CN101418650B - Shaft sealing structure for handle of rack lock - Google Patents
Shaft sealing structure for handle of rack lock Download PDFInfo
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- CN101418650B CN101418650B CN2008102178817A CN200810217881A CN101418650B CN 101418650 B CN101418650 B CN 101418650B CN 2008102178817 A CN2008102178817 A CN 2008102178817A CN 200810217881 A CN200810217881 A CN 200810217881A CN 101418650 B CN101418650 B CN 101418650B
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Abstract
The invention discloses a shaft seal structure of cabinet lock handgrip, which comprises a lock, a handgrip, and a handgrip shaft, wherein the handgrip is hinged with the handgrip shaft, the handgrip shaft passes through a mounting hole on the lock and is mounted on the lock, the handgrip drives the handgrip shaft to rotate to realize the open and lock of the cabinet, a handgrip shaft lifting mechanism is arranged between the handgrip and the handgrip shaft so as to press down the handgrip and lift the handgrip shaft when closing the lock, the handgrip shaft is sleeved with a sealing ring after passing through the mounting hole on the lock, the part on the lock corresponding to the sealing ring is provided with a sealing ring mount groove so as to accommodate the sealing ring, the height of the sealing ring mounting groove is less than that of the sealing ring, the handgrip is attached to the sealing ring and is sleeved with a gasket and a spring, the upper end of the spring is attached to the gasket, and the lower end of the spring is downward limited on the handgrip shaft in axial direction, when the handgrip is pressed down, the handgrip shaft lifting mechanism lifts the handgrip shaft to compact the spring to generate distortion, and the elastic force generated by the spring distortion is transmitted to the sealing ring to generate deformation under the extrusion of the gasket and the sealing ring mounting groove.
Description
Technical field
The present invention relates to rack lock field, be specifically related to a kind of hermetically-sealed construction of rack lock.
Background technology
A bad major reason of outdoor cabinet lockset water resistance is exactly that handgrip axle and lock body clearance seal are bad at present, and water can enter the rack the inside from the gap of handgrip axle and lock body, and like this, the water proof and dust proof grade of whole rack all can reduce; And common handgrip axle and the seal form between lock body opening that adopts of lockset all is that the handgrip Simmer ring is fixed on the handgrip axle at present, sealing ring and lock body opening matched in clearance, in sealing ring and lock body hole, fill full lubrication oil, guarantee that with lubrication oil the feel that waterproof and handgrip depress is not unsmooth,, when rack is in high temperature, during the outdoor environment of very severes such as sand and dust, such structure design certainly will cause in lubrication oil loss or the lacuna and be full of dirt sand, unfavorable condition at short-term possibility water proof and dust proof in the time of semi-load the previous year also can't be found, but the time one is long, the situation of water inlet will be more and more serious, be unable to undergo the test of time, can not play the effect of water proof and dust proof again.
Summary of the invention
Technical problem to be solved by this invention provides effective, the long-term service-strong shaft sealing structure for handle of rack lock of a kind of water proof and dust proof.
The technical solution used in the present invention is: shaft sealing structure for handle of rack lock, comprise lock body, handgrip and handgrip axle, handgrip and handgrip axle are hinged, the installing hole that the handgrip axle passes on the lock body is installed on the lock body, drive the handgrip axle by handgrip and rotate the unlatching locking of realizing rack, be provided with handgrip axle hoisting mechanism between described handgrip and the handgrip axle and lift the handgrip axle when closure is locked, to depress handgrip, described handgrip axle passes behind the installing hole on the lock body and is with sealing ring on it, corresponding sealing ring position is provided with the sealing ring mounting groove in order to hold sealing ring on the described lock body, the height of described sealing ring mounting groove is less than the sealing ring height, be close to sealing ring on the described handgrip axle and also be with pad successively, spring, pad is close in described spring upper end, the spring lower end axially is limited in downwards on the handgrip axle, lifting the handgrip axle by handgrip axle hoisting mechanism when handgrip is depressed makes spring produce distortion by compression, the elastic force that camber of spring produces passes to sealing ring at the other end by pad makes sealing ring be subjected to being out of shape under the extruding from pad and sealing ring mounting groove, and the sealing ring mounting groove that sealing ring is filled on the lock body along the radial deformation of handgrip axle finally is eliminated the radial clearance of handgrip axle, thereby the clearance seal between handgrip axle and installing hole is lived, prevent reliably from the possibility of handgrip axle water inlet, reach the purpose of water-tight, because the elastic force of spring is that gradual change increases along with depressing of handgrip, along with being raised to vertically, the handgrip axle moves to extreme higher position (being locked position), the elastic force of handgrip axle spring also gradual change has reached maximum, this moment, handgrip Simmer ring cross section compressive deformation degree also was that gradual change is to maximum, the effect of handgrip axle spring gradual change pressure is also helpful at the mobile initial stage of handgrip axle, avoid since on the handgrip axle sealing ring section deformation excessive and too tightly cause frictional force excessive with lock body opening sealing, cause the handgrip axle to be difficult between lock body opening, move, the undesirable condition that causes handgrip to be difficult to depress, and can effectively reduce the degree of wear of sealing ring.
Described handgrip axle hoisting mechanism preferably includes the downward protuberance on the handgrip, connect the slipping base of dissatisfied its slippage of confession with protuberance, described downward protuberance contiguous handgrip and handgrip axle pin joint also are partial to the handgrip free end, described slipping base is positioned in the installing hole on the lock body or with lock body and makes one, contact point with downward protuberance and slipping base when depressing the handgrip free end is raised the handgrip other end as fulcrum formation lever, thereby the handgrip other end is drawn high by pin joint and is lifted the handgrip axle, along with downward protuberance constantly changes at slipping base upper surface slippage contact point, when handgrip is depressed fully, the handgrip axle is lifted to the highest, certainly handgrip axle hoisting mechanism also can adopt other general hoisting mechanisms, for example handgrip is adopted with the handgrip axle to be threaded.
The another kind of optimal way of described handgrip axle hoisting mechanism is that described handgrip axle hoisting mechanism comprises the downward protuberance on the handgrip, contact the slipping base that supplies its slippage with protuberance, described downward protuberance contiguous handgrip and handgrip axle pin joint also are partial to the handgrip free end, described slipping base is positioned in the installing hole on the lock body or with lock body and makes one, described slipping base also is provided with the projection post on the limit, described projection post height is higher than the protruding point of downward protuberance on the handgrip to the height of handgrip and handgrip axle pin joint, contact point with downward protuberance and slipping base when depressing the handgrip free end is raised the handgrip other end as fulcrum formation lever, thereby the handgrip other end is drawn high by pin joint and is lifted the handgrip axle, along with downward protuberance constantly changes at slipping base upper surface slippage contact point, when handgrip is depressed fully, the projection post contacts with handgrip and the handgrip axle is lifted to the highest, and this moment, protuberance separated with slipping base downwards.
In the above-mentioned dual mode, also be hinged with a spring retainer with the handgrip hinged place on the described handgrip axle, be provided with a little spring in the described spring retainer, handgrip is withstood in described little spring upper end, depress back compressing little spring generation distortion generation fully at handgrip like this and support, can when unblanking, play the effect of the handgrip of upspringing.
The preferred curved or taper of the axial cross section profile of described sealing ring mounting groove is so that sealing ring is subjected to three extruding to reach best deformation effect, and mounting groove also can be square or other shapes certainly.
Preferred described handgrip axle upper spring is with a link stopper under the lower end, link stopper is axially fixed on the handgrip axle by locating snap ring, realize the axially down motion of the relative handgrip in restraining spring lower end with this, can certainly adopt the mode by pin or bolt that handgrip axle upper spring lower end the form on the handgrip axle of being fixed on is realized qualification to the spring lower end.
In the such scheme, can also further make the internal diameter of described link stopper external diameter and lock body below form matched in clearance with another support as the handgrip axle.
Technique effect of the present invention is: the present invention makes the handgrip Simmer ring appoint at elastic force to press down tightening seal by drawing high the handgrip axle, along with progressively depressing of handgrip axle, the camber of spring degree is strengthened gradually, corresponding elastic force also is that gradual change increases, thereby the deformation extent that makes handgrip Simmer ring cross section also is gradual change to be increased, it is excessive to have improved handgrip required pressure in the locking process, the situation that feel is unsmooth, increase the reliability of handgrip axial play sealing, and handgrip Simmer ring stress deformation is very little when opening rotation status, handgrip rotates nimbly and freely like this, and ring wear is little, long service life.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the present invention is described in further detail:
Fig. 1 a is the three-dimensional decomposition texture schematic diagram of the specific embodiment of the invention one;
Fig. 1 b is a structural representation of removing the part lock body among Fig. 1 a;
Fig. 2 a is the three-dimensional package assembly schematic diagram of the specific embodiment of the invention one;
Fig. 2 b is a structural representation of removing the part lock body among Fig. 2 a;
Fig. 3 a, Fig. 3 b, Fig. 3 c are the specific embodiment of the invention one opening internal construction schematic diagrames;
Fig. 4 is the local enlarged diagram in the specific embodiment of the invention one opening sealing ring position;
Fig. 5 a, Fig. 5 b, Fig. 5 c are the specific embodiment of the invention one locking states internal construction schematic diagrames;
Fig. 6 is the local enlarged diagram in the specific embodiment of the invention one locking states sealing ring position;
Fig. 7 a is the three-dimensional decomposition texture schematic diagram of the specific embodiment of the invention two;
Fig. 7 b is a structural representation of removing the part lock body among Fig. 1 a;
Fig. 8 a is the solid assembling back structural representation of the specific embodiment of the invention two;
Fig. 8 b is a structural representation of removing the part lock body among Fig. 2 a;
Fig. 9 a, Fig. 9 b, Fig. 9 c are the specific embodiment of the invention two opening internal construction schematic diagrames;
Figure 10 is the local enlarged diagram in the sealing ring position of the specific embodiment of the invention two openings;
Figure 11 a, Figure 11 b, Figure 11 c are the specific embodiment of the invention two locking states internal construction schematic diagrames;
Figure 12 is the local enlarged diagram in the sealing ring position of the specific embodiment of the invention two locking states.
The specific embodiment
As Fig. 1 a, Fig. 1 b, Fig. 2 a, Fig. 2 b is depicted as the specific embodiment of the invention one, for clarity sake, Fig. 1 b, Fig. 2 b has removed the part lock body, shaft sealing structure for handle of rack lock comprises lock body 1, handgrip 2 and handgrip axle 3, handgrip 2 is hinged by bearing pin 4 with handgrip axle 3, the axle installing hole 102 that handgrip axle 3 passes on the lock body 1 is installed on the lock body 1, drive handgrip axle 3 by handgrip 2 and rotate the unlatching locking of realizing rack, be provided with handgrip axle hoisting mechanism between handgrip 2 and the handgrip axle 3 and lift handgrip axle 3 when closure is locked, to depress handgrip 2, handgrip axle 3 passes behind the installing hole on the lock body 1 and is with sealing ring 301 on it, corresponding sealing ring position is provided with conical seal ring mounting groove 101 in order to hold the sealing ring (see figure 4) on the lock body, be close to sealing ring 301 on the handgrip axle 3 and also be with pad 302 successively, spring 303, link stopper 304, pad 302 is close in spring 303 upper ends, link stopper 304 is close in spring 301 lower ends, link stopper 304 is axially fixed on the handgrip axle 3 by locating snap ring 305, realize that with this relative handgrip axle 3 in restraining spring 301 lower ends moves downward, the internal diameter of link stopper 304 external diameters and lock body 1 below forms matched in clearance with another support as handgrip axle 3.
As Fig. 1 and Fig. 3 a, Fig. 3 b, shown in Fig. 3 c, handgrip axle hoisting mechanism comprises the downward protuberance 201 on the handgrip, contact the slipping base 5 that supplies its slippage with protuberance, downward protuberance 201 contiguous handgrips 2 are with handgrip axle 3 pin joints and be partial to handgrip 2 free ends, slipping base 5 is positioned in the installing hole 103 on the lock body 1, Fig. 4 is the local enlarged diagram in the specific embodiment of the invention one opening sealing ring position, this moment, sealing ring 301 did not enter in the sealing ring mounting groove 101 of taper, do not deform, therefore rotate freely during handgrip 2 rotations and minimum ring wear, raise handgrip 2 other ends with the downward protuberance 201 and the contact point of slipping base 5 as fulcrum formation lever when depressing handgrip 2 free ends, thereby handgrip 2 other ends are drawn high by pin joint and are lifted handgrip axle 3, along with downward protuberance 201 at slipping base 5 surface slidings, contact point constantly changes, when handgrip 2 is depressed fully, handgrip axle 3 will be lifted to the highest, promptly as Fig. 5 a, Fig. 5 b, shown in Fig. 5 c, handgrip 2 was fully depressed and was in locking states this moment, because of handgrip 2 when the opening, the height of sealing ring mounting groove 101 is less than sealing ring 301 height, when depressing handgrip 2, handgrip 2 is drawn high gradually by handgrip axle hoisting mechanism and is lifted handgrip axle 3, locating snap ring 305 on the handgrip axle 3 drives link stopper 304 and and then moves up, cause the spring 303 that is enclosed within on the handgrip axle 3 to produce distortion by compression, the elastic force that spring 303 distortion produces passes to sealing ring 301 at the other end by pad 302 makes sealing ring 301 be subjected to being out of shape under the extruding from pad 301 and sealing ring mounting groove 101 inclined-planes, as shown in Figure 6, the sealing ring mounting groove 101 that sealing ring 301 is filled on the lock body gradually along the radial deformation of handgrip axle 3 finally is eliminated the handgrip axle and the radial clearance at axle installing hole 102 places, thereby the handgrip axle 3 and the clearance seal at axle installing hole 102 places are lived, prevent reliably from the possibility of handgrip axle 3 water inlets, reach the purpose of water-tight, because the elastic force of spring 303 is that gradual change increases along with depressing of handgrip 2, along with handgrip 2 be depressed put in place after, handgrip axle 3 is lifted vertically and moves to extreme higher position (being locked position), the elastic force of handgrip axle 3 upper springs 303 also gradual change has reached maximum, sealing ring 301 cross section compressive deformation degree also are that gradual change is to maximum on the handgrip axle 3 at this moment, the effect of handgrip axle 3 upper springs 303 gradual change pressure is also helpful moves the initial stage at handgrip axle 3, avoid since on the handgrip axle 3 sealing ring 301 section deformations excessive and too tightly cause frictional force excessive with handgrip axle 3 sealing, cause handgrip axle 3 to be difficult to move 102 of axle installing holes, the undesirable condition that causes handgrip 2 to be difficult to depress, and can effectively reduce the degree of wear of sealing ring 301.
As Fig. 7 a, Fig. 7 b, Fig. 8 a, Fig. 8 b is depicted as the specific embodiment of the invention two, for clarity sake, Fig. 7 b, Fig. 8 b has removed the part lock body, be that with the difference of the specific embodiment handgrip axle hoisting mechanism is slightly different, and sealing ring mounting groove 101 is circular arc, all the other structures are basic identical, as Fig. 9 a, Fig. 9 b, shown in Fig. 9 c, handgrip axle hoisting mechanism comprises the downward protuberance 201 on the handgrip, contact the slipping base 5 that supplies its slippage with protuberance 201, downward protuberance 201 contiguous handgrips 2 are with handgrip axle 3 pin joints and be partial to handgrip 2 free ends, slipping base 5 is positioned in the installing hole 103 on the lock body 1, slipping base also is provided with projection post 501 on 5 limits, projection post 501 highly is higher than the protruding point of downward protuberance 201 on the handgrip 2 to the height of handgrip 2 with handgrip axle 3 pin joints, Figure 10 is the local enlarged diagrams in the specific embodiment of the invention two opening lower seal positions, be that with the difference of Fig. 4 its sealing ring mounting groove 101 is circular arc, when depressing handgrip 2 free ends, raise the handgrip other end as fulcrum formation lever with the downward protuberance 201 and the contact point of slipping base 5, thereby handgrip 2 other ends are drawn high by pin joint and are lifted handgrip axle 3, along with downward protuberance 201 at slipping base 5 surface slidings, contact point constantly changes, when handgrip 2 is depressed fully, projection post 501 contacted with handgrip 2 and replaced downward protuberance 201 to lift to the highest as propping up the handgrip axle 3 of naming a person for a particular job this moment, this moment, protuberance 201 separated with slipping base 5 downwards, promptly as Figure 11 a, Figure 11 b, shown in Figure 11 c, handgrip 2 was fully depressed and was in locking states this moment, because of handgrip 2 when the opening, the height of sealing ring mounting groove 101 is less than sealing ring 301 height, when depressing handgrip 2, handgrip 2 is drawn high gradually by handgrip axle hoisting mechanism and is lifted handgrip axle 3, locating snap ring 305 on the handgrip axle 3 drives link stopper 304 and and then moves up, cause the spring 303 that is enclosed within on the handgrip axle 3 to produce distortion by compression, the elastic force that spring 303 distortion produces passes to sealing ring 301 at the other end by pad 302 makes sealing ring 301 be subjected to being out of shape under the extruding from pad 302 and sealing ring mounting groove 101 cambered surfaces, as shown in figure 12, sealing ring 301 is filled sealing ring mounting groove 101 on the lock body 1 gradually along the radial deformation of handgrip axle 3, the handgrip axle 3 and the radial clearance at axle installing hole 102 places finally are eliminated, thereby the handgrip axle 3 and the clearance seal at axle installing hole 102 places are lived, prevent reliably from the possibility of handgrip axle 3 water inlets, reach the purpose of water-tight, because the elastic force of spring 303 is that gradual change increases along with depressing of handgrip 2, along with handgrip 2 be depressed put in place after, handgrip axle 3 is lifted vertically and moves to extreme higher position (being locked position), the elastic force of handgrip axle 3 upper springs 303 also gradual change has reached maximum, sealing ring 301 cross section compressive deformation degree also are that gradual change is to maximum on the handgrip axle 3 at this moment, the effect of handgrip axle 3 upper springs 303 gradual change pressure is also helpful moves the initial stage at handgrip axle 3, avoid owing to excessive sealing of handgrip axle 3 upper springs 303 section deformations too tightly causes frictional force excessive, cause handgrip axle 3 to be difficult to move 102 of axle installing holes, the undesirable condition that causes handgrip 2 to be difficult to depress, and can effectively reduce the degree of wear of sealing ring 301.
In the specific embodiment two, also be hinged with a spring retainer 202 with handgrip 2 hinged places on the handgrip axle 3, be provided with a little spring 203 in the spring retainer 202, handgrip 2 is withstood in little spring 203 upper ends, depress the 203 generation distortion generations of back compressing little spring fully at handgrip 2 like this and support, can when unblanking, play the effect of the handgrip 2 of upspringing.
Above-mentioned two kinds of embodiments are better embodiment of the present invention; those skilled in the art can also make multiple conversion not breaking away from technical characterictic of the present invention on the basis; for example adopt handgrip is connected with the handgrip male thread; utilize screw thread lifting handle axle as handgrip axle hoisting mechanism by rotary handle, these all should be in the protection domain of claim of the present invention.
Claims (8)
1. shaft sealing structure for handle of rack lock, comprise lock body, handgrip and handgrip axle, handgrip and handgrip axle are hinged, first installing hole that the handgrip axle passes on the lock body is installed on the lock body, drive the handgrip axle by handgrip and rotate the unlatching locking of realizing rack, it is characterized in that: be provided with handgrip axle hoisting mechanism between described handgrip and the handgrip axle and lift the handgrip axle when closure is locked, to depress handgrip, described handgrip axle passes behind second installing hole on the lock body and is with sealing ring on it, corresponding sealing ring position is provided with the sealing ring mounting groove in order to hold sealing ring on the described lock body, the height of described sealing ring mounting groove is less than the sealing ring height, be close to sealing ring on the described handgrip axle and also be with pad successively, spring, pad is close in described spring upper end, the spring lower end axially is limited in downwards on the handgrip axle, lifting the handgrip axle by handgrip axle hoisting mechanism when handgrip is depressed makes spring produce distortion by compression, the elastic force that camber of spring produces passes to sealing ring at the other end by pad and makes the sealing ring distortion, and the sealing ring mounting groove that sealing ring is filled on the lock body along the radial deformation of handgrip axle finally is eliminated the radial clearance of handgrip axle.
2. shaft sealing structure for handle of rack lock according to claim 1, it is characterized in that: described handgrip axle hoisting mechanism comprises the downward protuberance on the handgrip, contact the slipping base that supplies its slippage with protuberance, described downward protuberance contiguous handgrip and handgrip axle pin joint also are partial to the handgrip free end, described slipping base is positioned in first installing hole on the lock body or with lock body and makes one, contact point with downward protuberance and slipping base when depressing the handgrip free end is raised the handgrip other end as fulcrum formation lever, thereby the handgrip other end is drawn high by pin joint and is lifted the handgrip axle, along with downward protuberance constantly changes at slipping base upper surface slippage contact point, when handgrip was depressed fully, the handgrip axle was lifted to the highest.
3. as shaft sealing structure for handle of rack lock as described in the claim 2, it is characterized in that: also be hinged with a spring retainer with the handgrip hinged place on the described handgrip axle, be provided with a little spring in the described spring retainer, handgrip is withstood in described little spring upper end.
4. shaft sealing structure for handle of rack lock according to claim 1, it is characterized in that: described handgrip axle hoisting mechanism comprises the downward protuberance on the handgrip, contact the slipping base that supplies its slippage with protuberance, described downward protuberance contiguous handgrip and handgrip axle pin joint also are partial to the handgrip free end, described slipping base is positioned in first installing hole on the lock body or with lock body and makes one, described slipping base also is provided with the projection post on the limit, described projection post height is higher than the protruding point of downward protuberance on the handgrip to the height of handgrip and handgrip axle pin joint, contact point with downward protuberance and slipping base when depressing the handgrip free end is raised the handgrip other end as fulcrum formation lever, thereby the handgrip other end is drawn high by pin joint and is lifted the handgrip axle, along with downward protuberance constantly changes at slipping base upper surface slippage contact point, when handgrip is depressed fully, the projection post contacts with handgrip and the handgrip axle is lifted to the highest, and this moment, protuberance separated with slipping base downwards.
5. as shaft sealing structure for handle of rack lock as described in the claim 4, it is characterized in that: also be hinged with a spring retainer with the handgrip hinged place on the described handgrip axle, be provided with a little spring in the described spring retainer, handgrip is withstood in described little spring upper end.
6. as shaft sealing structure for handle of rack lock as described in the arbitrary claim of claim 1 to 5, it is characterized in that: the curved or taper of axial cross section profile of described sealing ring mounting groove.
7. as shaft sealing structure for handle of rack lock as described in the claim 6, it is characterized in that: described handgrip axle upper spring is with a link stopper under the lower end, and link stopper is axially fixed on the handgrip axle by locating snap ring, realizes the axially motion down of the relative handgrip in restraining spring lower end with this.
8. as shaft sealing structure for handle of rack lock as described in the claim 7, it is characterized in that: the internal diameter of described link stopper external diameter and lock body below forms matched in clearance with another support as the handgrip axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102178817A CN101418650B (en) | 2008-11-19 | 2008-11-19 | Shaft sealing structure for handle of rack lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102178817A CN101418650B (en) | 2008-11-19 | 2008-11-19 | Shaft sealing structure for handle of rack lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101418650A CN101418650A (en) | 2009-04-29 |
| CN101418650B true CN101418650B (en) | 2011-06-15 |
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ID=40629632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102178817A Active CN101418650B (en) | 2008-11-19 | 2008-11-19 | Shaft sealing structure for handle of rack lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101418650B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458086B (en) * | 2021-12-31 | 2023-04-07 | 广东名门锁业有限公司 | Handle assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4688835A (en) * | 1984-11-21 | 1987-08-25 | Rockwell International Corporation | Adjustable latching apparatus and method of latchably pressing and holding together |
| US5409272A (en) * | 1993-06-28 | 1995-04-25 | Southco, Inc. | Over-center latch assembly |
| CN2268758Y (en) * | 1996-08-27 | 1997-11-26 | 张垂强 | Suitcase lock |
| CN1222621A (en) * | 1998-01-09 | 1999-07-14 | 泷源制造株式会社 | Door looking handle assembly of waterproof type |
| CN200999524Y (en) * | 2006-11-13 | 2008-01-02 | 洪枝火 | Electric box doorknob lock |
| CN201318082Y (en) * | 2008-11-19 | 2009-09-30 | 深圳市中兴新通讯设备有限公司 | Machine cabinet lock handle shaft sealing structure |
-
2008
- 2008-11-19 CN CN2008102178817A patent/CN101418650B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4688835A (en) * | 1984-11-21 | 1987-08-25 | Rockwell International Corporation | Adjustable latching apparatus and method of latchably pressing and holding together |
| US5409272A (en) * | 1993-06-28 | 1995-04-25 | Southco, Inc. | Over-center latch assembly |
| CN2268758Y (en) * | 1996-08-27 | 1997-11-26 | 张垂强 | Suitcase lock |
| CN1222621A (en) * | 1998-01-09 | 1999-07-14 | 泷源制造株式会社 | Door looking handle assembly of waterproof type |
| CN200999524Y (en) * | 2006-11-13 | 2008-01-02 | 洪枝火 | Electric box doorknob lock |
| CN201318082Y (en) * | 2008-11-19 | 2009-09-30 | 深圳市中兴新通讯设备有限公司 | Machine cabinet lock handle shaft sealing structure |
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| Publication number | Publication date |
|---|---|
| CN101418650A (en) | 2009-04-29 |
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Address after: 518004 6 floors of 710 Peng Ji industrial zone, Luohu District Liantang, Shenzhen, Guangdong. Patentee after: Zhongxing new Communication Co., Ltd. Address before: 518004 6 floors of 710 Peng Ji industrial zone, Luohu District Liantang, Shenzhen, Guangdong. Patentee before: Zhongxing New Communication Equipment Co., Ltd., Shenzhen City |