CN208530968U - A kind of vacuum fresh-keeping device - Google Patents
A kind of vacuum fresh-keeping device Download PDFInfo
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- CN208530968U CN208530968U CN201821081441.9U CN201821081441U CN208530968U CN 208530968 U CN208530968 U CN 208530968U CN 201821081441 U CN201821081441 U CN 201821081441U CN 208530968 U CN208530968 U CN 208530968U
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- cooling
- heating wire
- heat
- roller bearing
- vacuum fresh
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Abstract
The utility model belongs to packing technique field, refers in particular to a kind of vacuum fresh-keeping device.Including upper machine body and lower body, which is characterized in that be provided with enclosed mechanism and cooling body on upper machine body or lower body, the enclosed mechanism, which includes at least, heat generating device, and heat generating device includes at least two heating wire；Cooling body, which includes at least, semiconductor heat dissipation device or water cooling plant or air cooling equipment, and the cooling body is set to the side of the heating wire for realizing the cooling of the heating wire after work.It is realized by the cycle alternation work of more heating wire and is alternately generated heat, pass through the setting alone or in combination of the alternation of heating wire and semiconductor heat-dissipating mould group and water cooling plant and air cooling equipment, heating wire after making work is cooling, heating wire is avoided because of the excessively high influence heat seal quality of temperature, realize sustainable heat-sealing, heat dissipation effect is further enhanced by the setting of strip aluminum heat radiation rack and radiating groove, finally realizes the sustainable heat-sealing of vacuum fresh-keeping device.
Description
Technical field
The utility model belongs to packing technique field, refers in particular to a kind of vacuum fresh-keeping device.
Background technique
Currently, increasingly developed with social economy, continuous improvement of people's living standards, vacuum fresh-keeping device is people's
It is widely used in production and living, vacuum fresh-keeping device currently on the market after a period of operation, is stopped
Breath damages equipment to prevent vacuum fresh-keeping device over-heat inside, and the cooling process of waiting facilities brings many inconvenience, so that
Working efficiency is low, be badly in need of now it is a can continue heat-sealing and vacuum fresh-keeping device with long service life.
Chinese utility model patent application number: 201410361266.9 disclose a kind of vacuum packing machine, and host is shaped to
Holding tank with opening is provided with vacuum elements, cam pack and control vacuum elements and cam pack in body interior
Movement control assembly, can it is sealed cover accommodate channel opening lid, be provided with and be evacuated in the sealing area of host
Component connection aspirating hole, be fixedly installed fire-bar in the sealing mating surface of host and lid, in inner lid with by
Cam pack drives and can be provided with holding down assembly of matching with fire-bar away from or approaching the mode of fire-bar, to control
Pass through under the control of component vacuum elements sack is evacuated and by fire-bar and hold down assembly the opening compresses of sack and
Sealing.Although program design comparison is compact, the sustainable heat-sealing of equipment still can not achieve.
Summary of the invention
The purpose of the utility model is to provide a kind of structure is simple, work efficiency is high, is able to achieve sustainable heat-sealing and use
The vacuum fresh-keeping device of service life length.
Purpose of the utility model is realized as follows: a kind of vacuum fresh-keeping device includes upper machine body and lower body, upper machine body
Or enclosed mechanism and cooling body are provided on lower body, the enclosed mechanism, which includes at least, heat generating device, and heat generating device is extremely
It less include two heating wire；Cooling body includes semiconductor heat dissipation device or water cooling plant or air cooling equipment, the cooler
Structure is set to the side of the heating wire for realizing the cooling of the heating wire after work.
In above description, more preferred scheme, the cooling body is semiconductor heat dissipation device, semiconductor heat dissipation device
It include semiconductor chilling plate, the side of heating wire is arranged in the huyashi-chuuka (cold chinese-style noodles) of semiconductor chilling plate.
In above description, more preferred scheme, the semiconductor heat dissipation device further include have heat insulating mattress, cooling fin and
Radiator fan；
It is provided on the heat insulating mattress and is adapted the first groove with heat radiation rack, the semiconductor chilling plate is set to heat-insulated
In gasket, the lower section of heat insulating mattress is arranged in cooling fin, and the cooling fin is fixed on the inner bottom surface of lower body, under cooling fin
Side is provided with radiator fan, and radiator fan and inner bottom surface form certain space, and the junction of the cooling fin and radiator fan is set
It is equipped with several recess portions.
In above description, more preferred scheme, the cooling body is water cooling plant, and water cooling plant includes circulating water pool
With the cooling water pipe and water pump being connected on circulating water pool, the cooling water pipe is set to the side of heating wire.
In above description, more preferred scheme, the cooling body is air cooling equipment, and air cooling equipment includes at least one
Mini-fan and the radiating groove for being set to lower body inner bottom surface.
In above description, more preferred scheme, the heat generating device further includes the power for being fixed on lower body inner bottom surface
Source, power source side is connected with big roller bearing and big roller bearing is driven to rotate, at least provided with two electric heating in the big roller bearing outer rim
Thread, it is additionally provided with energization gasket on the big roller bearing, spring is provided on energization gasket, energization gasket is under the drive of spring
Control the fever of heating wire.
In above description, more preferred scheme is additionally provided with heat radiation rack below the big roller bearing.
In above description, more preferred scheme, the big roller bearing is provided in the axial direction with several the second grooves, and described
For two grooves by being disposed with heat shield and heating wire outside interior cause, the both ends of the big roller bearing are also arranged with energization gasket, are powered
Gasket has been wholely set spring, and protrusion compatible with second groove is additionally provided on the energization gasket, when described
When two grooves turn to the protrusion of energization gasket, the heating wire in the second groove is powered on；
The both ends of the big roller bearing are additionally provided with bearing, are provided with fastener below the bearing, on the fastener
It is provided with bearing block compatible with bearing, the lower part of the energization gasket is fixed on the fastener, and the one of the spring
End is resisted against fastener.
In above description, more preferred scheme, the power source is decelerating motor, and the left end of the big roller bearing also rotates
It is provided with gear, gear-box is provided in the lower body, the decelerating motor is connected with the input terminal of gear-box, gear-box
Output end be connected with gear.
In above description, more preferred scheme, the big roller bearing is extended to outside lower body, is provided on big roller bearing hand-held
Portion, the power source are manual actuation.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
It is realized by the cycle alternation work of more heating wire and is alternately generated heat, to realize the sustainable heat of vacuum fresh-keeping device
Envelope saves the waiting time, improves working efficiency；By the setting of semiconductor heat dissipation device, two sides after semiconductor chilling plate is powered
The huge temperature difference can be generated, huyashi-chuuka (cold chinese-style noodles) is attached on heat radiation rack, and hot face paste cooling fin heat dissipation, the heating wire after making work is cooling, avoids electricity
Heated filament realizes sustainable heat-sealing because of the excessively high influence heat seal quality of temperature；By the setting of water cooling plant, using water heat band
It walks, water flows to circulating water pool by pipeline and radiates, and the heating wire after making work is cooling, avoids heating wire because temperature is excessively high
Heat seal quality is influenced, realizes sustainable heat-sealing；By the setting of air cooling equipment, accelerates the air flowing of heating wire side, pass through
The radiating groove of lower body and outside air carry out heat exchange and realize cooling and heat dissipation inside vacuum fresh-keeping device, air cooling equipment at
This is minimum；Wherein, semiconductor heat dissipation device, water cooling plant and air cooling equipment can be arranged alone or in combination according to demand, separately
Outside, heat dissipation effect is further enhanced by the setting of strip aluminum heat radiation rack and radiating groove, finally realizes raising working efficiency,
Extend the stream time and service life of vacuum fresh-keeping device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic diagram of internal structure of the utility model.
Fig. 3 is the explosive view of the utility model internal structure.
Fig. 4 is the explosive view of the utility model heat generating device.
Fig. 5 is the explosive view of the utility model semiconductor heat dissipation device.
Fig. 6 is the internal structure chart of the utility model manual actuation scheme.
Fig. 7 is the explosive view of the utility model water-cooling scheme.
Fig. 8 is the explosive view of the utility model wind-cooling heat dissipating scheme.
Meaning represented by figure label:
The big roller bearing of 1-；2- heating wire；3- energization gasket；4- spring；5- semiconductor heat dissipation device；
6- heat insulating mattress；7- semiconductor chilling plate；8- cooling fin；9- radiator fan；The first groove of 10-；
11- recess portion；12- circulating water pool；13- cooling water pipe；14- water pump；15- mini-fan；
16- radiating groove；17- heat radiation rack；The second groove of 18-；19- heat shield；The protrusion 20-；21- bearing；
22- fastener；23- bearing block；24- gear；25- gear-box；The hand-held part 26-；
27- vacuuming suction nozzle；28- seal trim strip；29- aspiration pump；30- vacuumizes air drain；31- upper machine body；
32- lower body；33- decelerating motor.
Specific embodiment
The utility model is further described combined with specific embodiments below, as shown in figures 1-8.
Embodiment one: a kind of vacuum fresh-keeping device, including upper machine body 31 and lower body 32 are set on upper machine body 31 or lower body 32
It is equipped with enclosed mechanism and cooling body, the enclosed mechanism, which includes at least, heat generating device, and heat generating device includes at least two electricity
Heated filament 2；Cooling body includes semiconductor heat dissipation device 5 or water cooling plant or air cooling equipment, and the cooling body is set to institute
The side of heating wire 2 is stated for realizing the cooling of the heating wire 2 after work.Cooling body can be semiconductor heat dissipation device or
Person's water cooling plant or air cooling equipment, but those skilled in the art are it should also be understood that above-mentioned cooling body can also be according to demand
It is arranged alone or in combination, enclosed mechanism and cooling body both can be set in upper machine body, also can be set in lower body, this reality
Hot-press sealed is used with novel vacuum fresh-keeping device, i.e. heating wire fuses freshness protection package two panels film after reaching certain temperature
Stick together, but during continuous sealing, single heating wire continuous work, heating wire can not rapid cooling, temperature mistake
Height, heating wire fuse freshness protection package in capping processes, and cooling body makes heating wire will not be because of the excessively high influence heat-sealing of temperature
Quality realizes sustainable heat-sealing, improves working efficiency.
Preferably, the cooling body is semiconductor heat dissipation device 5, semiconductor heat dissipation device 5 includes semiconductor system
Cold 7, the side of heating wire 2 is arranged in the huyashi-chuuka (cold chinese-style noodles) of semiconductor chilling plate 7.
Preferably, the semiconductor heat dissipation device 5 further includes heat insulating mattress 6, cooling fin 8 and radiator fan 9；
It is provided on the heat insulating mattress 6 and is adapted the first groove 10 with heat radiation rack 17, the semiconductor chilling plate 7 is arranged
In in heat insulating mattress 6, the lower section of heat insulating mattress 6 is arranged in cooling fin 8, and the cooling fin 8 is fixed on the inner bottom surface of lower body 32
On, the lower section of cooling fin 8 is provided with radiator fan 9, and radiator fan 9 and inner bottom surface form certain space, the cooling fin 8 with dissipate
The junction of Hot-air fan 9 is provided with several recess portions 11.Radiator fan is fixed by screws on cooling fin, and semiconductor chilling plate is logical
Two sides can generate the huge temperature difference after electricity, and huyashi-chuuka (cold chinese-style noodles) is attached on heat radiation rack, and the drop of heating wire after work is accelerated in hot face paste cooling fin heat dissipation
Mild heat dissipation, effect are preferable.
Preferably, the cooling body is water cooling plant, water cooling plant includes circulating water pool 12 and is connected to recirculated water
Cooling water pipe 13 and water pump 14 on pond 12, the cooling water pipe are set to the side of heating wire.Water cooling plant is fixed on down
The inner bottom surface of body, is big roller bearing above cooling water pipe, cooling water pipe be it is cyclic annular, the side of circulating water pool connects cooling water
Pipe, the other side is connected with water pump, by the setting of water cooling plant, heat is taken away using water, water flows to recirculated water by pipeline
Pond is radiated, and the cooling and heat dissipation of heating wire after work are accelerated, and moderate cost avoids heating wire because of the excessively high influence heat of temperature
Seal quality；Cooling water pipe uses copper pipe, but those skilled in the art are it should also be understood that can also be using other heat dissipation endothermic effects
Good material.
Preferably, the cooling body is air cooling equipment, air cooling equipment includes at least one mini-fan 15 and setting
In the radiating groove 16 of 32 inner bottom surface of lower body.By the setting of air cooling equipment, accelerate the air flowing of heating wire side after work,
The cooling and heat dissipation that heating wire after work is realized in heat exchange are carried out by the radiating groove and outside air of lower body, air cooling equipment
Cost is minimum.
Preferably, the heat generating device further includes the power source for being fixed on 32 inner bottom surface of lower body, power source side connects
It is connected to big roller bearing 1 and big roller bearing 1 is driven to rotate, at least provided with two heating wire 2, the big rolling in big 1 outer rim of roller bearing
It is additionally provided with energization gasket 3 on axis 1, spring 4 is provided on energization gasket 3, energization gasket 3 controls electricity under the drive of spring 4
The fever of heated filament 2.The control of energization gasket goes to the power on/off work of the heating wire on operating position.
Preferably, the lower section of the big roller bearing 1 is additionally provided with heat radiation rack 17.The heat radiation rack 17 is the heat dissipation of strip aluminum
Frame, but those skilled in the art are it should also be understood that heat radiation rack can be also the other materials such as plastics.Heat radiation rack be set to big roller bearing and
Between cooling body, aluminum heat radiation rack is used for the heat of heating wire after conducting operations, and the heating wire after making work cools down rapidly.
Preferably, the big roller bearing 1 is provided in the axial direction with several the second grooves 18, second groove 18 is by interior
It is disposed with heat shield 19 and heating wire 2 outside causing, the both ends of the big roller bearing 1 are also arranged with energization gasket 3, energization gasket 3
It has been wholely set spring 4, protrusion 20 compatible with second groove 18 has been additionally provided on the energization gasket 3, when described
When second groove 18 turns to the protrusion 20 of energization gasket 3, the heating wire 2 in the second groove 18 is powered on；When described
When second groove 18 turns to the protrusion 20 of energization gasket 3, energization gasket 3 is contacted with the end copper sheet of heating wire 2, is located at the
Heating wire 2 in two grooves 18 is powered on；One end of the spring 4 is resisted against fastener 22, and spring 4 is for realizing the pad that is powered
The reset of piece 3, when the second groove 18, which is turned to, to be contacted with the protrusion 20 of energization gasket 3, spring 4 gives the power of a support,
2 energized state of heating wire for remaining in working position, when energization gasket 3 leaves the second groove 18, the past retraction of 4 stress of spring,
Energization gasket 3 is driven to move backward, meanwhile, power source drives big roller bearing rotation, and adjacent heating wire after cooling is made to turn to work
Make on position, to realize the alternating fever of control heating wire 2, realizes sustainable heat-sealing；Preferable embodiment is in big roller bearing
On be uniformly arranged four heating wire and alternately generate heat.
The both ends of the big roller bearing 1 are additionally provided with bearing 21, and the lower section of the bearing 21 is provided with fastener 22, described
21, bearing compatible with bearing 21 is provided on fastener 22, the lower part of the energization gasket 3 is fixed on the fastener
On 22, one end of the spring 4 is resisted against fastener 22.The setting of bearing and bearing block increases the stability of big roller bearing rotation.
Preferably, the power source is decelerating motor 33, the left end of the big roller bearing 1, which also rotates, is provided with gear 24,
Gear-box 25 is provided in the lower body 32, the decelerating motor 33 is connected with the input terminal of gear-box 25, gear-box 25
Output end be connected with gear 24.Gear-box and decelerating motor are set to the left and right sides of lower body, in vacuum freshness retaining
Machine field, by changing the habitual practice that the placement position of each component up and down is those skilled in the art；Gear-box is set
It sets and saves space, it is reliability and durability, overload capacity height is born, low energy consumption, superior performance；It will be understood by those skilled in the art that
Gear drive herein is replaced by belt drive structure, is also able to achieve allomeric function.
Preferably, the big roller bearing 1 extends to outside lower body 32, hand-held part 26, the power are provided on big roller bearing 1
Source is manual actuation.Using manual actuation, it will usually be further added by location structure, heating wire can be always during guarantee can be manually rotated
Operating position is navigated to, avoids rotating through more or very few, location structure includes mutually matched positioning cards and positioning spring card
Son, this structure are able to satisfy the requirement that family uses, and can also reduce cost.
Embodiment two: the closing device of one lower body of embodiment and cooling body are set to the upper machine of vacuum fresh-keeping device
Body, the seal trim strip and silica gel strip structure setting of upper machine body are in the lower body of vacuum fresh-keeping device, other structures and one phase of embodiment
Together, thus bring is that the variation in vacuum fresh-keeping device shape passes through a left side above and below each component of change in vacuum fresh-keeping device field
Right placement position is the habitual practice of those skilled in the art, does not need to pay for creative labor, should belong in itself
The innovation and creation of same design.
Embodiment three: the vacuum fresh-keeping device of the utility model also has the function of powerful outer pumping, and vacuum fresh-keeping device further includes
Extraction sector, extraction sector include the vacuuming suction nozzle 27 for being set to 32 upper surface of lower body, are respectively arranged at 31 He of upper machine body
The seal trim strip 28 of lower body 32；Aspiration pump 29, aspiration pump 29 and vacuuming suction nozzle 27 are provided on the inner bottom surface of lower body 32
Lower part be connected, the upper surface of the lower body 32, which is provided with, vacuumizes air drain 30, the vacuuming suction nozzle 27 be located at take out it is true
Inside air groove 30.When lower body 32 and upper machine body 31 are closed, the sealing of the seal trim strip 28 and lower body 32 of upper machine body 31
Press strip 28 mutually abuts and seals the side space of vacuuming suction nozzle 27, and vacuuming suction nozzle 27 carries out under the drive of aspiration pump 29
It is evacuated operation, the effect of pumping can be guaranteed to the greatest extent by carrying out pumping operation in this case, improve the effect of pumping
Rate.The vacuum fresh-keeping device of the utility model can be used alone the function of extraction sector, as the use of vacuum evacuation device, support
Red wine bottle plug, freshness-retaining tank, air valve valve bag, storage pocket etc. vacuumize.
Working principle: fresh-keeping article excessive moisture is removed, then is put it into freshness protection package, is then put into freshness protection package very
Empty fresh-keeping device, closes upper machine body, presses switch button, and the seal trim strip of upper machine body mutually abuts simultaneously with the seal trim strip of lower body
Sealing vacuumizes air drain, and under the drive of aspiration pump, vacuuming suction nozzle starts to be evacuated, and energization gasket connects with heating wire end copper sheet
Touching, heating wire is powered at this time, and spring gives the power of a support, keeps heating wire energized state, completes the heat-sealing of freshness protection package
Journey, decelerating motor drives big roller bearing rotation after the completion of sealing, when energization gasket leaves the second groove, the past retraction of spring stress, and band
Dynamic energization gasket moves backward, and the heating wire after work leaves working position, and cooling body realizes the cooling of the heating wire after work,
Meanwhile adjacent heating wire turns to working position, subsequently into heat-sealing next time, to realize sustainable heat-sealing.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (10)
1. a kind of vacuum fresh-keeping device, including upper machine body (31) and lower body (32), which is characterized in that upper machine body (31) or lower body
(32) enclosed mechanism and cooling body are provided on, the enclosed mechanism, which includes at least, heat generating device, and heat generating device at least wraps
Include two heating wire (2)；Cooling body, which includes at least, semiconductor heat dissipation device (5) or water cooling plant or air cooling equipment, described
Cooling body is set to the side of the heating wire (2) for realizing the cooling of the heating wire (2) after work.
2. a kind of vacuum fresh-keeping device according to claim 1, it is characterised in that: the cooling body is semiconductor heat-dissipating dress
It sets (5), semiconductor heat dissipation device (5) includes semiconductor chilling plate (7), and the huyashi-chuuka (cold chinese-style noodles) of semiconductor chilling plate (7) is arranged in electric heating
The side of silk (2).
3. a kind of vacuum fresh-keeping device according to claim 2, it is characterised in that: the semiconductor heat dissipation device (5) is also wrapped
Include heat insulating mattress (6), cooling fin (8) and radiator fan (9)；
It is provided on the heat insulating mattress (6) and is adapted the first groove (10) with heat radiation rack (17), the semiconductor chilling plate (7)
It is set in heat insulating mattress (6), cooling fin (8) is arranged in the lower section of heat insulating mattress (6), and the cooling fin (8) is fixed on lower machine
It on the inner bottom surface of body (32), is provided with below cooling fin (8) radiator fan (9), radiator fan (9) and inner bottom surface are formed centainly
Space, the cooling fin (8) and the junction of radiator fan (9) are provided with several recess portions (11).
4. a kind of vacuum fresh-keeping device according to claim 1, it is characterised in that: the cooling body is water cooling plant, water
Device for cooling includes circulating water pool (12) and the cooling water pipe (13) and water pump (14) that are connected on circulating water pool (12)；It is described cold
But water pipe (13) is set to the side of heating wire (2).
5. a kind of vacuum fresh-keeping device according to claim 1, it is characterised in that: the cooling body is air cooling equipment, wind
Device for cooling includes at least one mini-fan (15) and the radiating groove (16) for being set to lower body (32) inner bottom surface.
6. a kind of vacuum fresh-keeping device according to claim 1, it is characterised in that: the heat generating device further includes being fixed on down
The power source of body (32) inner bottom surface, power source side are connected with big roller bearing (1) and big roller bearing (1) are driven to rotate, the big rolling
It at least provided with two heating wire (2) in axis (1) outer rim, is additionally provided with energization gasket (3) on the big roller bearing (1), be powered pad
It is provided on piece (3) spring (4), energization gasket (3) controls the fever of heating wire (2) under the drive of spring (4).
7. a kind of vacuum fresh-keeping device according to claim 6, it is characterised in that: also set up below the big roller bearing (1)
There are heat radiation rack (17).
8. a kind of vacuum fresh-keeping device according to claim 7, it is characterised in that: the big roller bearing (1) is provided in the axial direction with
Several second grooves (18), second groove (18) is by being disposed with heat shield (19) and heating wire (2), institute outside interior cause
The both ends for stating big roller bearing (1) are also arranged with energization gasket (3), and energization gasket (3) has been wholely set spring (4), the energization pad
The compatible protrusion (20) with second groove (18) is additionally provided on piece (3), when second groove (18) turn to it is logical
When protrusion (20) of electrical pad piece (3), the heating wire (2) being located in the second groove (18) is powered on；
The both ends of the big roller bearing (1) are additionally provided with bearing (21), are provided with fastener (22), institute below the bearing (21)
State be provided on fastener (22) with bearing (21) compatible bearing (21) seat, the lower part of the energization gasket (3) is fixed on
On the fastener (22), one end of the spring (4) is resisted against fastener (22).
9. a kind of vacuum fresh-keeping device according to claim 7, it is characterised in that: the power source is decelerating motor (33),
The left end of the big roller bearing (1), which also rotates, to be provided with gear (24), is provided with gear-box (25) in the lower body (32), described
Decelerating motor (33) is connected with the input terminal of gear-box (25), and the output end of gear-box (25) is connected with gear (24).
10. a kind of vacuum fresh-keeping device according to claim 7, it is characterised in that: the big roller bearing (1) extends to lower body
(32) outside, it is provided with hand-held part (26) on big roller bearing (1), the power source is manual actuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821081441.9U CN208530968U (en) | 2018-07-09 | 2018-07-09 | A kind of vacuum fresh-keeping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821081441.9U CN208530968U (en) | 2018-07-09 | 2018-07-09 | A kind of vacuum fresh-keeping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208530968U true CN208530968U (en) | 2019-02-22 |
Family
ID=65386944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821081441.9U Expired - Fee Related CN208530968U (en) | 2018-07-09 | 2018-07-09 | A kind of vacuum fresh-keeping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208530968U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099080A (en) * | 2019-12-31 | 2020-05-05 | 佛山市源田床具机械有限公司 | Automatic mattress packaging machine |
| CN111099081A (en) * | 2019-12-31 | 2020-05-05 | 佛山市源田床具机械有限公司 | Sealing device of mattress packaging machine |
-
2018
- 2018-07-09 CN CN201821081441.9U patent/CN208530968U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099080A (en) * | 2019-12-31 | 2020-05-05 | 佛山市源田床具机械有限公司 | Automatic mattress packaging machine |
| CN111099081A (en) * | 2019-12-31 | 2020-05-05 | 佛山市源田床具机械有限公司 | Sealing device of mattress packaging machine |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20190222 Termination date: 20210709 |