CN212719178U

CN212719178U - Filling device for liquid nitrogen production

Info

Publication number: CN212719178U
Application number: CN202021607777.1U
Authority: CN
Inventors: 罗国武
Original assignee: Shenzhen Kaifeng Industrial Development Co ltd
Current assignee: Shenzhen Kaifeng Industrial Development Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-03-16
Anticipated expiration: 2030-08-05

Abstract

The utility model relates to a liquid nitrogen technical field just discloses a liquid nitrogen production is with filling device, which comprises a bracket, the right flank fixedly connected with liquid nitrogen container of support, the outer fixed surface of liquid nitrogen container is connected with the conveyer pipe, the conveyer pipe is kept away from the one end fixedly connected with solenoid valve of liquid nitrogen container, the solenoid valve is kept away from the one end fixedly connected with connecting pipe of conveyer pipe, the connecting pipe is kept away from the one end fixedly connected with filling head of solenoid valve, fixedly connected with cylinder on the inside diapire of support. This filling device is used in liquid nitrogen production, through the cylinder that sets up, the cylinder drives the backup pad and goes up and down, and the backup pad drives driving motor and goes up and down, and driving motor drives the carousel and goes up and down, and the carousel drives the container and goes up and down to adjust the distance between container and the filling head, and then changed the height of filling head, increased application range, and the position of filling head does not change all the time, even long-time the use, also can not appear because of the phenomenon of activity wearing and tearing.

Description

Filling device for liquid nitrogen production

Technical Field

The utility model relates to a liquid nitrogen technical field specifically is a liquid nitrogen production is with filling device.

Background

Liquid nitrogen, with the chemical formula of N2, is liquid nitrogen, colorless, odorless, noncorrosive, nonflammable, and extremely low in temperature. The liquid nitrogen is at normal pressure, the liquid nitrogen temperature is-196 deg.C, 1 cubic meter of liquid nitrogen can expand to 696 cubic meter of pure gaseous nitrogen at 21 deg.C, and the liquid nitrogen should be stored in a shady and ventilated storehouse, and skin contact with liquid nitrogen can cause frostbite

Through retrieval, Chinese patent CN 208794035U 3 provides a filling device for liquid nitrogen, which comprises a base, wherein a support frame is arranged on the upper surface of the base and is fixedly connected with the base, a placing disc is fixedly arranged on the inner side, close to the base, of the upper surface of the base, a liquid nitrogen tank is arranged on the upper surface of the support frame and is detachably connected with the support frame, a delivery pipe is arranged on the right surface of the liquid nitrogen tank and is fixedly connected with the liquid nitrogen tank, and an electromagnetic valve is arranged on the inner side of the upper surface of the support frame; and make filling head and backup pad fixed to when making the cylinder drive backup pad up-and-down motion, can drive filling head up-and-down motion, and then changed filling head's height, increased application range, be provided with the flowmeter at the lateral wall of conveyer pipe, make the flowmeter can detect the liquid nitrogen volume in the liquid nitrogen jar, thereby made things convenient for the staff to know the in service behavior of liquid nitrogen.

However, when the device is used, the height of the filling head is changed by up-and-down movement of the filling head, but the movably arranged filling head is very easy to wear and damage after long-time use, the practicability is low, and the solution is exposed when liquid is filled, so that certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a filling device is used in liquid nitrogen production possesses even long-time the use, can not appear because of advantages such as phenomenon that the activity weared and torn yet, has solved the filling head that the activity set up, and the damage of very easily wearing and tearing after long-time the use, the practicality is lower, and liquid solution exposes when filling, has the problem of certain potential safety hazard.

(II) technical scheme

Even if use for a long time for realizing above-mentioned, also can not appear because of the purpose of the phenomenon of activity wearing and tearing, the utility model provides a following technical scheme: a filling device for liquid nitrogen production comprises a support, wherein a liquid nitrogen tank is fixedly connected to the right side face of the support, a conveying pipe is fixedly connected to the outer surface of the liquid nitrogen tank, an electromagnetic valve is fixedly connected to one end, away from the liquid nitrogen tank, of the conveying pipe, a connecting pipe is fixedly connected to one end, away from the conveying pipe, of the electromagnetic valve, a filling head is fixedly connected to one end, away from the electromagnetic valve, of the connecting pipe, an air cylinder is fixedly connected to the inner bottom wall of the support, a support plate is fixedly connected to the output end of the air cylinder, a driving motor is fixedly connected to the upper surface of the support plate, a rotary table is fixedly connected to the output end of the driving motor, a plurality of through holes are formed in the upper surface of the rotary table, two sliding grooves are formed in the inner side, the lower fixed surface of baffle is connected with the ejector pin, the bottom of ejector pin is provided with the universal wheel, the last fixed surface of backup pad is connected with circular slide rail, the surface of circular slide rail is provided with the arch.

Furthermore, the outer surface of the connecting pipe is provided with a baffle plate, and the baffle plate corresponds to the container.

Furthermore, the upper surface of the supporting plate is fixedly connected with a motor base, and the upper surface of the motor base is fixedly connected with the driving motor.

Furthermore, the number of the through holes is four, and the through holes are evenly distributed on the upper surface of the rotary table.

Furthermore, two springs are fixedly connected between the lower surface of the partition plate and the inner wall of the through hole, and the two springs are symmetrically distributed around the ejector rod.

Furthermore, the height range of the protrusion is four to ten centimeters, and the protrusion and the circular slide rail are designed in an integrated mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a liquid nitrogen production is with filling device possesses following beneficial effect:

(1) this filling device is used in liquid nitrogen production, through the cylinder that sets up, the cylinder drives the backup pad and goes up and down, and the backup pad drives driving motor and goes up and down, and driving motor drives the carousel and goes up and down, and the carousel drives the container and goes up and down to adjust the distance between container and the filling head, and then changed the height of filling head, increased application range, and the position of filling head does not change all the time, even long-time the use, also can not appear because of the phenomenon of activity wearing and tearing.

(2) According to the filling device for liquid nitrogen production, the driving motor drives the rotary table to rotate through the driving motor, the rotary table drives the through hole to rotate, the ejector rod also moves along with the rotary table, when a container to be worked rotates to the corresponding position of the filling head, the ejector rod moves to the protruding position, the ejector rod moves upwards to jack up the container in the partition plate, the filling head extends into the container, the baffle is attached to the container, the filling head cannot be exposed in working liquid nitrogen, and the safety of the device is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the circular slide rail structure of the present invention.

In the figure: 1. a support; 2. a liquid nitrogen tank; 3. a delivery pipe; 4. an electromagnetic valve; 5. a connecting pipe; 6. a filling head; 7. a cylinder; 8. a support plate; 9. a drive motor; 10. a turntable; 11. a through hole; 12. a chute; 13. a partition plate; 14. a container; 15. a top rod; 16. a universal wheel; 17. a circular slide rail; 18. a protrusion; 19. a baffle plate; 20. a spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a filling device for liquid nitrogen production comprises a support 1, a liquid nitrogen tank 2 is fixedly connected to the right side surface of the support 1, a delivery pipe 3 is fixedly connected to the outer surface of the liquid nitrogen tank 2, an electromagnetic valve 4 is fixedly connected to one end of the delivery pipe 3 away from the liquid nitrogen tank 2, a connecting pipe 5 is fixedly connected to one end of the electromagnetic valve 4 away from the delivery pipe 3, a filling head 6 is fixedly connected to one end of the connecting pipe 5 away from the electromagnetic valve 4, an air cylinder 7 is fixedly connected to the inner bottom wall of the support 1, a support plate 8 is fixedly connected to the output end of the air cylinder 7, a driving motor 9 is fixedly connected to the upper surface of the support plate 8, a rotary table 10 is fixedly connected to the output end of the driving motor 9, a plurality of through holes 11 are formed in the upper surface of the, container 14 has been placed to the upper surface of baffle 13, and the lower fixed surface of baffle 13 is connected with ejector pin 15, and the bottom of ejector pin 15 is provided with universal wheel 16, and the last fixed surface of backup pad 8 is connected with circular slide rail 17, and the surface of circular slide rail 17 is provided with arch 18.

Furthermore, the outer surface of the connecting pipe 5 is provided with a baffle 19, and the baffle 19 corresponds to the container 14, so that the effect of shielding the container 14 is achieved.

Further, the upper surface of the supporting plate 8 is fixedly connected with a motor base, and the upper surface of the motor base is fixedly connected with the driving motor 9 to provide supporting force for the driving motor 9.

Furthermore, the number of the through holes 11 is four, and the through holes are evenly distributed on the upper surface of the turntable 10, so that a plurality of containers 14 can be placed, the feeding times are reduced, and the working efficiency is improved.

Furthermore, two springs 20 are fixedly connected between the lower surface of the partition plate 13 and the inner wall of the through hole 11, and the two springs 20 are symmetrically distributed about the ejector rod 15, so that the universal wheel can compress the circular slide rail 17, and the derailment phenomenon cannot occur.

Furthermore, the height range of the protrusion 18 is four to ten centimeters, and the protrusion 18 and the circular slide rail 17 are designed in an integrated mode, so that the effects of convenience in processing and production are achieved.

In summary, according to the filling device for liquid nitrogen production, the air cylinder 7 drives the supporting plate 8 to ascend and descend, the supporting plate 8 drives the driving motor 9 to ascend and descend, the driving motor 9 drives the rotary table 10 to ascend and descend, and the rotary table 10 drives the container 14 to ascend and descend, so that the distance between the container 14 and the filling head 6 is adjusted, the height of the filling head 6 is changed, the application range is enlarged, the position of the filling head 6 is not changed all the time, and even if the filling head is used for a long time, the phenomenon of abrasion caused by movement cannot occur.

According to the filling device for liquid nitrogen production, the driving motor 9 is arranged, the driving motor 9 drives the rotary table 8 to rotate, the rotary table 8 drives the through hole 11 to rotate, the ejector rod 15 also moves along with the rotary table 10, when the container 14 to be operated rotates to the position corresponding to the filling head 6, the ejector rod 15 moves to the protrusion 18, the ejector rod 15 moves upwards, the container 14 in the partition plate 13 is jacked up, the filling head 6 extends into the container 14, the baffle plate 19 is attached to the container 14, the filling head 6 cannot be exposed when liquid nitrogen works, and the safety of the device is improved.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid nitrogen production is with filling device, includes support (1), its characterized in that: the right side surface of the support (1) is fixedly connected with a liquid nitrogen tank (2), the outer surface of the liquid nitrogen tank (2) is fixedly connected with a conveying pipe (3), one end of the conveying pipe (3), which is far away from the liquid nitrogen tank (2), is fixedly connected with an electromagnetic valve (4), one end of the electromagnetic valve (4), which is far away from the conveying pipe (3), is fixedly connected with a connecting pipe (5), one end of the connecting pipe (5), which is far away from the electromagnetic valve (4), is fixedly connected with a filling head (6), an air cylinder (7) is fixedly connected onto the inner bottom wall of the support (1), the output end of the air cylinder (7) is fixedly connected with a support plate (8), the upper surface of the support plate (8) is fixedly connected with a driving motor (9), the output end of the driving motor (9) is fixedly connected with a turntable (10, seted up two spout (12) on the inside lateral wall of through-hole (11), two sliding connection has baffle (13) between the relative one side of spout (12), container (14) have been placed to the upper surface of baffle (13), the lower fixed surface of baffle (13) is connected with ejector pin (15), the bottom of ejector pin (15) is provided with universal wheel (16), the last fixed surface of backup pad (8) is connected with circular slide rail (17), the surface of circular slide rail (17) is provided with arch (18).

2. The filling device for liquid nitrogen production according to claim 1, characterized in that: the outer surface of the connecting pipe (5) is provided with a baffle (19), and the baffle (19) corresponds to the container (14).

3. The filling device for liquid nitrogen production according to claim 1, characterized in that: the upper surface of the supporting plate (8) is fixedly connected with a motor base, and the upper surface of the motor base is fixedly connected with the driving motor (9).

4. The filling device for liquid nitrogen production according to claim 1, characterized in that: the number of the through holes (11) is four, and the through holes are uniformly distributed on the upper surface of the rotary table (10).

5. The filling device for liquid nitrogen production according to claim 1, characterized in that: two springs (20) are fixedly connected between the lower surface of the partition plate (13) and the inner wall of the through hole (11), and the two springs (20) are symmetrically distributed around the ejector rod (15).

6. The filling device for liquid nitrogen production according to claim 1, characterized in that: the height range of the protrusion (18) is four to ten centimeters, and the protrusion (18) and the circular sliding rail (17) are designed in an integrated mode.