CN204787552U - Automatic door opener of refrigerator - Google Patents
Automatic door opener of refrigerator Download PDFInfo
- Publication number
- CN204787552U CN204787552U CN201520482895.7U CN201520482895U CN204787552U CN 204787552 U CN204787552 U CN 204787552U CN 201520482895 U CN201520482895 U CN 201520482895U CN 204787552 U CN204787552 U CN 204787552U
- Authority
- CN
- China
- Prior art keywords
- push rod
- cylindrical cam
- automatic door
- refrigerator
- door operator
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a refrigerator field specifically is an automatic door opener of refrigerator, including bottom plate, support, motor, cylindrical cam, push rod and slide rail, cylindrical cam passes through rotatable the installing on the bottom plate of support, the output shaft and the cylindrical cam of motor are connected, the last curved slot that is equipped with of cylindrical cam, the slide rail is fixed on the bottom plate, push rod slidable mounting in the slide rail, the left end of push rod be equipped with with curved slot complex gyro wheel, the right -hand member of push rod is equipped with the abrasionproof and decreases the device. The utility model discloses simple structure, low cost, degree of automation height are and difficult wearing and tearing refrigerator door.
Description
Technical field
The utility model relates to refrigerator field, specifically a kind of automatic door operator of refrigerator.
Background technology
Current door of refrigerator mostly is hand pulling type, and during enabling, the magneticaction of and refrigerator gasket magnetic stripe too heavy due to refrigerator doors, makes to open Door by Hand and compare effort, especially when user's both hands take thing, opens the door very inconvenient.In order to solve the drawback of hand pulling type refrigerator doors, Authorization Notice No. is the utility model patent " refrigerator with automatically openable door " of CN2447704Y, application publication number is the application for a patent for invention " a kind of automatic door operator and use the side by side combination refrigerator of this device " of CN102278033A, application publication number be CN104061741A application for a patent for invention " for refrigerator doors automatic door operator and there is its refrigerator " etc. individually disclose a kind of automatic door operator of refrigerator, but disclosed in above-mentioned patent or patent application there is following shortcoming in refrigerator automatic door operator: (1) complex structure, cost is high, fault rate is high, not easy-maintaining, (2) when refrigerator doors closes, due to the magneticaction of door seal magnetic stripe, need larger thrust refrigerator doors could be opened, and because door seal magnetic stripe no longer works after opening, only need less thrust just refrigerator doors can be promoted, now need driving velocity faster refrigerator doors to be opened wide, to improve the enabling speed of refrigerator doors, current refrigerator automatic door operator can not realize above-mentioned action, manually again after refrigerator doors can only being opened refrigerator doors is opened wide, and automaticity is low, (3) push rod of current refrigerator doors automatic door operator is generally direct to be contacted with refrigerator doors, and long-time use can cause push rod end wear refrigerator doors.
Utility model content
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, provides that a kind of structure is simple, with low cost, automaticity is high and the technical scheme of the automatic door operator of the refrigerator of refrigerator doors not easy to wear.
Technical problem to be solved in the utility model realizes by the following technical solutions: a kind of automatic door operator of refrigerator, comprise base plate, support, motor, cylindrical cam, push rod and slide rail, what described cylindrical cam was moved by bracket-rotatable is arranged on base plate, the output shaft of described motor is connected with cylindrical cam, and cylindrical cam is provided with curved slot; Described slide rail is fixed on base plate, and described push rod is slidably mounted in slide rail, and the left end of push rod is provided with the roller coordinated with curved slot, and the right-hand member of push rod is provided with antiwear device.
The technical solution of the utility model also has: described curved slot comprises the flat part being located at cylindrical cam left part and the steep part being located at cylindrical cam right part.When the power that motor provides is constant, flat part can make push rod provide larger thrust to refrigerator doors, and refrigerator doors is opened, subsequently steep part make push rod with less thrust and faster speed refrigerator doors is opened wide.
The technical solution of the utility model also has: described antiwear device is the surface smoothing of the anti-abrading block being fixed on push rod right-hand member, described anti-abrading block.
The technical solution of the utility model also has: the material of described anti-abrading block is polyurethane rubber.
The technical solution of the utility model also has: described antiwear device comprises roller bracket and roller, and described roller bracket is fixed on the right-hand member of push rod, and described roller is rotating to be arranged on roller bracket.Adopt the technical program, the process middle roller that push rod promotes refrigerator doors is rolled in refrigerator doors, prevents refrigerator doors from wearing and tearing.
The technical solution of the utility model also has: described roller bracket is welded on the right-hand member of push rod.
The technical solution of the utility model also has: described antiwear device comprises the ball pivot seat being fixed on push rod right-hand member, is provided with the spheroid coordinated with ball pivot seat ball pivot in described ball pivot seat.Adopt the technical program, push rod promotes spheroid in the process of refrigerator doors and rolls in refrigerator doors, prevents refrigerator doors from wearing and tearing.
The technical solution of the utility model also has: described ball pivot seat is threaded connection the right-hand member being fixed on push rod.
Relative to prior art, the beneficial effect of the automatic door operator of the utility model refrigerator is: (1) structure is simple, with low cost, failure rate is low, for ease of maintenaince; (2) when the power that motor provides is constant, flat part can make push rod provide larger thrust to refrigerator doors, and refrigerator doors is opened, subsequently steep part make push rod with less thrust and faster speed refrigerator doors is opened wide, automaticity is high; (3) can effectively prevent refrigerator doors from wearing and tearing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the utility model embodiment two.
Fig. 3 is the structural representation of the utility model embodiment three.
Fig. 4 is the structural representation of cylindrical cam.
Fig. 5 is the expansion schematic diagram of cylindrical cam.
In figure: 1, base plate, 2, support, 3, motor, 4, cylindrical cam, 5, push rod, 6, slide rail, 7, curved slot, 7.1, flat part, 7.2, steep part, 8, roller, 9, anti-abrading block, 10, roller bracket, 11, roller, 12, ball pivot seat, 13, spheroid, 14, camshaft line.
Detailed description of the invention
For the technical characterstic of this programme can be clearly demonstrated, with reference to the accompanying drawings the utility model detailed description of the invention is described further below.
Fig. 1 shows embodiment one of the present utility model, as shown in Figure 1, a kind of automatic door operator of refrigerator, comprise base plate 1, support 2, motor 3, cylindrical cam 4, push rod 5 and slide rail 6, described cylindrical cam 4 is arranged on base plate 1 by support 2 is rotating, the output shaft of described motor 3 is connected with cylindrical cam 4, cylindrical cam 4 is provided with curved slot 7, and described curved slot 7 comprises the flat part 7.1 that is located at cylindrical cam 4 left part and is located at the steep part 7.2(of cylindrical cam 4 right part as shown in Figure 4, Figure 5); Described slide rail 6 is fixed on base plate 1, described push rod 5 is slidably mounted in slide rail 6, the left end of push rod 5 is provided with the roller 8 coordinated with curved slot 7, the right-hand member of push rod 5 is provided with antiwear device, described antiwear device is the anti-abrading block 9 being fixed on push rod 5 right-hand member, the surface smoothing of described anti-abrading block 9, the material of anti-abrading block 9 is polyurethane rubber.
Operation principle of the present utility model: be fixed on the casing of refrigerator by base plate 1 during installation, makes the anti-abrading block 9 of push rod 5 right-hand member and the interior side contacts of refrigerator doors.User presses start button, motor 3 drives cylindrical cam 4 to rotate, when the roller 8 of push rod 5 left end is arranged in flat part 7.1, cylindrical cam 4 makes push rod 5 open refrigerator doors with larger thrust, move to steep part 7.2 with rear roller 8, cylindrical cam 4 make push rod 5 with less thrust and faster speed refrigerator doors is opened wide.After refrigerator doors is opened wide, motor 3 drives cylindrical cam 4 to be rotated further push rod 5 is resetted.
Fig. 2 shows embodiment two of the present utility model, as shown in Figure 2, be different from embodiment one, the antiwear device in embodiment two comprises roller bracket 10 and roller 11, described roller bracket 10 is welded on the right-hand member of push rod 5, and described roller 11 is rotating to be arranged on roller bracket 10.The process middle roller 11 that push rod 5 promotes refrigerator doors is rolled in refrigerator doors, prevents refrigerator doors from wearing and tearing.
Fig. 3 shows embodiment three of the present utility model, as shown in Figure 3, be different from embodiment one and embodiment two, the antiwear device in embodiment three comprises the ball pivot seat 12 being threaded connection and being fixed on push rod 5 right-hand member, is provided with the spheroid 13 coordinated with ball pivot seat 12 ball pivot in described ball pivot seat 12.Push rod 5 promotes spheroid 13 in the process of refrigerator doors and rolls in refrigerator doors, prevents refrigerator doors from wearing and tearing.
By reference to the accompanying drawings embodiment of the present utility model is elaborated above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (8)
1. the automatic door operator of a refrigerator, it is characterized in that: comprise base plate (1), support (2), motor (3), cylindrical cam (4), push rod (5) and slide rail (6), described cylindrical cam (4) is arranged on base plate (1) by support (2) is rotating, the output shaft of described motor (3) is connected with cylindrical cam (4), and cylindrical cam (4) is provided with curved slot (7); Described slide rail (6) is fixed on base plate (1), and described push rod (5) is slidably mounted in slide rail (6), and the left end of push rod (5) is provided with the roller (8) coordinated with curved slot (7), and the right-hand member of push rod (5) is provided with antiwear device.
2. the automatic door operator of refrigerator according to claim 1, is characterized in that: described curved slot (7) comprises the flat part (7.1) being located at cylindrical cam (4) left part and the steep part (7.2) being located at cylindrical cam (4) right part.
3. the automatic door operator of refrigerator according to claim 1 and 2, is characterized in that: described antiwear device for being fixed on the anti-abrading block (9) of push rod (5) right-hand member, the surface smoothing of described anti-abrading block (9).
4. the automatic door operator of refrigerator according to claim 3, is characterized in that: the material of described anti-abrading block (9) is polyurethane rubber.
5. the automatic door operator of refrigerator according to claim 1 and 2, it is characterized in that: described antiwear device comprises roller bracket (10) and roller (11), described roller bracket (10) is fixed on the right-hand member of push rod (5), and described roller (11) is rotating to be arranged on roller bracket (10).
6. the automatic door operator of refrigerator according to claim 5, is characterized in that: described roller bracket (10) is welded on the right-hand member of push rod (5).
7. the automatic door operator of refrigerator according to claim 1 and 2, it is characterized in that: described antiwear device comprises the ball pivot seat (12) being fixed on push rod (5) right-hand member, in described ball pivot seat (12), be provided with the spheroid (13) coordinated with ball pivot seat (12) ball pivot.
8. the automatic door operator of refrigerator according to claim 7, is characterized in that: described ball pivot seat (12) is threaded connection the right-hand member being fixed on push rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520482895.7U CN204787552U (en) | 2015-07-07 | 2015-07-07 | Automatic door opener of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520482895.7U CN204787552U (en) | 2015-07-07 | 2015-07-07 | Automatic door opener of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204787552U true CN204787552U (en) | 2015-11-18 |
Family
ID=54527578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520482895.7U Expired - Fee Related CN204787552U (en) | 2015-07-07 | 2015-07-07 | Automatic door opener of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204787552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976850A (en) * | 2015-07-07 | 2015-10-14 | 张覃婧 | Automatic opening device of refrigerator |
-
2015
- 2015-07-07 CN CN201520482895.7U patent/CN204787552U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976850A (en) * | 2015-07-07 | 2015-10-14 | 张覃婧 | Automatic opening device of refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180707 |