Ceiling type air purifier

Abstract

The utility model provides a ceiling type air purifier. The ceiling type air purifier comprises a shell, a fan and a negative ion emission head, the top of the outer shell is provided with an air inlet cavity and an air inlet hole, the bottom of the outer shell is provided with an air outlet cavity and is provided with an air outlet hole and a negative ion emission hole, a cylindrical inner shell is arranged in the outer shell, and an air channel communicated with the air inlet cavity and the air outlet cavity is formed in the cylindrical inner shell; the fan is arranged between the lower part of the air duct and the air outlet cavity; the negative ion emission head is arranged in the shell and directly faces the negative ion emission hole; the fan is characterized in that a plasma sheet with a rectangular sheet structure is arranged in the air outlet cavity. According to the utility model, plasma and negative ions can be efficiently sent out at the same time, indoor space can be fully purified and disinfected, and the air purifier has the characteristics of compact structure, fashionable appearance and convenience in disassembly and assembly, and can meet more use requirements and aesthetic requirements of different consumers.

Description

Technical Field

[0001] The utility model relates to the technical field of air purification, in particular to a ceiling-mounted air purifier. Background Art

[0002] The Chinese patent "Application No. 202123266597.9" applied by the applicant earlier discloses a new type of ceiling-mounted air purifier, which includes a housing, a fan and a negative ion generator. The fan is arranged in the lower part of the housing, and the negative ion generator is arranged in the bottom of the housing. It includes a negative ion emission head, and a plasma sheet is also arranged in the upper part of the housing. Now this air purifier combines the negative ion generator and the plasma sheet to effectively improve the air quality, but the plasma sheet is installed in the upper part of the housing. First, when the plasma generated by the plasma sheet needs to be sent from the upper part of the housing to the lower part, and then sent out from the air outlet at the bottom, the delivery path of the plasma in the housing is long, which is not conducive to efficient delivery; second, once the plasma sheet is damaged, the lower part of the housing needs to be completely disassembled for maintenance. This disassembly and assembly operation is cumbersome and very inconvenient. Therefore, it is necessary to improve it. Summary of the invention

[0003] The purpose of the utility model is to provide a ceiling-mounted air purifier, which can simultaneously achieve efficient delivery of plasma and negative ions, fully purify and disinfect the indoor space, and also has the characteristics of compact structure, fashionable appearance, and easy disassembly and assembly, which can better meet the usage needs and aesthetic needs of different consumers.

[0004] The purpose of the utility model can be achieved through the following technical solutions:

[0005] A ceiling-mounted air purifier comprises a shell, a fan and a negative ion emission head; the top of the shell is provided with an air inlet cavity and an air inlet hole, the bottom is provided with an air outlet cavity and an air outlet hole and a negative ion emission hole, a cylindrical inner shell is provided in the shell, and an air duct connecting the air inlet cavity and the air outlet cavity is formed in the cylindrical inner shell; the fan is arranged below the air duct and between the air outlet cavity; the negative ion emission head is arranged in the shell and directly faces the negative ion emission hole; the characteristic is that a plasma sheet with a rectangular sheet structure is provided in the air outlet cavity.

[0006] An optimized solution, the plasma sheet includes a plasma sheet main body with a rectangular sheet structure, and a side shell wrapped around the four edges of the plasma sheet main body, the side shell is composed of two symmetrically arranged half-side shells connected together, wherein both ends of one half-side shell respectively have mounting ears and mounting ear holes, and the plasma sheet is fastened to the outer shell by the mounting ear holes.

[0007] According to the optimized solution, the air outlet holes include a plurality of air outlet holes distributed in a circular array, and the plasma sheets include a plurality of air outlet holes distributed vertically at intervals close to the air outlet holes.

[0008] An optimization scheme, wherein the negative ion emitting holes include a plurality of holes and are distributed in a circular array along the inner side of the air outlet hole, the negative ion emitting heads include a plurality of holes and are opposite to the negative ion emitting holes one by one, a release beam is provided at the end of the negative ion emitting head, the release beam passes through the negative ion emitting hole, a cleaning member is provided near the release beam, the cleaning member has a vertical axis and a plurality of cleaning heads horizontally arranged with the vertical axis as the center, the vertical axis is arranged corresponding to the center of the circular array where the negative ion emitting holes are located, a motor is also provided between the fan and the air outlet cavity in the housing, the end of the vertical axis passes into the housing and is connected to the output shaft of the motor, the output shaft of the motor can drive the cleaning member to rotate, so that the cleaning head can sweep over the release beam while rotating.

