CN208951021U - Large-tonnage double-act-ing hydraulic J-Horner - Google Patents
Large-tonnage double-act-ing hydraulic J-Horner Download PDFInfo
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- CN208951021U CN208951021U CN201821603289.6U CN201821603289U CN208951021U CN 208951021 U CN208951021 U CN 208951021U CN 201821603289 U CN201821603289 U CN 201821603289U CN 208951021 U CN208951021 U CN 208951021U
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- piston
- hydraulic cylinder
- threaded hole
- pipe fitting
- hydraulic
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Abstract
The utility model discloses large-tonnage double-act-ing hydraulic J-Horners, including hydraulic cylinder, safety valve, second threaded hole, first O-ring seal, the hydraulic cylinder is internally provided with lower working chamber, piston is provided with above the lower working chamber, the internal piston is provided with piston rod, dust-proof upper cover is provided with above the piston rod outer diameter, first O-ring seal and the second O-ring seal are provided with above the dust-proof upper cover, first piston sealing ring and second piston sealing ring are provided with above the piston external diameter, the first threaded hole is provided on the hydraulic cylinder inner wall, the first threaded hole inside face is provided with the first pipe fitting, the first sealing ring is provided with above first pipe fitting.Beneficial effect is: the apparatus structure is simple, design rationally, manufacturing cost is low, easy for installation, has installed that hoisting ring is easy to carry, and backhaul is fast additional, and having installed safety valve additional prevents the generation of superpressure, overtravel phenomenon, and product is practical.
Description
Technical field
The utility model relates to hydraulic cylinder manufacturing fields, more particularly to large-tonnage double-act-ing hydraulic J-Horner.
Background technique
Single-action hydraulic cylinder refers to that the movement in one of direction is realized with oil pressure, outer by self weight or spring etc. when return
Two chambers of power, this oil cylinder only have one end to have oil, and the other end is then contacted with air, and double acting hydraulic cylinder be exactly two chambers all
There is oil, the hydraulic cylinder that the movement of both direction will be realized by oil pressure, hydraulic cylinder in the market is many kinds of, some not have
Be arranged safety valve, be easy to make hydraulic cylinder in use be more than hydraulic cylinder pressure setting the limit and damage, shorten hydraulic
The service life of cylinder.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides large-tonnage double-act-ing hydraulic J-Horner, this reality
It is simple, practical with new structure.
The utility model achieves the above object through the following technical schemes:
Large-tonnage double-act-ing hydraulic J-Horner, including hydraulic cylinder, safety valve, the second threaded hole, the first O-ring seal, institute
It states hydraulic cylinder and is internally provided with lower working chamber, be provided with piston above the lower working chamber, the internal piston is provided with work
Stopper rod is provided with dust-proof upper cover above the piston rod outer diameter, first O-ring seal is provided with above the dust-proof upper cover
With the second O-ring seal, first piston sealing ring and second piston sealing ring are provided with above the piston external diameter, it is described hydraulic
The first threaded hole is provided on inboard wall of cylinder block, the first threaded hole inside face is provided with the first pipe fitting, and first pipe connects
Head is provided with the first sealing ring above, is provided with second threaded hole, second threaded hole above first threaded hole
Be internally provided with the second pipe fitting, be provided with the second sealing ring above second pipe fitting, the piston and it is described it is dust-proof on
It is provided with working chamber between lid, the safety valve, the hydraulic cylinder bottom setting are provided with above second pipe fitting
There is threaded mounting hole, nameplate is provided with above the hydraulic cylinder outer wall, is provided with third piston above the piston rod outer diameter
Sealing ring, first pipe fitting are connected through a screw thread with first threaded hole, second threaded hole and described second close
Seal is bolted, and the dust-proof upper cover and the hydraulic cylinder are interference fits, and the piston rod is welded on the work
It holds beyond the Great Wall, the safety valve is connect by screw thread with second pipe fitting, first O-ring seal and the hydraulic cylinder
It is interference fit.
Further setting: stainless steel hoisting ring, the stainless steel hoisting ring welding are provided on the hydraulic cylinder outer wall
On the hydraulic cylinder outer wall.
So set, having welded fixed function, it is fixed on the hoisting ring motionless on the hydraulic cylinder outer wall.
Further setting: the piston rod is to be slidably connected with the dust-proof upper cover.
So set, being slidably connected enables the piston rod to slide up and down.
Further setting: the nameplate is bolted on the hydraulic cylinder outer wall.
So set, bolt plays fixed function, the nameplate is made to be easily installed and dismantle.
Further setting: second O-ring seal is interference fit with the hydraulic cylinder.
So set, interference fit seals second O-ring seal by the hydraulic cylinder.
Further setting: the first piston sealing ring, the second piston sealing ring are embedded on the piston.
So set, inlaying makes the first piston sealing ring, the second piston sealing ring be easily installed and dismantle.
Further setting: the piston is to be slidably connected with the upper working chamber, the lower working chamber.
So set, being slidably connected enables the piston to slide up and down.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the apparatus structure is simple, design is reasonable, and manufacturing cost is low, easy for installation；
2, installed that hoisting ring is easy to carry, and backhaul is fast additional, having installed safety valve additional prevents the generation of superpressure, overtravel phenomenon；
3, practical.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of large-tonnage double-act-ing hydraulic J-Horner described in the utility model；
Fig. 2 is the outline drawing of large-tonnage double-act-ing hydraulic J-Horner described in the utility model；
Fig. 3 is the part drawing of the first pipe fitting of large-tonnage double-act-ing hydraulic J-Horner described in the utility model；
Fig. 4 is the part drawing of the hoisting ring of large-tonnage double-act-ing hydraulic J-Horner described in the utility model.
The reference numerals are as follows:
1, threaded mounting hole；2, hydraulic cylinder；3, the first threaded hole；4, the first pipe fitting；5, the first sealing ring；6, safety
Valve；7, the second pipe fitting；8, the second threaded hole；9, the second sealing ring；10, the first O-ring seal；11, piston rod；12, dust-proof
Upper cover；13, the second O-ring seal；14, stainless steel hoisting ring；15, upper working chamber；16, first piston sealing ring；17, second is living
Plug sealing ring；18, lower working chamber；19, piston；20, nameplate；21, third piston seal.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model is described in further detail with reference to the accompanying drawing:
Embodiment 1
As Figure 1-Figure 4, large-tonnage double-act-ing hydraulic J-Horner, including hydraulic cylinder 2, safety valve 6, the second threaded hole 8,
First O-ring seal 10, hydraulic cylinder 2 are internally provided with lower working chamber 18, are used as and enter hydraulic oil, set above lower working chamber 18
It is equipped with piston 19, is used as and piston rod 11 is pushed to move up and down, piston 19 is internally provided with piston rod 11, above 11 outer diameter of piston rod
It is provided with dust-proof upper cover 12, is used as sealing, dust-proof upper cover 12 is provided with the first O-ring seal 10 and the second O-ring seal above
13, it is used as sealing, is provided with first piston sealing ring 16 and second piston sealing ring 17 above 19 outer diameter of piston, is used as sealing,
The first threaded hole 3 is provided on 2 inner wall of hydraulic cylinder, 3 inside face of the first threaded hole is provided with the first pipe fitting 4, and the first pipe connects
First 4 are provided with the first sealing ring 5 above, are used as sealing, are provided with the second threaded hole 8, the second threaded hole above the first threaded hole 3
8 are internally provided with the second pipe fitting 7, and the second pipe fitting 7 is provided with the second sealing ring 9 above, piston 19 and dust-proof upper cover 12 it
Between be provided with working chamber 15, be used as and enter hydraulic oil, safety valve 6 is provided on the second pipe fitting 7, for preventing hydraulic cylinder
Internal pressure is excessive and damages hydraulic cylinder, and 2 bottom of hydraulic cylinder is provided with threaded mounting hole 1, sets above 2 outer wall of hydraulic cylinder
It is equipped with nameplate 20, third piston seal 21 is provided with above 11 outer diameter of piston rod, the first pipe fitting 4 and the first threaded hole 3 are logical
Threaded connection is crossed, the second threaded hole 8 is bolted with the second sealing ring 9, and dust-proof upper cover 12 is that interference is matched with hydraulic cylinder 2
It closes, piston rod 11 is welded on 19 upper end of piston, and safety valve 6 is connect by screw thread with the second pipe fitting 7, the first O-ring seal 10
It is interference fit with hydraulic cylinder 2.
Embodiment 2
The present embodiment the difference from embodiment 1 is that:
Stainless steel hoisting ring 14 is provided on 2 outer wall of hydraulic cylinder, stainless steel hoisting ring 14 is welded on 2 outer wall of hydraulic cylinder
On, fixed function has been welded, has been fixed on stainless steel hoisting ring 14 motionless on 2 outer wall of hydraulic cylinder.
