CN202708466U - Oil way protective pipe - Google Patents
Oil way protective pipe Download PDFInfo
- Publication number
- CN202708466U CN202708466U CN 201220318854 CN201220318854U CN202708466U CN 202708466 U CN202708466 U CN 202708466U CN 201220318854 CN201220318854 CN 201220318854 CN 201220318854 U CN201220318854 U CN 201220318854U CN 202708466 U CN202708466 U CN 202708466U
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- CN
- China
- Prior art keywords
- oil
- joints sleeve
- metal bellows
- protective tube
- pipe
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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 provides an oil way protective pipe, belongs to the technical field of pipe connection, and solves the problem of poor protective effect of the existing oil way protective pipes. The oil way protective pipe comprises an oil pipe and two oil pipe joints arranged at two ends of the oil pipe respectively, a metal bellows provided with a spiral trough on the surface is sleeved on the oil pipe, and ends of the metal bellows are fixedly connected with the oil pipe joints through adapter sleeves. Each adapter sleeve is provided with a spiral protruding first clamping portion on the inner surface, and when the adapter sleeve is fixedly connected with the metal bellows, the first clamping portion is placed in the trough; and one ends of the adapter sleeves are provided with second clamping portions which are fixedly connected with the oil pipe joints. The oil way protective pipe has the advantages of being high in arranging firmness degree, good in protective effect and the like.
Description
Technical field
The utility model belongs to the pipeline connection technology field, relates to a kind of protective tube, particularly a kind of oil circuit protective tube.
Background technique
The oil circuit protective tube of employed machine tool in the market; a kind of is directly by plastic tube or rubber leather hose two oil nozzles to be connected; this kind pipeline is not because the surface has protective measure very easily to be subject to friction, cutting etc. and causes oil line pipe to break, and working life is short, needs frequent.Alternative oil circuit protective tube is to establish spring protecting jacket at plastic tube or rubber peel pipe box, and the two ends of spring protecting jacket all are arranged with sleeve, under the effect of spring force, sleeve are resisted against on the oil connection.Because spring protecting jacket is to adopt metallic material to be made, and plastic tube and rubber leather hose are played a protective role, make its not with the foreign object direct friction, perhaps be subject to the cutting of sharp protrusion thing, prevent that plastic tubing or the rubber oil hose in the spring protecting sleeve from breaking.But the oil circuit of this kind spring protection; sleeve is pressed in the oil connection place by spring top; do not adopt the connecting means of machinery, installation strength is low, slightly has external force just the metal spring protecting jacket can be pulled open; make the oil circuit inner tube at sleeve and oil connection place be exposed to the outside; very easily be subject to friction, cutting etc., cause breaking of oil line pipe, the protection weak effect; thereby make precise decreasing or the damage of equipment, cause equipment not use continuously normally.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, and a kind of oil circuit protective tube that firm degree is high and protection is effective of installing is provided.
The purpose of this utility model can realize by following technical proposal: a kind of oil circuit protective tube; comprise an oil pipe and two oil connections; described oil connection lays respectively at the two ends of oil pipe; it is characterized in that; described oil pipe is arranged with the surface and has the twist metal bellows of trough; the end of described metal bellows is connected mutually by joints sleeve and oil connection; described joints sleeve internal surface has the twist inserted part one of projection; when joints sleeve is connected mutually with metal bellows; described inserted part one is arranged in trough, and an end of described joints sleeve has the inserted part two that is connected mutually with oil connection.
The oil pipe outside of this oil circuit protective tube is arranged with metal bellows; metal bellows separates oil pipe and the external world; oil pipe is shielded; protect effective; metal bellows energy elastic telescopic; the surface has spiral trough; the internal surface of joints sleeve has the twist inserted part one of projection; in the time of in metal bellows rotates into joints sleeve; inserted part one is arranged in trough, and metal bellows and joints sleeve are connected, in order to increase join strength between the two; can add adhesive in the joint, firmly degree is high.One end of joints sleeve also has the inserted part two that is connected by machinery with oil connection.By joints sleeve metal bellows is connected mutually with oil connection, oil connection again with machinery on oil nozzle be connected, make metal bellows be set in all the time the outside of oil pipe, protect effective.
In above-mentioned a kind of oil circuit protective tube, described inserted part two comprises the annular groove that is positioned at joints sleeve one end outer surface, the opening that joints sleeve one end is offered vertically, and the termination that has inclined guide surface outside the joints sleeve one end port.Inserted part two comprises groove, opening and termination, and groove is positioned at an end of joints sleeve ringwise, is used for the clamping oil connection; Offer an end of groove at joints sleeve and axially offer opening along it, opening blocks groove, and opening is at least two, and when the setting of opening made joints sleeve and oil connection clamping, joints sleeve is elastic shrinkage inwardly, makes things convenient for clamping; The termination is positioned at the groove outside, and its outside, end has the guide surface of inclination, and when joints sleeve and oil connection clamping, guide surface plays guiding to oil connection, makes it easy for installation, and the termination prevents from coming off after joints sleeve and the oil connection clamping.
In above-mentioned a kind of oil circuit protective tube, described opening is cross recess.Cross recess makes joints sleeve when sheathed oil connection, and the inside elastic shrinkage of joints sleeve is easier, and connected pipes joint and joints sleeve are convenient, laborsaving.
In above-mentioned a kind of oil circuit protective tube, the outer surface of described oil connection one end has outside thread, and the internal surface of the other end has collar in the form of a ring.Outside thread is used for being connected with oil nozzle on the machinery, and the groove of collar and inserted part two is complementary, and collar is slightly less than groove, and collar is stuck in the groove, and joints sleeve and oil connection are connected.
In above-mentioned a kind of oil circuit protective tube, has the inclined-plane that the guide surface with the termination is complementary on the described collar.Inclined-plane and guide surface are complementary, and when clamping, the inclined-plane of collar moves along guide surface, and the termination is inwardly shunk, and collar is crossed the termination, embed in the groove, and the termination elastic recovery is blocked collar, and joints sleeve and oil connection are connected mutually.
Compared with prior art, the oil circuit protective tube that provides of the utility model has the following advantages:
1, this oil circuit protective tube is arranged with metal bellows in the outside of whole oil pipe, protects effective.
2, this oil circuit protective tube is connected metal bellows and oil connection by joints sleeve, and after this oil circuit protective tube was installed on the equipment, metal bellows was set in the outside of oil pipe all the time, and firmly degree is high, protects effective.
Description of drawings
Fig. 1 is the overall structure schematic diagram of this oil circuit protective tube.
Fig. 2 is the partial sectional view of this oil circuit protective tube.
Fig. 3 is the overall structure schematic diagram of the joints sleeve of this oil circuit protective tube.
Among the figure, 1, oil pipe; 2, oil connection; 3, trough; 4, metal bellows; 5, joints sleeve; 6, the inserted part one; 7, the inserted part two; 8, groove; 9, opening; 10, guide surface; 11, termination; 12, outside thread; 13, collar; 14, inclined-plane.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
The oil circuit protective tube that the utility model provides is used for conveying and the protection of machine tool place fluid.As shown in Figure 1, 2, it comprises an oil pipe 1, two oil connections 2, metal bellows 4, joints sleeve 5.Oil pipe 1 is plastic flexible pipe, can be rubber hose etc. also, is the conveyance conduit of fluid.
Have the protective tube of the elastic telescopic of spiral trough 3 and crest but metal bellows 4 is surfaces, be set in the outside of oil pipe 1, oil pipe 1 is separated with the external world, oil pipe 1 is shielded.
As shown in Figure 3, joints sleeve 5 is component of connection metal bellows 4 and oil connection 2, the inboard of joints sleeve 5 has the twist inserted part 1 of projection, when metal bellows 4 rotates into joints sleeve 5 when interior, inserted part 1 is arranged in the trough 3 of metal bellows 4, the crest of metal bellows 4 is between two adjacent inserted parts 1, metal bellows 4 and joints sleeve 5 are connected mutually, in order to strengthen the intensity between joints sleeve 5 and the metal bellows 4, can add adhesive by between.The end that joints sleeve 5 is used for connected pipes joint 2 has inserted part 27, inserted part 27 comprises annular groove 8, the opening 9 and the termination 11 that are the cross flute profile, annular groove 8 is positioned at an end of joints sleeve 5 outer surfaces, and near the port, this port is axially arranged with opening 9 along joints sleeve 5, opening 9 is deep in the joints sleeve 5, and opening 9 blocks groove 8, the opening 9 of the joints sleeve 5 that the utility model provides has 4, being cross is arranged symmetrically with, it is termination 11 between the port of groove 8 and joints sleeve 5, the collar 13 that 11 pairs of terminations snap in the oil connection 2 of groove 8 plays a part fixing spacing, the outside, end of termination 11 has the guide surface 10 of inclination, guide surface 10 is complementary with the inclined-plane 14 of collar 13, when oil connection 2 is connected with joints sleeve 5, the inclined-plane 14 of collar 13 is resisted against the guide surface 10 of termination 11, extruding oil connection 2, the inclined-plane 14 of collar 13 is slided along guide surface 10, and termination 11 is squeezed, because the existence of opening 9, shrink to joints sleeve 5 axial centre termination 11, until crossing guide surface 10, collar 13 is connected in the groove 8, at this moment, and termination 11 elastic recoverys, collar 13 is fixing spacing in groove 8, joints sleeve 5 and oil connection 2 are connected mutually.
After this oil circuit protective tube is installed in the machine tool; oil connection 2 is connected with the oil nozzle of machine tool; metal bellows 4, joints sleeve 5 and oil connection 2 are connected mutually; metal bellows 4 and the machine tool machinery in oil pipe 1 outside are connected, and the intensity of installation is high, and metal bellows 4 can not be drawn out; all the time be positioned at the outside of oil pipe 1; protection oil pipe 1, the firm degree of metal bellows 4 installations is high, protects effective.
The oil circuit protective tube that the utility model provides also can use in the gas circuit of machinery.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as oil pipe 1, oil connection 2, trough 3, metal bellows 4, joints sleeve 5, inserted part 1, inserted part 27, groove 8, opening 9, guide surface 10, termination 11, outside thread 12, collar 13, inclined-plane 14, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (5)
1. oil circuit protective tube; comprise an oil pipe (1) and two oil connections (2); described oil connection (2) lays respectively at the two ends of oil pipe (1); it is characterized in that; described oil pipe (1) is arranged with the surface and has the twist metal bellows (4) of trough (3); the end of described metal bellows (4) is connected mutually by joints sleeve (5) and oil connection (2); described joints sleeve (5) internal surface has the twist inserted part one (6) of projection; joints sleeve (5) and metal bellows (4) are when being connected mutually; described inserted part one (6) is arranged in trough (3), and an end of described joints sleeve (5) has the inserted part two (7) that is connected mutually with oil connection (2).
2. a kind of oil circuit protective tube according to claim 1; it is characterized in that; described inserted part two (7) comprises the annular groove (8) that is positioned at joints sleeve (5) one end outer surfaces; the opening (9) that joints sleeve (5) one ends are offered vertically, and the outside, joints sleeve (5) one end ports has the termination (11) of inclined guide surface (10).
3. a kind of oil circuit protective tube according to claim 2 is characterized in that, described opening (9) is cross recess.
4. a kind of oil circuit protective tube according to claim 1 and 2 is characterized in that, the outer surface of described oil connection (2) one ends has outside thread (12), and the internal surface of the other end has collar (13) in the form of a ring.
5. a kind of oil circuit protective tube according to claim 4 is characterized in that, has the inclined-plane (14) that the guide surface (10) with termination (11) is complementary on the described collar (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220318854 CN202708466U (en) | 2012-06-30 | 2012-06-30 | Oil way protective pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220318854 CN202708466U (en) | 2012-06-30 | 2012-06-30 | Oil way protective pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202708466U true CN202708466U (en) | 2013-01-30 |
Family
ID=47588771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220318854 Expired - Fee Related CN202708466U (en) | 2012-06-30 | 2012-06-30 | Oil way protective pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202708466U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235555A (en) * | 2013-06-13 | 2014-12-24 | 苏州宝兴电线电缆有限公司 | Protective connecting device |
| CN107631111A (en) * | 2017-09-13 | 2018-01-26 | 重庆福发动力科技有限公司 | A kind of oil delivery tube of motorcycle with pooling feature connects |
| CN110185865A (en) * | 2019-06-24 | 2019-08-30 | 湖南格仑新材股份有限公司 | A kind of tube for fluid transfer road connection system |
-
2012
- 2012-06-30 CN CN 201220318854 patent/CN202708466U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235555A (en) * | 2013-06-13 | 2014-12-24 | 苏州宝兴电线电缆有限公司 | Protective connecting device |
| CN107631111A (en) * | 2017-09-13 | 2018-01-26 | 重庆福发动力科技有限公司 | A kind of oil delivery tube of motorcycle with pooling feature connects |
| CN107631111B (en) * | 2017-09-13 | 2023-08-15 | 浙江兆翔车业股份有限公司 | Motorcycle oil pipe joint with buffer function |
| CN110185865A (en) * | 2019-06-24 | 2019-08-30 | 湖南格仑新材股份有限公司 | A kind of tube for fluid transfer road connection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |