CN103963003A - Sealing ring pressing-in device and sealing ring pressing-in method for lamp - Google Patents
Sealing ring pressing-in device and sealing ring pressing-in method for lamp Download PDFInfo
- Publication number
- CN103963003A CN103963003A CN201310042250.7A CN201310042250A CN103963003A CN 103963003 A CN103963003 A CN 103963003A CN 201310042250 A CN201310042250 A CN 201310042250A CN 103963003 A CN103963003 A CN 103963003A
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- roller bearing
- press
- fixed muffle
- indent
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0092—Tools moving along strips, e.g. decorating or sealing strips, to insert them in, or remove them from, grooves or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0028—Tools for removing or installing seals
Abstract
The invention provides a sealing ring pressing-in device which comprises a handholding frame, two fixed sleeves and two rolling shafts, wherein the handholding frame comprises a U-shaped handle part and a support rod; the two ends of the support rod are respectively and fixedlyconnectedwith the two ends of the handle part; the fixed sleeves are respectivelypositioned at the two opposite ends of the handholding frame, and arranged oppositely and parallelly; the middle part of each fixed sleeve is vertically connected with the end parts of one ends of the handle part and the support rod; the two rolling shafts respectivelypenetrate through the two fixed sleeves, and can rotate in the fixed sleeves; the two ends of the rolling shafts are exposed out of the fixed sleeves; a pressing groove is formed in each end of each rolling shaft and is matched witha sealing ring in shape;pressing groovessurround the rollingshafts for a circle in the circumferential direction of the rolling shafts. The sealing ring pressing-in device provided by the invention has the advantages as follows: the frictionbetween the sealing ring pressing-in device and the sealing rings is reduced, that the sealing rings are pressed in the sealing grooves more uniformly is ensured, the pressing-in angles are kept to be consistent, and the assembly efficiency and sealing performance of the sealing rings are improved. The invention further provides a sealing ring pressing-in method for a lamp.
Description
[technical field]
The present invention relates to a kind of sealing ring press-in device, particularly relate to a kind of sealing ring press-in device of the press mode that rolls and the sealing ring method of press-fitting of light fixture.
[background technology]
The flameproof fluorescent lamp fitting using in petrochemical industry and oilfield applications at present, its shell not only long and narrow and meet again degree of protection requirement IP65 more than, ensure reliable water resistance.In existing pure hand assembled, there is following problem: 1, sealing ring is pressed into inhomogeneous; 2, to be pressed into perpendicularity inconsistent for sealing ring; 3, the low defect of efficiency of assembling.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide a kind of indentation sealing circle comparatively evenly, be pressed into the sealing ring press-in device that perpendicularity is consistent and efficiency of assembling is higher.
A kind of sealing ring press-in device, it comprises:
Hand-held, comprise handle portion and the support bar of U-shaped, the two ends of described support bar are fixedly connected with the two ends of described handle portion respectively;
Two fixed muffles, lay respectively at the opposite end of described hand-held, and two parallel being oppositely arranged of fixed muffle, the vertical connection of end of the middle part of each described fixed muffle and described handle portion and support bar one end; And
Two roller bearings, respectively through described two fixed muffles, and described roller bearing is rotatable in described fixed muffle, and the two ends of each described roller bearing expose to outside described fixed muffle, and are respectively equipped with an indent; The shape of described indent and the shape of sealing ring match, and described indent along the circumferential hoop of described roller bearing around described roller bearing one week;
Wherein, promote described handle portion, described roller bearing is rolled along described sealing ring, the indent of described roller bearing matches with described sealing ring, thereby by described sealing ring indentation sealing groove.
Above-mentioned sealing ring press-in device at least has the following advantages:
(1) mode that above-mentioned sealing ring press-in device rolls by roller bearing is pressed into, and changes traditional slip press mode into rolling press mode, thereby reduces the frictional force between sealing ring press-in device and sealing ring.
(2) roller bearing of above-mentioned sealing ring press-in device is provided with the indent that the shape of shape and sealing ring matches, and roller bearing rolls along sealing ring, comparatively even when keeping sealing ring indentation sealing groove, and is pressed into angle and is consistent.
(3) above-mentioned sealing ring press-in device is provided with two spaced roller bearings that are parallel to each other, and can carry out secondary to sealing ring and be pressed into, and improves the sealing of efficiency of assembling and sealing ring.
Therein in an embodiment, also comprise locating part, described roller bearing is provided with stopper slot, described stopper slot along the circumferential hoop of described roller bearing around described roller bearing one week, described locating part is through described fixed muffle, and rotate in described stopper slot the end of described locating part, described roller bearing is rotated in described fixed muffle and do not come off.
In an embodiment, on described fixed muffle, offer screw therein, described locating part is threaded fastener, and described threaded fastener passes described screw and is screwed with described screw.
In an embodiment, each roller bearing comprises half axial region of two separation therein, and one end of described half axial region is provided with described indent, and the other end is provided with multiple spaced described stopper slots, and described locating part is multiple, and corresponding described half axial region setting; Each described locating part selectively coordinates with multiple stopper slots of corresponding described half axial region, thereby regulates the spacing between two indents of described roller bearing.
In an embodiment, described stopper slot is located at the middle part of described roller bearing therein, described two roller bearings equal in length, and the setting position of the stopper slot of described two roller bearings is identical.
In an embodiment, described locating part is the latch inserting in described fixed muffle therein.
In an embodiment, the two ends of described fixed muffle are respectively fixed with a bearing therein, and described roller bearing, through described bearing, the inwall interval of described roller bearing and described fixed muffle is arranged, and described roller bearing rotates with described bearing.
In an embodiment, the inwall of described indent applies the smooth wearing layer of one deck therein.
In an embodiment, described roller bearing is that cross section is the cylinder of circle or regular polygon therein.
A sealing ring method of press-fitting for light fixture, it adopts sealing ring press-in device described above, and the sealing ring method of press-fitting of described light fixture comprises the steps:
The shape of described sealing ring is corresponding with the shape of the seal groove of the shell of described light fixture, and described sealing ring is put into the opening part of described seal groove;
Corresponding described the indent of the roller bearing of described sealing ring press-in device sealing ring is placed; And
Promote hand-held of described sealing ring press-in device, described roller bearing is rolled along described sealing ring, described indent matches with described sealing ring, thereby described sealing ring is pressed in described seal groove.
The sealing ring method of press-fitting of above-mentioned light fixture can solve the assembly problem of the special-shaped seal ring of explosion-proof lamp shell effectively, has improved special-shaped seal ring assembling uniformity, has ensured the water resistance of light fixture, has improved in addition efficiency of assembling.
[brief description of the drawings]
Fig. 1 is the exploded view of the sealing ring press-in device of embodiment of the present invention;
Fig. 2 is the assembly drawing of the sealing ring press-in device shown in Fig. 1;
Fig. 3 is the use state diagram of the sealing ring press-in device shown in Fig. 1;
Cutaway view when Fig. 4 is the sealing ring press-in device use shown in Fig. 3.
[detailed description of the invention]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing, provide preferred embodiment of the present invention.But the present invention can realize in many different forms, be not limited to embodiment described herein.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present invention more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, it can be directly on another element or also can have an element placed in the middle.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology that use are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.The term using in description of the present invention herein, just in order to describe the object of specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1 to Fig. 3, the sealing ring press-in device 100 of embodiment of the present invention, comprise hand-held 110, fixed muffle 120 and roller bearing 130, being convenient to promote whole device for hand-held 110 moves, fixed muffle 120 is for locating roller bearing 130, while making roller bearing 130 compress sealing ring 200 be pressed into direction and angle is all consistent, can reduce again the frictional force with sealing ring 200 simultaneously.Sealing ring 200 can be the special-shaped seal ring beyond O-ring seals, for example, and rectangular seal, positive six deformable seal circles.
The handle portion 111 and the support bar 113 that comprise U-shaped for hand-held 110, the two ends of support bar 113 are fixedly connected with the two ends of handle portion 111 respectively.Anti-skidding portion (not shown) can be set on handle portion 111, prevent from gripping hand-held slip in 110 o'clock.Anti-skidding portion can be anti-slip tank or the anti-skidding raised line of being located on handle portion 111, or for being coated in the nonskid coating on handle portion 111.
Fixed muffle 120 is two, lays respectively at the opposite end of hand-held 110, and two parallel being oppositely arranged of fixed muffle 120.The middle part of each fixed muffle 120 and the handle portion 111 of hand-held 110 and vertical connection of end of support bar 113 one end.Specifically, in illustrated embodiment, fixed muffle 120 is circular sleeve.Certainly, in the present invention, fixed muffle 120 also can be the tube structure of other shapes.
See also Fig. 4, roller bearing 130 is two, and respectively through two fixed muffles 120, and roller bearing 130 is interior rotatable at fixed muffle 120.The two ends of each roller bearing 130 expose to outside fixed muffle 120, and are respectively equipped with an indent 131.The shape of the shape of indent 131 and sealing ring 200 matches, and indent 131 along the circumferential hoop of roller bearing 130 around roller bearing 130 1 weeks.
Wherein, promote handle portion 111, roller bearing 130 is rolled along sealing ring 200, the indent 131 of roller bearing 130 matches with sealing ring 200, thereby by sealing ring 200 indentation sealing grooves.
In addition, roller bearing 130 for cross section be the cylinder of circle or regular polygon.Certainly, roller bearing 130 also can be the cylinder of other shapes.
Further, the inwall of indent 131 applies the smooth wearing layer of one deck.Smooth wearing layer can further reduce the frictional force between roller bearing 130 and sealing ring 200, and the service life that can improve roller bearing 130.
In other embodiments, the two ends of fixed muffle 120 are respectively fixed with a bearing, and roller bearing 130, through bearing, roller bearing 130 and the inwall interval of fixed muffle 120 are arranged, and roller bearing 130 rotates with bearing.Because roller bearing 130 is rotatably connected by bearing and fixed muffle 120, can reduce the frictional force between roller bearing 130 and fixed muffle 120.
Further, sealing ring press-in device 100 also comprises locating part 140, roller bearing 130 is provided with stopper slot 133, stopper slot 133 along the circumferential hoop of roller bearing 130 around roller bearing 130 1 weeks, locating part 140 is through fixed muffle 120, and the end of locating part 140, in the interior rotation of stopper slot 133, makes roller bearing 130 not come off in the interior rotation of fixed muffle 120.Owing to adopting locating part 140 to match with stopper slot 133, thereby guarantee cylinder freely rotates fixed muffle 120 is interior, but difficult drop-off out.
Specifically, in illustrated embodiment, on fixed muffle 120, offer screw, locating part 140 is threaded fastener, and threaded fastener passes screw and is screwed with screw.Certainly, in other embodiments, locating part 140 can be for inserting the latch in fixed muffle 120.
Specifically in the illustrated embodiment, stopper slot 133 is located at the middle part of roller bearing 130, two roller bearings 130 equal in length, and the setting position of the stopper slot 133 of two roller bearings 130 is identical.Due to the length of roller bearing 130 and the setting position of stopper slot 133 all identical, make the stopper slot 133 of two roller bearings 130 can repeat pressure holding sealing ring 200, and then above-mentioned sealing ring 200 press-in devices 100 can be pressed into by secondary, thus improve efficiency of assembling.
In other embodiments, each roller bearing 130 comprises half axial region of two separation, and one end of half axial region is provided with indent 131, and the other end is provided with multiple spaced stopper slots 133, and locating part 140 is multiple, and corresponding half axial region setting; Each locating part 140 selectively coordinates with multiple stopper slots 133 of corresponding half axial region, thereby regulates the spacing between two indents 131 of roller bearing 130.In the time need to assembling the sealing ring 200 of different size, can be by the spacing between two indents 131 of adjusting roller bearing 130, make above-mentioned sealing ring press-in device 100 be applicable to the sealing ring 200 of different sizes.
Above-mentioned sealing ring press-in device 100 at least has the following advantages:
(1) mode that above-mentioned sealing ring press-in device 100 rolls by roller bearing 130 is pressed into, and changes traditional slip press mode into rolling press mode, thereby reduces the frictional force between sealing ring press-in device 100 and sealing ring 200.
(2) roller bearing 130 of above-mentioned sealing ring press-in device 100 is provided with the indent 131 that the shape of shape and sealing ring 200 matches, and roller bearing 130 rolls along sealing ring 200, comparatively even when keeping sealing ring 200 indentation sealing groove, and be pressed into angle and be consistent.
(3) above-mentioned sealing ring press-in device 100 is provided with two spaced roller bearings 130 that are parallel to each other, and can carry out secondary to sealing ring 200 and be pressed into, and improves the sealing of efficiency of assembling and sealing ring 200.
Meanwhile, the present invention also provides a kind of sealing ring method of press-fitting of light fixture.
A sealing ring method of press-fitting for light fixture, it adopts above-mentioned sealing ring press-in device 100, and the sealing ring method of press-fitting of this light fixture comprises the steps:
Step a, the shape of sealing ring 200 is corresponding with the shape of the seal groove of the shell 300 of light fixture, and sealing ring 200 is put into the opening part of seal groove;
Step b, places corresponding the indent of the roller bearing of sealing ring press-in device 100 130 131 sealing ring 200;
And
Step c, promotes hand-held 110 of sealing ring press-in device 100, and roller bearing 130 is rolled along sealing ring 200, and indent 131 matches with sealing ring 200, thereby by sealing ring 200 indentation sealing grooves.
The sealing ring method of press-fitting of above-mentioned light fixture can solve the assembly problem of the special-shaped seal ring of explosion-proof lamp shell 300 effectively, has improved special-shaped seal ring assembling uniformity, has ensured the water resistance of light fixture, has improved in addition efficiency of assembling.
Above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a sealing ring press-in device, is characterized in that, comprising:
Hand-held, comprise handle portion and the support bar of U-shaped, the two ends of described support bar are fixedly connected with the two ends of described handle portion respectively;
Two fixed muffles, lay respectively at the opposite end of described hand-held, and two parallel being oppositely arranged of fixed muffle, the vertical connection of end of the middle part of each described fixed muffle and described handle portion and support bar one end; And
Two roller bearings, respectively through described two fixed muffles, and described roller bearing is rotatable in described fixed muffle, and the two ends of each described roller bearing expose to outside described fixed muffle, and are respectively equipped with an indent; The shape of described indent and the shape of sealing ring match, and described indent along the circumferential hoop of described roller bearing around described roller bearing one week;
Wherein, promote described handle portion, described roller bearing is rolled along described sealing ring, the indent of described roller bearing matches with described sealing ring, thereby by described sealing ring indentation sealing groove.
2. sealing ring press-in device as claimed in claim 1, it is characterized in that, also comprise locating part, described roller bearing is provided with stopper slot, described stopper slot along the circumferential hoop of described roller bearing around described roller bearing one week, described locating part is through described fixed muffle, and the end of described locating part rotates in described stopper slot, described roller bearing rotated in described fixed muffle and do not come off.
3. sealing ring press-in device as claimed in claim 2, is characterized in that, on described fixed muffle, offers screw, and described locating part is threaded fastener, and described threaded fastener passes described screw and is screwed with described screw.
4. sealing ring press-in device as claimed in claim 2, is characterized in that, each roller bearing comprises half axial region of two separation, one end of described half axial region is provided with described indent, the other end is provided with multiple spaced described stopper slots, and described locating part is multiple, and corresponding described half axial region setting; Each described locating part selectively coordinates with multiple stopper slots of corresponding described half axial region, thereby regulates the spacing between two indents of described roller bearing.
5. sealing ring press-in device as claimed in claim 2, is characterized in that, described stopper slot is located at the middle part of described roller bearing, described two roller bearings equal in length, and the setting position of the stopper slot of described two roller bearings is identical.
6. sealing ring press-in device as claimed in claim 2, is characterized in that, described locating part is the latch inserting in described fixed muffle.
7. sealing ring press-in device as claimed in claim 2, it is characterized in that, the two ends of described fixed muffle are respectively fixed with a bearing, and described roller bearing is through described bearing, the inwall interval of described roller bearing and described fixed muffle is arranged, and described roller bearing rotate with described bearing.
8. sealing ring press-in device as claimed in claim 2, is characterized in that, the inwall of described indent applies the smooth wearing layer of one deck.
9. sealing ring press-in device as claimed in claim 1, is characterized in that, described roller bearing is that cross section is the cylinder of circle or regular polygon.
10. a sealing ring method of press-fitting for light fixture, is characterized in that, it adopts the sealing ring press-in device as described in claim 1 ~ 9 any one, and the sealing ring method of press-fitting of described light fixture comprises the steps:
The shape of described sealing ring is corresponding with the shape of the seal groove of the shell of described light fixture, and described sealing ring is put into the opening part of described seal groove;
Corresponding described the indent of the roller bearing of described sealing ring press-in device sealing ring is placed; And
Promote hand-held of described sealing ring press-in device, described roller bearing is rolled along described sealing ring, described indent matches with described sealing ring, thereby described sealing ring is pressed in described seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310042250.7A CN103963003B (en) | 2013-01-31 | 2013-01-31 | The sealing ring method of press-fitting of sealing ring press-in device and light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310042250.7A CN103963003B (en) | 2013-01-31 | 2013-01-31 | The sealing ring method of press-fitting of sealing ring press-in device and light fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103963003A true CN103963003A (en) | 2014-08-06 |
| CN103963003B CN103963003B (en) | 2016-02-10 |
Family
ID=51233251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310042250.7A Expired - Fee Related CN103963003B (en) | 2013-01-31 | 2013-01-31 | The sealing ring method of press-fitting of sealing ring press-in device and light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103963003B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392939A (en) * | 2016-11-28 | 2017-02-15 | 新乡市振英机械设备有限公司 | Screen pressing tool |
| CN115008406A (en) * | 2022-08-10 | 2022-09-06 | 徐州保信密封件有限公司 | Sealing ring assembling device with steel skeleton structure of sealing bearing and using method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5893202A (en) * | 1997-09-19 | 1999-04-13 | Chiquita Brands, Inc. | Tool and method for installing the inner oil seal in the hub of a wheel assembly |
| CN1586821A (en) * | 2004-10-09 | 2005-03-02 | 西安理工大学 | Seal ring mounting device |
| US7127788B2 (en) * | 2003-12-09 | 2006-10-31 | Milton Wayne Tutt | Conduit coupling system, tool and method |
| CN201009213Y (en) * | 2007-01-25 | 2008-01-23 | 王晓龙 | Mounting tool of aluminium alloy window, plastic steel window glass sealing strip |
| CN201609883U (en) * | 2009-12-31 | 2010-10-20 | 上海东方泵业(集团)有限公司 | Mechanical seal static ring pressing device |
| CN201856220U (en) * | 2010-11-04 | 2011-06-08 | 济南吉利汽车有限公司 | Sealing strip installing device |
-
2013
- 2013-01-31 CN CN201310042250.7A patent/CN103963003B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5893202A (en) * | 1997-09-19 | 1999-04-13 | Chiquita Brands, Inc. | Tool and method for installing the inner oil seal in the hub of a wheel assembly |
| US7127788B2 (en) * | 2003-12-09 | 2006-10-31 | Milton Wayne Tutt | Conduit coupling system, tool and method |
| CN1586821A (en) * | 2004-10-09 | 2005-03-02 | 西安理工大学 | Seal ring mounting device |
| CN201009213Y (en) * | 2007-01-25 | 2008-01-23 | 王晓龙 | Mounting tool of aluminium alloy window, plastic steel window glass sealing strip |
| CN201609883U (en) * | 2009-12-31 | 2010-10-20 | 上海东方泵业(集团)有限公司 | Mechanical seal static ring pressing device |
| CN201856220U (en) * | 2010-11-04 | 2011-06-08 | 济南吉利汽车有限公司 | Sealing strip installing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392939A (en) * | 2016-11-28 | 2017-02-15 | 新乡市振英机械设备有限公司 | Screen pressing tool |
| CN115008406A (en) * | 2022-08-10 | 2022-09-06 | 徐州保信密封件有限公司 | Sealing ring assembling device with steel skeleton structure of sealing bearing and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103963003B (en) | 2016-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20160193724A1 (en) | Socket Spanner | |
| CN103963003B (en) | The sealing ring method of press-fitting of sealing ring press-in device and light fixture | |
| MY161571A (en) | Galling-resistant threaded tubular component, and process for coating said component | |
| EP2787257A3 (en) | Fluid transfer seal assemblies, fluid transfer systems, and methods for transferring process fluid between stationary and rotating components using the same | |
| CN103746242B (en) | A kind of single-ended operation formula fluorescent tube plug-in and pull-off device | |
| UY37239A (en) | CONNECTOR SYSTEMS IN MOUNTING OF WEAR MEMBERS GEARED TO THE EARTH | |
| CN204179615U (en) | A kind of scalable cable protection pipe | |
| CN106078616A (en) | Wire circlip erecting device on a kind of carrying roller mandrel | |
| CN203202479U (en) | Union convenient to rapidly disassemble and assemble and union spanner | |
| CN204025670U (en) | Clip quick open type major diameter container sealing device | |
| WO2018186132A1 (en) | Plug for water supply piping | |
| CN205262687U (en) | Tubular product fast loading and unloading device | |
| EP2955792A3 (en) | Electrical contact socket with reduced insertion force | |
| WO2015010013A3 (en) | Printing assembly | |
| CN204371928U (en) | A kind of split type bearing | |
| CN203308946U (en) | Novel venting detachable sight window | |
| CN106170649B (en) | A kind of pressure ring in mechanical seal | |
| CN204114392U (en) | Valve connector | |
| CN218869983U (en) | Steel pipe for curtain Roman rod | |
| CN203477595U (en) | Rotating seal valve device | |
| CN220370589U (en) | Pipeline filter | |
| CN208084235U (en) | A kind of clip spanner | |
| CN210329025U (en) | Fishing rod rear plug convenient to screw, front plug and fishing rod convenient to screw fishing rod rear plug | |
| CN203392397U (en) | Glue roller fixing device of grain conveyer | |
| CN202716207U (en) | Metric and imperial common sleeve/wrench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160210 Termination date: 20190131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |