CN202040149U - Automatic resetting gas cylinder - Google Patents
Automatic resetting gas cylinder Download PDFInfo
- Publication number
- CN202040149U CN202040149U CN2011201033644U CN201120103364U CN202040149U CN 202040149 U CN202040149 U CN 202040149U CN 2011201033644 U CN2011201033644 U CN 2011201033644U CN 201120103364 U CN201120103364 U CN 201120103364U CN 202040149 U CN202040149 U CN 202040149U
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- cylinder body
- piston
- cylinder
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- inner chamber
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Abstract
The utility model relates to the technical field of a gas cylinder, in particular to an automatic resetting gas cylinder. The gas cylinder comprises a cylinder body; one end of the cylinder body is provided with a through hole 2; the other end of the cylinder body is provided with a rear stopper; the rear stopper is provided with an aerating mechanism; one end of the cylinder body with the through hole 2 is provided with a front supporting rack; the front supporting rack is internally provided with a through hole 1; a sealing part is arranged between the internal side of the through hole 2 and the front supporting rack; a rear supporting rack is arranged at the internal side of the rear stopper; an internal cylinder body is fixed between the front supporting rack and the rear supporting rack; the internal cylinder body divides the space in the cylinder body into an internal chamber and an external chamber; and a movable division piston is arranged between the internal wall of the cylinder body and the external wall of the internal cylinder body. In the utility model, the gas cylinder can realize automatic resetting effectively; simultaneously the gas pressure or oil pressure in the gas cylinder can be adjusted effectively; and the usage flexibility and quality of the gas cylinder can be improved greatly.
Description
Technical field
The utility model relates to the cylinder technical field, particularly a kind of cylinder that automatically resets.
Background technique
Cylinder is as the conventional machinery component unit, and common by people, it is widely used in every field such as medical apparatus, furniture and auto parts machinery, in the cylinder generally with oil, gas or gas mixture as transmission medium.Existing cylinder is reasonable inadequately because of structure is provided with, in case after the inflation, oil, air pressure or oil pressure can't be regulated, and influences cylinder use flexibility ratio.So a kind of air pressure of development or the adjustable cylinder of oil pressure have become the research focus of industry.
The model utility content
The purpose of this utility model is at the defective of prior art and deficiency, and a kind of cylinder that automatically resets is provided.
For achieving the above object, the utility model is by the following technical solutions:
A kind of cylinder that automatically resets of the utility model comprises cylinder body, and described cylinder body one end is provided with through hole two, the described cylinder body the other end is provided with the back shutoff, back shutoff is provided with inflation mechanism, and the end that described cylinder body is provided with through hole two is provided with front support stand, is provided with through hole one in the front support stand; Be provided with Sealing between through hole two inboards and the front support stand; Shutoff inboard, described back is provided with back support frame, is fixed with inner cylinder body between described front support stand and the back support frame, and inner cylinder body is divided into inner chamber and exocoel with space in the cylinder body; It is movable every plug to be provided with between described inboard wall of cylinder block and the inner cylinder body outer wall; Described activity is divided into left exocoel and right exocoel every plug with exocoel, is provided with piston in the described inner cylinder body, and piston is divided into left inner chamber and right inner chamber with inner chamber; Be provided with a passage in the described piston, channel connection left side inner chamber and right inner chamber; Passage one end internal fixation is provided with piston rod, and the piston rod the other end passes through hole one and through hole two stretches out outside the cylinder body; Be provided with the mounting hole that connects the piston rod two ends in the described piston rod, be provided with push rod in the mounting hole; The described piston channel the other end is provided with needle, and the needle outer end is fixedly connected with the needle sheet; Described push rod stretches out piston rod one end and is provided with contact, and the push rod the other end is fixedlyed connected with needle; Be provided with the stroke positioning means between described piston rod and the push rod; Described piston is provided with oilhole one, and oilhole is held one by one with the piston internal channel and is communicated with, and oilhole one the other end is communicated with left inner chamber; Be provided with oilhole two in the described front support stand, described oilhole two is communicated with left inner chamber and left exocoel; Described back support frame is provided with pore, and described pore is communicated with right exocoel and inflation mechanism.
Wherein, described stroke positioning means comprises is located at stepped part and the card division of being located at the push rod outer end in the mounting hole, and the inboard of contact is located in described card division.
Wherein, described inflation mechanism comprises air-filled pore of being located in the shutoff of back and the steel ball of being located in the air-filled pore.
Further, described piston internal channel inwall is provided with recess, and the corresponding position of piston rod outer wall is provided with recess, is arranged with steel traveler between described two recesses.
Further, described needle is located in the piston by fixing frame, and needle is sheathed in the through hole three of fixing frame, and described fixing frame one side is provided with breach.
Further, be provided with back-up ring between described inner cylinder body inwall and the piston.
Further, be provided with guide sleeve between described through hole two inboards and the Sealing.
Further, be provided with spacer between described Sealing and the front support stand.
Further, be provided with valve block between described fixing frame and the piston.
Further, be provided with little guide sleeve between described mounting hole inwall and the push rod outer wall.
After adopting said structure, the utility model beneficial effect is: the utility model can effectively be realized automatically reseting, and the utility model also can effectively be regulated air pressure in it or oil pressure simultaneously, has greatly improved use flexibility ratio of the present utility model and quality.
Description of drawings
Fig. 1 is a sectional structure schematic representation of the present utility model.
Fig. 2 is the utility model front support stand structural representation;
Fig. 3 is the utility model back support frame structural representation;
Fig. 4 is the utility model fixed rack structure schematic representation.
Among the figure:
1, contact; 2, card division; 3, push rod; 4, piston rod;
5, guide sleeve; 6, Sealing; 7, spacer; 8, front support stand;
9, cylinder body; 10, inner cylinder body; 11, seal ring; 12, movable every plug;
13, mounting hole; 14, stepped part; 15, piston; 16, needle;
17, needle sheet; 19, back support frame; 20, back shutoff; 21, fixing frame;
22, valve block; 24, back-up ring; 25, lining; 26, oilhole one;
27, little guide sleeve; 28, steel traveler; 29, recess; 30, steel ball;
31, left inner chamber; 32, right inner chamber; 41, left exocoel; 42, right exocoel;
81, oilhole two; 82, through hole one; 91, through hole two; 191, pore; 200, air-filled pore;
211, breach; 212, through hole three.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figures 1 to 4, a kind of cylinder that automatically resets of the utility model comprises cylinder body 9, and described cylinder body 9 one ends are provided with through hole 2 91, and described cylinder body 9 the other ends are provided with back shutoff 20, are provided with seal ring 11 between back shutoff 20 and the cylinder body 9.Cylinder body 9 and back shutoff 20 constitute the utility model integral outer structure.
Described cylinder body 9 is provided with in the end of through hole 2 91 and is provided with front support stand 8, be provided with through hole 1 in the front support stand 8, be provided with guide sleeve 5, Sealing 6 and spacer 7 between through hole 2 91 inboards and the front support stand 8, what need were further clear and definite is, spacer 7 one sides are fixedlyed connected with front support stand 8, and guide sleeve 5 can mutual alternative with the position of Sealing 6.Be provided with seal ring 11 within spacer 7 and cylinder body 9 inwalls.Be provided with back support frame 19 in the cylinder body 9 of shutoff 20 inboards, described back.
Be fixed with inner cylinder body 10 between described front support stand 8 and the back support frame 19, promptly inner cylinder body 10 1 ends are sheathed on the front support stand 8, and the other end is sheathed on the back support frame 19, and are provided with seal ring 11 between inner cylinder body 10 inwalls and the back support frame 19.Described inner cylinder body 10 is divided into inner chamber and exocoel with space in the cylinder body 9.
It is movable every plug 12 to be provided with between described cylinder body 9 inwalls and inner cylinder body 10 outer walls, and activity is equipped with seal ring 11 between plug 12 and cylinder body 9 inwalls and inner cylinder body 10 outer walls.Described activity is divided into left exocoel 41 and right exocoel 42 every plug 12 with exocoel.
Be provided with piston 15 in the described inner cylinder body 10, be provided with back-up ring 24 between described inner cylinder body 10 inwalls and the piston 15, it mainly acts on is the friction that reduces between the two.
Described piston 15 is divided into left inner chamber 31 and right inner chamber 32 with inner chamber.Be provided with a passage (not shown) in the described piston 15, channel connection left side inner chamber 31 and right inner chamber 32.
Described passage one end internal fixation is provided with piston rod 4, and piston rod 4 the other ends pass through hole 1 and through hole 2 91 stretches out outside the cylinder body 9.In the present embodiment, described piston 15 vias inner walls are provided with recess 29, the corresponding position of piston rod 4 outer walls is provided with recess 29, be arranged with steel traveler 28 between described two recesses 29, cooperate between steel traveler 28 and two recesses 29 and realize fixedlying connected of piston 15 and piston rod 4, yes should be further understood that, do not get rid of other similar conventional in other words mode of fixedlying connected between piston 15 of the present utility model and the piston rod 4.
Described front support stand 8, back support frame 19, inner cylinder body 10 and piston 15 and the piston rod 4 be located in the inner cylinder body 10 constitute the utility model internal structures jointly.
Be provided with the mounting hole 13 that connects piston rod 4 two ends in the described piston rod 4, be provided with push rod 3 in the mounting hole 13, be provided with little guide sleeve 27 between described mounting hole 13 inwalls and push rod 3 outer walls.The other end is provided with needle 16 in described piston 15 passages, and needle 16 outer ends are fixedly connected with needle sheet 17.Described push rod 3 stretches out piston rod 4 one ends and is provided with contact 1 and card division 2, and contact 1 inboard is located in card division 2.Push rod 3 the other ends and needle 16 fixedly connect, and the periphery of both joints is provided with lining 25.Be provided with the stroke positioning means between described piston rod 4 and the push rod 3, described stroke positioning means comprises is located at stepped part 14 and the card division 2 of being located at push rod 3 outer ends in the mounting hole 13.
Described piston 15 is provided with oilhole 1, and oilhole one 26 one ends are communicated with piston 15 internal channels, and oilhole one 26 the other ends are communicated with left inner chamber 31; Be provided with oilhole 2 81 in the described front support stand 8, described oilhole 2 81 is communicated with left inner chamber 31 and left exocoel 41; Described back support frame 19 is provided with pore 191, and described pore 191 is communicated with right exocoel 42 and inflation mechanism.
Described back shutoff 20 is provided with inflation mechanism: described inflation mechanism comprises air-filled pore of being located in the shutoff 20 of back 200 and the steel ball of being located in the air-filled pore 200 30.
Described needle 16 is located in the piston 15 by fixing frame 21, and needle 16 is sheathed in the through hole 3 212 of fixing frame 21, and described fixing frame 21 1 sides are provided with breach 211, and breach 211 forms the asphalt channel of left inner chamber 31 and right inner chamber 32.Be provided with valve block 22 between described fixing frame 21 and the piston 15.
The utility model is equipped with oil body in left inner chamber 31 and right inner chamber 32 and the left exocoel 41 when user mode, and passes through the abundant pressurized gas of inflation mechanism in the right exocoel 42.During the distilled edition model utility, only need press contact 1 to the right, push rod 3 moves, and backs down needle sheet 17 by needle 16, and at this moment, left inner chamber 31 and right inner chamber 32 are communicated with.When continuing to press contact 1, card division 2 contacts with stepped part 14 in the mounting hole 13, push rod 3 is with respect to piston rod 4 stop motions, move together but drive piston rod 4, move right thereby promote piston 15, the oil body of right inner chamber 32 is in extruding flows into left inner chamber 31 and left exocoel 41, by the oil pressure effect, the oil body promotion activity of left side exocoel 41 moves right every plug 12, further compresses the gas in the right exocoel 42.When stopping pressed by external force contact 1, the air pressure of right exocoel 42 expands, and the promotion activity is every plug 12 motions, and a part of oil body flows back to right inner chamber 32 again from left exocoel 4 and left inner chamber 31, realizes of the present utility model automatically reseting.
In addition, air pressure of the present utility model can effectively be adjusted by the inflation mechanism inflation, has greatly improved use flexibility ratio of the present utility model and quality.
The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (10)
1. cylinder that automatically resets, comprise cylinder body (9), described cylinder body (9) one ends are provided with through hole two (91), described cylinder body (9) the other end is provided with back shutoff (20), back shutoff (20) is provided with inflation mechanism, it is characterized in that: the end that described cylinder body (9) is provided with through hole two (91) is provided with front support stand (8), is provided with through hole one (82) in the front support stand (8); Be provided with Sealing (6) between through hole two (91) inboards and the front support stand (8); Shutoff (20) inboard, described back is provided with back support frame (19), is fixed with inner cylinder body (10) between described front support stand (8) and the back support frame (19), and inner cylinder body (10) is divided into inner chamber and exocoel with the interior space of cylinder body (9); It is movable every plug (12) to be provided with between described cylinder body (9) inwall and inner cylinder body (10) outer wall; Described activity is divided into left exocoel (41) and right exocoel (42) every plug (12) with exocoel, is provided with piston (15) in the described inner cylinder body (10), and piston (15) is divided into left inner chamber (31) and right inner chamber (32) with inner chamber; Described piston is provided with a passage in (15), channel connection left side inner chamber (31) and right inner chamber (32); Passage one end internal fixation is provided with piston rod (4), and piston rod (4) the other end passes through hole one (82) and through hole two (91) stretches out outside the cylinder body (9); Be provided with the mounting hole (13) that connects piston rod (4) two ends in the described piston rod (4), be provided with push rod (3) in the mounting hole (13); Described piston (15) the passage the other end is provided with needle (16), and needle (16) outer end is fixedly connected with needle sheet (17); Described push rod (3) stretches out piston rod (4) one ends and is provided with contact (1), and push rod (3) the other end is fixedlyed connected with needle (16); Be provided with the stroke positioning means between described piston rod (4) and the push rod (3); Described piston (15) is provided with oilhole one (26), and oilhole one (26) one end is communicated with piston (15) internal channel, and oilhole one (26) the other end is communicated with left inner chamber (31); Be provided with oilhole two (81) in the described front support stand (8), described oilhole two (81) is communicated with left inner chamber (31) and left exocoel (41); Described back support frame (19) is provided with pore (191), and described pore (191) is communicated with right exocoel (42) and inflation mechanism.
2. the cylinder that automatically resets according to claim 1 is characterized in that: described stroke positioning means comprises the card division (2) of being located at the interior stepped part of mounting hole (13) (14) and being located at push rod (3) outer end, and described card division (2) are located at the inboard of contact (1).
3. the cylinder that automatically resets according to claim 2 is characterized in that: described inflation mechanism comprises to be located at the air-filled pore (200) in the back shutoff (20) and to be located at the interior steel ball (30) of air-filled pore (200).
4. the cylinder that automatically resets according to claim 3, it is characterized in that: described piston (15) internal channel inwall is provided with recess (29), the corresponding position of piston rod (4) outer wall is provided with recess (29), is arranged with steel traveler (28) between described two recesses (29).
5. according to the arbitrary described cylinder that automatically resets of claim 1-4, it is characterized in that: described needle (16) is located in the piston (15) by fixing frame (21), needle (16) is sheathed in the through hole three (212) of fixing frame (21), and described fixing frame (21) one sides are provided with breach (211).
6. the cylinder that automatically resets according to claim 5 is characterized in that: be provided with back-up ring (24) between described inner cylinder body (10) inwall and the piston (15).
7. the cylinder that automatically resets according to claim 6 is characterized in that: be provided with guide sleeve (5) between described through hole two (91) inboards and the Sealing (6).
8. the cylinder that automatically resets according to claim 6 is characterized in that: be provided with spacer (7) between described Sealing (6) and the front support stand (8).
9. the cylinder that automatically resets according to claim 6 is characterized in that: be provided with valve block (22) between described fixing frame (21) and the piston (15).
10. the cylinder that automatically resets according to claim 6 is characterized in that: be provided with little guide sleeve (27) between described mounting hole (13) inwall and push rod (3) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201033644U CN202040149U (en) | 2011-04-11 | 2011-04-11 | Automatic resetting gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201033644U CN202040149U (en) | 2011-04-11 | 2011-04-11 | Automatic resetting gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202040149U true CN202040149U (en) | 2011-11-16 |
Family
ID=44967595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201033644U Expired - Fee Related CN202040149U (en) | 2011-04-11 | 2011-04-11 | Automatic resetting gas cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202040149U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943786A (en) * | 2012-12-11 | 2013-02-27 | 湖南特力液压有限公司 | Hydraulic cylinder |
| CN107701639A (en) * | 2017-09-06 | 2018-02-16 | 宁波力减震器有限公司 | Twin-tub controllable gas spring |
-
2011
- 2011-04-11 CN CN2011201033644U patent/CN202040149U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943786A (en) * | 2012-12-11 | 2013-02-27 | 湖南特力液压有限公司 | Hydraulic cylinder |
| CN102943786B (en) * | 2012-12-11 | 2015-08-12 | 湖南特力液压有限公司 | Oil hydraulic cylinder |
| CN107701639A (en) * | 2017-09-06 | 2018-02-16 | 宁波力减震器有限公司 | Twin-tub controllable gas spring |
| CN107701639B (en) * | 2017-09-06 | 2019-05-28 | 宁波一力减震器有限公司 | Twin-tub controllable gas spring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20140411 |