Electric opening and closing mechanism for hood door of range hood

Abstract

The utility model relates to the technical field of range hoods, and discloses a range hood cover door electric opening and closing mechanism which comprises a connecting plate, a connecting block is fixedly connected to the bottom of the connecting plate, an opening and closing dismounting mechanism is arranged at the bottom of the connecting block, and a sealing mechanism is arranged at the bottom of the opening and closing dismounting mechanism. When the cover door needs to be opened, the electric push rod is started, then the fixing plate synchronously drives the fixing sleeve to move and enable the fixing sleeve to be turned over and unfolded upwards, and therefore the fixing sleeve is synchronously driven to be turned over upwards, the cover door plate can be unfolded to an enough unfolding angle, and it is avoided that later work is affected due to the fact that the unfolding angle is too small; the cover door plate is completely separated from the fixing sleeve by manually pulling the pull plate outwards, so that fixation between the fixing sleeve and the cover door plate can be quickly relieved, the cover door plate is convenient to disassemble and clean in the later period, the work complexity of workers is further reduced, and the time brought by disassembly is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to a range hood technical field, concretely is a kind of range hood cover door electric opening and closing mechanism. BACKGROUND

[0002] Traditional range hood is usually manually opened or closed cover door when using, inconvenient operation and low efficiency, at the same time, manual operation can cause cover door to open and close not in place, affect the smoke suction effect of range hood, with the continuous progress of electric technology, more and more household appliances begin to use electric mechanism to realize automation operation. Range hood cover door electric opening and closing mechanism is developed based on this direction.

[0003] In the prior art, the device is pressed when using button, makes its hydraulic rod start, makes its cover door unfold by hydraulic rod, but in actual use process, since hydraulic rod is arranged in the inner side of range hood, and in unfolding process, the unfolding angle is small, so that it cannot completely unfold its cover door, and in the long-time use process of range hood, the outside of cover door is extremely easy to stick stubborn oil stain, and since cover door is directly rotated on hydraulic rod and range hood, its cover door is difficult to disassemble, needs manual disassembly with the aid of tool, to further make its disassembly process more complicated, extremely easy to increase the working time and tediousness of staff, so an improved range hood cover door electric opening and closing mechanism is needed. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of range hood cover door electric opening and closing mechanism to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of range hood cover door electric opening and closing mechanism, including connecting plate, the connecting plate bottom is fixedly connected with connecting block, the connecting block bottom is provided with opening and closing disassembly mechanism, the opening and closing disassembly mechanism bottom is provided with sealing mechanism;

[0006] The opening and closing disassembly mechanism includes opening and closing assembly and disassembly assembly, and the disassembly assembly is arranged on the right side of the opening and closing assembly.

[0007] The opening and closing assembly includes electric push rod, the electric push rod is rotatably connected to the bottom of the connecting block, the output end of the electric push rod is rotatably connected with push rod one, the bottom of the push rod one is rotatably connected with connecting rod one, the back of the connecting rod one is rotatably connected with connecting rod two, the bottom of the connecting rod two is rotatably connected with support rod, the right side of the support rod is rotatably connected with fixed plate, and the right side of the fixed plate is fixedly connected with fixed sleeve, so as to quickly open the cover door plate and make it turn upward.

[0008] Preferably, the connecting rod one is rotatably connected to the bottom of the connecting plate, and the connecting rod two is rotatably connected to the bottom of the connecting plate, so as to drive the connecting rod one and the connecting rod two to rotate.

[0009] Preferably, the connecting rod one is connected with the connecting rod two by cross rotation, and the right side of the connecting rod one is connected with the left side of the fixed plate by rotation, facilitating the rotation and overturning of the supporting rod.

[0010] Preferably, the dismounting assembly comprises an inclined clamping block, the inclined clamping block is connected with the inside of the fixed sleeve by sliding, a pull plate is fixedly connected with the outside of the inclined clamping block, a spring one is fixedly connected between the pull plate and the fixed sleeve, a connecting sleeve is inserted into the inside of the fixed sleeve, a cover door plate is fixedly connected with the bottom of the connecting sleeve, and a positioning block is fixedly connected with the top of the cover door plate, facilitating the quick dismounting and mounting of the cover door plate.

[0011] Preferably, the positioning block is inserted into the inside of the fixed sleeve, grooves are formed in the corresponding positions of the connecting sleeve and the inclined clamping block, and the inclined clamping block is inserted into the groove, facilitating the quick fixing of the cover door plate and the positioning of the cover door plate.

[0012] Preferably, the sealing mechanism comprises a sliding sleeve, the sliding sleeve is fixedly connected with the bottom of the cover door plate, a clamping plate is fixedly connected with the inside of the sliding sleeve, a spring two is fixedly connected with the bottom of the clamping plate, and a rubber sealing block is fixedly connected with the bottom of the spring two, facilitating the improvement of the sealing effect of the cover door plate and the oil smoke machine and preventing waste oil from dropping.

[0013] Preferably, grooves are formed in the corresponding positions of the sliding sleeve and the rubber sealing block, and the rubber sealing block is connected with the groove by sliding, facilitating the up-and-down sliding of the rubber sealing block.

[0014] Compared with the prior art, the oil smoke machine cover door electric opening and closing mechanism has the following beneficial effects:

[0015] The oil smoke machine cover door electric opening and closing mechanism, when the cover door needs to be opened, the electric push rod is started, the fixed sleeve is moved synchronously by the fixed plate, and the fixed sleeve is turned up and unfolded, so that the fixed sleeve is turned up synchronously, and the cover door plate can be unfolded to a sufficient unfolding angle, avoiding the influence of the small unfolding angle on the later work, and when the cover door plate needs to be dismounted and cleaned in the later period, the pull plate is manually pulled outwards, the cover door plate is completely separated from the fixed sleeve, the fixing between the fixed sleeve and the cover door plate can be quickly released, the dismounting and cleaning of the cover door plate in the later period are facilitated, and the work complexity of the workers and the time caused by dismounting are further reduced.

[0016] The oil smoke machine cover door electric opening and closing mechanism, when the cover door plate is closed, the rubber sealing block is attached to the contact surface of the oil smoke machine, and under the elastic force of the spring two, the rubber sealing block is tightly attached to the contact surface of the oil smoke machine, thereby improving the sealing effect of the cover door plate and the oil smoke machine and preventing waste oil from dropping. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0018] Figure 1 It is an appearance structure schematic diagram of the present application;

[0019] Figure 2 It is an appearance structure schematic diagram of the opening and closing dismounting mechanism of the present application;

[0020] Figure 3 It is an opening and closing assembly unfolded structure schematic diagram of the present application;

[0021] Figure 4 It is a right side unfolded structure schematic diagram of the dismounting assembly of the present application;

[0022] Figure 5 It is a sealing mechanism unfolded structure schematic diagram of the present application.

[0023] In the drawings: 1, connecting plate; 2, connecting block; 3, opening and closing dismounting mechanism; 4, sealing mechanism; 31, opening and closing assembly; 32, dismounting assembly; 311, electric push rod; 312, push rod one; 313, connecting rod one; 314, connecting rod two; 315, support rod; 316, fixed plate; 317, fixed sleeve; 321, inclined clamping block; 322, pull plate; 323, spring one; 324, connecting sleeve; 325, cover door plate; 326, positioning block; 41, sliding sleeve; 42, clamping plate; 43, spring two; 44, rubber sealing block. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0025] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can through intermediate medium indirectly connect, can be two element inside's intercommunication or two element's interaction relationship.For ordinary skilled person in the art, can understand the concrete meaning of above-mentioned terms in the utility model according to specific circumstances. Embodiment one:

[0026] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of range hood cover door electric opening and closing mechanism, including connecting plate 1, connecting plate 1 bottom is fixedly connected with connecting block 2, connecting block 2 bottom is provided with opening and closing dismounting mechanism 3, opening and closing dismounting mechanism 3 bottom is provided with sealing mechanism 4;

[0027] Opening and closing dismounting mechanism 3 includes opening and closing assembly 31 and dismounting assembly 32, and dismounting assembly 32 is arranged at the right side of opening and closing assembly 31.

[0028] Opening and closing assembly 31 includes electric push rod 311, and electric push rod 311 is rotatably connected at the bottom of connecting block 2, and the output end of electric push rod 311 is rotatably connected with push rod one 312, the bottom of push rod one 312 is rotatably connected with connecting rod one 313, the back of connecting rod one 313 is rotatably connected with connecting rod two 314, the bottom of connecting rod two 314 is rotatably connected with support rod 315, the right side of support rod 315 is rotatably connected with fixed plate 316, and the right side of fixed plate 316 is fixedly connected with fixed sleeve 317, so as to quickly open cover door plate 325, make it turn over upwards.

[0029] Further, connecting rod one 313 is rotatably connected at the bottom of connecting plate 1, and connecting rod two 314 is rotatably connected at the bottom of connecting plate 1, to facilitate driving connecting rod one 313 and connecting rod two 314 to rotate.

[0030] Further, connecting rod one 313 and connecting rod two 314 are cross-rotatably connected, and the right side of connecting rod one 313 is rotatably connected at the left side of fixed plate 316, to facilitate pushing support rod 315 to rotate and turn over.

[0031] Further, dismounting assembly 32 includes inclined clamping block 321, and inclined clamping block 321 is slidably connected in fixed sleeve 317, and inclined clamping block 321 is fixedly connected with pull plate 322 outside, spring one 323 is fixedly connected between pull plate 322 and fixed sleeve 317, connecting sleeve 324 is inserted in fixed sleeve 317, cover door plate 325 is fixedly connected at the bottom of connecting sleeve 324, and positioning block 326 is fixedly connected at the top of cover door plate 325, to facilitate quickly dismounting and mounting cover door plate 325.

[0032] Further, the positioning block 326 is inserted inside the fixed sleeve 317, and the connecting sleeve 324 is provided with a slot at the corresponding position of the inclined clamping block 321, and the inclined clamping block 321 is inserted into the slot, so as to quickly fix the cover door plate 325 and complete the positioning. Embodiment two:

[0033] Please refer to Figure 5 In combination with embodiment one, it is further obtained that the sealing mechanism 4 comprises a sliding sleeve 41 fixedly connected to the bottom of the cover door plate 325, the sliding sleeve 41 is fixedly connected with a clamping plate 42 inside, the clamping plate 42 is fixedly connected with a spring 43 at the bottom, and the spring 43 is fixedly connected with a rubber sealing block 44 at the bottom, so as to improve the sealing effect of the cover door plate 325 and the range hood, and prevent waste oil from falling.

[0034] Further, the sliding sleeve 41 is provided with a slot at the corresponding position of the rubber sealing block 44, and the rubber sealing block 44 is slidingly connected in the slot, so as to drive the rubber sealing block 44 to slide up and down.

[0035] In actual operation process, when the device is used, first, through the opening and closing dismounting mechanism 3, when the cover door needs to be opened, the electric push rod 311 is started, the push rod 312 is driven by the electric push rod 311 to move, and the connecting rod 313 is driven by the push rod 312 to rotate around the connecting point of the connecting plate 1, and then the connecting rod 314 is driven by the connecting rod 313 to rotate around the connecting point of the connecting plate 1 during the rotation of the connecting rod 313, so that the connecting rod 314 pushes the supporting rod 315 to move synchronously, and the fixed plate 316 is driven by the supporting rod 315 and the connecting rod 313 to move synchronously during the synchronous rotation and movement of the supporting rod 315 and the connecting rod 313, and then the fixed sleeve 317 is driven by the fixed plate 316 to move synchronously, so that the fixed sleeve 317 is turned up and unfolded upward, so that the cover door plate 325 can be unfolded to a sufficient unfolding angle, and when the cover door plate 325 needs to be dismounted and cleaned later, the pull plate 322 is manually pulled outward, the inclined clamping block 321 is driven by the pull plate 322 to completely separate from the fixed sleeve 317, so that the fixing between the connecting sleeve 324 and the fixed sleeve 317 can be quickly released, and then the cover door plate 325 is manually pulled down, so that the cover door plate 325 completely separates from the fixed sleeve 317, so that the fixing between the fixed sleeve 317 and the cover door plate 325 can be quickly released, and then through the sealing mechanism 4, when the cover door plate 325 is closed, the rubber sealing block 44 is in contact with the contact surface of the range hood, and under the elastic force of the spring 43, the rubber sealing block 44 is tightly pressed against the contact surface of the range hood.

[0036] It is to be noted that, as used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to "a component" can include a combination of two or more components. Additionally, the terms "comprise," "comprises," and "comprising," or any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements is not necessarily limited to those elements, but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, unless otherwise indicated herein, the terms "first," "second," "third," etc., are not intended to denote a physical order, quantity, or importance, but rather are used for the purpose of nomenclature.

Claims

1. A kind of electric opening and closing mechanism of range hood cover door, including connecting plate (1), it is characterized in that: The connecting plate (1) bottom is fixedly connected with a connecting block (2), the connecting block (2) bottom is provided with an opening and closing dismounting mechanism (3), the opening and closing dismounting mechanism (3) bottom is provided with a sealing mechanism (4); The opening and closing dismounting mechanism (3) includes an opening and closing assembly (31) and a dismounting assembly (32), and the dismounting assembly (32) is arranged on the right side of the opening and closing assembly (31); The opening and closing assembly (31) includes an electric push rod (311), the electric push rod (311) is rotatably connected to the bottom of the connecting block (2), the output end of the electric push rod (311) is rotatably connected with a push rod one (312), the bottom of the push rod one (312) is rotatably connected with a connecting rod one (313), the back of the connecting rod one (313) is rotatably connected with a connecting rod two (314), the bottom of the connecting rod two (314) is rotatably connected with a supporting rod (315), the right side of the supporting rod (315) is rotatably connected with a fixed plate (316), and the right side of the fixed plate (316) is fixedly connected with a fixed sleeve (317).

2. The electrically operated opening and closing mechanism for the hood door of a range hood according to claim 1, characterized in that: The connecting rod one (313) is rotatably connected to the bottom of the connecting plate (1), and the connecting rod two (314) is rotatably connected to the bottom of the connecting plate (1).

3. The electrically operated opening and closing mechanism for the hood door of a range hood according to claim 1, characterized in that: The connecting rod one (313) and the connecting rod two (314) are cross-rotatably connected, and the right side of the connecting rod one (313) is rotatably connected to the left side of the fixed plate (316).

4. The electrically operated opening and closing mechanism for the hood door of a range hood according to claim 1, characterized in that: The dismounting assembly (32) includes an inclined clamping block (321), the inclined clamping block (321) is slidably connected in the fixed sleeve (317), the outer portion of the inclined clamping block (321) is fixedly connected with a pull plate (322), the pull plate (322) and the fixed sleeve (317) are fixedly connected with a spring one (323), the fixed sleeve (317) is inserted with a connecting sleeve (324), the bottom of the connecting sleeve (324) is fixedly connected with a cover door plate (325), and the top of the cover door plate (325) is fixedly connected with a positioning block (326).

5. The electrically operated opening and closing mechanism for the hood door of a range hood as claimed in claim 4, characterized in that: The positioning block (326) is inserted in the fixed sleeve (317), and the connecting sleeve (324) and the inclined clamping block (321) are provided with grooves at corresponding positions, and the inclined clamping block (321) is inserted in the groove.

6. The electrically operated opening and closing mechanism for the hood door of a range hood as claimed in claim 1, characterized in that: The sealing mechanism (4) includes a sliding sleeve (41), the sliding sleeve (41) is fixedly connected to the bottom of the cover door plate (325), the sliding sleeve (41) is fixedly connected with a clamping plate (42) in the inside, the bottom of the clamping plate (42) is fixedly connected with a spring two (43), and the bottom of the spring two (43) is fixedly connected with a rubber sealing block (44).

7. The electrically operated opening and closing mechanism for a range hood door according to claim 6, characterized in that: The sliding sleeve (41) and the rubber sealing block (44) are provided with grooves at corresponding positions, and the rubber sealing block (44) is slidably connected in the groove.

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