CN2151295Y - Hydraulic cylinder structure without segment adjustment - Google Patents
Hydraulic cylinder structure without segment adjustment Download PDFInfo
- Publication number
- CN2151295Y CN2151295Y CN 93201098 CN93201098U CN2151295Y CN 2151295 Y CN2151295 Y CN 2151295Y CN 93201098 CN93201098 CN 93201098 CN 93201098 U CN93201098 U CN 93201098U CN 2151295 Y CN2151295 Y CN 2151295Y
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- China
- Prior art keywords
- hydraulic cylinder
- oil hydraulic
- cylinder
- adjusting seat
- conjunction
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- 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
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Abstract
The utility model relates to a stepless adjusting structure for oil pressure cylinder. An adjusting base is arranged between the pivot connecting end of an oil pressure cylinder and an outer cylinder of the oil pressure cylinder. The adjusting base comprises a combined cylinder body, a driving component, an upper adjusting base, a lower adjusting base and a rotatable adjusting ring combined by two symmetrical semicircle shell bodies. An oil passage structure designed from shallow to deep is arranged on the lower adjusting base, and the size of the oil passage structure can be adjusted by the adjusting ring. All of the components of the adjusting base can be assembled from top to bottom according to the sequence so that a user can adjust the pressure of the oil pressure cylinder in a steepless adjusting way by rotating the adjusting base.
Description
The utility model is the pressure adjustment structure about a kind of oil hydraulic cylinder, is meant the oil hydraulic cylinder structure that a kind of non-section type is adjusted especially.
It mostly is to adjust the pressure of oil hydraulic cylinder with elastic element or plunger that the used oil hydraulic cylinder of sports equipment commonly used is adjusted structure, and then reach the purpose that obtains different pressures, but, in pressure adjustmenting mechanism commonly used, the adjustment in its oil circuit aperture is often because of the adjustment instability of its oil mass, causes phenomenons such as the oil mass size is wayward.And its pressure regulating mechanism must be through complicated combination, so do not meet practical principle when assembling.
But main purpose of the present utility model provides the regulation structure that a kind of non-section type is adjusted oil hydraulic cylinder pressure, and the adjusting of its pressure is smooth and easy, stable.
Another purpose of the present utility model provides a kind of assembling and is easy to the oil hydraulic cylinder pressure regulating mechanism, and it can be assembled when production and assembly very easily, and must soldering can not finish the sealing operation of oil hydraulic cylinder.
The oil hydraulic cylinder structure that the utility model provides a kind of non-section type to adjust, it is to be provided with an adjustment seat between the stack shell of oil hydraulic cylinder and pivot end, regulate with non-section type as oil hydraulic cylinder pressure, the structure that it is characterized in that this adjustment seat comprises: a regulating ring, it is by two symmetrical semicircle housing be combined intos, in order to coating in conjunction with cylinder, and provides the usefulness of user's turn, to regulate the pressure of oil hydraulic cylinder, respectively has a fixture block in each semicircle housing; One in conjunction with cylinder, and it is to be a hollow shape cylinder, and its central authorities have a center hole; One dirivig member, its external diameter just can be contained in conjunction with in the cylinder, the fixture block that its bottom has two symmetries, and convex with a ratchet protuberance and stretch out center hole in conjunction with cylinder in the central position of dirivig member, ratchet protuberance central authorities have a central through bore in addition, pass for the operating bar of oil hydraulic cylinder; One upper adjusting seat, its apical margin is provided with corresponding recess, and is engageable in the fixture block of dirivig member bottom, has a longitudinal hole in addition on upper adjusting seat, so that the oily passage between the pipe and outer tube in the oil hydraulic cylinder to be provided; One lower adjusting seat, its ring limit is provided with a level and smooth circular groove, and is communicated in a longitudinal groove that is formed on the lower adjusting seat outer rim in the bosom, and its centre has the cylinder of a hollow, and the inwall of its cylinder has the longitudinal groove of a symmetry, with the oily path as oil hydraulic cylinder; Above-mentioned member is from top to bottom assembling in order, and be arranged on the end of oil hydraulic cylinder, when user's turn regulating ring, fixture block in the regulating ring drives the ratchet protuberance of dirivig member, drive upper adjusting seat again, so that the circular groove path changing between upper adjusting seat and the lower adjusting seat, to regulate the pressure of this oil hydraulic cylinder as non-section type; Have a hole in the two symmetrical semicircle housings of regulating ring, can insert a spring in its hole and hold a steel ball, its steel ball can hold in the shrinkage pool that is positioned in conjunction with the set circular row shrinkage pool of cylinder end face, so that regulating ring has the location sense when turn.
For structural design of the present utility model and characteristics thereof, existing with by the following specific embodiments and cooperate relevant accompanying drawing to be described in detail, wherein:
Fig. 1 is the three-dimensional view of the utility model structure;
Fig. 2 is the STRUCTURE DECOMPOSITION schematic representation of adjustment seat of the present utility model;
Fig. 3 is the sectional view of the utility model structure;
Fig. 4 is the pressure adjustment state figure in expression the utility model adjustment seat.
As shown in Figure 1, its expression stereochemical structure of not having section regulating type oil hydraulic cylinder of the present utility model, the two ends of its oil hydraulic cylinder urceolus 3 are combined with a pivot end 1 and a fixed end 4 respectively, are provided with an adjustment seat 2 between oil hydraulic cylinder urceolus 3 and the pivot end 1.By the adjusting of adjustment seat 2, its pressure of making non-section type is regulated.The mode of its adjustment is to regulate the pressure of oil hydraulic cylinder in rotary manner.And the outer ring of adjustment seat 2 is provided with section (for example 1-10) and indicates with respect to the arrow sign place of urceolus 3, so that the user when regulating, is known the section of its pressure.
See also shown in Figure 2, the non-section type of its expression the utility model oil hydraulic cylinder is adjusted the three-dimensional exploded view of structure adjustment seat, but its structure includes a turn regulating ring by semicircle housing 211,212 be combined intos of two symmetries, in conjunction with cylinder 23, a dirivig member 24, an oil sealing 25, a upper adjusting seat 26 and a lower adjusting seat 27.With upper member is from top to bottom to combine in order, and is arranged between oil hydraulic cylinder pivot end and the oil hydraulic cylinder urceolus, does not regulate the pressure of oil hydraulic cylinder by the turn adjustment seat there to be the section regulative mode for the user.
In the structure of regulating ring, wherein respectively be provided with a fixture block 213 in each semicircle housing 211,212.In conjunction with cylinder 23 is to be a hollow column, and its central authorities have a center hole.The external diameter of dirivig member 24 just can be placed in conjunction with in the cylinder 23, the fixture block 241 that its bottom has two symmetries, stretch out center hole and convex with a ratchet protuberance 242 in conjunction with cylinder 23 in the central position of dirivig member, the central authorities of ratchet protuberance 242 are provided with a central through bore in addition, pass for the operating bar of oil hydraulic cylinder.The apical margin of upper adjusting seat 26 has corresponding recess 261, and is engageable in the fixture block 241 of dirivig member 24 bottoms, has in addition a longitudinal hole 262 in upper adjusting seat 26, with interior pipe that oil hydraulic cylinder is provided and the oily passage between the outer tube.The ring limit of lower adjusting seat 27 is provided with a level and smooth circular groove from shallow to deep 271, and be communicated in a longitudinal groove 272 that is formed on lower adjusting seat 27 outer rims in the bosom, the centre of upper adjusting seat 27 has the cylinder of a hollow, and the longitudinal groove 273 that has a symmetry on the inwall of cylinder is with the oily path as oil hydraulic cylinder.
Outer shroud at upper adjusting seat 26 is provided with an oil sealing 25 in addition, with stopping as oil in the oil hydraulic cylinder.The situation that regulating ring is assembled on the oil hydraulic cylinder can be shown in Figure 3 as sectional view, and the urceolus 3 of oil hydraulic cylinder and inner core 5 are to be combined on the lower adjusting seat 27, and under this combination, the user can regulate the pressure of operating bar 6 by turn regulating ring 2.
When user's turn regulating ring 2, the fixture block in the regulating ring drives the ratchet protuberance of dirivig member, drives upper adjusting seat again, so that the circular groove path changing between upper adjusting seat and the lower adjusting seat is regulated the pressure of oil hydraulic cylinder to form non-section type.
In preferred embodiment of the present utility model, in the two symmetrical semicircle housings 211,212 of regulating ring, respectively has a hole 214(as shown in Figure 3), can insert a spring in the hole and hold a steel ball 215, steel ball can hold in the wherein shrinkage pool that is positioned at the circular row shrinkage pool 231 that is provided with in conjunction with cylinder 23 end faces, so that regulating ring when being subjected to turn, has the location sense.
In order to make the user can know the act pressure of its oil hydraulic cylinder when regulating oil hydraulic cylinder, so be marked with the section indication of 1-12 in the outer ring of regulating ring, the user can learn the pressure size of oil hydraulic cylinder according to figure denote when the turn regulating ring.From shallow to deep the depth relation of circular groove is shown among Fig. 4 in the size of its figure denote and the lower adjusting seat, and promptly in the position of reference numerals 1, its circular groove is the darkest, so pressure minimum of oil hydraulic cylinder, and in the position of reference numerals 12, its circular groove is the most shallow, the pressure maximum of oil hydraulic cylinder.
When operating bar 6 was subjected to user's drawing, the interior oil of the interior pipe 5 of oil hydraulic cylinder will be flow through by the longitudinal groove 273 between lower adjusting seat 27 and the operating bar 6, and order is flow in the outer tube 3 by the longitudinal groove 272 of the through hole 262 of upper adjusting seat 26, lower adjusting seat 27 outer rims again.
And when operating bar 6 was promoted by the user, the oil in the outer tube 3 of oil hydraulic cylinder was managed in 5 in will being flowed into by the through hole in the piston seat 7 that is combined in operating bar 6 ends 71.
In sum, the utility model provides a kind of oil hydraulic cylinder that has the novel structure design and have the non-section type adjustment of fine use value.
Claims (2)
1, a kind of oil hydraulic cylinder structure of non-section type adjustment, it is to be provided with an adjustment seat between the stack shell of this oil hydraulic cylinder and pivot end, regulates with the non-section type as this oil hydraulic cylinder pressure, it is characterized in that the structure of this adjustment seat comprises:
One regulating ring, it is by two symmetrical semicircle housing be combined intos, in order to coating in conjunction with cylinder, and provides the usefulness of user's turn, to regulate the pressure of oil hydraulic cylinder, respectively has a fixture block in described each semicircle housing;
One in conjunction with cylinder, and it is to be a hollow shape cylinder, and its central authorities have a center hole;
One dirivig member, its external diameter just can be contained in described in conjunction with in the cylinder, the fixture block that its bottom has two symmetries, and convex with a ratchet protuberance and stretch out this center hole in conjunction with cylinder in the central position of dirivig member, ratchet protuberance central authorities have a central through bore in addition, pass for the operating bar of oil hydraulic cylinder;
One upper adjusting seat, its apical margin is provided with corresponding recess, and is engageable in the fixture block of dirivig member bottom, has a longitudinal hole in addition on upper adjusting seat, so that the oily passage between the pipe and outer tube in the oil hydraulic cylinder to be provided;
One lower adjusting seat, its ring limit is provided with a level and smooth circular groove, and is communicated in a longitudinal groove that is formed on the lower adjusting seat outer rim in the bosom, and its centre has the cylinder of a hollow, and the inwall of its cylinder has the longitudinal groove of a symmetry, with the oily path as oil hydraulic cylinder;
Above-mentioned member is from top to bottom assembling in order, and be arranged on the end of oil hydraulic cylinder, during this regulating ring of user's turn, fixture block in the regulating ring drives the ratchet protuberance of dirivig member, drive upper adjusting seat again, so that the circular groove path changing between upper adjusting seat and the lower adjusting seat, to regulate the pressure of this oil hydraulic cylinder as non-section type.
2, the oil hydraulic cylinder structure of non-section type adjustment as claimed in claim 1, it is characterized in that, has a hole in the two symmetrical semicircle housings of regulating ring, can insert a spring in its hole and hold a steel ball, its steel ball can hold in the shrinkage pool that is positioned in conjunction with the set circular row shrinkage pool of cylinder end face, so that this regulating ring has the location sense when turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93201098 CN2151295Y (en) | 1993-01-07 | 1993-01-07 | Hydraulic cylinder structure without segment adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93201098 CN2151295Y (en) | 1993-01-07 | 1993-01-07 | Hydraulic cylinder structure without segment adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2151295Y true CN2151295Y (en) | 1993-12-29 |
Family
ID=33785691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93201098 Expired - Fee Related CN2151295Y (en) | 1993-01-07 | 1993-01-07 | Hydraulic cylinder structure without segment adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2151295Y (en) |
-
1993
- 1993-01-07 CN CN 93201098 patent/CN2151295Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |