CN212619584U - Air extraction device, vacuum drawer device and refrigeration equipment - Google Patents

Abstract

The utility model discloses an air exhaust device, vacuum drawer device and refrigeration plant, air exhaust device includes: mounting a box; the damping piece is at least partially an elastomer and is suspended in the mounting box; the pump body, the pump body passes through the shock attenuation piece suspension in the mounting box, the pump body is suitable for evacuating sealed space. According to the utility model discloses air exhaust device has advantages such as the shock attenuation is effectual, noise at work is little.

Description

Air extraction device, vacuum drawer device and refrigeration equipment

Technical Field

The utility model relates to an electrical apparatus makes technical field, particularly, relates to an air exhaust device, has air exhaust device's vacuum drawer device and has vacuum drawer device's refrigeration plant.

Background

In the related art vacuum drawer device, a sealed space is formed between the housing and the drawer, and an air extracting device for extracting air from the sealed space is provided to form a vacuum negative pressure environment in the sealed space. However, the air extractor can generate large vibration during working, so that working noise is large, working performance of the vacuum drawer device is affected, and use comfort of users is affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an air exhaust device, this air exhaust device have the shock attenuation effectual, advantage such as noise at work is little.

The utility model also provides a vacuum drawer device with the air exhaust device.

The utility model discloses still provide one kind and have the refrigeration plant of vacuum drawer device.

To achieve the above object, according to an embodiment of the first aspect of the present invention, there is provided an air exhaust device including: mounting a box; the damping piece is at least partially an elastomer and is suspended in the mounting box; the pump body, the pump body passes through the shock attenuation piece suspension in the mounting box, the pump body is suitable for evacuating sealed space.

According to the utility model discloses vacuum drawer device has advantages such as the shock attenuation is effectual, noise at work is little.

In addition, the vacuum drawer device according to the above embodiment of the present invention may further have the following additional technical features:

according to the utility model discloses an embodiment, the bumper shock absorber has the open mounting groove in top, the pump body install in the mounting groove.

According to the utility model discloses an embodiment, the pump body is equipped with the setting element, the shock attenuation piece has the constant head tank, the setting element with the constant head tank cooperation of pegging graft.

According to the utility model discloses an embodiment, the setting element forms rectangular form, the middle part of setting element with the pump body links to each other, two relative walls of mounting groove are equipped with the constant head tank, peg graft respectively in two at the both ends of setting element in the constant head tank.

According to the utility model discloses an embodiment, the bumper shock absorber includes: a main body part, wherein the mounting groove is formed on the main body part; the hanging part is connected with the main body part and is suitable for being hooked on the mounting box.

According to an embodiment of the present invention, the main body portion includes: the supporting section is supported on the pump body and matched with the shape of the pump body; the supporting portion is connected to the first connecting section and the second connecting section, the supporting portion is connected to the second connecting section, and the supporting portion is connected to the second connecting section.

According to an embodiment of the invention, each of the first connection section and the second connection section extends gradually obliquely upwards in a direction away from the support section.

According to an embodiment of the present invention, the main body further includes: the end plate, the end plate respectively with first linkage segment the second linkage segment with the support section links to each other, the end plate is located at least the one end of mounting groove on its length direction.

According to the utility model discloses an embodiment, the portion of hanging forms the couple, the couple with the cooperation of lateral wall top joint of mounting box.

According to the utility model discloses an embodiment, the mounting box includes: the top of the box body is provided with an opening; the lid, lid detachably lid closes the top of box body is in order to cover the opening, the shock attenuation centre gripping is in the box body with between the lid.

According to the utility model discloses an embodiment, open-ended border is equipped with the spacing groove, the shock attenuation piece with the spacing groove cooperation.

According to the utility model discloses an embodiment, the lid has the installation through-hole, the lid with the box body is in through the cooperation fastener in the installation through-hole links to each other, the outer border of installation through-hole is equipped with waterproof boss, waterproof boss is followed the circumference of installation through-hole extends.

According to an embodiment of the utility model, the vacuum drawer device still includes and gives sound insulation to fill up, give sound insulation to fill up and establish in the mounting box and cover at least a part internal face of mounting box.

