CN220667997U - Connection structure of small-size two play hydro-cylinder sealing washer and sealing washer poles - Google Patents
Connection structure of small-size two play hydro-cylinder sealing washer and sealing washer poles Download PDFInfo
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- CN220667997U CN220667997U CN202322348464.9U CN202322348464U CN220667997U CN 220667997 U CN220667997 U CN 220667997U CN 202322348464 U CN202322348464 U CN 202322348464U CN 220667997 U CN220667997 U CN 220667997U
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- sealing ring
- cylinder
- rod
- sealing
- cylinder head
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- 238000007789 sealing Methods 0.000 title claims abstract description 164
- 239000002184 metal Substances 0.000 claims abstract description 6
- 210000004907 gland Anatomy 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a connecting structure of a sealing ring and a sealing ring rod of a small double-oil-outlet cylinder, and relates to the technical field of sealing ring rods. The sealing ring is sleeved on the outer wall of the sealing ring rod, and is connected with the positioning groove through the convex blocks at the inner side of the sealing ring, so that the sealing ring is temporarily fixed; and then, the conical pin is inserted into the inner side of the sealing ring, so that the sealing ring is completely and fixedly arranged on the sealing ring rod, the coaxiality of the front sealing ring rod and the rear sealing ring rod is guaranteed to the greatest extent because the sealing ring rod is a single rod, and meanwhile, the material of the sealing ring rod is used as a common semi-finished metal rod commodity in the market, so that the material cost is low and is easy to obtain, the manufacturing production cost is effectively reduced, and the processing period is shortened.
Description
Technical Field
The utility model relates to the technical field of sealing ring rods, in particular to a connecting structure of a small double-oil-outlet cylinder sealing ring and a sealing ring rod.
Background
The oil cylinder is a hydraulic cylinder, and the hydraulic cylinder is a linear motion type executive component with output force in direct proportion to the effective area of the sealing ring and the pressure difference on two sides of the sealing ring; its function is to convert hydraulic energy into mechanical energy, and the sealing ring and sealing ring rod in the oil cylinder are the main structural components of the oil cylinder.
In the production and assembly process, the existing small double-outlet oil cylinder is generally formed by connecting two sections of sealing ring rods with a sealing ring through threads or processing an integral material, but the two sections of sealing ring rods are matched with a plurality of parts at the same time, the parts are longer in size, when the two ends of the sealing ring rods are longer in size and the two ends of the sealing ring rods are matched with an outer cylinder and an end cover, the requirement on the coaxiality of the parts in the processing and assembly process can be correspondingly high, the requirement on the coaxiality is higher, the coaxiality is difficult to ensure in the actual processing and production process, the problem of difficult assembly caused by insufficient coaxiality easily occurs in the assembly process, the parts are scrapped, and the production cost is increased.
Disclosure of Invention
The utility model aims at: in order to solve the problem that the coaxiality of the sealing ring rods at two ends is poor and the production cost is increased due to the fact that the sealing ring rods are connected through threads, the connecting structure of the sealing ring and the sealing ring rods of the small double-outlet oil cylinder is provided.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a connection structure of small-size two play oil cylinder sealing washer and sealing washer poles, includes the cylinder, the tip of cylinder passes through bolt fixedly connected with cylinder head, the gland is installed to the one end of cylinder head, the internally mounted of cylinder head and gland has fixing bolt, and the inside shaping of cylinder head and gland has the screw hole that supplies fixing bolt threaded connection, the inside sliding connection of cylinder has the sealing washer pole, and the sealing washer pole runs through cylinder head and gland at cylinder both ends, the constant head tank has been seted up to the outer wall of sealing washer pole, the sealing washer has been cup jointed to the outer wall of sealing washer pole, and the bottom shaping of sealing washer has the lug with constant head tank sliding connection;
the outer wall of the sealing ring is provided with three grooves which are respectively positioned at two ends and the middle part, the grooves at the two ends are respectively and fixedly provided with sealing ring oil seals which are symmetrically distributed, and the grooves in the middle part are fixedly provided with guide belts;
the middle groove of the sealing ring is internally inserted with a taper pin, the taper pin penetrates through the sealing ring rod and the sealing ring, and the taper pin is used for fixing the sealing ring on the sealing ring rod.
As still further aspects of the utility model: the outer wall of the cylinder barrel is sleeved with a guide sleeve at the connecting part of the cylinder head and the gland;
one end of the outer wall of the cylinder barrel, which is positioned outside the gland, is sleeved with a dust-proof ring, and the dust-proof ring is used for preventing dust;
the cylinder outer wall is located one side of uide bushing near the cylinder head and has cup jointed sealing washer pole oil blanket, sealing washer pole oil blanket is used for sealing up the sealing washer pole.
As still further aspects of the utility model: the inside of cylinder head has seted up the intercommunicating pore, the intercommunicating pore is connected with the atmospheric pressure buffer subassembly of outside, and atmospheric pressure buffer subassembly is seal structure.
As still further aspects of the utility model: the sealing ring oil seal and the guide belt are in sliding connection with the inner wall of the communication hole.
As still further aspects of the utility model: the two ends of the sealing ring are shaped like round tables, and a channel for the end part of the sealing ring to move is formed on the inner side of the cylinder head.
As still further aspects of the utility model: the sealing ring rod is a single rod, and the sealing ring rod is made of semi-finished metal rods which are easily purchased in the market.
Compared with the prior art, the utility model has the beneficial effects that:
the sealing ring is sleeved on the outer wall of the sealing ring rod and connected with the positioning groove through the convex block at the inner side of the sealing ring, so that the sealing ring is temporarily fixed; and then, the conical pin is inserted into the inner side of the sealing ring, so that the sealing ring is completely and fixedly arranged on the sealing ring rod, the coaxiality of the front sealing ring rod and the rear sealing ring rod is guaranteed to the greatest extent because the sealing ring rod is a single rod, and meanwhile, the material of the sealing ring rod is used as a common semi-finished metal rod commodity in the market, so that the material cost is low and is easy to obtain, the manufacturing production cost is effectively reduced, and the processing period is shortened.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
fig. 3 is a schematic structural view of another view of the present utility model.
In the figure: 1. a cylinder; 2. a cylinder head; 3. a gland; 4. a fixing bolt; 5. a communication hole; 6. a seal ring rod; 7. a positioning groove; 8. a seal ring; 9. sealing ring oil seal; 10. a guide belt; 11. a taper pin; 12. a guide sleeve; 13. a dust ring; 14. sealing ring rod oil seal.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, in the embodiment of the utility model, a connection structure of a sealing ring and a sealing ring rod of a small double-outlet oil cylinder comprises a cylinder barrel 1, wherein the end part of the cylinder barrel 1 is fixedly connected with a cylinder head 2 through bolts, one end of the cylinder head 2 is provided with a gland 3, the interiors of the cylinder head 2 and the gland 3 are provided with fixing bolts 4, threaded holes for the fixing bolts 4 to be in threaded connection are formed in the interiors of the cylinder head 2 and the gland 3, the interior of the cylinder barrel 1 is slidably connected with a sealing ring rod 6, the sealing ring rod 6 penetrates through the cylinder head 2 and the gland 3 at two ends of the cylinder barrel 1, the outer wall of the sealing ring rod 6 is provided with a positioning groove 7, the outer wall of the sealing ring rod 6 is sleeved with a sealing ring 8, and the bottom of the sealing ring 8 is formed with a bump which is slidably connected with the positioning groove 7;
the outer wall of the sealing ring 8 is provided with three grooves which are respectively positioned at two ends and the middle part, the grooves at the two ends are respectively fixedly provided with a sealing ring oil seal 9, the sealing ring oil seals 9 are symmetrically distributed, and the grooves in the middle part are fixedly provided with guide belts 10;
a taper pin 11 is inserted into a groove in the middle of the sealing ring 8, the taper pin 11 penetrates through the sealing ring rod 6 and the sealing ring 8, and the taper pin 11 is used for fixing the sealing ring 8 on the sealing ring rod 6;
the outer wall of the cylinder barrel 1 is positioned at the connecting part of the cylinder head 2 and the gland 3 and is sleeved with a guide sleeve 12;
one end of the outer wall of the cylinder barrel 1, which is positioned outside the gland 3, is sleeved with a dust-proof ring 13, and the dust-proof ring 13 is used for dust prevention;
the outer wall of the cylinder barrel 1 is positioned at one side of the guide sleeve 12 close to the cylinder head 2, and is sleeved with a sealing ring rod oil seal 14, and the sealing ring rod oil seal 14 is used for sealing the sealing ring rod;
the inside of the cylinder head 2 is provided with a communication hole 5, the communication hole 5 is connected with an external air pressure buffer component, and the air pressure buffer component is of a sealing structure;
the sealing ring rod 6 is a single rod, and the sealing ring rod 6 is made of semi-finished metal rods which are easily purchased in the market.
In this embodiment: when the device is installed, the sealing ring 8 is sleeved on the outer wall of the sealing ring rod 6, and the sealing ring 8 is connected with the positioning groove 7 through a convex block at the inner side of the sealing ring 8, so that the sealing ring 8 is temporarily fixed;
then, a taper pin is inserted into the inner side of the sealing ring 8, so that the sealing ring 8 is completely fixedly arranged on the sealing ring rod 6; a sealing ring oil seal 9 and a guide belt 10 are respectively and fixedly arranged in the groove of the outer wall of the sealing ring 8;
then the sealing ring rod 6 is put into the cylinder barrel 1, so that the sealing ring rod 6 is inserted into the cylinder head 2, and simultaneously the sealing ring rod oil seal 14 and the guide sleeve 12 are sequentially sleeved on the sealing ring rod 6;
the cylinder head 2 is extruded by the gland 3, the cylinder head 2 and the gland 3 are fixed by the fixing bolt 4, and the dust in the outside is prevented from entering the cylinder barrel 1 to influence the operation of the sealing ring 8 by the dust ring 13 arranged in the gland;
when the sealing ring rod 6 is used, the sealing ring rod 6 drives the sealing ring 8 to move, and gas in the cylinder barrel 1 enters the pneumatic buffer assembly through the communication hole 5, so that the movement of the sealing ring 8 is stable;
the assembly of the sealing ring rod 6 can be completed rapidly through the structure, and the sealing ring rod 6 is a single rod, so that the coaxiality of the front sealing ring rod and the rear sealing ring rod 6 is guaranteed to the greatest extent, meanwhile, the material of the sealing ring rod 6 is used as a common semi-finished metal rod commodity in the market, the material cost is low and the material is easy to obtain, and the manufacturing production cost is effectively reduced and the processing period is shortened.
Referring to fig. 2 to 3, the seal ring oil seal 9 and the guide belt 10 are slidably connected to the inner wall of the communication hole 5.
In this embodiment: this structure can make sealing washer 8 steadily remove at the in-process that removes when carrying out the use of sealing washer pole 6.
Referring to fig. 2 to 3, two ends of the sealing ring 8 are shaped like a truncated cone, and a channel for moving the end of the sealing ring 8 is formed on the inner side of the cylinder head 2.
In this embodiment: when the structure moves the sealing ring 8, the end part of the sealing ring 8 can be effectively prevented from being lifted due to extrusion between the end part of the sealing ring 8 and the cylinder head 2, the loss of the sealing ring 8 is reduced, and the service life of the sealing ring 8 is prolonged.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a connection structure of small-size two play oil cylinder sealing washer and sealing washer poles, includes cylinder (1), the tip of cylinder (1) passes through bolt fixedly connected with cylinder head (2), gland (3) are installed to the one end of cylinder head (2), internally mounted of cylinder head (2) and gland (3) has fixing bolt (4), and the inside shaping of cylinder head (2) and gland (3) has the screw hole that supplies fixing bolt (4) threaded connection, a serial communication port, the inside sliding connection of cylinder (1) has sealing washer pole (6), and sealing washer pole (6) run through cylinder head (2) and gland (3) at cylinder (1) both ends, constant head tank (7) have been seted up to the outer wall of sealing washer pole (6), sealing washer (8) have been cup jointed to the outer wall of sealing washer pole (6), and the bottom shaping of sealing washer (8) has the lug with constant head tank (7) sliding connection.
The outer wall of the sealing ring (8) is provided with three grooves which are respectively positioned at two ends and the middle part, the grooves at the two ends of the sealing ring are respectively and fixedly provided with a sealing ring oil seal (9), the sealing ring oil seals (9) are symmetrically distributed, and the grooves in the middle part are fixedly provided with guide belts (10);
the middle groove of the sealing ring (8) is internally inserted with a taper pin (11), the taper pin (11) penetrates through the sealing ring rod (6) and the sealing ring (8), and the taper pin (11) is used for fixing the sealing ring (8) on the sealing ring rod (6).
2. The connecting structure of the small double-outlet cylinder sealing ring and the sealing ring rod according to claim 1 is characterized in that a guide sleeve (12) is sleeved at the connecting part of the cylinder barrel (1) outer wall, which is positioned at the cylinder head (2), and the gland (3);
one end of the outer wall of the cylinder barrel (1) positioned outside the gland (3) is sleeved with a dust-proof ring (13), and the dust-proof ring (13) is used for preventing dust;
the cylinder barrel (1) outer wall is located one side of the guide sleeve (12) close to the cylinder head (2) and is sleeved with a sealing ring rod oil seal (14), and the sealing ring rod oil seal (14) is used for sealing a sealing ring rod.
3. The connection structure of a small double-outlet cylinder sealing ring and a sealing ring rod according to claim 1, wherein a communication hole (5) is formed in the cylinder head (2), the communication hole (5) is connected with an external pneumatic buffer assembly, and the pneumatic buffer assembly is of a sealing structure.
4. The connection structure of the small double-outlet cylinder sealing ring and the sealing ring rod according to claim 1, wherein the sealing ring oil seal (9) and the guiding belt (10) are in sliding connection with the inner wall of the communication hole (5).
5. The connection structure of the small double-outlet cylinder sealing ring and the sealing ring rod according to claim 1, wherein both ends of the sealing ring (8) are shaped like round tables, and a channel for the end part of the sealing ring (8) to move is formed on the inner side of the cylinder head (2).
6. The connection structure of a small double-outlet cylinder sealing ring and a sealing ring rod according to claim 1, wherein the sealing ring rod (6) is a single rod, and the sealing ring rod (6) is made of a semi-finished metal rod which is easily purchased in the market.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322348464.9U CN220667997U (en) | 2023-08-31 | 2023-08-31 | Connection structure of small-size two play hydro-cylinder sealing washer and sealing washer poles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322348464.9U CN220667997U (en) | 2023-08-31 | 2023-08-31 | Connection structure of small-size two play hydro-cylinder sealing washer and sealing washer poles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220667997U true CN220667997U (en) | 2024-03-26 |
Family
ID=90333054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322348464.9U Active CN220667997U (en) | 2023-08-31 | 2023-08-31 | Connection structure of small-size two play hydro-cylinder sealing washer and sealing washer poles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220667997U (en) |
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2023
- 2023-08-31 CN CN202322348464.9U patent/CN220667997U/en active Active
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