CN211476172U - Air purification equipment - Google Patents
Air purification equipment Download PDFInfo
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- CN211476172U CN211476172U CN201922425796.6U CN201922425796U CN211476172U CN 211476172 U CN211476172 U CN 211476172U CN 201922425796 U CN201922425796 U CN 201922425796U CN 211476172 U CN211476172 U CN 211476172U
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Abstract
The utility model discloses an air purification equipment relates to air purification technical field, has solved the not good problem of user experience degree of using. The utility model discloses a main technical scheme does: the shell surrounds an accommodating space, and an opening communicated with the accommodating space is formed at one end of the shell; the air purifying piece is arranged at one end of the accommodating space close to the opening and is movably connected with the shell; the pushing device is arranged in the accommodating space and connected with the air purifying piece, the pushing device comprises a first working state and a second working state, and when the pushing device is in the first working state, the pushing device pushes the air purifying piece to extend out of the opening; when the pushing device is in the second working state, the pushing device drives the air purifying piece to return to the accommodating space from the opening. The utility model discloses mainly used air purification equipment's manufacturing.
Description
Technical Field
The utility model relates to an air purification technical field especially relates to an air purification equipment.
Background
Along with the development of society, air pollution is increasingly serious, people pay more and more attention to the purification of indoor air, therefore air purification device also obtains extensive application in various occasions, along with air purifier more and more receives consumer's attention, air purification device's function is also being continuous perfect, consumer's use experience degree requirement to air purification device rises gradually, there is a handheld air purification equipment among the prior art, facilitate the use and occupation space is little, but it is in the use, still can't satisfy user's high requirement, therefore how to increase user's use experience degree is the technical problem that technical staff in the field need to solve urgently.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides an air purification equipment, the main objective improves user's use experience degree.
The embodiment of the utility model provides an air purification equipment, this air purification equipment includes: the shell surrounds an accommodating space, and an opening communicated with the accommodating space is formed at one end of the shell;
the air purifying piece is arranged at one end, close to the opening, of the accommodating space and is movably connected with the shell;
the pushing device is arranged in the accommodating space and connected with the air purifying piece, the pushing device comprises a first working state and a second working state, and when the pushing device is in the first working state, the pushing device pushes the air purifying piece to extend out of the opening; when the pushing device is in a second working state, the pushing device drives the air purifying piece to retreat into the accommodating space from the opening.
The purpose of the utility model and the technical problem thereof can be further realized by adopting the following technical measures.
Specifically, thrust unit includes fixed part and removal portion, removal portion includes interconnect's driving piece and threaded rod, driving piece fixed connection in air purification spare deviates from open-ended one end, the driving piece is used for the drive the threaded rod rotates, the fixed part set up in the driving piece deviates from open-ended one side, the fixed part be formed with the screw channel of threaded rod looks adaptation, the threaded rod rotary mounting in the screw channel, work as when thrust unit is in first operating condition, the driving piece drive the threaded rod rotates along predetermineeing the direction, works as when thrust unit is in the second operating condition, the driving piece drive the threaded rod is along predetermineeing the opposite direction rotation of direction.
Specifically, the fixed part includes fixing base, fixed lid and fixed pipe, the fixing base set up in the casing internal surface, fixed lid with the connection can be dismantled to the fixing base, the fixing base deviates from the one side of casing is first installation face, fixed lid includes second installation face, be formed with first accommodation space on the first installation face, be formed with second accommodation space on the second installation face, second installation face be used for with first installation face laminates mutually, first accommodation space with second accommodation space forms the installation passageway, fixed pipe fixed mounting in the installation passageway, fixed pipe is formed with along its length direction the screw thread passageway.
Specifically, the region that first installation face was not formed with first accommodation space is formed with the joint arch, the region that second installation face was not formed with second accommodation space is formed with the joint space, spacing protruding joint in the joint space.
Specifically, the air purification piece deviates from open-ended one end is formed with spacing space, just driving piece fixed mounting in the spacing space.
Specifically, the inner surface of the shell is provided with a sliding groove, a ball is arranged in the sliding groove, the ball partially leaks out of the sliding groove, and the part of the ball leaking out of the sliding groove is in rolling connection with the outer surface of the air purification piece.
Specifically, the method further comprises the following steps: the controller is electrically connected with the pushing device and used for receiving a control command and driving the pushing device to work according to the control command.
Specifically, the method further comprises the following steps: the distance sensor is arranged in the accommodating space and used for detecting the displacement of the air purification piece, the distance sensor is electrically connected to the controller, and the controller is used for controlling the pushing device to work according to the control instruction and the displacement of the air purification piece.
Specifically, the method further comprises the following steps: and the safety chip is electrically connected with the controller and is used for receiving the control instruction, reading the identifier carried by the control instruction and decrypting the control instruction, and when the identifier is a preset identifier and the control instruction is successfully decrypted, the safety chip sends the decrypted control instruction to the controller.
The embodiment of the utility model provides an air purification equipment, air purification equipment encloses into a accommodation space, all set up air purification spare and thrust unit in accommodation space, air purification spare is used for air-purifying, and thrust unit can withdraw from air purification spare from the opening, make air purification spare can leak outward, when thrust unit is in first operating condition, thrust unit can release air purification spare from accommodation space, make air purification spare expose in the air, when thrust unit is in second operating condition, thrust unit can drive air purification spare and remove towards the direction of accommodation space inner chamber, and then can make air purification spare return in the accommodation space. Through setting up thrust unit, can make air purification piece expose in the air automatically, need not with the help of external force, need not the manual air purification piece of pulling out or push back of user, improved user's use experience.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an air purification apparatus provided in an embodiment of the present invention;
fig. 2 is another schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention;
fig. 5 is another schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention;
fig. 8 is another schematic structural diagram of an air purifying apparatus according to an embodiment of the present invention.
The reference numbers illustrate:
1-shell, 11-opening, 12-containing space, 2-air purification piece, 21-limiting space, 211-first limiting space, 212-second limiting space, 22-limiting plate, 3-pushing device, 31-fixing part, 311-fixing seat, 3111-first mounting surface, 3112-first containing space, 3113-clamping protrusion, 312-fixing cover, 313-fixing pipe, 314-mounting channel, 32-moving part, 321-driving piece, 3211-first function part, 3212-second function part, 322-threaded rod and 4-distance sensor.
Detailed Description
To further illustrate the technical means and effects of the present invention for achieving the objects of the present invention, the following detailed description of the embodiments, structures, features and effects of the air purification device according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
The embodiment of the utility model provides an air purification equipment, as shown in fig. 1 to 8, this air purification equipment includes: the shell body 1, the shell body 1 encloses into the accommodating space 12, one end of the shell body 1 forms the opening 11 communicating with accommodating space 12; the air purifying piece 2 is arranged at one end of the accommodating space 12 close to the opening 11, and the air purifying piece 2 is movably connected with the shell 1; the pushing device 3 is arranged in the accommodating space 12 and connected with the air purifying piece 2, the pushing device 3 comprises a first working state and a second working state, and when the pushing device 3 is in the first working state, the pushing device 3 pushes the air purifying piece 2 to extend out of the opening 11; when the pushing device 3 is in the second working state, the pushing device 3 drives the air purifying member 2 to retract from the opening 11 into the accommodating space 12.
Wherein, as shown in fig. 1 and fig. 2, the appearance of casing 1 can be the cuboid, also can be the cylinder, and the one end of casing 1 forms opening 11, and opening 11 and accommodation space 12 UNICOM, air purification spare 2 set up in accommodation space 12 and are close to one side of opening 11, can make things convenient for thrust unit 3 to release air purification spare 2 from opening 11. When the pushing device 3 is in the first working state, the pushing device 3 pushes the air purifying member 2 to move along the first direction, wherein the first direction is directed to the opening 11 from the center of the accommodating space 12. As shown in fig. 1, the direction of arrow a is a first direction, and when the pushing device 3 is in the second working state, the pushing device 3 drives the air purifying member 2 to move along a second direction, as shown in fig. 1, the direction indicated by arrow B is the second direction, wherein the second direction is the opposite direction of the first direction, so that the air purifying member 2 retracts into the accommodating space 12 from the outside. The motion of air purification piece 2 is driven by thrust unit 3 completely, need not user's manual promotion air purification piece 2 motion, consequently can improve user's use experience.
The purpose of the utility model and the technical problem thereof can be further realized by adopting the following technical measures.
Specifically, as shown in fig. 3, 4 and 5, the pushing device 3 includes a fixed portion 31 and a moving portion 32, the moving portion 32 includes a driving member 321 and a threaded rod 322 connected to each other, the driving member 321 is fixedly connected to an end of the air purifying member 2 away from the opening 11, the driving member 321 is used for driving the threaded rod 322 to rotate, the fixed portion 31 is disposed on a side of the driving member 321 away from the opening 11, the fixed portion 31 is formed with a threaded channel adapted to the threaded rod 322, the threaded rod 322 is rotatably mounted in the threaded channel, when the pushing device 3 is in the first working state, the threaded rod 322 rotates along the preset direction, and when the pushing device 3 is in the second working state, the threaded rod 322 rotates along the opposite direction of the preset direction. The pushing member may be a motor, and the threaded rod 322 is a rotating shaft of the motor, and a thread is disposed on an outer surface of the rotating shaft to serve as the threaded rod 322. The thread of the outer surface of the threaded rod 322 is a first thread, a second thread is formed in the threaded channel, and the first thread and the second thread are adapted so that the threaded rod 322 can be installed in the threaded channel by rotation. Fixed part 31 and casing 1 fixed connection, fixed part 31 is unable to remove, because install through screw-thread fit between threaded rod 322 and the screw channel, when driving piece 321 promoted threaded rod 322 and rotated, threaded rod 322 still can remove along the length direction of threaded rod 322, namely through the screw-thread fit between threaded rod 322 and the screw channel, threaded rod 322 can convert rotary motion into linear motion, and drive driving piece 321 along the length direction motion of threaded rod 322, when threaded rod 322 rotates along predetermineeing the direction, drive arrangement was in first operating condition this moment, drive driving piece 321 towards first direction motion, because driving piece 321 and air purification piece 2 fixed connection, driving piece 321 can promote air purification piece 2 along first direction motion, and then release air purification piece 2 by accommodation space 12. When the driving device is in the second working state, the driving member 321 drives the threaded rod 322 to rotate along the opposite direction of the preset direction, and at the same time, the threaded rod 322 moves towards the second direction, so as to drive the driving member 321 to move towards the second direction, and the driving member 321 drives the air purifying member 2 to move towards the second direction until the air purifying member 2 returns to the accommodating space 12. The pushing member 321 is used for power connection.
Specifically, as shown in fig. 5, the fixing portion 31 includes a fixing seat 311, a fixing cover 312 and a fixing tube 313, the fixing seat 311 is disposed on the inner surface of the housing 1, the fixing cover 312 is detachably connected to the fixing seat 311, a surface of the fixing seat 311 facing away from the housing 1 is a first mounting surface 3111, the fixing cover 312 includes a second mounting surface, a first accommodating space 3112 is formed on the first mounting surface 3111, a second accommodating space is formed on the second mounting surface 3111, the second mounting surface is used for being attached to the first mounting surface 3111, the first accommodating space 3112 and the second accommodating space form an installation channel 314, the fixing tube 313 is fixedly mounted in the installation channel 314, and the fixing tube 313 is formed with a threaded channel along the length direction thereof.
Wherein, fixing base 311 can be with casing 1 integrated into one piece, the one side that fixing base 311 deviates from casing 1 is first installation face 3111, when fixed lid 312 is installed on fixing base 311, first installation face 3111 is laminated with the second installation face mutually, be formed with first accommodation space 3112 on first installation face 3111 simultaneously, be formed with the second accommodation space on the second installation face, when the two laminating, first accommodation space 3112 forms a complete installation passageway 314 with the concatenation of second accommodation space, the cross section of installation passageway 314 can be the rectangle, also can be circular. The fixing tube 313 is installed in the installation passage 314, and the outer surface of the fixing tube 313 may be a rectangular body or a cylindrical body, which is not particularly limited herein. As shown in fig. 3 and 8, when the outer surface of the fixing tube 313 is cylindrical, the installation passage 314 is circular, and the inner surface of the installation passage 314 is connected to the outer surface of the fixing tube 313 by a screw, thereby fixing the fixing tube 313. When the outer surface of the fixing tube 313 is a cuboid, a threaded through hole can be formed on the fixing cover 312, a mounting hole is formed on the corresponding fixing tube 313, a threaded blind hole is formed on the fixing seat 311, and the bolt sequentially passes through the threaded through hole, the mounting hole and the threaded blind hole and is finally fixed on the fixing cover 312. Of course, the same applies to the case where the outer surface of the fixing tube 313 is rounded. The fixing base 311 and the fixing cover 312 are detachably connected, and the fixing base and the fixing cover can be connected through bolts.
Specifically, as shown in fig. 7 and 8, a clamping protrusion 3113 is formed in a region where the first receiving space 3112 is not formed on the first mounting surface 3111, a clamping space is formed in a region where the second receiving space is not formed on the second mounting surface, and the clamping protrusion 3113 is clamped in the clamping space. Wherein, the position of joint arch 3113 and spacing space 21 can be exchanged, and the joint space can be for the joint groove, also can be for the joint breach. Through setting up joint arch 3113 and joint space, can be when the fixed lid 312 of installation, it is spacing in advance to install the lid, prevent that fixed lid 312 from sliding along first installation face 3111, difficult installation.
Specifically, as shown in fig. 6, a limiting space 21 is formed at one end of the air purifying member 2 away from the opening 11, and the driving member 321 is fixedly installed in the limiting space 21. The shape of spacing space 21 and the shape phase-match of driving piece 321, driving piece 321 can be with spacing space 21 interference fit, and then can be fixed in this spacing space 21 with driving piece 321. Specifically, air purification equipment is the cuboid, air purification piece 2 includes relative first face and second face, first face and second face all are provided with the lateral wall of opening 11 with casing 1 perpendicular, and first face and second face parallel with the biggest side in area of air purification equipment, wherein, spacing space 21 includes relative first end and second end, first end UNICOM to first face, second end UNICOM to second face, as shown in fig. 5, driving piece 321 includes first functional part 3211 and second functional part 3212, first functional part 3211 and second functional part 3212 set up along the second direction in proper order, and be formed with joint platform 3213 between first functional part 3211 and second functional part 3212. And spacing space 21 includes first spacing space 211 and second spacing space 212, and first spacing space 211 is used for holding first function portion 3211, and second spacing space 212 is used for holding second function portion 3212, and first spacing space 211 is formed with the interface 213 with joint platform 3213 looks joint with the UNICOM mouth department of second spacing space 212. The first and second functional portions 3211 and 3212 are rectangular solids, and the cross-sectional area of the second functional portion 3212 is greater than that of the first functional portion 3211. One end of the second limiting space 212 deviating from the first limiting space 211 is provided with a limiting opening, the threaded rod 322 extends out of the limiting opening, the air purifying piece 2 is opened at the limiting opening to set the limiting plate 22, the limiting plate 22 can be attached to the end surface of the second functional part 3212 deviating from the first functional part 3211, and the limiting part can prevent the driving piece 321 from sliding out of the limiting space 21. Wherein, casing 1 includes casing and upper cover down, upper cover and casing swing joint down, and the casing encloses into accommodation space down, and fixing base 311 sets up on the casing down, with air purification spare 2, thrust unit 3 isotructure installation back, installs in casing down through the upper cover again, encloses into inclosed accommodation space 12 jointly with the casing down.
Specifically, the inner surface of the shell 1 is provided with a sliding groove, a ball is arranged in the sliding groove, the ball partially leaks out of the sliding groove, and the part of the ball leaking out of the sliding groove is in rolling connection with the outer surface of the air purifying part 2. The sliding groove is preferably disposed on a sidewall of the housing 1, the sidewall provided with the sliding groove is a sliding sidewall, the sliding sidewall is perpendicular to the sidewall of the housing 1 provided with the opening 11, and a length direction of the sliding groove is parallel to the first direction. Specifically, the cross section of the sliding groove can be arc-shaped, the arc angle is larger than 180 degrees, the ball is limited in the sliding groove, the ball leakage part is in rolling connection with the air purification piece 2, the ball leakage part and the air purification piece are in rolling connection, the rolling friction force is far smaller than the sliding friction force, and therefore the air purification piece 2 can be conveniently moved. In addition, in order to limit the moving direction of the air purifying member 2 and prevent the air purifying member 2 from shaking left and right during the moving process, a sliding rail may be disposed on the inner surface of the housing 1, and a sliding portion may be disposed on the outer surface of the air purifying member 2, wherein the sliding portion may be a sliding wheel, or a plate-shaped protrusion adapted to the shape of the sliding rail, and both the sliding rail and the sliding portion are disposed along the first direction.
Specifically, the method further comprises the following steps: and the controller is electrically connected with the pushing device 3 and is used for receiving the control command and driving the pushing device 3 to work according to the control command. The controller may also be disposed in the accommodating space 12. Specifically, the controller includes a signal receiving unit for receiving a control command, where the control command is an electrical signal, and the control command includes a first driving signal and a second driving signal, where the first driving signal is used to control the pushing device 3 to operate in the first operating state, and the second driving signal is used to control the pushing device 3 to operate in the second operating state.
Specifically, the method further comprises the following steps: distance sensor 4, distance sensor 4 set up in accommodation space 12, and distance sensor 4 is used for detecting the displacement of air purification piece 2, and distance sensor 4 electricity is connected in the controller, and the controller is used for controlling thrust unit 3 work according to control command and air purification piece 2's displacement. Wherein, distance sensor 4 includes a set of infrared emission diode and a phototriode, and in this structure, can operate the light that infrared emission diode sent and shine on the back wall of air purification piece 2, wherein the back wall is that air purification piece 2 is relative with opening 11, and keeps away from the lateral wall of opening 11, and light is after the back wall reflection, and the collection of light energy can be accomplished to the phototriode to make the response, convert optical signal into the signal of telecommunication. The distance sensor 4 further comprises an amplifying circuit and an analog-to-digital conversion circuit, the phototriode is electrically connected to the amplifying circuit, the amplifying circuit is electrically connected to a front-end input pin of the analog-to-digital conversion circuit, and accurate distance control is achieved through a filtered wave algorithm. The distance control specifically may be that, when the controller receives a first driving signal, the pushing device 3 enters a first working state, the pushing device 3 pushes the air purifying piece 2 to move, and when the distance sensor 4 detects that the air purifying piece 2 is located at a first position, it is determined that the air purifying piece 2 has been exposed, the air purifying function can be realized, and at this time, the controller controls the pushing device 3 to stop working, so as to fix the air purifying piece 2 at the first position. After the controller receives the second driving signal, the controller controls the pushing device 3 to enter a second working state, the air purifying piece 2 gradually returns to the accommodating space 12, when the air purifying piece 2 moves to a second position, the distance sensor 4 detects the position of the air purifying piece 2 and sends the position to the controller, and the controller controls the pushing device 3 to stop working. In addition, when the air purifying part 2 is located at the first position, the controller receives the first driving signal again, and the controller does not control the pushing device 3 to work. Similarly, when the air purifying member 2 is at the second position, if the controller receives the second driving signal, the controller will not drive the pushing device 3 to enter the second working state. In the prior art, the technology of controlling the motor to advance or retreat by a program is mature, and is not specifically described here.
Specifically, the method further comprises the following steps: the safety chip is electrically connected with the controller and used for receiving the control command, reading the identification carried by the control command and decrypting the control command, and when the identification is the preset identification and the decryption of the control command is successful, the safety chip sends the decrypted control command to the controller. Specifically, the security chip has the SM2 encryption algorithm function, and the control command can be sent by the client, also can be sent by external equipment, wherein the client and the external equipment are collectively called as the host computer, the host computer encrypts the control command, and send the identification of the host computer and the encrypted control command to the security chip together, after the security chip receives the control command, firstly identify the identification, one or more preset identifications are prestored in the security chip, compare the received host computer identification with the preset identifications, when the preset identifications are the same as the host computer identification, the security chip decrypts the control command, and send the decrypted control command to the controller, and the controller drives the pushing device 3 to work according to the control command. Through setting up safety chip, realized air purification equipment and operated under the condition of confirming safety, avoided the danger of outsider invasion.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. An air purification apparatus, comprising:
the shell surrounds an accommodating space, and an opening communicated with the accommodating space is formed at one end of the shell;
the air purifying piece is arranged at one end, close to the opening, of the accommodating space and is movably connected with the shell;
the pushing device is arranged in the accommodating space and connected with the air purifying piece, the pushing device comprises a first working state and a second working state, and when the pushing device is in the first working state, the pushing device pushes the air purifying piece to extend out of the opening; when the pushing device is in a second working state, the pushing device drives the air purifying piece to retreat into the accommodating space from the opening.
2. The air cleaning apparatus according to claim 1,
thrust unit includes fixed part and removal portion, removal portion includes interconnect's driving piece and threaded rod, driving piece fixed connection in air purification spare deviates from open-ended one end, the driving piece is used for the drive the threaded rod rotates, the fixed part set up in the driving piece deviates from open-ended one side, the fixed part be formed with the screw channel of threaded rod looks adaptation, the threaded rod rotary mounting in the screw channel, work as when thrust unit is in first operating condition, the driving piece drive the threaded rod rotates along predetermineeing the direction, works as when thrust unit is in the second operating condition, the driving piece drive the threaded rod is along predetermineeing the opposite direction rotation of direction.
3. The air cleaning apparatus according to claim 2,
the fixed part includes fixing base, fixed lid and fixed pipe, the fixing base set up in the casing internal surface, fixed lid with the connection can be dismantled to the fixing base, the fixing base deviates from the one side of casing is first installation face, fixed lid includes second installation face, be formed with first accommodation space on the first installation face, be formed with second accommodation space on the second installation face, second installation face be used for with first installation face laminates mutually, first accommodation space with second accommodation space forms the installation passageway, fixed pipe fixed mounting in the installation passageway, the fixed pipe is formed with along its length direction the screw thread passageway.
4. The air cleaning apparatus according to claim 3,
the area that first installation face was not formed with first accommodation space is formed with the joint arch, the area that second installation face was not formed with second accommodation space is formed with the joint space, the protruding joint of joint in the joint space.
5. The air cleaning apparatus according to claim 3,
the air purification piece deviates from open-ended one end is formed with spacing space, just driving piece fixed mounting in spacing space.
6. The air cleaning apparatus according to claim 1,
the air purifier is characterized in that a sliding groove is formed in the inner surface of the shell, a ball is arranged in the sliding groove, the ball partially leaks out of the sliding groove, and the part of the ball leaking out of the sliding groove is in rolling connection with the outer surface of the air purifying piece.
7. The air cleaning apparatus according to claim 1,
further comprising: the controller is electrically connected with the pushing device and used for receiving a control command and driving the pushing device to work according to the control command.
8. The air cleaning apparatus according to claim 7,
further comprising: the distance sensor is arranged in the accommodating space and used for detecting the displacement of the air purification piece, the distance sensor is electrically connected to the controller, and the controller is used for controlling the pushing device to work according to the control instruction and the displacement of the air purification piece.
9. The air cleaning apparatus according to claim 7,
further comprising: and the safety chip is electrically connected with the controller and is used for receiving the control instruction, reading the identifier carried by the control instruction and decrypting the control instruction, and when the identifier is a preset identifier and the control instruction is successfully decrypted, the safety chip sends the decrypted control instruction to the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922425796.6U CN211476172U (en) | 2019-12-26 | 2019-12-26 | Air purification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922425796.6U CN211476172U (en) | 2019-12-26 | 2019-12-26 | Air purification equipment |
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| Publication Number | Publication Date |
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| CN211476172U true CN211476172U (en) | 2020-09-11 |
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| CN201922425796.6U Active CN211476172U (en) | 2019-12-26 | 2019-12-26 | Air purification equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728708A (en) * | 2020-12-29 | 2021-04-30 | 北京深思数盾科技股份有限公司 | Air purification equipment |
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2019
- 2019-12-26 CN CN201922425796.6U patent/CN211476172U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728708A (en) * | 2020-12-29 | 2021-04-30 | 北京深思数盾科技股份有限公司 | Air purification equipment |
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Address after: 100193 5th floor 510, No. 5 Building, East Yard, No. 10 Wangdong Road, Northwest Haidian District, Beijing Patentee after: Beijing Shendun Technology Co.,Ltd. Address before: 100193 5th floor 510, No. 5 Building, East Yard, No. 10 Wangdong Road, Northwest Haidian District, Beijing Patentee before: BEIJING SENSESHIELD TECHNOLOGY Co.,Ltd. |