According to a second aspect of the present invention, there is provided a vacuum drawer device, comprising: a housing defining a receiving chamber having one side opened; a drawer movably fitted in the accommodation chamber, the drawer having a locked state and an unlocked state, the drawer forming a sealed space with the housing in the locked state; air exhaust device, air exhaust device be according to the utility model discloses an embodiment of the first aspect vacuum drawer device, the mounting box is located the shell or the drawer, the pump body is suitable for the drawer is in right under the locking state sealed space is bled.

According to the utility model discloses vacuum drawer device, through utilizing according to the utility model discloses an embodiment of first aspect air exhaust device, have effectual, the noise at work of shock attenuation advantage such as little.

According to an embodiment of the utility model, the shell with one of the drawer has the installation face, the mounting box install in the installation face, the outside of mounting box is equipped with a plurality of cushion, the cushion is located the installation face with between the mounting box.

Embodiments according to a third aspect of the present invention provide a refrigeration device comprising a vacuum drawer arrangement according to embodiments of the second aspect of the present invention.

According to the utility model discloses refrigeration plant, through utilizing according to the utility model discloses an embodiment of second aspect the vacuum drawer device, the vacuum drawer device has advantages such as the shock attenuation is effectual, noise at work is little.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a vacuum drawer device according to an embodiment of the present invention.

Fig. 2 is an exploded view of an air extractor of a vacuum drawer arrangement according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an air extractor of a vacuum drawer device according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of an air extractor of a vacuum drawer device according to an embodiment of the present invention.

Fig. 5 is a cross-sectional view of a suction device of a vacuum drawer arrangement according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a mounting box, a shock absorbing member and a pump body of an air exhaust device of a vacuum drawer device according to an embodiment of the present invention.

Reference numerals: the vacuum drawer device 1, the housing 100, the drawer 200, the air extractor 300, the mounting box 310, the box body 311, the opening 301, the limiting groove 302, the cover 312, the mounting through hole 303, the waterproof boss 304, the air inlet nozzle 313, the air outlet nozzle 314, the shock absorbing member 320, the mounting groove 321, the positioning groove 322, the main body part 323, the supporting section 305, the first connecting section 306, the second connecting section 307, the end plate 308, the hanging part 324, the pump body 330, the positioning member 331, the air inlet pipe 332, the air outlet pipe 333, the sound insulation pad 400 and the elastic pad 500.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

An air extractor 300 according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1-6, an air extractor 300 according to an embodiment of the present invention includes a mounting box 310, a damper 320, and a pump body 330.

At least a portion of the shock absorbing member 320 is an elastic body, and the shock absorbing member 320 is suspended in the mounting case 310. The pump body 330 is suspended in the mounting box 310 by the damper 320, and the pump body 330 is adapted to evacuate the sealed space when the drawer 200 is in the locked state.

It should be understood that the air extractor 300 may be applied to a vacuum-pumping scenario, and may also be applied to other scenarios such as oxygen control and fresh keeping. For example, the air extracting device 300 may be disposed in a vacuum drawer device 1, the vacuum drawer device 1 includes a housing 100 and a drawer 200, the drawer 200 forms a sealed space with the housing 100 when the drawer 200 is in a locked state, the vacuum mounting box 310 is disposed on the housing 100 or the drawer 200, and the pump body 330 is adapted to extract air from the sealed space when the drawer 200 is in the locked state.

The following description will take the example in which the evacuation device 300 is applied to a vacuum evacuation scenario.

According to the utility model discloses air exhaust device 300 can utilize air exhaust device 300 to bleed to enclosure space, makes the interior negative pressure vacuum environment that forms of enclosure space. Further, the pump body 330 is suspended in the mounting box 310 through the shock absorbing member 320 by arranging the shock absorbing member 320 in the air extractor 300, so that the pump body 330 can be suspended and fixed by the shock absorbing member 320, direct contact between the pump body 330 and the mounting box 310 can be effectively reduced, resonance between the pump body 330 and the mounting box 310 is reduced, and noise transmission is weakened in a transmission path. Meanwhile, when the pump body 330 generates noise during operation, the suspended pump body 330 may swing together with the shock absorbing member 320 when generating vibration, so as to convert noise energy of the pump body 330 into kinetic energy and potential energy for consumption, thereby attenuating noise generation from a sound source. Therefore, the working noise of the air extraction device 300 can be reduced, the use performance of the air extraction device 300 is improved, and the use experience of a user is improved.

Therefore, according to the utility model discloses air exhaust device 300 has advantages such as the shock attenuation is effectual, noise at work is little.

An air extractor 300 according to an embodiment of the present invention is described below with reference to the accompanying drawings.

In some embodiments of the present invention, as shown in fig. 1-6, an air extractor 300 according to embodiments of the present invention includes a mounting box 310, a damper 320, and a pump body 330.

Specifically, as shown in fig. 5, the shock absorbing member 320 has a mounting groove 321 with an open top (the up-down direction is shown by an arrow a in fig. 4), and the pump body 330 is mounted in the mounting groove 321. The pump body 330 can be installed and positioned by the installation groove 321, so that the pump body 330 is convenient to set, and the setting stability of the pump body 330 is improved.

More specifically, the mounting groove 321 extends in a length direction of the pump body 330. In this way, the pump body 330 can be installed in the installation groove 321 as much as possible in the longitudinal direction of the pump body 330, the fitting area of the pump body 330 and the installation groove 321 is increased, and the installation reliability of the pump body 330 is improved.

Optionally, as shown in fig. 5, the pump body 330 is provided with a positioning member 331, the damping member 320 is provided with a positioning slot 322, and the positioning member 331 is inserted into and matched with the positioning slot 322. Therefore, the pump body 330 can be positioned by the positioning member 331 and the positioning groove 322, which is not only convenient for installing the pump body 330, but also convenient for improving the structural stability of the pump body 330, and prevents the pump body 330 from separating from the shock absorbing member 320 in the vibration process.

Furthermore, the positioning member 331 is formed in a long strip shape, the middle portion of the positioning member 331 is connected to the pump body 330, two opposite wall surfaces of the mounting groove 321 are provided with positioning grooves 322, and two ends of the positioning member 331 are respectively inserted into the two positioning grooves 322. Therefore, the pump body 330 can be limited by two opposite wall surfaces of the mounting groove 321, so that the stress of the pump body 330 is more uniform and the setting is more reliable and stable.

Furthermore, the mounting groove 321 is an elastic body, and after the pump body 330 is installed in the mounting groove 321, the mounting groove 321 deforms under the action of gravity of the pump body 330, so that the contact area between the pump body 330 and the mounting groove 321 can be increased, the mounting groove 321 is convenient to limit the pump body 330, and the reliability of the pump body 330 is further improved.

Specifically, as shown in fig. 4, the shock absorbing member 320 includes a main body portion 323 and a suspension portion 324, and a mounting groove 321 is formed in the main body portion 323. The hanging portion 324 is connected to the main body portion 323, and the hanging portion 324 is adapted to be hooked to the mounting box 310. This facilitates smooth suspension of the shock absorbing members 320 in the mounting case 310.

Alternatively, the main body 323 and the hanging portion 324 are elastic members integrally molded.

More specifically, as shown in fig. 5, the main body portion 323 includes a support section 305, a first connection section 306, and a second connection section 307, the pump body 330 is supported on the support section 305, and the support section 305 is adapted to the shape of the pump body 330. The supporting section 305 is connected between the first connecting section 306 and the second connecting section 307 to define a mounting groove 321, and a side of each of the first connecting section 306 and the second connecting section 307 remote from the supporting section 305 is connected to a hanging portion 324. This not only facilitates the formation of the mounting groove 321, facilitates the attachment of the pump body 330 to the mounting groove 321, but also facilitates the stable suspension of the shock absorbing member 320 in the mounting box 310.

Further, each of the first connecting section 306 and the second connecting section 307 gradually extends obliquely upward in a direction away from the support section 305. In this way, the first connecting section 306 and the second connecting section 307 can be respectively suspended on two side walls of the mounting box 310 through the suspending portion 324, so that the stress of the shock absorbing member 320 can be more uniform, and the structural stability of the suspension arrangement of the shock absorbing member 320 can be improved.

It will be appreciated here that the cross-sectional profile of the support section 305, the first connection section 306 and the second connection section 307 is substantially V-shaped in cross-section of the main body portion 323.

Optionally, as shown in fig. 6, the main body 323 further includes an end plate 308, the end plate 308 is connected to the first connecting section 306, the second connecting section 307 and the supporting section 305, respectively, and the end plate 308 is disposed at least at one end of the mounting groove 321 in the length direction thereof. Therefore, the pump body 330 can be limited by the end plate 308, and the setting accuracy and the structural stability of the pump body 330 are further improved.

Specifically, the hanging portion 324 forms a hook that snap fits into the top of the side wall of the mounting box 310. This allows the shock absorbing members 320 to be stably suspended from the top of the sidewalls of the mounting case 310 using the hooks.

Specifically, the hanging portion 324 is hung on the top of the side wall of the mounting box 310, and the main body 323 is spaced from the inner bottom wall of the mounting box 310 and the two opposite inner side walls of the mounting box 310, that is, when the pump body 330 vibrates, the main body 323 does not contact the inner bottom wall of the mounting box 310 and the two opposite inner side walls in the shaking process of the pump body 330.

In some embodiments, as shown in fig. 2, the mounting case 310 includes a case body 311 and a cover body 312, and the top of the case body 311 has an opening 301. The cover 312 is detachably covered on the top of the case 311 to cover the opening 301, and the shock absorbing member 320 is sandwiched between the case 311 and the cover 312. Therefore, the shock absorbing member 320 and the pump body 330 can be conveniently disassembled and assembled, the box body 311 and the cover body 312 can be utilized to limit the shock absorbing member 320, and the structural reliability of the shock absorbing member 320 during suspension is further improved.

Specifically, as shown in fig. 6, the edge of the opening 301 is provided with a limiting groove 302, and the shock absorbing member 320 is engaged with the limiting groove 302. Therefore, the damping member 320 can be positioned by using the limiting groove 302, so that the damping member 320 can be conveniently and smoothly installed, and the installation accuracy and the assembly efficiency of the damping member 320 are improved.

Alternatively, as shown in fig. 4, the cover 312 has a mounting through hole 303, the cover 312 and the box 311 are connected by a fastener fitted in the mounting through hole 303, the outer edge of the mounting through hole 303 is provided with a waterproof boss 304, and the waterproof boss 304 extends along the circumferential direction of the mounting through hole 303. Thus, after the components in the case 311 are mounted, the cover 312 may be securely coupled to the case 311 using fasteners. Meanwhile, the waterproof boss 304 is arranged to prevent external water vapor from entering the mounting box 310 through the mounting through hole 303, so that various parts in the mounting box 310 can be protected, the service life of the pump body 330 is effectively prolonged, and the working reliability of the pump body 330 is improved.

Specifically, the waterproof boss 304 is formed as a closed annular boss extending in the circumferential direction of the mounting through-hole 303.

In some embodiments, as shown in fig. 2, the vacuum drawer arrangement 1 further comprises an acoustic isolation pad 400, the acoustic isolation pad 400 being disposed within the mounting box 310 and covering at least a portion of an inner wall surface of the mounting box 310. This can reduce the transmission of the operating noise of the pump body 330 by the acoustic insulator 400, and reduce the operating noise of the pump body 330 transmitted from the mounting box 310, thereby further facilitating the reduction of the operating noise of the vacuum drawer device 1.

Specifically, the noise insulation pad 400 includes a plurality of noise insulation pads 400, and the plurality of noise insulation pads 400 are provided to be attached to the inner wall surfaces of the mounting box, respectively.

Alternatively, the acoustic insulator mat 400 can be a material having an acoustic dampening effect, such as acoustic dampening cotton or porous foam.

A vacuum drawer device 1 according to an embodiment of the present invention is described below.

As shown in fig. 1 to 6, a vacuum drawer device 1 according to an embodiment of the present invention includes a housing 100, a drawer 200, and an air extractor 300.

The housing 100 defines a receiving cavity having one side opening 301. The drawer 200 is movably fitted in the receiving cavity, and the drawer 200 has a locked state and an unlocked state, and the drawer 200 forms a sealed space with the housing 100 in the locked state of the drawer 200. The air extractor 300 comprises a mounting box 310, a shock absorbing member 320 and a pump body 330, wherein the mounting box 310 is arranged on the casing 100 or the drawer 200. At least a portion of the shock absorbing member 320 is an elastic body, and the shock absorbing member 320 is suspended in the mounting case 310. The pump body 330 is suspended in the mounting box 310 by the damper 320, and the pump body 330 is adapted to evacuate the sealed space when the drawer 200 is in the locked state.

According to the vacuum drawer device 1 of the embodiment of the present invention, the drawer 200 is drawably fitted in the housing 100 by providing the housing 100 and the drawer 200. Therefore, the user can take and place the articles by moving the drawer 200, and the operation convenience and comfort of the user are improved.

And, when the drawer 200 is in a locked state, a sealed space is formed between the housing 100 and the drawer 200. Therefore, the vacuum-pumping operation of the sealed space is convenient, the vacuum-pumping storage performance of the vacuum drawer device 1 is realized, and the functionality and the applicability of the vacuum drawer device 1 are improved.

For example, the vacuum drawer device 1 is disposed in a refrigerator, and when the drawer 200 is in a locked state, a sealed space is formed in the vacuum drawer device 1, so as to perform a vacuum pumping operation on the vacuum drawer device 1, so that the vacuum drawer device 1 stably maintains a vacuum pumping state, and the vacuum preservation effect of the vacuum drawer device 1 on food materials is improved.

In addition, by providing the air extractor 300, the sealed space can be extracted by the air extractor 300, so that a negative pressure vacuum environment is formed in the sealed space. Further, the pump body 330 is suspended in the mounting box 310 through the shock absorbing member 320 by arranging the shock absorbing member 320 in the air extractor 300, so that the pump body 330 can be suspended and fixed by the shock absorbing member 320, direct contact between the pump body 330 and the mounting box 310 can be effectively reduced, resonance between the pump body 330 and the mounting box 310 is reduced, and noise transmission is weakened in a transmission path. Meanwhile, when the pump body 330 generates noise during operation, the suspended pump body 330 may swing together with the shock absorbing member 320 when generating vibration, so as to convert noise energy of the pump body 330 into kinetic energy and potential energy for consumption, thereby attenuating noise generation from a sound source. Therefore, the working noise of the air extraction device 300 can be reduced, the use performance of the vacuum drawer device 1 is improved, and the use experience of a user is improved.

Therefore, according to the utility model discloses vacuum drawer device 1 has effectual, the noise at work advantage such as little of shock attenuation.

Specifically, as shown in fig. 2, one of the housing 100 and the drawer 200 has a mounting surface to which the mounting box 310 is mounted, and a plurality of elastic pads 500 are provided outside the mounting box 310, the elastic pads 500 being located between the mounting surface and the mounting box 310. This reduces the transmission of vibration between the mounting box 310 and the mounting surface by the resilient pad 500, which further facilitates reducing the outward transmission of operating noise of the air extractor 300.

More specifically, the outer bottom surface of the mounting box 310 is provided with a mounting seat, and the elastic pad 500 is connected with the mounting seat. Specifically, the plurality of elastic pads 500 are connected to the mounting seats disposed at the four corners of the outer bottom surface of the mounting box 310 in a one-to-one correspondence manner.

Optionally, as shown in fig. 6, the mounting box 310 is designed with an intake nozzle 313 and an exhaust nozzle 314 which are symmetric inside and outside at a position corresponding to the intake pipe 332 and the exhaust pipe 333 of the pump body 330, for air intake and exhaust during operation of the pump body 330.

According to one embodiment of the present invention, the vacuum drawer device 1 comprises a housing 100, a drawer 200 and an air extraction device 300. The housing 100 defines a receiving cavity having one side opening 301. The drawer 200 is movably fitted in the receiving cavity, and the drawer 200 has a locked state and an unlocked state, and the drawer 200 forms a sealed space with the housing 100 in the locked state of the drawer 200. The air extractor 300 comprises a mounting box 310, a shock absorbing member 320 and a pump body 330, wherein the mounting box 310 is arranged on the casing 100 or the drawer 200. At least a portion of the shock absorbing member 320 is an elastic body, and the shock absorbing member 320 is suspended in the mounting case 310. The pump body 330 is suspended in the mounting box 310 by the damper 320, and the pump body 330 is adapted to evacuate the sealed space when the drawer 200 is in the locked state.

The shock absorbing member 320 has a mounting groove 321 with an open top, and the pump body 330 is mounted in the mounting groove 321. The mounting groove 321 extends in the length direction of the pump body 330. The pump body 330 is provided with a positioning member 331, the damping member 320 is provided with a positioning slot 322, and the positioning member 331 is inserted into and matched with the positioning slot 322. The positioning member 331 is formed in a long strip shape, the middle portion of the positioning member 331 is connected to the pump body 330, two opposite wall surfaces of the mounting groove 321 are provided with positioning grooves 322, and two ends of the positioning member 331 are respectively inserted into the two positioning grooves 322.

The shock absorbing member 320 includes a body portion 323 and a suspension portion 324, and a mounting groove 321 is formed in the body portion 323. The hanging portion 324 is connected to the main body portion 323, and the hanging portion 324 is adapted to be hooked to the mounting box 310. The main body 323 and the suspending portion 324 are integrally formed elastic members.

The main body portion 323 includes a support section 305, a first connection section 306, and a second connection section 307, the pump body 330 is supported on the support section 305 and the support section 305 is adapted to the shape of the pump body 330. The supporting section 305 is connected between the first connecting section 306 and the second connecting section 307 to define a mounting groove 321, and a side of each of the first connecting section 306 and the second connecting section 307 remote from the supporting section 305 is connected to a hanging portion 324. Each of the first connecting section 306 and the second connecting section 307 extends gradually obliquely upward in a direction away from the support section 305. The main body 323 further includes an end plate 308, the end plate 308 is connected to the first connecting section 306, the second connecting section 307, and the supporting section 305, respectively, and the end plate 308 is disposed at least at one end of the mounting groove 321 in the length direction thereof. The hanging portion 324 forms a hook that snap fits into the top of the side wall of the mounting box 310.

The mounting case 310 includes a case body 311 and a cover body 312, and the top of the case body 311 has an opening 301. The cover 312 is detachably covered on the top of the case 311 to cover the opening 301, and the shock absorbing member 320 is sandwiched between the case 311 and the cover 312. The edge of the opening 301 is provided with a limit groove 302, and the damping piece 320 is matched with the limit groove 302.

The cover 312 has a mounting through hole 303, the cover 312 is connected with the box body 311 through a fastener matched in the mounting through hole 303, a waterproof boss 304 is arranged at the outer edge of the mounting through hole 303, and the waterproof boss 304 extends along the circumferential direction of the mounting through hole 303.

The vacuum drawer device 1 further includes a noise insulation pad 400, and the noise insulation pad 400 is provided in the mounting box 310 and covers at least a part of an inner wall surface of the mounting box 310. The sound insulating mat 400 includes a plurality of sound insulating mats 400, and the plurality of sound insulating mats 400 are provided to be attached to the inner wall surfaces of the mounting box, respectively.

One of the housing 100 and the drawer 200 has a mounting surface to which the mounting case 310 is mounted, and a plurality of elastic pads 500 are provided outside the mounting case 310, the elastic pads 500 being located between the mounting surface and the mounting case 310. The outer bottom surface of the mounting box 310 is provided with a mounting seat, and the elastic pad 500 is connected with the mounting seat.

Therefore, the vacuum drawer device 1 can realize three-level shock absorption and noise reduction of the air extractor 300 by arranging the shock absorbing member 320, the sound insulation pad 400 and the elastic pad 500, and effectively prevent the noise generated by the pump body 330 from escaping.

According to the utility model discloses vacuum drawer device 1, through utilizing according to the utility model discloses above-mentioned embodiment's air exhaust device 300, vacuum drawer device 1 has advantages such as the shock attenuation is effectual, noise at work is little.

A refrigeration apparatus according to an embodiment of the present invention is described below. According to the utility model discloses refrigeration plant includes according to the utility model discloses the vacuum drawer device 1 of above-mentioned embodiment.

According to the utility model discloses refrigeration plant, through utilizing according to the utility model discloses the vacuum drawer device 1 of above-mentioned embodiment, vacuum drawer device 1 has advantages such as the shock attenuation is effectual, noise at work is little.

Other constructions and operations of the refrigerating apparatus according to the embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (16)

1. An air extraction device, comprising:

mounting a box;

the damping piece is at least partially an elastomer and is suspended in the mounting box;

the pump body, the pump body passes through the shock attenuation piece suspension in the mounting box, the pump body is suitable for evacuating sealed space.

2. The suction device as claimed in claim 1, wherein the shock absorber has a mounting slot open at the top, the pump body being mounted in the mounting slot.

3. The air exhaust device according to claim 2 wherein the pump body is provided with a positioning member, the damper member has a positioning slot, and the positioning member is in plug-in fit with the positioning slot.

4. The air exhaust device according to claim 3, wherein the positioning member is formed in an elongated shape, the middle portion of the positioning member is connected to the pump body, the positioning grooves are formed on two opposite wall surfaces of the mounting groove, and two ends of the positioning member are respectively inserted into the two positioning grooves.

5. The gas evacuation device of claim 2, wherein the shock absorbing member comprises:

a main body part, wherein the mounting groove is formed on the main body part;

the hanging part is connected with the main body part and is suitable for being hooked on the mounting box.

6. The suction device of claim 5, wherein the main body portion comprises:

the supporting section is supported on the pump body and matched with the shape of the pump body;

the supporting portion is connected to the first connecting section and the second connecting section, the supporting portion is connected to the second connecting section, and the supporting portion is connected to the second connecting section.

7. The suction device of claim 6 wherein each of said first and second connector segments extends in a direction away from said support segment with a gradual upward incline.

8. The suction device of claim 6, wherein said main body portion further comprises:

the end plate, the end plate respectively with first linkage segment the second linkage segment with the support section links to each other, the end plate is located at least the one end of mounting groove on its length direction.

9. The air exhaust device according to claim 5 wherein the hanging portion forms a hook that snap fits into a top portion of the side wall of the mounting box.

10. The suction device according to any one of claims 1 to 9, wherein the mounting box comprises:

the top of the box body is provided with an opening;

the lid, lid detachably lid closes the top of box body is in order to cover the opening, the shock attenuation centre gripping is in the box body with between the lid.

11. The air exhaust device according to claim 10 wherein the edge of the opening is provided with a retaining groove, the shock absorbing member engaging the retaining groove.

12. The air exhaust device according to claim 10 wherein the cover has a mounting through hole, the cover is connected to the box body by a fastener fitted in the mounting through hole, and a waterproof boss is provided at an outer edge of the mounting through hole and extends in a circumferential direction of the mounting through hole.

13. The extraction apparatus according to any one of claims 1 to 9 further comprising an acoustic insulator pad disposed within the mounting box and covering at least a portion of an inner wall surface of the mounting box.

14. A vacuum drawer arrangement, comprising:

a housing defining a receiving chamber having one side opened;

a drawer movably fitted in the accommodation chamber, the drawer having a locked state and an unlocked state, the drawer forming a sealed space with the housing in the locked state;

an air extractor according to any one of claims 1 to 13, wherein the mounting box is provided in the housing or the drawer, and the pump body is adapted to extract air from the sealed space when the drawer is in the locked state.

15. The vacuum drawer arrangement of claim 14, wherein one of the housing and the drawer has a mounting surface, the mounting box is mounted to the mounting surface, and a plurality of resilient pads are provided on an exterior of the mounting box, the resilient pads being positioned between the mounting surface and the mounting box.

16. Refrigeration appliance, characterized in that it comprises a vacuum drawer arrangement according to any of claims 14 to 15.

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