CN218596398U - Animal virus detects sampler - Google Patents
Animal virus detects sampler Download PDFInfo
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- CN218596398U CN218596398U CN202222764184.1U CN202222764184U CN218596398U CN 218596398 U CN218596398 U CN 218596398U CN 202222764184 U CN202222764184 U CN 202222764184U CN 218596398 U CN218596398 U CN 218596398U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model relates to the technical field of animal breeding, in particular to an animal virus detection sampler which can collect air at different heights and in different directions in an animal living area, has low sample limitation, can more accurately reflect the quantity and concentration of viruses in the air of the animal living area, and has high practicability; the device comprises a moving vehicle, a support, a sampling box and a liquid discharge pipe, wherein the sampling box is fixedly arranged at the upper end of the moving vehicle through the support, a cavity is arranged in the sampling box, virus sampling liquid is arranged in the cavity, the liquid discharge pipe is arranged at the lower part of the sampling box, and a valve is arranged on the liquid discharge pipe; the gas collection device comprises a trolley, and is characterized by further comprising a support plate, a fixing rod, a gas collecting pipe, a rotating device, a lifting device and a gas transmission device, wherein the rotating device is installed on the trolley, the support plate is installed on the rotating device, the fixing rod is fixedly installed at the upper end of the support plate, the lifting device is installed on the support plate, the gas collecting pipe is installed on the lifting device, and the output end of the gas collecting pipe is communicated with a cavity of the sampling box through the gas transmission device.
Description
Technical Field
The utility model relates to an animal breeding's technical field especially relates to an animal virus detects sampler.
Background
In the process of breeding animals, the infectious diseases are prevented from spreading and the growth of the animals is guaranteed. The animals are periodically sampled for virus detection to detect whether the animals are infected with viruses. Animal virus detection sampling is generally divided into three types, blood sampling, saliva sampling and air sampling. Although the detection results of blood sampling and saliva sampling are accurate, the animal may be damaged in the sampling process, and workers are needed to control the animal, so that the detection cost is high, the animal is only used occasionally, and the air sampling principle enables the air in the living area of the animal to be collected for virus analysis, so that the living state of the animal is estimated, the animal does not need to be damaged, the detection cost is low, and the air sampling mode is adopted for virus detection of the animal generally at present.
Among the prior art, the meat duck who patent application number is "CN202121949315.2" breeds interior microorganism aerosol sampling device of house, it includes the under casing, under casing upper end fixedly connected with lifting box, install motor and fan in the under casing, fixedly connected with pivot on the output of motor, pivot and fan coaxial coupling \8230, \8230, it when using, the rotation that utilizes the fan makes the air of animal life region get into and gather the sample in the culture dish can.
It is found in the use, and it is though can gather the air of animal living area different height departments, but its inconvenient air of gathering animal living area different direction departments, so the sample limitation of gathering is higher, can not represent the air of whole animal living area, so need one kind can gather the animal virus of animal living area different height and the different direction department air simultaneously and detect the sampler.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can gather the regional not co-altitude of animal life and the ascending air in equidirectional not, the limitation of sample is low, quantity and the concentration of virus in the regional air of reaction animal life that can be more accurate, animal virus detection sampler that the practicality is high.
The utility model discloses an animal virus detection sampler, including locomotive, support, sampling box and fluid-discharge tube, the sampling box passes through support fixed mounting in the locomotive upper end, and the inside of sampling box is provided with the cavity, is provided with virus sampling liquid in the cavity, and the fluid-discharge tube is installed in the lower part of sampling box, is provided with the valve on the fluid-discharge tube; the device comprises a trolley, a gas collecting pipe, a rotating device, a lifting device and a gas conveying device, wherein the rotating device is arranged on the trolley; when sampling air in an animal living area, firstly moving a moving vehicle into the animal living area, then opening a rotating device, enabling the rotating device to enable a lifting device to drive a gas collecting pipe to periodically rotate in a left-right reciprocating mode through a support plate, simultaneously opening the lifting device, enabling the gas collecting pipe to vertically reciprocate through the lifting device, then opening a gas conveying device, enabling the air in the animal living area to sequentially enter virus sampling liquid in a cavity of a sampling box through the gas collecting pipe and the gas conveying device, then absorbing viruses in the air by the virus sampling liquid, discharging the residual air out of the cavity of the sampling box, waiting for a period of time, opening a valve on a liquid discharge pipe, enabling the virus sampling liquid in the cavity of the sampling box to be discharged through the sampling box and then collected, and then conveying the collected virus to a laboratory for virus detection; because at the in-process to the air sampling, the discharge can reciprocate with control reciprocating rotation, makes the discharge can gather the regional not equidistance of animal life and the ascending air in equidirectional not, the regional air of each part of collection animal life that can be even, and the limitation of sample is low, the quantity and the concentration of virus in the regional air of reaction animal life that can be more accurate, and the practicality is high.
Preferably, the rotating device comprises a support shaft, two groups of driven conical pulleys, an incomplete conical pulley, a drive shaft, a fixed plate and a drive motor, wherein the support shaft is rotatably installed on the locomotive, the upper part and the lower part of the support shaft are provided with the two groups of driven conical pulleys in a mirror image manner, the two groups of driven conical pulleys can be respectively meshed with the upper part and the lower part of the incomplete conical pulley, the incomplete conical pulley is fixedly installed at the right end of the drive shaft, the drive shaft is rotatably installed on the fixed plate, the fixed plate is fixedly installed at the upper end of the locomotive, the left end of the drive shaft is connected with the output end of the drive motor, the drive motor is fixedly installed at the upper end of the locomotive, and the support plate is fixedly installed at the upper end of the support shaft; when air is sampled, a driving motor is started, the driving motor drives a driving shaft to rotate, the driving shaft drives an incomplete cone pulley to rotate, when the incomplete cone pulley rotates to be meshed with a driven cone pulley on the upper side, the incomplete cone pulley is not meshed with the driven cone pulley on the lower side at the moment, the incomplete cone pulley enables a supporting shaft to rotate forwards through the driven cone pulley on the upper side at the moment, when the incomplete cone pulley rotates to be meshed with the driven cone pulley on the lower side, the incomplete cone pulley is not meshed with the driven cone pulley on the upper side at the moment, the incomplete cone pulley enables the supporting shaft to rotate backwards through the driven cone pulley on the lower side at the moment, the supporting shaft enables a lifting device to drive a gas collecting pipe to rotate forwards and backwards periodically through a supporting plate along with continuous rotation of the incomplete cone pulley, and the supporting shaft can collect air in different directions in animal living areas; the sampling of the air is facilitated.
Preferably, the lifting device comprises a bearing, a reciprocating screw rod, a first cone pulley, a lifting plate and a driving device, the bearing is fixedly arranged at the upper end of the support plate, the reciprocating screw rod is rotatably arranged on the bearing, the first cone pulley is fixedly arranged on the reciprocating screw rod, the driving device is arranged on the support plate, the lifting plate is vertically and slidably arranged on the fixed rod, the lifting plate is in threaded connection with the reciprocating screw rod, and the gas collecting pipe is fixedly arranged at the right end of the lifting plate; opening a driving device, wherein the driving device drives a first conical wheel to rotate, the first conical wheel drives a reciprocating screw rod to rotate, the rotating reciprocating screw rod enables a lifting plate to drive a gas collecting pipe to move up and down, and the gas collecting pipe can uniformly sample air at different heights in an animal living area in the process of moving up and down; the sampling of the air is convenient.
Preferably, the driving device comprises a second cone pulley, a supporting block, a rotating shaft and a micro motor, the second cone pulley is meshed with the first cone pulley, the second cone pulley is fixedly installed at the right end of the rotating shaft, the rotating shaft is rotatably installed on the supporting block, the supporting block is fixedly installed at the upper end of the supporting plate, the left end of the rotating shaft is connected with the output end of the micro motor, and the micro motor is fixedly installed at the upper end of the supporting plate; the micro motor is turned on, the micro motor drives the rotating shaft to rotate, and the rotating shaft enables the first conical pulley to drive the reciprocating screw to rotate through the second conical pulley; the rotation of the first cone pulley is facilitated.
Preferably, the gas conveying device comprises an exhaust pipe, an air suction pump and an air inlet hose, wherein the output end of the exhaust pipe extends into the virus sampling liquid in the cavity of the sampling box, the input end of the exhaust pipe is connected with the output end of the air inlet hose through the air suction pump, and the input end of the air inlet hose is connected with the output end of the gas collecting pipe; opening an air pump, enabling air in an animal living area to enter an exhaust pipe through an air collecting pipe, an air inlet hose and the air pump in sequence, and then enabling the air to enter virus sampling liquid in a cavity of a sampling box through the exhaust pipe; the sampling of virus sample in the air is facilitated.
Preferably, the sampling device also comprises an air outlet pipe, and the left end of the air outlet pipe is communicated with the cavity of the sampling box; through the arrangement, the air input into the cavity of the sampling box through the exhaust pipe can be exhausted through the exhaust pipe after the virus sampling liquid absorbs the virus, so that the pressure in the cavity of the sampling box is equal to the external atmospheric pressure, and the sampling of the air is facilitated.
Preferably, the air outlet pipe is provided with a one-way valve; through the arrangement, the external air is prevented from entering the cavity of the sampling box through the air outlet pipe to pollute the virus sampling liquid, and the reliability is improved.
Compared with the prior art, the beneficial effects of the utility model are that: can gather the regional not co-altitude of animal living and the ascending air in equidirectional not, the limitation of sample is low, quantity and the concentration of virus in the regional air of reaction animal living that can be more accurate, and the practicality is high.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic structural diagram of a support plate, a support shaft, a driven cone pulley and the like;
FIG. 3 is a schematic structural diagram of a reciprocating screw, a lifting plate, a first cone pulley and the like;
fig. 4 is a schematic structural view of a rotating shaft, a first cone pulley, a micro motor and the like;
in the drawings, the reference numbers: 1. a moving vehicle; 2. a support; 3. a sampling box; 4. a liquid discharge pipe; 5. a support plate; 6. fixing the rod; 7. a gas collecting pipe; 8. a support shaft; 9. a driven cone pulley; 10. an incomplete cone pulley; 11. a drive shaft; 12. a fixing plate; 13. a drive motor; 14. a bearing; 15. a reciprocating screw; 16. a first cone pulley; 17. a second cone; 18. a supporting block; 19. a rotating shaft; 20. a micro-motor; 21. a lifting plate; 22. an exhaust pipe; 23. an air pump; 24. an air intake hose; 25. an air outlet pipe; 26. a one-way valve.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
As shown in fig. 1 to 4, the utility model discloses an animal virus detects sampler includes locomotive 1, support 2, sampling box 3, fluid-discharge tube 4, extension board 5, dead lever 6, discharge tube 7, rotary device, elevating gear, blast pipe 22, aspiration pump 23, air inlet hose 24 and outlet duct 25, sampling box 3 passes through support 2 fixed mounting in locomotive 1 upper end, sampling box 3's inside is provided with the cavity, be provided with virus sampling liquid in the cavity, the lower part at sampling box 3 is installed to fluid-discharge tube 4, be provided with the valve on the discharge tube 4, rotary device installs on locomotive 1, extension board 5 installs on rotary device, dead lever 6 fixed mounting is in extension board 5 upper end, elevating gear installs on extension board 5, discharge tube 7 installs on elevating gear, the output of blast pipe 22 stretches into to sampling box 3 in the cavity in the virus sampling liquid, the input of blast pipe 22 passes through aspiration pump 23 and is connected with air inlet hose 24's output, air inlet hose 24's input is connected with discharge tube 7's output, the left end and the cavity intercommunication of outlet duct 25, be provided with check valve 26 on the outlet duct 25.
As shown in fig. 3, the lifting device includes a bearing 14, a reciprocating lead screw 15, a first cone pulley 16, a lifting plate 21, a second cone pulley 17, a support block 18, a rotating shaft 19 and a micro motor 20, the bearing 14 is fixedly mounted at the upper end of the support plate 5, the reciprocating lead screw 15 is rotatably mounted on the bearing 14, the first cone pulley 16 is fixedly mounted on the reciprocating lead screw 15, the lifting plate 21 is slidably mounted on the fixed rod 6 up and down, the lifting plate 21 is screwed with the reciprocating lead screw 15, the gas collecting pipe 7 is fixedly mounted at the right end of the lifting plate 21, the second cone pulley 17 is meshed with the first cone pulley 16, the second cone pulley 17 is fixedly mounted at the right end of the rotating shaft 19, the rotating shaft 19 is rotatably mounted on the support block 18, the support block 18 is fixedly mounted at the upper end of the support plate 5, the left end of the rotating shaft 19 is connected with the output end of the micro motor 20, and the micro motor 20 is fixedly mounted at the upper end of the support plate 5.
As shown in fig. 2, the rotating device includes a supporting shaft 8, two sets of driven bevel wheels 9, incomplete bevel wheels 10, a driving shaft 11, a fixing plate 12 and a driving motor 13, the supporting shaft 8 is rotatably installed on the moving vehicle 1, the upper and lower portions of the supporting shaft 8 are respectively installed with the upper and lower portions of the driven bevel wheels 9 in a mirror image manner, the two sets of driven bevel wheels 9 can be respectively engaged with the upper and lower portions of the incomplete bevel wheels 10, the incomplete bevel wheels 10 are fixedly installed at the right end of the driving shaft 11, the driving shaft 11 is rotatably installed on the fixing plate 12, the fixing plate 12 is fixedly installed at the upper end of the moving vehicle 1, the left end of the driving shaft 11 is connected with the output end of the driving motor 13, the driving motor 13 is fixedly installed at the upper end of the moving vehicle 1, and the supporting plate 5 is fixedly installed at the upper end of the supporting shaft 8.
The utility model discloses an animal virus detects sampler, it is at the during operation, at first remove locomotive 1 to the region of animal life in, later open rotary device, rotary device makes elevating gear drive the gas collecting pipe 7 periodic left and right sides reciprocal rotation through extension board 5, simultaneously open elevating gear, elevating gear makes gas collecting pipe 7 up-and-down reciprocating motion, then open aspiration pump 23, make the air in animal life region pass through gas collecting pipe 7 in proper order, air inlet hose 24 and aspiration pump 23 get into blast pipe 22, later the air gets into in the virus sampling liquid in the sampling box 3 cavity via blast pipe 22, later the virus in the air is absorbed by virus sampling liquid, remaining air discharges outside the cavity of sampling box 3 via blast pipe 25, wait for a period of time after, open the valve on fluid-discharge tube 4, make the virus sampling liquid in the sampling box 3 cavity collect after discharging via sampling box 3, later send to the laboratory virus detection can; because at the in-process to the air sample, gas collecting pipe 7 can reciprocate with control reciprocating rotation, makes gas collecting pipe 7 can gather the regional not co-altitude of animal life and the ascending air in equidirectional not, the regional air of each part of collection animal life that can be even, and the limitation of sample is low, the quantity and the concentration of virus in the regional air of reaction animal life that can be more accurate, and the practicality is high.
When the rotating device is used, the driving motor 13 is turned on, the driving motor 13 drives the driving shaft 11 to rotate, the driving shaft 11 drives the incomplete cone pulley 10 to rotate, when the incomplete cone pulley 10 rotates to be meshed with the driven cone pulley 9 on the upper side, the incomplete cone pulley 10 is not meshed with the driven cone pulley 9 on the lower side at the moment, the incomplete cone pulley 10 enables the supporting shaft 8 to rotate forwards through the driven cone pulley 9 on the upper side at the moment, when the incomplete cone pulley 10 rotates to be meshed with the driven cone pulley 9 on the lower side, the incomplete cone pulley 10 is not meshed with the driven cone pulley 9 on the upper side at the moment, the incomplete cone pulley 10 enables the supporting shaft 8 to rotate backwards through the driven cone pulley 9 on the lower side at the moment, the supporting shaft 8 enables the supporting shaft 8 to rotate forwards and backwards periodically through the two groups of driven cone pulleys 9 along with continuous rotation of the incomplete cone pulley 10, and the supporting shaft 8 enables the lifting device to drive the gas collecting pipe 7 to rotate forwards and backwards periodically through the supporting plate 5, so that the supporting shaft can collect air in different directions in an animal living area; the sampling of the air is facilitated.
When the lifting device is used, the micro motor 20 is turned on, the micro motor 20 drives the rotating shaft 19 to rotate, the rotating shaft 19 enables the first cone pulley 16 to drive the reciprocating screw rod 15 to rotate through the second cone pulley 17, the rotating reciprocating screw rod 15 enables the lifting plate 21 to drive the gas collecting pipe 7 to move up and down, and the gas collecting pipe 7 can uniformly sample air at different heights in an animal living area in the process of moving up and down; the sampling of the air is facilitated.
The installation mode, the connection mode or the arrangement mode of the animal virus detection sampler of the utility model are common mechanical modes, and the operation can be carried out as long as the beneficial effects can be achieved; the utility model discloses an animal virus detects discharge 7, bearing 14, reciprocal lead screw 15, rotation axis 19, micro motor 20, aspiration pump 23, air inlet hose 24 and check valve 26 of sampler are purchase on the market, this industry technical staff only need according to its subsidiary operating specification install and operate can, and need not the technical staff in the field and pay creative work.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. To those skilled in the art, the specific meanings of the above terms in the present invention are understood according to specific situations.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An animal virus detection sampler comprises a moving vehicle (1), a support (2), a sampling box (3) and a liquid discharge pipe (4), wherein the sampling box (3) is fixedly arranged at the upper end of the moving vehicle (1) through the support (2), a cavity is arranged inside the sampling box (3), virus sampling liquid is arranged in the cavity, the liquid discharge pipe (4) is arranged at the lower part of the sampling box (3), and a valve is arranged on the liquid discharge pipe (4); the device is characterized by further comprising a support plate (5), a fixing rod (6), a gas collecting pipe (7), a rotating device, a lifting device and a gas conveying device, wherein the rotating device is installed on the moving vehicle (1), the support plate (5) is installed on the rotating device, the fixing rod (6) is fixedly installed at the upper end of the support plate (5), the lifting device is installed on the support plate (5), the gas collecting pipe (7) is installed on the lifting device, and the output end of the gas collecting pipe (7) is communicated with the cavity of the sampling box (3) through the gas conveying device.
2. The animal virus detection sampler according to claim 1, wherein the rotating device comprises a supporting shaft (8), two sets of driven cones (9), an incomplete cone (10), a driving shaft (11), a fixing plate (12) and a driving motor (13), the supporting shaft (8) is rotatably mounted on the mobile vehicle (1), the two sets of driven cones (9) are respectively mounted on the upper and lower parts of the supporting shaft (8) in a mirror image manner, the two sets of driven cones (9) can be respectively meshed with the upper and lower parts of the incomplete cone (10), the incomplete cone (10) is fixedly mounted at the right end of the driving shaft (11), the driving shaft (11) is rotatably mounted on the fixing plate (12), the fixing plate (12) is fixedly mounted at the upper end of the mobile vehicle (1), the left end of the driving shaft (11) is connected with the output end of the driving motor (13), the driving motor (13) is fixedly mounted at the upper end of the mobile vehicle (1), and the supporting plate (5) is fixedly mounted at the upper end of the supporting shaft (8).
3. The animal virus detection sampler of claim 1, wherein the lifting device comprises a bearing (14), a reciprocating lead screw (15), a first cone pulley (16), a lifting plate (21) and a driving device, the bearing (14) is fixedly arranged at the upper end of the support plate (5), the reciprocating lead screw (15) is rotatably arranged on the bearing (14), the first cone pulley (16) is fixedly arranged on the reciprocating lead screw (15), the driving device is arranged on the support plate (5), the lifting plate (21) is vertically and slidably arranged on the fixing rod (6), the lifting plate (21) is in threaded connection with the reciprocating lead screw (15), and the gas collecting pipe (7) is fixedly arranged at the right end of the lifting plate (21).
4. The animal virus detection sampler according to claim 3, wherein the driving device comprises a second cone pulley (17), a supporting block (18), a rotating shaft (19) and a micro motor (20), the second cone pulley (17) is engaged with the first cone pulley (16), the second cone pulley (17) is fixedly arranged at the right end of the rotating shaft (19), the rotating shaft (19) is rotatably arranged on the supporting block (18), the supporting block (18) is fixedly arranged at the upper end of the supporting plate (5), the left end of the rotating shaft (19) is connected with the output end of the micro motor (20), and the micro motor (20) is fixedly arranged at the upper end of the supporting plate (5).
5. An animal virus detection sampler according to claim 1, wherein the gas delivery device comprises an exhaust pipe (22), a suction pump (23) and an inlet hose (24), an output end of the exhaust pipe (22) extends into the virus sampling liquid in the cavity of the sampling box (3), an input end of the exhaust pipe (22) is connected with an output end of the inlet hose (24) through the suction pump (23), and an input end of the inlet hose (24) is connected with an output end of the gas collecting pipe (7).
6. An animal virus detection sampler according to claim 1, further comprising an air outlet pipe (25), wherein the left end of the air outlet pipe (25) is communicated with the chamber of the sampling box (3).
7. An animal virus detection sampler as claimed in claim 6 characterised in that the outlet duct (25) is provided with a one-way valve (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222764184.1U CN218596398U (en) | 2022-10-20 | 2022-10-20 | Animal virus detects sampler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222764184.1U CN218596398U (en) | 2022-10-20 | 2022-10-20 | Animal virus detects sampler |
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| Publication Number | Publication Date |
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| CN218596398U true CN218596398U (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222764184.1U Active CN218596398U (en) | 2022-10-20 | 2022-10-20 | Animal virus detects sampler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116676172A (en) * | 2023-05-25 | 2023-09-01 | 无锡市疾病预防控制中心 | Air sampling device for auxiliary inspection of Legionella |
-
2022
- 2022-10-20 CN CN202222764184.1U patent/CN218596398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116676172A (en) * | 2023-05-25 | 2023-09-01 | 无锡市疾病预防控制中心 | Air sampling device for auxiliary inspection of Legionella |
| CN116676172B (en) * | 2023-05-25 | 2024-01-26 | 无锡市疾病预防控制中心 | Air sampling device for auxiliary inspection of Legionella |
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