CN108825588A - A kind of oil cylinder with protective device - Google Patents
A kind of oil cylinder with protective device Download PDFInfo
- Publication number
- CN108825588A CN108825588A CN201810980674.0A CN201810980674A CN108825588A CN 108825588 A CN108825588 A CN 108825588A CN 201810980674 A CN201810980674 A CN 201810980674A CN 108825588 A CN108825588 A CN 108825588A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- clamping
- lower sleeve
- clamp plate
- upper bush
- 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.)
- Pending
Links
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
-
- 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
- F15B15/20—Other details, e.g. assembly with regulating devices
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The present invention relates to oil cylinder technical fields, especially a kind of oil cylinder with protective device, including oil cylinder ontology, the sliding of oil cylinder body interior is fitted with piston rod, protection mechanism is installed jointly on the outside of oil cylinder ontology and piston rod, protection mechanism includes lower sleeve, oil cylinder ontology be vertically installed inside lower sleeve and between there are gaps, inner space sliding between oil cylinder ontology and lower sleeve is fitted with upper bush, upper bush bottom end is fixedly connected with fixed ring, fixed ring level is slidably located in oil cylinder outer body, the outside of fixed ring is along the circumferential direction equidistant to be connected with multiple sliding blocks, limit sliding chutes are offered vertically on the lower sleeve inner wall of sliding block corresponding position, sliding block is slidably mounted on inside adjacent limit sliding chutes, and the top of sliding block is connected with support rod vertically.The present invention, structure is simple, and stability is good, while effectively raising the safety in utilization of oil cylinder ontology.
Description
Technical field
The present invention relates to oil cylinder technical field more particularly to a kind of oil cylinders with protective device.
Background technique
Oil cylinder, also known as hydraulic cylinder are the liquid that hydraulic energy is changed into mechanical energy, does straight reciprocating motion or pendulum motion
Executive component is pressed, is generally made of cylinder barrel, cylinder cap, working arm, sealing device and exhaust apparatus etc..When cylinder efficient, working arm
It stretches out, to be lifted object.In many cases, the working arm of elongation needs the long period to keep stretching state, and present oil cylinder
There is no protective device, at this moment, oil cylinder if a failure occurs may be damaged and safety accident occurs, to threaten around oil cylinder
The personal safety of personnel.
Summary of the invention
The purpose of the present invention is to solve oil cylinder exists in the prior art not have the shortcomings that protective device, and proposes one
Kind has the oil cylinder of protective device.
To achieve the goals above, present invention employs following technical solutions：
A kind of oil cylinder with protective device, including oil cylinder ontology are designed, the oil cylinder body interior sliding is fitted with work
Protection mechanism is installed jointly on the outside of stopper rod, the oil cylinder ontology and piston rod, the protection mechanism includes lower sleeve, the oil
Cylinder ontology be vertically installed inside lower sleeve and between there are gaps, the inner space between the oil cylinder ontology and lower sleeve is sliding
Dynamic to be fitted with upper bush, the upper bush bottom end is fixedly connected with fixed ring, and the fixed ring level is slidably located in oil cylinder sheet
External side, the outside of the fixed ring is along the circumferential direction equidistant to be connected with multiple sliding blocks, and the sliding block corresponding position is trapped
Limit sliding chutes are offered vertically on cylinder inner wall, and the sliding block is slidably mounted on inside adjacent limit sliding chutes, and the sliding block
Top be connected with support rod vertically, the more support rods run through lower sleeve and end common horizontal is connected with limit
Ring is threaded with adjusting nut on the support rod between the stop collar and lower sleeve, in the piston rod and upper bush
It is connected between top by clamping device.
Preferably, the clamping device includes the horizontal lower clamp plate for being fixedly connected on piston rod part, the lower clamp plate
Top vertical is equipped with clamping cylinder, and the upper bush top of the clamping cylinder corresponding position offers through-hole, the clamping cylinder vertically
It is inserted into inside through-hole, and the clamping cylinder internal whorl is connected with clamping head, the top horizontal of the clamping head is connected with
Clamping plate, the upper clamp plate are located at the top of upper bush.
Preferably, the clamping head is an integral molding structure with upper clamp plate and clamping cylinder with lower clamp plate, and it is described on
The outer diameter of clamping plate and lower clamp plate is all larger than the internal diameter of through-hole.
Preferably, the upper bush and fixed ring are an integral molding structure.
