CN216988119U

CN216988119U - Medical low temperature centrifuge thermometer calibration device

Info

Publication number: CN216988119U
Application number: CN202122255831.1U
Authority: CN
Inventors: 李毅; 徐海中; 戴宗贤; 张震
Original assignee: Chongqing Academy of Metrology and Quality Inspection
Current assignee: Chongqing Academy of Metrology and Quality Inspection
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-07-19
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a temperature metering calibration device of a medical low-temperature centrifuge, which comprises a motor, an air storage tank, an air pump, an air vent cylinder, a nozzle, a main body cylinder, a cover plate, a snap ring, a rotating outer cylinder, a rotating inner cylinder, a temperature metering device, a clamping sleeve, a rotating seat, a connecting shaft and a mounting seat, wherein a supporting seat is arranged at the center of the lower part of the main body cylinder, the motor is arranged in the supporting seat, a motor shaft of the motor extends into the main body cylinder, the rotating outer cylinder is arranged in the main body cylinder, the rotating seat is arranged between the bottom of the rotating outer cylinder and the bottom of the main body cylinder, the clamping sleeve is arranged at the center of the bottom of the rotating outer cylinder, and the clamping sleeve is correspondingly clamped with the motor shaft of the motor. The utility model overcomes the defects of the prior art, can adjust the position of the temperature meter, and can reduce the error of temperature measurement by matching with the measurement of a plurality of temperature meters on the temperature, thereby being convenient for temperature calibration.

Description

Medical low temperature centrifuge thermometer measurement calibrating device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a temperature metering and calibrating device of a medical low-temperature centrifuge.

Background

The centrifuge is a machine for separating liquid from solid particles or components in a mixture of liquid and liquid by using centrifugal force, and is mainly used for separating solid particles from liquid in suspension or separating two liquids which are different in density and are not mutually soluble in emulsion.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a temperature metering calibration device for a medical low-temperature centrifuge, which can adjust the positions of temperature meters and can reduce the error of temperature metering by matching with the measurement of the temperature meters so as to facilitate the temperature calibration.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a medical low-temperature centrifuge thermometer calibrating device comprises a motor, an air storage tank, an air pump, an air vent, a nozzle, a main body cylinder, a cover plate, a clamping ring, a rotating outer cylinder, a rotating inner cylinder, a temperature metering device, a clamping sleeve, a rotating seat, a connecting shaft and a mounting seat, wherein the center of the lower part of the main body cylinder is provided with a supporting seat, the inside of the supporting seat is provided with the motor, a motor shaft of the motor extends to the inside of the main body cylinder, the inside of the main body cylinder is provided with the rotating outer cylinder, the rotating seat is arranged between the bottom of the rotating outer cylinder and the bottom of the main body cylinder, the center of the bottom of the rotating outer cylinder is provided with the clamping sleeve, the clamping sleeve is correspondingly clamped with the motor shaft of the motor, the rotating inner cylinder is arranged inside the rotating outer cylinder, the upper part of the rotating inner cylinder is provided with the cover plate, the side wall of the rotating outer cylinder is uniformly provided with a plurality of through holes, the temperature metering devices are uniformly arranged at equal angles in the rotating outer cylinder, the temperature metering device includes: a support rod, a connecting rope, a crank, a sliding groove, a temperature meter, a sliding block, a rotating wheel, a connecting shaft and a mounting seat, the two ends of the supporting rod are fixedly arranged on the inner wall of the rotary outer cylinder through the mounting seat, the supporting rod is of an internal hollow structure, the mounting seat is a U-shaped seat, a connecting shaft is arranged in the mounting seat, the middle part of the connecting shaft is provided with a rotatable rotating wheel through a bearing, the two rotating wheels are connected through a connecting rope, the connecting rope is correspondingly positioned in the supporting rod, the supporting rod is provided with a sliding groove, the sliding groove extends upwards in a penetrating way, a sliding block which can slide is arranged in the sliding groove and is fixedly connected with the connecting rope, the sliding block is provided with a temperature meter, the mounting seat on the upper portion is provided with a crank, and the crank is correspondingly connected with the connecting shaft on the upper portion.

Further, the upper portion of rotating the urceolus is provided with the snap ring, the longitudinal section of snap ring is for falling the U-shaped, the inner circle correspondence of snap ring is arranged in apron upper portion, and supports with the corresponding support of apron, the outer lane of snap ring with rotate the corresponding spiro union of urceolus, snap ring, rotation urceolus and rotate the vacuole formation between the inner tube, it is a plurality of the temperature metering device corresponds and is located the cavity inside, can protect the temperature metering device and support.

Further, inside being provided with the draft tube of a main part section of thick bamboo, the draft tube is the loop configuration, the inboard of draft tube is the angle be provided with multiunit nozzle, main part section of thick bamboo lower part is provided with two holes of stepping down, the hole of stepping down and the corresponding connection of gas receiver, the below of a main part section of thick bamboo is provided with the gas receiver, the inside protective gas that is provided with of gas receiver, gas receiver upper portion is provided with two air pumps, the air inlet and the gas receiver of air pump correspond the connection, the corresponding intercommunication of trachea and draft tube is passed through to the gas outlet of air pump, the trachea corresponds to be located the downthehole portion of stepping down, can guarantee the inside temperature stability of a main part section of thick bamboo through inert gas.

Further, the protective gas is an inert gas, preferably including at least one gas selected from the group consisting of argon, helium, carbon dioxide, krypton, neon, nitrogen, and xenon, and the inert gas is a good protective gas and can perform protection.

Compared with the prior art, the utility model has the advantages that: the supporting rod, the connecting rope, the rotating wheel and the temperature measuring device can adjust the position of the temperature measuring device, and the error of temperature measurement can be reduced by matching the temperature measurement of a plurality of temperature measuring devices, so that the temperature calibration is facilitated.

Drawings

Fig. 1 is a schematic structural view in a use state of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a side view of the present invention.

As shown in the figure: 1. a motor; 2. a gas storage tank; 3. an air pump; 4. a breather tube; 5. a nozzle; 6. a main body barrel; 7. a cover plate; 8. A snap ring; 9. rotating the outer cylinder; 10. rotating the inner cylinder; 11. a temperature metering device; 12. a card sleeve; 13. a rotating seat; 14. a support bar; 15. connecting ropes; 16. a crank; 17. a sliding groove; 18. a temperature gauge; 19. a slider; 20. a rotating wheel; 21. A connecting shaft; 22. and (7) mounting a seat.

Detailed Description

In the description of the present invention, it is to be understood that the terms "central," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the utility model and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner and therefore are not to be construed as limiting the utility model. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model is implemented in detail, the thermometric calibration device of the medical low-temperature centrifuge comprises a motor 1, an air storage tank 2, an air pump 3, an air vent 4, a nozzle 5, a main body cylinder 6, a cover plate 7, a snap ring 8, a rotary outer cylinder 9, a rotary inner cylinder 10, a temperature metering device 11, a clamping sleeve 12, a rotary seat 13, a connecting shaft 21 and a mounting seat 22, wherein the center of the lower part of the main body cylinder 6 is provided with a supporting seat, the motor 1 is arranged in the supporting seat, the shaft of the motor 1 extends to the inside of the main body cylinder 6, the main body cylinder 6 is internally provided with the rotary outer cylinder 9, the rotary seat 13 is arranged between the bottom of the rotary outer cylinder 9 and the bottom of the main body cylinder 6, the clamping sleeve 12 is arranged at the center of the bottom of the rotary outer cylinder 9, the clamping sleeve 12 is correspondingly clamped with the shaft of the motor 1, the rotary outer cylinder 9 is internally provided with the rotary inner cylinder 10, rotate inner tube 10 upper portion and be provided with apron 7, evenly open on the lateral wall of rotation urceolus 9 and have a plurality of through-hole, the equal angularly even a plurality of temperature metering device 11 that are provided with on the inside of rotation urceolus 9, temperature metering device 11 includes: the temperature measuring device comprises a support rod 14, a connecting rope 15, a crank 16, a sliding groove 17, a temperature measuring device 18, a sliding block 19, a rotating wheel 20, a connecting shaft 21 and a mounting seat 22, wherein two ends of the support rod 14 are fixedly arranged on the inner wall of a rotating outer cylinder 9 through the mounting seat 22, the support rod 14 is of an internal hollow structure, the mounting seat 22 is a U-shaped seat, the connecting shaft 21 is arranged inside the mounting seat 22, the rotatable rotating wheel 20 is arranged in the middle of the connecting shaft 21 through a bearing, the two rotating wheels 20 are connected through the connecting rope 15, the connecting rope 15 is correspondingly positioned inside the support rod 14, the sliding groove 17 is arranged on the support rod 14, the sliding groove 17 extends upwards in a penetrating manner, the sliding block 19 is arranged inside the sliding groove 17, the sliding block 19 is fixedly connected with the connecting rope 15, the temperature measuring device 18 is arranged on the sliding block 19, the upper mounting seat 22 is provided with the crank 16, the crank 16 is correspondingly connected with the upper connecting shaft 21, the temperature meter 18 is in signal connection with an external control system, the position of the temperature meter can be adjusted, and the temperature meter can be matched with a plurality of temperature meters to measure the temperature, so that the error of the temperature meter can be reduced, and the temperature can be conveniently calibrated. Rotate the upper portion of urceolus 9 and be provided with snap ring 8, snap ring 8's longitudinal section is the shape of falling U, 7 upper portions of apron are arranged in to snap ring 8's inner circle correspondence, and support with 7 corresponding supports of apron, snap ring 8's outer lane and the corresponding spiro union of rotation urceolus 9, snap ring 8, rotation urceolus 9 and rotate and form the cavity between the inner tube 10, it is a plurality of temperature metering device 11 corresponds and is located the cavity inside, can protect temperature metering device 11 and support. The main body cylinder 6 is internally provided with an air cylinder 4, the air cylinder 4 is of an annular structure, the inner side of the air cylinder 4 is provided with a plurality of groups of nozzles 5 at equal angles, the lower part of the main body cylinder 6 is provided with two abdicating holes which are correspondingly connected with the gas storage tank 2, an air storage tank 2 is arranged below the main body cylinder 6, protective gas is arranged in the air storage tank 2, the protective gas is an inert gas, preferably comprising at least one gas selected from the group consisting of argon, helium, carbon dioxide, krypton, neon, nitrogen and xenon, two air pumps 3 are arranged at the upper part of the air storage tank 2, the air inlets of the air pumps 3 are correspondingly connected with the air storage tank 2, the gas outlet of air pump 3 passes through the corresponding intercommunication of trachea and air cylinder 4, the trachea corresponds to be located the hole of stepping down inside, can guarantee through inert gas that the inside temperature of main part section of thick bamboo 6 is stable.

The working principle of the utility model is as follows: the connecting shaft 21 is shaken through the crank 16, so that the rotating wheel 20 can be driven, the connecting rope 15 drives the sliding block 19 to slide in the sliding groove 17, the plurality of temperature meters 18 are located at different positions, so that the temperature measurement error can be reduced, the temperature calibration is facilitated, the motor 1 drives the rotating outer cylinder 9 to rotate centrifugally, and the air pump 3 inputs protective gas into the main body cylinder 6 through the ventilating cylinder 4 and the nozzle 5 to protect the inside.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a medical low temperature centrifuge thermometer measurement calibrating device which characterized in that: the air pump comprises a motor (1), an air storage box (2), an air pump (3), an air vent cylinder (4), a nozzle (5), a main body cylinder (6), a cover plate (7), a clamping ring (8), a rotating outer cylinder (9), a rotating inner cylinder (10), a temperature metering device (11), a clamping sleeve (12), a rotating seat (13), a connecting shaft (21) and a mounting seat (22), wherein a supporting seat is arranged at the center of the lower part of the main body cylinder (6), the motor (1) is arranged in the supporting seat, a motor (1) shaft of the motor (1) extends into the main body cylinder (6), the rotating outer cylinder (9) is arranged in the main body cylinder (6), the rotating seat (13) is arranged between the bottom of the rotating outer cylinder (9) and the bottom of the main body cylinder (6), the clamping sleeve (12) is arranged at the center of the bottom of the rotating outer cylinder (9), and the clamping sleeve (12) and the motor (1) shaft of the motor (1) are correspondingly clamped, rotate urceolus (9) inside and be provided with and rotate inner tube (10), it is provided with apron (7) to rotate inner tube (10) upper portion, it has a plurality of through-hole to evenly open on the lateral wall of rotation urceolus (9), the equal angle is even on the inside of rotation urceolus (9) is provided with a plurality of temperature metering device (11), temperature metering device (11) include: the multifunctional electric heating barrel comprises a supporting rod (14), a connecting rope (15), a crank (16), a sliding groove (17), a temperature measuring device (18), a sliding block (19), a rotating wheel (20), a connecting shaft (21) and a mounting seat (22), wherein two ends of the supporting rod (14) are fixedly arranged on the inner wall of a rotating outer barrel (9) through the mounting seat (22), the supporting rod (14) is of an internal hollow structure, the mounting seat (22) is a U-shaped seat, the connecting shaft (21) is arranged in the mounting seat (22), the rotatable rotating wheel (20) is arranged in the middle of the connecting shaft (21) through a bearing, the two rotating wheels (20) are connected through the connecting rope (15), the connecting rope (15) is correspondingly positioned in the supporting rod (14), the sliding groove (17) is formed in the supporting rod (14), the sliding groove (17) upwards penetrates and extends, the slidable sliding block (19) is arranged in the sliding groove (17), the sliding block (19) is fixedly connected with the connecting rope (15), a temperature meter (18) is arranged on the sliding block (19), a crank (16) is arranged on a mounting seat (22) on the upper portion, and the crank (16) is correspondingly connected with a connecting shaft (21) on the upper portion.

2. The device for calibrating the thermometry of the medical cryogenic centrifuge according to claim 1, wherein: rotate the upper portion of urceolus (9) and be provided with snap ring (8), the longitudinal section of snap ring (8) is for falling the U-shaped, apron (7) upper portion is arranged in to the inner circle correspondence of snap ring (8), and supports with apron (7) corresponding, the outer lane of snap ring (8) with rotate the corresponding spiro union of urceolus (9), snap ring (8), rotate urceolus (9) and rotate and form the cavity between inner tube (10), it is a plurality of temperature metering device (11) correspond and are located inside the cavity.

3. The device for calibrating the thermometry of the medical low-temperature centrifuge according to claim 1, wherein: the inside draft tube (4) that is provided with of main part section of thick bamboo (6), draft tube (4) are the loop configuration, the inboard of draft tube (4) is waiting to be provided with multiunit nozzle (5) at an angle, main part section of thick bamboo (6) lower part is provided with two holes of stepping down, hole and gas receiver (2) corresponding connection of stepping down, the below of main part section of thick bamboo (6) is provided with gas receiver (2), the inside protective gas that is provided with of gas receiver (2), gas receiver (2) upper portion is provided with two air pumps (3), the air inlet and the gas receiver (2) of air pump (3) correspond the connection, the gas outlet of air pump (3) passes through trachea and the corresponding intercommunication of draft tube (4), the trachea correspondence is located the downthehole portion of stepping down.

4. The device for calibrating thermometry of a medical cryogenic centrifuge according to claim 3, wherein: the protective gas is an inert gas.