CN203488475U - Vehicle-mounted single-acting cylinder - Google Patents
Vehicle-mounted single-acting cylinder Download PDFInfo
- Publication number
- CN203488475U CN203488475U CN201320520717.XU CN201320520717U CN203488475U CN 203488475 U CN203488475 U CN 203488475U CN 201320520717 U CN201320520717 U CN 201320520717U CN 203488475 U CN203488475 U CN 203488475U
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- Prior art keywords
- spring
- piston
- vehicle
- piston rod
- mounted single
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- Withdrawn - After Issue
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Abstract
The utility model relates to the technical field of air cylinders, in particular to a vehicle-mounted single-acting cylinder. The vehicle-mounted single-acting cylinder comprises a cylinder body, wherein an installing seat is arranged at one end of the cylinder body in a sealing, an end cover is arranged at the other end of the cylinder body, a piston is slidably arranged in the inner cavity of the cylinder body, the inner side of the end cover is provided with a spring supporting sleeve, a reset spring is arranged between the piston and the spring supporting sleeve, and a piston rod is inserted into the end cover and the middle of the spring supporting sleeve. One end of the piston rod extends into the inner cavity of the cylinder body and fixedly connected with the piston, an air inlet hole is formed in the installing seat, the outer side of the piston is provided with an accommodating cavity, the accommodating cavity corresponds to the air inlet hole, a low-pressure exhaust valve is arranged in the accommodating cavity, an exhaust hole is formed in one end of the piston rod connected to the piston, one end of the exhaust hole is communicated with the accommodating cavity, the other end of the exhaust hole is communicated with the inner cavity of the cylinder body, and an exhaust dustproof device is arranged between the spring supporting sleeve and the piston rod. The vehicle-mounted single-acting cylinder has the advantages of being reasonable in structural arrangement, dust-proof and long in service life, saving energy and the like.
Description
Technical field
The utility model relates to cylinder technical field, particularly a kind of vehicle-mounted single-acting cylinder.
Background technique
Along with the raising of people's living standard, automobile has become one of essential tool of people's trip.Vehicle-mounted cylinder be in automobile can not or one of the component of cylinder, the cylinder that is applied at present automotive field arranges the reasons such as unreasonable because of structure, in space, energy, working environment etc. has been subject to serious restriction.If existing vehicle-mounted cylinder is two active cylinders, two ends air inlet, arranges like this, has following defect and deficiency: 1, be unfavorable for saving the energy, and fabricating cost is higher; 2, two ends air intake-exhaust, dust-proof effect is not good, has a strong impact on product working life; 3, the general stroke of two active cylinders is longer, is difficult to be adapted to the shorter occasion of stroke, has limited application and the application area of product.
Model utility content
The purpose of this utility model is for the defect of prior art and deficiency, provides a kind of structure to arrange rationally, stroke is short, energy-conservation and the vehicle-mounted single-acting cylinder of good dustproof effect.
For achieving the above object, the utility model is by the following technical solutions:
A kind of vehicle-mounted single-acting cylinder described in the utility model, comprise cylinder body, the sealing of described cylinder body one end is provided with fitting seat, the described cylinder body the other end is provided with end cap, in described inner chamber of cylinder block, be slidably provided with piston, described end cap inner side is provided with spring supporting cover, between described piston and spring supporting cover, be provided with Returnning spring, described end cap and spring supporting cover middle part are inserted with piston rod, piston rod one end is stretched in inner chamber of cylinder block, be fixedly connected with piston, described fitting seat is provided with inlet hole, described piston outside is provided with receiving cavity, the setting corresponding to inlet hole of described receiving cavity, in described receiving cavity, be provided with low pressure exhaust valve, described piston rod is connected in piston one end and is provided with exhaust port, exhaust port one end is communicated with receiving cavity, the exhaust port the other end is communicated with inner chamber of cylinder block, between described spring supporting cover and piston rod, be provided with exhaust dust guard.
Wherein, described low pressure exhaust valve comprises the nozzle that is fixed at piston rod end, the removable spool of being located in receiving cavity, and described spool head is provided with seal ring B, described seal ring B setting corresponding to nozzle, described spool and nozzle are provided with Compress Spring.
Further, described spool outside is provided with dustproof bloop.
Wherein, described exhaust dust guard comprises the dust scraping ring of being located between spring supporting cover and piston rod, be located at the unidirectional dustproof film in dust scraping ring outside, on described spring supporting cover and dust scraping ring, form exhaust passage, described unidirectional dustproof film closes vent passage outlet.
Further, described Returnning spring comprises big spring and little spring, and described little spring is sheathed in big spring, between described big spring and little spring, is provided with spring protecting sleeve.
Further, described fitting seat is provided with mounting hole, in described mounting hole, is equipped with axle sleeve, between described axle sleeve outer wall and mounting hole inwall, is provided with cushion collar.
Further, described end cap inner side is fixed with cylinder sheath, and described big spring one end is sheathed in cylinder sheath.
Further, described piston outer wall is provided with guidance tape and seal ring A.
Further, between described dust scraping ring and piston rod, be provided with O RunddichtringO.
Further, between described spring supporting cover and piston rod, be provided with the aluminium base thing fluorine actor playing a supporting role.
The utility model beneficial effect is: in terms of existing technologies, fitting seat described in the utility model is provided with inlet hole, described piston outside is provided with receiving cavity, the setting corresponding to inlet hole of described receiving cavity, in described receiving cavity, be provided with low pressure exhaust valve, described piston rod is connected in piston one end and is provided with exhaust port, and exhaust port one end is communicated with receiving cavity, the exhaust port the other end is communicated with inner chamber of cylinder block, between described spring supporting cover and piston rod, is provided with exhaust dust guard.The utility model adopts one end air inlet setting, and under low-pressure state, the other end is given vent to anger, i.e. single-acting cylinder, and it is conducive to save the energy, and good dustproof effect.
Accompanying drawing explanation
Fig. 1 is broken section structural representation of the present utility model;
Fig. 2 is mounting structure schematic diagram of the present utility model;
Fig. 3 is sectional structure schematic diagram of the present utility model.
In figure:
1, cylinder body; 2, seal ring A; 3, guidance tape; 4, piston;
5, spring protecting sleeve; 6, big spring; 7, cylinder sheath; 8, end cap;
9, spring supporting cover; 10, unidirectional dustproof film; 11, dust scraping ring; 12, piston rod;
13, O RunddichtringO; 14, the aluminium base thing fluorine actor playing a supporting role; 15, cushion collar; 16, axle sleeve;
17, dustproof bloop; 18, spool; 19, Compress Spring; 20, seal ring B
21, nozzle; 22, little spring; 23, inlet hole; 24, mounting hole;
25, fitting seat; 26, receiving cavity; 27, exhaust port; 28, exhaust passage.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1 to Figure 3, a kind of vehicle-mounted single-acting cylinder described in the utility model, comprises cylinder body 1, and described cylinder body 1 one end sealing is provided with fitting seat 25, and described cylinder body 1 the other end is provided with end cap 8, and above-mentioned parts form external structure of the present utility model.
In described cylinder body 1 inner chamber, be slidably provided with piston 4, piston 4 outer walls are provided with guidance tape 3 and seal ring A2, play guiding and seal action.Described end cap 8 inner sides are provided with spring supporting cover 9, between described piston 4 and spring supporting cover 9, be provided with Returnning spring, can effectively realize piston 4 resets, the preferred described Returnning spring of the utility model comprises big spring 6 and little spring 22, and described little spring 22 is sheathed in big spring 6, between described big spring 6 and little spring 22, is provided with spring protecting sleeve 5, described end cap 8 inner sides are fixed with cylinder sheath 7, described big spring 6 one end are sheathed in cylinder sheath 7, arrange like this, can make piston 4 operations more steady.Described end cap 8 and spring supporting overlap 9 middle parts and are inserted with piston rod 12, and piston rod 12 one end are stretched in cylinder body 1 inner chamber, are fixedly connected with piston 4.Above-mentioned parts form internal structure of the present utility model.
Described fitting seat 25 is provided with inlet hole 23, described piston 4 outsides are provided with receiving cavity 26, the setting corresponding to inlet hole 23 of described receiving cavity 26, in described receiving cavity 26, be provided with low pressure exhaust valve, described piston rod 12 is connected in piston 4 one end and is provided with exhaust port 27, exhaust port 27 one end are communicated with receiving cavity 26, and exhaust port 27 the other ends are communicated with cylinder body 1 inner chamber, between described spring supporting cover 9 and piston rod 12, are provided with exhaust dust guard.
Particularly, described low pressure exhaust valve comprises the nozzle 21 that is fixed at piston rod 12 ends, the removable spool 18 of being located in receiving cavity 26, and described spool 18 heads are provided with seal ring B20, described seal ring B20 setting corresponding to nozzle 21, described spool 18 is provided with Compress Spring 19 with nozzle 21.The preferred described spool of the utility model 18 outsides are provided with dustproof bloop 17, to reach the effect of dustproof noise reduction.
Described exhaust dust guard comprises the dust scraping ring 11 of being located between spring supporting cover 9 and piston rod 12, be located at the unidirectional dustproof film 10 in dust scraping ring 11 outsides, on described spring supporting cover 9 and dust scraping ring 11, form exhaust passage 28, described unidirectional dustproof film 10 closes vent passage 28 outlets.Between described dust scraping ring 11 and piston rod 12, be provided with O RunddichtringO 13.Between described spring supporting cover 9 and piston rod 12, be provided with the aluminium base thing fluorine actor playing a supporting role 14.Described exhaust dust guard mainly plays exhaust and dust-proof effect.
Described fitting seat 25 is provided with mounting hole 24, in described mounting hole 24, is equipped with axle sleeve 16, between described axle sleeve 16 outer walls and mounting hole 24 inwalls, is provided with cushion collar 15.The utility model is realized fixed installation by the cooperation of mounting hole 24 and axle sleeve 16.It should be noted that, fitting seat 25 described in the utility model is triangular shape, can mounting hole 24 as fulcrum angle of swing arbitrarily, piston 4 can be done linear reciprocating motion simultaneously, form connecting rod common in driving mechanism, greatly widened application of the present utility model and application area.
Working principle: while using the utility model, working gas enters the utility model from inlet hole 23, when air pressure hour, low pressure exhaust valve is in opening state, working gas is through dustproof bloop 17, spool 18, nozzle 21 from and exhaust port 27 enter cylinder body 1 inner chamber, then discharge outside the utility model through exhaust passage 28 and unidirectional dustproof film 10.When air pressure is larger, working gas extruding spool 18 is moved to the left, overcome the active force of Compress Spring simultaneously, until seal ring B20 seals nozzle 21, working gas cannot be discharged through exhaust port 27, and now, working gas promotes piston 4 and moves right, the utility model is in running order, and big spring 6 and little spring 22 are in compressive state.While stopping to the logical working gas of the utility model, piston 4 resets under the effect of big spring 6 and little spring 22.
The above is only better embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.
Claims (10)
1. a vehicle-mounted single-acting cylinder, comprise cylinder body (1), the sealing of described cylinder body (1) one end is provided with fitting seat (25), described cylinder body (1) the other end is provided with end cap (8), in described cylinder body (1) inner chamber, be slidably provided with piston (4), described end cap (8) inner side is provided with spring supporting cover (9), between described piston (4) and spring supporting cover (9), be provided with Returnning spring, described end cap (8) and spring supporting cover (9) middle part are inserted with piston rod (12), piston rod (12) one end is stretched in cylinder body (1) inner chamber, be fixedly connected with piston (4), it is characterized in that: described fitting seat (25) is provided with inlet hole (23), described piston (4) outside is provided with receiving cavity (26), described receiving cavity (26) and the corresponding setting of inlet hole (23), described receiving cavity is provided with low pressure exhaust valve in (26), described piston rod (12) is connected in piston (4) one end and is provided with exhaust port (27), exhaust port (27) one end is communicated with receiving cavity (26), exhaust port (27) the other end is communicated with cylinder body (1) inner chamber, between described spring supporting cover (9) and piston rod (12), be provided with exhaust dust guard.
2. vehicle-mounted single-acting cylinder according to claim 1, it is characterized in that: described low pressure exhaust valve comprises the nozzle (21) that is fixed at piston rod (12) end, the removable spool (18) of being located in receiving cavity (26), described spool (18) head is provided with seal ring B(20), described seal ring B(20), with the corresponding setting of nozzle (21), described spool (18) is provided with Compress Spring (19) with nozzle (21).
3. vehicle-mounted single-acting cylinder according to claim 2, is characterized in that: described spool (18) outside is provided with dustproof bloop (17).
4. according to the arbitrary described vehicle-mounted single-acting cylinder of claim 1-3, it is characterized in that: described exhaust dust guard comprises the dust scraping ring (11) of being located between spring supporting cover (9) and piston rod (12), be located at the unidirectional dustproof film (10) in dust scraping ring (11) outside, on described spring supporting cover (9) and dust scraping ring (11), form exhaust passage (28), described unidirectional dustproof film (10) closes vent passage (28) outlet.
5. vehicle-mounted single-acting cylinder according to claim 4, it is characterized in that: described Returnning spring comprises big spring (6) and little spring (22), described little spring (22) is sheathed in big spring (6), between described big spring (6) and little spring (22), is provided with spring protecting sleeve (5).
6. vehicle-mounted single-acting cylinder according to claim 5, it is characterized in that: described fitting seat (25) is provided with mounting hole (24), in described mounting hole (24), be equipped with axle sleeve (16), between described axle sleeve (16) outer wall and mounting hole (24) inwall, be provided with cushion collar (15).
7. vehicle-mounted single-acting cylinder according to claim 6, is characterized in that: described end cap (8) inner side is fixed with cylinder sheath (7), and described big spring (6) one end is sheathed in cylinder sheath (7).
8. vehicle-mounted single-acting cylinder according to claim 6, is characterized in that: described piston (4) outer wall is provided with guidance tape (3) and seal ring A(2).
9. vehicle-mounted single-acting cylinder according to claim 6, is characterized in that: between described dust scraping ring (11) and piston rod (12), be provided with O RunddichtringO (13).
10. vehicle-mounted single-acting cylinder according to claim 6, is characterized in that: between described spring supporting cover (9) and piston rod (12), be provided with the aluminium base thing fluorine actor playing a supporting role (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320520717.XU CN203488475U (en) | 2013-08-23 | 2013-08-23 | Vehicle-mounted single-acting cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320520717.XU CN203488475U (en) | 2013-08-23 | 2013-08-23 | Vehicle-mounted single-acting cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203488475U true CN203488475U (en) | 2014-03-19 |
Family
ID=50259311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320520717.XU Withdrawn - After Issue CN203488475U (en) | 2013-08-23 | 2013-08-23 | Vehicle-mounted single-acting cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203488475U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452944A (en) * | 2013-08-23 | 2013-12-18 | 浙江亿太诺气动科技有限公司 | Vehicle-carried single-acting cylinder |
| CN104047924A (en) * | 2014-07-08 | 2014-09-17 | 常州市新墅机床数控设备有限公司 | Locking oil cylinder structure with stroke tail end buffered |
| CN104976178A (en) * | 2015-06-25 | 2015-10-14 | 苏州福艾斯振动系统有限公司 | Novel adjusting air cylinder |
| CN110388353A (en) * | 2019-08-22 | 2019-10-29 | 三一重机有限公司 | A kind of hydraulic cylinder and steam turbine |
| CN110388353B (en) * | 2019-08-22 | 2024-04-30 | 三一重机有限公司 | Hydraulic cylinder and steam turbine |
-
2013
- 2013-08-23 CN CN201320520717.XU patent/CN203488475U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452944A (en) * | 2013-08-23 | 2013-12-18 | 浙江亿太诺气动科技有限公司 | Vehicle-carried single-acting cylinder |
| CN103452944B (en) * | 2013-08-23 | 2016-04-06 | 浙江亿太诺气动科技有限公司 | A kind of vehicle-mounted single-acting cylinder |
| CN104047924A (en) * | 2014-07-08 | 2014-09-17 | 常州市新墅机床数控设备有限公司 | Locking oil cylinder structure with stroke tail end buffered |
| CN104047924B (en) * | 2014-07-08 | 2016-01-13 | 常州市新墅机床数控设备有限公司 | The locking cylinder structure of end of travel buffering |
| CN104976178A (en) * | 2015-06-25 | 2015-10-14 | 苏州福艾斯振动系统有限公司 | Novel adjusting air cylinder |
| CN110388353A (en) * | 2019-08-22 | 2019-10-29 | 三一重机有限公司 | A kind of hydraulic cylinder and steam turbine |
| CN110388353B (en) * | 2019-08-22 | 2024-04-30 | 三一重机有限公司 | Hydraulic cylinder and steam turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140319 Effective date of abandoning: 20160406 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140319 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |