CN209905450U

CN209905450U - Fixing device for monitoring thermometer in dry type liquid nitrogen tank cold chain transportation

Info

Publication number: CN209905450U
Application number: CN201822226769.1U
Authority: CN
Inventors: 徐玉飞
Original assignee: Shanghai Sheng Sheng Logistics Co Ltd
Current assignee: Shanghai Sheng Sheng Logistics Co Ltd
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2020-01-07
Anticipated expiration: 2028-12-28

Abstract

The utility model discloses a fixing device that is arranged in dry-type liquid nitrogen container cold chain transportation to monitor thermometer, including dry-type liquid nitrogen container body, dry-type liquid nitrogen container body is including control jar and fixed mounting at the neck pipe of control jar opening part, the cover is equipped with the lid stopper on the neck pipe, the perforation has been seted up to top one side of lid stopper, fixed mounting has the connecting plate on one side inner wall of neck pipe, and one side fixed mounting of connecting plate has the sleeve pipe, and the cover is equipped with the probe in the sleeve pipe activity, and the top of probe is connected with the spy line, and the spy line runs through the perforation and extends to the top of lid stopper, the mounting groove has been seted up to one side that the. The utility model relates to a rationally, convenient operation is convenient for fix the probe, avoids dry-type liquid nitrogen container probe in the transportation to rock, and then improves the accuracy of probe control, has satisfied personnel's user demand.

Description

Fixing device for monitoring thermometer in dry type liquid nitrogen tank cold chain transportation

Technical Field

The utility model relates to a fixed equipment technical field especially relates to a fixing device that is arranged in dry-type liquid nitrogen container cold chain transportation to monitor thermometer.

Background

With the rapid increase of demand for medical cold-chain logistics ultralow-temperature transportation in recent years, a temperature control solution taking a liquid nitrogen tank as a main body is endless, and a common monitoring thermometer cannot normally operate in an ultralow-temperature environment, so that a metal probe needs to be connected to extend into the tank to monitor the temperature; current dry-type liquid nitrogen container is not convenient for fix the probe in the transportation for dry-type liquid nitrogen container probe production in the transportation rocks, and then influences the temperature monitoring, reduces the quality of probe control, can not satisfy personnel's user demand, therefore we have proposed a fixing device who is arranged in dry-type liquid nitrogen container cold chain transportation control thermometer is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fixing device for a monitoring thermometer in dry type liquid nitrogen tank cold chain transportation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fixing device for a monitoring thermometer in dry liquid nitrogen tank cold chain transportation comprises a dry liquid nitrogen tank body, wherein the dry liquid nitrogen tank body comprises a monitoring tank and a neck pipe fixedly installed at the opening of the monitoring tank, a cover plug is sleeved on the neck pipe, a through hole is formed in one side of the top of the cover plug, a connecting plate is fixedly installed on the inner wall of one side of the neck pipe, a sleeve is fixedly installed on one side of the connecting plate, a probe is movably sleeved in the sleeve, the top of the probe is connected with a probe line, the probe line penetrates through the through hole and extends to the upper part of the cover plug, a mounting groove is formed in one side, close to the probe, of the connecting plate, a positioning rod is sleeved in the mounting groove in a sliding manner, a trapezoidal rubber block is fixedly installed at one end, close to the probe, one side, close to the probe, of the trapezoidal rubber block extends, the cavity has been seted up on the locating lever, and the one end of horizontal pole extends to in the cavity and fixed mounting has the push pedal, and a plurality of springs of fixedly connected with between one side of horizontal pole and the one side inner wall of cavity are kept away from to the push pedal, fixed mounting has the connecting rod on the top inner wall of mounting groove, and one side of connecting rod is rotated and is installed the fixed pulley, and one side fixed mounting that the probe was kept away from to the locating lever has the connecting wire, and the one end that the locating lever was kept away from to the connecting wire is walked around the bottom of fixed pulley and is extended to the top and.

Preferably, the inner wall of the bottom of the cover plug is provided with a first through hole, and the side wall of the first through hole is not in contact with the outer side of the connecting wire.

Preferably, a second through hole is formed in the inner wall of one side, close to the cross rod, of the sleeve, and the side wall of the second through hole is in movable contact with the outer side of the trapezoidal rubber block.

Preferably, the limiting grooves are formed in the inner walls of the top and the bottom of the mounting groove, limiting blocks are fixedly mounted at the top and the bottom of the positioning rod, and the limiting blocks are connected with the corresponding limiting grooves in a sliding mode.

Preferably, a first square hole is formed in the inner wall of one side, away from the probe, of the cavity, and balls are nested on the inner walls of the four sides of the first square hole and are in rolling contact with the cross rod.

Preferably, one side of the connecting rod is fixedly provided with a pin shaft, one side of the fixed pulley is provided with a first round hole, a bearing is fixedly sleeved in the first round hole, and an inner ring of the bearing is fixedly sleeved on the outer side of the pin shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

when the probe is required to be inserted into the monitoring tank for temperature monitoring through the matching of the monitoring tank, the cover plug, the probing wire, the pull head, the neck tube, the connecting plate, the sleeve, the probe, the mounting groove, the positioning rod, the trapezoidal rubber block, the cross rod, the cavity, the push plate, the spring and the fixed pulley with the connecting wire, when the pull head is pulled, the pull head drives the positioning rod to move towards the position far away from the sleeve through the connecting wire, the positioning rod compresses the spring through the cavity, the positioning rod drives the trapezoidal rubber block to move out of the sleeve, then the probe is inserted into the through hole, the probe is lowered through the probe line, so that the probe continues to move downwards when the probe is inserted into the sleeve, when the probe moves to the position that needs the control, stop to remove the probe, loosen the pull head immediately, the spring that is in compression state this moment resets, and the elasticity of spring passes through the locating lever and drives trapezoidal rubber piece and extrude fixedly to the probe, avoids dry-type liquid nitrogen container probe in the transportation to rock.

The utility model relates to a rationally, convenient operation is convenient for fix the probe, avoids dry-type liquid nitrogen container probe in the transportation to rock, and then improves the accuracy of probe control, has satisfied personnel's user demand.

Drawings

FIG. 1 is a schematic structural view of a fixing device for a monitoring thermometer in cold chain transportation of a dry liquid nitrogen tank, which is provided by the utility model;

FIG. 2 is a schematic cross-sectional view of a fixing device for a monitoring thermometer in cold chain transportation of a dry liquid nitrogen tank according to the present invention;

FIG. 3 is a schematic cross-sectional view of portion A of FIG. 2;

fig. 4 is a schematic cross-sectional structure view of a portion B in fig. 3.

In the figure: 1 monitoring tank, 2 cover plugs, 3 probe wires, 4 pull heads, 5 neck pipes, 6 connecting plates, 7 sleeves, 8 probes, 9 mounting grooves, 10 positioning rods, 11 trapezoidal rubber blocks, 12 cross rods, 13 cavities, 14 push plates, 15 springs, 16 fixed pulleys and 17 connecting wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a fixing device for a monitoring thermometer in dry liquid nitrogen container cold chain transportation comprises a dry liquid nitrogen container body, the dry liquid nitrogen container body comprises a monitoring container 1 and a neck tube 5 fixedly installed at an opening of the monitoring container 1, a cover plug 2 is sleeved on the neck tube 5, a through hole is formed in one side of the top of the cover plug 2, a connecting plate 6 is fixedly installed on the inner wall of one side of the neck tube 5, a sleeve 7 is fixedly installed on one side of the connecting plate 6, a probe 8 is movably sleeved in the sleeve 7, the top of the probe 8 is connected with a probe 3, the probe 3 penetrates through the through hole and extends to the upper side of the cover plug 2, a mounting groove 9 is formed in one side of the connecting plate 6, a positioning rod 10 is slidably sleeved in the mounting groove 9, a trapezoidal rubber block 11 is fixedly installed at one end of the positioning rod 10 close to the probe 8, one side of the trapezoidal rubber block 11 close, a cross rod 12 is fixedly arranged on the inner wall of one side of the mounting groove 9 far away from the probe 8, a cavity 13 is formed in the positioning rod 10, one end of the cross rod 12 extends into the cavity 13 and is fixedly provided with a push plate 14, a plurality of springs 15 are fixedly connected between one side of the push plate 14 far away from the cross rod 12 and the inner wall of one side of the cavity 13, a connecting rod is fixedly arranged on the inner wall of the top of the mounting groove 9, a fixed pulley 16 is rotatably arranged on one side of the connecting rod, a connecting wire 17 is fixedly arranged on one side of the positioning rod 10 far away from the probe 8, one end of the connecting wire 17 far away from the positioning rod 10 bypasses the bottom of the fixed pulley 16 and extends to the top of the cover plug 2 and is fixedly provided with a pull head 4, the bottom of the pull head 4 is movably contacted with the top of the cover plug 2, and the probe is movably connected with the, The cross bar 12, the cavity 13, the push plate 14, the spring 15, the fixed pulley 16 is matched with the connecting line 17, when the probe 8 needs to be inserted into the monitoring tank 1 for temperature monitoring, the pull head 4 is pulled, the pull head 4 drives the positioning rod 10 to the position far away from the sleeve 7 through the connecting line 17, the positioning rod 10 compresses the spring 15 through the cavity 13, the positioning rod 10 drives the trapezoidal rubber block 11 to move out of the sleeve 7, then the probe 8 is inserted into the through hole, the probe 8 is placed through the probing line 3, when the probe 8 is inserted into the sleeve 7, the probe 8 continues to move downwards, when the probe 8 moves to the position needing to be monitored, the probe 8 stops moving, the pull head 4 is loosened, the spring 15 in the compression state resets at the moment, the elastic force of the spring 15 drives the trapezoidal rubber block 11 to extrude and fix the probe 8 through the positioning rod 10, and the probe 8 is prevented, the utility model relates to a rationally, convenient operation is convenient for fix probe 8, avoids dry-type liquid nitrogen container 8 to rock in the transportation, and then improves the accuracy of probe 8 control, has satisfied personnel's user demand.

