar piston rod and the uide bushing body, the uide bushing body is kept away from the one end of revolving wrong seal assembly and is installed the location installation subassembly, the location installation subassembly is fixed a position and is installed the uide bushing body to slope jar piston rod respectively.
Preferably, the screwing sealing assembly comprises an external thread sleeve integrally formed at the other end of the guide sleeve body and a sealing end cover installed in a matched mode with the external thread sleeve, and the inclined cylinder piston rod penetrates through the sealing end cover and is connected with the sealing end cover through a sealing ring component.
Preferably, the location installation component includes that the symmetry welds two L mounting panels and cup joints the holding ring in slope jar piston rod week side all on the uide bushing body week side, two all set up threaded hole on the L mounting panel.
Preferably, two the welding has the connecting plate between the one end of uide bushing body is kept away from to the L mounting panel, the fixed intermediate position of establishing at the connecting plate of inlaying of position ring.
Preferably, the sealing ring part comprises a first sealing ring and a second sealing ring which are sleeved on the periphery of the inclined cylinder piston rod, the first sealing ring is arranged in an inner cavity of the sealing end cover and abuts against the end face of the external thread sleeve.
Preferably, an outer convex pipe is integrally formed on one side surface of the sealing end cover, which is back to the external thread sleeve pipe, the second sealing ring is embedded in the outer convex pipe, and the inner wall of the second sealing ring is in friction contact with the periphery of the piston rod of the inclined cylinder.
Preferably, the inner wall of the outer convex pipe is milled with a circular groove, and the second sealing ring is embedded in the circular groove.
The utility model has the technical effects and advantages that: the sealing device for the inclined cylinder guide sleeve is characterized in that a screwing sealing assembly is arranged between an inclined cylinder piston rod and a guide sleeve body, when the inclined cylinder piston rod moves in a reciprocating mode, the screwing sealing assembly seals hydraulic oil between the guide sleeve body and the inclined cylinder piston rod, and meanwhile, a positioning mounting assembly mounts and positions the inclined cylinder piston rod and the guide sleeve body, so that vibration is reduced;
the first sealing ring is arranged between the sealing end cover and the external thread sleeve for increasing the sealing performance, meanwhile, the second sealing ring is embedded in the external convex pipe and is in contact with the inclined cylinder piston rod, and when the inclined cylinder piston rod moves in a reciprocating mode, the second sealing ring is in friction contact with the inclined cylinder piston rod, so that the sealing performance of the inclined cylinder piston rod and the guide sleeve body is improved conveniently.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a disassembled structure of the sealing end cover and the guide sleeve body of the utility model;
fig. 3 is a schematic view of a disassembled structure of the second sealing ring and the sealing end cover of the utility model.
In the figure: 1. a tilt cylinder piston rod; 2. a guide sleeve body; 3. screwing the seal assembly; 4. positioning the mounting assembly; 5. an externally threaded sleeve; 6. sealing the end cap; 7. a first seal ring; 8. a second seal ring; 9. an L-shaped mounting plate; 10. a positioning ring; 11. a circular 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.
Referring to the attached figure 1, the sealing device for the guide sleeve of the tilt cylinder comprises a tilt cylinder piston rod 1 and a guide sleeve body 2 sleeved on the periphery of the tilt cylinder piston rod 1, one end of the guide sleeve body 2 is connected with a screwing sealing component 3, one end, far away from the guide sleeve body 2, of the screwing sealing component 3 is in sealing contact with the tilt cylinder piston rod 1, the screwing sealing component 3 is used for sealing hydraulic oil between the tilt cylinder piston rod 1 and the guide sleeve body 2, one end, far away from the screwing sealing component 3, of the guide sleeve body 2 is provided with a positioning installation component 4, the positioning installation component 4 is used for respectively positioning the tilt cylinder piston rod 1 and installing the guide sleeve body 2, when the tilt cylinder piston rod 1 moves back and forth, the screwing sealing component 3 is used for sealing the hydraulic oil between the tilt cylinder piston rod 1 and the guide sleeve body 2, and the positioning installation component 4 is used for fixing the tilt cylinder piston rod 1 and the guide sleeve body 2, preventing leakage caused by shock.
Referring to the attached figure 2, the screwing seal assembly 3 comprises an external thread sleeve 5 integrally formed at the other end of the guide sleeve body 2 and a seal end cover 6 installed in a matching manner with the external thread sleeve 5, the inclined cylinder piston rod 1 penetrates through the seal end cover 6 and is connected with the seal end cover 6 through a seal ring component, the positioning and installing component 4 comprises two L-shaped installation plates 9 symmetrically welded on the periphery of the guide sleeve body 2 and a positioning ring 10 sleeved on the periphery of the inclined cylinder piston rod 1, threaded holes are formed in the two L-shaped installation plates 9, a connecting plate is welded between one ends of the two L-shaped installation plates 9 far away from the guide sleeve body 2, the positioning ring 10 is fixedly embedded and installed in the middle position of the connecting plate, the seal ring component comprises a first seal ring 7 and a second seal ring 8 sleeved on the periphery of the inclined cylinder piston rod 1, the first seal ring 7 is arranged in an inner cavity of the seal end cover 6 and is abutted against the end face of the external thread sleeve 5, the first sealing ring 7 can increase the tightness of the installation of the sealing end cover 6 and the external thread sleeve 5 while increasing the sealing performance.
Referring to fig. 3, an outer convex pipe is integrally formed on one side surface of the sealing end cover 6, which faces away from the external thread sleeve 5, a second sealing ring 8 is embedded in the outer convex pipe, the inner wall of the second sealing ring 8 is in friction contact with the peripheral side of the inclined cylinder piston rod 1, a circular groove 11 is milled on the inner wall of the outer convex pipe, the second sealing ring 8 is embedded in the circular groove 11, the second sealing ring 8 is embedded in the outer convex pipe and is in contact with the inclined cylinder piston rod 1, and when the inclined cylinder piston rod 1 moves back and forth, the second sealing ring 8 makes friction contact with the outer convex pipe.
The working principle of the sealing device for the guide sleeve of the tilt cylinder is that the second sealing ring 8 is embedded in the circular groove 11, the first sealing ring 7 is sleeved on the piston rod 1 of the tilt cylinder and abutted against the end face of the external thread sleeve 5, the sealing end cover 6 is screwed in manually to enable the sealing end cover 6 to be connected with the external thread sleeve 5, when the piston rod 1 of the tilt cylinder moves in a reciprocating mode, the sealing end cover 6 enables the first sealing ring 7 to seal the piston rod 1 of the tilt cylinder, the second sealing ring 8 is in frictional contact with the piston rod 1 of the tilt cylinder, the two L mounting plates 9 are fixedly mounted on the guide sleeve body 2, the positioning ring 10 is used for positioning the piston rod 1 of the tilt cylinder, and the piston rod 1 of the tilt cylinder can move in a reciprocating mode in the positioning ring 10.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.
Claims (7)
1. The utility model provides a sealing device for tilt cylinder uide bushing, establishes in tilt cylinder piston rod (1) week side uide bushing body (2) including tilt cylinder piston rod (1) and cover, its characterized in that: the one end of uide bushing body (2) is connected with revolves wrong seal assembly (3), revolve wrong seal assembly (3) and keep away from the one end and the slope cylinder piston rod (1) sealing contact of uide bushing body (2), revolve wrong seal assembly (3) and be used for sealing the hydraulic oil between slope cylinder piston rod (1) and uide bushing body (2), the uide bushing body (2) is kept away from the one end of revolving wrong seal assembly (3) and is installed location installation component (4), location installation component (4) are fixed a position and are installed uide bushing body (2) to slope cylinder piston rod (1) respectively.
2. The sealing device for a guide sleeve of a tilt cylinder according to claim 1, wherein: and the screwing sealing assembly (3) comprises an external thread sleeve (5) which is integrally formed at the other end of the guide sleeve body (2) and a sealing end cover (6) which is installed in a matching way with the external thread sleeve (5), and the inclined cylinder piston rod (1) penetrates through the sealing end cover (6) and is connected with the sealing end cover (6) through a sealing ring part.
3. The sealing device for a guide sleeve of a tilt cylinder according to claim 1, wherein: location installation component (4) including the symmetry welding in two L mounting panels (9) of uide bushing body (2) week side and cup joint holding ring (10) in slope jar piston rod (1) week side, two all set up threaded hole on L mounting panel (9).
4. A tilt cylinder guide sleeve sealing device according to claim 3, wherein: two the welding has the connecting plate between the one end of uide bushing body (2) is kept away from in L mounting panel (9), the intermediate position at the connecting plate is installed in fixed the inlaying of holding ring (10).
5. The sealing device for a guide sleeve of a tilt cylinder according to claim 2, wherein: the sealing ring component comprises a first sealing ring (7) and a second sealing ring (8) which are sleeved on the peripheral side of the inclined cylinder piston rod (1), wherein the first sealing ring (7) is arranged in an inner cavity of the sealing end cover (6) and is abutted against the end face of the external thread sleeve (5).
6. The sealing device for a guide sleeve of a tilt cylinder according to claim 5, wherein: a side face, back to the external thread sleeve (5), of the sealing end cover (6) is integrally formed with an outward protruding pipe, the second sealing ring (8) is embedded in the outward protruding pipe, and the inner wall of the second sealing ring (8) is in friction contact with the periphery of the inclined cylinder piston rod (1).
7. The sealing device for a guide sleeve of a tilt cylinder according to claim 6, wherein: the inner wall of the outer convex pipe is milled with a circular groove (11), and the second sealing ring (8) is embedded in the circular groove (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123040814.2U CN216589373U (en) | 2021-12-06 | 2021-12-06 | Sealing device for guide sleeve of inclined cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123040814.2U CN216589373U (en) | 2021-12-06 | 2021-12-06 | Sealing device for guide sleeve of inclined cylinder |
Publications (1)
Publication Number | Publication Date |
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CN216589373U true CN216589373U (en) | 2022-05-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202123040814.2U Active CN216589373U (en) | 2021-12-06 | 2021-12-06 | Sealing device for guide sleeve of inclined cylinder |
Country Status (1)
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CN (1) | CN216589373U (en) |
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2021
- 2021-12-06 CN CN202123040814.2U patent/CN216589373U/en active Active
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