CN216767069U - Transmission mechanism for upward-turning door hinge of oven - Google Patents
Transmission mechanism for upward-turning door hinge of oven Download PDFInfo
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- CN216767069U CN216767069U CN202220184687.9U CN202220184687U CN216767069U CN 216767069 U CN216767069 U CN 216767069U CN 202220184687 U CN202220184687 U CN 202220184687U CN 216767069 U CN216767069 U CN 216767069U
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Abstract
The utility model provides a transmission mechanism for an upturning hinge of an oven, which comprises an upturning hinge arm, a downturning hinge arm and a connecting arm, wherein the connecting arm is arranged on a door body, the upper positioning end of the upturning hinge arm is hinged on an oven body, the upper swinging end of the upturning hinge arm is hinged with the upper connecting end of the connecting arm, the lower connecting end of the connecting arm is hinged on the lower swinging end of the downturning hinge arm, and the lower positioning end of the downturning hinge arm is positioned below the upper positioning end of the upturning hinge arm and is connected on the oven body in a shaft mode, so that the upturning hinge arm, the connecting arm and the downturning hinge arm form a four-bar transmission assembly which can drive the door body to be overturned upwards and opened and overturned downwards and move linearly and close on the oven body. Simple structure reduces the deformation probability, promotes transmission stability, and synchronous operation nature is high, strengthens the compactness of oven door, ensures the use quality of oven.
Description
Technical Field
The utility model relates to the technical field of oven upturning doors, in particular to a transmission mechanism for an oven upturning door hinge.
Background
The oven utilizes the radiant heat emitted by the electric heating element to roast the food, and the temperature of the oven can be adjusted within the range of 50-250 ℃ according to different requirements of the roasted food.
The existing oven generally adopts an outward-turning type upward-turning door, and the upward-turning door is generally hinged on an oven body through a hinge. The traditional hinge assembly comprises a hinge arm arranged in an oven body and a hinge seat arranged in the door body, the hinge arm and the hinge seat are connected in a matched mode through a hinge shaft, a transmission rod is connected between the hinge arm and the hinge seat, the transmission rod is sleeved with a spring, and under the action of the tensile force or the elastic force of the spring, a torsion traction mode is adopted, so that the oven door body is automatically opened.
However, the transmission rod of the hinge assembly with the structure has the following defects in practical application:
1) when the door body of the oven is turned upwards, the transmission rod is easy to deform due to overlarge load, the transmission stability is poor, and the service life of the hinge is shortened.
2) Because the door opening force is different or the elastic abrasion of the spring is caused, the hinge actions of the left side and the right side in the oven body are not synchronous, so that the opening and closing effect is influenced, and even the tightness of the oven door is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a transmission mechanism for an upturning door hinge of an oven, which has the advantages of simple structure, reduced deformation probability, improved transmission stability, high synchronous operation performance, enhanced tightness of an oven door and ensured use quality of the oven.
The utility model aims to realize the following steps: the utility model provides a drive mechanism that hinge used turns over on oven, its includes and turns over the articulated arm, turns over articulated arm, linking arm down, the left and right sides at the door body is installed to the linking arm, the last location end that turns over the articulated arm on articulates the left and right sides at the oven body, and the last swing end that turns over the articulated arm on is articulated with the last link joint of linking arm, and the lower link joint of linking arm is at the lower swing end that turns over the articulated arm down, the lower location end that turns over the articulated arm down is in the last location end below that turns over the articulated arm and connect on the oven body to on make and turn over articulated arm, linking arm, turn over the articulated arm down and be formed with the four-bar drive assembly that can drive the door body and make the upset that makes progress and open, overturn downwards and the closed mobile action of rectilinear movement.
According to the optimization, the upper swinging end of the upturning hinged arm and the lower swinging end of the downturning hinged arm are respectively overturned upwards around the upper positioning end of the upturning hinged arm and the lower positioning end of the downturning hinged arm so as to form an upturning door opening track with a four-link transmission assembly driving the door body to overturn;
the upper swing end of the upturning hinged arm and the lower swing end of the downturning hinged arm are respectively turned downwards around the upper positioning end of the upturning hinged arm and the lower positioning end of the downturning hinged arm so as to form a downturning door closing track section with the four-link transmission assembly driving the door body to turn downwards;
the connecting line of the upper swing end of the upper turning hinged arm and the lower swing end of the lower turning hinged arm is parallel to the side edge of the port of the oven body, and the upper positioning end of the upper turning hinged arm and the lower positioning end of the lower turning hinged arm swing inwards at fixed points, so that a two-segment linear door closing track that the four-link transmission assembly drives the door body to move linearly relative to the oven body is formed.
According to the optimization, the four-connecting-rod transmission assemblies are respectively assembled on the left side and the right side of the oven body, a synchronous connecting rod is arranged between the upturning hinged arm and the upturning hinged arm, and two ends of the synchronous connecting rod are respectively connected with the upper positioning end shafts of the corresponding upturning hinged arms.
According to the optimization, the upturning articulated arm is a J-shaped upper articulated arm which is provided with an upper positioning hook part and an upper swinging straight rod part, wherein the upper positioning hook part is respectively and axially connected with the side edge of the corresponding oven, and the upper swinging straight rod part is articulated with the upper connecting end of the connecting arm.
According to the optimization, the downward-turning articulated arm is a J-shaped lower articulated arm which is provided with a lower positioning connecting part and a lower swing hook part, wherein the lower positioning connecting part is respectively positioned below the upper positioning hook part and is connected with the side edge of the corresponding oven body in a shaft mode, and the lower swing hook part is articulated with the lower connecting end of the connecting arm.
According to the optimization, the lower positioning connecting part of the J-shaped lower hinged arm is provided with the arc part, and the arc part is connected with the opening power assembly which can be automatically opened and started by the door body in a sliding manner.
According to the optimization, the opening power assembly comprises a power elastic swinging piece and rolling wheels, the positioning part of the power elastic swinging piece is fixedly connected to the left side edge and the right side edge of the oven body, the elastic swinging part of the power elastic swinging piece swings up and down on the oven body, and the rolling wheels are connected to the elastic swinging part of the power elastic swinging piece and connected with the arc part in a rolling friction mode along with the swinging of the elastic swinging part of the power elastic swinging piece.
According to the optimization, a limiting arc part for limiting the sliding position of the rolling wheel is arranged between the arc part and the lower swing hook part.
The utility model has the advantages that:
1) through going up articulated arm, linking arm, turning down articulated arm built-up assembly and be equipped with and form four-bar linkage transmission assembly, can make the door body overturn from top to bottom at the oven body round pivot point when the operation, simple structure, transmission stability is high, and when overturning specific position down, the parallel rectilinear movement of the door body is in order to close closely completely on the oven body, avoids ventilative effectively, strengthens closing the compactness, guarantees the use quality of oven.
2) Under the structural characteristics of the upward-turning articulated arm and the downward-turning articulated arm, the stress concentration of the J-shaped upward articulated arm and the J-shaped downward articulated arm can be dispersed in the up-and-down turning process of the door body, the compressive strength of the structure is enhanced, the deformation probability is reduced, meanwhile, the interference with the box body can be avoided when the four-connecting-rod transmission assembly acts, and the use stability of the oven is ensured.
3) Under the effect of synchronous connecting rod, enable drive mechanism synchronous motion, promote transmission stability, strengthen the effect of opening and close, ensure the compactness of oven door body.
4) Under the cooperation was from opening the structure of starting power subassembly, when opening a body, on four-bar transmission assembly was used to the elasticity pulling force that starts power subassembly from opening, impeld four-bar transmission assembly to drive the automatic upset up of a body, transmission stability is high, convenient operation, simple to use.
Drawings
FIG. 1 is an assembled view of the preferred embodiment of the present invention (with portions of the oven removed).
FIG. 2 is a front view of the preferred embodiment of the present invention (with the door and partial oven removed).
FIG. 3 is a schematic diagram of the relationship between the four-bar linkage assembly and the self-opening actuating assembly according to the preferred embodiment of the present invention.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 3, the transmission mechanism for the oven flip-up door hinge of the present invention includes a flip-up hinge arm 1, a flip-down hinge arm 2, and a connecting arm 3. The connecting arms 3 are arranged at the left side and the right side of the door body 20, and the upper positioning ends of the upturning hinge arms 1 are hinged at the left side and the right side of the oven body 10. The upper swing end of the upturning hinged arm 1 is hinged with the upper connecting end of the connecting arm 3, the lower connecting end of the connecting arm 3 is hinged with the lower swing end of the downturning hinged arm 2, the lower positioning end of the downturning hinged arm 2 is positioned below the upper positioning end of the upturning hinged arm 1 and is connected to the oven body 10, so that the upturning hinged arm 1, the connecting arm 3 and the downturning hinged arm 2 are formed with a four-link transmission assembly which can drive the door body 20 to turn upwards and open, turn downwards and move linearly and close the oven body 10.
In practical application, the upper swing end of the upturning hinged arm 1 and the lower swing end of the downturning hinged arm 2 respectively turn upwards around the upper positioning end of the upturning hinged arm 1 and the lower positioning end of the downturning hinged arm 2, so as to form an upturning door opening track for driving the door body 20 to turn upwards through the four-bar transmission assembly.
The upper swing end of the upper turning hinged arm 1 and the lower swing end of the lower turning hinged arm 2 are respectively turned downwards around the upper positioning end of the upper turning hinged arm 1 and the lower positioning end of the lower turning hinged arm 2, so that a downward turning one-section door closing track for driving the door body 20 to turn downwards by the four-bar transmission assembly is formed.
The connecting line of the upper swing end of the upper turning hinge arm 1 and the lower swing end of the lower turning hinge arm 2 is parallel to the side edge of the port of the oven body 10 and swings inwards by taking the upper positioning end of the upper turning hinge arm 1 and the lower positioning end of the lower turning hinge arm 2 as fixed points, so that a two-segment linear door closing track that the four-bar transmission assembly drives the door body 20 to move linearly relative to the oven body 10 is formed.
Therefore, the door body 20 can be turned over on the oven body 10 up and down around a shaft point during operation through the combined assembly of the upturning hinged arm 1, the connecting arm 3 and the downturning hinged arm 2 to form a four-link transmission assembly, the structure is simple, the transmission stability is high, and when the door body is turned over to a specific position, a connecting line of an upper swinging end of the upturning hinged arm 1 and a lower swinging end of the downturning hinged arm 2 is parallel to the side edge of the port of the oven body 10, so that the door body 20 moves linearly in parallel to be completely and tightly closed on the oven body 10, ventilation is effectively avoided, the closing tightness is enhanced, and the use quality of the oven is ensured.
As shown in fig. 1 to 3, the flip-up hinge arm 1 is a J-type upper hinge arm for further refinement. The J-shaped upper hinge arm has an upper positioning hook 11 pivotally connected to the side of the corresponding oven body 10 and an upper swinging straight rod portion 12 hinged to the upper connecting end of the connecting arm 3.
And the downward-turning articulated arm 2 is a J-shaped lower articulated arm which is provided with a lower positioning connecting part 21 and a lower swinging hook part 22, wherein the lower positioning connecting part 21 is respectively positioned below the upper positioning hook part 11 and is connected with the side edge of the corresponding oven body 10 in a shaft mode, and the lower swinging hook part 22 is articulated with the lower connecting end of the connecting arm 3.
Under the structural characteristics of the upturning articulated arm 1 and the downturning articulated arm 2, the stress concentration of the J-shaped upper articulated arm and the J-shaped lower articulated arm can be dispersed in the process of the door body 20 being upturned up and down, the compressive strength of the structure is enhanced, the deformation probability is reduced, and the stability of the structure is enhanced.
And, the four-bar linkage drive assembly is respectively assembled at the left and right sides of the oven body 10, and a synchronous connecting rod 4 is arranged between the upturning articulated arm 1 and the upturning articulated arm 1, and two ends of the synchronous connecting rod 4 are respectively connected with the upper positioning end shafts of the corresponding upturning articulated arms 1.
The concrete expression is as follows: and a synchronous connecting rod 4 is arranged between the J-shaped upper articulated arm and the J-shaped upper articulated arm, and two ends of the synchronous connecting rod 4 are respectively connected with the upper positioning hook part 11 of the corresponding J-shaped upper articulated arm through shafts.
Under the effect of the synchronous connecting rod 4, the transmission mechanism can synchronously act, the transmission stability is improved, the opening and closing effect is enhanced, and the tightness of the oven door body 20 is ensured.
In addition, the articulated arm's under J type lower location connecting portion 21 is equipped with arc portion 23, and arc portion 23 sliding connection has the automatic power components that opens of door 20 and launch, open power components and include power elasticity swinging member 5 and rolling wheel 6, power elasticity swinging member 5's location portion fixed connection is on the left and right sides limit of oven body 10, and the elasticity swinging part 51 luffing motion of power elasticity swinging member 5 is on the oven body, rolling wheel 6 hub connection is on power elasticity swinging member 5's elasticity swinging part 51 and along with power elasticity swinging member 5's elasticity swinging part 51 swing and arc portion 23 rolling friction is connected.
Under the cooperation was from the structure of opening the power of starting subassembly, when opening a body 20, on the four-bar transmission subassembly was used to the elasticity pulling force that resets from opening the power of starting subassembly, impeld four-bar transmission subassembly to drive the automatic upset up of a body 20, transmission stability is high, convenient operation, simple to use.
Meanwhile, a limiting arc part 24 for limiting the sliding position of the rolling wheel 7 is arranged between the arc part 23 and the lower swing hook part 22. The limiting arc portion 24 effectively limits the closing position of the door body 20, meanwhile, the door body 20 is prevented from being opened by misoperation to a certain degree, and the using quality of products is ensured.
The above embodiments are only embodiments with better effects, and any structure identical or equivalent to the transmission mechanism for the upper hinged door of the oven of the present invention is within the protection scope of the present invention.
Claims (8)
1. The utility model provides a drive mechanism that hinge was used turns over on oven which characterized in that: drive mechanism is including turning over articulated arm (1), turning over articulated arm (2), linking arm (3) down, the door body (20) is installed in linking arm (3), the last location end of turning over articulated arm (1) articulates at oven body (10), and the last swing end of turning over articulated arm (1) and the last link joint of linking arm (3) are articulated, and the lower link joint of linking arm (3) is articulated at the lower swing end of turning over articulated arm (2) down, the lower location end of turning over articulated arm (2) down is in the last location end below of turning over articulated arm (1) and is connected on oven body (10) to make to turn over articulated arm (1), linking arm (3), turn over articulated arm (2) down and be formed with and can drive the door body (20) and do the four-bar transmission assembly that upwards overturn and open, overturn downwards and the closed action of rectilinear movement at oven body (10).
2. The transmission mechanism for the oven flip-up door hinge according to claim 1, characterized in that: the upper swing end of the upper turning hinged arm (1) and the lower swing end of the lower turning hinged arm (2) respectively turn upwards around the upper positioning end of the upper turning hinged arm (1) and the lower positioning end of the lower turning hinged arm (2) to form an upper turning door opening track for driving the door body (20) to turn upwards through a four-link transmission assembly;
the upper swing end of the upturning hinged arm (1) and the lower swing end of the downturning hinged arm (2) respectively turn downwards around the upper positioning end of the upturning hinged arm (1) and the lower positioning end of the downturning hinged arm (2) to form a downturning door closing track with a four-link transmission assembly driving the door body (20) to turn downwards;
the connecting line of the upper swing end of the upper turning hinged arm (1) and the lower swing end of the lower turning hinged arm (2) is parallel to the side edge of the port of the oven body (10), and the upper positioning end of the upper turning hinged arm (1) and the lower positioning end of the lower turning hinged arm (2) swing inwards at fixed points to form a two-section linear door closing track for driving the door body (20) to move linearly relative to the oven body (10) by the four-link transmission assembly.
3. The transmission mechanism for the upper hinge of the oven door according to claim 1 or 2, characterized in that: the four-connecting-rod transmission assembly is respectively assembled on the left side and the right side of the oven body (10), a synchronous connecting rod (4) is arranged between the upturning hinged arm (1) and the upturning hinged arm (1), and two ends of the synchronous connecting rod (4) are respectively connected with the upper positioning end shafts of the corresponding upturning hinged arms (1).
4. The transmission mechanism for the oven flip-up door hinge according to claim 3, wherein: the upward-turning articulated arm (1) is a J-shaped upper articulated arm which is provided with an upper positioning hook part (11) and an upper swinging straight rod part (12), wherein the upper positioning hook part is respectively connected with the shaft of the side edge of the oven, and the upper swinging straight rod part is articulated with the upper connecting end of the connecting arm (3).
5. The transmission mechanism for the oven flip-up door hinge according to claim 3, wherein: the downward-turning articulated arm (2) is a J-shaped lower articulated arm which is provided with a lower positioning connecting part (21) and a lower swinging hook part (22), wherein the lower positioning connecting part (21) is respectively positioned below the upper positioning hook part (11) and is connected with the side edge of the corresponding oven body (10) in a shaft mode, and the lower swinging hook part (22) is articulated with the lower connecting end of the connecting arm (3).
6. The transmission mechanism for the oven flip-up door hinge according to claim 5, wherein: the lower positioning connecting part (21) of the J-shaped lower hinged arm is provided with an arc part (23), and the arc part (23) is connected with an opening power assembly for automatically opening and starting the door body (20) in a sliding manner.
7. The transmission mechanism for the oven flip-up door hinge according to claim 6, wherein: open power component and include power elasticity swinging member (5) and roll wheel (6), the location portion fixed connection of power elasticity swinging member (5) is on the left and right sides limit of oven body (10), and elasticity swinging portion (51) luffing motion of power elasticity swinging member (5) is on oven body (10), roll wheel (6) hub connection just along with the elasticity swinging portion (51) swing of power elasticity swinging member (5) swing and circular arc portion (23) rolling friction connection on elasticity swinging portion (51) of power elasticity swinging member (5).
8. The transmission mechanism for the oven flip-up door hinge according to claim 7, wherein: a limiting arc part (24) used for limiting the sliding position of the rolling wheel (6) is arranged between the arc part (23) and the lower swing hook part (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220184687.9U CN216767069U (en) | 2022-01-23 | 2022-01-23 | Transmission mechanism for upward-turning door hinge of oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220184687.9U CN216767069U (en) | 2022-01-23 | 2022-01-23 | Transmission mechanism for upward-turning door hinge of oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216767069U true CN216767069U (en) | 2022-06-17 |
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ID=81979444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220184687.9U Active CN216767069U (en) | 2022-01-23 | 2022-01-23 | Transmission mechanism for upward-turning door hinge of oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216767069U (en) |
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2022
- 2022-01-23 CN CN202220184687.9U patent/CN216767069U/en active Active
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Address after: 225300 north side of Yongfeng Road, high tech Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Patentee after: Jiangsu Jiuxing Precision Technology Group Co.,Ltd. Address before: 225300 north side of Yongfeng Road, high tech Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Patentee before: JIANGSU SACA PRECISION TECHNOLOGY Co.,Ltd. |