CN219845672U - Drawer with automatic cover plate opening and closing functions - Google Patents
Drawer with automatic cover plate opening and closing functions Download PDFInfo
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- CN219845672U CN219845672U CN202321121485.0U CN202321121485U CN219845672U CN 219845672 U CN219845672 U CN 219845672U CN 202321121485 U CN202321121485 U CN 202321121485U CN 219845672 U CN219845672 U CN 219845672U
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- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 22
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- 238000000034 method Methods 0.000 claims description 8
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- 230000000694 effects Effects 0.000 abstract description 14
- 230000002045 lasting effect Effects 0.000 abstract description 5
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000006978 adaptation Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241001674044 Blattodea Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
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- 230000009471 action Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a drawer with automatic cover plate opening and closing functions, which comprises a drawer main body and a cover plate, wherein slide rail assemblies are respectively and correspondingly arranged on a left side plate and a right side plate of the drawer main body, each slide rail assembly comprises a fixed rail, a movable rail and a support plate, the left end and the right end of the cover plate are fixedly arranged at the upper ends of the corresponding support plates, a driving mechanism for driving the movable rail to reciprocate along the front-back direction of the drawer main body is arranged on the drawer main body, and a gear rack lifting assembly is arranged between the movable rail and the support plates. According to the drawer, when the cover plate is opened or closed, the driving mechanism is matched with the gear rack lifting assembly in a coordinated manner, so that automatic intelligent operation of opening and closing the cover plate is realized, and a good use experience effect is brought to a customer; through the cooperation of the driving mechanism and the gear rack lifting assembly, the buckling deformation of the sliding rail assembly is effectively avoided, the drawer is ensured to have lasting sealing performance, and the storage requirements of high-cleanliness and high-dryness articles are met.
Description
Technical Field
The utility model belongs to the technical field of drawer storage, and particularly relates to a drawer with a function of automatically opening and closing a cover plate.
Background
Drawers are box devices for containing scattered articles in life, and are usually installed in cabinets, wardrobes, refrigerators and other furniture for use. The drawer is used for containing scattered articles, so that indoor space can be standardized, and meanwhile, the drawer also has good dustproof and concealing effects, and articles are prevented from being polluted.
However, most of the conventional drawers are not provided with sealing covers, which is inconvenient for containing some articles to be kept clean and dry, particularly in the south where the climate is humid, the interior of the drawer is high in humidity, and the articles stored in the interior of the drawer are polluted by insects such as ants and cockroaches. Therefore, some drawers with cover plates appear on the market, that is, most of drawers with covers on the market are directly arranged on the upper end surface of the original drawer main body through a horizontal push-pull mechanism, and the cover plates can be opened or closed in a sliding manner along the extending direction of the drawer. The drawer with the cover plate has the following problems: the cover plate needs to be manually opened or closed, so that the user experience effect is poor; the horizontal push-pull mechanism is easy to warp and deform under the action of external force in the process of opening and closing the cover plate, and gaps are formed between the drawer main body and the cover plate along with the extension of the service time, so that the tightness of the inside of the drawer is affected when the cover plate is closed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a drawer with the function of automatically opening and closing a cover plate, the cover plate is fixedly arranged at the upper end of a support plate of a sliding rail assembly, when the cover plate is opened, the support plate and the cover plate are driven by a gear rack lifting assembly to be lifted upwards and separated from the upper end surface of a drawer main body through the cooperation of a driving mechanism and the gear rack lifting assembly, and then the cover plate is driven by the driving mechanism to be opened by the driving mechanism to move backwards, otherwise, the cover plate is closed, and is driven by the driving mechanism to move forwards through the cooperation of the driving mechanism and the gear rack lifting assembly, and then the support plate and the cover plate are driven by the gear rack lifting assembly to be lowered, so that the cover plate is in sealing fit with the upper end surface of the drawer main body, the drawer is ensured to have good sealing effect, the storage and storage requirements of high-cleanliness and high-dryness articles are met, and meanwhile, the automatic intelligent operation of opening and closing the cover plate is realized, and good use experience effect is brought to customers; through the cooperation of the driving mechanism and the gear rack lifting assembly, the buckling deformation of the sliding rail assembly is effectively avoided, and the drawer is ensured to have lasting sealing performance.
In order to achieve the above purpose, the technical scheme of the utility model is to design a drawer with automatic cover plate opening and closing functions, which comprises a drawer main body and a cover plate, wherein a left side plate and a right side plate of the drawer main body are respectively and correspondingly provided with a sliding rail component, the sliding rail component comprises a fixed rail, a movable rail and a support plate, the fixed rail is fixedly arranged on the left side plate or the right side plate of the drawer main body, the left end of the cover plate is fixedly arranged at the upper end of the support plate positioned at the left side of the drawer main body, the right end of the cover plate is fixedly arranged at the upper end of the support plate positioned at the right side of the drawer main body, the drawer main body is also provided with a driving mechanism for driving the movable rail on the sliding rail component to reciprocate along the front and rear directions of the drawer main body, and a gear rack lifting component is arranged between the movable rail and the support plate;
in the process that the movable rail slides and opens relative to the fixed rail, the rack and pinion lifting assembly drives the support plate to lift upwards to separate the cover plate from the upper end surface of the drawer main body, and the movable rail and the support plate are mutually locked;
in the sliding closing process of the movable rail relative to the fixed rail, the gear rack lifting assembly enables the movable rail and the support plate to be mutually unlocked, and drives the support plate to fall down to enable the cover plate to be attached to the upper end face of the drawer main body.
According to the drawer with the automatic cover plate opening and closing function, the cover plate is fixedly arranged at the upper end of the support plate of the sliding rail assembly, when the cover plate is opened, the support plate and the cover plate are driven by the gear rack lifting assembly to be lifted upwards and separated from the upper end face of the drawer main body through the cooperation of the driving mechanism and the gear rack lifting assembly, and then the cover plate is driven by the driving mechanism to move forwards through the cooperation of the driving mechanism and the gear rack lifting assembly when the cover plate is closed, and then the support plate and the cover plate are driven by the gear rack lifting assembly to be lowered, so that the cover plate is in sealing fit with the upper end face of the drawer main body, the good sealing effect of the interior of the drawer is ensured, the storage requirement of high-cleanliness and high-dryness objects is met, and meanwhile, the automatic intelligent operation of the opening and closing of the cover plate is realized, so that a good use experience effect is brought to customers; through the cooperation of the driving mechanism and the gear rack lifting assembly, the buckling deformation of the sliding rail assembly is effectively avoided, and the drawer is ensured to have lasting sealing performance.
The preferred technical scheme is, the mounting panel both ends correspond and set firmly the otic placode along length direction, the otic placode upper end be equipped with the arc groove of opening orientation front side to the protruding arc portion in arc groove is located the upside, the left side board upper end of drawer main part and right side board upper end correspond and set firmly the horizontal guide strip that is located slide rail subassembly below, horizontal guide strip up end around both ends be equipped with the rack respectively, horizontal guide strip middle part be equipped with the horizontal guide slot of opening orientation mounting panel, still include the gear, the gear pass through the eccentric shaft rotate install in the otic placode lower extreme, gear and the meshing cooperation of rack that corresponds, be located two tooth teeth at gear same diameter both ends on set firmly respectively towards first round pin axle and the second round pin axle of same side, first round pin axle with the arc groove correspond the adaptation, the second round pin axle with horizontal guide slot correspond the adaptation, horizontal guide strip up end around be equipped with the rack, the gear on the horizontal guide strip constitute the lifting assembly of rack. The gear rack lifting assembly is simple in structural design and good in adaptation coordination with the sliding rail assembly, so that the cover plate can be lifted or lowered by synchronous coordination when the movable rail slides relative to the fixed rail, and smoothness when the cover plate is opened and closed by the driving mechanism is ensured.
The preferred technical scheme still has, actuating mechanism include motor, gearbox and lead screw, the motor set firmly in the outer wall of drawer main part posterior lateral plate on, the lead screw correspond and be located slide rail assembly's downside, lead screw front end spiro union have the nut, the nut on set firmly be used for with corresponding movable rail front end fixed connection's connection piece, the input of gearbox pass through the transmission shaft with the output shaft transmission of motor be connected, the output of gearbox be connected with the rear end transmission of lead screw. The driving mechanism has ingenious structural design and reasonable layout, ensures that the drawer is prepared and implemented smoothly, and ensures that the whole driving mechanism is positioned outside the drawer and does not interfere with the internal space of the drawer, thereby ensuring that the drawer has a large containing space.
In a preferred technical scheme, a sealing ring for sealing and filling a gap between the upper end face of the drawer main body and the outer periphery of the lower end face of the cover plate is arranged on the outer periphery of the upper end face of the drawer main body and/or the lower end face of the cover plate. The sealing ring further improves the tightness between the cover plate and the upper end face of the drawer main body, namely, the inside of the drawer is ensured to have better sealing effect.
Further preferred technical scheme still, the front side board outer wall surface of drawer main part on be equipped with the draw-in groove that is located the horizontal direction, still include the panel, the panel be equipped with the buckle on facing one side of drawer main part, the buckle joint install the draw-in groove on the front side board of drawer main part inside, panel and the front side board of drawer main part between still through screw fixed connection. When the drawer is installed in a cabinet body such as a cabinet and the like for use, the panel can be a cabinet door of the cabinet body such as the cabinet and the like, and the fixed connection mode between the panel and the front side plate of the drawer main body is simple, so that the drawer can be well matched with the cabinet body, and the overall attractive effect of the cabinet body is ensured.
Further preferably, the clamping groove extends obliquely to the upper part of the front side of the drawer main body, the opening of the clamping groove is of a countersunk groove structure, and the insert block on the buckle extends obliquely to the lower part of the rear side of the panel. In the assembly process of the panel and the drawer main body, the panel can be inserted and hung in the clamping groove on the front side plate of the drawer main body through the insertion block on the clamping buckle in a pre-positioning mode, and then the panel and the front side plate of the drawer main body are fixedly connected through the screws, so that the convenience, the accuracy and the high efficiency of the installation of the panel are improved.
The utility model has the advantages and beneficial effects that:
1. according to the drawer with the automatic cover plate opening and closing function, the cover plate is fixedly arranged at the upper end of the support plate of the sliding rail assembly, when the cover plate is opened, the support plate and the cover plate are driven by the gear rack lifting assembly to be lifted upwards and separated from the upper end face of the drawer main body through the cooperation of the driving mechanism and the gear rack lifting assembly, and then the cover plate is driven by the driving mechanism to move forwards through the cooperation of the driving mechanism and the gear rack lifting assembly when the cover plate is closed, and then the support plate and the cover plate are driven by the gear rack lifting assembly to be lowered, so that the cover plate is in sealing fit with the upper end face of the drawer main body, the good sealing effect of the interior of the drawer is ensured, the storage requirement of high-cleanliness and high-dryness objects is met, and meanwhile, the automatic intelligent operation of the opening and closing of the cover plate is realized, so that a good use experience effect is brought to customers; through the cooperation of the driving mechanism and the gear rack lifting assembly, the buckling deformation of the sliding rail assembly is effectively avoided, and the drawer is ensured to have lasting sealing performance.
2. The gear rack lifting assembly is simple in structural design and good in adaptation coordination with the sliding rail assembly, so that the cover plate can be lifted or lowered by synchronous coordination when the movable rail slides relative to the fixed rail, and smoothness when the cover plate is opened and closed by the driving mechanism is ensured.
3. The driving mechanism has ingenious structural design and reasonable layout, ensures that the drawer is prepared and implemented smoothly, and ensures that the whole driving mechanism is positioned outside the drawer and does not interfere with the internal space of the drawer, thereby ensuring that the drawer has a large containing space.
4. When the drawer is installed in a cabinet body such as a cabinet and the like for use, the panel can be a cabinet door of the cabinet body such as the cabinet and the like, and the fixed connection mode between the panel and the front side plate of the drawer main body is simple, so that the drawer can be well matched with the cabinet body, and the overall attractive effect of the cabinet body is ensured.
