CN204554177U - Two section type safety quick joint structure - Google Patents
Two section type safety quick joint structure Download PDFInfo
- Publication number
- CN204554177U CN204554177U CN201520109378.5U CN201520109378U CN204554177U CN 204554177 U CN204554177 U CN 204554177U CN 201520109378 U CN201520109378 U CN 201520109378U CN 204554177 U CN204554177 U CN 204554177U
- Authority
- CN
- China
- Prior art keywords
- seat
- ring
- upper shield
- clip
- place
- 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
Links
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
A kind of two section type safety quick joint structure, comprises: a positioning seat, an air inlet system, a clip ring seat, a pushing clamping spring, a pushing tow ring seat shape, two ejector pins, two steel balls, a upper shield and a joint body, the two locating slot bottom end by this upper shield are respectively provided with one and are oblique cone shape and extend to the guiding face at this upper shield bottom surface place, and two fastening part ends of the clip dish of this clip ring seat are provided with one with the guiding face of each bottom end of two locating slots of this upper shield is corresponding plane of inclination, the guiding face of each bottom end of two locating slots of this upper shield is utilized to be convenient to be embedded for two fastening parts of the clip dish of this clip ring seat the two locating slot places being placed in this upper shield, when this pushing tow ring seat being exerted pressure for this upper shield and drives this pushing clamping spring to be elastic telescopic state, two locating slots of this upper shield are mobile status in two fastening part places of this clip dish, this upper shield is made to be activity bit shifting state, reach assembling fast and have the two section type safety quick joint of overall structure stability concurrently.
Description
Technical field
The utility model is about a kind of rapid pipe joint, and espespecially a kind of have the two section type safety quick joint assembled fast and have overall structure stability concurrently.
Background technique
Current rapid pipe joint is generally linking for pipeline and is provided with a body, one positioning seat, one valve seat and a frame, wherein this body be enclose a hollow cylinder and one end in order to be connected with an air compressor, this positioning seat to be screwed with the other end of this body and spaced surface is equipped with multiple cover apertured outside, a positioning bead is provided with in each cover apertured, this valve seat to be located in this body and to be provided with a suction port be connected with body interior, this frame is sheathed on the outer surface of this positioning seat movably and leans with each positioning bead, this frame is provided with a pushing clamping spring leant with this body in inside.
According to above-mentioned common structure, though current rapid pipe joint can provide the effect on a quick connecting pipe road, this body and this positioning seat then must carry out screwing togather assembling by current rapid pipe joint in time assembling, quite inconvenient, upper in assembling is a large drawback problem in fact, and is urgently improved.
Summary of the invention
The purpose of this utility model is: provide a kind of and have the two section type safety quick joint assembled fast and have overall structure stability concurrently.
For reaching above-mentioned purpose, a kind of two section type safety quick joint of the utility model structure, is made up of a positioning seat, an air inlet system, a clip ring seat, a pushing clamping spring, a pushing tow ring seat, two ejector pins, two steel balls, a upper shield and a joint body; It is characterized in that:
One positioning seat, is provided with a pivot end, and this pivot end is provided with one in step-like chamber, and forms an internal threaded regions in the inner peripheral surface of this chamber; And an extending end, be positioned at this pivot end the other end place, this extending end presented with polygon kenel, and be provided with one group of steel ball chute in opposite position in this extending end surface, and two groups of ejector pin slots in opposite position;
One air inlet system, is arranged at the chamber place of the pivot end of this positioning seat;
One clip ring seat, its centre is provided with a set of apertured, this cover apertured and the extending end of this positioning seat are corresponding kenel, this clipping ring cover for seat is made to be located at the extending end place of this positioning seat and to be spacing state, this clip ring seat is provided with a clip dish, and its outer circumferential face both sides place is provided with one group and is opposite position and outward extending fastening part; And a sheathed end, be positioned at this clip Pan Dingmianchu and in extending standing shape;
One pushing clamping spring, is sheathed on the sheathed end place of this clip ring seat;
One pushing tow ring seat, its centre is provided with a set of apertured, this cover apertured and the extending end of this positioning seat are corresponding kenel, this pushing tow ring seat is made to be sheathed on the extending end place of this positioning seat and to be spacing state, and be resisted against this pushing clamping spring place and be mobile status, this pushing tow ring seat is provided with a pushing tow dish, and it is corresponding steel ball catch that its end face place is provided with one group with two steel ball chutes of this positioning seat, and two groups is the ejector pin catch of opposite position with two ejector pin slots of this positioning seat; And a sheathed end, be positioned at this pushing tow and try to get to the heart of a matter face place and in extending standing shape;
Two ejector pins, are inserted in two ejector pin slots of this positioning seat and are resisted against the ejector pin catch place of this pushing tow ring seat, and preventing this pushing tow ring seat from being disengaged position;
Two steel balls, be arranged at this positioning seat two steel ball chutes and be resisted against this pushing tow ring seat steel ball catch place, and prevent this two steel ball from being disengaged position;
One upper shield, its centre is provided with a set of apertured, this cover apertured and the extending end of this positioning seat are corresponding kenel, and be provided with one group in this upper shield inner peripheral surface both sides place in opposite position and cave inward and two fastening parts of clip dish for this clip ring seat are embedded the locating slot of inserting, the clip dish of this upper shield and this clip ring seat, in being embedded stationary state, makes the extending end of this positioning seat, this clip ring seat, this pushing clamping spring, this pushing tow ring seat, this two ejector pin and this two steel ball all be built in place in this upper shield; And
One joint body, is provided with a binding end, and the outer circumferential face of this binding end forms an outside thread district; One dismounting end, in step-like and be positioned at this binding end one end place; And a connecting end, be positioned at this dismounting hold one end place and in extend projected state, outer circumferential face formation one and the internal threaded regions of the pivot end of this positioning seat of this connecting end are the outside thread district of screw lock state, and being provided with one in this connecting end in step-like chamber, this air inlet system is built in, and the chamber of the chamber of the pivot end of this positioning seat and the connecting end of this joint body is interior locates.
Actual gain of the present utility model is that being respectively provided with one by two locating slot bottom end of upper shield is oblique cone shape and extends to the guiding face at this upper shield bottom surface place, and two fastening part ends of the clip dish of this clip ring seat are provided with one with the guiding face of each bottom end of two locating slots of this upper shield is corresponding plane of inclination, the guiding face of each bottom end of two locating slots of this upper shield is utilized to be convenient to be embedded for two fastening parts of the clip dish of this clip ring seat the two locating slot places being placed in this upper shield; The space length of two locating slots of this upper shield is the thickness 3 ~ 5 times of two fastening parts of this clip dish again, when this pushing tow ring seat being exerted pressure for this upper shield and drive this pushing clamping spring to be elastic telescopic state, two locating slots of this upper shield are mobile status in two fastening part places of this clip dish, make this upper shield be activity bit shifting state; Whereby, and then provide a kind of and there is assembling fast and have the two section type safety quick joint of overall structure stability concurrently.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the utility model rapid pipe joint.
Fig. 2 is the three-dimensional exploded view of the utility model rapid pipe joint.
Fig. 3 is the partial cutaway perspective view of the utility model rapid pipe joint.
Fig. 4 is the generalized section of the utility model rapid pipe joint.
Fig. 5 is the enlarged diagram indicating A place in the utility model Fig. 4.
Fig. 6 is the schematic diagram of using state in the utility model Fig. 5.
Embodiment
First, referring to shown in Fig. 1 to Fig. 6, is two section type safety quick joint structure of the present utility model; Be made up of positioning seat 1, air inlet system 2, clip ring seat 3, pushing clamping spring S, pushing tow ring seat 4, a two ejector pin P, two steel ball B, a upper shield 5 and a joint body 6; Wherein:
This positioning seat 1, be provided with one through the through hole 10 at this positioning seat 1 two ends place, this positioning seat 1 is provided with a pivot end 11, and this pivot end 11 is provided with one in step-like chamber 111, and forms an internal threaded regions 112 in the inner peripheral surface of this chamber 111; And an extending end 12, this extending end 12 is positioned at this pivot end 11 the other end place, this extending end 12 presented with polygon kenel, and be provided with one group of steel ball chute 121 in opposite position in this extending end 12 surface, and two groups of ejector pin slots 122 in opposite position;
This air inlet system 2, is arranged at chamber 111 place of the pivot end 11 of this positioning seat 1;
This clip ring seat 3, its centre is provided with a set of apertured 30, this cover apertured 30 is corresponding kenel with the extending end 12 of this positioning seat 1, this clip ring seat 3 is made to be sheathed on extending end 12 place of this positioning seat 1 and to be spacing state, this clip ring seat 3 is provided with a clip dish 31, and this clip dish 31 outer circumferential face both sides place is provided with one group and is opposite position and outward extending fastening part 311; And a sheathed end 32, this sheathed end 32 is positioned at this clip dish 31 end face place and in extending standing shape;
This pushing clamping spring S, is sheathed on sheathed end 32 place of this clip ring seat 3;
This pushing tow ring seat 4, its centre is provided with a set of apertured 40, this cover apertured 40 is corresponding kenel with the extending end 12 of this positioning seat 1, this pushing tow ring seat 4 is made to be sheathed on extending end 12 place of this positioning seat 1 and to be spacing state, and be resisted against this pushing clamping spring S place and be mobile status, this pushing tow ring seat 4 is provided with a pushing tow dish 41, it is corresponding steel ball catch 411 that this pushing tow dish 41 end face place is provided with one group with two steel ball chutes 121 of the extending end 12 of this positioning seat 1, and two groups is the ejector pin catch 412 of opposite position with two ejector pin slots 122 of the extending end 12 of this positioning seat 1, one sheathed end 42, this sheathed end 42 is positioned at this pushing tow dish 41 bottom surface place and is extend standing shape,
This two ejector pin P, is inserted in two ejector pin slots 122 of the extending end 12 of this positioning seat 1 and is resisted against ejector pin catch 412 place of this pushing tow ring seat 4, and preventing this pushing tow ring seat 4 in disengaged position;
This two steel ball B, is arranged at two steel ball chutes 121 of the extending end 12 of this positioning seat 1 and is resisted against steel ball catch 411 place of this pushing tow ring seat 4, and preventing this two steel ball B from being disengaged position;
This upper shield 5, its centre is provided with a set of apertured 50, this cover apertured 50 is corresponding kenel with the extending end 12 of this positioning seat 1, and be provided with one group in this upper shield 5 inner peripheral surface both sides place in opposite position and cave inward and two fastening parts 311 of clip dish 31 for this clip ring seat 3 are embedded the locating slot 51 of inserting, the clip dish 31 of this upper shield 5 and this clip ring seat 3, in being embedded stationary state, makes the extending end 12 of this positioning seat 1, this clip ring seat 3, this pushing clamping spring S, this pushing tow ring seat 4, this two ejector pins P and this two steel ball B all be built in place in this upper shield 5;
Illustrate further; Two locating slot 51 bottom end of this upper shield 5 are respectively provided with one and are oblique cone shape and extend to the guiding face 52 at this upper shield 5 bottom surface place, utilize the guiding face 52 of each bottom end of two locating slots 51 of this upper shield 5 to be convenient to be embedded for two fastening parts 311 of the clip dish 31 of this clip ring seat 3 two locating slot 51 places being placed in this upper shield 5; It is corresponding plane of inclination 312 that two clipping block 311 ends of the clip dish 31 of this clip ring seat 3 are then provided with one with the guiding face 52 of each bottom end of two locating slots 51 of this upper shield 5; Wherein each fastening part 311 of the clip dish 31 of this clip ring seat 3 arranges with multiple clipping block especially and presents; And
This joint body 6, be provided with one through the through hole 60 at this joint body 6 two ends place, this joint body 6 is provided with a binding end 61, and the outer circumferential face of this binding end 61 forms an outside thread district 611; One dismounting end 62, this dismounting end 62 is step-like and is positioned at this binding end 61 one end place; And a connecting end 63, this connecting end 63 be positioned at this dismounting hold 62 one end places and in extend projected state, the outer circumferential face formation one of this connecting end 63 and the outside thread district 631 of internal threaded regions 112 in screw lock state of the pivot end 11 of this positioning seat 1, and be provided with one in this connecting end 63 in step-like chamber 632, this air inlet system 2 is built in the chamber 111 of the pivot end 11 of this positioning seat 1 and the chamber 632 of the connecting end 63 of this joint body 6 and locates;
Wherein this air inlet system 2 has a seat ring 21, and this seat ring 21 is arranged in the chamber 111 of the pivot end 11 of this positioning seat 1, and this its centre of seat ring 21 is provided with one group of apertured 211, and is provided with a ring wing 212 in this seat ring 21 outer circumferential face; One valve plug 22, this valve plug 22 is arranged in the group apertured 211 at this seat ring 21 one end place; One seal ring set 23, sealing ring set 23 is sheathed on this valve plug 22 and fastens in this seat ring 21 one end place; And a packing ring 24, with this valve plug 22 in the state of offseting in the group apertured 211 that this packing ring 24 is arranged at this seat ring 21 the other end place;
Illustrate further; Wherein the appearance profile kenel of the seat ring 21 of this air inlet system 2 is that the arrange in pairs or groups chamber 111 profile kenel of pivot end 11 of this positioning seat 1 presented;
Moreover the valve plug 22 of this air inlet system 2 is provided with in a group apertured 211 being arranged at this seat ring 21 that, in the positioning end 221 fastening stationary state, this positioning end 221 is in hollow shape; The one dish seat 222 being positioned at this positioning end 221 end face one segment distance place, this dish seat 222 presented with funnel kenel, and be provided with in this dish seat 222 many upward extend and with the fin 2221 outwards spreading kenel, this each fin 2221 is in order to resist in the chamber 632 of the connecting end 63 of this joint body 6; And be multiplely surrounded on this positioning end 221 end face and extend with taper and be linked to the rib 223 at this dish seat 222 bottom surface place, make between this each rib 223, to form an exhaust guide hole 2231; And each rib 223 between this positioning end 221 and this dish seat 222 is sheathed and in activity bit shifting state for sealing ring set 23; Wherein sealing ring set 23 top inner peripheral surface is provided with a plane of inclination 231, sealing ring set 23 activity displacement and be contacted with this dish seat 222 outer circumferential face, and the two is in being close to sealing state; Sealing ring set 23 bottom end is then provided with a circular groove groove 232 again, sealing ring set 23 activity displacement and be contacted with this seat ring 21, and the two is in being embedded the state of being adjacent to;
Described in above structure, two locating slot 51 bottom end due to this upper shield 5 are respectively provided with one and are oblique cone shape and extend to the guiding face 52 at this upper shield 5 bottom surface place, and two fastening part 311 ends of the clip dish 31 of this clip ring seat 3 are provided with one with the guiding face 52 of each bottom end of two locating slots 51 of this upper shield 5 in corresponding plane of inclination 312, the guiding face 52 of each bottom end of two locating slots 51 of this upper shield 5 is utilized to be convenient to be embedded for two fastening parts 311 of the clip dish 31 of this clip ring seat 3 two locating slot 51 places being placed in this upper shield 5; The space length L of two locating slots 51 of this upper shield 5 is thickness T3 ~ 5 times of two fastening parts 311 of this clip dish 31 again, this pushing tow ring seat 4 is exerted pressure for this upper shield 5 and drives this pushing clamping spring S to be elastic telescopic state, two locating slots 51 of this upper shield 5 are mobile status in two fastening part 311 places of this clip dish 31, make this upper shield 5 in activity bit shifting state, as shown in Figure 5, Figure 6; Whereby, and then provide a kind of and there is assembling fast and have the two section type safety quick joint of overall structure stability concurrently.
Comprehensive the above, a kind of two section type safety quick joint structure had not seen again all books and periodicals or open use, really met new patent application important document.Need Chen Ming's, the above know-why being specific embodiment of the utility model and using, the change that the novel conception of Ruo Yiben is done, its function produced do not exceed yet specification and graphic contained spiritual time, in scope of the present utility model, all should close and give Chen Ming.
Claims (10)
1. a two section type safety quick joint structure, is made up of a positioning seat, an air inlet system, a clip ring seat, a pushing clamping spring, a pushing tow ring seat, two ejector pins, two steel balls, a upper shield and a joint body; It is characterized in that:
One positioning seat, is provided with a pivot end, and this pivot end is provided with one in step-like chamber, and forms an internal threaded regions in the inner peripheral surface of this chamber; And an extending end, be positioned at this pivot end the other end place, this extending end presented with polygon kenel, and be provided with one group of steel ball chute in opposite position in this extending end surface, and two groups of ejector pin slots in opposite position;
One air inlet system, is arranged at the chamber place of the pivot end of this positioning seat;
One clip ring seat, its centre is provided with a set of apertured, this cover apertured and the extending end of this positioning seat are corresponding kenel, this clipping ring cover for seat is made to be located at the extending end place of this positioning seat and to be spacing state, this clip ring seat is provided with a clip dish, and its outer circumferential face both sides place is provided with one group and is opposite position and outward extending fastening part; And a sheathed end, be positioned at this clip Pan Dingmianchu and in extending standing shape;
One pushing clamping spring, is sheathed on the sheathed end place of this clip ring seat;
One pushing tow ring seat, its centre is provided with a set of apertured, this cover apertured and the extending end of this positioning seat are corresponding kenel, this pushing tow ring seat is made to be sheathed on the extending end place of this positioning seat and to be spacing state, and be resisted against this pushing clamping spring place and be mobile status, this pushing tow ring seat is provided with a pushing tow dish, and it is corresponding steel ball catch that its end face place is provided with one group with two steel ball chutes of this positioning seat, and two groups is the ejector pin catch of opposite position with two ejector pin slots of this positioning seat; And a sheathed end, be positioned at this pushing tow and try to get to the heart of a matter face place and in extending standing shape;
Two ejector pins, are inserted in two ejector pin slots of this positioning seat and are resisted against the ejector pin catch place of this pushing tow ring seat, and preventing this pushing tow ring seat from being disengaged position;
Two steel balls, be arranged at this positioning seat two steel ball chutes and be resisted against this pushing tow ring seat steel ball catch place, and prevent this two steel ball from being disengaged position;
One upper shield, its centre is provided with a set of apertured, this cover apertured and the extending end of this positioning seat are corresponding kenel, and be provided with one group in this upper shield inner peripheral surface both sides place in opposite position and cave inward and two fastening parts of clip dish for this clip ring seat are embedded the locating slot of inserting, the clip dish of this upper shield and this clip ring seat, in being embedded stationary state, makes the extending end of this positioning seat, this clip ring seat, this pushing clamping spring, this pushing tow ring seat, this two ejector pin and this two steel ball all be built in place in this upper shield; And
One joint body, is provided with a binding end, and the outer circumferential face of this binding end forms an outside thread district; One dismounting end, in step-like and be positioned at this binding end one end place; And a connecting end, be positioned at this dismounting hold one end place and in extend projected state, outer circumferential face formation one and the internal threaded regions of the pivot end of this positioning seat of this connecting end are the outside thread district of screw lock state, and being provided with one in this connecting end in step-like chamber, this air inlet system is built in, and the chamber of the chamber of the pivot end of this positioning seat and the connecting end of this joint body is interior locates.
2. two section type safety quick joint structure as claimed in claim 1, it is characterized in that: wherein two locating slot bottom end of this upper shield are respectively provided with one in oblique cone shape and extend to the guiding face at this upper shield bottom surface place, utilize the guiding face of each bottom end of two locating slots of this upper shield to be convenient to be embedded for two fastening parts of the clip dish of this clip ring seat the two locating slot places being placed in this upper shield.
3. two section type safety quick joint structure as claimed in claim 2, is characterized in that: wherein two clipping block ends of the clip dish of this clip ring seat are provided with one with the guiding face of each bottom end of two locating slots of this upper shield is corresponding plane of inclination.
4. two section type safety quick joint structure as claimed in claim 3, is characterized in that: wherein each fastening part of the clip dish of this clip ring seat arranges with multiple clipping block to present.
5. two section type safety quick joint structure as claimed in claim 2, it is characterized in that: wherein the space length of two locating slots of this upper shield is the thickness 3 ~ 5 times of two fastening parts of this clip dish, this pushing tow ring seat is exerted pressure for this upper shield and drives this pushing clamping spring to be elastic telescopic state, two locating slots of this upper shield are mobile status in two fastening part places of this clip dish, make this upper shield be activity bit shifting state.
6. two section type safety quick joint structure as claimed in claim 1, it is characterized in that: wherein this air inlet system has a seat ring, be arranged in the chamber of the pivot end of this positioning seat, its centre of this seat ring is provided with one group of apertured, and is provided with a ring wing in this seat ring outer circumferential face; One valve plug, is arranged in the group apertured at this seat ring one end place; One seal ring set, is sheathed on this valve plug and fastens in this seat ring one end place; And a packing ring, with this valve plug in the state of offseting in the group apertured being arranged at this seat ring the other end place.
7. two section type safety quick joint structure as claimed in claim 6, is characterized in that: wherein the appearance profile kenel of the seat ring of this air inlet system is that the arrange in pairs or groups chamber profile kenel of pivot end of this positioning seat presented.
8. two section type safety quick joint structure as claimed in claim 6, is characterized in that: wherein the valve plug of this air inlet system is provided with in a group apertured being arranged at this seat ring in the positioning end fastening stationary state; The one dish seat being positioned at this positioning end end face one segment distance place, this dish seat presented with funnel kenel, and in this dish seat, be provided with many extend upward and with the fin outwards spreading kenel, this each fin is in order to resist in the chamber of the connecting end of this joint body; And be multiplely surrounded on this positioning end end face and extend with taper and be linked to the rib at this dish seat bottom surface place, make between this each rib, to form an exhaust guide hole.
9. two section type safety quick joint structure as claimed in claim 8, is characterized in that: each rib wherein between this positioning end and this dish seat supplies sealing ring set sheathed and is activity bit shifting state.
10. two section type safety quick joint structure as claimed in claim 9, is characterized in that: wherein sealing ring set top inner peripheral surface is provided with a plane of inclination, sealing ring set activity displacement and be contacted with this dish seat outer circumferential face, and the two is in being close to sealing state; Sealing ring set bottom end is then provided with a circular groove groove again, sealing ring set activity displacement and be contacted with this seat ring, and the two is in being embedded the state of being adjacent to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109378.5U CN204554177U (en) | 2015-02-15 | 2015-02-15 | Two section type safety quick joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109378.5U CN204554177U (en) | 2015-02-15 | 2015-02-15 | Two section type safety quick joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204554177U true CN204554177U (en) | 2015-08-12 |
Family
ID=53829287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520109378.5U Expired - Fee Related CN204554177U (en) | 2015-02-15 | 2015-02-15 | Two section type safety quick joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204554177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108779880A (en) * | 2016-03-17 | 2018-11-09 | 迅捷装配有限公司 | Push-in type connects adapting device, arrangement and method |
-
2015
- 2015-02-15 CN CN201520109378.5U patent/CN204554177U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108779880A (en) * | 2016-03-17 | 2018-11-09 | 迅捷装配有限公司 | Push-in type connects adapting device, arrangement and method |
| CN108779880B (en) * | 2016-03-17 | 2019-06-28 | 迅捷装配有限公司 | Push-in type connects adapting device, arrangement and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20130186491A1 (en) | Quick release connector | |
| CN203214524U (en) | Inserting pin | |
| CN204554177U (en) | Two section type safety quick joint structure | |
| WO2016008279A1 (en) | Two-way hand-drawn pneumatic cylinder piston | |
| CN104514754B (en) | Body structure of floor fan and floor fan | |
| CN205173808U (en) | Self sealss quick -operation joint | |
| US20150008173A1 (en) | Manifold Bracket Assembly for a modular Encapsulated Water Treatment System | |
| CN204368670U (en) | A kind of vacuum emulsion pump | |
| CN107477220B (en) | Explosion-proof water-saving check valve | |
| CN203442227U (en) | Two-position five-way high-precision plate-type throttling valve | |
| CN204544802U (en) | Color selector scavenger system | |
| CN208237326U (en) | A kind of oil field pipe plugging device | |
| CN201610987U (en) | Device for fast connecting pipe | |
| CN204500211U (en) | A kind of assembled cup | |
| CN204164559U (en) | One turns formula rapid pipe joint | |
| CN203979053U (en) | Locating stud | |
| CN207864863U (en) | Wedge grip quick coupling | |
| CN207356548U (en) | A kind of swing lifting rope device and swing | |
| CN206468954U (en) | A kind of quick connection structure of body | |
| CN104475355A (en) | Gas-blowing system of color selector | |
| CN205908257U (en) | Drill bit anticreep device | |
| CN214368005U (en) | Valve clack dual-positioning guide low-temperature safety valve | |
| CN102536736B (en) | Vacuum pump | |
| CN204260102U (en) | Table pin fixed Combination structure-improved | |
| CN203115365U (en) | Pipe joint part |
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: 20150812 Termination date: 20200215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |