CN205262077U - Safe high -efficient tunnel type vacuum oven - Google Patents
Safe high -efficient tunnel type vacuum oven Download PDFInfo
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- CN205262077U CN205262077U CN201521092065.XU CN201521092065U CN205262077U CN 205262077 U CN205262077 U CN 205262077U CN 201521092065 U CN201521092065 U CN 201521092065U CN 205262077 U CN205262077 U CN 205262077U
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Abstract
The utility model provides a safe high -efficient tunnel type vacuum oven, includes the inner box, the both ends of inner box are link up, still include: the outer container, outer container sealed coating inner box, the outer box wall that the outer container has a plurality of corresponding inner boxs constitutes, has a seal heating cavity between inner box and the outer container, at least one heating cycle system, heating cycle system configuration be in the outside of outer container, and the heating cycle system passes through gas circulation after the gas transfer route will be heated and transmits to the seal heating cavity in to derive the system for heating cycle via the gas transfer route. Utility model is owing to adopted outer container and heating cycle system, and the heating cycle system carries out circulation heating to the seal heating cavity, makes the temperature in the seal heating cavity obtain evenly rising, heating cycle system configuration is in the outside of outer container, when the heating cycle system damages, can be directly keeps in repair the heating cycle system, need not take the outer container apart, has simple structure, with low costs, advantages such as the heating is even, easy maintenance and security performance height.
Description
Technical field
The utility model belongs to the baking technology field of lithium ion battery or electrode, especially relates to a kind of safe and efficient tunnel type vacuum oven.
Background technology
In the baking of existing lithium ion battery or electrode, all can use the heating cabinet of both ends open, and heating cabinet is heated. And traditional heating mode is mainly the outside that heating board is fitted in to heating cabinet, one long be to be placed with 10-20 piece heating board on the box body wall of 2 meters, heating cabinet one has 4 box body walls, this just need to be fitted in about 45 heating boards on box body wall, if total length is multiple heating cabinets of 20 meters, need so altogether about 450 heating boards.
In the process of heating, need to control separately the heating-up temperature of each piece heating board, if adopt temperature control system to two or more heating boards temperature control simultaneously, because its heat generation characteristic can not be in full accord, thereby make each point non-uniform temperature, cause temperature control, even can bring out fire. Can be known by foregoing, there are the following problems for existing technology: 1. heating board has very large thermograde, press close to 1mm temperature and may differ from tens degree, when heating board breaks down, the temperature of trouble point will not increase, will make like this heating cabinet heating inhomogeneous, bring out unsafe accident and occur; 2. heating cabinet needs multiple heating boards, and not only complex structure, has increased cost, has also taken installing space; 3. adopted multiple control points, once be short-circuited, because the outside of heating cabinet is heat-preservation cotton, its temperature tolerance 600 degree left and right, excess Temperature will cause fire, the probability that safety problem occurs is large; 4. because heating board is built in heat-preservation cotton, each replacing all needs to take apart heat-preservation cotton, and not only maintenance is very difficult, at least takes time more than 3 hours, also heat-preservation cotton can be damaged.
Utility model content
In order to overcome the problems referred to above, utility model to society provide a kind of simple in structure, cost is low, homogeneous heating, the safe and efficient tunnel type vacuum oven that easy to maintenance and security performance is high.
The technical scheme of utility model is: a kind of safe and efficient tunnel type vacuum oven is provided, comprises interior case, the two ends of described interior case connect, and also comprise:
Outer container, the coated described interior case of described outer container sealing, the external box wall that described outer container has the described interior case of multiple correspondences forms, and has a heated sealed chamber between described interior case and described outer container;
At least one heating circulation system, described heating circulation system is configured in the outside of described outer container, described heating circulation system is passed to the gas circulation after heating in described heated sealed chamber by gas transport path, and derives to described heating circulation system via described gas transport path.
As the improvement to utility model, described heating circulation system comprises heater and the air current circulation with described heater configuration.
As the improvement to utility model, described external box wall is made with heat-insulating material.
As the improvement to utility model, described gas transport path comprises air inlet path and the path of giving vent to anger, on described heated sealed chamber, define respectively at least one air admission hole and at least one venthole, the air inlet of described heating circulation system is communicated with described air admission hole by described air inlet path, and the gas outlet of described heating circulation system is communicated with described venthole by the described path of giving vent to anger.
