CN205278208U - Nitrogen spring with aerify side - Google Patents
Nitrogen spring with aerify side Download PDFInfo
- Publication number
- CN205278208U CN205278208U CN201620036023.2U CN201620036023U CN205278208U CN 205278208 U CN205278208 U CN 205278208U CN 201620036023 U CN201620036023 U CN 201620036023U CN 205278208 U CN205278208 U CN 205278208U
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- China
- Prior art keywords
- nitrogen
- cavity
- inflation
- cylinder body
- mouth
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Abstract
The utility model discloses a nitrogen spring with aerify side, including cylinder body and plunger rod, the cover is provided with the nitrogen gas inflation inlet in the middle of being provided with between the inner wall of plunger rod surface and cylinder body port on the cylinder body, is provided with the cavity in the cylinder body, through the passageway intercommunication between cavity and the nitrogen gas inflation inlet, it has the nitrogen gas inflation inlet to open on the side of cylinder body lower part, and the passageway between cavity and the nitrogen gas inflation inlet divide into interconnection and longitudinal channel, installs the inflation valve on the interconnection, and during longitudinal channel's upper end extended to the cavity, the cavity bottom was provided with the wear -resistant lubricating oil layer, and extends to and pass the wear -resistant lubricating oil layer on the longitudinal channel in the cavity, installs stifled cap in the nitrogen gas inflation inlet. The utility model relates to a rationally to make open the stifled cap of nitrogen gas inflation inlet after, the surplus nitrogen gas in the cavity can not run out of automatically yet, thereby makes and avoided the resource -wasting, has practiced thrift the resource, has protected the environment.
Description
Technical field
The utility model relates to nitrogen spring technical field, particularly relates to a kind of nitrogen spring with side inflation.
Background technology
Known nitrogen spring is a kind of parts with spring function, high pressure nitrogen is sealed in the container determined by it, nitrogen is compressed by external force by plunger rod, expand by high pressure nitrogen when the external force is removed and obtain certain elastic force pressure, this kind of parts are called nitrogen cylinder or gas spring, are called for short nitrogen spring. Existing nitrogen spring is all made up of cylinder body and plunger rod, cylinder body and plunger rod are formed with the cavity of nitrogen, the general nitrogen that has on cylinder body inflates mouth, but all there is following defect in existing nitrogen spring: first, the cylinder body of existing nitrogen spring is provided with nitrogen inflation mouth, but nitrogen inflation mouth is all by being opened by the nitrogen inflation mouth on cylinder body, inflate mouth due to nitrogen to be connected with the cavity of nitrogen, so that nitrogen remaining in cavity it is possible to inflate mouth by nitrogen and discharge, will cause the waste of resource like this; 2nd, the design of existing nitrogen spring is reasonable not so that sealing property is poor, can not meet the user demand of people.
Practical novel content
For deficiency of the prior art, the utility model provides a kind of nitrogen spring with side inflation.
In order to realize above-mentioned purpose, technical solution adopted in the utility model is:
A kind of nitrogen spring with side inflation, comprise cylinder body and plunger rod, it is provided with intermediate sleeve between the inwall of plunger rod outside surface and cylinder body end mouth, cylinder body is provided with nitrogen inflation mouth, it is provided with cavity in cylinder body, channel connection is passed through between cavity and nitrogen inflation mouth, the side of described inferior part of the cylinder block has nitrogen inflation mouth, passage between cavity and nitrogen inflation mouth is divided into interconnection and vertical passage, interconnection is provided with inflation valve, the upper end of vertical passage extends in cavity, cavity bottom is provided with anti-wear lubricating oil reservoir, and extend in cavity vertical passage upper end through anti-wear lubricating oil reservoir, nitrogen inflation mouth is provided with blocking cap.
Between described intermediate sleeve and inboard wall of cylinder block under be disposed with dustband one, Steel Cable Baffle Ring and Q shape circle.
Being disposed with dustband two, wear-resistant guiding ring and y-type seal ring under upper between described plunger rod and intermediate sleeve, described dustband two has wear-resisting functions.
It is provided with packing ring between described blocking cap and nitrogen inflation mouth inwall.
Described plunger rod upper surface is provided with the threaded hole of maintenance.
The beneficial effects of the utility model: compared with prior art, the utility model owing to having nitrogen inflation mouth on the side of inferior part of the cylinder block, passage between cavity and nitrogen inflation mouth is divided into interconnection and vertical passage, interconnection is provided with inflation valve, the upper end of vertical passage extends in cavity, nitrogen inflation mouth is provided with blocking cap, so that after the blocking cap that nitrogen is inflated mouth opens, residue nitrogen in cavity also can not be run out of automatically, so that avoid waste resource, save resource, protect environment, and between described intermediate sleeve and inboard wall of cylinder block under be disposed with dustband one, Steel Cable Baffle Ring and Q shape circle, under upper, it is disposed with dustband two between described plunger rod and intermediate sleeve, wear-resistant guiding ring and y-type seal ring, described dustband two has wear-resisting functions, thus substantially increase sealing property, more can meet the user demand of people.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, a kind of nitrogen spring with side inflation, comprise cylinder body 1 and plunger rod 2, it is provided with intermediate sleeve 3 between the inwall of plunger rod 2 outside surface and cylinder body 1 port, between described intermediate sleeve 3 and cylinder body 1 inwall under be disposed with dustband 1, Steel Cable Baffle Ring 12 and Q shape circle 13, under upper, it is disposed with dustband 2 31 between described plunger rod 2 and intermediate sleeve 3, wear-resistant guiding ring 32 and y-type seal ring 33, described dustband 2 31 has wear-resisting functions, cylinder body 1 is provided with nitrogen inflation mouth 4, cavity 5 it is provided with in cylinder body 1, channel connection is passed through between cavity 5 and nitrogen inflation mouth 4, the side of described cylinder body 1 bottom has nitrogen inflation mouth 4, passage between cavity 5 and nitrogen inflation mouth 4 is divided into interconnection 51 and vertical passage 52, interconnection 51 is provided with inflation valve 53, the upper end of vertical passage 52 extends in cavity 5, anti-wear lubricating oil reservoir 54 it is provided with bottom cavity 5, and extend in cavity 5 vertical passage 52 upper end through anti-wear lubricating oil reservoir 54, nitrogen inflation mouth 4 is provided with blocking cap 6, it is provided with packing ring 61 between described blocking cap 6 and nitrogen inflation mouth 4 inwall, described plunger rod 2 upper surface is provided with the threaded hole 21 of maintenance.
The utility model is first only opened with the blocking cap 6 that nitrogen fills mouth 4 in the process used, owing to cavity 5 also having nitrogen, and interconnection 51 is provided with inflation valve 53, nitrogen can not be discharged by vertical passage 52 and interconnection 51 along with opening of blocking cap 6, be conducive to economizing on resources and protection of the environment, after peripheral equipment and nitrogen inflation mouth 4 are connected, only inflate with by operation peripheral equipment, after inflation terminates, cavity 5 is full of nitrogen 7, external inflation equipment can be pulled out, in cylinder body 1, nitrogen also can not be discharged, thus saved resource, and then blocking cap 6 is covered nitrogen fill mouth 4.
The beneficial effects of the utility model: compared with prior art, the utility model owing to having nitrogen inflation mouth on the side of inferior part of the cylinder block, passage between cavity and nitrogen inflation mouth is divided into interconnection and vertical passage, interconnection is provided with inflation valve, the upper end of vertical passage extends in cavity, nitrogen inflation mouth is provided with blocking cap, so that after the blocking cap that nitrogen is inflated mouth opens, residue nitrogen in cavity also can not be run out of automatically, so that avoid waste resource, save resource, protect environment, and between described intermediate sleeve and inboard wall of cylinder block under be disposed with dustband one, Steel Cable Baffle Ring and Q shape circle, under upper, it is disposed with dustband two between described plunger rod and intermediate sleeve, wear-resistant guiding ring and y-type seal ring, described dustband two has wear-resisting functions, thus substantially increase sealing property, more can meet the user demand of people.
Claims (5)
1. one kind has the nitrogen spring of side inflation, comprise cylinder body and plunger rod, it is provided with intermediate sleeve between the inwall of plunger rod outside surface and cylinder body end mouth, cylinder body is provided with nitrogen inflation mouth, it is provided with cavity in cylinder body, channel connection is passed through between cavity and nitrogen inflation mouth, it is characterized in that, the side of described inferior part of the cylinder block has nitrogen inflation mouth, passage between cavity and nitrogen inflation mouth is divided into interconnection and vertical passage, interconnection is provided with inflation valve, the upper end of vertical passage extends in cavity, cavity bottom is provided with anti-wear lubricating oil reservoir, and extend in cavity vertical passage upper end through anti-wear lubricating oil reservoir, nitrogen inflation mouth is provided with blocking cap.
2. as claimed in claim 1 a kind of have side inflation nitrogen spring, it is characterised in that, between described intermediate sleeve and inboard wall of cylinder block under be disposed with dustband one, Steel Cable Baffle Ring and Q shape circle.
3. as claimed in claim 1 a kind of have side inflation nitrogen spring, it is characterised in that, under upper, be disposed with dustband two, wear-resistant guiding ring and y-type seal ring between described plunger rod and intermediate sleeve.
4. as claimed in claim 1 a kind of have side inflation nitrogen spring, it is characterised in that, described blocking cap and nitrogen inflation mouth inwall between be provided with packing ring.
5. as claimed in claim 1 a kind of have side inflation nitrogen spring, it is characterised in that, described plunger rod upper surface is provided with the threaded hole of maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620036023.2U CN205278208U (en) | 2016-01-13 | 2016-01-13 | Nitrogen spring with aerify side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620036023.2U CN205278208U (en) | 2016-01-13 | 2016-01-13 | Nitrogen spring with aerify side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205278208U true CN205278208U (en) | 2016-06-01 |
Family
ID=56062787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620036023.2U Active CN205278208U (en) | 2016-01-13 | 2016-01-13 | Nitrogen spring with aerify side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205278208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105947923A (en) * | 2016-07-14 | 2016-09-21 | 吉林光洋自动化液压系统有限公司 | Pressure self-adjusting ejector |
-
2016
- 2016-01-13 CN CN201620036023.2U patent/CN205278208U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105947923A (en) * | 2016-07-14 | 2016-09-21 | 吉林光洋自动化液压系统有限公司 | Pressure self-adjusting ejector |
| CN105947923B (en) * | 2016-07-14 | 2018-05-08 | 吉林光洋自动化液压系统有限公司 | A kind of pressure self-adjusting section top-fastener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |