CN206495838U - A kind of heat-resisting hydraulic cylinder - Google Patents
A kind of heat-resisting hydraulic cylinder Download PDFInfo
- Publication number
- CN206495838U CN206495838U CN201621478968.6U CN201621478968U CN206495838U CN 206495838 U CN206495838 U CN 206495838U CN 201621478968 U CN201621478968 U CN 201621478968U CN 206495838 U CN206495838 U CN 206495838U
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- China
- Prior art keywords
- wall
- cylinder
- cylinder block
- heat
- pipe
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- Expired - Fee Related
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Abstract
The utility model provides a kind of heat-resisting hydraulic cylinder, and cylinder body is metal tubular construction, and inboard wall of cylinder block, water cooling plant, outer wall of cylinder block and heat abstractor are followed successively by from inside to outside；Water cooling plant is installed in the annular slot between inboard wall of cylinder block and outer wall of cylinder block；Water cooling plant is tubular construction, including inner barrel, outer cylinder body and spiral water-cooling pipe；Spiral water-cooling pipe is installed between inner barrel and outer cylinder body；Multiple tapped through holes are provided with outer wall of cylinder block；Heat abstractor is copper tubular construction, and its nesting is arranged on outer wall of cylinder block, and multigroup through hole is provided with its side wall；Hollow bolt pipe penetrates heat abstractor and is fixed in the screwed hole of outer wall of cylinder block, and the bottom of hollow bolt pipe is contacted with the outer cylinder body of water cooling plant；Piston rod includes the body of rod and mounting head；The bottom of the body of rod and the mounting head of disc type are connected；Mounting disc is installed in the chute of top land；The bottom of chute is provided with the top of buffer spring, buffer spring and is connected with mounting head.
Description
Technical field
The utility model is related to a kind of technical field of hydraulic part, specifically, is related to a kind of heat-resisting hydraulic cylinder.
Background technology
Hydraulic cylinder is that hydraulic energy is changed into mechanical energy, the hydraulic actuator of straight reciprocating motion is done.The letter of its structure
Single, reliable operation.Realized with it during reciprocating motion, can remove deceleration device from, and without drive gap, stable movement, because
This is used widely in various mechanical hydraulic systems.When hydraulic cylinder is used for a long time, piston high frequency in the course of the work
Friction can produce substantial amounts of heat, easily deform and cylinder body damage；The hydraulic cylinder especially used in high temperature environments, this
Body local environment just has very high temperature, the impact between the heat and piston and cylinder body that are produced along with high-speed friction, holds
Easily cause the local deformation of cylinder wall and piston, influence service life.
Utility model content
To achieve these goals, the utility model provides a kind of hydraulic cylinder, long with good heat dissipation effect, service life
Advantage.
The hydraulic cylinder is realized by the following technical solutions：
A kind of heat-resisting hydraulic cylinder, including gray iron, hollow bolt pipe, piston and piston rod；The cylinder body is metal cylinder
Shape structure, its one end is provided with cylinder cap；Cylinder body is followed successively by inboard wall of cylinder block, water cooling plant, outer wall of cylinder block and radiating dress from inside to outside
Put；The water cooling plant is installed in the annular slot between inboard wall of cylinder block and outer wall of cylinder block；Water cooling plant is tubular construction, bag
Include inner barrel, outer cylinder body and spiral water-cooling pipe；The spiral water-cooling pipe is installed between inner barrel and outer cylinder body；Spiral water-cooling pipe
Two ends be respectively arranged with water inlet and delivery port；Multiple tapped through holes are provided with the outer wall of cylinder block；The heat abstractor
For copper tubular construction, its nesting is arranged on outer wall of cylinder block；The outer surface of heat abstractor is provided with multigroup radiating fin, its
Multigroup through hole is provided with the wall of side；The hollow bolt pipe is hollow copper bolt, and its bottom is with externally threaded closing knot
Structure；Hollow bolt pipe penetrates heat abstractor and is fixed in the screwed hole of outer wall of cylinder block, and the bottom of hollow bolt pipe is filled with water cooling
The outer cylinder body contact put；The piston rod includes the body of rod and mounting head；The bottom of the body of rod and the mounting head of disc type are connected；
The mounting disc is installed in the chute of top land；The bottom of the chute is provided with buffer spring, the buffer spring top
Portion is connected with mounting head.