As the improvement to utility model, described at least one, air admission hole is relatively arranged on two described external box walls with venthole described at least one.
As the improvement to utility model, described at least one, air admission hole is arranged on the described external box wall that is positioned at bottom.
As the improvement to utility model, described at least one, venthole is arranged on the described external box wall that is positioned at top.
As the improvement to utility model, also comprise gas flow control system, described gas flow control system is the flow direction at described heated sealed chamber for adjustments of gas.
As the improvement to utility model, described gas flow control system comprises temperature sensing part, control device and air-flow regulating part, described temperature sensing part and described gas flow-regulating part are arranged in described heated sealed chamber, described temperature sensing part and described control device are electrically connected, and gas flow-regulating part regulates the flow direction of gas described in described control device control.
As the improvement to utility model, also comprise sealing pumped vacuum systems, described sealing pumped vacuum systems vacuumizes by the sealed at both ends of described interior case and to described interior case.
Utility model is owing to having adopted outer container and heating circulation system, and outer container sealing is coated interior case, and the heated sealed chamber between the internal case of heating circulation system and outer container carries out circulating-heating, makes the temperature in heated sealed chamber evenly be increased; Heating circulation system is arranged on the outside of outer container, in the time that heating circulation system damages, can directly keep in repair heating circulation system, does not need outer container to take apart, have simple in structure, cost is low, homogeneous heating, easy to maintenance and security performance advantages of higher.
Brief description of the drawings
Fig. 1 is the perspective view of a kind of embodiment of utility model.
Fig. 2 is the cross-sectional schematic of Fig. 1.
Fig. 3 is the perspective view of the another kind of embodiment of utility model.
Fig. 4 is the perspective view of the third embodiment of utility model.
Wherein: 1. interior case; 11. internal box walls; 2. outer container; 21. external box walls; 3. heated sealed chamber; 4. seal connector; 5. heating circulation system; 51. heaters; 52. air current circulations; 53. paths of giving vent to anger; 54. air inlet paths.
Detailed description of the invention
In the description of utility model, it will be appreciated that, in term, orientation or the position relationship of the instruction such as " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side " be based on orientation shown in the drawings or position relationship; be only utility model and simplified characterization for convenience of description; instead of the device of instruction or hint indication or element must have specific orientation, with specific orientation structure with operate, therefore can not be interpreted as the restriction to utility model. In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance.
In the description of utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection ", " being connected " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also that dismounting connects, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, can be to be also indirectly connected by intermediary, can be the connection of two element internals. For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in utility model. In addition,, in the description of utility model, except as otherwise noted, " multiple ", " somes' " implication is two or more.
Refer to Fig. 1 and Fig. 2, that Fig. 1 and Fig. 2 disclose is a kind of a kind of embodiment of safe and efficient tunnel type vacuum oven, comprises interior case 1, and the two ends of described interior case 1 connect, and also comprise:
Outer container 2, the coated described interior case 1 of described outer container 2 sealing, the external box wall 21 that described outer container 2 has the described interior case 1 of multiple correspondences forms, and has a heated sealed chamber 3 between described interior case 1 and described outer container 2;
At least one heating circulation system 5, described heating circulation system 5 is configured in the outside of described outer container 2, described heating circulation system 5 is passed to the gas circulation after heating in described heated sealed chamber 3 by gas transport path, and derives to described heating circulation system 5 via described gas transport path. Described gas transport path arranges along the surface of described external box wall 21, and the described gas transport path that described heating circulation system 5 arranges by the surface along described external box wall 21 is passed to the gas circulation after heating in described heated sealed chamber 3.
In the present embodiment, described interior case 1 is surrounded and is formed by four internal box walls 11, and described interior case 1 is to be made up of metal material. On four described internal box walls 11 in described heated sealed chamber 3, be provided with quick conductive structure (not drawing), described quick conductive structure is heat conduction projection, convex tendon and/or fold, and described quick conductive structure has increased the surface area of four described internal box walls 11. In the time that described quick conductive structure is described convex tendon, between two adjacent described convex tendons, form wind guide tank, the direction of described wind guide tank is consistent with the flow direction of gas in described heated sealed chamber 3, that is to say that gas can move rapidly by described wind guide tank in described heated sealed chamber 3, and described interior case 1 is heated.
In the present embodiment, the structure of described outer container 2 is: with the locus of four described internal box wall 11 space preset distances on be provided with 21, four described external box walls 21 of four described external box walls and surround and form described outer container 2 and described interior case 1 is enclosed in and is surrounded in space. The described external box wall 21 that is positioned at top can camber structure, and described external box wall 21 use heat-insulating materials are made, and described heat-insulating material is glass fibre, asbestos, rock wool, silicate or evacuated panel etc. When described external box wall 21 is described evacuated panels, on the inner surface of described evacuated panel, be provided with heat-reflecting material, described heat-reflecting material is polyester, the Kapton etc. of gold, silver, nickel, aluminium foil or plating.
In the present embodiment, the side that described heated sealed chamber 3 can be described external box wall 21 is coated on described internal box wall 11 and forms, and on the side of described external box wall 21, is provided with outer cladding structure, and described outer cladding structure and described internal box wall 11 are tightly connected. The side that described heated sealed chamber 3 can also be described internal box wall 11 is coated on described external box wall 21 and forms, and on the side of described internal box wall 11, is provided with interior clad structure, and described interior clad structure and described external box wall 21 are tightly connected. Described heated sealed chamber 3 can also be following structure: between described internal box wall 11 and described external box wall 21, be provided with seal connector 4, described seal connector 4 is tightly connected with described internal box wall 11 and described external box wall 21 respectively, described internal box wall 11, described seal connector 4 and the described heated sealed chamber 3 of described external box wall 21 common formation. No matter be which kind of structure, described outer cladding structure, described interior clad structure or described seal connector 4 all adopt heat-insulating material to make.
In the present embodiment, described heating circulation system 5 can be arranged on described external box wall 21, and described heating circulation system 5 also can be away from described external box wall 21, and described heating circulation system 5 is not arranged on described external box wall 21. The air current circulation 52 that described heating circulation system 5 comprises heater 51 and configures with described heater 51. In described heater 51, be provided with multiple electrical heating elements, the separate heating of multiple described electrical heating elements, the benefit of design is like this, in the time that electrical heating elements described in wherein one or more damages, can not affect the heating of electrical heating elements described in other, whole described heater 51 still normally heats; Described air current circulation 52 is blower fans.
Described heating circulation system 5 also comprises malfunction elimination acquisition system (not drawing), and described malfunction elimination acquisition system comprises data acquisition module, data processing module, display screen, wireless and/or wire communication module. In the time that the one or more described electrical heating elements damage in wherein said heater 51 is not worked, described data acquisition module will gather related data, by described data processing module out after, on described display screen, show, but also relevant data are sent on user's communicating terminal by described wireless or wire communication module, reminding user is changed the described electrical heating elements of damage in time.
Described heating circulation system 5 also comprises gauge tap module (not drawing), and described gauge tap module and described heater 51 and described blower fan are electrically connected, and described gauge tap module is controlled respectively the work of described heater 51 and described blower fan.
The alarm module (not drawing) that described heating circulation system 5 also comprises temperature monitoring module (not drawing) and is electrically connected with described temperature monitoring module, described gauge tap module and described temperature monitoring module are electrically connected. In the time that described temperature monitoring module detects the excess Temperature in described interior case 1, described temperature monitoring module will be transferred to the temperature data monitoring described gauge tap module, described in described gauge tap module controls, heater 51 stops heating, described air current circulation 52 works on, described heated sealed chamber 3 is lowered the temperature, and described in described gauge tap module controls of while, alarm module is reported to the police. Described alarm module is that loudspeaker, light crossing-signal are or/and audible-visual annunciator.
Described heating circulation system 5 also comprises intelligence control system (not drawing), described intelligence control system draws according to quantity and the performance parameter of toasting material in described interior case 1 temperature that described interior case 1 need to reach, then the one or more described electrical heating elements that described intelligence control system is controlled in described heater 51 automatically heats, and described intelligence control system sends to the related datas such as the temperature of needs heating on user's terminal device, relevant information when user just can understand baking material by terminal device, material can be lithium ion battery, electrode and other charging components and parts, here material can also be other non-electronic components and parts.
In the present embodiment, described gas transport path comprises air inlet path 54 and the path 53 of giving vent to anger, on described heated sealed chamber 3, define respectively at least one air admission hole and at least one venthole, the air inlet of described heating circulation system 5 is communicated with described air admission hole by described air inlet path 54, and the gas outlet of described heating circulation system 5 is communicated with described venthole by the described path 53 of giving vent to anger.
Described air inlet path 54 can be air inlet pipe, and described air inlet pipe is arranged on the outer surface of described external box wall 21; Can also on described external box wall 21, be provided with air inlet groove, described air inlet pipe is arranged in described air inlet groove; Or described air inlet pipe is embedded in the material that forms described external box wall 21, and described air inlet pipe is embedded in described external box wall 21. Described air inlet path 54 can also be inlet channel, and described inlet channel is arranged in the material that forms described external box wall 21, and described inlet channel is arranged in described external box wall 21.
The described path 53 of giving vent to anger can be escape pipe, and described escape pipe is arranged on the outer surface of described external box wall 21; Can also on described external box wall 21, be provided with the groove of giving vent to anger, described in described escape pipe is arranged on, give vent to anger in groove; Or described escape pipe is embedded in the material that forms described external box wall 21, and described escape pipe is embedded in described external box wall 21. The described path 53 of giving vent to anger can also be outlet passageway, and described outlet passageway is arranged in the material that forms described external box wall 21, and described outlet passageway is arranged in described external box wall 21.
In the present embodiment, what described air inlet path 54 adopted is described air inlet pipe, described in what give vent to anger that path 53 adopts is described escape pipe, what described air inlet pipe and described escape pipe adopted is that heat-insulating material is made. The air inlet of described heater 51 is communicated with described air admission hole by described air inlet pipe, the gas outlet of described heater 51 is communicated with described venthole by described escape pipe, described air current circulation 52 makes to form circulating current between described air inlet pipe, described heated sealed chamber 3, described escape pipe and described heater 51, in the process circulating, the high temperature gas flow after described heater 51 heating carries out homogeneous heating to described heated sealed chamber 3.
In the present embodiment, described heating circulation system 5 and detachable being connected in described gas transport path, be described air inlet pipe and detachable being connected of air inlet of described heater 51, detachable being connected in gas outlet of described escape pipe and described heater 51.
In the present embodiment, the quantity of described air admission hole is one, and the quantity of described venthole is also one, and described air admission hole and described venthole are arranged on described external box wall 21, and described in one, air admission hole and described venthole are relatively arranged on two described external box walls 21. Specifically, described air admission hole is arranged on the described external box wall 21 that is positioned at bottom, and described venthole is arranged on the described external box wall 21 that is positioned at top, and the benefit of design is like this, gas slowly rises from bottom, and described heated sealed chamber 3 is carried out to homogeneous heating. Described air admission hole and described venthole can also be arranged on the described external box wall 21 that is positioned at both sides and (not draw).
Described air admission hole is arranged on the centre position of described external box wall 21, and described venthole is arranged on the centre position of described external box wall 21. The benefit of design is like this, the gas flowing into described heated sealed chamber 3 from described air admission hole is divided into two parts, a part flows out from described venthole by left chamber, another part flows out from described venthole by right chamber, and the shape symmetry of described left chamber and described right chamber, the volume that is to say described left chamber and described right chamber is the same large, is so more conducive to the homogeneous heating of described heated sealed chamber 3.
In the present embodiment, also comprise gas flow control system (not showing on figure), described gas flow control system is the flow direction at described heated sealed chamber 3 for adjustments of gas.
Described gas flow control system comprises temperature sensing part, control device and air-flow regulating part, described temperature sensing part and described gas flow-regulating part are arranged in described heated sealed chamber 3, described temperature sensing part and described control device are electrically connected, and gas flow-regulating part regulates the flow direction of gas described in described control device control. In the time that described temperature sensing part detects in described left chamber or described right chamber that any one temperature is too low, described control device will be controlled described gas flow-regulating part and rotate, and the gas flow that flows to described left chamber or described right chamber is increased.
In the present embodiment, in described heated sealed chamber 3, be also provided with gas dispersing system, gas after being regulated by described gas flow control system enters into described gas dispersing system, described gas dispersing system comprises left decentralized system and right decentralized system, enter into described left decentralized system gas uniform rise from the bottom of described heated sealed chamber 3, and equably by described left chamber, finally flow out from described venthole. Enter into described right decentralized system gas uniform rise from the bottom of described heated sealed chamber 3, and equably by described right chamber, finally from described venthole outflow. The benefit of design is like this, and in the process of heating, described left chamber and described right chamber there will not be dead band, that is to say that whole described left chamber and described right chamber all can have gas flow mistake.
In the present embodiment, also comprise sealing pumped vacuum systems (not drawing), described sealing pumped vacuum systems vacuumizes by the sealed at both ends of described interior case 1 and to described interior case 1, and described sealing pumped vacuum systems comprises hermatic door and the vacuum extractor at the two ends that are arranged on described interior case 1.
In the present embodiment, also comprise heat-insulation layer (not drawing), described heat-insulation layer is arranged on the outer surface of described external box wall 21, and described heat-insulation layer prevents that heat from dispelling the heat away from described external box wall 21.
Refer to Fig. 3, that Fig. 3 discloses is a kind of another kind of embodiment of safe and efficient tunnel type vacuum oven, and shown in its structure and Fig. 1 and Fig. 2, the structure of embodiment is basic identical, here no longer identical structure is repeated, and refers in detail foregoing. Difference is, two described heating circulation systems 5 are adopted, that is to say and use two described heating circulation systems 5 to heat to described heated sealed chamber 3, two described heating circulation systems 5 can be arranged on the same side of described outer container 2, and two described heating circulation systems 5 can also be arranged on the not homonymy of described outer container 2 (not drawing). Can also adopt multiple described heating circulation systems 5 such as three, four, five, it arranges orientation and can arrange according to actual needs, here illustrates no longer one by one.
Refer to Fig. 4, that Fig. 4 discloses is a kind of another kind of embodiment of safe and efficient tunnel type vacuum oven, and shown in its structure and Fig. 1 and Fig. 2, the structure of embodiment is basic identical, here no longer identical structure is repeated, and refers in detail foregoing. Difference is:
In the present embodiment, the quantity of described venthole is three, and three described ventholes are on the described external box wall 21 that is positioned at top, and three described ventholes are communicated with the air inlet of described heater 51 by outlet pipe. The quantity of described air admission hole is three, and three described air admission holes are being positioned on the described external box wall 21 of bottom, and three described air admission holes are communicated with the gas outlet of described heater 51 by admission line.
Three described air admission holes are sequentially arranged in along the length direction of described external box wall 21 on the centre position of described external box wall 21, and three described ventholes are sequentially arranged on the centre position of described external box wall 21 along the length direction of described external box wall 21. The benefit of design is like this, the gas flowing into described heated sealed chamber 3 from described air admission hole is divided into two parts, a part flows out from described venthole by left chamber, another part flows out from described venthole by right chamber, and the shape symmetry of described left chamber and described right chamber, the volume that is to say described left chamber and described right chamber is the same large, is so more conducive to the homogeneous heating of described heated sealed chamber 3.
In the present embodiment, the quantity of described venthole can also be two, four, five etc., here exemplifies no longer one by one, and the quantity of described air admission hole can also be one, two, four, five etc., here exemplifies no longer one by one.
In the present embodiment, also comprise the air intake valve identical with the quantity of described air admission hole (do not draw), on the described air intake valve setting air inlet path 54 corresponding with described air admission hole, be used for controlling the Kai Heguan of corresponding described air admission hole. Also comprise the give vent to anger valve identical with the quantity of described venthole (do not draw), described in give vent to anger path 53 on corresponding with described venthole of valve setting of giving vent to anger, be used for controlling the Kai Heguan of corresponding described venthole.
The utility model is owing to having adopted described outer container 1 and described heating circulation system, the coated described interior case 1 of described outer container 2 sealing, described heating circulation system carries out circulating-heating to the described heated sealed chamber 3 between described interior case 1 and described outer container 2, makes the temperature in described heated sealed chamber 3 evenly be increased; Described heating circulation system is arranged on the outside of described outer container 1, in the time that described heating circulation system damages, can directly keep in repair described heating circulation system, do not need described outer container 1 to take apart, have simple in structure, cost is low, homogeneous heating, easy to maintenance and security performance advantages of higher.
Claims (10)
1. a safe and efficient tunnel type vacuum oven, comprises interior case, and the two ends of described interior case connect, and it is characterized in that, also comprise:
Outer container, the coated described interior case of described outer container sealing, the external box wall that described outer container has the described interior case of multiple correspondences forms, and has a heated sealed chamber between described interior case and described outer container;
At least one heating circulation system, described heating circulation system is configured in the outside of described outer container, described heating circulation system is passed to the gas circulation after heating in described heated sealed chamber by gas transport path, and derives to described heating circulation system via described gas transport path.
2. safe and efficient tunnel type vacuum oven according to claim 1, is characterized in that: described heating circulation system comprises heater and the air current circulation with described heater configuration.
3. safe and efficient tunnel type vacuum oven according to claim 1 and 2, is characterized in that: described external box wall heat-insulating material is made.
4. safe and efficient tunnel type vacuum oven according to claim 1 and 2, it is characterized in that: described gas transport path comprises air inlet path and the path of giving vent to anger, on described heated sealed chamber, define respectively at least one air admission hole and at least one venthole, the air inlet of described heating circulation system is communicated with described air admission hole by described air inlet path, and the gas outlet of described heating circulation system is communicated with described venthole by the described path of giving vent to anger.
5. safe and efficient tunnel type vacuum oven according to claim 4, is characterized in that: described at least one, air admission hole is relatively arranged on two described external box walls with venthole described at least one.
6. safe and efficient tunnel type vacuum oven according to claim 5, is characterized in that: described at least one, air admission hole is arranged on the described external box wall that is positioned at bottom.
7. safe and efficient tunnel type vacuum oven according to claim 5, is characterized in that: described at least one, venthole is arranged on the described external box wall that is positioned at top.
8. safe and efficient tunnel type vacuum oven according to claim 1 and 2, is characterized in that: also comprise gas flow control system, described gas flow control system is the flow direction at described heated sealed chamber for adjustments of gas.
9. safe and efficient tunnel type vacuum oven according to claim 8, it is characterized in that: described gas flow control system comprises temperature sensing part, control device and air-flow regulating part, described temperature sensing part and described gas flow-regulating part are arranged in described heated sealed chamber, described temperature sensing part and described control device are electrically connected, and gas flow-regulating part regulates the flow direction of gas described in described control device control.
10. safe and efficient tunnel type vacuum oven according to claim 1 and 2, is characterized in that: also comprise sealing pumped vacuum systems, described sealing pumped vacuum systems vacuumizes by the sealed at both ends of described interior case and to described interior case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201521092065.XU CN205262077U (en) | 2015-12-25 | 2015-12-25 | Safe high -efficient tunnel type vacuum oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521092065.XU CN205262077U (en) | 2015-12-25 | 2015-12-25 | Safe high -efficient tunnel type vacuum oven |
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| CN205262077U true CN205262077U (en) | 2016-05-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890296A (en) * | 2015-12-25 | 2016-08-24 | 深圳市信宇人科技有限公司 | Safe and high-efficient tunnel-type vacuum oven |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890296A (en) * | 2015-12-25 | 2016-08-24 | 深圳市信宇人科技有限公司 | Safe and high-efficient tunnel-type vacuum oven |
| CN105890296B (en) * | 2015-12-25 | 2018-08-28 | 深圳市信宇人科技股份有限公司 | Safe and efficient tunnel type vacuum oven |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Longgang District of Shenzhen City, Guangdong province 518000 Dragon Street Huilong Po community hoffen (Longgang) Industrial Area No. 2 plant floor, two floor, third floor, four floor Patentee after: Shenzhen xinyuren Polytron Technologies Inc Address before: Lu Hongfeng Industrial Zone No. 38 Hui Pu Cun Longgang District of Shenzhen City, Guangdong Province, No. 1 518000 Patentee before: Shenzhen Xinyuren Technology Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Safe and high-efficient tunnel-type vacuum oven Effective date of registration: 20190410 Granted publication date: 20160525 Pledgee: Bank of Beijing Limited by Share Ltd Shenzhen branch Pledgor: Shenzhen xinyuren Polytron Technologies Inc Registration number: 2019990000315 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200722 Granted publication date: 20160525 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: SHENZHEN XINYUREN TECHNOLOGY Co.,Ltd. Registration number: 2019990000315 |