[0009] An optimized solution is that the cylindrical inner shell is arranged in the middle part of the outer shell, and the top end of the shell has a hanging seat portion that is arched upward. The middle part of the hanging seat portion has a hanging plate portion and 2 to 4 vertical support plate portions that are spaced around the hanging plate portion. The middle part of the hanging plate portion has a hanging seat hole, and the lower end of the vertical support plate portion is connected to the cylindrical inner shell. The hanging seat portion extends upward to the top of the outer shell so that the top of the outer shell has a shell seat that is arched upward. The air inlet cavity is arranged in the shell seat, and the air inlet hole is arranged on the side wall of the shell seat. The shell seat has a shell seat hole that is arranged opposite to the hanging seat hole. A hanging rope passes through the hanging seat hole and the shell seat hole in sequence, and is fixedly connected to the hanging seat portion through a wire locker.

[0010] According to an optimized solution, an upwardly extending blocking portion is provided on the outer wall of the upper portion of the shell, and the blocking portion includes a plurality of blocking portions that are evenly spaced, and a gap is provided between the blocking portion and the shell seat, so that the air inlet hole of the shell seat is partially blocked.

[0011] According to an optimized solution, a vertically arranged cylindrical filter screen is provided in the shell seat, and the cylindrical filter screen completely covers the air inlet hole.

[0012] An optimized solution is that a coaxially arranged annular plate portion is provided on the outer wall of the bottom end of the cylindrical inner shell, and a plurality of plate mounting holes are provided on the annular plate portion; an annular platform portion is provided on the inner wall of the outer shell corresponding to the annular plate portion, and a plurality of platform mounting holes are provided on the annular platform portion; the cylindrical inner shell is fastened and mounted in the outer shell through the plate mounting holes, the platform mounting holes and bolts.

[0013] According to the optimization scheme, an inner shell wiring hole is reserved on the edge of the annular plate portion of the cylindrical inner shell, and an outer shell wiring hole is provided on the annular platform portion of the outer shell corresponding to the inner shell wiring hole, and the gap between the outer shell and the cylindrical inner shell is an electrical cavity for installing electrical components.

[0014] Furthermore, the inner edge of the wiring hole of the inner shell has a vertically arranged wire plate portion, and the top surface of the wire plate portion has a plurality of slot-shaped holes.

[0015] The utility model has the following substantial features and advancements:

[0016] 1. In the utility model, the plasma sheet is arranged at the bottom of the shell, and the plasma generated by the plasma sheet has a very short delivery path in the shell, so it can be discharged quickly and efficiently with the airflow; in addition, once the plasma sheet is damaged, it can be repaired by simply disassembling the bottom of the shell. This disassembly and assembly operation is very simple and convenient, and is very convenient for repair and daily maintenance.

[0017] 2. The utility model further extends the outer shell upward by means of the upwardly arched suspension seat portion in cooperation with the shell seat, thereby forming a slender appearance structure of the air purifier as a whole in space. The overall appearance is beautiful and fashionable. On the premise of purifying the air and improving the environmental quality, it can better meet the aesthetic needs of different consumers. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the appearance of the utility model.

[0019] Figure 2 It is a sectional view of the overall structure of the utility model.

[0020] Figure 3 It is a structural schematic diagram of the cylindrical inner shell of the utility model.

[0021] Figure 4 It is a schematic diagram of the overall structure of the plasma sheet of the utility model.

[0022] Figure 5 It is a schematic diagram of the decomposed state of the plasma sheet of the utility model. DETAILED DESCRIPTION

[0023] The utility model will be further described below in conjunction with the accompanying drawings.

[0024] Example

[0025] refer to Figures 1 to 5 , a ceiling-mounted air purifier comprises a shell 1, a fan 2 and a negative ion emission head 3.

[0026] The top of the shell 1 is provided with an air inlet cavity 10 and an air inlet hole 11, the bottom is provided with an air outlet cavity 100 and an air outlet hole 12 and a negative ion emission hole, a cylindrical inner shell 4 is provided in the shell 1, and an air duct connecting the air inlet cavity 10 and the air outlet cavity 100 is formed in the cylindrical inner shell 4; the fan 2 is arranged below the air duct and between the air outlet cavity 100; the negative ion emission head 3 is arranged in the shell 1, facing the negative ion emission hole; a plasma sheet 5 with a rectangular sheet structure is provided in the air outlet cavity 100.

[0027] In the above structure, the plasma sheet 5 is arranged in the air outlet cavity 100 at the bottom of the housing 1. After the plasma sheet 5 generates plasma, it is immediately forced out through the air outlet hole 12 at the bottom through the fan 2. The plasma has a short delivery path in the housing and can be efficiently and quickly output to the environment. Second, once the plasma sheet 5 is damaged, it can be repaired or replaced by simply disassembling the bottom of the housing 1. This disassembly and assembly operation is simple and convenient. It should be pointed out that in this embodiment, the bottom of the housing 1 is arranged as a detachable housing cover 103, and the air outlet cavity 100 is arranged in the housing cover 103. In this way, the plasma sheet 5 can be quickly and efficiently repaired by opening the housing cover 103 at the bottom.

[0028] Further, in this embodiment, if Figure 4 and 5 The plasma sheet 5 includes a plasma sheet main body 51 with a rectangular sheet structure, and a side shell 52 wrapped around the four edges of the plasma sheet main body 51. The side shell 52 is composed of two symmetrically arranged half-shells 53 connected together, wherein both ends of one half-shell 53 respectively have mounting ears 54 and mounting ear holes 55, and the plasma sheet 5 is fastened to the outer shell 1 by the mounting ear holes 55.

[0029] In the above structure, mounting ears 54 and mounting ear holes 55 are provided on the side shell 52 of the plasma sheet 5 for fixing and mounting the plasma sheet 5 in the housing 1, which is convenient for quick assembly. In addition, the side shell 52 is formed by docking two half side shells 53, which is also very conducive to quick assembly.

[0030] Further, in this embodiment, the air outlet holes 12 include a plurality of air outlet holes 12 distributed in a circular array, and the plasma sheets 5 include a plurality of air outlet holes 12 distributed vertically at intervals near the air outlet holes 12. In the above structure, the air outlet holes 12 distributed in a circular array ensure air supply efficiency and air supply uniformity.

[0031] Further, in the present embodiment, the negative ion emission holes include a plurality of holes and are distributed in a circular array along the inner side of the air outlet hole 12, the negative ion emission head 3 includes a plurality of holes and is directly opposite to the negative ion emission holes, a release beam 31 is provided at the end of the negative ion emission head 3, the release beam 31 passes through the negative ion emission hole, a cleaning member 6 is provided near the release beam 31, the cleaning member 6 has a vertical axis 61 and a plurality of cleaning heads 62 horizontally arranged with the vertical axis 61 as the center, the vertical axis 61 is arranged corresponding to the center of the circular array where the negative ion emission holes are located, a motor 63 is also provided between the fan 2 and the air outlet cavity 100 in the outer casing 1, the end of the vertical axis 61 passes into the outer casing 1 and is connected to the output shaft of the motor 63, the output shaft of the motor 63 can drive the cleaning member 6 to rotate, so that the cleaning head 62 can sweep over the release beam 31 while rotating.

[0032] In the above structure, the negative ion emission holes and the negative ion emission head 3 distributed in a circular array ensure that the negative ions generated are efficient and uniform, and the release beam 31 at the end of the negative ion emission head 3 is swept by the cleaning member 6 to clean the release beam 31, thereby ensuring that the negative ions are efficiently released from the release beam 31.

[0033] Further, in this embodiment, if Figure 3 The cylindrical inner shell 4 is arranged in the middle of the outer shell 1, and its top end has a hanging seat portion 41 that is arched upward. The middle part of the hanging seat portion 41 has a hanging plate portion and 2 to 4 vertical support plate portions 42 arranged at intervals around the hanging plate portion. The middle part of the hanging plate portion has a hanging seat hole 43, and the lower end of the vertical support plate portion 42 is connected to the cylindrical inner shell 4. The hanging seat portion 41 extends upward to the top of the outer shell 1, so that the top of the outer shell 1 has a shell seat 13 that is arched upward. The air inlet cavity 10 is arranged in the shell seat 13, and the air inlet hole 11 is arranged on the side wall of the shell seat 13. The shell seat 13 has a shell seat hole arranged opposite to the hanging seat hole 43; a hanging rope 14 passes through the hanging seat hole 43 and the shell seat hole in turn, and is fixedly connected to the hanging seat portion 41 through a wire locker 141.

[0034] In the above structure, the upwardly arched suspension seat 41 is used for fixing the suspension rope 14 to the air purifier, and cooperates with the shell seat 13 to extend the shell 1 upward, so that the air purifier as a whole forms a thin and long shape structure in space, and the overall appearance is beautiful and fashionable. At the same time, the air inlet 11 is arranged on the side wall of the shell seat 13 to prevent dust from settling directly.

[0035] Further, if Figure 1 and 2 The outer wall of the upper part of the housing 1 has a stopper 18 extending upward. The stopper 18 includes a plurality of evenly spaced stoppers. There is a gap between the stopper 18 and the housing seat 13, and the stopper 18 partially blocks the air inlet 11 of the housing seat 13. When the air enters, the airflow enters the air inlet 11 through the gap between the stopper 18 and the housing seat 13. The stopper 18 prevents too many air inlet 11 from being exposed, thereby improving the overall appearance of the product. At the same time, the stopper 18 also has a certain dust-blocking effect.

[0036] Further, if Figure 2 A vertically arranged cylindrical filter screen 16 is provided in the shell seat 13 , and the cylindrical filter screen 16 completely covers the air inlet hole 11 , and the airflow entering the air duct is filtered and cleaned by the cylindrical filter screen 16 .

[0037] Furthermore, the outer wall of the bottom end of the cylindrical inner shell 4 has a coaxially arranged annular plate portion 44, and the annular plate portion 44 has a plurality of plate mounting holes 45. The inner wall of the outer shell 1 has an annular platform portion 17 corresponding to the annular plate portion 44, and the annular platform portion 17 has a plurality of platform mounting holes. The cylindrical inner shell 4 is fastened and installed in the outer shell 1 through the plate mounting holes 45, the platform mounting holes and bolts.

[0038] The edge of the annular plate portion 44 of the cylindrical inner shell 4 is provided with an inner shell wiring hole 46, and the annular platform portion 17 of the outer shell 1 is provided with an outer shell wiring hole (not shown) corresponding to the inner shell wiring hole 46, and the gap between the outer shell 1 and the cylindrical inner shell 4 is an electrical cavity 101 for installing electrical components. The inner edge of the inner shell wiring hole 46 is provided with a vertically arranged wire plate portion 47, and the top surface of the wire plate portion 47 is provided with a plurality of slot-shaped holes 48.

[0039] In the above structure, the electrical components usually include a high voltage power supply for power supply, a negative ion generator for the negative ion emission head 3, and a plasma generator for the plasma sheet 5, etc. The connecting wires between the electrical components can be routed along the inner shell routing holes 46 and the outer shell routing holes. At the same time, the connecting wires can be stuck in the slot-shaped holes 48 to achieve neat lines and avoid interlacing.

[0040] When the air purifier of this embodiment is in use, it is suspended on the indoor ceiling by the suspension rope 14. During operation, driven by the fan 2, the airflow enters the air duct from the air inlet 11 of the housing 1 and then enters the air outlet cavity 100. The plasma generated by the plasma sheet 5 of the plasma generator is blown out from the air outlet 12 along with the airflow, and the negative ions generated by the negative ion emission head 3 of the negative ion generator move downward along with the airflow blown out nearby, thereby creating a good and comfortable living, working and leisure environment for indoor users.

Claims

1. A ceiling-mounted air purifier, comprising a housing (1), a fan (2) and a negative ion emitter (3); the top of the housing (1) is provided with an air inlet cavity (10) and an air inlet hole (11), the bottom is provided with an air outlet cavity (100) and an air outlet hole (12) and a negative ion emitter hole, the housing (1) is provided with a cylindrical inner housing (4), and an air duct connecting the air inlet cavity (10) and the air outlet cavity (100) is formed in the cylindrical inner housing (4); the fan (2) is arranged below the air duct and between the air outlet cavity (100); the negative ion emitter (3) is arranged in the housing (1) and is directly opposite to the negative ion emitter hole; the characteristics are as follows: A plasma sheet (5) with a rectangular sheet structure is arranged in the air outlet cavity (100).

2. A ceiling-mounted air purifier according to claim 1, characterized in that: The plasma sheet (5) comprises a plasma sheet main body (51) with a rectangular sheet structure, and a side shell (52) wrapped around the four edges of the plasma sheet main body (51); the side shell (52) comprises two symmetrically arranged half-shells (53) butted together, wherein both ends of one half-shell (53) are respectively provided with mounting ears (54) and mounting ear holes (55); the plasma sheet (5) is fixedly mounted in the outer shell (1) via the mounting ear holes (55).

3. A ceiling-mounted air purifier according to claim 1, characterized in that: The air outlet holes (12) include a plurality of air outlet holes (12) distributed in a ring array, and the plasma sheets (5) include a plurality of air outlet holes (12) distributed vertically at intervals close to the air outlet holes (12).

4. A ceiling-mounted air purifier according to claim 3, characterized in that: The negative ion emission holes include a plurality of holes and are distributed in a circular array along the inner side of the air outlet hole (12); the negative ion emission heads (3) include a plurality of holes and are opposite to the negative ion emission holes one by one; a release beam (31) is provided at the end of the negative ion emission head (3); the release beam (31) passes through the negative ion emission hole; a cleaning member (6) is provided near the release beam (31); the cleaning member (6) has a vertical axis (61) and a plurality of cleaning heads (62) arranged horizontally with the vertical axis (61) as the center; the vertical axis (61) is arranged corresponding to the center of the circular array where the negative ion emission holes are located; a motor (63) is also provided between the fan (2) and the air outlet cavity (100) in the housing (1); the end of the vertical axis (61) passes through the housing (1) and is connected to the output shaft of the motor (63); the output shaft of the motor (63) can drive the cleaning member (6) to rotate, so that the cleaning head (62) can sweep over the release beam (31) while rotating.

5. A ceiling-mounted air purifier according to claim 1, 2, 3 or 4, characterized in that: The cylindrical inner shell (4) is arranged in the middle of the outer shell (1), and has a hanging seat (41) at the top end thereof which is arched upwards. The middle of the hanging seat (41) has a hanging plate and 2 to 4 vertical support plates (42) arranged at intervals around the hanging plate. The middle of the hanging plate has a hanging seat hole (43). The lower end of the vertical support plate (42) is connected to the cylindrical inner shell (4). The hanging seat (41) extends upwards to the outer shell (1). The top of the outer shell (1) has a shell seat (13) that is arched upward, the air inlet chamber (10) is arranged in the shell seat (13), the air inlet hole (11) is arranged on the side wall of the shell seat (13), and the shell seat (13) has a shell seat hole arranged opposite to the hanging seat hole (43); a hanging rope (14) passes through the hanging seat hole (43) and the shell seat hole in sequence, and is fixedly connected to the hanging seat part (41) through a wire locker (141).

6. A ceiling-mounted air purifier according to claim 5, characterized in that: The outer wall of the upper part of the housing (1) is provided with a blocking portion (18) extending upwards, the blocking portion (18) comprises a plurality of blocking portions (18) arranged evenly at intervals, and a gap is provided between the blocking portion (18) and the housing seat (13), so that the blocking portion (18) partially blocks the air inlet hole (11) of the housing seat (13).

7. A ceiling-mounted air purifier according to claim 5, characterized in that: A vertically arranged cylindrical filter screen (16) is provided in the housing seat (13), and the cylindrical filter screen (16) completely covers the air inlet hole (11).

8. A ceiling-mounted air purifier according to claim 5, characterized in that: The outer wall at the bottom end of the cylindrical inner shell (4) is provided with a coaxially arranged annular plate portion (44), the annular plate portion (44) having a plurality of plate portion mounting holes (45), the inner wall of the outer shell (1) is provided with an annular platform portion (17) corresponding to the annular plate portion (44), the annular platform portion (17) having a plurality of platform portion mounting holes, and the cylindrical inner shell (4) is fastened and mounted in the outer shell (1) via the plate portion mounting holes (45), the platform portion mounting holes and bolts.

9. A ceiling-mounted air purifier according to claim 8, characterized in that: An inner shell wiring hole (46) is reserved at the edge of the annular plate portion (44) of the cylindrical inner shell (4), and an outer shell wiring hole is provided on the annular platform portion (17) of the outer shell (1) corresponding to the inner shell wiring hole (46), and a gap between the outer shell (1) and the cylindrical inner shell (4) is an electrical cavity (101) for installing electrical components.

10. A ceiling-mounted air purifier according to claim 9, characterized in that: The inner edge of the inner shell wiring hole (46) has a vertically arranged wire plate portion (47), and the top surface of the wire plate portion (47) has a plurality of slot-shaped holes (48).

Images