CN108487780B - Bidirectional handle - Google Patents
Bidirectional handle Download PDFInfo
- Publication number
- CN108487780B CN108487780B CN201810514719.5A CN201810514719A CN108487780B CN 108487780 B CN108487780 B CN 108487780B CN 201810514719 A CN201810514719 A CN 201810514719A CN 108487780 B CN108487780 B CN 108487780B
- Authority
- CN
- China
- Prior art keywords
- handle
- clamping strip
- groove
- mounting
- mounting plate
- 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.)
- Active
Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000003780 insertion Methods 0.000 claims abstract description 13
- 230000037431 insertion Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 2
- 238000007789 sealing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B1/003—Handles pivoted about an axis perpendicular to the wing
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B2001/0076—The handle having at least two operating positions, e.g. the bolt can be retracted by moving the handle either upwards or downwards
Landscapes
- Lock And Its Accessories (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
Abstract
The invention discloses a bidirectional handle, and aims to provide an easy-to-mount handle which is simple in structure, convenient to mount and labor-saving. The invention comprises a handle part and a seat body, wherein the tail end of the handle part is provided with an insertion connection part, the connection part is arranged on the seat body, the seat body comprises a handle mounting plate, a bottom plate and a reset mechanism in transmission connection with the handle part, the back surface of the handle mounting plate is provided with a mounting space matched with the reset mechanism, and the reset mechanism is arranged behind the mounting space; the reset mechanism comprises a rotary shifting piece and four reset springs, wherein the rotary shifting piece and the four reset springs are arranged in the installation space, the back surface of the handle installation plate is provided with a limit groove matched with the four reset springs, the rotary shifting piece is symmetrically provided with two sets of shifting terminals, one set of shifting terminals corresponds to the two reset springs, and the shifting terminals are positioned between the two reset springs; the invention is applied to the technical field of door handles by sealing the installation space by the rotary plectrum and four reset springs on the bottom plate.
Description
Technical Field
The invention relates to a door handle, in particular to a bidirectional handle.
Background
The bidirectional handle is a handle capable of unlocking in the upper and lower directions, the structure of the conventional bidirectional handle is complex, the handle is pre-arranged on the mounting plate, the tail end of the handle is limited through a snap spring, the mounting plate is fixed on the door, and finally the decorative cover is covered. The handle mounting mode is only suitable for the conventional handle, and for some door handle structures with special-shaped handle parts, the decorative cover cannot be mounted at a later stage, and the mounting plate of the handle is exposed outside, so that the overall appearance of the door is seriously affected.
Meanwhile, when the door handle is installed, one installation plate is installed on the inner side and the outer side of the door respectively, then the screw sleeve penetrates through one installation plate, the screw penetrates through the other installation plate, and finally the two installation plates are pressed on the door surface through the threaded connection of the screw and the screw sleeve. In the mounting process, when the screw and the screw sleeve just start to contact, the screw sleeve is easy to eject from the end part of the screw, so that the screw sleeve is easy to drop from the mounting plate, the screw sleeve is easy to lose, and meanwhile, an installer needs to take down the aligned mounting plate again, and needs to be aligned again when the mounting plate is mounted again; if the installer does not take down the aligned mounting plate, another installer is required to retrieve the lost screw sleeve. Therefore, the installation structure is high in installation difficulty, low in installation efficiency and high in labor cost.
In addition, the current door handle finds that the decorative cover is easy to loosen in the long-term use process, or the decorative cover is deformed after the door handle is maintained, so that the decorative effect before installation is difficult to restore.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing the bidirectional handle which has the advantages of simple structure, convenient installation, good stability and capability of realizing bidirectional unlocking.
The technical scheme adopted by the invention is as follows: the invention comprises a handle part and a seat body, wherein the tail end of the handle part is provided with an insertion connecting part, the insertion connecting part is arranged on the seat body, the seat body comprises a handle mounting plate, a bottom plate and a reset mechanism in transmission connection with the handle part, the back surface of the handle mounting plate is provided with a mounting space matched with the reset mechanism, and the reset mechanism is arranged behind the mounting space; the reset mechanism comprises a rotary shifting piece and four reset springs, wherein the rotary shifting piece and the four reset springs are arranged in the installation space, limiting grooves matched with the four reset springs are formed in the back surface of the handle installation plate, two sets of toggle terminals are symmetrically arranged on the rotary shifting piece, one set of toggle terminals corresponds to the two reset springs, and the toggle terminals are positioned between the two reset springs; the bottom plate seals the installation space with the rotary plectrum and four reset springs.
Further, a clamping groove is formed in the insertion connecting portion, the base body comprises a handle mounting plate, a handle mounting hole is formed in the handle mounting plate, at least one placing groove is formed in the inner wall of the handle mounting hole, and a clamping spring matched with the clamping groove is arranged in the placing groove; when the handle part is installed, the insertion connection part is inserted into the handle installation hole, and the clamping spring is clamped in the clamping groove, so that the limit of the handle part is realized.
Further, the clamping spring comprises an upper clamping strip and a lower clamping strip, the tail of the upper clamping strip is connected with the tail of the lower clamping strip, and the head of the upper clamping strip and the head of the lower clamping strip are outwards opened.
Further, the clamping springs are integrally designed, the joint of the upper clamping strip and the lower clamping strip is an arc-shaped opening, a limiting column is further arranged in the placing groove, notches are formed in the middle of the upper clamping strip and the middle of the lower clamping strip, and the notches of the upper clamping strip and the notches of the lower clamping strip are clamped on the limiting column; when the handle part is disassembled, the clamping spring is pulled inwards through the arc-shaped opening, the upper part of the upper clamping strip and the upper part of the lower clamping strip are outwards opened under the action of the limiting column, and meanwhile, the upper clamping strip and the lower clamping strip are inwards contracted and far away from the clamping groove, so that the limitation of the handle part is relieved.
Further, the front of the handle mounting plate is provided with a disassembling groove communicated with the placing groove, and the disassembling tool can adjust the arc-shaped opening in the disassembling groove.
Further, the bidirectional handle comprises two handle parts and two seat bodies which are symmetrically arranged, screws and threaded sleeves which are in threaded connection with the screws are respectively arranged on the seat bodies, a transmission shaft is arranged between the two handle parts, and locking screws which are matched with the transmission shaft are arranged on the handle parts.
Further, a plurality of screw mounting holes and screw sleeve mounting holes are respectively formed in the handle mounting plate, the screws penetrate through the screw mounting holes, the tail parts of the screw sleeves penetrate through the screw sleeve mounting holes and are in threaded connection with the screws, a plurality of elastic bulges or elastic convex rings are arranged in the screw sleeve mounting holes, clearance fit is adopted between the screw sleeve mounting holes and the screw sleeves, and the diameters of the circular tops of the elastic bulges or the inner diameters of the elastic convex rings are smaller than the diameters of the heads of the screw sleeves; and an extension part matched with the screw mounting hole and/or the screw sleeve mounting hole is further arranged on the handle mounting plate.
Further, the bidirectional handle further comprises a decorative cover matched with the handle mounting plate, at least one protrusion is arranged on the side portion of the handle mounting plate, a yielding groove corresponding to the protrusion is formed in the handle mounting plate, the protrusion is located on the side portion of the yielding groove, the mounting portion between the yielding groove and the protrusion is made of elastic materials, and the protrusion is arranged on the mounting portion; when the handle is installed, the decorative cover is covered on the handle installation plate.
Further, the bulge is provided with an inclined part along the installation direction, and the top of the bulge is provided with an arc; the decoration cover is provided with a stop notch, and the bottom plate is provided with a rotation stop block matched with the stop notch.
The beneficial effects of the invention are as follows: the invention adopts a bidirectional design, and comprises a handle part and a base body, wherein the tail end of the handle part is provided with an insertion connection part, the insertion connection part is arranged on the base body, the base body comprises a handle mounting plate, a bottom plate and a reset mechanism in transmission connection with the handle part, the back surface of the handle mounting plate is provided with a mounting space matched with the reset mechanism, and the reset mechanism is arranged behind the mounting space; the reset mechanism comprises a rotary shifting piece and four reset springs, wherein the rotary shifting piece and the four reset springs are arranged in the installation space, limiting grooves matched with the four reset springs are formed in the back surface of the handle installation plate, two sets of toggle terminals are symmetrically arranged on the rotary shifting piece, one set of toggle terminals corresponds to the two reset springs, and the toggle terminals are positioned between the two reset springs; the bottom plate seals the installation space with the rotary plectrum and four reset springs. The invention has simple structure, convenient installation and good stability, and can realize bidirectional unlocking.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an exploded view of the housing 2;
fig. 3 is a schematic view of the structure of the end of the handle portion 1;
FIG. 4 is a cross-sectional view of the base 2
Fig. 5 is a top view of the housing 2;
fig. 6 is a perspective view of the base 2;
fig. 7 is a schematic structural view of the clamping spring 8;
fig. 8 is a schematic view of the installation of the handle portion 1;
fig. 9 is a schematic structural view of the handle mounting plate 5 and the decorative cover 2 a;
FIG. 10 is a rear view of the handle mounting plate 5 and the decorative cover 2a mated;
FIG. 11 is an enlarged schematic view of the structure of FIG. 9 at A;
fig. 12 is a cross-sectional view of the two said housings 2 after installation;
fig. 13 is an enlarged schematic view of the structure of fig. 12 at B.
Description of the embodiments
As shown in fig. 1 and 2, in this embodiment, the present invention includes a handle portion 1 and a base 2, an insertion connection portion 3 is disposed at an end of the handle portion 1, the insertion connection portion 3 is mounted on the base 2, the base 2 includes a handle mounting plate 5, a bottom plate 15, and a reset mechanism in driving connection with the handle portion 1, an installation space adapted to the reset mechanism is disposed on a reverse side of the handle mounting plate 5, and the reset mechanism is mounted behind the installation space; the reset mechanism comprises a rotary shifting piece 21 and four reset springs 22 which are arranged in the installation space, a limiting groove 23 which is matched with the four reset springs 22 is formed in the back surface of the handle installation plate 5, two sets of toggle terminals 24 are symmetrically arranged on the rotary shifting piece 21, one set of toggle terminals 24 corresponds to the two reset springs 22, and the toggle terminals 24 are positioned between the two reset springs 22; the bottom plate 15 seals the rotary pulling piece 21 and the four return springs 22 in the installation space.
As shown in fig. 3 to 6 and 8, in this embodiment, the insertion connection portion 3 is provided with a clamping groove 4, the base 2 includes a handle mounting plate 5, the handle mounting plate 5 is provided with a handle mounting hole 6, at least one placement groove 7 is provided on an inner wall of the handle mounting hole 6, and a clamping spring 8 adapted to the clamping groove 4 is provided in the placement groove 7; when the handle part 1 is installed, the insertion connection part 3 is inserted into the handle installation hole 6, and the clamping spring 8 is clamped in the clamping groove 4, so that the limit of the handle part 1 is realized.
As shown in fig. 7, in this embodiment, the clamping spring 8 includes an upper clamping strip 9 and a lower clamping strip 10, the tail of the upper clamping strip 9 is connected with the tail of the lower clamping strip 10, and the head of the upper clamping strip 9 and the head of the lower clamping strip 10 are both open outwards.
In this embodiment, the clamping spring 8 is integrally designed, the joint of the upper clamping strip 9 and the lower clamping strip 10 is an arc-shaped opening 11, a limiting column 12 is further disposed in the placement groove 7, notches 13 are disposed in the middle of the upper clamping strip 9 and the middle of the lower clamping strip 10, and the notches 13 of the upper clamping strip 9 and the notches 13 of the lower clamping strip 10 are clamped on the limiting column 12; when the handle part 1 is disassembled, the clamping spring 8 is pulled inwards through the arc-shaped opening 11, the upper part of the upper clamping strip 9 and the upper part of the lower clamping strip 10 are outwards opened under the action of the limiting column 12, and meanwhile, the upper clamping strip 9 and the lower clamping strip 10 are inwards contracted and far away from the clamping groove 4, so that the limitation of the handle part 1 is relieved.
In this embodiment, the front surface of the handle mounting plate 5 is provided with a disassembling groove 14 communicated with the placing groove 7, and the disassembling tool can adjust the arc-shaped opening 11 in the disassembling groove 14.
In this embodiment, the bidirectional handle includes two handle portions 1 and two seat bodies 2 symmetrically, two seat bodies 2 are respectively provided with a screw 17 and a threaded sleeve 18 screwed with the screw 17, a transmission shaft 19 is disposed between the two handle portions 1, and a locking screw 20 adapted to the transmission shaft 19 is disposed on the handle portion 1.
As shown in fig. 12 and 13, in this embodiment, the handle mounting plate 5 is provided with a plurality of screw mounting holes 4b and a screw sleeve mounting hole 5b, the screw 17 passes through the screw mounting hole 4b, the tail of the screw sleeve 18 passes through the screw sleeve mounting hole 5b and is in threaded connection with the screw 17, a plurality of elastic protrusions or elastic convex rings 6b are arranged in the screw sleeve mounting hole 5b, clearance fit is adopted between the screw sleeve mounting hole 5b and the screw sleeve 18, and the circular diameter of the tops of the elastic protrusions or the inner diameter of the elastic convex rings 6b are smaller than the head diameter of the screw sleeve 18; the handle mounting plate 5 is further provided with an extension portion 7b adapted to the screw mounting hole 4b and/or the screw sleeve mounting hole 5 b.
As shown in fig. 8 to 10, in this embodiment, the bidirectional handle further includes a decorative cover 2a adapted to the handle mounting plate 5, at least one protrusion 3a is provided on a side portion of the handle mounting plate 5, a relief groove 4a corresponding to the protrusion 3a is provided on the handle mounting plate 5, the protrusion 3a is located on a side portion of the relief groove 4a, an installation portion 5a between the relief groove 4a and the protrusion 3a is made of an elastic material, and the protrusion 3a is provided on the installation portion 5a; when mounted, the decorative cover 2a covers the handle mounting plate 5.
In this embodiment, the protrusion 3a is provided with a bevel 6a along the installation direction, and the top of the protrusion 3a is provided with an arc 7a; the decorative cover 2a is provided with a stop notch 11a, and the bottom plate 15 is provided with a stop block 12a matched with the stop notch 11 a.
The invention is applied to the technical field of door handles.
While the embodiments of this invention have been described in terms of practical aspects, they are not to be construed as limiting the meaning of this invention, and modifications to the embodiments and combinations with other aspects thereof will be apparent to those skilled in the art from this description.
Claims (6)
1. The utility model provides a two-way handle, includes handle portion (1) and pedestal (2), the end of handle portion (1) is provided with inserts connecting portion (3), insert connecting portion (3) install on pedestal (2), its characterized in that: the seat body (2) comprises a handle mounting plate (5), a bottom plate (15) and a reset mechanism in transmission connection with the handle part (1), wherein the back surface of the handle mounting plate (5) is provided with a mounting space matched with the reset mechanism, and the reset mechanism is mounted behind the mounting space; the reset mechanism comprises a rotary shifting piece (21) and four reset springs (22) which are arranged in the installation space, limiting grooves (23) which are matched with the four reset springs (22) are formed in the back surface of the handle installation plate (5), two groups of shifting terminals (24) are symmetrically arranged on the rotary shifting piece (21), one group of shifting terminals (24) corresponds to the two reset springs (22), and the shifting terminals (24) are located between the two reset springs (22); the base plate (15) seals the rotary plectrum (21) and the four reset springs (22) in the installation space, a clamping groove (4) is formed in the insertion connecting portion (3), the base body (2) comprises a handle installation plate (5), a handle installation hole (6) is formed in the handle installation plate (5), at least one placing groove (7) is formed in the inner wall of the handle installation hole (6), and a clamping spring (8) matched with the clamping groove (4) is arranged in the placing groove (7); when the handle part (1) is installed, the insertion connecting part (3) is inserted into the handle installation hole (6), the clamping spring (8) is clamped in the clamping groove (4), and further the limit of the handle part (1) is realized,
the clamping spring (8) comprises an upper clamping strip (9) and a lower clamping strip (10), the tail of the upper clamping strip (9) is connected with the tail of the lower clamping strip (10), the head of the upper clamping strip (9) and the head of the lower clamping strip (10) are outwards opened, the clamping spring (8) is integrally designed, the joint of the upper clamping strip (9) and the lower clamping strip (10) is an arc-shaped opening (11), a limiting column (12) is further arranged in the placing groove (7), notches (13) are formed in the middle of the upper clamping strip (9) and the middle of the lower clamping strip (10), and the notches (13) of the upper clamping strip (9) and the notches (13) of the lower clamping strip (10) are clamped on the limiting column (12); when the handle part (1) is disassembled, the clamping spring (8) is pulled inwards through the arc-shaped opening (11), the upper part of the upper clamping strip (9) and the upper part of the lower clamping strip (10) are outwards opened under the action of the limiting column (12), and meanwhile, the upper clamping strip (9) and the lower clamping strip (10) are inwards contracted and far away from the clamping groove (4), so that the limitation of the handle part (1) is relieved.
2. A bidirectional handle as recited in claim 1 wherein: the front of the handle mounting plate (5) is provided with a disassembling groove (14) communicated with the placing groove (7), and the disassembling tool can adjust the arc-shaped opening (11) in the disassembling groove (14).
3. The bidirectional handle as set forth in claim 1, wherein the bidirectional handle comprises two handle portions (1) and two seat bodies (2) symmetrically arranged, screws (17) and threaded sleeves (18) in threaded connection with the screws (17) are respectively arranged on the two seat bodies (2), a transmission shaft (19) is arranged between the two handle portions (1), and locking screws (20) matched with the transmission shaft (19) are arranged on the handle portions (1).
4. A bidirectional handle as recited in claim 3 wherein: the handle mounting plate (5) is respectively provided with a plurality of screw mounting holes (4 b) and a screw sleeve mounting hole (5 b), the screw (17) penetrates through the screw mounting holes (4 b), the tail part of the screw sleeve (18) penetrates through the screw sleeve mounting holes (5 b) and then is in threaded connection with the screw (17), a plurality of elastic bulges or elastic convex rings (6 b) are arranged in the screw sleeve mounting holes (5 b), clearance fit is adopted between the screw sleeve mounting holes (5 b) and the screw sleeve (18), and the circular diameter of the tops of the elastic bulges or the inner diameter of the elastic convex rings (6 b) is smaller than the head diameter of the screw sleeve (18); the handle mounting plate (5) is also provided with an extension part (7 b) which is matched with the screw mounting hole (4 b) and/or the screw sleeve mounting hole (5 b).
5. A bidirectional handle as recited in claim 2 wherein: the bidirectional handle further comprises a decorative cover (2 a) which is matched with the handle mounting plate (5), at least one protrusion (3 a) is arranged on the side portion of the handle mounting plate (5), a yielding groove (4 a) corresponding to the protrusion (3 a) is arranged on the handle mounting plate (5), the protrusion (3 a) is positioned on the side portion of the yielding groove (4 a), the mounting portion (5 a) between the yielding groove (4 a) and the protrusion (3 a) is made of elastic materials, and the protrusion (3 a) is arranged on the mounting portion (5 a); when the handle is installed, the decorative cover (2 a) covers the handle installation plate (5).
6. A bidirectional grip as recited in claim 5 wherein: the bulge (3 a) is provided with an inclined part (6 a) along the installation direction, and the top of the bulge (3 a) is provided with an arc (7 a); the decorative cover (2 a) is provided with a stop notch (11 a), and the bottom plate (15) is provided with a stop block (12 a) matched with the stop notch (11 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810514719.5A CN108487780B (en) | 2018-05-25 | 2018-05-25 | Bidirectional handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810514719.5A CN108487780B (en) | 2018-05-25 | 2018-05-25 | Bidirectional handle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108487780A CN108487780A (en) | 2018-09-04 |
| CN108487780B true CN108487780B (en) | 2023-11-10 |
Family
ID=63352012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810514719.5A Active CN108487780B (en) | 2018-05-25 | 2018-05-25 | Bidirectional handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108487780B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1220187A (en) * | 1968-03-22 | 1971-01-20 | James Collins Birmingham Ltd | Improvements relating to door handles |
| EP1022413A1 (en) * | 1999-01-19 | 2000-07-26 | Hoppe Ag | Mounting plate |
| CN2544047Y (en) * | 2002-04-26 | 2003-04-09 | 何德邦 | Panel for bolt core door lock and bidirection handle |
| CN203499352U (en) * | 2013-08-09 | 2014-03-26 | 深圳市再丰达实业有限公司 | Left and right interchanging type resetting mechanism |
| CN104265071A (en) * | 2014-10-13 | 2015-01-07 | 茵科门控（珠海保税区）有限公司 | Door lock handle component of sectional material door |
| CN107091012A (en) * | 2017-06-01 | 2017-08-25 | 北京火河科技有限公司 | A kind of device for changing position of door lock handle |
| CN207167108U (en) * | 2017-09-25 | 2018-04-03 | 深圳市庄海钦粮油进出口有限公司 | A kind of basic damp-proof device of Automatic Warehouse |
| CN208618935U (en) * | 2018-05-25 | 2019-03-19 | 茵科门控（珠海保税区）有限公司 | A kind of reversible handle |
-
2018
- 2018-05-25 CN CN201810514719.5A patent/CN108487780B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1220187A (en) * | 1968-03-22 | 1971-01-20 | James Collins Birmingham Ltd | Improvements relating to door handles |
| EP1022413A1 (en) * | 1999-01-19 | 2000-07-26 | Hoppe Ag | Mounting plate |
| CN2544047Y (en) * | 2002-04-26 | 2003-04-09 | 何德邦 | Panel for bolt core door lock and bidirection handle |
| CN203499352U (en) * | 2013-08-09 | 2014-03-26 | 深圳市再丰达实业有限公司 | Left and right interchanging type resetting mechanism |
| CN104265071A (en) * | 2014-10-13 | 2015-01-07 | 茵科门控（珠海保税区）有限公司 | Door lock handle component of sectional material door |
| CN107091012A (en) * | 2017-06-01 | 2017-08-25 | 北京火河科技有限公司 | A kind of device for changing position of door lock handle |
| CN207167108U (en) * | 2017-09-25 | 2018-04-03 | 深圳市庄海钦粮油进出口有限公司 | A kind of basic damp-proof device of Automatic Warehouse |
| CN208618935U (en) * | 2018-05-25 | 2019-03-19 | 茵科门控（珠海保税区）有限公司 | A kind of reversible handle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108487780A (en) | 2018-09-04 |
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