CN103697925B - Device and the installation method of detection rod member are installed in pressure vessel - Google Patents
Device and the installation method of detection rod member are installed in pressure vessel Download PDFInfo
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- CN103697925B CN103697925B CN201310704763.XA CN201310704763A CN103697925B CN 103697925 B CN103697925 B CN 103697925B CN 201310704763 A CN201310704763 A CN 201310704763A CN 103697925 B CN103697925 B CN 103697925B
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- rod member
- detection rod
- profile spanner
- spanner
- thread bush
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Abstract
In pressure vessel, install a device for detection rod member, comprise base and thread bush, base is tube-in-tube structure, and base free end is connected with the Single port of ball valve; Thread bush and feeler spin, and its free end is connected with base; Body in propulsion assembly is hollow sleeve, and one end is connected with ball valve port; Profile spanner is inserted into body interior, and its center is provided with through center pit, and the afterbody port of profile spanner is built with sealing outlet nozzle, and afterbody port is set with handle outward; Its circumference of profile spanner front end edge is provided with dop; Pushing sleeve is sleeved on profile spanner outside; Thread bush one end outer wall has guide pillar, and the other end has draw-in groove.Detection rod member can directly be installed on pressure vessel to be measured or pressure pipeline by this erecting device, directly the physical data such as pressure, temperature, flow of testing container inside is detected, safe and reliable, not only container inner medium can not leak, and container inner pressure can not be excessive, measurement data is accurate, and structure is simple, easy to operate.
Description
Technical field
The present invention relates to a kind of erecting device and the installation method that are applied in the detection rod member of pressure vessel or pressure pipeline.
Background technology
Now, when the physical states such as the temperature in pressure vessel or pressure pipeline, flow or pressure are detected, generally detection rod member can be used.But because detection rod member needs to act directly on pressure vessel or pressure pipeline, if artificially help, not only dynamics is different, but also there is potential safety hazard; If machinery is helped, need utility appliance in the other true-time operation of pipeline, waste a large amount of manpower and materials.If be directly installed on testing container by detection rod member, dynamics of installing needs strict control, dangerous high, inefficiency.Also do not have at present effectively detection rod member to be directly installed to device on testing container or method.
Summary of the invention
The present invention be directed to the defect of the prior art existence mentioned in background technology, one is to provide a kind of device installing detection rod member in pressure vessel, and two there is provided the method utilizing this device to carry out detecting rod member installation.
Realize foregoing invention object by the following technical solutions: a kind of device installing detection rod member in pressure vessel, comprise the base that is fixedly connected with pressure vessel outer wall and be arranged on the thread bush detecting Rod end, described base is the tube-in-tube structure of band center pit, its inside and outside wall is equipped with screw thread, and the free end of base and the Single port of ball valve are threaded connection fixing; Together with described thread bush is screwed in feeler outer wall, the free end of this thread bush is threaded with base inner wall, also comprises the propulsion assembly of detection rod member;
Propulsion assembly comprises body, profile spanner and pushing sleeve; Described body is hollow sleeve structure, and its one end is threaded with ball valve another port; Described profile spanner is inserted into body interior, and this profile spanner center is provided with through center pit, and the afterbody port of profile spanner, built with sealing outlet nozzle, is set with handle outside afterbody port; This its circumference of profile spanner front end edge is provided with dop; Described pushing sleeve is sleeved on profile spanner outside;
Described thread bush is hollow ring body, and internal and external walls is respectively arranged with screw thread; One end outer wall of this thread bush is also provided with guide pillar, and the other end is circumferentially provided with the draw-in groove matched with dop.
The external diameter of profile spanner is the stepped construction reduced successively, and the shoulder between its leading portion with stage casing matches with the shoulder of body rear end inwall; Shoulder between its stage casing with rear matches with the shoulder of pushing sleeve inwall.
Propulsion assembly is direct pusher structure: described pushing sleeve by cut somebody's hair and push rod form, cutting somebody's hair and be sleeved on the rear of profile spanner, matches with the shoulder of the shoulder between rear with inwall of cutting somebody's hair in profile spanner stage casing; Described body appearance is light face, is respectively sliding pair and coordinates between profile spanner and body, between profile spanner and pushing sleeve.
Propulsion assembly is screw-pushing type structure: described pushing sleeve is the threaded hollow sleeve of inwall, and this pushing sleeve is sleeved on the outside of profile spanner, matches with the shoulder of the shoulder between rear with pushing sleeve inwall tail end in profile spanner stage casing; Described body outer wall rear is provided with the screw thread matched with pushing sleeve inwall; For sliding pair coordinates between special-shaped spanner with body, for screw pair coordinates between body with pushing sleeve.
The thread segment of the outside of body is provided with safety label.
Install the method for detection rod member with erecting device, concrete operation step is as follows:
A, assembling tool
Detection rod member: thread bush is screwed onto feeler outside, detecting head stretches out the guide pillar end of thread bush;
Propulsion assembly: profile spanner is inserted into body interior, pushing sleeve is sleeved on the rear of profile spanner;
B, the detection rod member assembled is inserted into the inside of profile spanner, feeler back segment is placed in the large cavity inside of profile spanner leading portion, the front end of detecting head and the profile spanner of thread bush apical grafting outside large cavity, the dop of profile spanner front end docks with the draw-in groove on thread bush and is engaged, the cable of feeler tail end, by the through hole at profile spanner center, is also tightened, seals, is fixed with sealing outlet nozzle through profile spanner tail end;
C, be welded on by base on the outer wall of pressure vessel or pipeline, the free end of base is threaded with the Single port of ball valve; First in ball valve another port, drilling tool is installed in sealing, is punched, first withdraw drilling tool to ball valve port, unload drilling tool again after closing ball valve with drilling tool by the through hole of ball valve and centre hole of base on testing container;
The another port of d, ball valve is connected with body threaded one end, open ball valve, centre hole of base, ball valve through hole and body central hole are corresponding, mobile pushing sleeve, profile spanner is made to drive detection rod member to slide in body interior, the thread bush of Rod end to be detected enters chassis interior, the handle of rotating form spanner, and thread bush external thread and base internal thread are screwed;
E, first unscrew sealing outlet nozzle, make that cable is happy to be passed through; Unscrew the screw thread between ball valve and base again, unload ball valve and joined components thereof, install lock nut additional in probe assembly end and fix;
F, at probe assembly free end spiral-lock Anti-theft cover, Anti-theft cover and base are fixed by Flange joint.
Propulsion assembly is direct pusher structure, be respectively sliding pair between profile spanner and body, between profile spanner and pushing sleeve to coordinate, when mobile pushing sleeve, direct pull push rod, the promotion profile spanner of cutting somebody's hair be integrated with push rod, and drive detection rod member to slide in body, open ball valve, detection rod member is through ball valve, thread bush front end guide pillar enters base inner wall, turning handle, profile spanner drives detection rod member to rotate together with thread bush, and thread bush and base inner wall are threaded togather.
Propulsion assembly is screw-pushing type structure, for sliding pair coordinates between profile spanner and body, for screw pair coordinates between body and pushing sleeve, when mobile pushing sleeve, first pushing sleeve is docked with body rear and be set with, pushing sleeve is threaded to the safety label place on body, open ball valve, continue turn pushing sleeve, pushing sleeve promotes special-shaped spanner and drives detection rod member to continue to slide in body, to detection rod member, thread bush front end guide pillar enters base inner wall, turning handle, special-shaped spanner drives detection rod member to rotate together with thread bush, thread bush and base inner wall are threaded togather.
Detection rod member can directly be installed on pressure vessel to be measured or pressure pipeline by this erecting device disclosed in this invention, directly the physical data such as pressure, temperature, flow of testing container inside is detected, safe and reliable, not only container inner medium can not leak, and container inner pressure can not be excessive, measurement data is accurate, and structure is simple, easy to operate.
Accompanying drawing explanation
Fig. 1 is base and ball valve syndeton exploded view.
Fig. 2 is direct pusher propulsion assembly exploded view.
Fig. 3 is detection rod member exploded view.
Fig. 4 is screw-pushing type propulsion assembly exploded view.
Fig. 5 is direct pusher erecting device structural representation.
Fig. 6 is screw-pushing type erecting device structural representation.
Fig. 7 is base and detection rod member package assembly schematic diagram.
Fig. 8 is Anti-theft cover installation site schematic diagram.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
What be somebody's turn to do disclosed in the present invention is a kind of erecting device be directly installed to by detection rod member on pressure vessel or pressure pipeline measurement point.Be as the criterion with position shown in accompanying drawing, left side is front end, and right side is tail end.
See Fig. 1, this erecting device comprises the base be connected with pressure vessel or pipeline, and bed pressure pipeline outer wall 1 is fixedly connected with, and base 2 is tube-in-tube structures of band center pit, and outboard sidewalls is all provided with screw thread; The free end of base 2 is connected and fixed by the Single port of screw thread and ball valve 3.The excircle of base 2 is also provided with the flange assembly for connecting.
This erecting device also comprises the propulsion assembly pushing away dress detection rod member on the base to pressure vessel or pipeline.Size according to container inner pressure suitably selects propulsion assembly, when container inner pressure is higher, selects screw push type assembly, when container inner pressure is lower, selects direct pusher assembly.
Propulsion assembly comprises body, profile spanner and pushing sleeve; Body is the straight tube cover of hollow, and body head 4 outer wall of its one end is provided with screw thread, and is threaded with ball valve another port.Profile spanner 7 is inserted into body interior, and this profile spanner center is provided with through center pit, and sealing outlet nozzle 9 is equipped with in the afterbody port inside of profile spanner, and the external stability of afterbody port is set with handle 8; Pushing sleeve is sleeved on profile spanner outside.The stepped construction of external diameter from left to right for reducing successively of profile spanner, the shoulder between its leading portion with stage casing matches with the shoulder of inner body wall, and the shoulder between its stage casing with rear matches with the shoulder of pushing sleeve inwall.The front intersegmental part of profile spanner is the endoporus of large cavity, and stage casing and back segment are tiny endoporus, and the two is communicated with.The end of profile spanner leading portion is also provided with dop 6 along its circumference.
See Fig. 3, detection rod member comprises detecting head 14, feeler 15 and the detection cable 16 for transmitting data.The thread bush 12 be arranged on detection rod member is the annular body of hollow, and thread bush 12 inside and outside wall is respectively arranged with screw thread, and its front end is also provided with guide pillar.Together with thread bush and feeler 15 are screwed in by screw thread.Thread bush outer wall thread matches with base inner wall screw thread, and the two is threaded.The excircle of thread bush one end is provided with the draw-in groove 13 matched with dop.
Embodiment one:
See Fig. 2, the propulsion assembly in the present embodiment is direct pusher structure.Pushing sleeve by one access node structure cut somebody's hair 10 and push rod 11 form, 10 rears being sleeved on profile spanner of cutting somebody's hair, between shoulder and handle, are blocked by the shoulder of stage casing and rear, and cut somebody's hair and be provided with sealing gasket between shoulder.The appearance of direct-push body 5 is light face, and be respectively sliding pair between profile spanner 7 and direct-push body 5, between profile spanner 7 and pushing sleeve and coordinate, the shoulder of the shoulder between profile spanner leading portion and stage casing and direct-push inner body wall rear matches.
See Fig. 5, direct-push body, profile spanner, detection rod member, pushing sleeve are assembled into one, detection rod member is inserted into profile spanner inside, the back segment of feeler is placed in the large cavity of profile spanner leading portion, thread bush and detecting head are placed in profile spanner front end outer wall, draw-in groove on thread bush docks with the dop of profile spanner front end and is engaged, detection cable is through profile spanner center pit, and fix at its tail end sealing outlet nozzle, profile spanner is inserted into direct-push body interior, body slides at the position, stage casing of profile spanner, and cutting somebody's hair of pushing sleeve is contained in profile spanner rear.Body front end and ball valve Single port spin, and ball valve another port is together with floor installation.
Embodiment two:
See Fig. 4, the propulsion assembly in the present embodiment is screw-pushing type structure.Pushing sleeve is hollow sleeve, and its inwall leading portion is provided with screw thread, becomes spiral pushing sleeve 18, and its outer wall is rubbing surface.In this embodiment, body is spiral body 17, and the outer wall of its posterior segment is provided with screw thread.Spiral pushing sleeve 18 is sleeved on the afterbody of profile spanner, this spiral shoulder of pushing sleeve 18 rear inwall and the shoulder between profile spanner stage casing and back segment match, the pushing sleeve other end docks with the body being sleeved on profile spanner stage casing and is set in together, it is outside that spiral pushing sleeve 18 is placed in spiral body 17, and the two is together by a threaded connection.For sliding pair coordinates between special-shaped spanner with spiral body 17, for screw pair coordinates between spiral body 17 with spiral pushing sleeve 18.The screw thread tail end of the outside of spiral body 17 is provided with safety label.Owing to mutually limiting between spiral body and pushing sleeve, inner body wall also can not arrange shoulder.
See Fig. 6, spiral body, profile spanner, detection rod member, spiral pushing sleeve is assembled into one, detection rod member is inserted into profile spanner inside, the back segment of feeler is placed in the large cavity of profile spanner leading portion, thread bush and detecting head are placed in profile spanner front end outer wall, draw-in groove on thread bush docks with the dop of profile spanner front end and is engaged, detection cable is through profile spanner center pit, and fix at its tail end sealing outlet nozzle, profile spanner is inserted into spiral body interior, body and pushing sleeve are set in profile spanner outside, after body and pushing sleeve dock, together with pushing sleeve and body are screwed in by screw thread, and along with the propelling of screw thread turn, profile spanner realizes mobile, body one end is connected with ball valve port threads, ball valve another port and the whorl of base be fixed on duct wall 1 link together.
Draw-in groove on the screw-casing of detection rod member wherein docks with the dop of profile spanner end and is engaged, and realizes the related rotation of circumference.Sealing gasket or O-ring seal are installed in the relevant position of each assembly, guarantee that detection rod member does not come off, pipeline internal medium is not excessive.
By the method for above-mentioned erecting device setting pressure detection rod member, concrete operation step is as follows.
A, assembling tool
Detection rod member: thread bush is screwed onto feeler outside, detecting head stretches out the guide pillar end of thread bush;
Propulsion assembly: profile spanner is inserted into body interior, pushing sleeve is sleeved on the rear of profile spanner.
B, the detection rod member assembled is inserted into the inside of profile spanner, feeler is placed in the large cavity inside of profile spanner leading portion, the front end of detecting head and the profile spanner of thread bush apical grafting outside large cavity, the dop of profile spanner front end docks with the draw-in groove of thread bush tail end and is interlocked, the cable of feeler tail end, along the through hole at profile spanner center, through profile spanner tail end, and seals with sealing outlet nozzle, fixes, guarantee that detection rod member does not come off, pipeline internal medium is not excessive.
C, be welded on the outer wall of pressure pipeline by base, the free end of base is threaded with the Single port of ball valve; First in ball valve another port, drilling tool is installed in sealing, is punched, as the hole on duct wall 1 in accompanying drawing 1, then withdraw drilling tool to ball valve port, unload drilling tool completely again after closing ball valve with drilling tool by the through hole of ball valve and centre hole of base on testing container.
The another port of d, ball valve is connected with body head thread, open ball valve, centre hole of base, ball valve through hole and body central hole are corresponding, mobile pushing sleeve, make profile spanner drive detection rod member to slide in body interior, the thread bush of Rod end to be detected enters chassis interior, the handle of rotating form spanner, thread bush external thread and base internal thread are screwed, and detection rod member and base link together.
When propulsion assembly is direct pusher structure, is respectively sliding pair between profile spanner and body, between profile spanner and pushing sleeve and coordinates.When mobile pushing sleeve, direct level pulls push rod, promotes profile spanner with cutting somebody's hair of being integrated of push rod under shoulder mating reaction, and by the effect of draw-in groove and dop, profile spanner drives detection rod member to slide in body.Open ball valve, continue to promote profile spanner, detection rod member is through ball valve, thread bush front end guide pillar enters base inner wall, turning handle, and profile spanner drives detection rod member to rotate together with thread bush, thread bush is threaded with base inner wall, and detection rod member and base are fixed together.
When propulsion assembly is screw-pushing type structure, for sliding pair coordinates, is screw pair cooperation between body and pushing sleeve between profile spanner and body.When mobile pushing sleeve, first pushing sleeve is docked with body rear and be set with, pushing sleeve is threaded to the safety label place on body, open ball valve, continue turn pushing sleeve, pushing sleeve promotes special-shaped spanner and moves under its tail end shoulder effect, by the effect of draw-in groove and dop, profile spanner drives detection rod member to continue to slide in body, to detection rod member, thread bush front end guide pillar enters base inner wall, turning handle, and special-shaped spanner drives detection rod member to rotate together with thread bush, thread bush is threaded with base inner wall, and detection rod member and base are fixed together.
E, detection rod member and base linked together after, unscrew sealing outlet nozzle, make that cable is happy to be passed through; Unscrew the screw thread between ball valve and base again, unload ball valve and joined components thereof, install lock nut additional in probe assembly end and fix.First suitably loosen thread bush, turn feeler is to adjust the optimal detection position of feeler, install lock nut 19 again additional to fix in probe assembly end, generally between base and thread bush, between thread bush and body, respectively add one, detecting head directly docks with the hole on testing container.For increasing sealing, between thread bush and detecting head, install sealing gasket or O-ring seal additional, when removing ball valve and joined components, the seal between thread bush and detecting head can seal in real time to the media implementation in container.
F, at probe assembly free end spiral-lock Anti-theft cover 20, Anti-theft cover and base are fixed by Flange joint, and accomplish fluently lead sealing, install.
The physical data that detection rod member is treated in xylometer detects, band detection complete or need change rod member time, pull down Anti-theft cover and lock nut, ball valve is screwed onto on base, then the end of body in propulsion assembly is screwed onto on the port of ball valve, under pushing sleeve effect, the dop of profile spanner front end is docked with the draw-in groove of thread bush port be engaged, then turning handle, screw thread between thread bush and base is departed from, tightens sealing outlet nozzle, first withdraw detecting head to ball valve near ports, after closing ball valve, then detection rod member is unloaded completely.
Claims (8)
1. one kind the device of detection rod member is installed in pressure vessel, comprise the base that is fixedly connected with pressure vessel outer wall and be arranged on the thread bush detecting Rod end, described base is the tube-in-tube structure of band center pit, its inside and outside wall is equipped with screw thread, and the free end of base and the Single port of ball valve are threaded connection fixing; Together with described thread bush is screwed in feeler outer wall, the free end of this thread bush is threaded with base inner wall, it is characterized in that, also comprises the propulsion assembly of detection rod member;
Propulsion assembly comprises body, profile spanner and pushing sleeve; Described body is hollow sleeve structure, and its one end is threaded with ball valve another port; Described profile spanner is inserted into body interior, and this profile spanner center is provided with through center pit, and the afterbody port of profile spanner, built with sealing outlet nozzle, is set with handle outside afterbody port; This its circumference of profile spanner front end edge is provided with dop; Described pushing sleeve is sleeved on profile spanner outside;
Described thread bush is hollow ring body, and internal and external walls is respectively arranged with screw thread; One end outer wall of this thread bush is also provided with guide pillar, and the other end is circumferentially provided with the draw-in groove matched with dop.
2. the device installing detection rod member in pressure vessel according to claim 1, is characterized in that, the external diameter of described profile spanner
be from left to rightthe stepped construction reduced successively, the shoulder between its leading portion with stage casing matches with the shoulder of body rear end inwall; Shoulder between its stage casing with rear matches with the shoulder of pushing sleeve inwall;
the front intersegmental part of profile spanner is the endoporus of large cavity, and stage casing and back segment are tiny endoporus, and the two is communicated with.
3. the device installing detection rod member in pressure vessel according to claim 1, it is characterized in that, propulsion assembly is direct pusher structure: described pushing sleeve by cut somebody's hair and push rod form, cutting somebody's hair and be sleeved on the rear of profile spanner, matches with the shoulder of the shoulder between rear with inwall of cutting somebody's hair in profile spanner stage casing; Described body appearance is light face, is respectively sliding pair and coordinates between profile spanner and body, between profile spanner and pushing sleeve.
4. the device installing detection rod member in pressure vessel according to claim 1, it is characterized in that, propulsion assembly is screw-pushing type structure: described pushing sleeve is the threaded hollow sleeve of inwall, this pushing sleeve is sleeved on the outside of profile spanner, matches with the shoulder of the shoulder between rear with pushing sleeve inwall tail end in profile spanner stage casing; Described body outer wall rear is provided with the screw thread matched with pushing sleeve inwall; For sliding pair coordinates between special-shaped spanner with body, for screw pair coordinates between body with pushing sleeve.
5. the device installing detection rod member in pressure vessel according to claim 4, it is characterized in that, the thread segment of the outside of described body is provided with safety label.
6. one kind with according to claim 1
the device installing detection rod member in pressure vessel installs the method for detection rod member, this detection rod member is mainly used on pressure vessel or pressure pipeline, and it is characterized in that, concrete operation step is as follows:
A, assembling tool
Detection rod member: thread bush is screwed onto feeler outside, detecting head stretches out the guide pillar end of thread bush;
Propulsion assembly: profile spanner is inserted into body interior, pushing sleeve is sleeved on the rear of profile spanner;
B, the detection rod member assembled is inserted into the inside of profile spanner, feeler back segment is placed in the large cavity inside of profile spanner leading portion, the front end of detecting head and the profile spanner of thread bush apical grafting outside large cavity, the dop of profile spanner front end docks with the draw-in groove on thread bush and is engaged, the cable of feeler tail end, by the through hole at profile spanner center, is also tightened, seals, is fixed with sealing outlet nozzle through profile spanner tail end;
C, be welded on by base on the outer wall of pressure vessel or pipeline, the free end of base is threaded with the Single port of ball valve; First in ball valve another port, drilling tool is installed in sealing, is punched, first withdraw drilling tool to ball valve port, unload drilling tool again after closing ball valve with drilling tool by the through hole of ball valve and centre hole of base on testing container;
The another port of d, ball valve is connected with body threaded one end, open ball valve, centre hole of base, ball valve through hole and body central hole are corresponding, mobile pushing sleeve, profile spanner is made to drive detection rod member to slide in body interior, the thread bush of Rod end to be detected enters chassis interior, the handle of rotating form spanner, and thread bush external thread and base internal thread are screwed;
E, first unscrew sealing outlet nozzle, make that cable is happy to be passed through; Unscrew the screw thread between ball valve and base again, unload ball valve and joined components thereof, install lock nut additional in probe assembly end and fix;
F, at probe assembly free end spiral-lock Anti-theft cover, Anti-theft cover and base are fixed by Flange joint.
7. according to claim 6
the method of detection rod member is installedit is characterized in that, propulsion assembly is direct pusher structure, be respectively sliding pair between profile spanner and body, between profile spanner and pushing sleeve to coordinate, when mobile pushing sleeve, direct pull push rod, the promotion profile spanner of cutting somebody's hair be integrated with push rod, and drive detection rod member to slide in body, open ball valve, detection rod member is through ball valve, thread bush front end guide pillar enters base inner wall, turning handle, profile spanner drives detection rod member to rotate together with thread bush, and thread bush and base inner wall are threaded togather.
8. according to claim 6
the method of detection rod member is installed, it is characterized in that, propulsion assembly is screw-pushing type structure, for sliding pair coordinates between profile spanner and body, for screw pair coordinates between body and pushing sleeve, when mobile pushing sleeve, first pushing sleeve is docked with body rear and be set with, pushing sleeve is threaded to the safety label place on body, open ball valve, continue turn pushing sleeve, pushing sleeve promotes special-shaped spanner and drives detection rod member to continue to slide in body, to detection rod member, thread bush front end guide pillar enters base inner wall, turning handle, special-shaped spanner drives detection rod member to rotate together with thread bush, thread bush and base inner wall are threaded togather.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310704763.XA CN103697925B (en) | 2013-12-20 | 2013-12-20 | Device and the installation method of detection rod member are installed in pressure vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310704763.XA CN103697925B (en) | 2013-12-20 | 2013-12-20 | Device and the installation method of detection rod member are installed in pressure vessel |
Publications (2)
| Publication Number | Publication Date |
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| CN103697925A CN103697925A (en) | 2014-04-02 |
| CN103697925B true CN103697925B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310704763.XA Expired - Fee Related CN103697925B (en) | 2013-12-20 | 2013-12-20 | Device and the installation method of detection rod member are installed in pressure vessel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650398B (en) * | 2016-03-28 | 2018-06-29 | 陈杰 | A kind of plugging device |
| CN107782356B (en) * | 2017-11-15 | 2024-03-15 | 四川理工学院 | Outdoor general wireless sensor node |
| CN114952687A (en) * | 2022-06-13 | 2022-08-30 | 湖北三江航天红阳机电有限公司 | Hollow adapter socket wrench |
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| CN103440885A (en) * | 2013-08-28 | 2013-12-11 | 中国核动力研究设计院 | Integral-dismounting sealing piece as well as sealing structure for detector and reaction pile sealing container |
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- 2013-12-20 CN CN201310704763.XA patent/CN103697925B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2633526Y (en) * | 2003-06-27 | 2004-08-18 | 绵阳新晨动力机械有限公司 | Assembling tool |
| JP2009156460A (en) * | 2007-12-27 | 2009-07-16 | Katsura Seiki Seisakusho:Kk | Pressure reduction regulator with incorporated emergency gas shutoff valve |
| KR20100078731A (en) * | 2008-12-30 | 2010-07-08 | 주식회사 성우하이텍 | Module cylinder in self-piercing rivet system |
| CN201371352Y (en) * | 2009-02-10 | 2009-12-30 | 重庆新泰机械有限责任公司 | Assembling and disassembling tool of back pressure valve |
| CN201800016U (en) * | 2009-06-25 | 2011-04-20 | 纽弗雷公司 | Telescopic pre-winding device assembly with infinite adjusting capability for mounting spiral wound wire insert |
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| Publication number | Publication date |
|---|---|
| CN103697925A (en) | 2014-04-02 |
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