CN207178849U - A kind of spring return type pneumatic actuator structure - Google Patents
A kind of spring return type pneumatic actuator structure Download PDFInfo
- Publication number
- CN207178849U CN207178849U CN201721248480.9U CN201721248480U CN207178849U CN 207178849 U CN207178849 U CN 207178849U CN 201721248480 U CN201721248480 U CN 201721248480U CN 207178849 U CN207178849 U CN 207178849U
- Authority
- CN
- China
- Prior art keywords
- spring
- piston
- cylinder cap
- pull
- cylinder body
- 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.)
- Expired - Fee Related
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 7
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims abstract description 5
- 235000011613 Pinus brutia Nutrition 0.000 claims abstract description 5
- 241000018646 Pinus brutia Species 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a kind of spring return type pneumatic actuator structure, including piston rod, connection cover, piston, alignment pin, cylinder body, spring lever, spring, cylinder cap, pull-rod nut, regulating bolt and pull bar, the piston rod passes through connection cover, piston and spring lever are with being threaded togather, the piston rod and piston are connected using pine, spring is provided with the outside of the spring lever, the upper end of the spring is provided with cylinder cap, the top both sides of the cylinder cap are provided with pull-rod nut, the bottom of the pull-rod nut is provided with pull bar, the centre of the cylinder cap is provided with regulating bolt.The beneficial effects of the utility model are：The utility model, which can directly be put into spring in cylinder body, utilizes the length of pull-rod nut in itself directly by spring-compressed in cylinder body, rundown process is exactly the compression process to spring, it is on the contrary then be the spring that comes up, spring is not in situation about directly being ejected by no precommpression, simple in construction and easy to operate.
Description
Technical field
The utility model belongs to actuation technologies field, and in particular to a kind of spring return type pneumatic actuator structure.
Background technology
In the prior art, spring return type pneumatic actuator, if spring is directly attached to cylinder without precommpression
In, spring moment ejects from cylinder body during repair demolition accidentally injures worker；Held so spring has to pass through just be installed to after compressing
In row device, and spring precompressed shrinking structure includes spring, spring base, spring pull bar etc., complicated, operating difficulties.
Utility model content
The purpose of this utility model is to provide a kind of spring return type pneumatic actuator structure, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical scheme：A kind of spring return type pneumatic actuator knot
Structure, including piston rod, connection cover, piston, alignment pin, cylinder body, spring lever, spring, cylinder cap, pull-rod nut, regulating bolt and drawing
Bar, through connection cover, piston and spring lever with being threaded togather, the piston rod and piston are connected the piston rod using pine
Connect, spring is provided with the outside of the spring lever, the upper end of the spring is provided with cylinder cap, and the top both sides of the cylinder cap are set
There is pull-rod nut, the bottom of the pull-rod nut is provided with pull bar, and the centre of the cylinder cap is provided with regulating bolt, the connection
Cylinder body is provided between lid and cylinder cap, the cylinder body is enclosed in the outside of spring, and the piston on cylinder cap with being provided with positioning
Pin.
Preferably, twisting resistance caused by the spring-compressed rotates piston, the piston and piston rod, piston and cylinder body
Between be equipped with O-ring seals and guidance tape, guarantee has pressure chamber sealing, prevents the mill between piston and piston rod and cylinder body
Damage.
Preferably, described spring lever one end is screwed in through on the connection piston rod of piston, and stamps backing-up screw, there is pressure chamber
During air inlet, for the spring until on spring lever other end top to cylinder cap, preventing spring doubling-up, the regulating bolt is screwed in cylinder cap
On, and cylinder cap top is passed through to spring lever and piston rod, adjusting actuator stroke.
Preferably, the spring prevents spring vibration in cylinder body, is oriented to by cylinder body, prevents spring by positioning finger setting
Deformation.
Preferably, the alignment pin is standard elastic straight pin, is directly installed on piston and cylinder cap.
Preferably, spring is directly pressed in cylinder interior by the length of the pull-rod nut in itself, and rundown process is exactly to bullet
The compression process of spring, otherwise releasing lever nut in order, exactly come up spring, until spring does not have pre-pressing force, draws
Stem nut is just totally released, and spring is not in situation about directly being ejected by no precommpression.
Compared with prior art, the beneficial effects of the utility model are：
The utility model directly can be put into cylinder body using the length of pull-rod nut in itself spring directly by spring pressure
In cylinder body, rundown process is exactly the compression process to spring for contracting, and on the contrary then be the spring that comes up, spring is not in because not having
The situation for having precommpression and directly ejecting, it is simple in construction and easy to operate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation that the utility model pull bar connects with pull-rod nut；
Fig. 3 is the structural representation that the utility model piston rod connects with spring lever；
In figure：1st, piston rod；2nd, connection cover；3rd, piston；4th, alignment pin；5th, cylinder body；6th, spring lever；7th, spring；8th, cylinder cap；
9th, pull-rod nut；10th, regulating bolt；11st, pull bar.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As Figure 1-3, pull bar 11 and pull-rod nut 9 by connection cover 2, cylinder body 5 and cylinder cap 8 by piston 3, spring 7, living
The parts such as stopper rod 1, spring lever 6 are fixed on inside actuator, form a kind of spring return type pneumatic actuator.
Piston rod 1 through connection cover 2, piston 3 and spring lever 6 with being threaded togather, the piston rod 1 and piston 3
Connected using pine, prevent spring 7 from compressing caused twisting resistance and rotating piston 3, the piston 3 and piston rod 1, piston 3 and cylinder
O-ring seals and guidance tape are equipped between body 5, guarantee has pressure chamber sealing, prevented between piston 3 and piston rod 1 and cylinder body 5
Abrasion；
The one end of spring lever 6 is screwed in through on the piston rod 1 of piston 3, and stamps backing-up screw, when having pressure chamber air inlet, compression
Spring 7 is until on the other end top of spring lever 6 to cylinder cap 8, preventing the doubling-up of spring 7, regulating bolt 10 is screwed on cylinder cap 8, and is passed through
Spring lever 6 and piston rod 1, adjusting actuator stroke are arrived in the top of cylinder cap 8；
Spring 7 is arranged between piston 3 and cylinder cap 8, and for piston 3 with being equipped with alignment pin 4 on cylinder cap 8, spring 7 leans on alignment pin
4 positioning, prevent the vibration in cylinder body 5 of spring 7；It is oriented to by cylinder body 5, prevents spring 7 from deforming；
Spring 7 is directly placed on the alignment pin 4 in cylinder body 5, covers cylinder cap 8, is tightened pull-rod nut 9 in order, is utilized drawing
The length of of stem nut 9 itself is directly pressed in spring 7 inside cylinder body 5, and rundown process is exactly the compression process to spring 7, on the contrary
Releasing lever nut 9 in order, exactly come up spring 7.Until spring 7 does not have pre-pressing force, pull-rod nut 9 is with regard to pine completely
Open, bullet, 7 be not in situation about directly being ejected by no precommpression；
Alignment pin 4 is standard elastic straight pin, is directly installed in above piston 3 and cylinder cap 8, simple in construction and operation side
Just.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of spring return type pneumatic actuator structure, including piston rod (1), connection cover (2), piston (3), alignment pin (4),
Cylinder body (5), spring lever (6), spring (7), cylinder cap (8), pull-rod nut (9), regulating bolt (10) and pull bar (11), its feature exist
In：The piston rod (1) through connection cover (2), piston (3) and spring lever (6) with being threaded togather, the piston rod
(1) connected with piston (3) using pine, spring (7) is provided with the outside of the spring lever (6), the upper end of the spring (7) is set
There is cylinder cap (8), the top both sides of the cylinder cap (8) are provided with pull-rod nut (9), and the bottom of the pull-rod nut (9) is provided with
Pull bar (11), the centre of the cylinder cap (8) are provided with regulating bolt (10), are provided between the connection cover (2) and cylinder cap (8)
Cylinder body (5), the cylinder body (5) are enclosed in the outside of spring (7), and the piston (3) on cylinder cap (8) with being provided with alignment pin
(4)。
A kind of 2. spring return type pneumatic actuator structure according to claim 1, it is characterised in that：The spring (7)
Twisting resistance caused by compression rotates piston (3), is all provided between the piston (3) and piston rod (1), piston (3) and cylinder body (5)
There are O-ring seals and guidance tape, guarantee has pressure chamber sealing, prevents the mill between piston (3) and piston rod (1) and cylinder body (5)
Damage.
A kind of 3. spring return type pneumatic actuator structure according to claim 1, it is characterised in that：The spring lever
(6) one end is screwed in through on the piston rod (1) of piston (3), and stamps backing-up screw, and when having pressure chamber air inlet, the spring (7) is straight
To spring lever (6) other end top to cylinder cap (8), spring (7) doubling-up is prevented, the regulating bolt (10) is screwed on cylinder cap (8),
And arrive spring lever (6) and piston rod (1), adjusting actuator stroke through cylinder cap (8) top.
A kind of 4. spring return type pneumatic actuator structure according to claim 1, it is characterised in that：The spring (7)
Positioned by alignment pin (4), prevent spring (7) in cylinder body (5) interior vibration, be oriented to by cylinder body (5), prevent spring (7) from deforming.
A kind of 5. spring return type pneumatic actuator structure according to claim 1, it is characterised in that：The alignment pin
(4) it is standard elastic straight pin, is directly installed on piston (3) and cylinder cap (8).
A kind of 6. spring return type pneumatic actuator structure according to claim 1, it is characterised in that：The pull-rod nut
(9) spring (7) is directly pressed in cylinder body (5) inside by the length of itself, and rundown process is exactly the compression process to spring (7), instead
The nut of releasing lever in order (9), exactly come up spring (7), until spring (7) does not have pre-pressing force, pull-rod nut
(9) just it is totally released, spring (7) is not in situation about directly being ejected by no precommpression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721248480.9U CN207178849U (en) | 2017-09-26 | 2017-09-26 | A kind of spring return type pneumatic actuator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721248480.9U CN207178849U (en) | 2017-09-26 | 2017-09-26 | A kind of spring return type pneumatic actuator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207178849U true CN207178849U (en) | 2018-04-03 |
Family
ID=61749504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721248480.9U Expired - Fee Related CN207178849U (en) | 2017-09-26 | 2017-09-26 | A kind of spring return type pneumatic actuator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207178849U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413111A (en) * | 2018-05-17 | 2018-08-17 | 南通东方船用设备制造有限公司 | Double-acting spring assist type actuator |
| CN112901687A (en) * | 2019-11-26 | 2021-06-04 | 江苏新迈机械有限公司 | Winch spring cylinder with braking function, working method of winch spring cylinder and winch |
| CN114406656A (en) * | 2022-01-11 | 2022-04-29 | 重庆智能机器人研究院 | Spring balance cylinder assembling tool and using method thereof |
-
2017
- 2017-09-26 CN CN201721248480.9U patent/CN207178849U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413111A (en) * | 2018-05-17 | 2018-08-17 | 南通东方船用设备制造有限公司 | Double-acting spring assist type actuator |
| CN112901687A (en) * | 2019-11-26 | 2021-06-04 | 江苏新迈机械有限公司 | Winch spring cylinder with braking function, working method of winch spring cylinder and winch |
| CN114406656A (en) * | 2022-01-11 | 2022-04-29 | 重庆智能机器人研究院 | Spring balance cylinder assembling tool and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207178849U (en) | A kind of spring return type pneumatic actuator structure | |
| CN108571444A (en) | A kind of flush coater reciprocating pump of fast demountable | |
| CN206802324U (en) | A kind of air compressor machine direct proportion valve | |
| CN207550993U (en) | A kind of high-performance variable depressor stamping die volatile oil storage device | |
| CN205504144U (en) | Impact mitigation mechanism is prevented to angle stroke cylinder | |
| CN205978752U (en) | Take pneumatic relief valve actuator of hand wheel | |
| CN205109940U (en) | Hand lance | |
| CN208417121U (en) | A kind of prefill valve | |
| CN202686896U (en) | Bottle pressing inflation mechanism of labeling machine | |
| CN209264279U (en) | A kind of inlet valve testing stand | |
| CN203495050U (en) | Device for connecting cylinder barrel with throat of cylinder cover | |
| CN208396917U (en) | A kind of flush coater reciprocating pump of fast demountable | |
| CN208486996U (en) | Device against frost crack of cylinder cap of air pump | |
| CN105485410B (en) | A kind of angle stroke cylinder protecting against shock buffer gear | |
| CN209150206U (en) | A kind of exhaust valve of lithium battery in preliminary filling | |
| CN207484573U (en) | Anti-collision fire hydrant float ball controller | |
| CN209207423U (en) | Pneumatic nail pulling device | |
| CN207093498U (en) | A kind of hydraulic locking cylinder mechanism | |
| CN205937888U (en) | Balanced type case structure of low temperature governing valve | |
| CN209278530U (en) | The foot-operated control flow adhesive valve of one kind | |
| CN205806595U (en) | Scavenging air box opening pressure of safety valve adjusts instrument | |
| CN205989301U (en) | A kind of compressor valve drawbench | |
| CN205704028U (en) | Portable electric air nail gun | |
| CN203009417U (en) | Connector anti-falling self-locking pressure cylinder | |
| CN202991995U (en) | Valve and piston ring combined part of landing gear buffer |
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: 20180403 |