CN105114390A - Feeding oil cylinder device for core drill - Google Patents
Feeding oil cylinder device for core drill Download PDFInfo
- Publication number
- CN105114390A CN105114390A CN201510512116.8A CN201510512116A CN105114390A CN 105114390 A CN105114390 A CN 105114390A CN 201510512116 A CN201510512116 A CN 201510512116A CN 105114390 A CN105114390 A CN 105114390A
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- China
- Prior art keywords
- ring
- guide sleeve
- piston
- piston rod
- fixed
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Abstract
The invention discloses a feeding oil cylinder device for a core drill. The feeding oil cylinder device comprises a piston rod, a piston fixed at the bottom end of the piston rod and a cylinder barrel assembly sleeving the outer side of the piston, wherein a guide sleeve is fixed at an opening in the upper end of the cylinder barrel assembly; a shaft elastic check ring, a stop ring, a hole clamping key and a first O-shaped ring are arranged on the outer surface of the guide sleeve in sequence from top to bottom; a dustproof ring, a supporting ring, a shaft sealing ring and a step seal are arranged on the inner surface of the guide sleeve in sequence from top to bottom. By arrangement of multiple sealing structures, leakage of hydraulic oil from the oil cylinder device, which is caused by up-and-down sliding or temperature change of the environment is avoided, and the sealing property in the cylinder barrel assembly is effectively guaranteed; furthermore, the feeding oil cylinder device is high in pressure, long in stroke, high in technical adaptability and convenient to mount and dismount.
Description
Technical field
The invention belongs to rock-core borer field, feed cylinder apparatus particularly for rock-core borer.
Background technique
Feeding mechanism is one of main actuator of hydraulic drill rig, and the quality of its performance directly affects the performance of drilling rig technique performance.Prior art to feed cylinder apparatus stroke short, install complicated, hydraulic oil such as easily to leak at the unfavorable factor.Particularly in this structure of sealing, due to moving up and down of piston rod, piston rod surface can adhere to certain foreign material, and hydraulic oil also can be attached on piston rod surface, on the one hand, easily causes hydraulic oil pollution, cause driving insensitive, on the other hand, easily cause hydraulic fluid leak.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, there is provided a kind of and feed cylinder apparatus for rock-core borer, should by the multiple sealing configuration arranged, avoid cylinder apparatus because to slide up and down or the temperature variation of environment causes hydraulic fluid leak, effectively ensure that the sealing in cylinder assembly; And it is large to have pressure, and stroke is long, Technological adaptability is strong, and installation and removal are convenient, solve prior art to feed cylinder apparatus stroke short, the problems such as complicated, easy leakage are installed.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
The present invention feeds cylinder apparatus, the cylinder assembly comprising piston rod, be fixed on the piston on piston rod bottom and be enclosed within outside piston for rock-core borer;
Described cylinder assembly upper end open is fixed with guide sleeve, and the outer surface of described guide sleeve is provided with circlip for shaft, baffle ring, hole card key and the first "O"-ring from top to bottom successively; The internal surface of described guide sleeve is provided with dust ring, support ring, axle seal ring and Si Te envelope from top to bottom successively;
The outer surface of described piston is provided with guide ring and hole " Yx " shape circle from top to bottom successively, and described piston interior surface is ladder surface, and described ladder surface coordinates with the axial plane of piston rod; The outer surface of described piston coordinates with the internal surface slipper seal of cylinder assembly;
Described piston rod bottom is a ladder shaft part, and the external axle sleeve of described ladder shaft part has the second "O"-ring, and the surface of contact of described piston rod and piston is bored by axial fluting and held Cock screw to fix; Described piston rod coordinates with the internal surface slipper seal of guide sleeve.
Further, described cylinder assembly is also provided with oil cylinder locknut, be fixed with filler opening base bottom described cylinder assembly, top is provided with oil outlet.
Further, described guide sleeve passing hole card key is fixed on cylinder assembly.
Further, described baffle ring is fixed on guide sleeve by circlip for shaft.
The present invention has following beneficial effect:
The multiple sealing configuration of the present invention by arranging, avoids cylinder apparatus because to slide up and down or the temperature variation of environment causes hydraulic fluid leak, effectively ensure that the sealing in cylinder assembly; And it is large to have pressure, and stroke is long, Technological adaptability is strong, and installation and removal are convenient.
Certainly, implement arbitrary product of the present invention might not need to reach above-described all advantages simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of the embodiment of the present invention, be briefly described describing the required accompanying drawing used to embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation that feed cylinder apparatus of the present invention for rock-core borer;
Wherein: 1-piston rod, 2-baffle ring, 3-hole card key, 4-guide sleeve, 5-cylinder assembly, 6-oil cylinder locknut, 7-piston, 8-dust ring, 9-support ring, 10-circlip for shaft, 11-axle seal ring, 12-first "O"-ring, 13-Si spy envelope, 14-second "O"-ring, 15-guide ring, 16-hole " Yx " shape circle, 17-fluting cone end Cock screw.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to shown in Fig. 1, the present invention feeds cylinder apparatus, the cylinder assembly 5 comprising piston rod 1, be fixed on the piston 7 on piston rod 1 bottom and be enclosed within outside piston 7 for rock-core borer;
Cylinder assembly 5 upper end open is fixed with guide sleeve 4, and the outer surface of guide sleeve 4 is provided with circlip for shaft 10, baffle ring 2, hole card key 3 and the first "O"-ring 12 from top to bottom successively; The internal surface of guide sleeve 4 is provided with dust ring 8, support ring 9, axle seal ring 11 and Si Te envelope 13 from top to bottom successively;
The outer surface of piston 7 is provided with guide ring 15 and hole " Yx " shape circle 16 from top to bottom successively, and piston 7 internal surface is ladder surface, and ladder surface coordinates with the axial plane of piston rod 1; The outer surface of piston 7 coordinates with the internal surface slipper seal of cylinder assembly 5;
Piston rod 1 bottom is a ladder shaft part, and the external axle sleeve of ladder shaft part has the second "O"-ring 14, and the surface of contact of piston rod 1 and piston 7 is bored by axial fluting and held Cock screw 17 to fix; Piston rod 1 coordinates with the internal surface slipper seal of guide sleeve 4.
Wherein, cylinder assembly 5 is also provided with oil cylinder locknut 6, be fixed with filler opening base bottom cylinder assembly 5, top is provided with oil outlet.
Wherein, guide sleeve 4 passing hole card key 3 is fixed on cylinder assembly 5.
Wherein, baffle ring 2 is fixed on guide sleeve 4 by circlip for shaft 10.
The multiple sealing configuration of structure of the present invention by arranging, structure such as first "O"-ring 12, second "O"-ring 14, dust ring 8, support ring 9, axle seal ring 11 and Si Te envelope 13 etc. is used for packed-piston bar 1 and cylinder assembly 5, avoids cylinder apparatus because to slide up and down or the temperature variation of environment causes hydraulic fluid leak.
The disclosed preferred embodiment of the present invention just sets forth the present invention for helping above.Preferred embodiment does not have all details of detailed descriptionthe, does not limit the embodiment that this invention is only described yet.Obviously, according to the content of this specification, can make many modifications and variations.This specification is chosen and is specifically described these embodiments, is to explain principle of the present invention and practical application better, thus makes art technician understand well and to utilize the present invention.The present invention is only subject to the restriction of claims and four corner and equivalent.
Claims (4)
1. feed cylinder apparatus for rock-core borer, it is characterized in that: comprise piston rod (1), be fixed on the piston (7) on piston rod (1) bottom and be enclosed within the cylinder assembly (5) in piston (7) outside;
Described cylinder assembly (5) upper end open is fixed with guide sleeve (4), and the outer surface of described guide sleeve (4) is provided with circlip for shaft (10), baffle ring (2), hole card key (3) and the first "O"-ring (12) from top to bottom successively; The internal surface of described guide sleeve (4) is provided with dust ring (8), support ring (9), axle seal ring (11) and this special envelope (13) from top to bottom successively;
The outer surface of described piston (7) is provided with guide ring (15) from top to bottom successively and (16) are enclosed with " Yx " shape in hole, described piston (7) internal surface is ladder surface, and described ladder surface coordinates with the axial plane of piston rod (1); The outer surface of described piston (7) coordinates with the internal surface slipper seal of cylinder assembly (5);
Described piston rod (1) bottom is a ladder shaft part, the external axle sleeve of described ladder shaft part has the second "O"-ring (14), and the surface of contact of described piston rod (1) and piston (7) is bored by axial fluting and held Cock screw (17) to fix; Described piston rod (1) coordinates with the internal surface slipper seal of guide sleeve (4).
2. according to claim 1ly feed cylinder apparatus for rock-core borer, it is characterized in that, described cylinder assembly (5) is also provided with oil cylinder locknut (6), described cylinder assembly (5) bottom is fixed with filler opening base, and top is provided with oil outlet.
3. according to claim 1ly feed cylinder apparatus for rock-core borer, it is characterized in that, described guide sleeve (4) passing hole card key (3) is fixed on cylinder assembly (5).
4. according to claim 1ly feed cylinder apparatus for rock-core borer, it is characterized in that, described baffle ring (2) is fixed on guide sleeve (4) by circlip for shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510512116.8A CN105114390A (en) | 2015-08-18 | 2015-08-18 | Feeding oil cylinder device for core drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510512116.8A CN105114390A (en) | 2015-08-18 | 2015-08-18 | Feeding oil cylinder device for core drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105114390A true CN105114390A (en) | 2015-12-02 |
Family
ID=54662462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510512116.8A Pending CN105114390A (en) | 2015-08-18 | 2015-08-18 | Feeding oil cylinder device for core drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105114390A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356901A (en) * | 2018-11-27 | 2019-02-19 | 安期生鑫茂（北京）矿山机械有限公司 | Hydraulic spring grease cup cylinder and application method for underground remote-controlled scraper acting trailer system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04211736A (en) * | 1990-03-21 | 1992-08-03 | Stabilus Gmbh | Lifting gear enabling locking in non-stage type |
| JP2002161903A (en) * | 2000-11-22 | 2002-06-07 | Smc Corp | Metallic sealing cylinder |
| CN2584955Y (en) * | 2002-11-28 | 2003-11-05 | 天地科技股份有限公司 | Sealing structure for piston and piston rod of pile and jack |
| CN201604492U (en) * | 2010-01-29 | 2010-10-13 | 湖南特力液压有限公司 | Suspension cylinder |
| CN201818585U (en) * | 2010-10-25 | 2011-05-04 | 潘井仁 | Conveniently-dismantled oil cylinder of hydraulic open-close device |
| CN102434672A (en) * | 2011-10-31 | 2012-05-02 | 湖南特力液压有限公司 | Hydraulic cylinder sealing structure |
-
2015
- 2015-08-18 CN CN201510512116.8A patent/CN105114390A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04211736A (en) * | 1990-03-21 | 1992-08-03 | Stabilus Gmbh | Lifting gear enabling locking in non-stage type |
| JP2002161903A (en) * | 2000-11-22 | 2002-06-07 | Smc Corp | Metallic sealing cylinder |
| CN2584955Y (en) * | 2002-11-28 | 2003-11-05 | 天地科技股份有限公司 | Sealing structure for piston and piston rod of pile and jack |
| CN201604492U (en) * | 2010-01-29 | 2010-10-13 | 湖南特力液压有限公司 | Suspension cylinder |
| CN201818585U (en) * | 2010-10-25 | 2011-05-04 | 潘井仁 | Conveniently-dismantled oil cylinder of hydraulic open-close device |
| CN102434672A (en) * | 2011-10-31 | 2012-05-02 | 湖南特力液压有限公司 | Hydraulic cylinder sealing structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356901A (en) * | 2018-11-27 | 2019-02-19 | 安期生鑫茂（北京）矿山机械有限公司 | Hydraulic spring grease cup cylinder and application method for underground remote-controlled scraper acting trailer system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151202 |