CN211083300U

CN211083300U - Liquid nitrogen storage device who facilitates use

Info

Publication number: CN211083300U
Application number: CN201922275835.9U
Authority: CN
Inventors: 陈泉顺
Original assignee: Fuzhou Xingbang New Energy Co ltd
Current assignee: Fuzhou Xingbang New Energy Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-07-24
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a liquid nitrogen storage device who facilitates use, including liquid nitrogen storage device main part, the bottom fixedly connected with U-shaped base of liquid nitrogen storage device main part, and the bottom bonding of U-shaped base is fixed with two anti-skidding adhesive tapes and anti-skidding cushion, and the anti-skidding cushion is located between two anti-skidding adhesive tapes, and the below of liquid nitrogen storage device main part is equipped with four universal wheels, is equipped with on the U-shaped base with the synchronous containing mechanism of four universal wheel matched with gyro wheels, the synchronous containing mechanism of gyro wheel is including seting up two storage grooves in U-shaped base bottom both sides. The utility model discloses simple structure, convenient operation is convenient for accomodate four universal wheels in step, prevents that universal wheel and ground from taking place the displacement when being bumped by the mistake and bumping personnel or other equipment because of area of contact is less, and makes the universal wheel no longer be in long-time support state, reduces the damage risk of universal wheel and improves life, is favorable to using.

Description

Liquid nitrogen storage device who facilitates use

Technical Field

The utility model relates to a liquid nitrogen storage facilities technical field especially relates to a liquid nitrogen storage device who facilitates use.

Background

Liquid nitrogen, liquid nitrogen gas, at atmospheric pressure, liquid nitrogen temperature at-196 ℃; 1 cubic meter of liquid nitrogen can expand to 696 cubic meter of pure gaseous nitrogen of 21 ℃, through retrieving, the authorization notice number CN209340867U discloses a liquid nitrogen storage device who facilitates the use, relate to the technical field of liquid nitrogen storage, including the support frame, the upper surface of the support frame is equipped with fixed establishment, fixed establishment includes fixed slot, liquid nitrogen jar, force pump, siphunculus, liquid nitrogen detention jar, solid fixed cylinder, sealing ring, drain pipe, fixed orifices and snap ring, the fixed slot has been seted up to the upper surface of the support frame, the interior diapire of fixed slot fixedly connected with liquid nitrogen jar, the upper surface fixed intercommunication of liquid nitrogen jar has the force pump, the top fixed intercommunication of liquid nitrogen jar has the connecting pipe, the connecting pipe is kept away from the one end fixed intercommunication of liquid nitrogen jar and has the siphunculus, the bottom surface fixed connection of support frame has the universal wheel, this liquid nitrogen storage device who facilitates the use, through setting, the storage space of inside liquid nitrogen has been improved, has made things convenient for the staff operation, has improved and has deposited the effect, through setting up installation piece and connecting rod, has improved the staff and has improved the installation effectiveness to the device's connection installation when using.

The utility model discloses a liquid nitrogen storage device who facilitates use still has some inadequately, it does not possess the function of accomodating the universal wheel, make the universal wheel be in support state for a long time, reduce life, and even be feared the universal wheel that has ordinary braking system, because its area with ground contact is less, the unstable phenomenon of stopping appears easily (mainly embodied, when being bumped by personnel mistake or other mobile device mistake and touch, still can take place offset through the universal wheel and touch personnel or other equipment, cause the harm to the workman easily), be unfavorable for people's use, therefore we have proposed a liquid nitrogen storage device who facilitates use and be 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 liquid nitrogen storage device convenient to use.

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

the utility model provides a liquid nitrogen storage device who facilitates use, includes liquid nitrogen storage device main part, the bottom fixedly connected with U-shaped base of liquid nitrogen storage device main part, and the bottom bonding of U-shaped base is fixed with two anti-skidding adhesive tape and anti-skidding cushion, and anti-skidding cushion is located between two anti-skidding adhesive tape, and the below of liquid nitrogen storage device main part is equipped with four universal wheels, is equipped with on the U-shaped base with the synchronous receiving mechanism of four universal wheel matched with gyro wheels.

