CN217503812U - Mobile air conditioner - Google Patents

Mobile air conditioner Download PDF

Info

Publication number
CN217503812U
CN217503812U CN202221672506.3U CN202221672506U CN217503812U CN 217503812 U CN217503812 U CN 217503812U CN 202221672506 U CN202221672506 U CN 202221672506U CN 217503812 U CN217503812 U CN 217503812U
Authority
CN
China
Prior art keywords
fitting
sliding
top cover
front panel
groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202221672506.3U
Other languages
Chinese (zh)
Inventor
廖昌晰
梁智文
袁德创
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hisense Guangdong Air Conditioning Co Ltd
Original Assignee
Hisense Guangdong Air Conditioning Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hisense Guangdong Air Conditioning Co Ltd filed Critical Hisense Guangdong Air Conditioning Co Ltd
Priority to CN202221672506.3U priority Critical patent/CN217503812U/en
Application granted granted Critical
Publication of CN217503812U publication Critical patent/CN217503812U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a mobile air conditioner, include: a front panel; the rear panel is arranged on the rear side of the front panel and fixedly connected with the front panel, and a first sliding part is arranged on the rear panel; the top cover is arranged above the front panel and the rear panel, a second sliding portion is arranged on the top cover, and the first sliding portion is in sliding fit with the second sliding portion. The front panel is provided with a first sliding portion, the top cover is provided with a second sliding portion, the first sliding portion is in sliding fit with the second sliding portion, the rear panel smoothly and rapidly reaches the assembling position on the top cover, the operation is simple, the installation is reliable and convenient, and the labor cost is reduced.

Description

Mobile air conditioner
Technical Field
The utility model belongs to the technical field of the air conditioning technique and specifically relates to a mobile air conditioner is related to.
Background
Air conditioners are machines that cool or heat an indoor environment, thereby creating a comfortable environment, and are largely classified into an integrated air conditioner and a split air conditioner. Compared with other air conditioners, the mobile air conditioner is small in size, convenient to move and convenient to use. The mobile air conditioner consists of a top cover, a front panel and a rear panel, and the connection mode adopts screw connection or clamping connection.
In the related art, the assembly of the top cover, the front panel and the rear panel of the mobile air conditioner mainly comprises the steps of pre-assembling the front panel and the top cover, then installing the rear panel from the rear, and the rear panel is short in fixing position, not easy to assemble in place and low in installation efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a mobile air conditioner is provided with first sliding part on the front panel, is provided with second sliding part on the top cap, first sliding part and second sliding part sliding fit, and the back panel is smooth and easy and reachs the assembly position on the top cap rapidly, easy operation, the installation is reliable convenient.
According to the utility model discloses mobile air conditioner of first aspect embodiment, include: a front panel; the rear panel is arranged on the rear side of the front panel and fixedly connected with the front panel, and a first sliding part is arranged on the rear panel; the top cover is arranged above the front panel and the rear panel, a second sliding portion is arranged on the top cover, and the first sliding portion is in sliding fit with the second sliding portion.
According to the utility model discloses mobile air conditioner is provided with first sliding part on the front panel, is provided with the second sliding part on the top cap, first sliding part and second sliding part sliding fit, and the back panel is smooth and easy and reachs the assembly position on the top cap rapidly, easy operation, and the installation is reliable convenient, reduces the human cost.
According to some embodiments of the invention, the first sliding part is one of a sliding rail and a sliding groove, the second sliding part is the other of a sliding rail and a sliding groove, the sliding rail and the sliding groove are in sliding fit.
According to some embodiments of the utility model, the spout orientation one side of slide rail is provided with the direction inclined plane.
According to the utility model discloses a some embodiments, the tip of first sliding part is provided with first cooperation portion, the tip of second sliding part is provided with second cooperation portion, first cooperation portion is for cooperating in post and the cooperation groove one kind, second cooperation portion is for cooperating another kind in post and the cooperation groove, the cooperation of cooperation post is in cooperate the inslot.
According to the utility model discloses a some embodiments, be provided with first joint portion on the rear panel, be provided with second joint portion on the top cap, first joint portion is one kind in buckle and the draw-in groove, second joint portion is another kind in buckle and the draw-in groove, the buckle with the cooperation of draw-in groove joint.
According to some embodiments of the present invention, the first sliding portion and the second sliding portion are engaged with each other in a direction perpendicular to the first sliding portion.
According to the utility model discloses a some embodiments, be provided with third joint portion on the front panel, be provided with fourth joint portion on the top cap, third joint portion is one kind in buckle and the draw-in groove, fourth joint portion is another kind in buckle and the draw-in groove, the buckle with the cooperation of draw-in groove joint.
According to the utility model discloses a some embodiments, be provided with third cooperation portion on the front panel, be provided with fourth cooperation portion on the top cap, third cooperation portion is for cooperating in post and the cooperation groove one kind, fourth cooperation portion is for cooperating in post and the cooperation groove another kind, the cooperation post cooperation is in the cooperation inslot.
According to some embodiments of the invention, the third mating portion and the fourth mating portion are plural; and a part of the fourth matching parts extend in the first direction of the top cover, the other part of the fourth matching parts extend in the second direction of the top cover, and the first direction and the second direction are perpendicular to each other.
According to the utility model discloses a some embodiments, be provided with first location portion on the front panel, be provided with second location portion on the top cap, first location portion is one kind in locating hole and the reference column, second location portion is another kind in locating hole and the reference column, the locating hole with reference column location cooperation.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram according to an embodiment of the present invention;
fig. 2 is an exploded view of an embodiment in accordance with the present invention;
fig. 3 is an assembly schematic view of a top cover and a front panel according to an embodiment of the present invention;
FIG. 4 is a partial schematic view A of FIG. 3;
fig. 5 is an assembly schematic view of a top cover and a back panel according to an embodiment of the present invention;
FIG. 6 is a partial schematic view B of FIG. 5;
fig. 7 is a schematic structural diagram of a front panel according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a rear panel according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a top cover according to an embodiment of the present invention;
fig. 10 is a partial schematic view C of fig. 9.
Reference numerals:
100. a mobile air conditioner;
10. a front panel; 11. a third clamping connection part; 12. a third mating portion; 13. a first positioning portion;
20. a rear panel; 21. a first sliding section; 22. a first mating portion; 23. a first clamping part;
30. a top cover; 31. a second sliding section; 32. a guide slope; 33. a second mating portion; 34. a second clamping part; 35. a fourth clamping part; 36. a fourth mating portion; 37. a second positioning portion.
Detailed Description
Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.
A mobile air conditioner 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 10.
As shown in fig. 1 to 10, the mobile air conditioner 100 includes: the front panel 10, the back panel 20 and the top cover 30, the upper end of the front panel 10 is fixedly connected with the top cover 30, and the side surface is fixedly connected with the back panel 20.
And the rear panel 20 is arranged at the rear side of the front panel 10, the rear panel 20 is fixedly connected with the front panel 10, and the rear panel 20 is also provided with heat radiation holes for radiating heat of the whole air conditioner. The rear panel 20 is provided with a first slide portion 21. The first sliding part 21 is located at the upper end of the side plate of the rear panel 20, and the first sliding part 21 protrudes from the rear plate of the rear panel 20, and has a certain thickness in the vertical direction.
The top cover 30 is provided above the front panel 10 and the rear panel 20, the top cover 30 is provided with a second sliding portion 31, and the first sliding portion 21 and the second sliding portion 31 are slidably engaged with each other. That is, the top cover 30 is fixedly connected with the front panel 10 and the rear panel 20, the second sliding portion 31 of the top cover 30 is matched with the first sliding portion 21 of the rear panel 20, so as to achieve the effect of assembly and fixation, and the second sliding portion 31 also plays the role of bearing the weight of the rear panel 20. When the rear panel 20 is installed, the rear panel 20 is butted with the top cover 30 from the rear direction to the front direction, the first sliding part 21 on the rear panel 20 is matched with the second sliding part 31, the assembly position can be reached smoothly, the installation is not only reliable but also convenient, and the effect of rapid assembly is achieved.
Therefore, the first sliding part 21 is arranged on the front panel 10, the second sliding part 31 is arranged on the top cover 30, the first sliding part 21 is in sliding fit with the second sliding part 31, the rear panel 20 smoothly and quickly reaches the assembling position on the top cover 30, the operation is simple, the installation is reliable and convenient, and the labor cost is reduced.
Referring to fig. 5 to 7, the first sliding portion 21 is one of a slide rail and a slide groove, and the second sliding portion 31 is the other of the slide rail and the slide groove, which are slidably engaged with each other. In brief, if the first sliding portion 21 is a sliding slot, the second sliding portion 31 is a sliding rail; if the first sliding part 21 is a sliding rail and the second sliding part 31 is a sliding slot, then when the back panel 20 is installed, the back panel 20 is butted with the top cover 30 from the back direction to the front direction, and the first sliding part 21 on the back panel 20 reaches the installation position along the second sliding part 31 on the top cover 30, so that the installation is not only reliable but also convenient.
As shown in fig. 5 and 8, a guide slope 32 is provided on one side of the slide groove facing the slide rail. Wherein, the direction inclined plane 32 can make things convenient for the slide rail to dock with the spout fast, improves assembly efficiency. Specifically, when the rear panel 20 is installed, the rear panel 20 is pushed from the rear to the front, and firstly, the first sliding portion 21 is abutted with the second sliding portion 31, and due to the existence of the guide inclined surface 32, the first sliding portion 21 can be smoothly and rapidly matched with the second sliding portion 31 along the guide inclined surface 32 to rapidly reach the assembling position, so that the assembling speed is improved, and the labor cost is reduced.
And, as shown in fig. 4-8, the end of the first sliding part 21 is provided with a first engaging part 22, and the end of the second sliding part 31 is provided with a second engaging part 33, so that when the rear panel 20 is installed, not only the rear panel 20 and the top cover 30 are properly installed, but also the front panel 10 and the rear panel 20 are engaged with each other, which requires precise calculation, and the first sliding part 21 and the second sliding part 31 are provided with engaging parts that abut against each other. Therefore, a first engaging portion 22 is disposed on the inner side of the first sliding portion 21 of the back panel 20, and correspondingly, a second engaging portion 33 is disposed on the second sliding portion 31 of the top cover 30, and the first engaging portion 22 and the second engaging portion 33 are engaged with each other, so that the front panel 10 and the back panel 20 are tightly engaged. And the first and second fitting portions 22 and 33 restrict the movement of the rear panel 20 in the left-right direction, serving to fix the rear panel 20.
Specifically, the first fitting portion 22 is one of a fitting post and a fitting groove, and the second fitting portion 33 is the other of the fitting post and the fitting groove, the fitting post fitting in the fitting groove. That is, if the first engaging portion 22 is an engaging post, the second engaging portion 33 is an engaging groove; if the first engaging portion 22 is an engaging groove, the second engaging portion 33 is an engaging post. In this manner, by the spacing fit between the mating posts and the mating grooves, this can serve as a spacing between the top cover 30 and the rear panel 20.
Referring to fig. 4-10, the back panel 20 is provided with a first clamping portion 23, the top cover 30 is provided with a second clamping portion 34, and the first clamping portion 23 and the second clamping portion 34 are clamped and matched with each other. That is, the first engaging portion 23 is located at the upper end of the rear panel 20 and at the joint of the upper end of the rear panel 20 and the top cover 30, and the second engaging portion 34 is located at the rear side of the top cover 30 and at the joint of the top cover 30 and the rear panel 20, wherein the first engaging portion 23 and the second engaging portion 34 are engaged with each other to fix the rear panel 20, so that the top cover 30 and the rear panel 20 are more closely connected, and the rear panel 20 is fixed in the front-rear direction, thereby preventing the rear panel 20 from being separated from the top cover 30 and the front panel 10.
Specifically, the first engaging portion 23 is one of a buckle and a slot, and the second engaging portion 34 is the other of the buckle and the slot, which are engaged with each other. Through the joint cooperation between buckle and the draw-in groove for the joint mode between rear panel 20 and the top cap 30 is fairly simple, and joint intensity is high, thereby promotes rear panel 20 and top cap 30's joint intensity.
As shown in fig. 5 and 6, the engagement direction of the latch and the card slot is the engagement direction of the first sliding portion 21 and the second sliding portion 31. When the rear panel 20 is installed, the rear panel 20 is matched with the top cover 30 from back to front, the matching direction of the first sliding portion 21 and the second sliding portion 31 is the front-back direction, and the clamping direction of the clamping buckle and the clamping groove is the front-back direction, so that the clamping between the first clamping portion 23 and the second clamping portion 34 cannot be influenced by the sliding fit between the first sliding portion 21 and the second sliding portion 31. And, when the sliding fit of the first sliding portion 21 and the second sliding portion 31 is completed, the first clamping portion 23 and the second clamping portion 34 are also clamped, so that the assembly steps of the mobile air conditioner 100 can be reduced, that is, the operation is simple, and the assembly efficiency can be improved.
Referring to fig. 3 to 6, the front panel 10 is provided with a third engaging portion 11, and the top cover 30 is provided with a fourth engaging portion 35. The third clamping part 11 is positioned at the upper end of the front panel 10, distributed on the three panels and positioned at the joint of the upper end of the front panel 10 and the top cover 30; the fourth clamping portions 35 are located on the front side and both sides of the top cover 30 and located at the connection position of the top cover 30 and the front panel 10. The third engaging portion 11 is provided at an interval on the front panel 10, and the fourth engaging portion 35 is provided at an interval on the top cover 30. Third joint portion 11 and fourth joint portion 35 mutually support, play the effect of fixed front panel 10 for top cap 30 is connected more closely with front panel 10, and fixes rear panel 20 in upper and lower direction, prevents that front panel 10 from droing in the transportation.
And, the third joint portion 11 is one of a buckle and a slot, and the fourth joint portion 35 is the other of a buckle and a slot, and the buckle and the slot are in joint fit. Through the joint cooperation between buckle and the draw-in groove for the joint mode between front panel 10 and the top cap 30 is fairly simple, and joint intensity is high, thereby promotes front panel 10 and top cap 30's joint intensity.