Drawings
FIG. 1 is a front left side top perspective view of a drawer with automatic lid opening and closing function of the present utility model;
FIG. 2 is a left rear side top perspective view of a drawer with automatic lid opening and closing function of the present utility model;
FIG. 3 is a right rear side top perspective view of the slide assembly;
FIG. 4 is a schematic perspective view of a horizontal guide bar;
FIG. 5 is an enlarged view of a portion of H in FIG. 4;
FIG. 6 is a left side view of the drawer cover in a closed state with automatic cover opening and closing functions of the present utility model;
fig. 7 is a partial enlarged view at S in fig. 6;
FIG. 8 is a left side view of the elevated drawer cover with automatic cover opening and closing function of the present utility model;
FIG. 9 is an assembly relationship of a slide rail assembly and a horizontal guide bar;
FIG. 10 is an enlarged view of a portion at W in FIG. 9;
FIG. 11 is a left side view of the drawer cover with automatic cover opening and closing function according to the present utility model;
FIG. 12 is a top left perspective view of the drawer cover with automatic cover opening and closing function of the present utility model with the panel assembled;
FIG. 13 is a schematic view of the rear side structure of the panel;
FIG. 14 is a diagram showing the assembly of the catch on the faceplate with the catch slot on the front side plate of the drawer body.
In the figure: 1. a drawer main body; 2. a cover plate; 3. a slide rail assembly; 4. a driving mechanism; 5. a horizontal guide bar; 6. a panel; 7. a buckle; 1-1, a front side plate; 1-1-1, a clamping groove; 1-2; a left side plate; 3-1, a fixed rail; 3-2, a movable rail; 3-3, a support plate; 3-4, ear plates; 3-4-1, arc-shaped grooves; 3-5, gears; 3-5-1, a first pin shaft; 3-5-2, a second pin shaft; 3-5-3, eccentric shaft; 4-1, a motor; 4-2, a transmission shaft; 4-3, a gearbox; 4-4, a screw rod; 4-5, nuts; 4-5-1, connecting piece; 5-1, a rack; 5-2, a horizontal guide groove; 7-1, plug blocks.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
Examples
As shown in fig. 1-14, the utility model relates to a drawer with automatic cover plate opening and closing functions, which comprises a drawer main body 1 and a cover plate 2, wherein a left side plate 1-2 and a right side plate of the drawer main body 1 are respectively and correspondingly provided with a sliding rail component 3, the sliding rail component 3 comprises a fixed rail 3-1, a movable rail 3-2 and a support plate 3-3, the fixed rail 3-1 is fixedly arranged on the left side plate 1-2 or the right side plate of the drawer main body 1, the left end of the cover plate 2 is fixedly arranged at the upper end of the support plate 3-3 positioned at the left side of the drawer main body 1, the right end of the cover plate 2 is fixedly arranged at the upper end of the support plate 3-3 positioned at the right side of the drawer main body 1, the drawer main body 1 is also provided with a driving mechanism 4 for driving the movable rail 3-2 on the sliding rail component 3 to reciprocate along the front and back directions of the drawer main body 1, and a gear rack lifting component is arranged between the movable rail 3-2 and the support plate 3-3; in the sliding opening process of the movable rail 3-2 relative to the fixed rail 3-1, the rack and pinion lifting assembly drives the support plate 3-3 to lift upwards to separate the cover plate 2 from the upper end surface of the drawer main body 1, and the movable rail 3-2 and the support plate 3-3 are mutually locked; in the sliding closing process of the movable rail 3-2 relative to the fixed rail 3-1, the gear rack lifting assembly enables the movable rail 3-2 and the support plate 3-3 to be mutually unlocked, and drives the support plate 3-3 to fall down to enable the cover plate 2 to be attached to the upper end face of the drawer main body 1. The drawer main body 1 or the cover plate 2 is provided with a control panel which is electrically connected with the driving mechanism 4.
Preferably, the two ends of the support plate 3-3 are correspondingly and fixedly provided with the ear plates 3-4 along the length direction, the upper end of the ear plate 3-4 is provided with an arc-shaped groove 3-4-1 with an opening facing the front side, the convex arc part of the arc-shaped groove 3-4-1 is positioned at the upper side, the upper end of the left side plate 1-2 and the upper end of the right side plate of the drawer main body 1 are correspondingly and fixedly provided with horizontal guide strips 5 positioned below the slide rail component 3, the front end and the rear end of the upper end face of the horizontal guide strip 5 are respectively provided with racks 5-1, the middle part of the horizontal guide strip 5 is provided with a horizontal guide groove 5-2 with an opening facing the support plate 3-3, the drawer main body further comprises gears 3-5, the gear 3-5 is rotatably arranged at the lower end of the lug plate 3-4 through an eccentric shaft 3-5-3, the gear 3-5 is meshed and matched with a corresponding rack 5-1, a first pin shaft 3-5-1 and a second pin shaft 3-5-2 which face the same side are respectively fixedly arranged on two teeth positioned at two ends of the same diameter of the gear 3-5, the first pin shaft 3-5-1 is correspondingly matched with the arc-shaped groove 3-4-1, the second pin shaft 3-5-2 is correspondingly matched with the horizontal guide groove 5-2, and the lug plate 3-4, the arc-shaped groove 3-4-1, the gear 3-5, the first pin shaft 3-5-1 and the rack 5-1 on the horizontal guide bar 5 form the gear rack lifting assembly.
Preferably, the driving mechanism 4 comprises a motor 4-1, a gearbox 4-3 and a screw rod 4-4, wherein the motor 4-1 is fixedly arranged on the outer wall surface of the rear side plate of the drawer main body 1, the screw rod 4-4 is correspondingly positioned on the lower side of the sliding rail assembly 3, a nut 4-5 is screwed at the front end of the screw rod 4-4, a connecting sheet 4-5-1 fixedly connected with the front end of the corresponding movable rail 3-2 is fixedly arranged on the nut 4-5, the input end of the gearbox 4-3 is in transmission connection with the output shaft of the motor 4-1 through a transmission shaft 4-2, and the output end of the gearbox 4-3 is in transmission connection with the rear end of the screw rod 4-4. The motor 4-1 is in signal connection with the control panel.
Preferably, the outer periphery of the upper end surface of the drawer main body 1 and/or the lower end surface of the cover plate 2 is provided with a sealing ring for sealing and filling a gap between the upper end surface of the drawer main body 1 and the outer periphery of the lower end surface of the cover plate 2.
Preferably, the outer wall surface of the front side plate 1-1 of the drawer main body 1 is provided with a clamping groove 1-1-1 positioned in the horizontal direction, the drawer main further comprises a panel 6, one side surface of the panel 6 facing the drawer main body 1 is provided with a clamping buckle 7, the clamping buckle 7 is clamped and installed inside the clamping groove 1-1-1 on the front side plate 1-1 of the drawer main body 1, and the panel 6 is fixedly connected with the front side plate 1-1 of the drawer main body 1 through screws.
Further preferably, the slot 1-1-1 extends obliquely above the front side of the drawer body 1, and the opening of the slot 1-1-1 is a countersunk slot structure, and the insert 7-1 on the buckle 7 extends obliquely below the rear side of the panel 6.
In this embodiment, a drawer with a function of automatically opening and closing a cover plate is based on the principle of use:
principle of opening cover plate
In the initial state, the cover plate 2 is attached to the upper end face of the drawer main body 1, the first pin shaft 3-5-1 is separated from the arc-shaped groove 3-4-1 and is positioned at the front side of the arc-shaped groove 3-4-1, the second pin shaft 3-5-2 is separated from the horizontal guide groove 5-2 and is positioned at the front side of the horizontal guide groove 5-2 (see fig. 6-7), an opening button on the control panel is started, the output shaft of the motor 4-1 drives the transmission shaft 4-2 to rotate and drives the screw rod 4-4 to rotate through the gearbox 4-3, meanwhile, the nut 4-5 drives the movable rail 3-2 to move backwards through the connecting piece 4-5-1, the first pin shaft 3-5-1 on the gear 3-5 enters the arc-shaped groove 3-4-1 and gradually moves to the rear end part of the arc-shaped groove 3-4-1 to lock the support plate 3-3 with the cover plate 2, at this time, the second pin 3-5-2 on the gear 3-5 at the front end of the drawer body 1 enters the front end of the horizontal guide groove 5-2, the cover plate 2 moves upward for a distance and is separated from the upper end surface of the drawer body 1 (see fig. 8-10), along with the continuous backward movement of the movable rail 3-2, the second pin 3-5-2 on the gear 3-5 at the front end of the drawer body 1 slides from front to back in the horizontal guide groove 5-2, and at the same time, the movable rail 3-2, the support plate 3-3, the cover plate 2 and the gear 3-5 all move backward until the movable rail 3-2 and the fixed rail 3-1 are completely opened, at this time, the second pin 3-5-2 on the gear 3-5 at the front end of the drawer body 1 moves to the rear end of the horizontal guide groove 5-2, and the cover plate 2 is completely opened (see fig. 11).
(II) principle of closure of cover plate
The closing button on the control panel is started, the output shaft of the motor 4-1 drives the transmission shaft 4-2 to rotate and drives the screw rod 4-4 to reversely rotate through the gearbox 4-3, meanwhile, the nut 4-5 drives the movable rail 3-2, the support plate 3-3, the cover plate 2 and the gear 3-5 to move forwards through the connecting piece 4-5-1 until the second pin shaft 3-5-2 positioned on the gear 3-5 at the front end of the drawer main body 1 moves to the front end of the horizontal guide groove 5-2, the lower end of the gear 3-5 starts to be meshed with the corresponding rack 5-1, the gear 3-5 starts to rotate, the first pin shaft 3-5-1 gradually rotates to the front side of the arc groove 3-4-1 from the inside of the arc groove 3-4-1, and the movable rail 3-2 and the support plate 3-3 move to the foremost end of the fixed rail 3-1, and at the moment, the cover plate 2 is completely closed and is attached to the upper end face of the drawer main body 1.
According to the drawer with the automatic cover plate opening and closing function, the cover plate is fixedly arranged at the upper end of the support plate of the sliding rail assembly, when the cover plate is opened, the support plate and the cover plate are driven by the gear rack lifting assembly to be lifted upwards and separated from the upper end face of the drawer main body through the cooperation of the driving mechanism and the gear rack lifting assembly, and then the cover plate is driven by the driving mechanism to move forwards through the cooperation of the driving mechanism and the gear rack lifting assembly when the cover plate is closed, and then the support plate and the cover plate are driven by the gear rack lifting assembly to be lowered, so that the cover plate is in sealing fit with the upper end face of the drawer main body, the good sealing effect of the interior of the drawer is ensured, the storage requirement of high-cleanliness and high-dryness objects is met, and meanwhile, the automatic intelligent operation of the opening and closing of the cover plate is realized, so that a good use experience effect is brought to customers; through the cooperation of the driving mechanism and the gear rack lifting assembly, the buckling deformation of the sliding rail assembly is effectively avoided, and the drawer is ensured to have lasting sealing performance.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. The drawer with the automatic cover plate opening and closing functions is characterized by comprising a drawer main body (1) and a cover plate (2), wherein a sliding rail assembly (3) is correspondingly arranged on a left side plate (1-2) and a right side plate of the drawer main body (1), the sliding rail assembly (3) comprises a fixed rail (3-1), a movable rail (3-2) and a support plate (3-3), the fixed rail (3-1) is fixedly arranged on the left side plate (1-2) or the right side plate of the drawer main body (1), the left end of the cover plate (2) is fixedly arranged at the upper end of the support plate (3-3) positioned at the left side of the drawer main body (1), the right end of the cover plate (2) is fixedly arranged at the upper end of the support plate (3-3) positioned at the right side of the drawer main body (1), a driving mechanism (4) for driving the movable rail (3-2) on the sliding rail assembly (3) to reciprocate along the front and back directions of the drawer main body (1), and a lifting gear assembly is arranged between the movable rail (3-2) and the support plate (3-3;
in the sliding opening process of the movable rail (3-2) relative to the fixed rail (3-1), the rack and pinion lifting assembly drives the support plate (3-3) to be lifted upwards to separate the cover plate (2) from the upper end face of the drawer main body (1), and the movable rail (3-2) and the support plate (3-3) are mutually locked;
in the sliding closing process of the movable rail (3-2) relative to the fixed rail (3-1), the gear rack lifting assembly enables the movable rail (3-2) and the support plate (3-3) to be mutually unlocked, and drives the support plate (3-3) to fall down to enable the cover plate (2) to be attached to the upper end face of the drawer main body (1).
2. The drawer with automatic cover plate opening and closing functions according to claim 1, wherein the two ends of the support plate (3-3) are correspondingly and fixedly provided with the lug plates (3-4) along the length direction, the upper end of the lug plate (3-4) is provided with the arc-shaped groove (3-4-1) with the opening facing the front side, the convex arc part of the arc-shaped groove (3-4-1) is positioned at the upper side, the upper end of the left side plate (1-2) and the upper end of the right side plate of the drawer main body (1) are correspondingly and fixedly provided with the horizontal guide strips (5) positioned below the slide rail assembly (3), the front end and the rear end of the upper end face of the horizontal guide strips (5) are respectively provided with the racks (5-1), the middle part of the horizontal guide strips (5) is provided with the horizontal guide grooves (5-2) with the opening facing the support plate (3-3), the gears (3-5) are further provided with the gears (3-5), the gears (3-5) are rotatably arranged at the lower end of the lug plate (3-4) through eccentric shafts (3-5-3), the gears (3-5) are correspondingly and fixedly provided with the same teeth (1) and the two sides (2) facing the same pin shafts (3-5), the first pin shaft (3-5-1) is correspondingly matched with the arc-shaped groove (3-4-1), the second pin shaft (3-5-2) is correspondingly matched with the horizontal guide groove (5-2), and the lug plate (3-4), the arc-shaped groove (3-4-1), the gear (3-5), the first pin shaft (3-5-1) and the rack (5-1) on the horizontal guide bar (5) form the gear-rack lifting assembly.
3. The drawer with the automatic cover plate opening and closing functions according to claim 1, wherein the driving mechanism (4) comprises a motor (4-1), a gearbox (4-3) and a screw rod (4-4), the motor (4-1) is fixedly arranged on the outer wall surface of the rear side plate of the drawer main body (1), the screw rod (4-4) is correspondingly arranged at the lower side of the sliding rail assembly (3), a nut (4-5) is screwed at the front end of the screw rod (4-4), a connecting sheet (4-5-1) fixedly connected with the front end of the corresponding movable rail (3-2) is fixedly arranged on the nut (4-5), the input end of the gearbox (4-3) is in transmission connection with the output shaft of the motor (4-1) through a transmission shaft (4-2), and the output end of the gearbox (4-3) is in transmission connection with the rear end of the screw rod (4-4).
4. Drawer with automatic cover opening and closing function according to claim 1, characterized in that the outer periphery of the upper end surface of the drawer body (1) and/or the lower end surface of the cover plate (2) is provided with a sealing ring for sealing and filling the gap between the upper end surface of the drawer body (1) and the outer periphery of the lower end surface of the cover plate (2).
5. The drawer with the automatic cover plate opening and closing function according to any one of claims 1 to 4, wherein the outer wall surface of the front side plate (1-1) of the drawer main body (1) is provided with a clamping groove (1-1-1) positioned in the horizontal direction, the drawer further comprises a panel (6), one side surface of the panel (6) facing the drawer main body (1) is provided with a buckle (7), the buckle (7) is clamped and installed inside the clamping groove (1-1-1) on the front side plate (1-1) of the drawer main body (1), and the panel (6) is fixedly connected with the front side plate (1-1) of the drawer main body (1) through screws.
6. The drawer with the automatic cover plate opening and closing function according to claim 5, wherein the clamping groove (1-1-1) extends obliquely above the front side of the drawer main body (1), an opening of the clamping groove (1-1-1) is provided with a countersunk groove structure, and the inserting block (7-1) on the buckle (7) extends obliquely below the rear side of the panel (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321121485.0U CN219845672U (en) | 2023-05-11 | 2023-05-11 | Drawer with automatic cover plate opening and closing functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321121485.0U CN219845672U (en) | 2023-05-11 | 2023-05-11 | Drawer with automatic cover plate opening and closing functions |
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| Publication Number | Publication Date |
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| CN219845672U true CN219845672U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321121485.0U Active CN219845672U (en) | 2023-05-11 | 2023-05-11 | Drawer with automatic cover plate opening and closing functions |
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| Country | Link |
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| CN (1) | CN219845672U (en) |
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