Preferably, the synchronous roller storage mechanism comprises two storage grooves formed in two sides of the bottom of the U-shaped base, the front side and the rear side of each storage groove are provided with openings, the same rectangular seat is slidably mounted between the inner walls of the two sides of each storage groove, the tops of two universal wheels positioned on the same side extend into the corresponding storage grooves and are rotatably mounted with the bottoms of the rectangular seats, the bottoms of the universal wheels are positioned below the anti-skid rubber pads and the anti-skid rubber strips, the top of each rectangular seat is provided with triangular grooves with inclined bottom inner walls, one sides of the two triangular grooves close to each other are provided with openings, the two triangular grooves are symmetrically arranged, two screws with opposite thread turning directions are arranged in the U-shaped base, one ends of the two screws close to each other are fixedly connected, a driving motor is fixed on the inner wall of one side of the U-shaped base in a threaded manner, and an output shaft of the driving motor extends to be fixedly connected with the other end, the other end of another screw rod rotates the installation with the opposite side inner wall of U-shaped base, the thread bush is equipped with the nut on the screw rod, and the top fixedly connected with diaphragm of nut, one side that two diaphragms kept away from each other extends to the storage inslot and the fixedly connected with riser that correspond respectively, the front side and the rear side of riser all rotate and install two rounds, the bottom of two rounds of below all with the bottom inner wall rolling contact in the triangle groove that corresponds in four rounds that are located on same riser, the top of two other rounds that are located on same riser all with the top rolling contact in the storage groove that corresponds.

Preferably, two chutes are formed in the inner walls of the two sides of the accommodating groove, the top inner wall and the bottom inner wall of each chute are fixedly connected with the same positioning rod, two sliding sleeves are fixedly connected to the bottoms of the two sides of the rectangular seat, the sliding sleeves are located in the corresponding chutes, and the sliding sleeves are sleeved on the corresponding positioning rods.

Preferably, the inner wall of one side of each of the two accommodating grooves, which is close to each other, is provided with a rectangular hole communicated with the inner side of the U-shaped base, and the side wall of each rectangular hole is in sliding connection with the outer side of the corresponding transverse plate.

Preferably, a bearing is fixedly connected to the inner wall of the other side of the U-shaped base, and an inner ring of the bearing is fixedly sleeved with the outer side of the other screw rod.

Preferably, the distance between the front inner wall and the rear inner wall of the triangular groove is greater than the distance between the front side and the rear side of the corresponding transverse plate.

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

through the matching of the U-shaped base, the containing groove, the rectangular seats, the universal wheels, the triangular groove, the sliding groove, the positioning rods, the sliding sleeves, the transverse plates, the vertical plates, the round wheels, the screw rods, the driving motor and the nuts with the anti-skidding rubber mat, when the universal wheels are not contained, the liquid nitrogen storage device main body can move through the four universal wheels, when the universal wheels are contained, the driving motor is started in the forward direction to drive the two screw rods to rotate, the two screw rods can drive the two nuts to move towards the mutually approaching direction, the two nuts drive the two vertical plates to move through the two transverse plates, the vertical plates drive the corresponding four round wheels to move, so that the supporting pressure on the inner wall of the bottom of the triangular groove can be gradually reduced, at the moment, under the self gravity, the liquid nitrogen storage device main body drives the U-shaped base to slide downwards on the two rectangular seats, the U-, so that the universal wheel is gradually stored in the corresponding storage groove, and the anti-skid rubber pad and the anti-skid rubber strip support the U-shaped base and the liquid nitrogen storage device main body at the moment, and the position can be prevented from moving due to mistaken collision.

The utility model discloses simple structure, convenient operation is convenient for accomodate four universal wheels in step, prevents that universal wheel and ground from taking place the displacement when being bumped by the mistake and bumping personnel or other equipment because of area of contact is less, and makes the universal wheel no longer be in long-time support state, reduces the damage risk of universal wheel and improves life, is favorable to using.

Drawings

Fig. 1 is a schematic structural view of a convenient liquid nitrogen storage device provided by the present invention;

fig. 2 is a schematic sectional view of a part a of a liquid nitrogen storage device for convenient use according to the present invention;

FIG. 3 is a schematic view of the structure of part B in FIG. 2;

fig. 4 is a perspective view of a U-shaped base of the liquid nitrogen storage device of the present invention.

In the figure: the liquid nitrogen storage device comprises a liquid nitrogen storage device body 1, a 2U-shaped base, a 3 storage groove, a 4 rectangular seat, a 5 universal wheel, a 6 triangular groove, a 7 sliding groove, an 8 positioning rod, a 9 sliding sleeve, a 10 transverse plate, a 11 vertical plate, a 12 round wheel, a 13 screw, a 14 driving motor, a 15 nut and a 16 anti-skidding rubber cushion.

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 convenient liquid nitrogen storage device comprises a liquid nitrogen storage device main body 1, the bottom of the liquid nitrogen storage device main body 1 is fixedly connected with a U-shaped base 2, the bottom of the U-shaped base 2 is fixedly bonded with two anti-skid rubber strips and an anti-skid rubber pad 16, the anti-skid rubber pad 16 is positioned between the two anti-skid rubber strips, four universal wheels 5 are arranged below the liquid nitrogen storage device main body 1, a roller synchronous receiving mechanism matched with the four universal wheels 5 is arranged on the U-shaped base 2, the roller synchronous receiving mechanism comprises two receiving grooves 3 arranged on two sides of the bottom of the U-shaped base 2, the front side and the rear side of each receiving groove 3 are provided with openings, the same rectangular base 4 is slidably arranged between the inner walls on two sides of the receiving groove 3, the tops of the two universal wheels 5 positioned on the same side extend into the corresponding receiving grooves 3 and are rotatably arranged with the bottom of the rectangular base, the bottom of the universal wheel 5 is positioned below an anti-skid rubber mat 16 and an anti-skid rubber strip, the top of the rectangular seat 4 is provided with a triangular groove 6 with an inclined bottom inner wall, one side of the two triangular grooves 6 close to each other is provided with an opening, the two triangular grooves 6 are symmetrically arranged, the U-shaped base 2 is internally provided with two screw rods 13 with opposite screw threads, one ends of the two screw rods 13 close to each other are fixedly connected, the inner wall of one side of the U-shaped base 2 is fixedly connected with a driving motor 14 through screw threads, the output shaft of the driving motor 14 extends to be fixedly connected with the other end of one screw rod 13 of the two screw rods 13, the other end of the other screw rod 13 is rotatably installed with the inner wall of the other side of the U-shaped base 2, the screw rods 13 are sleeved with nuts 15 through screw threads, the top of the nuts 15 is fixedly connected with transverse plates 10, one sides of the, the front side and the rear side of a vertical plate 11 are both rotatably provided with two round wheels 12, the bottoms of two round wheels 12 positioned below the four round wheels 12 on the same vertical plate 11 are both in rolling contact with the bottom inner wall of the corresponding triangular groove 6, the tops of the other two round wheels 12 positioned on the same vertical plate 11 are both in rolling contact with the tops of the corresponding accommodating grooves 3, the inner walls of the two sides of the accommodating grooves 3 are both provided with two sliding grooves 7, a same positioning rod 8 is fixedly connected between the inner walls of the top and the bottom of the sliding grooves 7, the bottoms of the two sides of the rectangular seat 4 are both fixedly connected with two sliding sleeves 9, the sliding sleeves 9 are positioned in the corresponding sliding grooves 7, the sliding sleeves 9 are slidably sleeved on the corresponding positioning rods 8, the inner wall of one side, close to each other, of the two accommodating grooves 3 is both provided with rectangular holes communicated with the inner side of the U-shaped base 2, and the side walls of, fixedly connected with bearing on the opposite side inner wall of U-shaped base 2, and the fixed suit in the outside of the inner circle of bearing and another screw rod 13, the distance between the front side inner wall of triangular groove 6 and the rear side inner wall is bigger than the distance between the front and back sides of corresponding diaphragm 10, the utility model discloses simple structure, convenient operation is convenient for accomodate four universal wheels 5 in step, prevents that universal wheel 5 and ground from taking place the displacement when being bumped by the mistake and bumping personnel or other equipment because of area of contact is less, and makes universal wheel 5 no longer be in long-time support state, reduces universal wheel 5's damage risk and improves life, is favorable to using.

The working principle is as follows: when the liquid nitrogen storage device is used, when the universal wheels 5 are not stored, the liquid nitrogen storage device main body 1 can move through the four universal wheels 5, and when personnel or other mobile equipment mistakenly touch the liquid nitrogen storage device main body 1, because the contact area between the universal wheels 5 and the ground is small, the personnel or other equipment still can be touched by the position offset, and the universal wheels 5 are in a supporting state for a long time, so that the damage risk is increased, and the service life is shortened;

when the universal wheel 5 needs to be stored, the driving motor 14 is started in the positive direction, the driving motor 14 drives the two screw rods 13 to rotate, the two screw rods 13 can drive the two nuts 15 to move towards the direction close to each other by rotating, the two nuts 15 drive the two vertical plates 11 to move towards the direction close to each other through the two transverse plates 10, the vertical plates 11 drive the corresponding four circular wheels 12 to move, because the inner wall of the bottom of the triangular groove 6 is an inclined plane, the supporting pressure on the inner wall of the bottom of the triangular groove 6 is gradually reduced along with the movement of the circular wheel 12 located below, at the moment, under the self gravity, the liquid nitrogen storage device main body 1 moves downwards and drives the U-shaped base 2 to slide downwards on the two rectangular seats 4, the two transverse plates 10 drive the two vertical plates 11 to move downwards when the U-shaped base 2 moves downwards, the vertical plates 11 drive the corresponding circular wheels 12 located below to move downwards, and the circular wheels 12 located below are always in, simultaneously U-shaped base 2 drives a plurality of locating levers 8 and slides down in the sliding sleeve 9 that corresponds respectively, along with U-shaped base 2 moves down, make universal wheel 5 accomodate gradually to corresponding in accomodating the groove 3, the anti-skidding rubber mat 16 and the anti-skidding adhesive tape of U-shaped base 2 bottom support U-shaped base 2 and liquid nitrogen storage device main part 1 this moment, thereby prevent that liquid nitrogen storage device main part 1 from bumping through universal wheel 5 emergence position because of the mistake and removing and rock the phenomenon, also can improve universal wheel 5's life.

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. The utility model provides a liquid nitrogen storage device who facilitates use, includes liquid nitrogen storage device main part (1), a serial communication port, the bottom fixedly connected with U-shaped base (2) of liquid nitrogen storage device main part (1), and the bottom bonding of U-shaped base (2) is fixed with two anti-skidding adhesive tape and anti-skidding cushion (16), and anti-skidding cushion (16) are located between two anti-skidding adhesive tape, and the below of liquid nitrogen storage device main part (1) is equipped with four universal wheels (5), is equipped with on U-shaped base (2) and takes in mechanism with four universal wheel (5) matched with gyro wheel synchronization.

2. The convenient liquid nitrogen storage device as claimed in claim 1, wherein the roller synchronous storage mechanism comprises two storage grooves (3) arranged at two sides of the bottom of the U-shaped base (2), the front side and the rear side of each storage groove (3) are provided with openings, the same rectangular seat (4) is slidably arranged between the inner walls at two sides of each storage groove (3), the tops of two universal wheels (5) positioned at the same side extend into the corresponding storage grooves (3) and are rotatably arranged with the bottoms of the rectangular seats (4), the bottoms of the universal wheels (5) are positioned below the anti-skid rubber pads (16) and the anti-skid rubber strips, the tops of the rectangular seats (4) are provided with triangular grooves (6) with inclined surfaces as the inner walls at the bottoms, the sides of the two triangular grooves (6) close to each other are provided with openings, the two triangular grooves (6) are symmetrically arranged, two screws (13) with opposite screw thread rotation directions are arranged in the U-shaped base (2), one end of each of the two screw rods (13) close to each other is fixedly connected, a driving motor (14) is fixedly arranged on the inner wall of one side of the U-shaped base (2) in a threaded manner, the output shaft of the driving motor (14) extends to be fixedly connected with the other end of one screw rod (13) of the two screw rods (13), the other end of the other screw rod (13) is rotatably installed with the inner wall of the other side of the U-shaped base (2), a nut (15) is sleeved on the screw rod (13) in a threaded manner, a transverse plate (10) is fixedly connected to the top of the nut (15), one sides, far away from each other, of the two transverse plates (10) respectively extend into the corresponding accommodating grooves (3) and are fixedly connected with vertical plates (11), two round wheels (12) are rotatably installed on the front side and the rear side of each vertical plate (11), the bottoms of the two round wheels (12) below the four round wheels (12) on the same vertical plate (, the tops of the other two round wheels (12) on the same vertical plate (11) are in rolling contact with the tops of the corresponding accommodating grooves (3).

3. The convenient-to-use liquid nitrogen storage device as claimed in claim 2, wherein two sliding grooves (7) are formed in the inner walls of the two sides of the accommodating groove (3), the same positioning rod (8) is fixedly connected between the inner wall of the top portion and the inner wall of the bottom portion of each sliding groove (7), two sliding sleeves (9) are fixedly connected to the bottoms of the two sides of the rectangular seat (4), the sliding sleeves (9) are located in the corresponding sliding grooves (7), and the sliding sleeves (9) are slidably sleeved on the corresponding positioning rods (8).

4. The convenient-to-use liquid nitrogen storage device as claimed in claim 2, wherein the inner walls of the two containing grooves (3) close to each other are respectively provided with a rectangular hole communicated with the inner side of the U-shaped base (2), and the side walls of the rectangular holes are slidably connected with the outer sides of the corresponding transverse plates (10).

5. The convenient-to-use liquid nitrogen storage device is characterized in that a bearing is fixedly connected to the inner wall of the other side of the U-shaped base (2), and the inner ring of the bearing is fixedly sleeved with the outer side of the other screw rod (13).

6. The liquid nitrogen storage device for convenient use according to claim 2, wherein the distance between the front inner wall and the rear inner wall of the triangular groove (6) is larger than the distance between the front side and the rear side of the corresponding transverse plate (10).