Working principle: the oil inlet pipe on hydraulic power unit is connected with the first pipe fitting 4, the second pipe fitting 7 respectively with flowline
It is connected together, hydraulic oil enters inside the lower working chamber 18 inside hydraulic cylinder 2 from the first pipe fitting 4, since hydraulic oil is continuous
Into lower 18 internal pressure of working chamber increases, and piston 19 is boosted, and piston 19 drives piston rod 11 to move upwards, and works as piston rod
11 when needing to return, and hydraulic power unit delivers into hydraulic oil inside upper working chamber 15 by the second pipe fitting 7, when upper working chamber
When oil pressure inside 15 is greater than the oil pressure inside lower working chamber 18, piston rod 11 is moved downward, hydraulic inside lower working chamber 18
Oil is pressed into inside hydraulic power unit again by the first pipe fitting 4.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. large-tonnage double-act-ing hydraulic J-Horner, it is characterised in that: including hydraulic cylinder (2), safety valve (6), the second threaded hole
(8), the first O-ring seal (10), the hydraulic cylinder (2) are internally provided with lower working chamber (18), the lower working chamber (18)
Top is provided with piston (19), and the piston (19) is internally provided with piston rod (11), is set above piston rod (11) outer diameter
It is equipped with dust-proof upper cover (12), the dust-proof upper cover (12) is provided with first O-ring seal (10) and the second O-shaped sealing above
It encloses (13), is provided with first piston sealing ring (16) and second piston sealing ring (17) above piston (19) outer diameter, it is described
It is provided with the first threaded hole (3) on hydraulic cylinder (2) inner wall, the first threaded hole (3) inside face is provided with the first pipe fitting
(4), first pipe fitting (4) is provided with the first sealing ring (5) above, is provided with above first threaded hole (3) described
Second threaded hole (8), second threaded hole (8) are internally provided with the second pipe fitting (7), and second pipe fitting (7) is above
It is provided with the second sealing ring (9), is provided with working chamber (15) between the piston (19) and the dust-proof upper cover (12), it is described
Second pipe fitting (7) is provided with the safety valve (6) above, and hydraulic cylinder (2) bottom is provided with threaded mounting hole (1),
It is provided with nameplate (20) above hydraulic cylinder (2) outer wall, it is close to be provided with third piston above piston rod (11) outer diameter
Seal (21), first pipe fitting (4) are connected through a screw thread with first threaded hole (3), second threaded hole (8) with
Second sealing ring (9) is bolted, and the dust-proof upper cover (12) and the hydraulic cylinder (2) are interference fit, institute
It states piston rod (11) and is welded on the piston (19) upper end, the safety valve (6) is connected by screw thread and second pipe fitting (7)
It connects, first O-ring seal (10) and the hydraulic cylinder (2) are interference fits.
2. large-tonnage double-act-ing hydraulic J-Horner according to claim 1, it is characterised in that: hydraulic cylinder (2) outer wall
On be provided with stainless steel hoisting ring (14), the stainless steel hoisting ring (14) is welded on the hydraulic cylinder (2) outer wall.
3. large-tonnage double-act-ing hydraulic J-Horner according to claim 2, it is characterised in that: the piston rod (11) with it is described
Dust-proof upper cover (12) is to be slidably connected.
4. large-tonnage double-act-ing hydraulic J-Horner according to claim 3, it is characterised in that: the nameplate (20) passes through bolt
It is fixed on the hydraulic cylinder (2) outer wall.
5. large-tonnage double-act-ing hydraulic J-Horner according to claim 4, it is characterised in that: second O-ring seal
It (13) is interference fit with the hydraulic cylinder (2).
6. large-tonnage double-act-ing hydraulic J-Horner according to claim 5, it is characterised in that: the first piston sealing ring
(16), the second piston sealing ring (17) is embedded on the piston (19).
7. large-tonnage double-act-ing hydraulic J-Horner according to claim 6, it is characterised in that: the piston (19) and it is described on
Working chamber (15), the lower working chamber (18) are to be slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821603289.6U CN208951021U (en) | 2018-09-29 | 2018-09-29 | Large-tonnage double-act-ing hydraulic J-Horner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821603289.6U CN208951021U (en) | 2018-09-29 | 2018-09-29 | Large-tonnage double-act-ing hydraulic J-Horner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208951021U true CN208951021U (en) | 2019-06-07 |
Family
ID=66740124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821603289.6U Active CN208951021U (en) | 2018-09-29 | 2018-09-29 | Large-tonnage double-act-ing hydraulic J-Horner |
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| Country | Link |
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| CN (1) | CN208951021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110627003A (en) * | 2019-10-25 | 2019-12-31 | 苏州富瑞特铝合金升降机械有限公司 | Hydraulic system for elevator |
-
2018
- 2018-09-29 CN CN201821603289.6U patent/CN208951021U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110627003A (en) * | 2019-10-25 | 2019-12-31 | 苏州富瑞特铝合金升降机械有限公司 | Hydraulic system for elevator |
| CN110627003B (en) * | 2019-10-25 | 2023-11-24 | 池州市琼琚信息技术服务有限公司 | Hydraulic system for lifter |
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