CN108518385A - A kind of hydraulic cylinder with overflow effect - Google Patents
A kind of hydraulic cylinder with overflow effect Download PDFInfo
- Publication number
- CN108518385A CN108518385A CN201810762812.8A CN201810762812A CN108518385A CN 108518385 A CN108518385 A CN 108518385A CN 201810762812 A CN201810762812 A CN 201810762812A CN 108518385 A CN108518385 A CN 108518385A
- Authority
- CN
- China
- Prior art keywords
- cavity
- oil cylinder
- cylinder
- piston
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a kind of hydraulic cylinders with overflow effect,Including oil cylinder,One section of installing port for offering circular configuration of oil cylinder,The side of installing port is equipped with the fixed plate being fixedly connected with oil cylinder,Side movable sleeve of the fixed plate far from oil cylinder is connected to horizontally disposed piston rod,The outer ring fixing sleeve of one end that piston rod gos deep into inside oil cylinder is connected to the piston being slidably connected with oil cylinder inner wall,One section of piston rod stretching piston offers the first horizontally disposed cavity,The inner wall of first cavity slidably connects baffle,The side of baffle is welded with the motion bar positioned at the first inside cavity in the horizontal direction,In the present invention,Under the cooperation of each component,It can be good at playing the role of certain overflow,So as to be protected to oil cylinder,It simultaneously again can be according to behaviour in service,The elastic force of adjustment spring,To keep flushing effect more preferable,It is allowed to more adaptable.
Description
Technical field
The present invention relates to technical field of hydraulic oil cylinder more particularly to a kind of hydraulic cylinders with overflow effect.
Background technology
The hydraulic cylinder goods weight of loading platform and required hydraulic system pressure in lifting process is directly proportional, works as loading
When platform is overweight, hydraulic system pressure rises therewith, the overturning of hydraulic cylinder oil sealing probably at this moment occurs, hydraulic oil pump is burst
With the emergency cases such as pipelines from bursting.As Authorization Notice No. is：A kind of hydraulic cylinder with overflow effect of CN207195344U,
Although realizing overflow to a certain extent, do not have certain regulating power, adapting it to property is poor, thus it is proposed that
A kind of hydraulic cylinder with overflow effect.
Invention content
The purpose of the present invention is to solve disadvantage existing in the prior art, and propose a kind of with overflow effect
Hydraulic cylinder.
To achieve the goals above, present invention employs following technical solutions：
A kind of hydraulic cylinder with overflow effect, including oil cylinder, one section of peace for offering circular configuration of the oil cylinder
Mouth is filled, the side of the installing port is equipped with the fixed plate being fixedly connected with oil cylinder, and side of the fixed plate far from oil cylinder is lived
It is dynamic to be socketed with horizontally disposed piston rod, the outer ring fixing sleeve of one end that the piston rod gos deep into inside oil cylinder be connected to
One section of the piston that oil cylinder inner wall is slidably connected, the piston rod stretching piston offers the first horizontally disposed chamber
The inner wall of body, first cavity slidably connects baffle, and the side of the baffle is welded in the horizontal direction positioned at the first chamber
The motion bar in internal portion, outer ring movable sleeve of the motion bar far from baffle one end are connected to the fixation welded with the first cavity inner wall
Cylinder, one end that the motion bar gos deep into inside fixed cylinder are connected with spring, and the other end of spring is connected with to be slided with fixed cylinder inner wall
The movable block of dynamic connection, offers the second cavity on piston rod below first cavity, the fixed cylinder it is outer
Circle fixing sleeve is connected to fixed case, and the stage of fixed case is connected to the top of the second cavity, and the bottom of the movable block is welded with
Connecting rod that is stretching out fixed cylinder and being located inside fixed case, one end that the connecting rod stretches into the second cavity is equipped with adjusting machine
Structure.
Preferably, the regulating mechanism includes horizontally disposed threaded rod, and threaded rod is threaded in connecting rod
One end of the second cavity is stretched into, and one end of threaded rod and the inner wall of the second cavity are rotatablely connected, the threaded rod is close to second
The outer ring of cavity hatch one end is threaded with the limited block welded with the second cavity inner wall.
Preferably, first cavity is communicated with the overflow pipe of zigzag structure, and overflow pipe at the top of baffle one end
It is connected with the cavity of piston side.
Preferably, the bottom of fixed cylinder offers movable mouth along its length, and connecting rod is stretched out from the inside of movable mouth
Fixed cylinder.
Preferably, the bottom of the fixed case offers opening, and connecting rod is located at the inside of opening.
Preferably, the outside of the installing port offers the groove of loop configuration, side of the fixed plate far from oil cylinder
Be welded with the restriction plate with piston rod pivot bush unit, the both sides of described oil cylinder one end are welded with link block, and link block with it is solid
It is bolted to connection between fixed board.
Preferably, the side of the piston offers the fuel feeding valve at the top of oil cylinder, and the other side of the piston opens up
There is the delivery valve positioned at oil cylinder bottom.
The beneficial effects of the invention are as follows：
1, by being equipped with oil cylinder, installing port, restriction plate, piston rod, fixed plate, piston, the first cavity, baffle, activity
Bar, fixed cylinder, spring, overflow pipe, link block can be good at playing the role of certain overflow under the cooperation of each component, from
And oil cylinder can be protected.
2, by being equipped with fixed case, connecting rod, threaded rod, limited block, the second cavity, in the collective effect of each component
Under, and can be allowed to more adaptable according to behaviour in service, the elastic force of adjustment spring to keep flushing effect more preferable.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the hydraulic cylinder with overflow effect proposed by the present invention；
Fig. 2 is the structural schematic diagram that a-quadrant is amplified in a kind of hydraulic cylinder with overflow effect proposed by the present invention；
Fig. 3 is the side structure schematic view of oil cylinder in a kind of hydraulic cylinder with overflow effect proposed by the present invention.
In figure：1 oil cylinder, 2 installing ports, 3 restriction plates, 4 piston rods, 5 fixed plates, 6 pistons, 7 first cavitys, 8 baffles, 9 are lived
Lever, 10 fixed cylinders, 11 springs, 12 movable blocks, 13 fixed cases, 14 connecting rods, 15 threaded rods, 16 limited blocks, 17 second cavitys,
18 overflow pipes, 19 link blocks
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of hydraulic cylinder with overflow effect, including oil cylinder 1, one section of oil cylinder 1 offer circle
The installing port 2 of structure, the side of installing port 2 are equipped with the fixed plate 5 being fixedly connected with oil cylinder 1, and fixed plate 5 is far from oil cylinder 1
Side movable sleeve is connected to horizontally disposed piston rod 4, and piston rod 4 gos deep into the outer ring fixing sleeve of one end inside oil cylinder 1
It is connected to the piston 6 being slidably connected with 1 inner wall of oil cylinder, piston rod 4 stretches out one section of piston 6 and offers horizontally disposed the
The inner wall of one cavity 7, the first cavity 7 slidably connects baffle 8, and the side of baffle 8 is welded in the horizontal direction positioned at the first chamber
Motion bar 9 inside body 7, outer ring movable sleeve of the motion bar 9 far from 8 one end of baffle is connected to be consolidated with what 7 inner wall of the first cavity welded
Safety barrel 10, one end that motion bar 9 gos deep into inside fixed cylinder 10 are connected with spring 11, and the other end of spring 11 is connected with and fixed cylinder
The lower section of the movable block 12 that 10 inner walls are slidably connected, the first cavity 7 offers the second cavity 17 on piston rod 4, fixed
The outer ring fixing sleeve of cylinder 10 is connected to fixed case 13, and the stage of fixed case 13 is connected to the top of the second cavity 17, movable block 12
Bottom be welded with stretching out fixed cylinder 10 and connecting rod 14 inside the fixed case 13, connecting rod 14 and stretch into the second cavity 17
One end regulating mechanism is installed.
Regulating mechanism includes horizontally disposed threaded rod 15, and the connecting rod 14 that threaded rod 15 is threaded in stretches into
One end of two cavitys 17, and one end of threaded rod 15 and the inner wall of the second cavity 17 are rotatablely connected, threaded rod 15 is close to the second chamber
The outer ring of 17 open at one end of body is threaded with the limited block 16 welded with 17 inner wall of the second cavity, and the first cavity 7 is close to baffle 8
The overflow pipe 18 of zigzag structure is communicated at the top of one end, and overflow pipe 18 is connected with the cavity of 6 side of piston, fixed cylinder
10 bottom offers movable mouth along its length, and connecting rod 14 stretches out fixed cylinder 10, fixed case 13 from the inside of movable mouth
Bottom offer opening, and connecting rod 14 is located at the inside of opening, and the outside of installing port 2 offers the groove of loop configuration,
Side of the fixed plate 5 far from oil cylinder 1 is welded with the restriction plate 3 with 4 pivot bush unit of piston rod, and the both sides of 1 one end of oil cylinder are welded
There is link block 19, and be bolted to connection between link block 19 and fixed plate 5, the side of piston 6 is offered positioned at oil cylinder 1
The other side of the fuel feeding valve at top, piston 6 offers the delivery valve positioned at 1 bottom of oil cylinder.
In the present embodiment, when piston rod 4 works with piston 6, hydraulic oil is 8 band of baffle to 8 one active forces of baffle
9 compressed spring 11 of dynamic motion bar, to make the opening of overflow pipe 18 expose, piston can be entered by overflow pipe 18 by being hydraulic oil
In the inner cavity of 6 sides, while threaded rod 15 can be rotated according to behaviour in service again, drive connecting rod 14 to move, be connecting rod 14
Movable block 12 is driven to move, so as to change by the elastic force of compressed spring 11, to enable preferably to adapt to oil pressure, symbol
User's demand is closed under the cooperation of each component, to can be good at playing the role of certain overflow in of the invention, so as to
Oil cylinder 1 is protected, while can be allowed to again according to behaviour in service, the elastic force of adjustment spring 11 to keep flushing effect more preferable
It is more adaptable.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of hydraulic cylinder with overflow effect, including oil cylinder (1), which is characterized in that one section of the oil cylinder (1) opens up
There are the installing port (2) of circular configuration, the side of the installing port (2) that the fixed plate (5) being fixedly connected with oil cylinder (1) is installed,
Side movable sleeve of the fixed plate (5) far from oil cylinder (1) is connected to horizontally disposed piston rod (4), the piston rod
(4) the outer ring fixing sleeve for going deep into the internal one end of oil cylinder (1) is connected to the piston (6) being slidably connected with oil cylinder (1) inner wall, the work
Stopper rod (4) stretches out piston one section of (6) and offers horizontally disposed the first cavity (7), first cavity (7) it is interior
Wall slidably connects baffle (8), and the side of the baffle (8) is welded in the horizontal direction positioned at the internal work of the first cavity (7)
Lever (9), outer ring movable sleeve of the motion bar (9) far from baffle (8) one end is connected to be consolidated with what the first cavity (7) inner wall welded
Safety barrel (10), the motion bar (9) go deep into the internal one end of fixed cylinder (10) and are connected with spring (11), the other end of spring (11)
It is connected with the movable block (12) being slidably connected with fixed cylinder (10) inner wall, is offered below first cavity (7) positioned at work
The outer ring fixing sleeve of the second cavity (17) on stopper rod (4), the fixed cylinder (10) is connected to fixed case (13), and fixed case (13)
Stage be connected to the top of the second cavity (17), the bottom of the movable block (12) is welded with stretch out fixed cylinder (10) and position
In the internal connecting rod (14) of fixed case (13), one end that the connecting rod (14) stretches into the second cavity (17) is equipped with adjusting machine
Structure.
2. a kind of hydraulic cylinder with overflow effect according to claim 1, which is characterized in that the regulating mechanism packet
Horizontally disposed threaded rod (15) is included, threaded rod (15) is threaded in connecting rod (14) and stretches into the second cavity (17)
One end, and one end of threaded rod (15) and the inner wall of the second cavity (17) are rotatablely connected, the threaded rod (15) is close to the second chamber
The outer ring of body (17) open at one end is threaded with the limited block (16) welded with the second cavity (17) inner wall.
3. a kind of hydraulic cylinder with overflow effect according to claim 1, which is characterized in that first cavity
(7) overflow pipe (18) of zigzag structure, and overflow pipe (18) and piston (6) side are communicated at the top of baffle (8) one end
Cavity be connected.
4. a kind of hydraulic cylinder with overflow effect according to claim 1, which is characterized in that the bottom of fixed cylinder (10)
Portion offers movable mouth along its length, and connecting rod (14) stretches out fixed cylinder (10) from the inside of movable mouth.
5. a kind of hydraulic cylinder with overflow effect according to claim 1, which is characterized in that the fixed case (13)
Bottom offer opening, and connecting rod (14) is located at the inside of opening.
6. a kind of hydraulic cylinder with overflow effect according to claim 1, which is characterized in that the installing port (2)
Outside offer the groove of loop configuration, side of the fixed plate (5) far from oil cylinder (1) is welded with living with piston rod (4)
The both sides of the restriction plate (3) of dynamic socket, described oil cylinder (1) one end are welded with link block (19), and link block (19) and fixation
Plate is bolted to connection between (5).
7. a kind of hydraulic cylinder with overflow effect according to claim 1, which is characterized in that the piston (6)
Side offers the fuel feeding valve at the top of oil cylinder (1), and the other side of the piston (6) is offered positioned at oil cylinder (1) bottom
Delivery valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810762812.8A CN108518385B (en) | 2018-07-12 | 2018-07-12 | Hydraulic cylinder with overflow effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810762812.8A CN108518385B (en) | 2018-07-12 | 2018-07-12 | Hydraulic cylinder with overflow effect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108518385A true CN108518385A (en) | 2018-09-11 |
| CN108518385B CN108518385B (en) | 2020-09-15 |
Family
ID=63428636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810762812.8A Active CN108518385B (en) | 2018-07-12 | 2018-07-12 | Hydraulic cylinder with overflow effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108518385B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10310930A1 (en) * | 2003-03-13 | 2004-09-30 | Daimlerchrysler Ag | Actuator system for actuating moving component e.g. tail cap in cars, has additional force component that biases lifting rod towards extension direction such that lifting rod remains in extended position |
| US20050166747A1 (en) * | 2004-02-04 | 2005-08-04 | Chenery Ernest J. | Pneumatic apparatus for actuating a second valve device (such as a high or low-pressure valve system) useful in applications such as opening the valve of an air-powered projectile-launching machine |
| CN101178085A (en) * | 2007-11-28 | 2008-05-14 | 浙江工业大学 | Controlled stroke cylinder |
| CN201363336Y (en) * | 2008-12-29 | 2009-12-16 | 佛山市顺德区沃德人造板制造有限公司 | Hydraulic cylinder |
| CN208831375U (en) * | 2018-07-12 | 2019-05-07 | 长兴宏力机械科技有限公司 | A kind of hydraulic cylinder with overflow effect |
-
2018
- 2018-07-12 CN CN201810762812.8A patent/CN108518385B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10310930A1 (en) * | 2003-03-13 | 2004-09-30 | Daimlerchrysler Ag | Actuator system for actuating moving component e.g. tail cap in cars, has additional force component that biases lifting rod towards extension direction such that lifting rod remains in extended position |
| US20050166747A1 (en) * | 2004-02-04 | 2005-08-04 | Chenery Ernest J. | Pneumatic apparatus for actuating a second valve device (such as a high or low-pressure valve system) useful in applications such as opening the valve of an air-powered projectile-launching machine |
| CN101178085A (en) * | 2007-11-28 | 2008-05-14 | 浙江工业大学 | Controlled stroke cylinder |
| CN201363336Y (en) * | 2008-12-29 | 2009-12-16 | 佛山市顺德区沃德人造板制造有限公司 | Hydraulic cylinder |
| CN208831375U (en) * | 2018-07-12 | 2019-05-07 | 长兴宏力机械科技有限公司 | A kind of hydraulic cylinder with overflow effect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108518385B (en) | 2020-09-15 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210204 Address after: 313100 Industrial Zone, Si an town, Changxing County, Huzhou, Zhejiang Patentee after: CHANGXING POWERISE TECHNOLOGY Co.,Ltd. Address before: 313105 Changxing Hongli Machinery Technology Co., Ltd., Lvshan township industrial concentration zone, Changxing County, Huzhou City, Zhejiang Province Patentee before: CHANGXING HONGLI MACHINERY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210226 Address after: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee after: Li Qiannan Address before: 313100 Industrial Zone, Si an town, Changxing County, Huzhou, Zhejiang Patentee before: CHANGXING POWERISE TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20210308 Address after: 276013 Industrial Park, xiaoyitang village, Yitang Town, Lanshan District, Linyi City, Shandong Province Patentee after: Linyi Yongli Hydraulic Machinery Manufacturing Co.,Ltd. Address before: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee before: Li Qiannan |