CN216923985U

CN216923985U - Automatic nitrogen-filling vacuum box

Info

Publication number: CN216923985U
Application number: CN202220281179.2U
Authority: CN
Inventors: 张广岩
Original assignee: Shanghai Dengsheng Instrument Manufacturing Co ltd
Current assignee: Shanghai Dengsheng Instrument Manufacturing Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-07-08
Anticipated expiration: 2032-02-11

Abstract

The utility model belongs to the field of gas storage, in particular to an automatic nitrogen-filling vacuum box, which comprises a base and a grinding mechanism, wherein a groove is formed in the middle position of the base, a collecting tank is arranged in the groove, the top of the base is provided with the grinding box, the inner side of the grinding box is provided with a discharging plate, a fixing nail penetrates through the end part of the discharging plate, the end part of the fixing nail is provided with a connecting plate, the grinding mechanism is arranged at the top end of the base, the side of the grinding mechanism is provided with a feeding pipe, a sieve plate is arranged in the middle position of the feeding pipe, the side of the sieve plate is provided with a connecting nail, the end part of the connecting nail is provided with a supporting plate, and a user can open a rotary valve by starting a vacuum pump; the utility model solves the problems that the nitrogen in the box is inconvenient to be prevented from leaking in the automatic nitrogen filling process, and the closed environment and the vacuum environment in the vacuum box are inconvenient to maintain through the arrangement of the nitrogen box and the outer sealing strip.

Description

Automatic nitrogen-filling vacuum box

Technical Field

The utility model relates to the field of gas storage, in particular to an automatic nitrogen-filling vacuum box.

Background

The vacuum box is used for degassing of objects with high gas content, such as powder, colloid and the like, and has the characteristics of high degassing speed, high automation degree and the like. The vacuum storage container is suitable for vacuum storage of electronic and electrical products, such as semiconductors, electronic and electrical components, wafers, chemical raw materials, metallurgical powder and the like, and has the functions of moisture prevention, oxidation discoloration prevention and the like; the method has good application in the technical process of vacuum glue pouring and bubble elimination.

The existing vacuum box equipment has the problems that the nitrogen in the box is not convenient to leak in the automatic nitrogen filling process, and the closed environment and the vacuum environment in the vacuum box are not convenient to keep.

Therefore, the automatic nitrogen-filling vacuum box is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up the deficiency of the prior art, the problems that the nitrogen in the box is not convenient to leak in the automatic nitrogen filling process, and the closed environment and the vacuum environment in the vacuum box are not convenient to keep are solved.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model discloses an automatic nitrogen-filling vacuum box which comprises a main body and a box door, wherein a vacuum barometer is arranged at the upper end of the main body, a vacuum pump is arranged below the main body, an exhaust pipe is arranged at the end part of the vacuum pump, a rotating valve is arranged on the outer wall of the exhaust pipe, a nitrogen box is arranged on the outer side of the vacuum pump, the box door is arranged on the side of the main body, an outer sealing strip is arranged on the inner side of the box door, an inner sealing strip is arranged on the inner side of the main body, a hinge is arranged at the end part of the box door, a fixed locking plate is arranged on the side of the box door, and a spring lock catch is arranged on the side of the fixed locking plate.

Preferably, a thread structure is arranged between the air exhaust pipe and the rotary valve, and the main body and the air exhaust pipe form a communication structure.

Preferably, the nitrogen box includes inflation inlet, spiral shell lid, gas bucket, electric putter, gas tube and electric valve, the tip of inflation inlet is provided with the spiral shell lid, and the outside of inflation inlet is provided with the gas bucket, the inboard of gas bucket is provided with electric putter, and the tip of gas bucket is provided with the gas tube, the outer wall of gas tube is provided with electric valve.

Preferably, inflation inlet and spiral shell lid set up to threaded connection, and the inflation inlet sets up for the slope about nitrogen gas case horizontal line, nitrogen gas case and gas bucket constitute the connectivity, and gas bucket and electric putter set up to the block and are connected.

Preferably, the box door sets up to the block structure through mutually supporting of outer sealing strip and inner sealing strip with the main part, and outer sealing strip and inner sealing strip set up to the flexible glue material.

Preferably, the fixed locking plate and the spring lock catch are arranged to be in a clamping structure, and the spring lock catch and the main body are integrally arranged.

The utility model has the advantages that:

1. the device is provided with the vacuum pump, a user can open the rotary valve by starting the vacuum pump, so that air in the main body is pumped out through the air pumping pipe, then, the air pressure is displayed to reach the standard through the arrangement of the vacuum barometer, and the vacuum pump and the rotary valve can be closed after the environment in the main body is close to vacuum, so that the damage to a machine caused by overlarge working load of the vacuum pump is prevented;

2. the device is provided with a nitrogen box, a user can open an inflation inlet through the arrangement of threaded connection of the inflation inlet and a screw cap, the nitrogen is lighter than oxygen, the user can easily fill the nitrogen into the nitrogen box through the arrangement of inclination of the inflation inlet, then, the nitrogen is filled into the main body by starting an electric push rod, the electric frequency of the electric push rod and the electric valve is the same, the nitrogen in the main body is prevented from flowing backwards, the workload is increased, and the working efficiency is lowered;

3. this device is provided with outer sealing strip and inner sealing strip, the user can be through the material of its flexible glue, along with the user opens and shuts the chamber door and easily with outer sealing strip and inner sealing strip block, the turning of multiple closed main part is with folding design, thereby keep the closed environment in making the main part, the user is when filling nitrogen gas in to the main part, nitrogen gas can not reveal from the turning of main part avris, and the user is closing the chamber door, after the start work, can be through the setting of fixed jam plate and spring shackle, simple convenient is fixed main part and chamber door, avoid the chamber door accident to open, the condition that nitrogen gas revealed takes place.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of the overall front view of the present invention;

FIG. 2 is a schematic perspective view of the present invention in an overall side view;

FIG. 3 is a schematic perspective view of the overall rear view of the present invention;

fig. 4 is a schematic perspective view of the nitrogen box of the present invention.

In the figure: 1. a main body; 2. a vacuum barometer; 3. a vacuum pump; 4. an exhaust pipe; 5. a rotary valve; 6. a nitrogen box; 601. an inflation inlet; 602. a screw cap; 603. a gas barrel; 604. an electric push rod; 605. an inflation tube; 606. an electrically operated valve; 7. a box door; 8. an outer seal strip; 9. an inner seal strip; 10. a hinge; 11. fixing the locking plate; 12. and (4) spring locking.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an automatic nitrogen-filling vacuum box includes a main body 1 and a box door 7, a vacuum barometer 2 is disposed at the upper end of the main body 1, a vacuum pump 3 is disposed below the main body 1, an exhaust tube 4 is disposed at the end of the vacuum pump 3, a rotary valve 5 is disposed on the outer wall of the exhaust tube 4, a nitrogen box 6 is disposed on the outer side of the vacuum pump 3, the box door 7 is disposed on the lateral side of the main body 1, an outer sealing strip 8 is disposed on the inner side of the box door 7, an inner sealing strip 9 is disposed on the inner side of the main body 1, a hinge 10 is disposed at the end of the box door 7, a fixed locking plate 11 is disposed on the lateral side of the box door 7, and a spring lock 12 is disposed on the lateral side of the fixed locking plate 11.

The threaded structure is arranged between the air exhaust pipe 4 and the rotary valve 5, the main body 1 and the air exhaust pipe 4 form a communication structure, a user can open the rotary valve 5 by starting the vacuum pump 3, so that air in the main body 1 is exhausted through the air exhaust pipe 4, then, the air pressure is displayed to reach the standard through the arrangement of the vacuum barometer 2, and the vacuum pump 3 and the rotary valve 5 can be closed after the environment in the main body 1 is close to vacuum, so that the machine is prevented from being damaged due to overlarge working load of the vacuum pump 3;

the nitrogen box 6 comprises an inflation inlet 601, a screw cap 602, a gas barrel 603, an electric push rod 604, an inflation pipe 605 and an electric valve 606, the screw cap 602 is arranged at the end part of the inflation inlet 601, the gas barrel 603 is arranged at the outer side of the inflation inlet 601, the electric push rod 604 is arranged at the inner side of the gas barrel 603, the inflation pipe 605 is arranged at the end part of the gas barrel 603, the electric valve 606 is arranged at the outer wall of the inflation pipe 605, a user can automatically fill nitrogen into the main body 1 through the arrangement of the nitrogen box 6, and the nitrogen in the main body 1 is prevented from flowing backwards, so that the workload is increased, and the working efficiency is lowered;

the inflation inlet 601 and the screw cap 602 are in threaded connection, the inflation inlet 601 is obliquely arranged relative to the horizontal line of the nitrogen box 6, the nitrogen box 6 and the gas barrel 603 form a communication structure, the gas barrel 603 and the electric push rod 604 are in clamping connection, a user can open the inflation inlet 601 through the arrangement of the threaded connection of the inflation inlet 601 and the screw cap 602, the nitrogen is lighter than the oxygen, and the user can easily fill the nitrogen into the nitrogen box 6 through the oblique arrangement of the inflation inlet 601;

the box door 7 is of a clamping structure with the main body 1 through mutual matching of the outer sealing strip 8 and the inner sealing strip 9, the outer sealing strip 8 and the inner sealing strip 9 are made of soft rubber materials, a user can easily clamp the outer sealing strip 8 and the inner sealing strip 9 through the soft rubber materials of the outer sealing strip 8 and the inner sealing strip 9 along with opening and closing of the box door 7, and the corners of the main body 1 are sealed in multiple ways through a folding design, so that a sealed environment is kept in the main body 1, and when the user fills nitrogen into the main body 1, the nitrogen cannot leak from the corners of the side of the main body 1;

the fixed locking plate 11 and the spring lock catch 12 are arranged to be in a clamping structure, the spring lock catch 12 and the main body 1 are arranged integrally, and a user can simply and conveniently fix the main body 1 and the box door 7 through the arrangement of the fixed locking plate 11 and the spring lock catch 12, so that the situation that the box door 7 is opened accidentally and nitrogen is leaked is avoided;

the working principle is as follows: the user can open the rotary valve 5 by starting the vacuum pump 3, so as to draw out the air in the main body 1 through the air suction pipe 4, then, through the setting of the vacuum barometer 2, it is shown that the air pressure reaches the standard, after the environment in the main body 1 is close to vacuum, the vacuum pump 3 and the rotary valve 5 can be closed, then, the user can open the air charging port 601 through the setting of the screw cap 602 and the screw cap threaded connection, and the nitrogen is lighter than the oxygen, the user can conveniently fill the nitrogen into the nitrogen box 6 through the setting of the air charging port 601 inclined, then, through starting the electric push rod 604, when the electric push rod 604 is lifted, the nitrogen enters the air barrel 603 from the nitrogen box 6, when the electric push rod 604 is pressed down, the gas enters the inner pipe 603 of the air barrel through the electric valve 606 arranged on the outer wall of the air charging pipe 605, and enters the main body 1 along the air charging pipe 605, and the electric push rod 604 and the electric valve 606 are set with the same electric frequency, electric valve 606 closes when electric putter 604 rises, and electric valve 606 opens when electric putter 604 pushes down, avoids the nitrogen gas refluence in the main part 1 to, the user can be through the material of outer sealing strip 8 and its flexible glue of inner sealing strip 9, along with the user opens and shuts the chamber door 7 and easily with outer sealing strip 8 and inner sealing strip 9 block, and the user is closing chamber door 7, after the start work, can be fixed with main part 1 and chamber door 7 through the setting of fixed jam plate 11 and spring catch 12.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides an automatic nitrogen vacuum box fills, includes main part (1) and chamber door (7), its characterized in that: the upper end of main part (1) is provided with vacuum barometer (2), and the below of main part (1) is provided with vacuum pump (3), the tip of vacuum pump (3) is provided with exhaust tube (4), and the outer wall of exhaust tube (4) is provided with rotary valve (5), the outside of vacuum pump (3) is provided with nitrogen box (6), chamber door (7) set up in the avris of main part (1), and the inboard of chamber door (7) is provided with weather strip (8) to the inboard of main part (1) is provided with inside seal strip (9), the tip of chamber door (7) is provided with hinge (10), and the avris of chamber door (7) is provided with fixed jam plate (11), the avris of fixed jam plate (11) is provided with spring lock (12).

2. The automatic nitrogen-filling vacuum box according to claim 1, characterized in that: a threaded structure is arranged between the air exhaust pipe (4) and the rotating valve (5), and the main body (1) and the air exhaust pipe (4) form a communicating structure.

3. The automatic nitrogen-filling vacuum box according to claim 1, characterized in that: the nitrogen box (6) comprises an inflation inlet (601), a screw cap (602), a gas barrel (603), an electric push rod (604), an inflation pipe (605) and an electric valve (606), the screw cap (602) is arranged at the end of the inflation inlet (601), the gas barrel (603) is arranged on the outer side of the inflation inlet (601), the electric push rod (604) is arranged on the inner side of the gas barrel (603), the inflation pipe (605) is arranged at the end of the gas barrel (603), and the electric valve (606) is arranged on the outer wall of the inflation pipe (605).

4. The automatic nitrogen-filling vacuum box according to claim 3, characterized in that: inflation inlet (601) set up to threaded connection with spiral shell lid (602), and inflation inlet (601) set up for the slope about nitrogen case (6) water flat line, nitrogen case (6) constitute the connectivity structure with gas bucket (603), and gas bucket (603) set up to the block with electric putter (604) and are connected.

5. The automatic nitrogen-filling vacuum box according to claim 1, characterized in that: the box door (7) is matched with the main body (1) through the outer sealing strip (8) and the inner sealing strip (9) to form a clamping structure, and the outer sealing strip (8) and the inner sealing strip (9) are made of soft rubber materials.

6. The automatic nitrogen-filling vacuum box according to claim 1, characterized in that: the fixed lock plate (11) and the spring lock catch (12) are arranged to be of a clamping structure, and the spring lock catch (12) and the main body (1) are arranged integrally.