CN107202351B - Smoke exhaust ventilator with panel opening and closing function - Google Patents
Smoke exhaust ventilator with panel opening and closing function Download PDFInfo
- Publication number
- CN107202351B CN107202351B CN201710543757.9A CN201710543757A CN107202351B CN 107202351 B CN107202351 B CN 107202351B CN 201710543757 A CN201710543757 A CN 201710543757A CN 107202351 B CN107202351 B CN 107202351B
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- connecting rod
- panel
- crank
- opening
- closing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2078—Removing cooking fumes movable
- F24C15/2092—Removing cooking fumes movable extendable or pivotable
Abstract
The invention relates to a smoke exhaust ventilator with a panel opening and closing function, which comprises a shell, a panel and an opening and closing mechanism, wherein a smoke collecting opening is formed in the shell, the panel is arranged on the outer side of the smoke collecting opening, the opening and closing mechanism is arranged in the shell and is in transmission connection with the panel, the opening and closing mechanism comprises a driving motor, a panel connecting rod assembly and a motor connecting rod assembly, the driving motor is arranged on the shell and is in transmission connection with the panel connecting rod assembly through the motor connecting rod assembly, the panel connecting rod assembly consists of a first crank, a second crank and a first connecting rod, two ends of the first crank and two ends of the second crank are respectively in rotary fit with the panel and the shell, and two ends of the first connecting rod are respectively in rotary fit with the first crank and the second crank. The output shaft of the driving motor increases the moment between the driving motor and the panel connecting rod assembly through the motor connecting rod assembly, so that the load of the motor is reduced, the service life of the motor is prolonged, and the movement of the opening and closing mechanism is smoother and more natural.
Description
Technical Field
The invention relates to a range hood, in particular to a range hood with a panel opening and closing function.
Background
The Chinese patent number 201620673811.2 discloses a smoke exhaust ventilator in the year 2016 of 11 and 30, and comprises a box body, a panel, a motor, a connecting rod mechanism and a transmission rod, wherein mounting plates are respectively arranged on two inner sides of the box body, the two mounting plates are parallel and are in a vertical state with the panel, the transmission rod is horizontally arranged between the two mounting plates, the motor drives the transmission rod to rotate, the two ends of the transmission rod are respectively provided with the connecting rod mechanism, the transmission rod is connected with the connecting rod mechanism and drives the connecting rod mechanism to rotate, each connecting rod mechanism is rotationally connected with the panel and supports the panel, and the pivot joint part of each connecting rod mechanism and the adjacent mounting plate forms a pivot. The motor with the structure directly drives the connecting rod mechanism of the panel to work, the moment is smaller, and the motor load is larger, so that the service life of the motor is influenced; in addition, in order to balance the stress of the panel, the two sides of the back of the panel are respectively provided with a connecting rod mechanism, however, only one of the two sets of connecting rod mechanisms is in transmission connection with the motor, and the other set of connecting rod mechanism works as a driven work, so that the condition of single-side main stress occurs, the stability of the panel is reduced when the panel works, and the load of the motor is further increased.
Disclosure of Invention
The invention aims to provide the smoke exhaust ventilator with the panel opening and closing function, which has the advantages of simple and reasonable structure, long service life, smooth and stable panel opening and closing and uniform stress, and overcomes the defects of the prior art.
The purpose of the invention is realized in the following way:
the utility model provides a smoke ventilator of panel function opens and shuts in area, includes casing, panel and opening and shutting mechanism, is equipped with the collection mouth on the casing, and the panel setting is in the collection mouth outside, and opening and shutting mechanism sets up in the casing to be connected its characterized in that with the panel transmission: the opening and closing mechanism comprises a driving motor, a panel connecting rod assembly and a motor connecting rod assembly, wherein the driving motor is arranged on the shell and is in transmission connection with the panel connecting rod assembly through the motor connecting rod assembly, the panel connecting rod assembly is composed of a first crank, a second crank and a first connecting rod, two ends of the first crank and two ends of the second crank are respectively in running fit with the panel and the shell, and two ends of the first connecting rod are respectively in running fit with the first crank and the second crank.
The aim of the invention can be also solved by adopting the following technical measures:
as a more specific scheme, the motor connecting rod assembly comprises a second connecting rod and a third connecting rod, one end of the second connecting rod is fixedly connected with an output shaft of the driving motor, the other end of the second connecting rod is rotationally connected with one end of the third connecting rod, and the other end of the third connecting rod is rotationally connected with the panel connecting rod assembly. Namely, the motor connecting rod assembly is of a double-connecting rod structure, so that the driving motor can drive the panel connecting rod assembly to move with less power.
The other end of the third connecting rod is in common rotation fit with one end, connected with the first connecting rod and the second crank, of the third connecting rod.
The third connecting rod is arc-shaped, so that the reliability of movement can be further improved.
The casing is internally provided with a supporting plate corresponding to the opening and closing mechanism, one ends of the first crank and the second crank are rotationally connected with the supporting plate, the driving motor is arranged on the supporting plate, one end of the second connecting rod is provided with a chuck, and the chuck is in clamping connection with an output shaft of the driving motor.
The back of the panel is provided with a hanging frame and a hanging plate, and the hanging frame is hung on the hanging plate; the other ends of the first crank and the second crank are respectively in running fit with the hanging plate, a turning position is arranged in the middle of the first crank and the second crank, and two ends of the first connecting rod are respectively in running connection with the turning position of the first crank and the turning position of the second crank. The panel can be detached from the hanging plate together with the hanging frame, so that the maintenance is convenient.
The shell is provided with two sets of opening and closing mechanisms which are parallel to each other and right and left opposite to each other; the two sets of opening and closing mechanisms are connected through at least one cross rod; the two sets of opening and closing mechanisms are synchronously driven to further improve the stability of the panel support.
The first crank is equipped with the holder with casing normal running fit's one end, the horizontal pole is connected with the holder.
At least one set of opening and closing mechanism is provided with a panel opening limit switch Guan Hemian plate closing limit switch, and the panel opening limit switch Guan Hemian plate closing limit switch is arranged beside the motor connecting rod assembly or the panel connecting rod assembly; the driving motors of the two sets of opening and closing mechanisms are mutually connected in parallel so as to improve the synchronism of the two driving motors and enable the movement speeds of the two sides to be parallel to the stress.
The periphery of one end of the second crank, which is in running fit with the shell, is provided with a contact, and the panel closing limit switch is arranged on the movement track of the contact; the panel opening limit switch is arranged on a motion track of the rotating connection end of the second connecting rod and the third connecting rod.
The beneficial effects of the invention are as follows:
(1) In the range hood with the panel opening and closing function, a group of motor connecting rod assemblies are added between the driving motor and the original panel connecting rod assemblies, and the torque between the driving motor and the panel connecting rod assemblies is increased through the motor connecting rod assemblies, so that the load of the motor is reduced, the service life of the motor is prolonged, and the movement of the opening and closing mechanism is smoother and more natural;
(2) The panel of the smoke exhaust ventilator with the panel opening and closing function is driven by two sets of synchronous opening and closing mechanisms, the load of each driving motor is further reduced, and meanwhile, the opening and closing movement of the panel is more reliable;
(3) The panel of the smoke exhaust ventilator with the panel opening and closing function moves away from the outer surface of the smoke collecting port in the opening and closing movement process, but does not slide in a single direction, so that abrasion between the panel and the shell is avoided.
Drawings
Fig. 1 is a schematic sectional view of a smoke collecting port in an opened state.
Fig. 2 is a schematic perspective view of the opened state of the smoke collecting port of the present invention.
Fig. 3 is a schematic cross-sectional view of the closed state of the smoke collecting port of the present invention.
Fig. 4 is a schematic perspective view of a closed state of a smoke collecting port according to the present invention.
FIG. 5 is a schematic diagram of an exploded structure of the present invention.
Fig. 6 is an exploded view of the opening and closing mechanism according to the present invention.
Fig. 7 is a schematic view of another angle structure of the partial structure in fig. 6.
FIG. 8 is a schematic diagram showing a state that two sets of opening and closing mechanisms are connected with a panel.
FIG. 9 is a schematic view showing another state of the connection between two sets of opening and closing mechanisms and a panel in the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Referring to fig. 1 to 9, a range hood with panel opening and closing function comprises a housing 7, a panel 1 and an opening and closing mechanism, wherein a smoke collecting opening 71 is formed in the housing 7, the panel 1 is arranged outside the smoke collecting opening 71, the opening and closing mechanism is arranged in the housing 7 and is in transmission connection with the panel 1, the opening and closing mechanism comprises a driving motor 9, a panel connecting rod assembly and a motor connecting rod assembly, the driving motor 9 is arranged on the housing 7 and is in transmission connection with the panel connecting rod assembly through the motor connecting rod assembly, the panel connecting rod assembly consists of a first crank 2, a second crank 6 and a first connecting rod 3, two ends of the first crank 2 and two ends of the second crank 6 are respectively in running fit with the panel 1 and the housing 7, and two ends of the first connecting rod 3 are respectively in running fit with the first crank 2 and the second crank 6.
The motor connecting rod assembly comprises a second connecting rod 5 and a third connecting rod 4, one end of the second connecting rod 5 is fixedly connected with an output shaft of the driving motor 9, the other end of the second connecting rod 5 is rotationally connected with one end of the third connecting rod 4, and the other end of the third connecting rod 4 is rotationally connected with the panel connecting rod assembly.
The other end of the third connecting rod 4 is matched with one end of the first connecting rod 3 connected with the second crank 6 in a common rotating way. The third connecting rod 4 is arc-shaped.
The casing 7 is internally provided with a supporting plate 72 corresponding to the opening and closing mechanism, one ends of the first crank 2 and the second crank 6 are rotationally connected with the supporting plate 72, the driving motor 9 is arranged on the supporting plate 72, one end of the second connecting rod 5 is provided with a chuck, and the chuck is in clamping connection with an output shaft of the driving motor 9.
The back of the panel 1 is provided with a hanging frame 11 and a hanging plate 12, and the hanging frame 11 is hung on the hanging plate 12; the method specifically comprises the following steps: the hanging frame 11 is provided with a hook position 13, the hanging plate 12 is provided with a rivet 14, and the hanging plate 12 is connected with the hook position 13 of the hanging frame 11 in a hanging mode through the rivet 14. The other ends of the first crank 2 and the second crank 6 are respectively in running fit with the hanging plate 12, a turning position is arranged in the middle of the first crank 2 and the second crank 6, and two ends of the first connecting rod 3 are respectively in running connection with the turning position of the first crank 2 and the turning position of the second crank 6.
Two sets of opening and closing mechanisms (see A and B in figure 5) are arranged on the shell 7, and the two sets of opening and closing mechanisms are parallel to each other and right and left opposite to each other; the two sets of opening and closing mechanisms are connected through a cross rod 22. One end of the first crank 2, which is in running fit with the casing 7, is provided with a clamping seat 21, and the cross rod 22 is connected with the clamping seat 21.
Wherein, a panel opening limit switch 81 and a panel closing limit switch 82 are arranged on one set of opening and closing mechanism, and the panel opening limit switch 81 and the panel closing limit switch 82 are arranged beside the motor connecting rod assembly or the panel connecting rod assembly; the driving motors 9 of the two sets of opening and closing mechanisms are mutually connected in parallel.
The periphery of one end of the second crank 6, which is in running fit with the shell 7, is provided with a contact 61, and the panel closing limit switch 82 is arranged on the movement track of the contact 61; the panel opening limit switch 81 is arranged on the movement track of the rotating connection end of the second connecting rod 5 and the third connecting rod 4.
The working principle is as follows: the driving motors 9 of the two sets of opening and closing mechanisms synchronously work to drive the second connecting rod 5 to rotate by taking the output shaft as a center, and then the third connecting rod 4 drives the panel connecting rod assembly to move to realize opening and closing movement of the panel 1 (in the panel opening state shown in fig. 1 and 2, when the joint of the second connecting rod 5 and the third connecting rod 4 touches the panel opening limit switch 81 in the opening process of the panel 1, the driving motors 9 stop, when the panel 1 needs to be closed, in the states shown in fig. 1 and 2, the driving motors 9 are reversed until the contact 61 of the second crank 6 touches the panel closing limit switch 82, the driving motors 9 stop again, and the panel 1 is closed as shown in fig. 3 and 4).
Claims (9)
1. The utility model provides a smoke ventilator of panel function opens and shuts in area, includes casing (7), panel (1) and switching mechanism, is equipped with collection mouth (71) on casing (7), and panel (1) set up in collection mouth (71) outside, switching mechanism set up in casing (7) and with panel (1) transmission connection, its characterized in that: the opening and closing mechanism comprises a driving motor (9), a panel connecting rod assembly and a motor connecting rod assembly, wherein the driving motor (9) is arranged on the shell (7) and is in transmission connection with the panel connecting rod assembly through the motor connecting rod assembly, the panel connecting rod assembly is composed of a first crank (2), a second crank (6) and a first connecting rod (3), two ends of the first crank (2) and two ends of the second crank (6) are respectively in running fit with the panel (1) and the shell (7), and two ends of the first connecting rod (3) are respectively in running fit with the first crank (2) and the second crank (6);
the motor connecting rod assembly comprises a second connecting rod (5) and a third connecting rod (4), one end of the second connecting rod (5) is fixedly connected with an output shaft of a driving motor (9), the other end of the second connecting rod (5) is rotationally connected with one end of the third connecting rod (4), and the other end of the third connecting rod (4) is rotationally connected with the panel connecting rod assembly.
2. The range hood with a function of opening and closing a panel according to claim 1, wherein: the other end of the third connecting rod (4) is in common rotation fit with one end, connected with the first connecting rod (3) and the second crank (6).
3. The range hood with a function of opening and closing a panel according to claim 1, wherein: the third connecting rod (4) is arc-shaped.
4. The range hood with a function of opening and closing a panel according to claim 1, wherein: the casing (7) is internally provided with a supporting plate (72) corresponding to the opening and closing mechanism, one ends of the first crank (2) and the second crank (6) are rotationally connected with the supporting plate (72), the driving motor (9) is arranged on the supporting plate (72), one end of the second connecting rod (5) is provided with a chuck, and the chuck is in clamping connection with an output shaft of the driving motor (9).
5. The range hood with a function of opening and closing a panel according to claim 4, wherein: the back of the panel (1) is provided with a hanging frame (11) and a hanging plate (12), and the hanging frame (11) is hung on the hanging plate (12); the other ends of the first crank (2) and the second crank (6) are respectively in running fit with the hanging plate (12), a turning position is arranged in the middle of the first crank (2) and the middle of the second crank (6), and two ends of the first connecting rod (3) are respectively in running connection with the turning position of the first crank (2) and the turning position of the second crank (6).
6. The range hood with a function of opening and closing a panel according to claim 1, wherein: two sets of opening and closing mechanisms are arranged on the shell (7), are parallel to each other and are opposite to each other left and right; the two sets of opening and closing mechanisms are connected through at least one cross rod (22).
7. The range hood with a retractable panel function according to claim 6, wherein: one end of the first crank (2) which is in running fit with the shell (7) is provided with a clamping seat (21), and the cross rod (22) is connected with the clamping seat (21).
8. The range hood with a retractable panel function according to claim 6, wherein: the panel opening limit switch (81) and the panel closing limit switch (82) are arranged on at least one set of opening and closing mechanism, and the panel opening limit switch (81) and the panel closing limit switch (82) are arranged beside the motor connecting rod assembly or the panel connecting rod assembly; the driving motors (9) of the two sets of opening and closing mechanisms are mutually connected in parallel.
9. The range hood with a retractable panel function according to claim 8, wherein: the periphery of one end of the second crank (6) which is in running fit with the shell (7) is provided with a contact (61), and the panel closing limit switch (82) is arranged on the movement track of the contact (61); the panel opening limit switch (81) is arranged on the movement track of the rotating connection end of the second connecting rod (5) and the third connecting rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710543757.9A CN107202351B (en) | 2017-07-05 | 2017-07-05 | Smoke exhaust ventilator with panel opening and closing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710543757.9A CN107202351B (en) | 2017-07-05 | 2017-07-05 | Smoke exhaust ventilator with panel opening and closing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107202351A CN107202351A (en) | 2017-09-26 |
| CN107202351B true CN107202351B (en) | 2023-06-09 |
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ID=59910588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710543757.9A Active CN107202351B (en) | 2017-07-05 | 2017-07-05 | Smoke exhaust ventilator with panel opening and closing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107202351B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105825A (en) * | 2018-02-10 | 2018-06-01 | 中山市日顺厨卫有限公司 | Side-absorption type smoke exhaust ventilator |
| CN110186081A (en) * | 2018-04-02 | 2019-08-30 | 华帝股份有限公司 | Panel driving mechanism for range hood and range hood thereof |
| CN111442312B (en) * | 2020-03-27 | 2022-05-17 | 宁波方太厨具有限公司 | Fume exhaust fan |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060231553A1 (en) * | 2005-04-18 | 2006-10-19 | Cyrus Gerami | Retractable canopy range vent hood mounted below over-the-range microwave ovens |
| CN202868788U (en) * | 2012-08-27 | 2013-04-10 | 罗耀和 | Hood with ornament baffle plates |
| CN105890012A (en) * | 2016-06-30 | 2016-08-24 | 中山市日顺厨卫有限公司 | Smoke exhaust ventilator |
| CN206861671U (en) * | 2017-07-05 | 2018-01-09 | 中山市日顺厨卫有限公司 | Smoke exhaust ventilator with folding panel feature |
-
2017
- 2017-07-05 CN CN201710543757.9A patent/CN107202351B/en active Active
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| Publication number | Publication date |
|---|---|
| CN107202351A (en) | 2017-09-26 |
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