The utility model discloses in, seted up first through-hole on the bottom inner wall of lid stopper 2, the lateral wall of first through-hole and the outside contactless of connecting wire 17, the second through-hole has been seted up on the sleeve pipe 7 is close to one side inner wall of horizontal pole 12, the lateral wall of second through-hole and the outside movable contact of trapezoidal rubber piece 11, the spacing groove has all been seted up on the top inner wall of mounting groove 9 and the bottom inner wall, the equal fixed mounting in top and the bottom of locating lever 10 has the stopper, stopper and corresponding spacing groove sliding connection, the probe 8 has been kept away from to cavity 13 on one side inner wall seted up first square hole, all nested the ball on four side inner walls in first square hole, ball and horizontal pole 12 rolling contact, one side fixed mounting of connecting rod has the round pin axle, one side of fixed pulley 16 is equipped with first round hole, fixed cover is equipped with the bearing in the first round hole, the inner circle of bearing, The cover plug 2, the probe wire 3, the pull head 4, the neck tube 5, the connecting plate 6, the sleeve 7, the probe 8, the mounting groove 9, the positioning rod 10, the trapezoidal rubber block 11, the cross rod 12, the cavity 13, the push plate 14, the spring 15, the fixed pulley 16 and the connecting line 17 are matched, when the probe 8 needs to be inserted into the monitoring tank 1 for temperature monitoring, the pull head 4 is pulled, the pull head 4 drives the positioning rod 10 to be away from the position of the sleeve 7 through the connecting line 17, the positioning rod 10 compresses the spring 15 through the cavity 13, the positioning rod 10 drives the trapezoidal rubber block 11 to be moved out of the sleeve 7, then the probe 8 is inserted into the through hole, the probe 8 is placed down through the probe wire 3, when the probe 8 is inserted into the sleeve 7, the probe 8 continues to move downwards, when the probe 8 moves to the position needing to be monitored, the probe 8 stops moving, the pull head 4, spring 15's elasticity drives trapezoidal block rubber 11 through locating lever 10 and extrudees fixedly to probe 8, avoids dry-type liquid nitrogen container 8 to rock in the transportation, the utility model relates to a rationally, convenient operation is convenient for fix probe 8, avoids dry-type liquid nitrogen container 8 to rock in the transportation, and then improves the accuracy of probe 8 control, has satisfied personnel's user demand.

The working principle is as follows: when the temperature monitoring probe 8 is required to be inserted into the monitoring tank 1 for temperature monitoring, the pull head 4 is pulled, the pull head 4 drives the connecting line 17 to slide upwards at the bottom of the fixed pulley 16, the upward force of the connecting line 17 drives the positioning rod 10 to move towards a position away from the sleeve 7, the positioning rod 10 drives the balls to roll on the cross rod 12, meanwhile, the positioning rod 10 compresses the spring 15 through the cavity 13, the positioning rod 10 drives the limiting block to slide in the corresponding limiting groove, the positioning rod 10 drives the trapezoidal rubber block 11 to move out of the sleeve 7, then the probe 8 is inserted into the through hole, the probe 8 is placed through the probe line 3, when the probe 8 is inserted into the sleeve 7, the probe 8 continues to move downwards, when the probe 8 moves to the position to be monitored, the probe 8 stops moving, the pull head 4 is loosened, the spring 15 in the compressed state resets, the positioning rod 10 is driven by, the locating lever 10 drives connecting wire 17 and slides in the bottom of fixed pulley 16, and locating lever 10 drives trapezoidal rubber block 11 and removes to the direction position that is close to probe 8 simultaneously, and when the bottom of pull head 4 and the top contact of lid stopper 2, one side of trapezoidal rubber block 11 and one side in close contact with of probe 8 this moment, and then extrude fixedly to probe 8 through trapezoidal rubber block 11, avoid dry-type liquid nitrogen container probe 8 to rock in the transportation, and then improve the accuracy of probe 8 control.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A fixing device for a monitoring thermometer in dry liquid nitrogen tank cold chain transportation comprises a dry liquid nitrogen tank body, wherein the dry liquid nitrogen tank body comprises a monitoring tank (1) and a neck pipe (5) fixedly installed at the opening of the monitoring tank (1), a cover plug (2) is sleeved on the neck pipe (5), a through hole is formed in one side of the top of the cover plug (2), the fixing device is characterized in that a connecting plate (6) is fixedly installed on the inner wall of one side of the neck pipe (5), a sleeve (7) is fixedly installed on one side of the connecting plate (6), a probe (8) is movably sleeved in the sleeve (7), the top of the probe (8) is connected with a detection line (3), the detection line (3) penetrates through the through hole and extends to the upper part of the cover plug (2), a mounting groove (9) is formed in one side, close to the probe (8), a positioning rod (10) is sleeved in the connecting plate, one end of the positioning rod (10) close to the probe (8) is fixedly provided with a trapezoidal rubber block (11), one side of the trapezoidal rubber block (11) close to the probe (8) extends into the sleeve (7) and is closely contacted with one side of the probe (8) close to the connecting plate (6), one side of the mounting groove (9) far away from the probe (8) is fixedly provided with a cross rod (12), the positioning rod (10) is provided with a cavity (13), one end of the cross rod (12) extends into the cavity (13) and is fixedly provided with a push plate (14), a plurality of springs (15) are fixedly connected between one side of the push plate (14) far away from the cross rod (12) and one side of the inner wall of the cavity (13), the top inner wall of the mounting groove (9) is fixedly provided with a connecting rod, one side of the connecting rod is rotatably provided with a fixed pulley (16), one side of the positioning rod (, one end of the connecting wire (17) far away from the positioning rod (10) extends to the upper part of the cover plug (2) by winding the bottom of the fixed pulley (16) and is fixedly provided with a pull head (4), and the bottom of the pull head (4) is movably contacted with the top of the cover plug (2).

2. The fixing device for the monitoring thermometer in the cold chain transportation of the dry type liquid nitrogen tank is characterized in that a first through hole is formed in the bottom inner wall of the cover plug (2), and the side wall of the first through hole is not in contact with the outer side of the connecting line (17).

3. The fixing device for the monitoring thermometer in the cold chain transportation of the dry type liquid nitrogen tank is characterized in that a second through hole is formed in the inner wall of one side, close to the cross rod (12), of the sleeve (7), and the side wall of the second through hole is in movable contact with the outer side of the trapezoidal rubber block (11).

4. The fixing device for the monitoring thermometer in the dry type liquid nitrogen tank cold chain transportation as claimed in claim 1, wherein the inner walls of the top and the bottom of the mounting groove (9) are both provided with a limiting groove, the top and the bottom of the positioning rod (10) are both fixedly provided with a limiting block, and the limiting blocks are slidably connected with the corresponding limiting grooves.

5. The fixing device for the monitoring thermometer in the cold chain transportation of the dry type liquid nitrogen tank is characterized in that a first square hole is formed in the inner wall of one side of the cavity (13) far away from the probe (8), balls are nested on the inner walls of four sides of the first square hole, and the balls are in rolling contact with the cross rod (12).

6. The fixing device for the monitoring thermometer in the cold chain transportation of the dry type liquid nitrogen tank as claimed in claim 1, wherein a pin is fixedly installed on one side of the connecting rod, a first round hole is formed on one side of the fixed pulley (16), a bearing is fixedly sleeved in the first round hole, and an inner ring of the bearing is fixedly sleeved on the outer side of the pin.