CN218670030U - Hydraulic cylinder guide sleeve - Google Patents
Hydraulic cylinder guide sleeve Download PDFInfo
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- CN218670030U CN218670030U CN202223177799.0U CN202223177799U CN218670030U CN 218670030 U CN218670030 U CN 218670030U CN 202223177799 U CN202223177799 U CN 202223177799U CN 218670030 U CN218670030 U CN 218670030U
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- cylinder body
- ring
- lantern ring
- guide sleeve
- uide bushing
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Abstract
The utility model belongs to the technical field of hydraulic cylinders, in particular to a guide sleeve of a hydraulic cylinder, which comprises a cylinder body; a limiting ring is fixedly arranged in the cylinder body, a guide sleeve is arranged on one side of the limiting ring, a lantern ring is sleeved outside the cylinder body, fan-shaped grooves are respectively formed in the cylinder body, the guide sleeve and the lantern ring in a surrounding mode, a square groove is formed in one side of each fan-shaped groove, and a connecting rod penetrates through the cylinder body, the guide sleeve and the lantern ring; the cylinder body is put into with the uide bushing to the during operation, the stop ring is spacing to the uide bushing, with the lantern ring cover uide bushing one end outside, put into the cylinder body along square groove with the fixture block of connecting rod one side this moment, uide bushing and lantern ring are inside, the connecting rod rotates, the connecting rod drives the fixture block and changes over to the sector groove in, the first magnetic sheet that fixture block one side set up is equipped with the mutual actuation of second magnetic sheet with sector groove one side of keeping away from square groove, accomplish the installation work, when reducing when extracting tool loses, the not convenient to use person changes the uide bushing, extravagant user's time and the follow-up use work that influences the excavator.
Description
Technical Field
The utility model relates to a pneumatic cylinder technical field specifically is a pneumatic cylinder uide bushing.
Background
The hydraulic cylinder as an actuating mechanism occupies a large proportion in hydraulic transmission machinery, and in our daily life, an excavator and some engineering machinery adopt a telescopic rod hydraulic system to work.
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion, oil is used as a working medium, the mechanical energy of an engine is converted into hydraulic energy by the hydraulic pump and is transmitted, and then the hydraulic energy is converted back into the mechanical energy through the hydraulic cylinder and the like, so that various actions of the excavator are realized.
When the existing hydraulic cylinder is used for transmission, the guide sleeve additionally arranged is a part easy to damage and needs to be replaced periodically, the guide sleeve of the conventional hydraulic cylinder is connected with the cylinder body in a threaded mode, when the guide sleeve is replaced, a detaching tool matched with the guide sleeve needs to be found for detaching, when the detaching tool is lost, a user cannot conveniently replace the guide sleeve, the time of the user is wasted, and the subsequent use work of the excavator is influenced.
SUMMERY OF THE UTILITY MODEL
In order to compensate the not enough of prior art, at least one technical problem who proposes in the solution background art, the utility model provides a pneumatic cylinder uide bushing.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a hydraulic cylinder guide sleeve, which comprises a cylinder body; a limiting ring is fixedly arranged in the cylinder body, a guide sleeve is arranged on one side of the limiting ring, a lantern ring is sleeved outside the cylinder body, fan-shaped grooves are respectively formed in the cylinder body, the guide sleeve and the lantern ring in a surrounding mode, a square groove is formed in one side of each fan-shaped groove, a connecting rod penetrates through the cylinder body, the guide sleeve and the lantern ring, a clamping block is sequentially arranged on one side of the connecting rod, a first magnetic plate is arranged on one side of each clamping block, and a second magnetic plate is arranged on one side, away from the square groove, of each fan-shaped groove; the during operation is put into the cylinder body with the uide bushing, the stop ring is spacing to the uide bushing, overlap the lantern ring outside uide bushing one end, put into the cylinder body along square groove with the fixture block of connecting rod one side this moment, uide bushing and lantern ring are inside, the connecting rod rotates, the connecting rod drives the fixture block and changes over to the fan-shaped inslot, the first magnetic sheet that fixture block one side set up is equipped with the mutual actuation of second magnetic sheet with one side that square groove was kept away from to the fan-shaped groove, accomplish the installation work, when needing to change the uide bushing, the turning block that the connecting rod top set up is rotated to ninety degrees anticlockwise, the connecting rod drives the fixture block and rotates, make the fixture block enter into square inslot, the pulling turning block can break away from this device with the fixture block this moment, accomplish the dismantlement work, when reducing when the extracting tool loses, be not convenient for the user changes the uide bushing, extravagant user's time and influence the follow-up use work of digging machine.
Preferably, the inner side of the limiting ring is provided with a buffer box, and a buffer plate is elastically arranged in the buffer box through a spring; when the during operation piston rod drives the piston and carries out reciprocating motion in the cylinder body, can extrude the buffer board, the buffer board carries out elastic expansion through the spring in the baffle-box, reaches the purpose of buffering, protects the uide bushing, improves the life of uide bushing.
Preferably, a first connecting ring is arranged on the inner thread of the outer side of the lantern ring, and a cleaning brush is fixedly arranged at one end of the first connecting ring; the during operation is because of the operational environment of excavator, and piston rod surface can be fallen to general dust, and when the piston rod got into inside the cylinder body, the cleaning brush can contact with the piston rod surface, carries out simple cleanness to the dust on piston rod surface, rotates the go-between, can break away from first go-between and lantern ring to change the cleaning brush.
Preferably, a second connecting ring is arranged on the inner side of the lantern ring in a threaded manner, and a sealing ring is installed at one end of the second connecting ring; the during operation rotates the second go-between, can break away from second go-between and lantern ring to change the sealing ring, the leakproofness of this device can be improved to the sealing ring.
Preferably, the inner wall of the cylinder body is respectively provided with an oil inlet and an oil outlet; during operation, the oil inlet and the oil outlet can be connected with a hydraulic system of an external excavator, and the piston rod is driven to perform reciprocating telescopic work inside the cylinder body through the control of the hydraulic system.
Preferably, one end of the cylinder body, which is far away from the limiting ring, is provided with a connecting frame; during operation, the device can be conveniently connected with an excavator through the connecting frame for installation.
The utility model discloses an useful part lies in:
1. the utility model discloses a put into the cylinder body with the uide bushing, the spacing ring is spacing to the uide bushing, overlap the lantern ring to the uide bushing one end outside, put into the cylinder body along square groove with the fixture block of connecting rod one side this moment, uide bushing and lantern ring inside, rotate the connecting rod, the connecting rod drives the fixture block and changes over to the sector groove, the first magnetic sheet that fixture block one side set up and sector groove keep away from one side of square groove are equipped with the mutual actuation of second magnetic sheet, accomplish the installation work, when needing to change the uide bushing, anticlockwise ninety degrees rotate the turning block that the connecting rod top set up, the connecting rod drives the fixture block and rotates, make the fixture block enter into square groove, at this moment, pulling the turning block can break away from this device, accomplish the dismantlement work, so as to reduce when the extracting tool loses, be not convenient for the user to change the uide bushing, waste user's time and influence the follow-up use work of excavator; when the piston rod drives the piston to reciprocate in the cylinder body, the piston rod can extrude the buffer plate, and the buffer plate elastically stretches in the buffer box through the spring, so that the buffer purpose is achieved, the guide sleeve is protected, and the service life of the guide sleeve is prolonged; because the working environment of the excavator is that dust generally falls on the surface of the piston rod, when the piston rod enters the cylinder body, the cleaning brush can be in contact with the surface of the piston rod to simply clean the dust on the surface of the piston rod, and the first connecting ring can be separated from the lantern ring by rotating the connecting ring so as to be convenient for replacing the cleaning brush; the second connecting ring can be separated from the lantern ring by rotating the second connecting ring so as to be convenient for replacing the sealing ring, and the sealing performance of the device can be improved by the sealing ring; the oil inlet and the oil outlet can be connected with a hydraulic system of an external excavator, and the piston rod is driven to perform reciprocating telescopic work inside the cylinder body through the control of the hydraulic system.
