CN205155419U - Removable hose nipple - Google Patents
Removable hose nipple Download PDFInfo
- Publication number
- CN205155419U CN205155419U CN201520914624.4U CN201520914624U CN205155419U CN 205155419 U CN205155419 U CN 205155419U CN 201520914624 U CN201520914624 U CN 201520914624U CN 205155419 U CN205155419 U CN 205155419U
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- CN
- China
- Prior art keywords
- cylindrical section
- closely
- pitched
- section
- fuse
- Prior art date
- 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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- Joints That Cut Off Fluids, And Hose Joints (AREA)
Abstract
The utility model provides a removable hose nipple, including core and sleeve, the afterbody of the surface of core is equipped with the crescent first cylindrical section of sectional external diameter, first round conic section, thin tooth circle conic section, first thin tooth cylindrical section in proper order, the head of telescopic hole is equipped with the thin tooth cylindrical section of second, coarse thread cylindrical section in proper order, the first thin tooth cylindrical section of core with the thin tooth cylindrical section spiro union of telescopic second, first cylindrical section, first round conic section, thin tooth circle conic section and soft bore of pipe looks adaptation, the external diameter looks adaptation of coarse thread cylindrical section and hose. It is convenient fast that the removable hose nipple installation is dismantled.
Description
Technical field
The utility model relates to hose coupling technical field, particularly a kind of releasable hose joint.
Background technique
The hose package of the hydraulic pressure of current appearance is containing inner glue layer, process wire layer and outer glue-line three layers, and hose coupling is divided into fastening-pressing type and removable.Pigeonhole type hose joint when mounted, first by the jacket casing in joint outside flexible pipe, then the fuse in joint is inserted in flexible pipe, sleeve is screwed on fuse, finally the flexible pipe of cover upper connection is placed in buckle machine and carries out pressing, after adopting flexible pipe in this way and joint pressing, joint cannot dismounting and change, can not reuse.
Publication number is that the Chinese invention patent of CN202252502U discloses a kind of detachable rubber hose assembly parts being convenient to safeguard, comprise Taper Pipe joint, rubber hose, safe tube clamp and clip four part, described Taper Pipe joint is inserted in the endoporus of rubber hose, described safe tube clamp is installed on the fitting area of rubber hose and Taper Pipe joint by bolt, and described clip is also installed on the fitting area of rubber hose and Taper Pipe joint by bolt.Although rubber hose be fixed on Taper Pipe joint by safe tube clamp and clip, Security is high, and required Component are too many, and installation process more complicated, in the more difficult insertion rubber hose of Taper Pipe joint.
Model utility content
Technical problem to be solved in the utility model is: provide a kind of installing/dismounting releasable hose joint easily.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of releasable hose joint, comprise fuse and sleeve, the afterbody of the outer surface of described fuse is provided with the first cylindrical section, the first conical section, closely-pitched conical section, the first closely-pitched cylindrical section that cross-sectional outer diameter increases gradually successively, the head of the endoporus of described sleeve is provided with the second closely-pitched cylindrical section, coarse thread cylindrical section successively, first closely-pitched cylindrical section of described fuse and the second closely-pitched cylindrical section of described sleeve are spirally connected, the internal diameter of described first cylindrical section, the first conical section, closely-pitched conical section and flexible pipe is suitable, and the external diameter of described coarse thread cylindrical section and flexible pipe is suitable.
Further, the tail end face of described fuse and the joint of described first cylindrical section are set to fillet.
Further, the length sum of the first cylindrical section of described fuse, the first conical section, closely-pitched conical section, the first closely-pitched cylindrical section is less than or equal to the overall length of described sleeve.
Further, the closely-pitched conical section of described fuse and the length ratio of the first conical section are between 2:5 and 1:1.
Further, the closely-pitched conical section of described fuse and the length ratio of the first conical section are 3:5.
Further, the length of the first cylindrical section of described fuse is more than or equal to 3mm.
Further, be also provided with the second cylindrical section between the second closely-pitched cylindrical section of the endoporus of described sleeve and coarse thread cylindrical section, the diameter of described second cylindrical section is greater than the large footpath of described coarse thread cylindrical section.
Further, the length of the first closely-pitched cylindrical section of described fuse is more than or equal to the length of the second closely-pitched cylindrical section of described sleeve, is less than or equal to the second closely-pitched cylindrical section of described sleeve and the length sum of the second cylindrical section simultaneously.
Further, the afterbody of the endoporus of described sleeve is provided with the second conical section be connected with described coarse thread cylindrical section, and along the direction of sleeve from head to afterbody, the diameter of described second conical section increases gradually.
Further, the screw thread on the second closely-pitched cylindrical section of described sleeve is contrary with the thread rotary orientation on coarse thread cylindrical section.
The beneficial effects of the utility model are: make fuse insert in flexible pipe by the first cylindrical section of fuse afterbody, make tube socket on fuse by the first conical section of fuse, make flexible pipe be tightly placed on fuse by the closely-pitched conical section of fuse, realize being spirally connected of fuse and sleeve by the threaded of the first closely-pitched cylindrical section of fuse and the second closely-pitched cylindrical section of sleeve; By the coarse thread cylindrical section of sleeve by the external diameter extrusion-deformation of flexible pipe, the closely-pitched conical section of fuse is by the internal diameter of flexible pipe support large deformation simultaneously, realize sleeve and flexible pipe clamps by fuse, the outer glue-line of flexible pipe and process wire layer some be embedded in coarse thread groove, flexible pipe inner glue layer some be embedded in fine thread groove, thus joint is connected with flexible pipe closely, sealing is strong, and tension and compressive strength good, also can realize the quick separating of joint and flexible pipe by sleeve and being spirally connected of fuse simultaneously, installing/dismounting simple operation, joint structure is firmly reasonable.
Accompanying drawing explanation
Fig. 1 is the structural representation that the releasable hose joint of the utility model embodiment is connected with flexible pipe;
Fig. 2 be the fuse of the utility model embodiment partly cut open front view;
Fig. 3 be the sleeve of the utility model embodiment partly cut open front view;
Fig. 4 is the left view of the sleeve of the utility model embodiment.
Label declaration:
1, fuse; 2, sleeve; 3, flexible pipe;
11, the first cylindrical section; 12, the first conical section; 13, closely-pitched conical section; 14, the first closely-pitched cylindrical section;
21, the second closely-pitched cylindrical section; 22, the second cylindrical section; 23, coarse thread cylindrical section; 24, the second conical section; 25, square-section section.
Embodiment
By describing technology contents of the present utility model in detail, realized object and effect, accompanying drawing is coordinated to be explained below in conjunction with mode of execution.
The design of the utility model most critical is: joint comprises sleeve and fuse, realize flexible pipe to be socketed in fast on fuse by the first cylindrical section that fuse is arranged, the first conical section, closely-pitched conical section, the first closely-pitched cylindrical section, realize joint and be connected and dismounting with the quick of flexible pipe.
Please refer to Fig. 1 to Fig. 4, a kind of releasable hose joint, comprise fuse 1 and sleeve 2, the afterbody of the outer surface of described fuse 1 is provided with the first cylindrical section 11 that cross-sectional outer diameter increases gradually successively, first conical section 12, closely-pitched conical section 13, first closely-pitched cylindrical section 14, the head of the endoporus of described sleeve 2 is provided with the second closely-pitched cylindrical section 21 successively, coarse thread cylindrical section 23, first closely-pitched cylindrical section 14 of described fuse 1 is spirally connected with the second closely-pitched cylindrical section 21 of described sleeve 2, described first cylindrical section 11, first conical section 12, closely-pitched conical section 13 is suitable with the internal diameter of flexible pipe 3, described coarse thread cylindrical section 23 is suitable with the external diameter of flexible pipe 3.
Further, the tail end face of described fuse 1 and the joint of described first cylindrical section 11 are set to fillet.
Seen from the above description, the tail end face of described fuse 1 and the joint of described first cylindrical section 11 are set to fillet, can prevent fuse 1 from being cut by the inwall of flexible pipe 3, affect the sealability of flexible pipe 3 and joint.
Further, the first cylindrical section 11, first conical section 12 of described fuse 1, the length sum of closely-pitched conical section 13, first closely-pitched cylindrical section 14 are less than or equal to the overall length of described sleeve 2.
Seen from the above description, the pulsed that flexible pipe 3 can be subject to fluid in the process used is impacted, if the pressure ratio of fluid is larger, then the impact force that is subject to of flexible pipe 3 is larger, first cylindrical section 11 of described fuse 1, first conical section 12, closely-pitched conical section 13, the length sum of the first closely-pitched cylindrical section 14 is less than or equal to the overall length of described sleeve 2, then flexible pipe 3 is when being subject to fluid pulse formula and impacting, flexible pipe 3 can be subject to the restriction of sleeve 2 inwall in the swing at fuse 1 afterbody place, therefore when flexible pipe 3 is subject to the impact force of fluid, effectively can reduce the amplitude that flexible pipe 3 waves, the friction of effective reduction flexible pipe 3 and fuse 1 afterbody, improve the sealing life between flexible pipe 3 and joint.
Further, the closely-pitched conical section 13 of described fuse 1 and the length ratio of the first conical section 12 are between 2:5 and 1:1.
Seen from the above description, interference fit between the closely-pitched conical section 13 of fuse 1 and flexible pipe 3 internal diameter, flexible pipe 3 is locked in closely-pitched conical section 13 when deforming, transition fit or interference fit between first conical section 12 and flexible pipe 3 internal diameter, be inserted in fuse 1 to flexible pipe 3 to play the guiding role, the length of closely-pitched conical section 13 determines the length of fitting surface between fuse 1 and flexible pipe 3, the length of the first conical section 12 can affect positional accuracy and speed that flexible pipe 3 is inserted in closely-pitched conical section 13, the closely-pitched conical section 13 of described fuse 1 and the length ratio of the first conical section 12 are between 2:5 and 1:1, while guarantee flexible pipe 3 is inserted in the accuracy of fuse 1 afterbody, ensure flexible pipe 3 and the tightness be connected between fuse 1.
Further, the closely-pitched conical section 13 of described fuse 1 and the length ratio of the first conical section 12 are 3:5.
Seen from the above description, the closely-pitched conical section 13 of described fuse 1 and the length ratio of the first conical section 12 are 3:5, flexible pipe 3 can be made to be inserted in closely-pitched conical section 13 from the first conical section 12 fuse 1 fast and accurately, to ensure fuse 1 and the tightness be connected between flexible pipe 3 simultaneously.
Further, the length of the first cylindrical section 11 of described fuse 1 is more than or equal to 3mm.
Seen from the above description, Spielpassung or transition fit between first cylindrical section 11 of fuse 1 and the internal diameter of flexible pipe 3, first cylindrical section 11 of fuse 1 is to make flexible pipe 3 be enclosed within fuse 1, the first conical section 12 flexible pipe 3 being socketed in fuse 1 plays preparation effect, flexible pipe 3 is inserted in the process of fuse 1 afterbody more laborsaving.
Further, be also provided with the second cylindrical section 22 between the second closely-pitched cylindrical section 21 of the endoporus of described sleeve 2 and coarse thread cylindrical section 23, the diameter of described second cylindrical section 22 is greater than the large footpath of described coarse thread cylindrical section 23.
Seen from the above description, flexible pipe 3 is between the coarse thread cylindrical section 23 and the closely-pitched conical section 13 of fuse 1 of sleeve 2, flexible pipe 3 internal diameter is supportted large deformation by closely-pitched, flexible pipe 3 external diameter is by coarse thread extrusion-deformation, the second cylindrical section 22 on described sleeve 2 can be used for the amount of deformation depositing flexible pipe 3, the redundancy of flexible pipe 3 head that the coarse thread cylindrical section 23 that also can be used for compensating sleeve 2 causes with closely-pitched conical section 13 position difference in the longitudinal direction of fuse 1.
Further, the length of the first closely-pitched cylindrical section 14 of described fuse 1 is more than or equal to the length of the second closely-pitched cylindrical section 21 of described sleeve 2, is less than or equal to the second closely-pitched cylindrical section 21 of described sleeve 2 and the length sum of the second cylindrical section 22 simultaneously.
Seen from the above description, the length of the first closely-pitched cylindrical section 14 of described fuse 1 is more than or equal to the length of the second closely-pitched cylindrical section 21 of described sleeve 2, threaded between the first closely-pitched cylindrical section 14 of described fuse 1 and the second closely-pitched cylindrical section 21 of described sleeve 2 can be made as far as possible many, be less than or equal to the second closely-pitched cylindrical section 21 of described sleeve 2 and the length sum of the second cylindrical section 22 simultaneously, fuse 1 and sleeve 2 can be made to be spirally connected as far as possible laborsaving in process.
Further, the afterbody of the endoporus of described sleeve 2 is provided with the second conical section 24 be connected with described coarse thread cylindrical section 23, and along the direction of sleeve 2 from head to afterbody, the diameter of described second conical section 24 increases gradually.
Seen from the above description, the afterbody of sleeve 2 is provided with outwardly open second conical section 24, flexible pipe 3 can be made more easily to enter sleeve 2 in the process that sleeve 2 and flexible pipe 3 assemble, bear in fluid pulse impacts at flexible pipe 3 and play the effect stoping flexible pipe 3 rocking tendency excessive.
Further, the screw thread on the second closely-pitched cylindrical section 21 of described sleeve 2 is contrary with the thread rotary orientation on coarse thread cylindrical section 23.
Seen from the above description, in the process that joint and flexible pipe 3 assemble, first sleeve 2 is enclosed within flexible pipe 3 external diameter, then flexible pipe 3 is enclosed within the afterbody of fuse 1, finally sleeve 2 and fuse 1 are spirally connected and tighten, screw thread on second closely-pitched cylindrical section 21 of described sleeve 2 is contrary with the thread rotary orientation on coarse thread cylindrical section 23, sleeve 2 can be made to be connected fastening with flexible pipe 3, easy for installation, in the process preventing the first closely-pitched cylindrical section 14 of fuse 1 and the second closely-pitched cylindrical section 21 of sleeve 2 to be spirally connected, depart from sleeve 2 at the effect bottom hose 3 of the coarse thread cylindrical section 23 of sleeve 2, and come off from fuse 1.
Further, the outer surface of described sleeve 2 is provided with square-section section 25.
Seen from the above description, be provided with square-section section 25 on an outer surface of the sleeve 2, can conveniently with wrench operated, sleeve 2 and fuse 1 be tightened, simple operation.
Please refer to Fig. 1 to Fig. 4, embodiment one of the present utility model is:
A kind of releasable hose joint, comprise fuse 1 and sleeve 2, the afterbody of the outer surface of described fuse 1 is provided with the first cylindrical section 11 that cross-sectional outer diameter increases gradually successively, first conical section 12, closely-pitched conical section 13, first closely-pitched cylindrical section 14, the head of the endoporus of described sleeve 2 is provided with the second closely-pitched cylindrical section 21 successively, coarse thread cylindrical section 23, first closely-pitched cylindrical section 14 of described fuse 1 is spirally connected with the second closely-pitched cylindrical section 21 of described sleeve 2, described first cylindrical section 11, first conical section 12, closely-pitched conical section 13 is suitable with the internal diameter of flexible pipe 3, described coarse thread cylindrical section 23 is suitable with the external diameter of flexible pipe 3, screw thread on second closely-pitched cylindrical section 21 of described sleeve 2 is contrary with the thread rotary orientation on coarse thread cylindrical section 23.
Also be provided with the second cylindrical section 22 between second closely-pitched cylindrical section 21 of the endoporus of described sleeve 2 and coarse thread cylindrical section 23, the diameter of described second cylindrical section 22 is greater than the large footpath of described coarse thread cylindrical section 23; The length of the first closely-pitched cylindrical section 14 of described fuse 1 is more than or equal to the length of the second closely-pitched cylindrical section 21 of described sleeve 2, is less than or equal to the second closely-pitched cylindrical section 21 of described sleeve 2 and the length sum of the second cylindrical section 22 simultaneously.
The tail end face of described fuse 1 and the joint of described first cylindrical section 11 are set to fillet; First cylindrical section 11, first conical section 12 of described fuse 1, the length sum of closely-pitched conical section 13, first closely-pitched cylindrical section 14 are less than or equal to the overall length of described sleeve 2; The closely-pitched conical section 13 of described fuse 1 and the length ratio of the first conical section 12 are 3:5; The length of the first cylindrical section 11 of described fuse 1 is more than or equal to 3mm; The maximum outside diameter of the closely-pitched conical section 13 of described fuse 1 approximates flexible pipe 3 internal diameter and adds 3mm, makes flexible pipe 3 have sufficient amount of deformation, ensures the tightness that flexible pipe 3 is connected with fuse 1.
The afterbody of the endoporus of described sleeve 2 is provided with the second conical section 24 be connected with described coarse thread cylindrical section 23, and along the direction of sleeve 2 from head to afterbody, the diameter of described second conical section 24 increases gradually; The outer surface of described sleeve 2 is provided with square-section section 25.
The head of described fuse 1 is provided with outside thread or internal thread and seal ring, for being connected with peripheral apparatus, and ensures tightness and sealing.
In the process that joint and flexible pipe 3 assemble, first sleeve 2 is enclosed within flexible pipe 3 external diameter, then flexible pipe 3 is socketed on fuse 1 through the first cylindrical section 11, first conical section 12 of fuse 1 afterbody, closely-pitched conical section 13 successively, flexible pipe 3 internal diameter is extruded distortion under the closely-pitched conical section 13 of fuse 1 and/or the effect of the first conical section 12 simultaneously, finally be spirally connected with the first closely-pitched cylindrical section 14 of fuse 1 by the second closely-pitched cylindrical section 21 of sleeve 2 and tighten, flexible pipe 3 external diameter is extruded distortion under the effect of the coarse thread cylindrical section 23 of sleeve 2 simultaneously.
Pulse test is done after joint and flexible pipe 3 assemble, specific as follows:
(1) internal diameter of flexible pipe 3 is 12mm, external diameter is 16mm, first cylindrical section 11, first conical section 12 of fuse 1 afterbody, the overall length of closely-pitched conical section 13, first closely-pitched cylindrical section 14 are 56mm, the overall length of sleeve 2 is 56mm, test in the enterprising horizontal pulse of impulse testing machine after flexible pipe 3 and joint assemble, wherein pulsating pressure is 42.5MPa, and pulse frequency is 0.5Hz, ambient temperature-0.4 DEG C, setting pulse number is 760000 times.
Complete after 760000 subpulse tests through impulse testing machine, flexible pipe 3 does not break, and the sealing between flexible pipe 3 and joint is still intact.
(2) internal diameter of flexible pipe 3 is 16mm, external diameter is 20mm, first cylindrical section 11, first conical section 12 of fuse 1 afterbody, the overall length of closely-pitched conical section 13, first closely-pitched cylindrical section 14 are 59mm, the overall length of sleeve 2 is 59mm, test in the enterprising horizontal pulse of impulse testing machine after flexible pipe 3 and joint assemble, wherein pulsating pressure is 22.5MPa, and pulse frequency is 0.7Hz, ambient temperature-0.4 DEG C, setting pulse number is 750000 times.
Complete after 750000 subpulse tests through impulse testing machine, flexible pipe 3 does not break, and the sealing between flexible pipe 3 and joint is still intact.
In sum, the releasable hose joint that the utility model provides, by the first cylindrical section 11 of fuse 1, first conical section 12, closely-pitched conical section 13 realizes flexible pipe 3 and is inserted in fuse 1 afterbody quickly and accurately, error compensation when fuse 1 coordinates with sleeve 2 on length direction is realized by the second cylindrical section 22 of sleeve 2, simultaneously for storing the extrusion deformation degree of flexible pipe 3 itself, realizing sleeve 2 by the second conical section 24 of sleeve 2 is enclosed within flexible pipe 3 fast, tightening of sleeve 2 and fuse 1 is realized by being spirally connected of the first closely-pitched cylindrical section 14 of fuse 1 and the second closely-pitched cylindrical section 21 of sleeve 2, realize being fastenedly connected of joint and fuse 1 simultaneously, impact resistance in flexible pipe 3 using process is ensured by the length relation of fuse 1 afterbody and sleeve 2, the convenience of sleeve 2 installation is realized by the square-section section 25 of sleeve 2, described releasable hose 3 joint structure is reasonable, installing/dismounting is convenient, sealing is strong.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalents utilizing the utility model specification and accompanying drawing content to do; or be directly or indirectly used in relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a releasable hose joint, it is characterized in that, comprise fuse and sleeve, the afterbody of the outer surface of described fuse is provided with the first cylindrical section that cross-sectional outer diameter increases gradually successively, first conical section, closely-pitched conical section, first closely-pitched cylindrical section, the head of the endoporus of described sleeve is provided with the second closely-pitched cylindrical section successively, coarse thread cylindrical section, first closely-pitched cylindrical section of described fuse and the second closely-pitched cylindrical section of described sleeve are spirally connected, described first cylindrical section, first conical section, the internal diameter of closely-pitched conical section and flexible pipe is suitable, the external diameter of described coarse thread cylindrical section and flexible pipe is suitable.
2. releasable hose joint according to claim 1, is characterized in that, the tail end face of described fuse and the joint of described first cylindrical section are set to fillet.
3. releasable hose joint according to claim 1, is characterized in that, the length sum of the first cylindrical section of described fuse, the first conical section, closely-pitched conical section, the first closely-pitched cylindrical section is less than or equal to the overall length of described sleeve.
4. releasable hose joint according to claim 1, is characterized in that, the closely-pitched conical section of described fuse and the length ratio of the first conical section are between 2:5 and 1:1.
5. releasable hose joint according to claim 4, is characterized in that, the closely-pitched conical section of described fuse and the length ratio of the first conical section are 3:5.
6. releasable hose joint according to claim 1, is characterized in that, the length of the first cylindrical section of described fuse is more than or equal to 3mm.
7. releasable hose joint according to claim 1, is characterized in that, is also provided with the second cylindrical section between the second closely-pitched cylindrical section of the endoporus of described sleeve and coarse thread cylindrical section, and the diameter of described second cylindrical section is greater than the large footpath of described coarse thread cylindrical section.
8. releasable hose joint according to claim 7, it is characterized in that, the length of the first closely-pitched cylindrical section of described fuse is more than or equal to the length of the second closely-pitched cylindrical section of described sleeve, is less than or equal to the second closely-pitched cylindrical section of described sleeve and the length sum of the second cylindrical section simultaneously.
9. releasable hose joint according to claim 1, it is characterized in that, the afterbody of the endoporus of described sleeve is provided with the second conical section be connected with described coarse thread cylindrical section, and along the direction of sleeve from head to afterbody, the diameter of described second conical section increases gradually.
10. releasable hose joint according to claim 1, is characterized in that, the screw thread on the second closely-pitched cylindrical section of described sleeve is contrary with the thread rotary orientation on coarse thread cylindrical section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520914624.4U CN205155419U (en) | 2015-11-17 | 2015-11-17 | Removable hose nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520914624.4U CN205155419U (en) | 2015-11-17 | 2015-11-17 | Removable hose nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205155419U true CN205155419U (en) | 2016-04-13 |
Family
ID=55691111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520914624.4U Expired - Fee Related CN205155419U (en) | 2015-11-17 | 2015-11-17 | Removable hose nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205155419U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276316A (en) * | 2015-11-17 | 2016-01-27 | 三明利源达液压制造有限公司 | Detachable hose connector |
| CN108525103A (en) * | 2017-03-06 | 2018-09-14 | 迈得医疗工业设备股份有限公司 | The manufacturing method of hose and hose |
-
2015
- 2015-11-17 CN CN201520914624.4U patent/CN205155419U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276316A (en) * | 2015-11-17 | 2016-01-27 | 三明利源达液压制造有限公司 | Detachable hose connector |
| CN108525103A (en) * | 2017-03-06 | 2018-09-14 | 迈得医疗工业设备股份有限公司 | The manufacturing method of hose and hose |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20181117 |