CN205078545U - Bounce cylinder - Google Patents
Bounce cylinder Download PDFInfo
- Publication number
- CN205078545U CN205078545U CN201520739456.XU CN201520739456U CN205078545U CN 205078545 U CN205078545 U CN 205078545U CN 201520739456 U CN201520739456 U CN 201520739456U CN 205078545 U CN205078545 U CN 205078545U
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- China
- Prior art keywords
- piston
- cylinder
- plunger
- cylinder cap
- hole
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Abstract
The utility model relates to a bounce cylinder. This bounce cylinder includes cylinder body, cylinder cap and piston, the cylinder cap is located the one end of cylinder body, the internal of the cylinder body is provided with a piston, the piston is close to the one end of cylinder cap is equipped with the buffer plunger, the cylinder cap be equipped with in the axial with the plunger hole of the coaxial setting of buffer plunger, be equipped with on the cylinder cap with the exhaust port that plunger hole mutually perpendicular link up, be equipped with the choke valve on the cylinder cap, with the choke valve link up be provided with the variable speed hole, be equipped with round cushion seal circle on the lateral wall in plunger hole, be equipped with first protruding muscle of round and the protruding muscle of round second on the lateral surface of piston, the middle part of first protruding muscle is equipped with the first recess of round, the middle part of the protruding muscle of second is equipped with round second recess, be equipped with piston seal in the first recess, be equipped with the guidance tape in the second recess, the end of buffer plunger is equipped with a plurality of air discharge ducts. The utility model provides a simple structure, the bounce cylinder that buffering effect is good.
Description
Technical field
The utility model relates to a kind of bounce cylinder.
Background technique
Bounce cylinder application widely, such as hydraulic cylinder, shock absorber, oil hydraulic cylinder etc., the working principle of existing bounce cylinder is as follows: as depicted in figs. 1 and 2, when piston moves right, gas at the beginning in cylinder body is discharged by tap hole, when piston movement is close to end of travel, buffer plunger on the right side of piston coordinates with cushion seal circle and is blocked by plunger hole, when piston continues to move right, gas will be discharged slowly through throttle valve, to obtain cushioning effect, but because this structure changes to suddenly a very little relief opening from a large relief opening, air displacement can reduce 60-90% suddenly, so or larger impact force can be produced, there is certain narrow limitation.
Model utility content
The utility model provides that a kind of structure is simple, the bounce cylinder of good buffer effect.
The utility model is achieved through the following technical solutions:
A kind of bounce cylinder, comprise cylinder body, cylinder cap and piston, described cylinder cap is located at one end of described cylinder body, piston is provided with in described cylinder body, described piston is provided with buffer plunger near one end of described cylinder cap, described cylinder cap is provided with the plunger hole coaxially arranged with described buffer plunger in the axial direction, described cylinder cap is provided with and described plunger hole vertical through tap hole mutually, described cylinder cap is provided with throttle valve, speed change hole is provided with described throttle valve is through, the sidewall of described plunger hole is provided with a circle cushion seal circle, the outer side surface of described piston is provided with circle first convex tendon and circle second convex tendon, the middle part of described first convex tendon is provided with circle first groove, the middle part of described second convex tendon is provided with circle second groove, piston packing is provided with in described first groove, guidance tape is provided with in described second groove, the end of described buffer plunger is provided with some air vents.
The end of described buffer plunger is provided with an air vent, and described air vent is arranged along the axis of buffer plunger, the end of buffer plunger is divided into two semicircles.
The end of described buffer plunger is provided with two or three or four air vents, every bar air vent is all arranged along the axis of buffer plunger, and two or three or four air vents the end of buffer plunger is divided into four or six or eight fan-shaped.
Described cylinder cap is provided with a step near one end of described cylinder body, and described cylinder body is stuck on described step, and is provided with the first seal ring between the outer side wall of the madial wall of described cylinder body and described cylinder cap.
Described piston is provided with piston rod away from one end of described cylinder cap, and described piston rod and described piston coaxial are arranged.
Described speed change hole and described plunger hole arranged in parallel, described speed change hole is positioned at outside described plunger hole.
Described buffer plunger and piston rod are all made into integration with described piston.
The beneficial effect that the utility model brings is:
In the utility model, described bounce cylinder comprises cylinder body, cylinder cap and piston, described cylinder cap arranges plunger hole, at pistons end, buffer plunger is set, pass through piston movement, fluid in cylinder body is discharged from tap hole, when piston movement is close to end of travel, once plunger hole can not be blocked, but the air displacement of reduction plunger hole gradually, reach an effect without section reduction of speed, just plunger hole is blocked as piston movement 2-3mm last close to end of travel, residual fluid can only be discharged by throttle valve, at this moment piston movement speed is very slow, so produce impact hardly.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the structural representation of original bounce cylinder first state.
Fig. 2 is the structural representation of original bounce cylinder second state.
Fig. 3 is the structural representation of bounce cylinder first state described in the utility model.
Fig. 4 is the structural representation of bounce cylinder second state described in the utility model.
Fig. 5 is the structural representation of the utility model institute piston.
The label that in figure, component names is corresponding is as follows:
1, cylinder body; 2, cylinder cap; 3, piston; 4, buffer plunger; 5, plunger hole; 6, tap hole; 7, throttle valve; 8, speed change hole; 9, cushion seal circle; 10, the first convex tendon; 11, the second convex tendon; 12, the first groove; 13, the second groove; 14, piston packing; 15, guidance tape; 16, air vent; 17, step; 18, the first seal ring; 19, piston rod.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As the embodiment of bounce cylinder described in the utility model, as shown in Figure 3 and Figure 4, comprise cylinder body 1 and cylinder cap 2, described cylinder cap 2 is located at one end of described cylinder body 1, piston 3 is provided with in described cylinder body 1, described piston 3 is provided with buffer plunger 4 near one end of described cylinder cap 2, described cylinder cap 2 is provided with the coaxial plunger hole 5 arranged with described buffer plunger 4 in the axial direction, described cylinder cap 2 is provided with and described plunger hole 5 vertical through tap hole 6 mutually, described cylinder cap 2 is provided with throttle valve 7, speed change hole 8 is provided with described throttle valve 7 is through, the sidewall of described plunger hole 5 is provided with a circle cushion seal circle 9, the outer side surface of described piston 3 is provided with circle first convex tendon 10 and circle second convex tendon 11, the middle part of described first convex tendon 10 is provided with circle first groove 12, the middle part of described second convex tendon 11 is provided with circle second groove 13, piston packing 14 is provided with in described first groove 12, guidance tape 15 is provided with in described second groove 13, the end of described buffer plunger 4 is provided with an air vent 16, described air vent 16 is arranged along the axis of buffer plunger 4, the end of buffer plunger 4 is divided into two semicircles.Moved by piston 3, fluid in cylinder body 1 is discharged from tap hole 6, when piston 3 moves close to end of travel, once plunger hole can not be blocked, but the air displacement of reduction plunger hole 5 gradually, reach the effect of an infinite speed reduction, just plunger hole 5 is blocked when piston 3 moves 2-3mm last close to end of travel, residual fluid can only be discharged by throttle valve 7, and at this moment piston 3 movement velocity is very slow, so produce impact hardly.Described guidance tape 15 can keep piston 31 to slide stably in cylinder, prevents beat; Described piston packing 14 plays the effect of sealing, makes piston 3 advance better effects if; The setting party of described first groove 12 and the second groove 13 the installation of piston packing 14 and guidance tape 15, and can effectively prevent from coming off in the process of moving at piston 3.
In the present embodiment, described cylinder cap 2 is provided with a step 17 near one end of described cylinder body 1, and described cylinder body 1 is stuck on described step 17, and is provided with the first seal ring 18 between the outer side wall of the madial wall of described cylinder body 1 and described cylinder cap 2.Described step 17 can play the effect propping up cylinder body 1 well, and described first seal ring 18 plays the effect of sealing, and anti-fluid flows out between cylinder body 1 and cylinder cap 2.
In the present embodiment, described piston 3 is provided with piston rod 19 away from one end of described cylinder cap 2, and described piston rod 19 is coaxially arranged with described piston 3.Described piston rod 19 the length extending piston 3 is further set, and then be applicable to different cylinder.
In the present embodiment, described speed change hole 8 is arranged in parallel with described plunger hole 5, and described speed change hole 8 is positioned at outside described plunger 5 hole.
In the present embodiment, described buffer plunger 4 and piston rod 19 are all made into integration with described piston 3.
Certainly, the end of described buffer plunger also can be provided with two or three or four air vents, every bar air vent is all arranged along the axis of buffer plunger, and two or three or four air vents the end of buffer plunger is divided into four or six or eight fan-shaped; Described air vent also can be exhaust port, can certainly arrange multiple exhaust port simultaneously; Described bounce cylinder also can be used in oil hydraulic cylinder technical field or shock absorber technical field or oil hydraulic cylinder technical field.So, also all within the utility model protection domain, repeat no longer one by one here.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore; the technological scheme that any amendment that all technician are in the art done by logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design of the present utility model, equivalent replacement, improvement etc. obtain, all should by the determined protection domain of claims.
Claims (7)
1. a bounce cylinder, it is characterized in that comprising cylinder body, cylinder cap and piston, described cylinder cap is located at one end of described cylinder body, piston is provided with in described cylinder body, described piston is provided with buffer plunger near one end of described cylinder cap, described cylinder cap is provided with the plunger hole coaxially arranged with described buffer plunger in the axial direction, described cylinder cap is provided with and described plunger hole vertical through tap hole mutually, described cylinder cap is provided with throttle valve, speed change hole is provided with described throttle valve is through, the sidewall of described plunger hole is provided with a circle cushion seal circle, the outer side surface of described piston is provided with circle first convex tendon and circle second convex tendon, the middle part of described first convex tendon is provided with circle first groove, the middle part of described second convex tendon is provided with circle second groove, piston packing is provided with in described first groove, guidance tape is provided with in described second groove, the end of described buffer plunger is provided with some air vents.
2. bounce cylinder as claimed in claim 1, it is characterized in that the end of described buffer plunger is provided with an air vent, described air vent is arranged along the axis of buffer plunger, the end of buffer plunger is divided into two semicircles.
3. bounce cylinder as claimed in claim 1, it is characterized in that the end of described buffer plunger is provided with two or three or four air vents, every bar air vent is all arranged along the axis of buffer plunger, and two or three or four air vents the end of buffer plunger is divided into four or six or eight fan-shaped.
4. bounce cylinder as claimed in claim 2 or claim 3, it is characterized in that described cylinder cap is provided with a step near one end of described cylinder body, described cylinder body is stuck on described step, and is provided with the first seal ring between the outer side wall of the madial wall of described cylinder body and described cylinder cap.
5. bounce cylinder as claimed in claim 4, it is characterized in that described piston is provided with piston rod away from one end of described cylinder cap, described piston rod and described piston coaxial are arranged.
6. bounce cylinder as claimed in claim 5, it is characterized in that described speed change hole and described plunger hole arranged in parallel, described speed change hole is positioned at outside described plunger hole.
7. bounce cylinder as claimed in claim 6, is characterized in that described buffer plunger and piston rod are all made into integration with described piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520739456.XU CN205078545U (en) | 2015-09-19 | 2015-09-19 | Bounce cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520739456.XU CN205078545U (en) | 2015-09-19 | 2015-09-19 | Bounce cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078545U true CN205078545U (en) | 2016-03-09 |
Family
ID=55430959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520739456.XU Expired - Fee Related CN205078545U (en) | 2015-09-19 | 2015-09-19 | Bounce cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545547A (en) * | 2015-09-19 | 2017-03-29 | 嘉兴大道锻造技术咨询有限公司 | A kind of bounce cylinder |
-
2015
- 2015-09-19 CN CN201520739456.XU patent/CN205078545U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545547A (en) * | 2015-09-19 | 2017-03-29 | 嘉兴大道锻造技术咨询有限公司 | A kind of bounce cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20180919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |