CN203762636U - Centering and rotating positioning type automatic closing device - Google Patents

Centering and rotating positioning type automatic closing device Download PDF

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Publication number
CN203762636U
CN203762636U CN201320873651.2U CN201320873651U CN203762636U CN 203762636 U CN203762636 U CN 203762636U CN 201320873651 U CN201320873651 U CN 201320873651U CN 203762636 U CN203762636 U CN 203762636U
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CN
China
Prior art keywords
guide
rail plate
block
automatic closing
slide block
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.)
Withdrawn - After Issue
Application number
CN201320873651.2U
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Chinese (zh)
Inventor
朱光达
周林鸣
张海文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI HAIDAR PRECISION SLIDES Co Ltd
Original Assignee
WUXI HAIDAR PRECISION SLIDES Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WUXI HAIDAR PRECISION SLIDES Co Ltd filed Critical WUXI HAIDAR PRECISION SLIDES Co Ltd
Priority to CN201320873651.2U priority Critical patent/CN203762636U/en
Application granted granted Critical
Publication of CN203762636U publication Critical patent/CN203762636U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a centering and rotating positioning type automatic closing device, which has the advantages that the structure is simple and compact, no resistance can be felt when the centering and rotating positioning type automatic closing device is slowly pushed, the positioning is stable, and the centering and rotating positioning type automatic closing device does not easily fall off. The centering and rotating positioning type automatic closing device is characterized in that a sliding guide rail is arranged on a fixed guide rail in a sliding way, a guide seat is fixedly arranged at the bottom end of the fixed guide rail and is provided with a guide part of which the direction is the same as the sliding direction of the sliding guide rail, a sliding block is arranged on the guide part of the guide seat, the guide seat and the sliding block are connected through a spring, the guide part is provided with a guide groove, the bottom surface of a bottom plate of a stirring block is provided with a centering convex plate and a rotating convex plate, the centering convex plate penetrates through a fixing hole of the sliding block, the rotating convex plate stretches into the guide rail after penetrating through a rotating groove of the sliding block, the front end of the guide groove is provided with a positioning groove which is communicated with the guide groove, a stirring part on the bottom plate of the stirring block is provided with a concave opening groove, a clamping block on the bottom surface of the sliding guide rail can be clamped into the concave opening groove, and a groove opening end surface, which is located at one side of the sliding guide rail along the opening direction, of the concave opening groove is lower than a groove opening end surface, which is located at one side of the sliding guide rail along the closing direction, of the concave opening groove.

Description

A kind of centering rotational positioning automatic closing device
Technical field
The utility model relates to slide rail technical field, is specially a kind of centering rotational positioning automatic closing device.
Background technology
The automatic closing device of many employings slidingtype locating dowel of automatic closing device is installed in existing sliding rail structure of drawer, if publication number is the self-closing device of the disclosed a kind of slide plate of Chinese patent of CN 101052328B, see Figure 15, Figure 16, it is because moving pin 34 need to have the space moving freely between movable part 35 and tabular fixture 36, thus cause moving pin 34 under the pulling force of extension spring due to and movable part 35, tabular fixture 36 between easily run-off the straight, cause moving pin landing to be lost efficacy compared with large gap; In addition, due to the moving pin linear guiding part 38 and the mutual vertical UNICOM of curve leader 39 of the extension 37 of tabular fixture 36, thereby when promote inner removable guide rail make moving pin 34 from linear guiding part 38 to curve leader 39 moving process easily sensation resistance increase suddenly, affect user's aesthetic quality; Moreover this mechanism takes up room greatly, supporting slide rail manufacturing procedure is many.
Utility model content
For the problems referred to above, the utility model provides a kind of centering rotational positioning automatic closing device, and it is simple in structure, compact, even if also can not feel while slowly pushing that resistance exists, and has improved user and has operated aesthetic quality, positioning stablity again, difficult drop-off.
Its technical scheme is such: a kind of centering rotational positioning automatic closing device, it comprises fixed guide and rail plate, described fixed guide is fixedly arranged on object, described rail plate is fixedly arranged on the slide mass sliding with respect to described object, described rail plate is slidably mounted on described fixed guide, it is characterized in that: it also comprises guide holder, slide block and shifting block, described guide holder is fixedly installed in the bottom of described fixed guide, described guide holder is provided with and described rail plate glide direction guide part in the same way, described slide block is installed on the guide part of described guide holder and can moves along described guide part, between described guide holder and described slide block, be connected by spring, on described guide part, offer and described rail plate glide direction gathering sill in the same way, described shifting block comprises clicking section, bottom surface, described clicking section is provided with spigot edge and rotation boss, on described slide block, the spigot edge of corresponding described shifting block and rotation boss are respectively equipped with corresponding fixing hole and swivelling chute, described spigot edge is through the fixing hole of described slide block, described rotation boss stretches in described gathering sill through after the swivelling chute of described slide block, in the time that described slide block moves along described guide part, described rotation boss moves in described gathering sill inter-sync, the front end of described gathering sill is provided with the locating slot with described gathering sill UNICOM, after described rotation boss moves in described locating slot along described gathering sill, described shifting block can rotate described rotation boss simultaneously to the opening direction of described rail plate taking described spigot edge as turning cylinder and can in described locating slot, rotate along described swivelling chute, the base plate of described shifting block is provided with clicking section, described clicking section is provided with matrix open slot, the bottom surface of described rail plate is provided with fixture block, described fixture block can snap in described matrix open slot, described matrix open slot is positioned at the notch end face of described rail plate opening direction one side lower than the notch end face that is positioned at described rail plate closing direction one side.
It is further characterized in that: described spigot edge is circular boss, described spigot edge is through after in the fixing hole of described slide block, be connected location by described spigot edge with described slide block by connection rivet, and described connection rivet passes the annulus endoporus of described positioning boss;
The locating surface of described locating slot is the arc surface extending to described rail plate opening direction, and described locating surface is connected by arc surface transition with described guiding groove face;
Described rotation boss is provided with projection, and described projection is through the bottom surface of hooking described slide block after described swivelling chute;
On described shifting block, be provided with return supplementary structure, described return supplementary structure comprises the extension that is arranged at described clicking section and is positioned at rail plate opening direction one side, on described extension, the end that is positioned at described rail plate opening direction one side is provided with flange, opening direction one side that described flange is positioned at described rail plate is provided with the wedge face under oblique, described clicking section, described flange and the base plate extension between described clicking section and flange form groove, and the fixture block of described rail plate can be stuck in described groove;
The upper end that described flange is positioned at described rail plate closing direction one side is provided with spacing arc end;
Described matrix open slot is U-shaped open slot; The fixture block of described rail plate is cylindrical;
Described guide holder comprises base, described guide part, and described guide part is vertical with described base to link into an integrated entity, and described base is fixed on the bottom of described fixed guide;
Described slider bottom is provided with spill draw-in groove, and the guide part of described guide holder is embedded in described spill draw-in groove;
The both sides of described base, the both sides of slide block are provided with spring mounting seat respectively, and the two ends of described spring are installed on respectively in the spring mounting seat of described base, described slide block;
Described gathering sill is stepped ramp type, and described swivelling chute is circular arc type swivelling chute, and described spigot edge is stepped ramp type boss, and described fixing hole is stepped ramp type hole.
Adopt after design of the present utility model, rail plate and fixed guide are under closure state, rotation boss is positioned at the bottom of the gathering sill of guide holder, fixture block on rail plate is positioned at the matrix open slot of the clicking section of shifting block, when rail plate is during to front slide, fixture block on rail plate drives shifting block Integral synchronous to move, shifting block drives the guide part of slider guide seat to move forward by spigot edge simultaneously, drive shifting block to move at fixture block and make shifting block, the rotation boss that slide block moves to shifting block in gathering sill process foremost moves in gathering sill inter-sync, under the drive of fixture block, shifting block has the trend that the opening direction to rail plate rotates taking spigot edge as turning cylinder, and be subject to the spacing of gathering sill, rotation boss cannot rotate in the swivelling chute of slide block, move to gathering sill foremost and enter in the process in locating slot when fixture block drives shifting block and slide block, shifting block rotates to opening direction taking spigot edge as turning cylinder, rotate boss forwards in locating slot along swivelling chute simultaneously, after this fixture block drives shifting block to continue to rotate to rail plate opening direction along with rail plate continues reach simultaneously, until departing from from the U-shaped open slot of the clicking section of shifting block, the fixture block of rail plate rotates the be positioned circular arc type locating surface location of groove of boss simultaneously, now rail plate continues to be drawn out of, when rail plate and fixed guide during in open mode spring in elongation state, in the time of the closed rail plate of needs and fixed guide, promoting rail plate moves to fixed guide bottom, in the time that rail plate moves to certain position backward, fixture block on rail plate contacts and then promotes shifting block with the matrix open slot of the clicking section of shifting block again and rotates to closing direction taking spigot edge as turning cylinder, making to rotate boss is transferred in gathering sill along swivelling chute, and now spill open slot tangles shifting block, slide block drives the bottom of shifting block along guide part to fixed guide to move under the rebound effect power of spring, drive fixture block to drive afterwards rail plate to move to fixed guide bottom by shifting block matrix open slot simultaneously, until spring recovers deflated state, thereby realize the automatic closure of rail plate, automatic closing device of the present utility model, after rail plate is opened completely, the rotation boss of shifting block is located by locating slot and is spacing by the swivelling chute of slide block, thereby its location is reliable, effectively avoids the phenomenon that tilts to lose efficacy.
In addition, the utility model automatic closing device, on the guide part of its guide holder, the locating surface of locating slot is the arc surface extending to rail plate opening direction, and locating surface is connected with the transition of guiding groove face arc surface, therefore in the time that user promotes rail plate and moves to fixed guide bottom, particularly promoting rail plate makes fixture block snap in the matrix open slot of shifting block and drives that to stir while rotation along the locating surface of circular arc resistance little, can effectively improve user's operation aesthetic quality, improve comfort.
In addition, automatic closing device of the present utility model is also provided with the return supplementary structure of shifting block, at rail plate and fixed guide during in open mode, because rotation boss is subject to spacing slide block and the shifting block entirety of making of locating slot to be limited in guide part foremost, and now spring is in extended state, and the external force being subject to when shifting block and while rotating, rotation boss can be subject to the retraction of spring to drive disengaging locating slot, now coordinate with the fixture block of rail plate by the return supplementary structure of shifting block, shifting block and slide block entirety easily can be reset to locating slot, thereby guarantee that automatic closing device recovers normal when can be again closed.
Brief description of the drawings
Fig. 1 is the structural representation of automatic closing device of the present utility model;
Fig. 2 is the assembly structure schematic diagram at guide holder in automatic closing device of the present utility model, slide block and shifting block the first visual angle;
Fig. 3 is the assembly structure schematic diagram at guide holder in automatic closing device of the present utility model, slide block and shifting block the second visual angle;
Fig. 4 is the structural representation of guide holder in automatic closing device of the present utility model;
Fig. 5 is the main TV structure schematic diagram of slide block in automatic closing device of the present utility model;
Fig. 6 is the left TV structure schematic diagram of Fig. 5;
Fig. 7 is the structural representation at the first visual angle of shifting block in automatic closing device of the present utility model;
Fig. 8 is the structural representation at the second visual angle of shifting block in automatic closing device of the present utility model;
Fig. 9 is the assembly structure schematic diagram of slide block and shifting block in the utility model;
Figure 10 is the structural representation of connection rivet in the utility model;
Figure 11 is the view of the utility model device in fixed guide and rail plate opening process;
Figure 12 is the view of the utility model device in fixed guide and rail plate closing course;
Figure 13 is the local process schematic diagram at the first visual angle of the shifting block return supplementary structure of shifting block in the utility model device and the fixture block interoperation of rail plate;
Figure 14 is the local process schematic diagram at the second visual angle of the shifting block return supplementary structure of shifting block in the utility model device and the fixture block interoperation of rail plate
Figure 15 is the structural representation of existing self-closing device;
Figure 16 is the structural representation of tabular fixture in Figure 15.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further:
See Fig. 1~Figure 10, the utility model automatic closing device, it comprises fixed guide 1 and rail plate 2, fixed guide 1 is fixedly arranged on object, rail plate 2 is fixedly arranged on the slide mass sliding with respect to object, and in the present embodiment, rail plate 2 is slidably mounted in fixed guide 1 by rail 28 in sliding, it also comprises guide holder 3, slide block 4 and shifting block 5, guide holder 3 is fixedly installed in the bottom of fixed guide 1, guide holder 3 is provided with and rail plate glide direction guide part 6 in the same way, slide block 4 is installed on the guide part 6 of guide holder 3 and can moves along guide part 6, between guide holder 3 and slide block 4, be connected by spring 7, on guide part 6, offer and rail plate glide direction gathering sill 8 in the same way, shifting block 5 comprises base plate 9, base plate 9 bottom surfaces of shifting block 5 are provided with spigot edge 10 and rotation boss 11, on slide block 4, the spigot edge 10 of corresponding shifting block 5 and rotation boss 11 are respectively equipped with corresponding fixing hole 12 and swivelling chute 13, spigot edge 10 is through the fixing hole 12 of slide block 4, rotation boss 11 is through stretching into gathering sill interior 8 after swivelling chute 13, in the time that slide block 4 moves along guide part 6, rotation boss 11 moves in gathering sill 8 inter-syncs, the front end of gathering sill 8 is provided with the locating slot 14 with gathering sill 8 UNICOMs, when rotation boss 11 move into along gathering sill 8 locating slot 14 interior after, shifting block 5 can rotate boss 11 to the opening direction rotation of rail plate taking spigot edge 10 as turning cylinder simultaneously can be along swivelling chute 13 in the interior rotation of locating slot 14, the base plate of shifting block 5 is provided with clicking section 15, clicking section 15 is provided with matrix open slot 16, the bottom surface of rail plate 2 is provided with fixture block 17, fixture block 17 can snap in matrix open slot 16, matrix open slot 16 is positioned at the notch end face 18 of rail plate opening direction one side lower than the notch end face 19 that is positioned at rail plate closing direction one side, rotation boss 11 is provided with projection 20, and projection 20 is through 13 bottom surfaces of hooking slide block 4 after swivelling chute, the phenomenon that projection 20 can effectively avoid shifting block 5 to upwarp because of the stressed afterbody of front end, in Fig. 2, Fig. 4 29 is buffer head, and it is in the time that rail plate 2 and fixed guide 1 are closed, to 28 cushioning effects of rail in sliding.
Spigot edge 10 is circular boss, and spigot edge 10 passes after the fixing hole 12 of slide block 4, by connection rivet 40, spigot edge 10 is connected to location with slide block 4, and connection rivet 40 is through the annulus endoporus 41 of positioning boss;
The locating surface 31 of locating slot 14 is the arc surface extending to rail plate opening direction, and locating surface 31 is connected by arc surface 32 transition with guiding groove face;
On shifting block 5, be provided with return supplementary structure, return supplementary structure comprises the extension 21 that is arranged at clicking section 15 and is positioned at rail plate opening direction one side, extension 21 extends to the opening direction of rail plate, extension 21, on be positioned at rail plate opening direction one side end be provided with flange 22, opening direction one side that flange 22 is positioned at rail plate is provided with the wedge face 30 under oblique, clicking section 15, flange 22 and the base plate extension 21 between clicking section 15 and flange 22 form groove 23, and the fixture block 17 of rail plate can be stuck in groove 23;
The upper end that flange 22 is positioned at rail plate closing direction one side is provided with spacing arc end 33;
Matrix open slot 16 is U-shaped open slot; The fixture block 17 of rail plate is cylindrical;
Guide holder 3 comprises base 24, guide part 6, guide part 6 connect into entirety vertical with base 24, and base 24 is fixed on the bottom of fixed guide 1;
Slide block 4 bottoms are provided with spill draw-in groove 25, and the guide part 6 of guide holder 3 is embedded in spill draw-in groove 25;
The both sides that the both sides of base 24 are provided with spring mounting seat 26, slide block 4 are provided with spring mounting seat 27, and the two ends of spring 7 are installed on respectively in the spring mounting seat 26,27 of base 24, slide block 4;
Gathering sill 8 is stepped ramp type, and swivelling chute 13 is circular arc type swivelling chute, and spigot edge 10 is stepped ramp type boss, and fixing hole 12 is stepped ramp type hole.
Specifically describe the course of work of lower the utility model automatic closing device below: see Figure 11, rail plate 2 and fixed guide 1 are under closure state, rotation boss 11 is positioned at the bottom of the gathering sill 8 of guide holder 3, fixture block 17 on rail plate 2 is positioned at the matrix open slot 16 of the clicking section 15 of shifting block 5, when rail plate 2 is during to front slide, fixture block 17 on rail plate 2 drives shifting block 5 Integral synchronous to move, shifting block 5 moves forward along the guide part 6 of guide holder 3 with movable slider 4 by spigot edge 10 simultaneously, drive shifting block 5 to move at fixture block 17 and make shifting block 5, slide block 4 moves to the spigot edge 10 of shifting block 5 in gathering sill 8 process foremost, rotation boss 11 is synchronously in the interior movement of gathering sill 8, under the drive of fixture block 17, shifting block 5 has the trend of rotating to opening direction taking spigot edge 10 as turning cylinder rail plate, and be subject to the spacing of gathering sill 8, rotation boss 11 cannot be along the interior rotation of the swivelling chute of slide block 4 13, when fixture block 17 drives shifting block 5 and slide block 4 to move to gathering sill 8 foremost and enters in the process in locating slot 14, taking spigot edge 10 as turning cylinder, the opening direction to rail plate 2 rotates shifting block 5, rotate boss 11 forwards in locating slot 14 along swivelling chute 13 simultaneously, after this fixture block 17 drives shifting block 5 to continue to rotate to the opening direction of rail plate along with rail plate 2 continues reach simultaneously, until the fixture block 17 of rail plate 2 departs from and rotates the be positioned circular arc type locating surface 31 of groove 8 of boss 11 and locate from the U-shaped open slot 16 of the clicking section 15 of shifting block 5 simultaneously, and then rail plate 2 continues to extract out, when rail plate 2 with fixed guide 1 during in opening spring 7 in elongation state, see Figure 12, in the time of the closed rail plate 2 of needs and fixed guide 1, promoting rail plate 2 moves to fixed guide 1 bottom, in the time that rail plate 2 moves to certain position backward, fixture block 17 on rail plate 2 contacts with the matrix open slot 16 of the clicking section 15 of shifting block 5 again and then promotes shifting block 5 closing direction to rail plate rotates taking spigot edge 10 as turning cylinder, making to rotate boss 11 is transferred in gathering sill 8 along swivelling chute 13, and now spill open slot 16 tangles fixture block 17, slide block 4 drives shifting block 5 to move to the bottom of fixed guide 1 along guide part 6 under the rebound effect power of spring 7, drive fixture block 17 to drive afterwards rail plate 2 to move to fixed guide 1 bottom by the matrix open slot 16 of shifting block 5 simultaneously, until spring 7 recovers deflated state, thereby realize the automatic closure of rail plate.
See Figure 13, Figure 14, at rail plate 2 with fixed guide 1 during in opening, because being subject to spacing slide block 4 and shifting block 5 entirety of making of locating slot 14, rotation boss 11 is limited in guide part 6 foremost, and now spring 7 is in extended state, and the external force being subject to when shifting block 5 and rotating, rotation boss 11 can be driven by the retraction of spring 7 and depart from locating slot 14 and be back to the lowermost end of gathering sill 8, in the case rail plate 2 is pushed to fixed guide 1 bottom, the fixture block 17 of rail plate 2 first contacts with the flange 22 of shifting block 5, continue to promote rail plate 2, when fixture block 17 moves along the wedge face 30 of flange 22, fixture block 17 presses down flange 22 until fixture block 17 snaps in groove 23, then pull rail plate 2 to opening direction, fixture block 17 drives shifting block 5, shifting block 5 is with movable slider 4 to move to opening direction along guide part 6 simultaneously, until the fixture block 17 of rail plate 2 departs from and rotates the be positioned circular arc type locating surface 31 of groove 8 of boss 11 and locate from the U-shaped open slot 16 of the clicking section 15 of shifting block 5 simultaneously, rail plate 2 continues reach, fixture block 17 departs from from groove 23, make shifting block 5 and slide block 4 entirety easily be reset to locating slot, thereby guarantee that automatic closing device recovers normal when can be again closed.

Claims (10)

1. a centering rotational positioning automatic closing device, it comprises fixed guide and rail plate, described fixed guide is fixedly arranged on object, described rail plate is fixedly arranged on the slide mass sliding with respect to described object, described rail plate is slidably mounted on described fixed guide, it is characterized in that: it also comprises guide holder, slide block and shifting block, described guide holder is fixedly installed in the bottom of described fixed guide, described guide holder is provided with and described rail plate glide direction guide part in the same way, described slide block is installed on the guide part of described guide holder and can moves along described guide part, between described guide holder and described slide block, be connected by spring, on described guide part, offer and described rail plate glide direction gathering sill in the same way, described shifting block comprises clicking section, bottom surface, described clicking section is provided with spigot edge and rotation boss, on described slide block, the spigot edge of corresponding described shifting block and rotation boss are respectively equipped with corresponding fixing hole and swivelling chute, described spigot edge is through the fixing hole of described slide block, described rotation boss stretches in described gathering sill through after the swivelling chute of described slide block, in the time that described slide block moves along described guide part, described rotation boss moves in described gathering sill inter-sync, the front end of described gathering sill is provided with the locating slot with described gathering sill UNICOM, after described rotation boss moves in described locating slot along described gathering sill, described shifting block can rotate described rotation boss simultaneously to the opening direction of described rail plate taking described spigot edge as turning cylinder and can in described locating slot, rotate along described swivelling chute, the base plate of described shifting block is provided with clicking section, described clicking section is provided with matrix open slot, the bottom surface of described rail plate is provided with fixture block, described fixture block can snap in described matrix open slot, described matrix open slot is positioned at the notch end face of described rail plate opening direction one side lower than the notch end face that is positioned at described rail plate closing direction one side.
2. a kind of centering rotational positioning automatic closing device according to claim 1, it is characterized in that: described spigot edge is circular boss, described spigot edge is through after in the fixing hole of described slide block, be connected location by described spigot edge with described slide block by connection rivet, and described connection rivet passes the annulus endoporus of described positioning boss.
3. a kind of centering rotational positioning automatic closing device according to claim 1, it is characterized in that: the locating surface of described locating slot is the arc surface extending to described rail plate opening direction, and described locating surface is connected by arc surface transition with described guiding groove face.
4. a kind of centering rotational positioning automatic closing device according to claim 1, is characterized in that: described rotation boss is provided with projection, and described projection is through the bottom surface of hooking described slide block after described swivelling chute.
5. a kind of centering rotational positioning automatic closing device according to claim 1, it is characterized in that: on described shifting block, be provided with return supplementary structure, described return supplementary structure comprises the extension that is arranged at described clicking section and is positioned at rail plate opening direction one side, on described extension, the end that is positioned at described rail plate opening direction one side is provided with flange, opening direction one side that described flange is positioned at described rail plate is provided with the wedge face under oblique, described clicking section, described flange and the base plate extension between described clicking section and flange form groove, the fixture block of described rail plate can be stuck in described groove.
6. a kind of centering rotational positioning automatic closing device according to claim 5, is characterized in that: the upper end that described flange is positioned at described rail plate closing direction one side is provided with spacing arc end.
7. a kind of centering rotational positioning automatic closing device according to claim 1, it is characterized in that: described guide holder comprises base, described guide part, described guide part is vertical with described base to link into an integrated entity, and described base is fixed on the bottom of described fixed guide.
8. a kind of centering rotational positioning automatic closing device according to claim 1, is characterized in that: described slider bottom is provided with spill draw-in groove, and the guide part of described guide holder is embedded in described spill draw-in groove.
9. a kind of centering rotational positioning automatic closing device according to claim 7, it is characterized in that: the both sides of described base, the both sides of slide block are provided with spring mounting seat respectively, and the two ends of described spring are installed on respectively in the spring mounting seat of described base, described slide block.
10. a kind of automatic closing device according to claim 1, it is characterized in that: described matrix open slot is U-shaped open slot, the fixture block of described rail plate is cylindrical, described gathering sill is stepped ramp type, described swivelling chute is circular arc type swivelling chute, described spigot edge is stepped ramp type boss, and described fixing hole is stepped ramp type hole.
CN201320873651.2U 2013-12-29 2013-12-29 Centering and rotating positioning type automatic closing device Withdrawn - After Issue CN203762636U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320873651.2U CN203762636U (en) 2013-12-29 2013-12-29 Centering and rotating positioning type automatic closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320873651.2U CN203762636U (en) 2013-12-29 2013-12-29 Centering and rotating positioning type automatic closing device

Publications (1)

Publication Number Publication Date
CN203762636U true CN203762636U (en) 2014-08-13

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Application Number Title Priority Date Filing Date
CN201320873651.2U Withdrawn - After Issue CN203762636U (en) 2013-12-29 2013-12-29 Centering and rotating positioning type automatic closing device

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103720224A (en) * 2013-12-29 2014-04-16 无锡海达尔精密滑轨有限公司 Centering rotary positioning type automatic closing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103720224A (en) * 2013-12-29 2014-04-16 无锡海达尔精密滑轨有限公司 Centering rotary positioning type automatic closing device

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20140813

Effective date of abandoning: 20151021

C25 Abandonment of patent right or utility model to avoid double patenting