Referring to fig. 1 to 6, a third engaging portion 12 is disposed on the front panel 10, a fourth engaging portion 36 is disposed on the top cover 30, the third engaging portion 12 is located at the upper end of the front panel 10 and at the connection position of the upper end of the front panel 10 and the top cover 30, and the fourth engaging portion 36 is located on the top cover 30 and at the connection position of the top cover 30 and the front panel 10. The third matching portion 12 and the fourth matching portion 36 are matched with each other, and the third matching portion 12 and the fourth matching portion 36 are in one-to-one correspondence. The front panel 10 is also fixed, so that the top cover 30 is more tightly connected with the front panel 10, and the front panel 10 is fixed in the front-rear direction, so that the front panel 10 is prevented from being separated from the mobile air conditioner 100 and falling off, and potential safety hazards are prevented.
And the third fitting portion 12 is one of a fitting column and a fitting groove, and the fourth fitting portion 36 is the other of the fitting column and the fitting groove, the fitting column fitting in the fitting groove. If the third mating portion 12 is a mating post, the fourth mating portion 36 is a mating groove; if the third mating portion 12 is a mating groove, the fourth mating portion 36 is a mating post. Thus, the spacing between the top cover 30 and the front panel 10 can be achieved by the spacing fit between the mating posts and the mating grooves.
As shown in fig. 1 to 8, the third mating portion 12 and the fourth mating portion 36 are plural, and a part of the third mating portion 12 extends in a first direction of the top cover 30, and another part of the fourth mating portion 36 extends in a second direction of the top cover 30, the first direction and the second direction being perpendicular to each other. That is, the plurality of third engaging portions 12 are spaced apart from each other at the upper end of the three panels of the front panel 10, and the plurality of fourth engaging portions 36 are spaced apart from each other at the front end and the left and right sides of the top cover 30, so that the number of the third engaging portions 12 and the number of the fourth engaging portions 36 can be selected according to actual requirements. So set up for top cap 30 and front panel 10 not only can carry out spacingly in the left and right directions, also can carry out spacingly in the front and back direction, can effectual limited top cap 30 and the degree of freedom of front panel 10 like this.
The first direction and the second direction of the top cover 30 are a front-back direction and a left-right direction, that is, a part of the fourth engaging portions 36 are disposed at intervals on the front side and the back side of the top cover 30, and the rest are disposed at intervals on the left side and the right side of the top cover 30.
Referring to fig. 2 and 4, a first positioning portion 13 is provided on the front panel 10, a second positioning portion 37 is provided on the top cover 30, the first positioning portion 13 is located at the upper end of the front panel 10 and at the connection position of the upper end of the front panel 10 and the top cover 30, and the second positioning portion 37 is located at the front end of the top cover 30 and at the connection position of the top cover 30 and the front panel 10. The first positioning portion 13 and the second positioning portion 37 are matched with each other, so that when the front panel 10 is installed, a pre-positioning effect is achieved, the subsequent installation work of the front panel 10 is facilitated, the efficiency is improved, the deviation of the front panel 10 in the left and right directions is limited, and the installation precision is improved.
And the first positioning portion 13 is one of a positioning hole and a positioning post, and the second positioning portion 37 is the other of a positioning hole and a positioning post, which are in positioning fit. If the first positioning portion 13 is a positioning hole, the second positioning portion 37 is a positioning column; if the first positioning portion 13 is a positioning post, the second positioning portion 37 is a positioning hole.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A mobile air conditioner, comprising:
a front panel;
the rear panel is arranged on the rear side of the front panel and fixedly connected with the front panel, and a first sliding part is arranged on the rear panel;
the top cover is arranged above the front panel and the rear panel, a second sliding portion is arranged on the top cover, and the first sliding portion is in sliding fit with the second sliding portion.
2. The mobile air conditioner according to claim 1, wherein the first sliding portion is one of a slide rail and a slide groove, and the second sliding portion is the other of a slide rail and a slide groove, the slide rail and the slide groove being slidably engaged.
3. The mobile air conditioner according to claim 2, wherein a side of the chute facing the slide rail is provided with a guide slope.
4. The mobile air conditioner of claim 1, wherein the end of the first sliding portion is provided with a first fitting portion, the end of the second sliding portion is provided with a second fitting portion, the first fitting portion is one of a fitting post and a fitting groove, the second fitting portion is the other of the fitting post and the fitting groove, and the fitting post is fitted in the fitting groove.
5. The mobile air conditioner of claim 1, wherein a first clamping portion is arranged on the rear panel, a second clamping portion is arranged on the top cover, the first clamping portion is one of a buckle and a clamping groove, the second clamping portion is the other of the buckle and the clamping groove, and the buckle and the clamping groove are in clamping fit.
6. The mobile air conditioner according to claim 5, wherein the engagement direction of the engaging member and the engaging groove is a fitting direction of the first sliding portion and the second sliding portion.
7. The mobile air conditioner according to claim 1, wherein a third clamping portion is arranged on the front panel, a fourth clamping portion is arranged on the top cover, the third clamping portion is one of a buckle and a clamping groove, the fourth clamping portion is the other of the buckle and the clamping groove, and the buckle and the clamping groove are in clamping fit.
8. The mobile air conditioner according to claim 1, wherein a third fitting portion is provided on the front panel, and a fourth fitting portion is provided on the top cover, the third fitting portion being one of a fitting post and a fitting groove, the fourth fitting portion being the other of the fitting post and the fitting groove, the fitting post fitting in the fitting groove.
9. The mobile air conditioner according to claim 8, wherein the third fitting portion and the fourth fitting portion are plural; and the number of the first and second groups,
a portion of the fourth mating portion extends in a first direction of the top cover, another portion of the fourth mating portion extends in a second direction of the top cover, and the first direction and the second direction are perpendicular to each other.
10. The mobile air conditioner as claimed in claim 1, wherein a first positioning portion is provided on the front panel, a second positioning portion is provided on the top cover, the first positioning portion is one of a positioning hole and a positioning column, the second positioning portion is the other of the positioning hole and the positioning column, and the positioning hole and the positioning column are in positioning fit.
CN202221672506.3U 2022-06-29 2022-06-29 Mobile air conditioner Active CN217503812U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221672506.3U CN217503812U (en) 2022-06-29 2022-06-29 Mobile air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221672506.3U CN217503812U (en) 2022-06-29 2022-06-29 Mobile air conditioner

Publications (1)

Publication Number Publication Date
CN217503812U true CN217503812U (en) 2022-09-27

Family

ID=83340331

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221672506.3U Active CN217503812U (en) 2022-06-29 2022-06-29 Mobile air conditioner

Country Status (1)

Country Link
CN (1) CN217503812U (en)

Similar Documents

Publication Publication Date Title
US20210180804A1 (en) Mounting bracket assembly and window air conditioner assembly
KR20160029334A (en) Cooling module
US20150027670A1 (en) Outdoor machine of air conditioner
KR20090098220A (en) Compressor fixation structure and outdoor unit for air conditioner comprising the same
CN217503812U (en) Mobile air conditioner
CN109064647B (en) Pallet structure with width-adjustable goods channel and vending machine using same
CN111811054A (en) Indoor machine of air conditioner
US20190368753A1 (en) Outdoor unit for air-conditioning apparatus
JP2007120862A (en) Air conditioner
CN111637671A (en) Refrigerator with a door
KR20090044503A (en) Base-assembly for out door unit of an air conditioner
CN215808833U (en) Machine and air conditioner in air conditioning
CN217685376U (en) Air conditioner
CN111380260A (en) Assembly structure and air conditioner of evaporimeter
CN115402059A (en) A chassis subassembly, air conditioner and car as a house for air conditioner
US7396084B2 (en) Aircraft seat fixing apparatus
US20110108700A1 (en) Duct support assemblies
US3762303A (en) Snap-in collar for air outlet assembly
CN210671020U (en) Server
CN210772476U (en) Installation shell of air blowing equipment and air blowing equipment
CN107270422B (en) Fan bracket and outdoor unit
CN220365772U (en) Diagonal flow pipeline fan with high installation universality
CN213808185U (en) Connection structure and fan
CN219868141U (en) Air duct assembly and air conditioner indoor unit
CN211166001U (en) Printer subassembly fixing device and express delivery cabinet

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant