CN214126808U - Nitrogen gas modified atmosphere storage device - Google Patents

Abstract

The application relates to a nitrogen gas modified atmosphere storage device, which comprises a nitrogen making machine and a moving device arranged on the nitrogen making machine, wherein the moving device comprises a main support frame and an auxiliary support frame hinged with the main support frame, a locking part for locking and unlocking the main support frame and the auxiliary support frame is connected between the main support frame and the auxiliary support frame, a support upper plate and a support lower plate are formed when the main support frame and the auxiliary support frame are locked, an upper support hole is formed in the support upper plate, a lower support hole is formed in the support lower plate, the inner diameter of the upper support hole is larger than the outer diameter of the nitrogen making machine, the inner diameter of the lower support hole is smaller than the outer diameter of the nitrogen making machine, the central line of the upper support hole is collinear with the central line of the lower support hole, a base is fixedly connected to the bottom of the nitrogen making machine, when the main support frame and the auxiliary support frame are locked, the nitrogen making machine runs through the upper supporting hole and the lower supporting hole, the base penetrates through the lower supporting hole to be abutted against the ground, and the main supporting frame and the auxiliary supporting frame are both connected with moving parts capable of enabling the main supporting frame and the auxiliary supporting frame to move. This application has the effect that the nitrogen generator is removed more conveniently more easily.

Description

Nitrogen gas modified atmosphere storage device

Technical Field

The application relates to the field of grain storage, in particular to a nitrogen modified atmosphere storage device.

Background

The nitrogen gas modified atmosphere storage is that nitrogen gas is added into a granary to reduce the oxidation activity in biological tissues, inhibit the generation of ethylene, effectively inhibit the respiratory intensity of fruits, keep the quality of the fruits, reduce loss, greatly reduce the loss caused by cold damage and physiological damage, greatly improve the economic benefit, control the growth and reproduction of fungi, and prevent the harm of mice and the survival of insects.

In order to achieve economic benefits of the granary, the general nitrogen gas modified storage device is a nitrogen making unit, nitrogen gas is made by using a nitrogen making machine, the nitrogen making machine needs to move in the installation process, and the nitrogen making machine is cylindrical as a whole, smooth in outer surface, large in volume and weight, and is conveyed by the machine during conveying, and the nitrogen making machine is put down when reaching a specified position.

In view of the above-mentioned related technologies, the inventor believes that the granary may adjust the input direction of the nitrogen gas according to the position of the grain during the storage process, and sometimes may adjust the position of the nitrogen generator, which has the defects of inconvenient movement and difficult movement.

SUMMERY OF THE UTILITY MODEL

In order to more conveniently and more easily move the nitrogen making machine, the application provides a nitrogen gas modified storage device.

The application provides a nitrogen gas storage device that transfers is adopted following technical scheme:

a nitrogen modified atmosphere storage device comprises a nitrogen making machine and a moving device arranged on the nitrogen making machine, wherein the moving device comprises a main supporting frame and an auxiliary supporting frame hinged with the main supporting frame, a locking part for locking and unlocking the main support frame and the auxiliary support frame is connected between the main support frame and the auxiliary support frame, a support upper plate and a support lower plate are formed when the main support frame and the auxiliary support frame are locked, the upper supporting plate is provided with an upper supporting hole, the lower supporting plate is provided with a lower supporting hole, the inner diameter of the upper supporting hole is larger than the outer diameter of the nitrogen making machine, the inner diameter of the lower support hole is smaller than the outer diameter of the nitrogen making machine, the center line of the upper support hole is collinear with the center line of the lower support hole, the bottom of the nitrogen making machine is fixedly connected with a base, when the main support frame and the auxiliary support frame are locked, the nitrogen making machine penetrates through the upper support hole and the lower support hole, the base penetrates through the lower support hole and is abutted against the ground, the main support frame and the auxiliary support frame are both connected with moving pieces capable of enabling the main support frame and the auxiliary support frame to move.

Through adopting above-mentioned technical scheme, it is articulated through main tributary strut and auxiliary stay frame, the internal diameter in last support hole is greater than the external diameter of nitrogen generator, the internal diameter in lower support hole is less than the external diameter of nitrogen generator, when main tributary strut and auxiliary stay frame are opened towards the direction of keeping away from each other, mobile device moves to the inner wall that upper support hole closed lower support hole and nitrogen generator outer wall butt through the moving member, make nitrogen generator temporarily fixed in mobile device, fix main tributary strut and auxiliary stay frame together through the retaining member, make nitrogen generator fixed in mobile device, make nitrogen generator remove along with mobile device's removal through the moving member at last, thereby make nitrogen generator installation and during the adjustment position more convenient easier.

Run through support hole and lower support hole and base through nitrogen making machine and pass lower support hole and ground butt for after adjusting the position, nitrogen making machine passes through the base and the mobile device is fixed on ground, has increased the area of contact of nitrogen making machine with ground, makes nitrogen making machine install on the ground more steadily, thereby makes nitrogen making machine be difficult for empting and cause economic loss in the course of the work.

Preferably, go up supporting hole circumference equipartition and have a plurality of shock attenuation portions, the shock attenuation portion supports tightly with the outer wall of nitrogen generator, the shock attenuation portion includes damping spring, the shock attenuation portion stretches out or retracts along the direction of perpendicular nitrogen generator outer wall.

By adopting the technical scheme, in the process of moving the nitrogen making machine, the force borne by the nitrogen making machine is not always balanced, the vibration absorption part extends out or retracts in the direction vertical to the outer wall of the nitrogen making machine, and the unbalanced force generated in the moving process of the nitrogen making machine is counteracted by the elastic potential energy of the vibration absorption spring, so that the nitrogen making machine is more stable and is not easy to topple in the moving process, and the safety of the moving nitrogen making machine is improved.

Preferably, the end part of the damping part far away from the hole wall is fixedly connected with a buffer sheet, and the buffer sheet is an arc-shaped plate attached to the outer wall of the nitrogen making machine in shape.

Through adopting above-mentioned technical scheme, through setting up the arc with the outer wall shape laminating of nitrogen generator for the area of contact increase between nitrogen generator and the shock-absorbing part, and can laminate better together, the arc produces spacing effect in the horizontal direction, make shock-absorbing part and nitrogen generator more stable butt, make the shock-absorbing part be difficult for sliding to nitrogen generator's side and losing the effect at the removal in-process, thereby make the security that removes nitrogen generator further increase.

Preferably, the material of the buffer sheet is any one of styrene copolymer, polyvinyl chloride copolymer and polyamide copolymer.

Through adopting above-mentioned technical scheme, be limited to any one of styrene copolymer, polyvinyl chloride copolymer and polyamide copolymer to the material of buffer plate, these three kinds of materials belong to elastic plastic, on the one hand with damping spring cooperation increased nitrogen generator and shock-absorbing part's elastic potential energy for offset more nitrogen generators and remove the power of empting of in-process, on the other hand the material has higher intensity, make the buffer plate difficult because with nitrogen generator's extrusion and damaged, thereby prolonged the life of buffer plate.

Preferably, the moving member comprises a fixed pipe fixedly connected to the support lower plate and far away from the support upper plate, a connecting rod is inserted into the fixed pipe, a pressure spring is sleeved on the fixed pipe and the connecting rod, and a cavity is reserved in the fixed pipe along the height direction of the connecting rod in the standing state of the nitrogen making machine.

Through adopting above-mentioned technical scheme, cup joint the pressure spring and leave the cavity under the state of stewing through fixed pipe and connecting rod for the vibrations of the vertical direction that the nitrogen generator produced in the removal process or the working process are offset by the elasticity that the pressure spring produced, make the difficult vibrations of nitrogen generator cause the condition such as not hard up of wearing and tearing or part, thereby make the security performance of nitrogen generator better.

Preferably, the fixed pipe is kept away from the end fixedly connected with clamping ring that supports the hypoplastron, the end fixedly connected with cardboard of connecting rod in the fixed pipe, the size of cardboard is less than the internal diameter of fixed pipe and is greater than the inner ring diameter of clamping ring.

Through adopting above-mentioned technical scheme, be less than the internal diameter of fixed pipe through the cardboard size for the connecting rod can be at the intraductal length direction motion along fixed pipe of fixed, the cardboard size is greater than the inner ring diameter of joint ring, make the cardboard joint in the fixed pipe, when making the elastic potential energy of pressure spring too big, the connecting rod card is in fixed pipe, thereby make the connecting rod be difficult for coming off from the fixed pipe, ensure nitrogen gas modified atmosphere storage device's normal use and security.

Preferably, the outer wall of the nitrogen making machine is fixedly connected with a plurality of supporting blocks, the supporting blocks are located between the supporting upper plate and the top of the nitrogen making machine, the end faces, close to the supporting upper plate, of the supporting blocks are connected with driving pieces, and the driving pieces drive the nitrogen making machine to ascend towards the direction far away from the ground and retract towards the direction close to the ground.

Through adopting above-mentioned technical scheme, the outer wall through nitrogen making machine is connected with the driving piece that the direction that the drive nitrogen making machine went up and was close to the direction withdrawal on ground towards keeping away from ground for nitrogen making machine before the removal, will make nitrogen making machine earlier and promote the base of nitrogen making machine through the driving piece and leave the bottom surface, make nitrogen making machine be difficult for touchhing the bottom surface and reduce the friction of removal in-process at the removal in-process, make nitrogen making machine be difficult for empting because of the friction at the removal in-process.

Preferably, the end face, close to the nitrogen making machine, of the buffer sheet is fixedly connected with a resistance reducing layer, and the resistance reducing layer is made of polytetrafluoroethylene.

Through adopting above-mentioned technical scheme, be polytetrafluoroethylene's drag reduction layer through setting up the material, polytetrafluoroethylene's coefficient of friction is less for nitrogen generator is along with driving piece removal in-process and the frictional force between the damper, makes nitrogen generator be difficult for wearing and tearing with the damper, thereby has reduced the expense of equipment maintenance.

Preferably, the pushing piece is connected with the opposite side of the supporting upper plate.

By adopting the technical scheme, the pushing piece is arranged, so that the nitrogen making machine can move by pushing the pushing piece when the nitrogen making machine is moved, and the nitrogen making machine is more convenient to push.

Preferably, the pushing part is hinged to the supporting upper plate, a hinged shaft of the pushing part is parallel to the length direction of the side where the pushing part is located, the supporting upper plate is connected with a limiting part which can be used for limiting the pushing part to continue to rotate around the hinged shaft towards the direction far away from the supporting lower plate, the side where the pushing part is located is hinged to a limiting rod, the limiting rod is located between the hinged position of the pushing part and the supporting lower plate, the hinged shaft of the limiting rod is parallel to the hinged shaft of the connecting rod, and the end part, far away from the hinged position, of the limiting rod is connected with a limiting buckle clamped on the extension rod.

By adopting the technical scheme, the hinging shafts of the limiting rod and the connecting rod are parallel, when the connecting rod rotates to the pushed part, the limiting rod can also rotate to the position for limiting the connecting rod, the pushing part can not continue to rotate by arranging the limiting block, the pushing part is limited in the rotation direction by the limiting block and the limiting rod, the pushing part is more stable when in use, the connecting rod is hinged to enable the pushing part to rotate to the position for no longer supporting the connecting rod when the pushing part is not used, the pushing part rotates to the side face for supporting the upper plate and is vertical to the supporting upper plate, the extended pushing part is not easy to touch people, and the safety of the nitrogen gas-conditioned storage device is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through main tributary strut and the joint of assistant support frame, go up the setting in supporting hole and lower supporting hole, when main tributary strut and assistant support frame are opened towards the direction of keeping away from each other for nitrogen machine is fixed in the mobile device, makes nitrogen machine move along with mobile device's removal through the moving member at last, thereby makes nitrogen machine installation and adjustment position during more convenient easier.

2. The pressure spring is sleeved and connected with the connecting rod through the fixing pipe, and the cavity is reserved in the standing state, so that the nitrogen making machine is not easy to vibrate to cause abrasion or loosening of parts, and the like.

3. The nitrogen making machine is not easy to wear with the damping part by arranging the resistance reducing layer made of polytetrafluoroethylene, so that the equipment maintenance cost is reduced.

4. The outer wall through nitrogen making machine is connected with the driving piece that the direction that drives nitrogen making machine and rise towards keeping away from ground and the direction withdrawal towards being close to ground for nitrogen making machine is difficult for touchhing the bottom surface and reducing the friction of removal in-process at the removal in-process, makes nitrogen making machine difficult because of the friction topples over at the removal in-process.

Drawings

Figure 1 is a schematic diagram of the overall structure of the nitrogen modified atmosphere storage apparatus of the present application.

Fig. 2 is a schematic structural view of a shock absorbing portion according to an embodiment of the present application.

Fig. 3 is a partial structural schematic diagram of a moving member used for showing an embodiment in the present application.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Description of reference numerals: 1. a nitrogen making machine; 11. a base; 2. a mobile device; 21. a main supporting frame; 22. a secondary support frame; 3. a locking member; 4. supporting the upper plate; 41. an upper support hole; 42. a shock absorbing part; 421. a damping spring; 422. a buffer sheet; 423. a resistance reducing layer; 43. a main upper support plate; 44. a main lower support plate; 5. a support lower plate; 51. a lower support hole; 52. an auxiliary upper support plate; 53. a sub-lower support plate; 54. a support bar; 6. a moving member; 61. a fixed tube; 611. a snap ring; 62. a connecting rod; 621. clamping a plate; 63. a connecting plate; 64. a pressure spring; 65. a universal wheel; 7. a pusher member; 71. a connecting rod; 72. an extension rod; 73. a limiting block; 74. a limiting rod; 75. a limit buckle; 76. a handle; 8. a drive member; 81. and (7) a supporting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a nitrogen gas modified atmosphere storage device. Referring to fig. 1 and 2, the nitrogen controlled atmosphere storage device comprises a nitrogen making machine 1 and a moving device 2 installed on the nitrogen making machine 1, wherein the moving device 2 comprises a main support frame 21 and a secondary support frame 22, the main support frame 21 and the secondary support frame 22 are hinged and the hinged shaft is parallel to the center line of the nitrogen making machine 1, the main support frame 21 is closed towards the nitrogen making machine 1 and opened away from the nitrogen making machine 1 around the hinged shaft, locking pieces 3 are arranged on the main support frame 21 and the secondary support frame 22, the main support frame 21 and the secondary support frame 22 are connected or opened through the locking pieces 3, when the main support frame 21 and the secondary support frame 22 are locked, an upper support hole 41 is formed at the position of the moving device 2 close to the top of the nitrogen making machine 1, the aperture of the upper support hole 41 is larger than the diameter of the nitrogen making machine 1, a lower support hole 51 is formed at the position of the moving device 2 abutting against the bottom of the nitrogen making machine, the central lines of the upper supporting holes 41 and the lower supporting holes 51 are collinear with the central line of the nitrogen making machine 1, the bottom of the nitrogen making machine 1 is fixedly connected with a base 11, the length of the base 11 in the height direction of the nitrogen making machine 1 is equal to the distance from the upper supporting holes 41 to the ground, the base 11 penetrates through the lower supporting holes 51 to be abutted against the ground, and the main supporting frame 21 and the auxiliary supporting frame 22 are both connected with moving pieces 6 which enable the main supporting frame 21 and the auxiliary supporting frame 22 to move.

Referring to fig. 1, the top and bottom of the nitrogen generator 1 are both hollow hemispheres, and the middle is a hollow cylinder.

Referring to fig. 1, the pushing member 7 is hinged on the side surface of the supporting upper plate 4 perpendicular to the connecting member, the hinge shaft of the pushing member 7 is parallel to the length direction of the side surface, the pushing member 7 comprises a connecting rod 71 hinged with the supporting upper plate 4, the end part of the connecting rod 71 far away from the hinge position is fixedly connected with an extension rod 72, the extension rod 72 extends towards the position far away from the nitrogen making machine 1 and is perpendicular to the side surface of the hinge position, the included angle between the connecting rod 62 and the connecting rod 71 is 120 degrees in the embodiment, other embodiments can also be 100 degrees, 130 degrees and the like, the end part of the extension rod 72 far away from the connecting rod 71 is fixedly connected with a square handle 76 for inserting a hand, the end surface of the support upper plate 4 far away from the support lower plate 5 is fixedly connected with a limiting block 73, the surface of the limiting block 73 close to the connecting rod 71 can be abutted against the connecting rod 71 and is parallel to the connecting rod 71, and the limiting block 73 limits the connecting rod 71 to continue to rotate around the hinge shaft in the direction far away from the support lower plate 5.

Referring to fig. 1, a side surface where the connecting rod 71 is located is hinged to a limiting rod 74, the limiting rod 74 is located between the hinged position of the pushing member 7 and the lower supporting plate 5, a hinged shaft of the limiting rod 74 is parallel to a hinged shaft of the connecting rod 71, and an end portion, far away from the hinged position, of the limiting rod 74 is fixedly connected with a limiting buckle 75 clamped on the extension rod 72.

Referring to fig. 1, fixedly connected with supporting shoe 81 on the outer wall of nitrogen generator 1, supporting shoe 81 is the rectangle piece, supporting shoe 81 has two and distributes at the same diameter both ends of nitrogen generator 1, supporting shoe 81 is located and supports between the top of upper plate 4 and nitrogen generator 1, supporting shoe 81 is close to the sunken slot that has of terminal surface that supports upper plate 4, support upper plate 4 and keep away from the driving piece 8 that inserts the slot of the face fixedly connected with who supports hypoplastron 5, driving piece 8 drive nitrogen generator 1 rises towards the direction of keeping away from ground and retracts towards the direction of being close to ground, driving piece 8 is the pneumatic cylinder, the tip that supports upper plate 4 is kept away from to the hydraulic stem of pneumatic cylinder inserts in the slot.

Referring to fig. 1 and 2, main support frame 21 includes main upper support plate 43 and main lower support plate 44, main upper support plate 43 and main lower support plate 44 are rectangular plates, main upper support plate 43 is close to nitrogen generator 1 top, main lower support plate 44 is close to nitrogen generator 1 bottom, main upper support plate 43 and main lower support plate 44 are parallel to each other and all run through main semicircle orifice on the face, auxiliary support frame 22 includes vice upper support plate 52 and vice lower support plate 53, vice upper support plate 52 and vice lower support plate 53 are rectangular plates, vice upper support plate 52 is close to nitrogen generator 1 top, vice lower support plate 53 is close to nitrogen generator 1 bottom, vice upper support plate 52 and vice lower support plate 53 are parallel to each other and all run through on the face has vice semicircle orifice, upper support hole 41 is formed by combining main semicircle orifice and vice semicircle orifice close to nitrogen generator 1 top, lower support hole 51 is formed by combining main semicircle orifice and vice semicircle orifice close to nitrogen generator 1 bottom.

Referring to fig. 1 and 2, the main upper supporting plate 43 and the auxiliary upper supporting plate 52 form a supporting upper plate 4 through connecting pieces, the main lower supporting plate 44 and the auxiliary lower supporting plate 53 form a supporting lower plate 5 through connecting pieces, four supporting rods 54 are fixedly connected to the end surface of the supporting upper plate 4 far away from the top of the nitrogen making machine 1, the supporting rods 54 are close to the right angle of the supporting upper plate 4 and perpendicular to the supporting upper plate 4, and the end parts of the supporting rods 54 far away from the supporting upper plate 4 are fixedly connected with the supporting lower plate 5.

Referring to fig. 3, the pore wall circumference equipartition of going up supporting hole 41 has a plurality of shock-absorbing parts 42 that support tightly with nitrogen generator 1 outer wall, shock-absorbing parts 42 include the damping spring 421 of fixed connection at the pore wall of last supporting hole 41, damping spring 421 stretches out and retracts along the direction of perpendicular nitrogen generator 1 outer wall, the tip fixedly connected with buffer plate 422 of pore wall is kept away from to damping spring 421, buffer plate 422 is the arc of the outer wall shape laminating with nitrogen generator 1, the material of buffer plate 422 that uses in this embodiment is the styrene copolymer, other embodiments can also be polyvinyl chloride copolymer, polyamide copolymer etc., fixedly connected with subtracts on the terminal surface that buffer plate 422 is close to nitrogen generator 1 and hinders layer 423, the material that drag reduction layer 423 used is polytetrafluoroethylene.

Referring to fig. 3 and 4, four moving members 6 are provided, which are respectively located at the corners of the nitrogen making machine 1 based on the principle of the main upper support plate 43 and the sub-lower support plate 53, each moving member 6 includes a fixed tube 61 fixedly connected to the support lower plate 5 far away from the support upper plate 4, the fixed tube 61 is a round rod and perpendicular to the support lower plate 5, a connecting rod 62 is inserted into the fixed tube 61, the connecting rod 62 is a round rod, the outer diameter of the connecting rod 62 is smaller than the inner diameter of the fixed tube 61, the center line of the connecting rod 62 is collinear with the center line of the fixed tube 61, the end of the connecting rod 62 far away from the fixed tube 61 is connected with a connecting plate 63, the connecting plate 63 is perpendicular to the connecting rod 62, the connecting plate 63 is a square plate, the fixed tube 61 and the connecting rod 62 are sleeved with a compression spring 64, the compression spring 64 abuts against the support lower plate 5 and the connecting plate 63, the connecting plate 63 is left with a cavity in the fixed tube 61 in the height direction in the standing state of the nitrogen making machine 1, the end of the fixed tube 61 far away from the support lower plate 5 is fixedly connected with a clamping ring 611, the end fixedly connected with cardboard 621 of connecting rod 62 in fixed pipe 61, cardboard 621 is the plectane, and the diameter of cardboard 621 is less than the internal diameter of fixed pipe 61 and is greater than the inner ring diameter of joint ring 611, is connected with the universal wheel 65 of area brake on the face that connecting rod 62 was kept away from to connecting plate 63.

The implementation principle of the nitrogen controlled atmosphere storage device in the embodiment of the application is as follows: when moving nitrogen machine 1, open retaining member 3, open main support frame 21 and auxiliary support frame 22, make mobile device 2 move to lower support hole 51 and nitrogen machine 1 bottom butt, base 11 runs through upper support hole 41 completely and supports with ground butt, nitrogen machine 1 runs through upper support hole 41 and extends towards the direction of keeping away from lower support hole 51, later locking retaining member 3, make main support frame 21 and auxiliary support frame 22 stable connection, promote mobile device 2 at last, nitrogen machine 1 removes to the assigned position with the help of moving member 6.

The nitrogen making machine 1 and the moving device 2 are integrated by clamping the nitrogen making machine 1 through the main support frame 21 and the auxiliary support frame 22 on the controlled atmosphere storage device, and the nitrogen making machine 1 is moved by the moving piece 6, so that the nitrogen controlled atmosphere storage device is easier and more convenient to move to a specified position.

The included angle between the extension rod and the connecting rod is 100 degrees, 120 degrees and 130 degrees, so that the pushing piece is more labor-saving in pushing, and the nitrogen gas modified storage device is easier to move.

The pushing piece 7 is limited in the rotating direction by the limiting block 73 and the limiting rod 74, so that the pushing piece 7 is more stable in use, the pushing piece 7 rotates to the side face of the supporting upper plate 4 and is perpendicular to the supporting upper plate 4, the protruding pushing piece 7 is not easy to touch people, and the safety of the nitrogen gas modified storage device is improved.

There is the drive piece 8 that drive nitrogen making machine 1 rises towards the direction of keeping away from ground and withdraw towards the direction of being close to ground through the outer wall connection of nitrogen making machine 1, has the slot that supplies 8 one end male of drive piece on the supporting shoe for nitrogen making machine 1 is when keeping away from the ground direction removal, and supporting shoe and drive piece 8 can link together more steadily, makes nitrogen making machine 1 be difficult for dropping, thereby has improved the security of gas conditioning storage device removal in-process.

Before the nitrogen generator 1 moves, the nitrogen generator 1 pushes the base 11 of the nitrogen generator 1 to leave the bottom surface through the driving piece 8, so that the nitrogen generator 1 is not easy to topple due to friction in the moving process.

The upper supporting plate 4 and the lower supporting plate 5 are fixedly connected through the supporting rod 54, so that the stability of the mobile device 2 is better, the upper supporting plate 4 and the lower supporting plate 5 are stably connected, and the stability of the modified atmosphere storage device is improved.

Through setting up damping spring 421, damping spring 421 has great elastic potential energy when the compression, can offset nitrogen generator 1 in the use for nitrogen generator 1's removal in-process is more stable and difficult for empting, thereby has increased the security that removes nitrogen generator 1.

Leave cavity and pressure spring 64 and cup joint on fixed pipe 61 and connecting rod 62 through between fixed pipe 61 and the connecting rod 62, constitute shock-absorbing structure, make nitrogen generator 1 at the removal in-process or the vibrations that the during operation produced offset partly, make the gas-regulating device more stable, through cardboard 621 and joint ring 611's setting, make connecting rod 62 difficult break away from fixed pipe 61, thereby make shock-absorbing structure more stable.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. A nitrogen gas modified storage device comprises a nitrogen making machine (1) and a mobile device (2) installed on the nitrogen making machine (1), and is characterized in that: the moving device (2) comprises a main support frame (21) and an auxiliary support frame (22) hinged with the main support frame (21), locking pieces (3) for locking and unlocking the main support frame (21) and the auxiliary support frame (22) are connected between the main support frame (21) and the auxiliary support frame (22), a support upper plate (4) and a support lower plate (5) are formed when the main support frame (21) and the auxiliary support frame (22) are locked, an upper support hole (41) is formed in the support upper plate (4), a lower support hole (51) is formed in the support lower plate (5), the inner diameter of the upper support hole (41) is larger than the outer diameter of the nitrogen making machine (1), the inner diameter of the lower support hole (51) is smaller than the outer diameter of the nitrogen making machine (1), the central line of the upper support hole (41) is collinear with the central line of the lower support hole (51), a base (11) is fixedly connected to the bottom of the nitrogen making machine (1), and the main support frame (21) and the auxiliary support frame (22) are locked, nitrogen making machine (1) runs through upper supporting hole (41) and lower supporting hole (51) and base (11) pass lower supporting hole (51) and ground butt, main tributary strut frame (21) and assistant support frame (22) all are connected with can make main tributary strut frame (21) and assistant support frame (22) moving member (6) that remove.

2. The modified atmosphere storage device for nitrogen of claim 1, wherein: go up supporting hole (41) circumference equipartition and have a plurality of shock attenuation portions (42), shock attenuation portion (42) support tightly with the outer wall of nitrogen making machine (1), shock attenuation portion (42) include damping spring (421), shock attenuation portion (42) are stretched out or are retracted along the direction of perpendicular nitrogen making machine (1) outer wall.

3. The modified atmosphere storage device of nitrogen of claim 2, wherein: the end part of the shock absorption part (42) far away from the hole wall is fixedly connected with a buffer sheet (422), and the buffer sheet (422) is an arc-shaped plate attached to the outer wall of the nitrogen making machine (1) in shape.

4. The modified atmosphere storage device of nitrogen of claim 3, wherein: the material of the buffer sheet (422) is any one of styrene copolymer, polyvinyl chloride copolymer and polyamide copolymer.

5. The modified atmosphere storage device of nitrogen of claim 3 or 4, wherein: the buffer sheet (422) is fixedly connected with a resistance reducing layer (423) on the end face close to the nitrogen making machine (1), and the resistance reducing layer (423) is made of polytetrafluoroethylene.

6. The modified atmosphere storage device for nitrogen of claim 1, wherein: the moving piece (6) comprises a fixed pipe (61) fixedly connected to a support lower plate (5) and far away from a support upper plate (4), a connecting rod (62) is inserted into the fixed pipe (61), a pressure spring (64) is sleeved on the fixed pipe (61) and the connecting rod (62), and a cavity is reserved in the fixed pipe (61) along the height direction of the connecting rod (62) in the standing state of the nitrogen making machine (1).

7. The modified atmosphere storage device of nitrogen of claim 6, wherein: the end part, far away from the supporting lower plate (5), of the fixing pipe (61) is fixedly connected with a clamping ring (611), the end part, in the fixing pipe (61), of the connecting rod (62) is fixedly connected with a clamping plate (621), and the size of the clamping plate (621) is smaller than the inner diameter of the fixing pipe (61) and larger than the inner ring diameter of the clamping ring (611).

8. The modified atmosphere storage device for nitrogen of claim 1, wherein: the nitrogen making machine is characterized in that a plurality of supporting blocks (81) are fixedly connected to the outer wall of the nitrogen making machine (1), the supporting blocks (81) are located between the supporting upper plate (4) and the top of the nitrogen making machine (1), a driving piece (8) is connected to the end face, close to the supporting upper plate (4), of each supporting block (81), and the driving piece (8) drives the nitrogen making machine (1) to ascend towards the direction far away from the ground and retract towards the direction close to the ground.

9. The modified atmosphere storage device for nitrogen of claim 1, wherein: the opposite side of the supporting upper plate (4) is connected with a pushing piece (7).

10. The modified atmosphere storage device of nitrogen of claim 9, wherein: the pushing piece (7) is hinged to the supporting upper plate (4), a hinged shaft of the pushing piece (7) is parallel to the length direction of the side face where the pushing piece is located, the supporting upper plate (4) is connected with a limiting pushing piece (7) to continue to rotate around the hinged shaft in the direction far away from the supporting lower plate (5), the side face where the pushing piece (7) is located is hinged to a limiting rod (74), the limiting rod (74) is located between the hinged position of the pushing piece (7) and the supporting lower plate (5), the hinged shaft of the limiting rod (74) is parallel to the hinged shaft of the connecting rod (71), and the end portion, far away from the hinged position, of the limiting rod (74) is connected with a limiting buckle (75) clamped on the extending rod (72).

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