CN210882893U

CN210882893U - Vacuum sealing equipment

Info

Publication number: CN210882893U
Application number: CN201921900214.9U
Authority: CN
Inventors: 王文正; 汪建权
Original assignee: Xiamen Agma Technology Co ltd
Current assignee: Xiamen Agma Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-06-30
Anticipated expiration: 2029-11-06

Abstract

The utility model provides a vacuum sealing equipment, which comprises a housing, the casing is equipped with air exhaust device and sealing device, the casing includes the main casing body and articulates the flip on the main casing body, the main casing body is sunken to be equipped with the solution tank in the evacuation district, be formed with the installation cavity in the main casing body, the small opening that link up to the bottom of the main casing body is seted up to the bottom surface of installation cavity, the bottom surface of installation cavity is still protruding to be equipped with the installation base, set up the evacuation hole that link up installation cavity and evacuation district on the main casing body, air exhaust device installs on the installation base of installation cavity, and connects through the trachea the evacuation hole, sealing device sets up on the flip, and its heating terminal acts on the heat-seal district to carry out the heat-seal operation. The damage to the electronic system caused by the pumped liquid being discharged into the main shell can be effectively avoided.

Description

Vacuum sealing equipment

Technical Field

The utility model relates to a equipment for packing especially relates to domestic miniaturized food is fresh-keeping with the vacuum sealing equipment of the packaging bag body.

Background

In order to realize better fresh-keeping effect, the household miniaturized vacuum sealing equipment for the food fresh-keeping packaging bag body. The vacuum sealing equipment is used for filling food into a packaging bag, extracting air in the packaging bag and completing a sealing process after a preset vacuum degree is reached.

The shell structure of the vacuum sealing equipment generally comprises a main shell and a flip cover hinged on the main shell, wherein a packaging bag is compressed through the flip cover, and finally the sealing is realized through the hot pressing of a heat sealing device after the vacuumizing is finished through an air exhaust device (such as an air exhaust pump). However, the existing vacuum sealing apparatus has the following disadvantages: when certain liquid articles are treated, the air extractor can easily extract the liquid, the extracted liquid is exhausted through an exhaust port of the air extractor, and the liquid exhausted through the exhaust port of the air extractor is generally arranged in the main shell, so that the liquid is accumulated in the main shell, and further irreparable damage is caused to electronic systems (such as a control circuit board, a circuit of the air extractor and the like) in the main shell.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a vacuum sealing equipment can effectively avoid causing the damage to the electronic system because of the liquid of taking out is arranged to the main casing in.

In order to achieve the above purpose, the utility model provides a technical scheme as follows:

a vacuum sealing device comprises a machine shell, wherein the machine shell is provided with an air exhaust device and a heat sealing device, the machine shell comprises a main shell and a flip cover hinged on the main shell, wherein opposite areas of the main shell and the flip cover form a vacuum-pumping area and a heat-sealing area, the flip cover is covered on the main shell body to seal the vacuum-pumping area, the main shell body is provided with a solution tank in the vacuum-pumping area, a mounting cavity is formed in the main shell, a leak hole penetrating to the bottom of the main shell is formed in the bottom surface of the mounting cavity, the bottom surface of the mounting cavity is also convexly provided with a mounting boss, the main shell is provided with a vacuumizing hole which penetrates through the mounting cavity and the vacuumizing area, the air exhaust device is arranged on the mounting boss in the mounting cavity, the heat sealing device is arranged on the flip cover, and the heating end of the heat sealing device acts on a heat sealing area to carry out heat sealing operation.

Furthermore, a plurality of the leakage holes are arranged and are arranged in an array.

Further, the bottom of the main shell is provided with a supporting pad.

Furthermore, a support column extends upwards from the bottom of the solution tank.

Furthermore, the main shell is provided with a convex strip corresponding to the heating end of the heat sealing device.

Further, the main casing body and the flip are hinged through a hinge structure, the hinge structure is provided with a communicating structure, the mounting cavity of the main casing body and the wire channel of the inner cavity of the flip are communicated, and a power line connected with the heat sealing device sequentially passes through the mounting cavity of the main casing body, the wire channel of the hinge structure and the heat sealing device from the inner cavity of the flip to the flip.

Further, the hinge structure is including connecting convex seat, articulated shaft and elastic component, connect the convex seat to set up on the main casing body, and seted up and link up the shaft hole of the installation cavity of the main casing body, the articulated shaft is the quill shaft to scalable the setting on the flip, the elastic component acts on the articulated shaft, applys the elasticity of outwards stretching out to the articulated shaft, the articulated shaft corresponds the shaft hole of connecting the convex seat to wear to locate corresponding shaft hole through the elastic component to its elasticity of applying, make flip articulate in the main casing body, the power cord of connecting heat sealing device is in proper order through the installation cavity of the main casing body, connect the shaft hole of convex seat, the well cavity of articulated shaft, the heat sealing device on flip inner chamber to the flip.

Further, a control circuit board connected with the air exhaust device and the heat sealing device is further arranged in the mounting cavity of the main shell, and the control circuit board is fixed to the top of the mounting cavity.

Furthermore, the rear end of the main shell body is inwards sunken to form an accommodating groove, and an opening of the accommodating groove is hinged with a rear cover.

Through the utility model provides a technical scheme has following beneficial effect:

the main shell is provided with a solution tank in a sunken way in the vacuumizing area, and the pumped liquid can be stored in the solution tank under the condition that the suction force of the air pumping device is not large, so that the solution tank is easy to clean after the operation is finished; under the condition that too much liquid is pumped out once and overflows the solution tank or the suction force of the air pumping device is large, the liquid is sucked to the bottom surface of the mounting cavity of the main shell by the air pumping device and can timely leak out through the leakage hole, so that liquid accumulation is prevented; meanwhile, the padding height of the air exhaust device can effectively isolate liquid to protect the circuit of the air exhaust device.

Drawings

FIG. 1 is a schematic view of an appearance structure of a vacuum sealing apparatus in an embodiment when a lid is closed;

FIG. 2 is a schematic diagram illustrating an appearance structure of the vacuum sealing apparatus in the embodiment when the lid is opened;

fig. 3 is a schematic structural diagram of an appearance of a flip cover of the vacuum sealing apparatus in the embodiment;

FIG. 4 is an exploded view of a portion of the vacuum sealing apparatus in the embodiment;

FIG. 5 is a schematic view of the internal structure of the main housing of the vacuum sealing apparatus after hiding the lower base housing in the embodiment;

FIG. 6 is a schematic structural view of a lower base shell of the vacuum sealing apparatus in the embodiment;

FIG. 7 is a schematic structural diagram of the vacuum sealing apparatus after hiding part of the flip structure in the embodiment;

FIG. 8 is an enlarged view of area A of FIG. 7;

fig. 9 is a sectional view showing a hinge structure of the vacuum sealing apparatus in the embodiment;

fig. 10 is a schematic structural view illustrating a state where a rear cover of the vacuum sealing apparatus in the embodiment is opened.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 10, the present embodiment provides a vacuum sealing apparatus, which includes a housing, the housing is equipped with an air extractor 41 and a heat sealing device (not shown), specifically, the air extractor 41 and the heat sealing device are all in the prior art, for example, the air extractor 41 is an air extractor, the heat sealing device is a heating resistance wire and a pressing rib 53 in thermal contact with the heating resistance wire, etc., which are already known and practically used by those skilled in the art, and detailed description thereof is omitted here.

The machine shell comprises a main shell body 11 and a turnover cover 12 hinged to the main shell body 11, wherein a vacuumizing area and a heat sealing area are formed in opposite areas of the main shell body 11 and the turnover cover 12, the turnover cover 12 covers the main shell body 11 to enable the vacuumizing area to form sealing, and a solution tank 51 is arranged in the vacuumizing area of the main shell body 11 in a concave mode. Simultaneously, be formed with the installation cavity (not shown) in the main casing body 11, the small opening 114 that link up to the bottom of the main casing body 11 is seted up to the bottom surface of installation cavity, the bottom surface of installation cavity is the arch still and is equipped with installation boss 113, set up the evacuation hole (not shown) that link up installation cavity and evacuation district on the main casing body 11, air exhaust device 41 installs on the installation boss 113 of installation cavity to connect through the trachea the evacuation hole. When too much liquid is pumped out once and overflows the solution tank or the suction force of the air pumping device 41 is large, the liquid is sucked to the bottom surface of the mounting cavity of the main shell 11 by the air pumping device 41 and can timely leak out through the leakage hole 114, so that liquid accumulation is prevented; meanwhile, the raised arrangement of the air extracting device 41 can effectively isolate liquid to protect the circuit of the air extracting device 41. The safety of the vacuum sealing equipment is ensured. The heat sealing device is arranged on the turnover cover 12, and the heating end of the heat sealing device acts on the heat sealing area to perform heat sealing operation.

Preferably, in this embodiment, the main housing 11 and the flip cover 12 are provided with matching gasket seals 501, 502 on the periphery of the vacuum-pumping region, and when the flip cover 12 is covered on the main housing 11, the vacuum-pumping region is sealed by matching the upper and lower gasket seals 502, 501. Simple structure and good sealing performance. Of course, in other embodiments, other sealing structures may be used.

Preferably, in this embodiment, the plurality of weep holes 114 are arranged in an array, so that a large object can be effectively prevented from passing through the weep holes, and the area for weeping is also ensured. Meanwhile, the plurality of groups, specifically three groups, of the leak holes 114 arranged in an array are respectively arranged at two ends and in the middle position, so that the distribution is uniform, and the liquid drainage effect is better. Of course, in other embodiments, the number and arrangement of the weep holes 114 is not so limited.

Preferably, in this embodiment, the bottom of the main housing 11 is provided with a support pad (not shown), and the support pad can support the bottom of the main housing 11, so that the bottom of the main housing 11 is suspended, and the liquid can leak out from the leakage hole 114 at a faster speed.

Preferably, in this embodiment, the main housing 11 is formed by covering the lower bottom case 112 and the upper bottom case 111, and together enclosing the installation cavity, so as to facilitate assembling the air extractor 41 and other devices in the installation cavity.

Preferably, in this embodiment, a supporting column 511 extends upward from the bottom of the solution tank 51, and the supporting column 511 can lift the opening of the packaging tape to a certain height, so as to prevent the opening of the packaging tape from being sealed by the liquid in the solution tank 51.

Preferably, in this embodiment, the heat sealing device is disposed on the flip 12, the main housing 11 is provided with a protruding strip 52 corresponding to the heating end of the heat sealing device, the protruding strip 52 on the main housing 11 and the pressing rib 53 of the heat sealing device clamp the opening of the packaging tape, and the heat sealing device heats and heat-seals the opening of the packaging tape through heat transfer of the pressing rib 53, so as to facilitate heat-sealing operation. The heat sealing device is arranged on the turnover cover 12, so that the space can be fully utilized, and the volume of the vacuum sealing equipment is saved.

Preferably, as shown in fig. 7 to 9, in this embodiment, the main housing 11 and the flip 12 are hinged by a hinge structure, the hinge structure has a wire passage communicating the mounting cavity of the main housing 11 and the inner cavity of the flip, and a power wire connected to the heat sealing device sequentially passes through the mounting cavity of the main housing 11, the wire passage of the hinge structure, and the inner cavity of the flip to the heat sealing device on the flip 12. Realize hidden wiring, structural design is ingenious, and circuit and hinge structure can not influence each other, and stability is better.

It is specific again, hinge structure is including connecting convex seat 61, articulated shaft 62 and elastic component 63, connect convex seat 61 to set up on main casing body 11, and set up and link up the shaft hole (not shown) of the installation cavity of main casing body 11, articulated shaft 62 is the quill shaft to scalable the setting is on flip 12, elastic component 63 acts on articulated shaft 62, applys the elasticity of outwards stretching out to articulated shaft 62, articulated shaft 62 corresponds the shaft hole of connecting convex seat 61 to wear to locate corresponding shaft hole through elastic component 63 to its elasticity of applying, make flip 12 articulate on main casing body 11, the power cord of connecting heat sealing device is through the installation cavity of main casing body 11, the shaft hole of connecting convex seat 61, the well cavity of articulated shaft 62, the heat sealing device on flip inner chamber to flip 12 in proper order. During the hinge assembly, the contact of the connection convex seat 61 and the hinge shaft 62 can enable the hinge shaft 62 to overcome the elasticity of the elastic part 63 and contract and give way, so that the assembly operation is carried out, when the hinge shaft 62 corresponds to the shaft hole of the connection convex seat 61, the hinge shaft 62 loses the limitation, and automatically penetrates into the shaft hole under the driving action of the elastic part 63, the hinge assembly is realized, the structure is simple, and the operation is simple and convenient. Of course, in other embodiments, other hinge structures may be used.

Preferably, in this embodiment, a control circuit board 42 connected to the air extracting device 41 and the heat sealing device is further disposed in the mounting cavity of the main housing 11, and the control circuit board 42 is fixed to the top of the mounting cavity, so that the control circuit board 42 is suspended and away from the bottom surface of the mounting cavity to prevent liquid from being stained on the bottom surface of the mounting cavity. Specifically, the control circuit board 42 is screwed to the top of the mounting cavity by screws, which is a conventional fixing structure and will not be described in detail herein. Similarly, the control device, circuit connection relationship, etc. of the control circuit board 42 are all prior art, and are known and practical by those skilled in the art, and will not be described in detail herein.

More specifically, still include man-machine dialogue unit, man-machine dialogue unit includes operating button 44 that is used for function operation input, the LED pilot lamp 45 that is used for showing the operating condition and is used for installing operating button 44 and the drive circuit board 43 of LED pilot lamp 45, operating button 44 and LED pilot lamp 45 set up in the exposed upper surface of main casing body 11, the upper portion position of main casing body 11 still is formed with drive circuit board installation cavity (not shown), drive circuit board 43 sets up in the drive circuit board installation cavity of main casing body 11 to be connected with control circuit board 42. The corresponding functions, such as power on, power off, vacuum pumping, heat sealing, etc., are started by pressing the corresponding operation buttons 44, in this embodiment, a plurality of LED indicator lamps 45 are provided for respectively indicating the corresponding states, of course, one of the LED indicator lamps may be provided in this embodiment, and the corresponding states are respectively indicated by different colors of the LED indicator lamps 45. The connection structure of the operation button 44, the LED indicator 45 and the driving circuit board 43, the connection structure of the driving circuit board 43 and the control circuit board 42, and the above-mentioned control principle are all the prior art, which are known and practically used by those skilled in the art, and will not be described in detail herein.

Preferably, as shown in fig. 10, in the present embodiment, the rear end of the main housing 11 is recessed inward to form a receiving groove 13, and the receiving groove 13 can be used for receiving the bag roll 100 (wound packaging bag). Thus, what is due to this embodiment is that the accommodating groove 13 is formed recessed inwardly at the rear end of the main housing 11. Therefore, the space utilization of this embodiment is more reasonable, and compared with the vacuum sealing device in the prior art in which the accommodating groove is provided at the top of the main housing 11, the space occupation of the whole device is smaller, and the arrangement of the mechanisms in the device is more compact. The height of the receiving groove 13 at the opening is approximately from the bottom to the top of the main housing 11, and the height of the receiving groove 13 near the bottom of the groove is smaller than the opening, so that the receiving groove 13 is approximately L-shaped at the side. The upper portion of storage tank 13 sets up the drive circuit board installation cavity, and the front end of storage tank 13 and drive circuit board installation cavity is the installation cavity, further makes whole vacuum seal equipment have miniaturization and compact advantage. In addition, since the receiving groove 13 in the embodiment is of an L-shaped structure, the bag roll 100 can be placed at the bottom of the receiving groove 13, and a space is provided at the upper portion of the opening portion of the receiving groove 13, and the additional components (which will be further described with reference to specific structures) can be avoided, so that the structural design is more reasonable.

The opening of the receiving groove 13 is hinged with a rear cover 14, and the rear cover 14 can be used for sealing the opening of the receiving groove 13, so as to prevent the bag roll 100 received in the receiving groove 13 from being polluted. In this embodiment, the hinge shaft of the rear cover 14 and the main housing 11 is disposed at the bottom, so that the main housing 11 may be provided with an elastic buckle 151 at a position (with an abdicating space) where the opening portion of the receiving groove 13 of the L-shaped structure is located at the upper portion, for cooperating with a bayonet 152 disposed on the rear cover 14, so as to realize the functions of pressing, closing, self-locking and pressing again for opening the rear cover 14 and the receiving groove 13. In addition, the hinge axis of the rear cover 13 and the main housing 11 is located at the bottom for another main functional consideration: since the hinge shaft is disposed at the bottom of the main housing 11, after the back cover 14 is opened, the back cover 14 can be supported by the table top (the state of fig. 10 is an incompletely opened state) as with the bottom of the main housing 11, and a cutting mechanism 16 can be disposed at a position (with a space) of the back cover 14 corresponding to the opening of the accommodating slot 13 at the upper part, so that a part of the bag roll 100 can be directly pulled out from the accommodating slot 13 to be cut by the cutting mechanism 16, thereby avoiding the inconvenience of additionally taking a cutting knife to cut in the prior art; meanwhile, the cutting mechanism 16 supports the rear cover 14 by the table, so that the cutting operation of the cutting mechanism 16 is more stable. In addition, since the cutting mechanism 16 of the rear cover 14 is located at the rear part of the main housing 11 after being opened, a large operation space is provided for cutting operation, and the cutting operation is not interfered, so that the cutting operation is more convenient.

More specifically, the groove wall of the accommodating groove 13 is further provided with a limiting convex rib 131 near the opening, the rear cover 14 is provided with a connecting sheet 141 with certain elastic deformation, the connecting sheet 141 is provided with a convex point 142 matched with the limiting convex rib 131, when the rear cover 14 is closed, the convex point 142 is in contact with the front end of the limiting convex rib 131, and under the pushing of external force in the closing process, the elastic sheet 141 generates elastic deformation to enable the convex point 142 to cross the limiting convex rib 131 and be limited at the rear end of the limiting convex rib 131, so that the limitation of the rear cover 14 is realized. In this embodiment, the two side ends of the accommodating groove 13 are both provided with a matching structure of the protruding points 142 and the limiting convex ribs 131, and in fig. 10, only one of the limiting convex ribs 131 in one group can be displayed on one side, and only the protruding point 142 structure in the other group can be displayed on the other side. The effect of this structure lies in, when foretell elasticity buckle 151 and bayonet 152 lose the effect, can realize the lid of back lid 14 through the cooperation of bump 142 with spacing protruding muscle 131 and close, and bump 142 is less with the spacing complex dynamics of spacing protruding muscle 131, pulls open easily under applying certain exogenic action, conveniently uncaps the operation.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a vacuum sealing equipment, includes the casing, the casing is equipped with air exhaust device and sealing device, the casing includes the main casing body and articulates the flip on the main casing body, the relative region formation evacuation district and the heat-seal zone of main casing body and flip, flip lid fits on the main casing body and makes the evacuation district form sealedly which characterized in that: the main casing body is equipped with the solution tank in the evacuation district is sunken, be formed with the installation cavity in the main casing body, the small opening that link up to the bottom of the main casing body is seted up to the bottom surface of installation cavity, the bottom surface of installation cavity is still protruding to be equipped with the installation boss, set up the evacuation hole that link up installation cavity and evacuation district on the main casing body, air exhaust device installs on the installation boss of installation cavity to connect through the trachea the evacuation hole, sealing device sets up on the flip, and its heating end acts on the heat-seal district to carry out the heat-seal operation.

2. The vacuum sealing apparatus of claim 1, wherein: the leak hole is equipped with a plurality ofly to be the array and arrange.

3. The vacuum sealing apparatus according to claim 1 or 2, wherein: the bottom of main casing body is equipped with the supporting pad.

4. The vacuum sealing apparatus of claim 1, wherein: and a support column extends upwards from the bottom of the solution tank.

5. The vacuum sealing apparatus of claim 1, wherein: the main shell is provided with a convex strip corresponding to the heating end of the heat sealing device.

6. The vacuum sealing apparatus of claim 5, wherein: the main casing body and the flip realize articulatedly through hinge structure, hinge structure has the intercommunication the installation cavity of the main casing body and the wire passageway of flip inner chamber, the power cord of connecting sealing device is through the installation cavity of the main casing body, hinge structure's wire passageway, flip inner chamber to the sealing device on the flip in proper order.

7. The vacuum sealing apparatus of claim 6, wherein: the hinge structure is including connecting convex seat, articulated shaft and elastic component, connect the convex seat and set up on the main casing body, and seted up and link up the shaft hole of the installation cavity of the main casing body, the articulated shaft is the quill shaft to scalable the setting is on the flip, the elastic component acts on the articulated shaft, and the elasticity of outwards stretching out is applyed the articulated shaft, the articulated shaft corresponds connect the shaft hole of convex seat to wear to locate corresponding shaft hole through the elastic component to its elasticity of applying, make flip articulate in the main casing body, connect sealing device's power cord in proper order through the installation cavity of the main casing body, connect the shaft hole of convex seat, the well cavity of articulated shaft, the sealing device on flip inner chamber to flip.

8. The vacuum sealing apparatus of claim 1, wherein: the mounting cavity of the main shell is also internally provided with a control circuit board connected with an air exhaust device and a heat sealing device, and the control circuit board is fixed at the top of the mounting cavity.

9. The vacuum sealing apparatus of claim 1, wherein: the rear end of the main shell body is inwards sunken to form a containing groove, and an opening of the containing groove is hinged with a rear cover.