CN210685637U - Public tool to lock of inserting based on rack and pinion - Google Patents
Public tool to lock of inserting based on rack and pinion Download PDFInfo
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- CN210685637U CN210685637U CN201920907562.2U CN201920907562U CN210685637U CN 210685637 U CN210685637 U CN 210685637U CN 201920907562 U CN201920907562 U CN 201920907562U CN 210685637 U CN210685637 U CN 210685637U
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- lock
- bolt
- front cover
- locking
- gear
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- 230000005540 biological transmission Effects 0.000 claims abstract description 43
- 210000000078 claw Anatomy 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 210000002105 tongue Anatomy 0.000 description 42
- 230000033001 locomotion Effects 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses a lock male plug based on a gear rack, which consists of a front cover, a rear plate, a lock core, a first lock tongue, a second lock tongue and a gear; the first bolt comprises a first main body part, a first transmission part and a first locking part, and the second bolt comprises a second main body part, a second transmission part and a second locking part; the first lock tongue and the second lock tongue are respectively arranged at the left side and the right side of an inner space enclosed by the front cover and the rear plate, and the upper parts of the first lock tongue and the second lock tongue are respectively exposed out of the inner space to form a pair of lock claws; the lock core is arranged in the center of the front cover through the lock core mounting hole, the gear is connected with the rotating shaft on the end face of the rear side of the lock core, the gear is respectively meshed with the insections on the first lock bolt and the second lock bolt, and the lock core rotates forwards and backwards through the driving gear to synchronously drive the first lock bolt and the second lock bolt to move in the opposite direction or in the opposite direction. The utility model discloses compare with current tool to lock of the same kind, it is good to have the synchronism, and stability is high, difficult wearing and tearing, long service life, the size is little, advantages such as suitability is strong.
Description
Technical Field
The utility model belongs to the tool to lock field, in particular to tool to lock public affairs are inserted based on rack and pinion.
Background
Today, the locks on the market are various. The lock with the opposite lock tongues is a common lock, the two lock tongues are in claw hook shapes and are oppositely arranged on the lock shell, and the two hook-shaped lock tongues are driven to move oppositely or relatively through the driving device and the transmission device, so that the lock is locked and unlocked. However, most of the existing locks with opposite lock tongues have the defects of large volume, easy abrasion, asynchronous lock tongue movement, incapability of automatically locking and the like, so that the problems of short service life, poor use feeling, poor applicability and the like are caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the short-lived, use that the tool to lock of current opposition spring bolt exists and feel not good, the not strong scheduling problem of suitability, the utility model provides a tool to lock that has advantages such as small, stand wear and tear, spring bolt motion synchronization, can lock automatically.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a lock male plug based on a gear rack comprises a front cover, a rear plate, a lock cylinder, a first lock tongue, a second lock tongue and a gear; the first bolt consists of a first main body part, a first transmission part and a first locking part, and the second bolt consists of a second main body part, a second transmission part and a second locking part; the first locking part and the second locking part are respectively arranged at the left end of the upper plane of the first main body part and the right end of the upper plane of the second main body part, the right side surface of the upper end of the first locking part and the left side surface of the upper end of the second locking part are respectively provided with a first locking hook and a second locking hook, the first transmission part and the second transmission part are respectively arranged at the lower part of the right end surface of the first main body part and the upper part of the left end surface of the second main body part, and the upper plane of the first transmission part and the lower plane of the second transmission part are both provided with insections;
the front cover and the rear plate cover to form a lock inner space, the left side and the right side of the inner side surface of the front cover are respectively provided with a slide way which is convenient for the first lock tongue and the second lock tongue to integrally move, and the left end and the right end of the upper plane of the front cover are respectively provided with a square opening which is convenient for the first locking part and the second locking part to extend out and move left and right; the first lock tongue and the second lock tongue are respectively arranged on the left side and the right side of the inner space of the lock in a left-right moving mode through corresponding slideways, the upper parts of the first locking part and the second locking part are respectively exposed out of the inner space of the lock through corresponding square holes, and the first lock hook and the second lock hook are oppositely arranged to form a pair of lock claws;
a lock cylinder mounting hole is formed in the center of the front cover, the lock cylinder is arranged on the front cover through the lock cylinder mounting hole, and the gear is fixedly connected with a rotating shaft on the end face of the rear side of the lock cylinder; the gear is meshed with the insections on the upper plane of the first transmission part and the insections on the lower plane of the second transmission part respectively, and the lock cylinder drives the gear to rotate forwards or backwards to synchronously drive the first lock bolt and the second lock bolt to move oppositely or oppositely.
Furthermore, a key for controlling the positive rotation or the negative rotation of the lock cylinder is inserted into the lock cylinder.
Furthermore, the middle part of the outer side surface of the rear plate is provided with a bulge, and the bulge can accommodate the rear end of the gear, so that the thickness of the front cover can be reduced, and the overall size of the lock is greatly reduced.
Furthermore, the right top end of the first lock hook and the left top end of the second lock hook are respectively arranged to be inclined planes, meanwhile, a spring mounting hole is respectively formed in the left end face of the first transmission part and the right end face of the second transmission part, two return springs are respectively arranged in the spring mounting holes, one ends of the two return springs are respectively contacted with the bottoms of the corresponding spring mounting holes, the other ends of the two return springs are respectively contacted with the inner walls of the left side and the right side of the front cover, and after the return springs are mounted, the first lock hook and the inclined planes on the second lock hook are matched, so that synchronous automatic locking of the first lock tongue and the second lock tongue can be realized.
Furthermore, the inner walls of the left side and the right side of the front cover are respectively provided with a spring positioning column, the positions of the two spring positioning columns are respectively corresponding to the positions of the two return springs, and the other ends of the two return springs are respectively sleeved on the two spring positioning columns, so that the return springs and the inner side wall of the front cover can be prevented from slipping, and the automatic locking function is prevented from being easily lost.
Furthermore, lubricating oil is coated between the gear and the first transmission part and between the gear and the second transmission part respectively, so that the abrasion of the gear, the first transmission part and the second transmission part can be reduced, the synchronous motion of the two lock tongues can be kept for a long time, and the service life is prolonged.
Furthermore, waist-shaped holes for assisting the first lock tongue and the second lock tongue to move left and right are formed in the right end of the first main body part and the left end of the second main body part respectively, sliding guide pillars corresponding to the positions of the two waist-shaped holes are arranged on the left side and the right side of the inner side surface of the front cover respectively, and when the first lock tongue and the second lock tongue are arranged in the two slide rails on the inner side surface of the front cover respectively, the two sliding guide pillars are correspondingly inserted in the two waist-shaped holes respectively.
Furthermore, an anti-shake screw is screwed on the end face of the sliding guide column, a gasket is arranged between the anti-shake screw and the end face of the sliding guide column, and the diameter of a nut of the anti-shake screw is larger than the width of the waist-shaped hole, so that the first lock tongue and the second lock tongue are prevented from swinging back and forth when moving left and right.
Furthermore, the front cover and the rear plate are fixedly installed together through a plurality of installation screws.
Furthermore, the left side and the right side of the rear plate are respectively provided with a fixing plate convenient for installing a lock, and the lock can be installed at a required position through the matching of the fixing plate and the screw.
The working principle of the utility model is as follows:
when the first lock bolt and the second lock bolt are in an initial state, the first lock bolt and the second lock bolt respectively move to the innermost end of the slide way in opposite directions under the action of the two return springs, so that the locking claw is clamped, and locking is realized;
when the lock needs to be unlocked, the key is inserted into the lock cylinder and is twisted forwards, the key drives the lock cylinder to rotate forwards so as to drive the gear to rotate forwards, and the gear drives the first lock tongue and the second lock tongue which are meshed with the gear to synchronously move towards the left side and the right side to the outermost end of the slide way, so that the lock claw is opened, and the unlocking is realized; after the lock is unlocked, and the twisted key is loosened, the first lock tongue and the second lock tongue respectively move to the innermost end of the slide way in the opposite direction under the action of the two return springs, so that the locking claw is clamped and returns to the initial state;
when the lock needs to be locked, the male plug of the lock is close to the female plug under the action of external force, the jack on the female plug is contacted with the upper end inclined plane of the first lock tongue and the upper end inclined plane of the second lock tongue, the first lock tongue and the second lock tongue are pushed to the left side and the right side in a clockwise mode, so that the locking claw is automatically opened and the jack of the female plug is inserted, and after the locking claw completely enters the jack of the female plug, the first lock tongue and the second lock tongue respectively move in opposite directions under the action of the reset springs, so that the locking claw is clamped again, and automatic locking is realized.
The utility model has the advantages as follows:
1. the utility model discloses an adopt the drive mode of a gear meshing two racks simultaneously, realized the synchronous opposite directions or the opposite movement of two opposition spring bolts for the spring bolt motion of this tool to lock has fabulous stability and synchronism, has improved the result of use of current tool to lock of the same kind.
2. The utility model discloses an installation reset spring between spring bolt and protecgulum to set up the inclined plane in the spring bolt upper end, the inclined plane on the spring bolt can make the lock claw open in the same place when meetting female jack of inserting, is convenient for the lock claw inserts female jack of inserting, and reset spring then can make the lock claw insert female behind the jack self-holding, thereby has realized locking of tool to lock's automation, and the design is more humanized.
3. The utility model discloses scribble lubricating oil between gear and spring bolt, not only can improve the smooth degree of these part motions, can also reduce the friction between these parts, reduce wearing and tearing, prolong the life of tool to lock.
4. The utility model discloses set up the slip guide pillar in two slides to set up the waist type hole that corresponds with the slip guide pillar on two spring bolts, still set up the anti-shake screw simultaneously on the terminal surface of slip guide pillar, through the cooperation of slip guide pillar, waist type hole and anti-shake screw, can prevent the spring bolt from the shake of direction and fore-and-aft direction about, further improved the stability and the synchronism of spring bolt when controlling.
5. The utility model discloses be provided with the swell that is used for holding the gear rear end on the backplate, this thickness that can further reduce the protecgulum reduces the overall dimension of tool to lock to better suitability has.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a perspective view of one side of the front cover of the present invention;
FIG. 2 is a perspective view of one side of the back plate of the present invention;
FIG. 3 is an exploded view of the present invention;
fig. 4 is a structural diagram of a first lock tongue of the present invention;
fig. 5 is a structural diagram of a second lock tongue of the present invention;
fig. 6 is a schematic view of the internal assembly structure of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1-3, a gear and rack based male lock plug comprises a front cover 1, a back plate 2, a lock cylinder 3, a first bolt 4, a second bolt 5, a gear 6 and a key 7.
Referring to fig. 4 and 5, the first latch tongue 4 is composed of a first main body portion 401, a first transmission portion 402 and a first locking portion 403, and the second latch tongue 5 is composed of a second main body portion 501, a second transmission portion 502 and a second locking portion 503. The first locking part 403 and the second locking part 503 are respectively arranged at the left end of the upper plane of the first main body part 401 and the right end of the upper plane of the second main body part 501, and the right side surface of the upper end of the first locking part 403 and the left side surface of the upper end of the second locking part 503 are respectively provided with a first locking hook 404 and a second locking hook 504; the first transmission part 402 and the second transmission part 502 are respectively arranged on the lower portion of the right end face of the first main body part 401 and the upper portion of the left end face of the second main body part 501, and the upper plane of the first transmission part 402 and the lower plane of the second transmission part 502 are both provided with insections.
Referring to fig. 3, the front cover 1 and the rear plate 2 form a lock inner space after being covered by a plurality of mounting screws 8, the left side and the right side of the inner side surface of the front cover 1 are respectively provided with a slide way convenient for the first bolt 4 and the second bolt 5 to integrally move, the two slide ways are respectively corresponding to the first bolt 4 and the second bolt 5 in shape, and meanwhile, the left end and the right end of the upper plane of the front cover 1 are respectively provided with a square opening convenient for the first locking part 403 and the second locking part 503 to extend out and move left and right. The first lock tongue 4 and the second lock tongue 5 are respectively arranged on the left side and the right side of the inner space of the lock through corresponding slideways in a left-right moving manner, the upper parts of the first locking part 403 and the second locking part 503 are exposed out of the inner space of the lock, and the first lock hook 404 and the second lock hook 504 are oppositely arranged to form a pair of lock claws.
Referring to fig. 1-3, a lock cylinder mounting hole is formed in the center of the front cover 1, and the lock cylinder 3 is disposed on the front cover 1 through the lock cylinder mounting hole. The key 7 is inserted into a lock hole on the front end face of the lock cylinder 3 and is used for controlling the forward rotation or the reverse rotation of the lock cylinder 3. The gear 6 is fixedly connected with a rotating shaft on the end face of the rear side of the lock cylinder 3. A bulge 9 is arranged in the middle of the outer side face of the rear plate 2, and the bulge 9 can accommodate the rear end of the gear 6, so that the thickness of the front cover 1 is reduced, and the overall size of the lockset is reduced. The left side and the right side of the rear plate 2 are respectively provided with a fixing plate 10 which is convenient for installing a lock, so that the lock can be installed at a required position through the matching of the fixing plate 10 and the screw 8.
Referring to fig. 6, the insection on the upper plane of the first transmission part 402 and the insection on the lower plane of the second transmission part 502 are respectively engaged with the gear 6, the lock cylinder 3 drives the gear 6 to rotate forward or backward to synchronously drive the first bolt 4 and the second bolt 5 to move oppositely or oppositely, and lubricating oil is respectively coated between the gear 6 and the first transmission part 402 and the second transmission part 502, so that the abrasion of the gear 6, the first transmission part 402 and the second transmission part 502 can be reduced, the synchronous movement of the two bolts can be maintained for a long time, and the service life can be prolonged.
Referring to fig. 3 and 6, the top end of the right side of the first latch hook 404 and the top end of the left side of the second latch hook 504 are respectively set as an inclined plane, meanwhile, the left end surface of the first transmission part 402 and the right end surface of the second transmission part 502 are respectively provided with a spring mounting hole 11, two return springs 12 are respectively arranged in the two spring mounting holes 11, one end of each of the two return springs 12 is respectively contacted with the bottom of the corresponding spring mounting hole 11, and the other end of each of the two return springs 12 is respectively sleeved on the spring positioning columns 13 on the inner walls of the left and right sides of the front cover 1 and is respectively contacted with the inner walls of the left and right sides of the front cover 1. The spring positioning column 13 can prevent the return spring 12 from slipping with the inner side wall of the front cover 1, and avoid the light volatility of the automatic locking function. After the return spring 12 is installed, and the inclined surfaces of the first locking hook 404 and the second locking hook 504 are matched, synchronous automatic locking of the first locking tongue 4 and the second locking tongue 5 can be achieved.
Referring to fig. 3 and 6, waist-shaped holes 14 for assisting the first bolt 4 and the second bolt 5 to move left and right are respectively formed at the right end of the first main body 401 and the left end of the second main body 501, and meanwhile, sliding guide pillars 15 corresponding to the positions of the two waist-shaped holes 14 are respectively arranged at the left and right sides of the inner side surface of the front cover 1, and when the first bolt 4 and the second bolt 5 are respectively arranged in two slide ways of the inner side surface of the front cover 1, the two sliding guide pillars 15 are respectively and correspondingly inserted into the two waist-shaped holes 14. An anti-shake screw 16 is screwed on the end face of the sliding guide post 15, a gasket 17 is arranged between the anti-shake screw 16 and the end face of the sliding guide post 15, and the diameter of a nut of the anti-shake screw 16 is larger than the width of the waist-shaped hole 14 so as to prevent the first lock tongue 4 and the second lock tongue 5 from swinging back and forth when moving left and right.
When the lock is in an initial state, the first lock tongue 4 and the second lock tongue 5 respectively move to the innermost end of the slide way under the action of the two return springs 12, so that the locking claws are clamped to realize locking;
when the unlocking is needed, the key 7 is inserted into the lock cylinder 3 and the key 7 is twisted in the forward direction, the key 7 drives the lock cylinder 3 to rotate in the forward direction, the gear 6 is driven to rotate in the forward direction, the gear 6 drives the first bolt 4 and the second bolt 5 which are meshed with the gear to synchronously move towards the left side and the right side to the outermost end of the slide way, and therefore the locking claw is opened, and the unlocking is achieved; after the lock is unlocked, and the twisted key 7 is released, the first bolt 4 and the second bolt 5 respectively move to the innermost end of the slideway under the action of the two return springs 12, so that the locking claw is clamped and returns to the initial state;
when the lock needs to be locked, the male lock plug is close to the female lock plug under the action of external force, the jack on the female lock plug is contacted with the upper end inclined planes of the first lock bolt 4 and the second lock bolt 5, then the first lock bolt 4 and the second lock bolt 5 are pushed to move towards the left side and the right side, so that the lock claw is automatically opened and inserted into the jack of the female lock plug, and after the lock claw completely enters the jack of the female lock plug, the first lock bolt 4 and the second lock bolt 5 respectively move towards each other under the action of the two reset springs 12, so that the lock claw is clamped again, and automatic locking is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a tool to lock public affairs are inserted based on rack and pinion which characterized in that: the lock consists of a front cover (1), a rear plate (2), a lock cylinder (3), a first bolt (4), a second bolt (5) and a gear (6); the first bolt (4) consists of a first main body part (401), a first transmission part (402) and a first locking part (403), and the second bolt (5) consists of a second main body part (501), a second transmission part (502) and a second locking part (503); the first locking part (403) and the second locking part (503) are respectively arranged at the left end of the upper plane of the first main body part (401) and the right end of the upper plane of the second main body part (501), the right side surface of the upper end of the first locking part (403) and the left side surface of the upper end of the second locking part (503) are respectively provided with a first locking hook (404) and a second locking hook (504), the first transmission part (402) and the second transmission part (502) are respectively arranged at the lower part of the right end surface of the first main body part (401) and the upper part of the left end surface of the second main body part (501), and the upper plane of the first transmission part (402) and the lower plane of the second transmission part (502) are both provided with insections;
the front cover (1) and the rear plate (2) are covered to form a lock inner space, the left side and the right side of the inner side surface of the front cover (1) are respectively provided with a slide way which is convenient for the first bolt (4) and the second bolt (5) to integrally move, and the left end and the right end of the upper plane of the front cover (1) are respectively provided with a square opening which is convenient for the first locking part (403) and the second locking part (503) to extend out and move left and right; the first bolt (4) and the second bolt (5) are respectively arranged on the left side and the right side of the inner space of the lock in a left-right moving mode through corresponding slideways, the upper parts of the first locking part (403) and the second locking part (503) are respectively exposed out of the inner space of the lock through corresponding square holes, and the first locking hook (404) and the second locking hook (504) are oppositely arranged to form a pair of locking claws;
a lock cylinder mounting hole is formed in the center of the front cover (1), the lock cylinder (3) is arranged on the front cover (1) through the lock cylinder mounting hole, and the gear (6) is fixedly connected with a rotating shaft on the end face of the rear side of the lock cylinder (3); the gear (6) is respectively meshed with the insections on the upper plane of the first transmission part (402) and the insections on the lower plane of the second transmission part (502), and the lock cylinder (3) drives the gear (6) to rotate forwards or backwards to synchronously drive the first bolt (4) and the second bolt (5) to move oppositely or reversely.
2. The rack and pinion based lock pin of claim 1, wherein: a key (7) for controlling the forward rotation or the reverse rotation of the lock cylinder (3) is inserted into the lock cylinder (3).
3. The rack and pinion based lock pin of claim 1, wherein: the middle of the outer side face of the rear plate (2) is provided with a bulge (9) used for containing the rear end of the gear (6) so as to reduce the thickness of the front cover (1) and reduce the overall size of the lockset.
4. The rack and pinion based lock pin of claim 1, wherein: the right side top of first latch hook (404) with the left side top of second latch hook (504) sets up to the inclined plane respectively, simultaneously, the left end face of first transmission portion (402) with one spring mounting hole (11) have been seted up on the right-hand member face of second transmission portion (502) respectively, two be provided with a reset spring (12) in spring mounting hole (11) respectively, two the one end of reset spring (12) respectively with correspond the hole bottom contact of spring mounting hole (11), two the other end of reset spring (12) respectively with the inner wall contact of protecgulum (1) left and right sides.
5. The rack and pinion based lock pin of claim 4, wherein: the inner walls of the left side and the right side of the front cover (1) are respectively provided with a spring positioning column (13), the positions of the two spring positioning columns (13) are respectively corresponding to the positions of the two return springs (12), and the other ends of the two return springs (12) are respectively sleeved on the two spring positioning columns (13).
6. The rack and pinion based lock pin of claim 1, wherein: lubricating oil is respectively coated between the gear (6) and the first transmission part (402) and the second transmission part (502).
7. The rack and pinion based lock pin of claim 1, wherein: waist-shaped holes (14) for assisting the first bolt (4) and the second bolt (5) to move left and right are formed in the right end of the first main body part (401) and the left end of the second main body part (501) respectively, meanwhile, sliding guide pillars (15) corresponding to the positions of the two waist-shaped holes (14) are arranged on the left side and the right side of the inner side surface of the front cover (1) respectively, and when the first bolt (4) and the second bolt (5) are arranged in the two slide ways of the inner side surface of the front cover (1) respectively, the two sliding guide pillars (15) are correspondingly inserted in the two waist-shaped holes (14) respectively.
8. The rack and pinion based lock pin of claim 7, wherein: an anti-shake screw (16) is screwed on the end face of the sliding guide post (15), the diameter of a nut of the anti-shake screw (16) is larger than the width of the waist-shaped hole (14), and a gasket (17) is arranged between the anti-shake screw (16) and the end face of the sliding guide post (15).
9. The rack and pinion based lock pin of claim 1, wherein: the front cover (1) and the rear plate (2) are fixedly installed together through a plurality of installation screws (8).
10. The rack and pinion based lock pin of claim 1, wherein: the left side and the right side of the rear plate (2) are respectively provided with a fixing plate (10) convenient for lock installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920907562.2U CN210685637U (en) | 2019-06-17 | 2019-06-17 | Public tool to lock of inserting based on rack and pinion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920907562.2U CN210685637U (en) | 2019-06-17 | 2019-06-17 | Public tool to lock of inserting based on rack and pinion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210685637U true CN210685637U (en) | 2020-06-05 |
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ID=70897938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920907562.2U Expired - Fee Related CN210685637U (en) | 2019-06-17 | 2019-06-17 | Public tool to lock of inserting based on rack and pinion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210685637U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080629A (en) * | 2019-06-17 | 2019-08-02 | 恒亘科技(苏州)有限公司 | A kind of lockset male plug based on rack-and-pinion |
| CN114294881A (en) * | 2022-01-08 | 2022-04-08 | 浙江星星冷链集成股份有限公司 | Refrigerator capable of preventing middle beam condensation from frosting |
-
2019
- 2019-06-17 CN CN201920907562.2U patent/CN210685637U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080629A (en) * | 2019-06-17 | 2019-08-02 | 恒亘科技(苏州)有限公司 | A kind of lockset male plug based on rack-and-pinion |
| CN114294881A (en) * | 2022-01-08 | 2022-04-08 | 浙江星星冷链集成股份有限公司 | Refrigerator capable of preventing middle beam condensation from frosting |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 |