Range hood

Abstract

The invention relates to a range hood, which comprises a shell, an air cabinet, a control device, an operation plate serving as a smoke deflector, an up-and-down moving device and a driving device, and the shell is provided with a smoke collecting cavity with a lower opening; the air cabinet is arranged at the top of the shell and connected with the smoke collecting cavity, a device cavity and a movable cavity are arranged at the front parts of the air cabinet and the shell from top to bottom, an access hole is formed in a bottom plate of the shell at the movable cavity, and a mounting hole is formed in the bottom plate at the front part of the access hole; the control device is arranged on the machine shell and embedded into the mounting hole, the up-down moving device and the driving device are arranged in the device cavity, the operation plate moves up and down in the movable cavity and is in in-out fit with the in-out hole, and the operation plate is connected with the up-down moving device through the transmission plate. Signals of the control device are mapped to the operation panel, and control is achieved by touching the operation panel. The control device is far away from a high-temperature area and has the characteristic of long service life, and the smoke guide machine is hidden and has an operation function.

Description

Technical Field

[0001] The invention relates to a range hood. Background Art

[0002] The current prior art, Chinese patent 202220874926.3, discloses a T-shaped range hood, including a range hood body, a smoke guide plate and a storage space. A smoke inlet is provided at the bottom of the range hood body; the smoke guide plate is rotatably mounted on the bottom of the range hood body, and the smoke guide plate can be flipped to a first position close to the smoke inlet or a second position away from the smoke inlet; a storage space is also provided at the bottom of the range hood body, and when the range hood body is in a closed state, the smoke guide plate is located in the first position, and the smoke guide plate is stored in the storage space. An installation cavity 112 is provided on the inner surface of the smoke guide plate 110. The sensing mechanism and the control mechanism are installed in the installation cavity 112. There is a problem that the control device rotates with the smoke guide plate, and when the range hood is working, the control device is in a high temperature zone. Summary of the invention

[0003] The object of the present invention is to provide a range hood having the characteristics that the control device is far away from the high temperature area and the smoke guide is hidden.

[0004] The present invention is implemented as follows: a range hood, which is special in that it includes a housing, a wind cabinet, a control device, an operating panel that also serves as a smoke guide plate, an up-and-down moving device and a driving device.

[0005] The casing is provided with a smoke collecting chamber with a lower opening;

[0006] The wind cabinet is arranged on the top of the casing and connected with the smoke collecting chamber. The wind cabinet and the front of the casing are provided with a device cavity and an active cavity from top to bottom. The bottom plate of the casing at the active cavity is provided with inlet and outlet holes, and the bottom plate in front of the inlet and outlet holes is provided with a mounting hole; the control device is arranged in the casing and is embedded with the mounting hole, the up and down moving device and the driving device are arranged in the device cavity, the operation panel moves up and down in the active cavity and cooperates with the inlet and outlet holes, and the operation panel is connected with the up and down moving device through a transmission plate; the signal of the control device is mapped to the operation panel, and the control is realized by touching the operation panel.

[0007] The above-mentioned range hood is special in that: the up-and-down moving device comprises a main body, a screw rod, a moving seat and a nut.

[0008] The main body is hollow and provided with a longitudinal guide groove along the height direction;

[0009] The movable seat comprises a through hole and a guide plate;

[0010] The nut is embedded in the through hole of the movable seat, the movable seat and the inner cavity of the main body and the guide plate and the longitudinal guide groove are slidably matched, and the suspended end of the guide plate is fixedly connected to the transmission plate; the screw rod is threadedly engaged with the nut and the upper and lower ends are pivotally connected to the main body; the driving device drives the screw rod.

[0011] The range hood described above is special in that: the driving device comprises a seat shell, a worm gear, a worm and a motor;

[0012] The housing comprises a worm gear chamber and a screw chamber, and the worm gear chamber and the worm chamber are connected;

[0013] The seat shell is fixed to the motor shell, the worm gear is arranged in the worm gear cavity, the lower end of the screw is fixed to the worm gear and the end is pivotally connected to the bottom plate of the worm gear cavity, the worm is arranged in the worm cavity, one end is fixed to the shaft of the motor and the other end is pivotally connected to the closed end of the worm cavity, and the worm and the worm gear cooperate for transmission.

[0014] The range hood described above is special in that: the control device comprises a bottom shell, a top cover, a main control panel and a transparent window panel.

[0015] The bottom shell is hollow with an upper opening, including a partition plate arranged on the bottom shell, a functional seat and a functional hole arranged on the functional seat, the functional hole passes through the functional seat and the bottom plate, and the partition plate and the functional seat have a rising angle from front to back;

[0016] The lower end of the top cover has a rising angle from front to back;

[0017] The main control board is provided with a transmitting element;

[0018] The main control board is fitted with the partition and the functional seat, the emitting element extends into the functional hole, the top cover is buckled with the bottom shell, and the end portion presses the main control board tightly; the transparent window plate is arranged at the bottom of the bottom shell and covers the functional hole, the head of the transparent window plate cooperates with the mounting hole, and the emitting element is opposite to the smoke guide plate.

[0019] The special feature of the range hood is that: control seats are provided at both ends of the bottom shell, and light-transmitting holes are provided on the control seats;

[0020] It also includes a gesture sensor, which is arranged on the main control board and extends into the light-transmitting hole.

[0021] The special feature of the range hood is that a buckle hook is provided on the top cover.

[0022] The bottom shell is provided with a buckle hook hole; the buckle hook is buckled with the buckle hook hole.

[0023] The special feature of the range hood is that the front end of the air cabinet is flush with the front end of the casing.

[0024] The range hood described above is special in that the bottom of the housing is parallel to the horizontal plane, or the bottom of the housing has an ascending angle from the back to the front.

[0025] The range hood described above is special in that it also includes an LED light bar, which is arranged on the top of the operating panel.

[0026] Compared with the prior art, the range hood of the present invention has a control device far away from a high temperature zone and a long service life, and a smoke guide is hidden and has an operating function. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a cross-sectional view of the present invention.

[0028] Figure 2 It is a partial three-dimensional cross-sectional view of the present invention.

[0029] Figure 3 It is a perspective view of the present invention.

[0030] Figure 4 It is one of the three-dimensional exploded views of the present invention.

[0031] Figure 5 It is the second of the three-dimensional exploded diagrams of the present invention.

[0032] Figure 6 It is one of the three-dimensional exploded views of the driving device of the present invention.

[0033] Figure 7 This is the second exploded perspective view of the driving device of the present invention.

[0034] Figure 8 It is a cross-sectional view of the driving device of the present invention.

[0035] Fig. 9 It is one of the three-dimensional exploded views of the control device of the present invention.

[0036] Fig.10 This is the second exploded perspective view of the control device of the present invention.

[0037] Fig.11 It is a cross-sectional view of the control device of the present invention.

[0038] Fig.12 It is a stereogram of the present invention when it is static. DETAILED DESCRIPTION

[0039] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0040] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] like Figure 1 As shown, a range hood comprises a housing 1, a wind cabinet 2, a control device 3, an operating panel 4 which also serves as a smoke guide plate, an up-and-down moving device 5 and a driving device 6.

[0042] The casing 1 is provided with a smoke collecting chamber 11 with a lower opening;

[0043] The wind cabinet 2 is arranged on the top of the casing 1 and connected to the smoke collecting chamber 11. The wind cabinet 2 and the front of the casing 1 are provided with a device chamber 71 and an active chamber 72 from top to bottom. The bottom plate of the casing 1 at the active chamber 72 is provided with an inlet and outlet hole 12, and the bottom plate in front of the inlet and outlet hole 12 is provided with a mounting hole 13; the control device 3 is arranged in the casing 1 and is engaged with the mounting hole 13, the up-and-down moving device 5 and the driving device 6 are arranged in the device chamber 71, the operation panel 4 moves up and down in the active chamber 72 and cooperates with the inlet and outlet hole 12, and the operation panel 4 is connected to the up-and-down moving device 5 through the transmission plate 41; the signal of the control device 3 is mapped to the operation panel 4, and the control is realized by touching the operation panel 4; the operation panel 4 is provided with an operation control area. The signal of the control device 3 is mapped to the operation control area, and the control is realized by touching the control area by hand.

[0044] Figure 1 , Figure 3 This is the use state of the present invention, and the operating panel 4 extends out from the active cavity through the inlet and outlet hole 12.

[0045] As a further improvement of the present invention: Figure 1 , Figure 6 , Figure 7 , Figure 8 As shown, the up-and-down moving device 5 includes a main body 51, a screw rod 52, a moving seat 53 and a nut (not shown in the figure).

[0046] The main body 51 is hollow and is provided with a longitudinal guide groove 511 along the height direction, and the longitudinal guide groove 511 penetrates the thickness of the main body 51;

[0047] The movable seat 53 includes a through hole 531 and a guide plate 532;

[0048] The nut is embedded in the through hole 531 of the movable seat 53, the movable seat 53 and the inner cavity of the main body 51 and the guide plate 532 are slidably matched with the longitudinal guide groove 511, and the suspended end of the guide plate 532 is fixedly connected with the transmission plate 41; the screw rod 52 is threadedly engaged with the nut and the upper and lower ends are pivotally connected with the main body 51; the driving device 6 drives the screw rod 52. The screw rod 52 rotates to realize the upward or downward movement of the movable seat 53 in the main body 51;

[0049] The inner cavity of the main body 51 and the movable seat 53 can be square or circular. When the inner cavity of the main body 51 is circular, an axial guide groove is provided on the inner wall, and an axial guide protrusion is provided on the outer wall of the movable seat 53. The axial guide protrusion and the axial guide groove are slidably matched to prevent the movable seat and the main body 51 from rotating relative to each other.

[0050] like Figure 1 , Figure 6 , Figure 7 , Figure 8 As shown, the driving device 6 includes a seat housing 61, a worm gear 62, a worm 63 and a motor 64;

[0051] The housing 61 includes a worm gear cavity 612 with an upper opening and a screw cavity 612 with an opening at one end, and the worm gear cavity 612 is connected to the worm cavity 63;

[0052] The seat housing 61 is fixed to the motor housing, the worm gear 62 is arranged in the worm gear cavity 612, the lower end of the screw 52 is fixed to the worm gear 62 and the end is pivotally connected to the bottom plate of the worm gear cavity 612, the worm 63 is arranged in the worm 63 cavity, one end is fixed to the shaft of the motor 64, and the other end is pivotally connected to the closed end of the worm 63 cavity, and the worm 63 and the worm gear 62 cooperate to drive;

[0053] The driving device 6 may also be a motor with a reducer, and the output shaft of the reducer is connected to the worm 63 .

[0054] like Fig. 9 , Fig.10 , Fig.11 As shown, the control device 3 includes an upper opening bottom shell 31, a lower opening top cover 32, a main control board 33 and a transparent window board 34.

[0055] The bottom shell 31 is hollow with an upper opening, and includes a partition plate 311 arranged in the bottom shell along the width direction, a function seat 312, and a function hole 313 arranged on the function seat 312. The function hole 313 passes through the function seat 312 and the bottom plate of the bottom shell 31. Fig.11 As shown, the partition 311 and the function seat 312 have an ascending angle from front to back; an indicator light hole can also be set on the function seat 312; and an indicator light is set on the main control panel;

[0056] The lower end of the top cover 32 has a rising angle from front to back;

[0057] The main control board 33 is provided with a transmitting element, such as an infrared sensor;

[0058] The main control board 33 is fitted with the partition 311 and the function seat 312, the emitting element extends into the function hole 313 or faces the function hole 313, the top cover 32 is buckled with the bottom shell 31, and the end thereof presses the main control board 33; the transparent window plate 34 is arranged at the bottom of the bottom shell 31 and covers the function hole 313, the head 341 of the transparent window plate 34 is matched with the mounting hole 13, and the emitting element faces the touch control area of ​​the operation panel 4;

[0059] When an infrared sensor is used, infrared rays are irradiated onto the touch control area of ​​the operation panel 4 through the transparent window plate 34 .

[0060] As a further improvement of the present invention: control seats 35 are provided at both ends of the bottom shell 31, and light-transmitting holes are provided on the control seats 35;

[0061] It also includes a gesture sensor, which is arranged on the main control board 33 and extends into the light-transmitting hole. When in use, when the hand is shaking, the gesture sensor transmits a signal to the main control board to start the machine, the motor rotates, and the operation panel 4 extends; then the functional components are operated to adjust the working condition of the range hood;

[0062] A manual switch or a touch switch can also be set.

[0063] As a further improvement of the present invention: the top cover 32 is provided with a buckle hook 321.

[0064] The bottom shell 31 is provided with a buckle hook hole 311 ; the buckle hook 321 is buckled with the buckle hook hole 311 .

[0065] As a further improvement of the present invention: the front end of the wind cabinet 2 is flush with the front end of the casing 1.

[0066] As a further improvement of the present invention: the bottom of the housing 1 is parallel to the horizontal plane, or the bottom of the housing 1 has an ascending angle from the back to the front.

[0067] As a further improvement of the present invention, an LED light bar 8 is also included, and the LED light bar 8 is arranged on the top of the operating panel 4.

[0068] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A range hood, characterized in that: It includes a casing, a wind cabinet, a control device, an operating panel that also serves as a smoke guide plate, an up and down moving device and a driving device. The casing is provided with a smoke collecting chamber with a lower opening; The wind cabinet is arranged on the top of the casing and connected with the smoke collecting chamber. The wind cabinet and the front of the casing are provided with a device cavity and an active cavity from top to bottom. The bottom plate of the casing at the active cavity is provided with an inlet and outlet hole, and the bottom plate in front of the inlet and outlet hole is provided with a mounting hole; the control device is arranged in the casing and is embedded with the mounting hole, the up and down moving device and the driving device are arranged in the device cavity, the operating panel moves up and down in the active cavity and cooperates with the inlet and outlet hole, and the operating panel is connected with the up and down moving device through a transmission plate; the signal of the control device is mapped to the operating panel, and the control is realized by touching the operating panel.

2. A range hood according to claim 1, characterized in that: The up-and-down moving device comprises a main body, a screw rod, a moving seat and a nut. The main body is hollow and provided with a longitudinal guide groove along the height direction; The movable seat comprises a through hole and a guide plate; The nut is embedded in the through hole of the movable seat, the movable seat and the inner cavity of the main body and the guide plate and the longitudinal guide groove are slidably matched, and the suspended end of the guide plate is fixedly connected to the transmission plate; the screw rod is threadedly engaged with the nut and the upper and lower ends are pivotally connected to the main body; the driving device drives the screw rod.

3. A range hood according to claim 2, characterized in that: The driving device comprises a seat housing, a worm gear, a worm and a motor; The housing comprises a worm gear chamber and a screw chamber, and the worm gear chamber and the worm chamber are connected; The seat shell is fixed to the motor shell, the worm gear is arranged in the worm gear cavity, the lower end of the screw is fixed to the worm gear and the end is pivotally connected to the bottom plate of the worm gear cavity, the worm is arranged in the worm cavity, one end is fixed to the shaft of the motor and the other end is pivotally connected to the closed end of the worm cavity, and the worm and the worm gear cooperate for transmission.

4. The range hood according to claim 1, characterized in that: The control device comprises a bottom shell, a top cover, a main control panel and a transparent window panel. The bottom shell is hollow with an upper opening, including a partition plate arranged in the bottom shell, a functional seat and a functional hole arranged on the functional seat, the functional hole passes through the functional seat and the bottom plate, and the partition plate and the functional seat have a rising angle from front to back; The lower end of the top cover has a rising angle from front to back; The main control board is provided with a transmitting element; The main control board is fitted with the partition and the functional seat, the emitting element is inserted into the functional hole, the top cover is buckled with the bottom shell, and the end is pressed against the main control board; The transparent window plate is arranged at the bottom of the bottom shell and covers the functional hole, the head of the transparent window plate is matched with the mounting hole, and the emitting element is opposite to the smoke guide plate.

5. The range hood according to claim 4, characterized in that: Control seats are provided at both ends of the bottom shell, and light-transmitting holes are provided on the control seats; It also includes a gesture sensor, which is arranged on the main control board and extends into the light-transmitting hole.

6. The range hood according to claim 4, characterized in that: The top cover is provided with a buckle hook. The bottom shell is provided with a buckle hook hole; the buckle hook is buckled with the buckle hook hole.

7. The range hood according to claim 1, characterized in that: The front end of the wind cabinet is flush with the front end of the casing.

8. The range hood according to claim 1, characterized in that: The bottom of the housing is parallel to the horizontal plane, or the bottom of the housing has an ascending angle from the back to the front.

9. A range hood according to claim 1, 2, 3, 4, 5, 6, 7 or 8, characterized in that: It also includes an LED light bar, which is arranged on the top of the operation panel.

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