A kind of oil cylinder with protective device proposed by the present invention, beneficial effect are：By clamping device, so as to
Protection mechanism and piston rod are fixedly connected, by covering the protection mechanism on oil cylinder ontology, so as to oil cylinder sheet
Body is protected, and when the stretching of the piston rod of oil cylinder ontology needs to keep stretching state for a long time, is protected to piston rod
Shield effect, effectively prevents the intrinsic pressure of oil cylinder from revealing suddenly and causes oil cylinder ontology failure to the safety of operator around
The phenomenon that threatening.The present invention, structure is simple, and stability is good, while effectively raising the safety in utilization of oil cylinder ontology.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the oil cylinder with protective device proposed by the present invention；
Fig. 2 is a kind of clamping device structural schematic diagram of the oil cylinder with protective device proposed by the present invention.
In figure：Oil cylinder ontology 1, upper bush 2, piston rod 3, through-hole 4, upper clamp plate 5, lower clamp plate 6, stop collar 7, adjusting nut
8, support rod 9, sliding block 10, limit sliding chutes 11, lower sleeve 12, fixed ring 13, clamping cylinder 14, clamping head 15.
Specific embodiment
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 description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of oil cylinder with protective device, including oil cylinder ontology 1, the inserting of 1 internal slide of oil cylinder ontology
There is piston rod 3, oil cylinder ontology 1 and 3 outside of piston rod are equipped with protection mechanism jointly, and protection mechanism includes lower sleeve 12, oil cylinder
Ontology 1 be vertically installed at the inside of lower sleeve 12 and between there are gaps, the inner space between oil cylinder ontology 1 and lower sleeve 12 is sliding
Dynamic to be fitted with upper bush 2,2 bottom end of upper bush is fixedly connected with fixed ring 13, and upper bush 2 and fixed ring 13 are integrally formed knot
Structure, 13 level of fixed ring are slidably located in the outside of oil cylinder ontology 1, the outside of fixed ring 13 is along the circumferential direction equidistant be connected with it is more
A sliding block 10 offers limit sliding chutes 11 on 12 inner wall of lower sleeve of 10 corresponding position of sliding block vertically, and sliding block 10 is slidably installed
Inside adjacent limit sliding chutes 11, and the top of sliding block 10 is connected with support rod 9 vertically, under more support rods 9 run through
Sleeve 12 and end common horizontal connect restraining position ring block 7, are threadedly coupled on the support rod 9 between stop collar 7 and lower sleeve 12
There is adjusting nut 8, is connected between 2 top of piston rod 3 and upper bush by clamping device；Clamping device is by protection mechanism and piston
Bar 3 is fixedly connected, by piston rod 3, so as to drive upper bush 2 mobile, during upper bush 2 is mobile, simultaneously
It drives fixed ring 13 and sliding block 10 mobile, drives support rod 9 mobile by sliding block 10, finally by fluctuation adjusting nut 8, cause
It is contacted at the top of adjusting nut 8 and lower sleeve 12, so that limit work is carried out to upper bush 2, convenient for upper bush 2 to piston rod
3 carry out protection work, effectively prevent the pressure in oil cylinder ontology 1 from revealing suddenly and 1 failure of oil cylinder ontology is caused to operate surrounding
The phenomenon that safety of personnel threatens.
Clamping device includes the horizontal lower clamp plate 6 for being fixedly connected on 3 top of piston rod, the top vertical installation of lower clamp plate 6
There is clamping cylinder 14,2 top of upper bush of 14 corresponding position of clamping cylinder offers through-hole 4 vertically, and clamping cylinder 14 is inserted into through-hole 4
Portion, and 14 internal whorl of clamping cylinder is connected with clamping head 15, the top horizontal of clamping head 15 are connected with upper clamp plate 5, and upper clamp plate 5
In 2 top of upper bush, clamping head 15 is an integral molding structure with upper clamp plate 5 and clamping cylinder 14 with lower clamp plate 6, and upper clamp plate
5 are all larger than the internal diameter of through-hole 4 with the outer diameter of lower clamp plate 6；Passed through by lower clamp plate 6 so as to be supported to upper bush 2
Clamping cylinder 14 and clamping head 15 are convenient for piston rod 3 to cause lower clamp plate 6 and upper clamp plate 5 that clamping is fixed to upper bush 2
Protection mechanism is driven to be moved.
The present invention：Protection mechanism and piston rod 3 are fixedly connected by clamping device, by covering in oil cylinder ontology 1
On protection mechanism, so as to be protected to oil cylinder ontology 1, and the piston rod of oil cylinder ontology 13 stretching need long when
Between keep stretching state when, to piston rod 3 carry out protective effect, effectively prevent the pressure in oil cylinder ontology 1 from revealing suddenly and make
The phenomenon that threatening at 1 failure of oil cylinder ontology to the safety of operator around.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone 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 (4)
1. a kind of oil cylinder with protective device, including oil cylinder ontology (1), oil cylinder ontology (1) internal slide is fitted with work
Stopper rod (3), which is characterized in that be equipped with protection mechanism, the protection jointly on the outside of the oil cylinder ontology (1) and piston rod (3)
Mechanism includes lower sleeve (12), the oil cylinder ontology (1) be vertically installed at lower sleeve (12) it is internal and between there are gaps, it is described
Inner space sliding between oil cylinder ontology (1) and lower sleeve (12) is fitted with upper bush (2), and upper bush (2) bottom end is solid
Surely it is connected with fixed ring (13), fixed ring (13) level is slidably located on the outside of oil cylinder ontology (1), the fixed ring (13)
Outside it is along the circumferential direction equidistant be connected with multiple sliding blocks (10), lower sleeve (12) inner wall of sliding block (10) corresponding position
On offer vertically limit sliding chutes (11), it is internal that the sliding block (10) is slidably mounted on adjacent limit sliding chutes (11), and institute
The top for stating sliding block (10) is connected with support rod (9) vertically, and the more support rods (9) run through lower sleeve (12) and end
Common horizontal connects restraining position ring block (7), is threadedly coupled on the support rod (9) between the stop collar (7) and lower sleeve (12)
There are adjusting nut (8), is connect between the piston rod (3) and upper bush (2) top by clamping device.
2. a kind of oil cylinder with protective device according to claim 1, which is characterized in that the clamping device includes water
The flat lower clamp plate (6) being fixedly connected at the top of piston rod (3), the top vertical of the lower clamp plate (6) are equipped with clamping cylinder (14),
Upper bush (2) top of clamping cylinder (14) corresponding position offers through-hole (4) vertically, and the clamping cylinder (14) is inserted into logical
Hole (4) is internal, and the clamping cylinder (14) internal whorl is connected with clamping head (15), and the top horizontal of the clamping head (15) connects
It is connected to upper clamp plate (5), the upper clamp plate (5) is located at the top of upper bush (2).
3. a kind of oil cylinder with protective device according to claim 2, which is characterized in that the clamping head (15) with it is upper
Clamping plate (5) and clamping cylinder (14) are an integral molding structure with lower clamp plate (6), and the upper clamp plate (5) and lower clamp plate (6)
Outer diameter is all larger than the internal diameter of through-hole (4).
4. a kind of oil cylinder with protective device according to claim 1, which is characterized in that the upper bush (2) and solid
Determine ring (13) to be an integral molding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810980674.0A CN108825588A (en) | 2018-08-27 | 2018-08-27 | A kind of oil cylinder with protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810980674.0A CN108825588A (en) | 2018-08-27 | 2018-08-27 | A kind of oil cylinder with protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108825588A true CN108825588A (en) | 2018-11-16 |
Family
ID=64151530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810980674.0A Pending CN108825588A (en) | 2018-08-27 | 2018-08-27 | A kind of oil cylinder with protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108825588A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350718A (en) * | 2020-02-22 | 2020-06-30 | 襄阳永力通机械有限公司 | Hydro-cylinder protector convenient to dismantle |
| CN113883118A (en) * | 2020-07-02 | 2022-01-04 | 常德市联嘉机械有限公司 | Prevent axial pivoted hydraulic cylinder structure |
-
2018
- 2018-08-27 CN CN201810980674.0A patent/CN108825588A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350718A (en) * | 2020-02-22 | 2020-06-30 | 襄阳永力通机械有限公司 | Hydro-cylinder protector convenient to dismantle |
| CN111350718B (en) * | 2020-02-22 | 2022-07-08 | 襄阳永力通机械有限公司 | Hydro-cylinder protector convenient to dismantle |
| CN113883118A (en) * | 2020-07-02 | 2022-01-04 | 常德市联嘉机械有限公司 | Prevent axial pivoted hydraulic cylinder structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181116 |
|
| WD01 | Invention patent application deemed withdrawn after publication |