It is preferred that, the positioning strip of evagination is provided with the side wall of the body of rod.
It is preferred that, multiple annular radiating grooves are provided with the top of the cylinder cap.
The heat-resisting hydraulic cylinder provided in the utility model, it is adaptable to use for a long time in high temperature environments；Its cylinder body is used
The heat radiation structure design of sandwich-type, sets water cooling plant between inside and outside wall；And water cooling plant is the tubular construction of interlayer, in it
Cylinder and inboard wall of cylinder block have great contact area, can efficiently in the heat importing water cooling tube that produces of wall friction；And water
The outer wall of device for cooling has great contact area with outer wall of cylinder block again, the heat of water cooling tube can be imported into outer wall in time and passed through
Heat abstractor is dissipated；Hollow bolt pipe also has heat conducting pipe, water cooling plant while fixation is played a part of simultaneously
Heat on outer wall is timely imported in heat abstractor by hollow bolt pipe, further improves radiating efficiency；By in piston
The bottom of bar sets the mounting head of disc type, and piston rod can carry out a range of activity in the chute of piston；By setting
The spring of chute bottom is placed in, cushioning effect can be effectively played, prevents piston from carrying out rigid hit with cylinder body；Improve liquid
The service life of cylinder pressure.By further setting positioning strip on the piston rod, piston rod can be improved steady in motion process
It is qualitative, reduce non-axial force, improve service life；By being further provided with the cylinder cap of radiating groove, also play increase with
Air contact area, the effect that auxiliary cylinder block is radiated, further increases service life.
Brief description of the drawings
Fig. 1 is the structure chart of the heat-resisting hydraulic cylinder of the utility model；
Fig. 2 is the structure chart of cylinder body in the heat-resisting hydraulic cylinder of the utility model；
Fig. 3 is not install the cylinder body sectional view of water cooling plant and heat abstractor in the heat-resisting hydraulic cylinder of the utility model；
Fig. 4 is the sectional view of water cooling plant in the heat-resisting hydraulic cylinder of the utility model；
Fig. 5 is the structure chart of water cooling tube in the heat-resisting hydraulic cylinder of the utility model；
Fig. 6 is piston and structural representation in the heat-resisting hydraulic cylinder of the utility model.
Embodiment
The technical solution of the utility model is described in detail below by specific embodiment, but this practicality is new
The scope of type is not restricted by the embodiments.
Embodiment 1
As shown in figures 1 to 6, present embodiments provide a kind of heat-resisting hydraulic cylinder, including cylinder body 1, cylinder cap 2, hollow bolt pipe 3,
Piston 4 and piston rod 5；The cylinder body 1 is metal tubular construction, and its one end is provided with cylinder cap 2；Cylinder body is followed successively by cylinder from inside to outside
Internal wall 11, water cooling plant 12, outer wall of cylinder block 13 and heat abstractor 14；The water cooling plant 12 is installed on inboard wall of cylinder block 11 and cylinder
In annular slot 15 between external wall 13；Water cooling plant 12 is tubular construction, including inner barrel 21, outer cylinder body 22 and spiral water
Cold pipe 23；The spiral water-cooling pipe 23 is installed between inner barrel 21 and outer cylinder body 22；The two ends of spiral water-cooling pipe 23 are set respectively
It is equipped with water inlet and delivery port；Multiple tapped through holes 16 are provided with the outer wall of cylinder block 13；The heat abstractor 14 is copper
Tubular construction, its nesting is arranged on outer wall of cylinder block 13；The outer surface of heat abstractor 14 is provided with multigroup radiating fin, its side
Multigroup through hole is provided with wall；The hollow bolt pipe 3 is hollow copper bolt, and its bottom is with externally threaded closing knot
Structure；Hollow bolt pipe 3 penetrates heat abstractor 14 and is fixed in the screwed hole 16 of outer wall of cylinder block 13, and the bottom of hollow bolt pipe 3
Contacted with the outer cylinder body 22 of water cooling plant 12；The piston rod 5 includes the body of rod 51 and mounting head 52；The bottom of the body of rod 51 with
The mounting head 52 of disc type is connected；The mounting disc 52 is installed in 41 chutes at the top of piston 4；The bottom of the chute 41 is set
Buffer spring 42 is equipped with, the top of buffer spring 42 is connected with mounting head 52.
Embodiment 2
As shown in figures 1 to 6, a kind of heat-resisting hydraulic cylinder is present embodiments provided, different from embodiment 1, the body of rod 51
Side wall on be provided with the positioning strip 53 of evagination；The top of the cylinder cap 2 is provided with multiple annular radiating grooves.
Embodiment above is only preferred embodiment of the present utility model, it should be pointed out that, for ordinary skill
For people, what is carried out on the premise of the utility model is not departed from is partially improved, still in protection domain of the present utility model it
In.
Claims (3)
1. a kind of heat-resisting hydraulic cylinder, including gray iron, hollow bolt pipe, piston and piston rod；The cylinder body is metal tubular
Structure, its one end is provided with cylinder cap；The cylinder body is followed successively by inboard wall of cylinder block, water cooling plant, outer wall of cylinder block and radiating from inside to outside
Device；The water cooling plant is installed in the annular slot between inboard wall of cylinder block and outer wall of cylinder block；Water cooling plant is tubular construction,
Including inner barrel, outer cylinder body and spiral water-cooling pipe；The spiral water-cooling pipe is installed between inner barrel and outer cylinder body；Spiral water-cooling
The two ends of pipe are respectively arranged with water inlet and delivery port；Multiple tapped through holes are provided with the outer wall of cylinder block；The radiating dress
Copper tubular construction is set to, its nesting is arranged on outer wall of cylinder block；The outer surface of heat abstractor is provided with multigroup radiating fin,
Multigroup through hole is provided with its side wall；The hollow bolt pipe is hollow copper bolt, and its bottom carries externally threaded closing
Structure；Hollow bolt pipe penetrates heat abstractor and is fixed in the screwed hole of outer wall of cylinder block, and bottom and the water cooling of hollow bolt pipe
The outer cylinder body contact of device；The piston rod includes the body of rod and mounting head；The bottom of the body of rod and the mounting head of disc type connect
Connect；The mounting disc is installed in the chute of top land；The bottom of the chute is provided with buffer spring, the buffer spring
Top is connected with mounting head.
2. heat-resisting hydraulic cylinder according to claim 1, it is characterised in that：Determining for evagination is provided with the side wall of the body of rod
Position bar.
3. heat-resisting hydraulic cylinder according to claim 1, it is characterised in that：It is provided with the top of the cylinder cap multiple annular
Radiating groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621478968.6U CN206495838U (en) | 2016-12-30 | 2016-12-30 | A kind of heat-resisting hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621478968.6U CN206495838U (en) | 2016-12-30 | 2016-12-30 | A kind of heat-resisting hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206495838U true CN206495838U (en) | 2017-09-15 |
Family
ID=59801911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621478968.6U Expired - Fee Related CN206495838U (en) | 2016-12-30 | 2016-12-30 | A kind of heat-resisting hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206495838U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704298A (en) * | 2016-12-30 | 2017-05-24 | 天津市双象工程液压件有限责任公司 | Hydraulic cylinder with water-cooling structure |
| CN110043529A (en) * | 2019-05-15 | 2019-07-23 | 扬州力液德机械有限公司 | A kind of high efficiency and heat radiation protective cover for hydraulic cylinder |
-
2016
- 2016-12-30 CN CN201621478968.6U patent/CN206495838U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704298A (en) * | 2016-12-30 | 2017-05-24 | 天津市双象工程液压件有限责任公司 | Hydraulic cylinder with water-cooling structure |
| CN106704298B (en) * | 2016-12-30 | 2018-06-08 | 天津市双象工程液压件有限责任公司 | A kind of hydraulic cylinder with water-cooling structure |
| CN110043529A (en) * | 2019-05-15 | 2019-07-23 | 扬州力液德机械有限公司 | A kind of high efficiency and heat radiation protective cover for hydraulic cylinder |
| CN110043529B (en) * | 2019-05-15 | 2023-08-25 | 扬州力液德机械有限公司 | Efficient heat dissipation protective cover for hydraulic cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170915 Termination date: 20171230 |