CN209978678U - Plate heat exchanger for wall-mounted furnace and wall-mounted furnace - Google Patents
Plate heat exchanger for wall-mounted furnace and wall-mounted furnace Download PDFInfo
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- CN209978678U CN209978678U CN201822164195.XU CN201822164195U CN209978678U CN 209978678 U CN209978678 U CN 209978678U CN 201822164195 U CN201822164195 U CN 201822164195U CN 209978678 U CN209978678 U CN 209978678U
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Abstract
The utility model discloses a plate heat exchanger and hanging stove for hanging stove, plate heat exchanger includes: the device comprises a shell, a heat pump, a water pump; a hot water connecting pipe; a cold water connection pipe; a bath water connecting pipe; and the supply valve is arranged on the shell and used for controlling the on-off of the first through hole. According to the utility model discloses a plate heat exchanger for hanging stove sets up the makeup valve integration on the plate body thereby conveniently through heat absorption runner to exothermic runner feedwater, avoids additionally setting up pipe connection structure, has saved the material, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to a gas equipment technical field, more specifically relates to a plate heat exchanger and hanging stove for hanging stove.
Background
The wall-mounted stove has two functions of heating and heat supply, correspondingly, the wall-mounted stove has a heating water path system for realizing heating and a bathing water path system for realizing heat supply, and circulating water in the heating water path system and the bathing water path system is heated through the main heat exchanger. Specifically, the hot water flowing out of the main heat exchanger can flow to a radiator in a heating water circuit system and also flow to a plate heat exchanger in a bathing water circuit system.
Referring to chinese utility model patents CN207146900 and CN201720473662, both the heating water path and the bathing water path include many functional components, such as a circulating pump, a proportional valve, a three-way valve for controlling the on-off of the water path, and a flow sensor. The wall-mounted boiler in the related art reasonably connects the functional components to a heating waterway system or a bathing waterway system, and usually integrates the interfaces connecting the functional components together to form an independent interface assembly, and the interface assembly is integrally locked on the plate-type heat exchanger through screws.
Because interface module is bulky, need increase the fuselage of hanging stove in order to satisfy the installation demand usually, so, can lead to the whole volume of hanging stove to be bigger than normal, can't adapt to the demand of market miniaturization.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of above-mentioned technical problem to a certain extent at least.
Therefore, the utility model provides a plate heat exchanger for hanging stove, this plate heat exchanger simple structure, low in production cost.
The utility model discloses still provide a hanging stove of having above-mentioned plate heat exchanger, simple structure, low in production cost of this hanging stove.
According to the utility model discloses a plate heat exchanger for hanging stove, include: the heat-absorbing water supply device comprises a shell, wherein the shell is composed of a plurality of plate bodies arranged at intervals, the plate bodies are provided with a heat-releasing flow channel and a heat-absorbing flow channel which extend along the horizontal direction and are alternately distributed, a first hot water introducing channel and a second hot water introducing channel which extend along the vertical direction, and a cold water introducing channel and a bath water leading-out channel which extend along the vertical direction, wherein the heat-releasing flow channel is communicated with the first hot water introducing channel, and the cold water introducing channel and the bath water leading-out channel are respectively communicated with the heat-absorbing flow channel; a hot water connection pipe integrally formed at the case and communicating with the second hot water introduction passage; a cold water nipple integrally formed at the housing and communicating with the heat absorption flow passage; a bath water connection pipe integrally formed at the case and communicated with the heat absorption flow passage; and the supply valve is arranged on the shell and used for controlling the on-off of the first through hole.
According to the utility model discloses a plate heat exchanger for hanging stove sets up the makeup valve integration on the plate body thereby conveniently through heat absorption runner to exothermic runner feedwater, avoids additionally setting up pipe connection structure, has saved the material, has reduced manufacturing cost.
In addition, according to the utility model discloses plate heat exchanger, can also have following additional technical characterstic:
according to some embodiments of the present invention, the plate body comprises: the mounting plate is positioned on the periphery, and the isolation plate is positioned on the inner side, wherein the thickness of the mounting plate is greater than that of the isolation plate.
In an optional embodiment, the mounting plate forms a mounting protrusion from inside to outside, the mounting protrusion forms a second through hole, the second through hole is provided with a mounting connection pipe, and the replenishment valve is fixed on the shell through the mounting connection pipe.
In an alternative embodiment, the makeup valve includes: the screw rod and be fixed in the valve plug at screw rod top, the screw rod is in the installation is taken over first position and second position between movable, works as when the screw rod is located the first position, first through-hole by the valve plug seals, works as when the screw rod is located the second position, first through-hole is led to.
According to some embodiments of the utility model, the top of screw rod has the hole enlargement portion, the hole enlargement portion undercut is formed with accomodates the groove, the valve plug embedding is in accomodate the inslot.
According to some embodiments of the utility model, the cover is taken over in the installation on the screw rod, hole enlargement portion with the projection of installation takeover in the horizontal direction at least partially coincides.
According to some embodiments of the utility model, the installation is taken over with screw rod screw thread mode cooperation, the one end of screw rod stretches into in the heat absorption runner, the other end of screw rod is worn out the installation is taken over.
In an optional embodiment, the mounting connection pipe is in threaded fit with the screw, one end of the screw extends into the heat absorption flow channel, a first intermediate connection pipe and a second intermediate connection pipe are further arranged between the cold water connection pipe and the bath water connection pipe at the other end of the screw, the first intermediate connection pipe and the cold water connection pipe are located in the same vertical direction, and the bath water connection pipe and the second intermediate connection pipe are located in the same vertical direction.
In an alternative embodiment, the plate heat exchanger further comprises: and the backflow connecting pipe is integrally formed on the shell and is communicated with the heat release flow channel.
According to the utility model discloses hanging stove includes the plate heat exchanger of above-mentioned embodiment, because according to the utility model discloses the plate heat exchanger is integrated to be set up hot water takeover, cold water takeover, bathing water takeover and supply valve, has simplified the water route structure, has saved the material, has reduced manufacturing cost, consequently, according to the utility model discloses hanging stove simple structure, low in production cost.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a perspective view of a plate heat exchanger according to some embodiments of the present invention;
fig. 2 is an exploded view of a plate heat exchanger according to some embodiments of the present invention;
fig. 3 is a cross-sectional view of a plate heat exchanger according to some embodiments of the present invention;
fig. 4 is a perspective view of a plate heat exchanger according to some embodiments of the present invention.
Reference numerals:
a plate heat exchanger 100;
a housing 10;
a plate body 11;
a first through-hole 111;
a mounting plate 112; a mounting projection 1121; a second through hole 11211;
a partition plate 113;
a heat release flow passage 12;
a heat absorbing flow path 13;
a first hot water introduction passage 14;
a second hot water introduction passage 15;
a cold water introduction passage 16;
a bath water lead-out passage 17;
a hot water connection pipe 20;
a cold water connection pipe 30;
a bath water connection pipe 40;
a first intermediate connection tube 50;
a second intermediate adapter 60;
a return connection tube 70;
a makeup valve 80;
a screw 81;
a valve plug 82;
a handle 83;
an enlarged diameter portion 84;
installing the adapter tube 90;
a three-way valve 200;
a proportional valve 300;
the circulation pump 400.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring now to fig. 1-4, a plate heat exchanger 100 for a wall-hanging stove according to an embodiment of the present invention is described. The plate heat exchanger 100 is in flow communication with a main heat exchanger of the wall-hanging stove, and as can be understood by those skilled in the art, a combustion chamber of the wall-hanging stove heats water in the main heat exchanger in advance, and the water is driven by the circulating pump 400 to circularly flow in the plate heat exchanger 100 and the main heat exchanger, so that heating and heat release processes are realized.
Referring to fig. 1 to 4, a plate heat exchanger 100 according to an embodiment of the present invention includes: a shell 10, a hot water connecting pipe 20, a cold water connecting pipe 30, a bath water connecting pipe 40 and a supply valve 80.
As shown in fig. 1 in conjunction with fig. 2 and 3, the housing 10 is composed of a plurality of plate bodies 11 arranged at intervals, the plurality of plate bodies 11 form a heat release channel 12 and a heat absorption channel 13 which extend in the horizontal direction and are alternately distributed, and a first hot water inlet channel 14 and a second hot water inlet channel 15 which extend in the vertical direction, a cold water inlet channel 16 and a bath water outlet channel 17 which extend in the vertical direction, wherein the heat release channel 12 is communicated with the first hot water inlet channel 14, and the cold water inlet channel 16 and the bath water outlet channel 17 are respectively communicated with the heat absorption channel 13.
In other words, the hot water flows into the first hot water introduction passage 14 and then flows into the different heat release passages 12, the cold water flows into the cold water introduction passage 16 and then flows into the different heat absorption passages 13, and the cold water absorbs heat released from the hot water and flows out from the bath water discharge passage 17 after the temperature thereof is raised, so that the cold water is used by the user. That is, the plurality of heat release flow paths 12 are simultaneously communicated with the first hot water introduction path 14, and the plurality of heat absorption flow paths 13 are simultaneously communicated with the heat absorption flow path 13 and the bath water discharge path 17.
The heat absorbing flow paths 13 and the heat releasing flow paths 12 may be alternately arranged in such a manner that one heat absorbing flow path 13 is provided between two heat releasing flow paths 12 or two or more heat absorbing flow paths 13 are provided between two heat releasing flow paths 12.
The hot water connection pipe 20 is integrally formed at the housing 10 and communicates with the second hot water introduction passage 15. That is, the hot water connection pipe 20 is fixed to the case 10 by welding or other means, and the hot water introduced into the second hot water introduction passage 15 flows to the heating water path through the hot water connection pipe 20.
The cold water connection pipe 30 and the bath water connection pipe 40 are integrally formed in the case 10 and communicate with the heat absorption flow passage 13. That is, cold water enters the cold water introduction passage 16 through the cold water connection pipe 30, and heated hot water flows out of the bath water introduction passage 17 and then enters the bath water connection pipe 40. For example, the cold water connection 30 is connected to a municipal natural water pipe, and the bath water connection 40 may be connected to a shower.
As shown in fig. 2 and 3, the plate body 11 is formed with a first through hole 111 that communicates the heat release flow path 12 and the heat absorption flow path 13, and the replenishment valve 80 is attached to the case 10 to control opening and closing of the first through hole 111. That is, the first through hole 111 can communicate the heat release flow channel 12 and the heat absorption flow channel 13, when the water amount in the heat release flow channel 12 is insufficient, the first through hole 111 can be communicated, the water in the heat absorption flow channel 13 is infused into the heat release flow channel 12 under the effect of municipal natural water pressure, and the hot water circulation water channel of the wall-hanging stove is prevented from being lack of water and being dried.
The first hot water introduction passage 14 and the second hot water introduction passage 15 may be connected to a three-way valve 200, and the three-way valve 200 is connected to the main heat exchanger, and the heating waterway and the bathing waterway may be selectively connected by the three-way valve 200.
From this, according to the utility model discloses a plate heat exchanger 100 for hanging stove sets up the makeup valve 80 integration on plate body 11 thereby conveniently through heat absorption runner 13 to heat release runner 12 make-up water, avoids additionally setting up pipe connection structure, has saved the material, has reduced manufacturing cost.
In some embodiments of the present invention, as shown in fig. 1 to 4, the plate body 11 includes: a mounting plate 112 at the periphery and a partition plate 113 at the inside. The hot water connection pipe 20, the cold water connection pipe 30, the bath water connection pipe 40 and the supply valve 80 are connected to the mounting plate 112, the partition plate 113 is used to partition the heat absorption flow passage 13 and the heat release flow passage 12, and the thickness of the mounting plate 112 is greater than that of the partition plate 113 in order to improve the load-bearing capacity.
In an alternative embodiment, mounting plate 112 has a mounting protrusion 1121 formed from the inside to the outside, mounting protrusion 1121 is formed with a second through hole 11211, second through hole 11211 is provided with mounting adapter 90, and makeup valve 80 is fixed to housing 10 through mounting adapter 90. In this way, the mounting adapter 90 may be inserted into the second through hole 11211 in advance, and then the mounting adapter 90 is fixedly connected to the mounting plate 112, wherein the mounting adapter 90 may be fixed to the mounting plate 112 by welding or gluing.
In a further alternative embodiment, makeup valve 80 includes: a threaded rod 81 and a valve plug 82 fixed on the top of the threaded rod, the threaded rod 81 being movable between a first position in which the threaded rod 81 is located and the first through-going hole 111 being closed by the valve plug 82, and a second position in which the threaded rod 81 is located and the first through-going hole 111 being open. That is, the position of the screw 81 on the mounting adapter 90 is changed to adjust the opening and closing of the first through-hole 111. That is, the first through-hole 111 needs to be opened only when the heat release flow path 12 needs to be replenished with water.
In an alternative example, as shown in fig. 2 and 3, the screw has a diameter-enlarged portion at the tip end thereof, the diameter-enlarged portion being recessed downward to form a receiving groove in which the valve plug 82 is fitted. When the screw 81 is located at the first position, the valve plug 82 stops against the partition plate 113 to block the heat absorbing flow passage 13 from communicating with the heat releasing flow passage 12.
In a further alternative example, the mounting adapter 90 is sleeved on the screw 81, and the projection of the expanded diameter portion 84 and the mounting adapter 90 in the horizontal direction at least partially overlaps. Thus, when the screw 81 is at the second position, the enlarged diameter portion 84 can be stopped on the mounting adapter 90, and the screw 81 is prevented from falling out of the mounting adapter 90. Therefore, the user can use the supply valve 80 conveniently, and the safety of the supply valve 80 in the using process is improved.
In an embodiment of the present invention, the installation adapter 90 is threadedly engaged with the screw 81, one end of the screw 81 extends into the heat absorbing flow channel 13, and the other end of the screw 81 penetrates out of the installation adapter 90. That is, the screw 81 is rotated to change the position of the screw 81 in the mounting adapter 90, thereby adjusting the conduction state of the first through-hole 111.
Advantageously, the other end of the screw 81 is sleeved with a handle 83, and the outer peripheral surface of the handle 83 is formed with an anti-slip recess. Thus, the position of the screw 81 relative to the mounting adapter 90 can be adjusted by screwing the handle 83, and the anti-slip dimples on the outer circumferential surface of the handle 83 prevent the handle 83 from slipping, facilitating rotation.
In other embodiments of the present invention, as shown in fig. 3 and 4, a first intermediate connection pipe 50 and a second intermediate connection pipe 60 are further disposed between the cold water connection pipe 30 and the bath water connection pipe 40, the first intermediate connection pipe 50 and the cold water connection pipe 30 are located in the same vertical direction, and the bath water connection pipe 40 and the second intermediate connection pipe 60 are located in the same vertical direction. That is, cold water is introduced into the cold water introduction passage 16 from the cold water connection pipe 30, flows out from the first intermediate connection pipe 50, then enters the heat absorption flow passage 13 through the second intermediate connection pipe 60, and finally, heated water flows out from the bath water connection pipe 40. A proportional valve 300 is arranged between the first intermediate connecting pipe 50 and the second intermediate connecting pipe 60, and the flow entering the heat absorption flow channel 13 is detected through the proportional valve 300, so that the flow of cold water and the flow of hot water are controlled within a proper range, and the heat exchange efficiency is improved.
In other embodiments of the present invention, as shown in fig. 3 and 4, the plate heat exchanger 100 further includes: a return connection 70. A return connection pipe 70 is integrally formed at the case 10, and the return connection pipe 70 communicates with the heat release flow passage 12. That is, the water in the heat release flow passage 12 is returned to the main heat exchanger through the return connection pipe 70 to be heated again. The return connection pipe 70 may be provided with a circulation pump 400, and the circulation pump 400 drives water to flow in the plate heat exchanger 100 and the main heat exchanger.
According to the utility model discloses the hanging stove includes the plate heat exchanger 100 of above-mentioned embodiment, because according to the utility model discloses the plate heat exchanger 100 integration of embodiment has set up hot water takeover 20, cold water takeover 30, bathing water takeover 40 and supply valve 80, has simplified the water route structure, has saved the material, has reduced manufacturing cost, consequently, according to the utility model discloses hanging stove simple structure, low in production cost.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (11)
1. A plate heat exchanger for a wall-mounted furnace, comprising:
the heat-absorbing water supply device comprises a shell, wherein the shell is composed of a plurality of plate bodies arranged at intervals, the plate bodies are provided with a heat-releasing flow channel and a heat-absorbing flow channel which extend along the horizontal direction and are alternately distributed, a first hot water introducing channel and a second hot water introducing channel which extend along the vertical direction, and a cold water introducing channel and a bath water leading-out channel which extend along the vertical direction, wherein the heat-releasing flow channel is communicated with the first hot water introducing channel, and the cold water introducing channel and the bath water leading-out channel are respectively communicated with the heat-absorbing flow channel;
a hot water connection pipe integrally formed at the case and communicating with the second hot water introduction passage;
a cold water nipple integrally formed at the housing and communicating with the heat absorption flow passage;
a bath water connection pipe integrally formed at the case and communicated with the heat absorption flow passage;
and the supply valve is arranged on the shell and used for controlling the on-off of the first through hole.
2. The plate heat exchanger for a wall-hanging furnace according to claim 1, wherein the plate body comprises: the mounting plate is positioned on the periphery, and the isolation plate is positioned on the inner side, wherein the thickness of the mounting plate is greater than that of the isolation plate.
3. The plate heat exchanger for a wall-hanging furnace as claimed in claim 2, wherein the mounting plate is formed with a mounting boss from inside to outside, the mounting boss is formed with a second through hole provided with a mounting connection pipe, and the replenishment valve is fixed to the housing through the mounting connection pipe.
4. A plate heat exchanger for a wall-hanging furnace according to claim 3, wherein the makeup valve comprises: the screw rod and be fixed in the valve plug at screw rod top, the screw rod is in the installation is taken over first position and second position between movable, works as when the screw rod is located the first position, first through-hole by the valve plug seals, works as when the screw rod is located the second position, first through-hole is led to.
5. The plate heat exchanger for a wall-hanging furnace as claimed in claim 4, wherein a top end of the screw has an enlarged diameter portion, the enlarged diameter portion being recessed downward to form a receiving groove, the valve plug being fitted in the receiving groove.
6. The plate heat exchanger for the wall-hanging furnace as claimed in claim 5, wherein the mounting connection pipe is sleeved on the screw, and a projection of the diameter-expanded portion and the mounting connection pipe in a horizontal direction at least partially coincide.
7. The plate heat exchanger for a wall-hanging furnace as claimed in claim 6, wherein the mounting connection pipe is screw-threadedly engaged with the screw, one end of the screw extends into the heat absorption flow passage, and the other end of the screw extends out of the mounting connection pipe.
8. The plate heat exchanger for a wall-hanging furnace as claimed in claim 7, wherein a handle is sleeved on the other end of the screw, and an anti-slip pit is formed on the outer circumferential surface of the handle.
9. The plate heat exchanger for the wall-hanging furnace as claimed in claim 1, wherein a first intermediate connecting pipe and a second intermediate connecting pipe are further provided between the cold water connecting pipe and the bath water connecting pipe, the first intermediate connecting pipe and the cold water connecting pipe are located in the same vertical direction, and the bath water connecting pipe and the second intermediate connecting pipe are located in the same vertical direction.
10. The plate heat exchanger for a wall-hanging furnace of claim 1, further comprising: and the backflow connecting pipe is integrally formed on the shell and is communicated with the heat release flow channel.
11. A wall-hanging stove comprising a plate heat exchanger for a wall-hanging stove according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164195.XU CN209978678U (en) | 2018-12-19 | 2018-12-19 | Plate heat exchanger for wall-mounted furnace and wall-mounted furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164195.XU CN209978678U (en) | 2018-12-19 | 2018-12-19 | Plate heat exchanger for wall-mounted furnace and wall-mounted furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209978678U true CN209978678U (en) | 2020-01-21 |
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ID=69250610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822164195.XU Active CN209978678U (en) | 2018-12-19 | 2018-12-19 | Plate heat exchanger for wall-mounted furnace and wall-mounted furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209978678U (en) |
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2018
- 2018-12-19 CN CN201822164195.XU patent/CN209978678U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Midea kitchen and toilet electrical appliance manufacturing Co.,Ltd. Assignor: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Contract record no.: X2020980004872 Denomination of utility model: Plate heat exchangers and wall mounted furnaces for wall mounted furnaces Granted publication date: 20200121 License type: Common License Record date: 20200812 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220913 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |
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| TR01 | Transfer of patent right |