2. The utility model discloses a link can be convenient for this device and excavator and be connected installation work, and the pipe can transmit the temperature on cylinder body surface for heat radiation fins, and the heat dissipation of cylinder body slows down the ageing speed of cylinder body spare part, prolongs the life of cylinder body with higher speed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a guide sleeve of a hydraulic cylinder according to a first embodiment;
FIG. 2 is a schematic structural diagram of a guide sleeve of a hydraulic cylinder according to an embodiment;
FIG. 3 is a schematic structural view of a sector groove of a guide sleeve of a hydraulic cylinder according to a first embodiment;
FIG. 4 is a schematic structural view of a sector groove of a guide sleeve of a hydraulic cylinder according to a first embodiment;
FIG. 5 is a schematic view of a buffer box of a guide sleeve of a hydraulic cylinder according to a first embodiment;
FIG. 6 is a schematic view of a first connecting ring of a guide sleeve of a hydraulic cylinder according to a first embodiment;
FIG. 7 is a schematic view of a second link structure of a guide sleeve of a hydraulic cylinder according to the first embodiment;
fig. 8 is a schematic view of a structure of a heat dissipation fin of a guide sleeve of a hydraulic cylinder according to a second embodiment.
In the figure: 1. a cylinder body; 2. a limiting ring; 3. a guide sleeve; 4. a collar; 5. a sector groove; 6. a square groove; 7. a connecting rod; 8. a clamping block; 9. a first magnetic plate; 10. a second magnetic plate; 11. a buffer tank; 12. a spring; 13. a buffer plate; 14. a first connecting ring; 15. a cleaning brush; 16. a second connection ring; 17. a seal ring; 18. an oil inlet; 19. an oil outlet; 20. a connecting frame; 21. a conduit; 22. and heat dissipation fins.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1-7, a guide sleeve for a hydraulic cylinder includes a cylinder body 1; a limiting ring 2 is fixedly arranged inside the cylinder body 1, a guide sleeve 3 is arranged on one side of the limiting ring 2, a lantern ring 4 is sleeved outside the cylinder body 1, fan-shaped grooves 5 are respectively formed in the cylinder body 1, the guide sleeve 3 and the lantern ring 4 in a surrounding mode, a square groove 6 is formed in one side of each fan-shaped groove 5, a connecting rod 7 penetrates through the cylinder body 1, the guide sleeve 3 and the lantern ring 4, a clamping block 8 is sequentially arranged on one side of each connecting rod 7, a first magnetic plate 9 is arranged on one side of each clamping block 8, and a second magnetic plate 10 is arranged on one side, away from the square groove 6, of each fan-shaped groove 5; the during operation is put into cylinder body 1 with uide bushing 3, and spacing ring 2 is spacing to uide bushing 3, and 3 one end outsides of uide bushing are overlapped with the lantern ring 4, put into cylinder body 1 along square groove 6 with the fixture block 8 of connecting rod 7 one side this moment the uide bushing 3 with inside the lantern ring 4, rotate connecting rod 7, in connecting rod 7 drove fixture block 8 and change over to fan-shaped groove 5, first magnetic sheet 9 that fixture block 8 one side set up kept away from with fan-shaped groove 5 one side of square groove 6 is equipped with the mutual actuation of second magnetic sheet 10, accomplishes the installation work, when needing to change uide bushing 3, anticlockwise ninety degrees rotates the turning block that the connecting rod 7 top set up, connecting rod 7 drives fixture block 8 and rotates for fixture block 8 enters into square groove 6, the pulling turning block can break away from this device with fixture block 8 this device this moment, accomplish dismantlement work, when reducing when dismantling tool loses, be inconvenient to the user changes uide bushing 3, extravagant user's time and influence the follow-up use work of excavator.
A buffer box 11 is arranged on the inner side of the limiting ring 2, and a buffer plate 13 is elastically arranged in the buffer box 11 through a spring 12; during operation piston rod drives the piston and when reciprocating motion is carried out in cylinder body 1, can extrude buffer board 13, and buffer board 13 carries out elastic expansion in buffer tank 11 through spring 12, reaches the purpose of buffering, protects uide bushing 3, improves the life of uide bushing 3.
A first connecting ring 14 is arranged on the inner thread of the outer side of the lantern ring 4, and a cleaning brush 15 is fixedly arranged at one end of the first connecting ring 14; the during operation is because of the operational environment of excavator, and general dust will fall to the piston rod surface, and when the piston rod got into inside the cylinder body 1, cleaning brush 15 can contact with the piston rod surface, carries out simple cleanness to the dust on piston rod surface, rotates go-between 14, can break away from first go-between 14 and lantern ring 4 to change cleaning brush 15.
A second connecting ring 16 is arranged on the inner side of the lantern ring 4 in a threaded manner, and a sealing ring 17 is installed at one end of the second connecting ring 16; when the device is in operation, the second connecting ring 16 is rotated, so that the second connecting ring 16 can be separated from the lantern ring 4, the sealing ring 17 can be replaced conveniently, and the sealing performance of the device can be improved by the sealing ring 17.
An oil inlet 18 and an oil outlet 19 are respectively formed in the inner wall of the cylinder body 1; during operation, the oil inlet 18 and the oil outlet 19 can be connected with a hydraulic system of an external excavator, and the piston rod is driven to perform reciprocating telescopic operation inside the cylinder body 1 through the control of the hydraulic system.
One end of the cylinder body 1, which is far away from the limiting ring 2, is provided with a connecting frame 20; the connecting frame 20 can facilitate the connection and installation of the device and the excavator during operation.
Example two
Referring to fig. 8, in a first comparative example, as another embodiment of the present invention, a guide tube 21 is disposed around the exterior of the cylinder 1, and a heat dissipation fin 22 is installed on one side of the guide tube 21; when the cylinder body 1 cooling device works, the guide pipe 21 can transfer the temperature of the surface of the cylinder body 1 to the radiating fins 22, so that the heat dissipation of the cylinder body 1 is accelerated, the aging speed of parts of the cylinder body 1 is slowed down, and the service life of the cylinder body 1 is prolonged.
According to the working principle, the guide sleeve 3 is placed into the cylinder body 1, the limiting ring 2 limits the guide sleeve 3, the lantern ring 4 is sleeved outside one end of the guide sleeve 3, the clamping block 8 on one side of the connecting rod 7 is placed into the cylinder body 1 along the square groove 6 at the moment, the guide sleeve 3 and the lantern ring 4 are rotated, the connecting rod 7 is rotated, the connecting rod 7 drives the clamping block 8 to be rotated into the fan-shaped groove 5, the first magnetic plate 9 arranged on one side of the clamping block 8 and the fan-shaped groove 5, far away from the square groove 6, are provided with the second magnetic plate 10 which are mutually attracted, installation work is completed, when the guide sleeve 3 needs to be replaced, the rotating block arranged at the top end of the connecting rod 7 is rotated anticlockwise by ninety degrees, the connecting rod 7 drives the clamping block 8 to rotate, the clamping block 8 enters the square groove 6, the clamping block 8 can be separated from the device by pulling the rotating block, disassembly work is completed, so that when a disassembly tool is lost, a user is inconvenient to replace the guide sleeve 3, time of the user is wasted, and subsequent use work of the excavator is influenced; when the piston rod drives the piston to reciprocate in the cylinder body 1, the piston rod can extrude the buffer plate 13, and the buffer plate 13 elastically stretches in the buffer box 11 through the spring 12, so that the buffer purpose is achieved, the guide sleeve 3 is protected, and the service life of the guide sleeve 3 is prolonged; because the working environment of the excavator is that dust generally falls on the surface of the piston rod, when the piston rod enters the cylinder body 1, the cleaning brush 15 can be in contact with the surface of the piston rod to simply clean the dust on the surface of the piston rod, and the first connecting ring 14 can be separated from the sleeve ring 4 by rotating the connecting ring 14 so as to be convenient for replacing the cleaning brush 15; the second connecting ring 16 can be separated from the lantern ring 4 by rotating the second connecting ring 16, so that the sealing ring 17 can be replaced conveniently, and the sealing performance of the device can be improved by the sealing ring 17; the oil inlet 18 and the oil outlet 19 can be connected with a hydraulic system of an external excavator, and the piston rod is driven to perform reciprocating telescopic work in the cylinder body 1 through the control of the hydraulic system; the connecting frame 20 can be used for connecting the device with an excavator and installing the device, the guide pipe 21 can transmit the temperature on the surface of the cylinder body 1 to the radiating fins 22, the radiating of the cylinder body 1 is accelerated, the aging speed of parts of the cylinder body 1 is slowed down, and the service life of the cylinder body 1 is prolonged.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a pneumatic cylinder uide bushing which characterized in that: comprises a cylinder body (1); the cylinder body (1) is inside to be fixed and to be equipped with spacing ring (2), spacing ring (2) one side is equipped with uide bushing (3), the outside cover of cylinder body (1) is equipped with the lantern ring (4), cylinder body (1) uide bushing (3) with lantern ring (4) are inside to be encircleed respectively and have been seted up fan-shaped groove (5), just square groove (6) have been seted up to fan-shaped groove (5) one side, cylinder body (1) uide bushing (3) with lantern ring (4) inside runs through and is equipped with connecting rod (7), just connecting rod (7) one side is equipped with fixture block (8) in proper order, fixture block (8) one side all is equipped with first magnetic sheet (9), fan-shaped groove (5) are kept away from one side of square groove (6) is equipped with second magnetic sheet (10).
2. A cylinder guide bushing according to claim 1, wherein: the limiting ring (2) is provided with a buffer box (11) on the inner side, and a buffer plate (13) is arranged in the buffer box (11) through a spring (12) in an elastic mode.
3. A cylinder guide bushing according to claim 2, wherein: the internal thread in the outer side of the lantern ring (4) is provided with a first connecting ring (14), and one end of the first connecting ring (14) is fixedly provided with a cleaning brush (15).
4. A cylinder guide bushing according to claim 3, wherein: the inner thread of the inner side of the lantern ring (4) is provided with a second connecting ring (16), and one end of the second connecting ring (16) is provided with a sealing ring (17).
5. A hydraulic cylinder guide bushing according to claim 4, wherein: an oil inlet (18) and an oil outlet (19) are respectively formed in the inner wall of the cylinder body (1).
6. A hydraulic cylinder guide bushing according to claim 5, wherein: the cylinder body (1) is far away from one end of the limiting ring (2) and is provided with a connecting frame (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223177799.0U CN218670030U (en) | 2022-11-28 | 2022-11-28 | Hydraulic cylinder guide sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223177799.0U CN218670030U (en) | 2022-11-28 | 2022-11-28 | Hydraulic cylinder guide sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218670030U true CN218670030U (en) | 2023-03-21 |
Family
ID=85540942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223177799.0U Active CN218670030U (en) | 2022-11-28 | 2022-11-28 | Hydraulic cylinder guide sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218670030U (en) |
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2022
- 2022-11-28 CN CN202223177799.0U patent/CN218670030U/en active Active
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