阅读说明：本技术 一种具有主动防护单元的氮吹仪 (Nitrogen blows appearance with initiative protection unit ) 是由 严庆庆 朱庆文 陈俊林 于 2021-07-15 设计创作，主要内容包括：本发明公开了一种具有主动防护单元的氮吹仪,涉及氮吹仪技术领域,具体为氮吹仪框体和底座,所述氮吹仪框体内部设置有外置护板,且外置护板后端的外部安装有电动滑轨,所述电动滑轨的外部设置有滑块,且滑块内部的两端均安装有活动杆,所述活动杆外部的一端设置有固定杆,所述滑块顶部外部安装有衔接板,且衔接板外部的一端设置有插入管,所述衔接板外部的右端连接有引导管。该一种具有主动防护单元的氮吹仪,辅助组件设置在收纳框外部一侧,形成一个容纳腔,从而能够为散热组件提供放置的空间,为后续对散热组件的收纳防护提供便捷,同时辅助组件与收纳框之间局部为连通状态,能够保证空气的流通,为后续对氮吹仪的散热提供方便。(The invention discloses a nitrogen blowing instrument with an active protection unit, and relates to the technical field of nitrogen blowing instruments, in particular to a nitrogen blowing instrument frame body and a base, wherein an external protection plate is arranged inside the nitrogen blowing instrument frame body, an electric slide rail is arranged outside the rear end of the external protection plate, a slide block is arranged outside the electric slide rail, movable rods are arranged at two ends inside the slide block, a fixed rod is arranged at one end outside the movable rods, a connecting plate is arranged outside the top of the slide block, an insertion pipe is arranged at one end outside the connecting plate, and a guide pipe is connected to the right end outside the connecting plate. This kind of nitrogen blows appearance with initiative protection unit, the auxiliary assembly sets up and accomodates frame outside one side, forms one and holds the chamber to can provide the space of placing for radiator unit, it is convenient for follow-up accomodating the protection to radiator unit, the auxiliary assembly and accomodate the local for the connected state between the frame simultaneously, can guarantee the circulation of air, it is convenient for follow-up heat dissipation to the nitrogen blows appearance.)

1. The nitrogen blowing instrument with the active protection unit is characterized by comprising a nitrogen blowing instrument frame body (1) and a base (18), wherein an external protection plate (14) is arranged inside the nitrogen blowing instrument frame body (1), an electric sliding rail (8) is arranged outside the rear end of the external protection plate (14), a sliding block (7) is arranged outside the electric sliding rail (8), movable rods (4) are arranged at two ends inside the sliding block (7), a fixed rod (6) is arranged at one end outside the movable rods (4), a connecting plate (3) is arranged outside the top of the sliding block (7), an inserting pipe (5) is arranged at one end outside the connecting plate (3), a guide pipe (2) is connected to the right end outside the connecting plate (3), a containing frame (9) is arranged outside the nitrogen blowing instrument frame body (1), and a limiting component (10) is arranged at two ends inside the containing frame (9), the lower end of the nitrogen blowing instrument frame body (1) is provided with an adapter plate (15), the lower end of the adapter plate (15) is provided with a first hydraulic air rod (17), the outer portion of the first hydraulic air rod (17) is provided with an expansion bracket (16), the base (18) is located on the outer portion of the bottom of the expansion bracket (16), two ends of the top of the inner portion of the containing frame (9) are provided with slide rails (21), a baffle (11) is arranged inside the slide rails (21), one end of the outer portion of the baffle (11) is connected with a clamping plate (12), one end of the outer portion of the clamping plate (12) is provided with an extension block (13), one end of the outer portion of the containing frame (9) is provided with an auxiliary assembly (19), the auxiliary assembly (19) comprises a limiting groove (1901), a dustproof opening (1902) and a slide way (1903), the inner portion of the limiting groove (1901) is provided with a dustproof opening (1902), two ends of the outer portion of the limiting groove (1901) are provided with slide ways (1903), and a heat dissipation component (20) is arranged at one end of the outside of the auxiliary component (19) close to the containing frame (9).

2. The nitrogen blowing instrument with the active protection unit according to claim 1, wherein the width of the receiving frame (9) is larger than the outside of the nitrogen blowing instrument frame body (1), the receiving frame (9) is fixedly connected with the sliding rail (21), and the sliding rail (21) and the receiving frame (9) are not in the same height level.

3. A nitrogen blowing instrument with an active protection unit according to claim 1, characterized in that the inside of the chute (1903) is a hollow structure, and the chute (1903) is symmetrically distributed about the vertical center line of the heat dissipating assembly (20).

4. The nitrogen blowing instrument with the active protection unit according to claim 1, wherein the limiting assembly (10) comprises a built-in plate (1001), an electric push rod (1002) and a push plate (1003), the electric push rod (1002) is arranged at one end of the outside of the built-in plate (1001), and the push plate (1003) is installed at one end of the outside of the electric push rod (1002).

5. The nitrogen blowing instrument with the active protection unit according to claim 4, wherein the push plate (1003) is closely attached to the electric push rod (1002), the other end of the outer portion of the electric push rod (1002) is fixedly connected with the built-in plate (1001), and the built-in plates (1001) are provided with two groups.

6. The nitrogen blowing instrument with the active protection unit is characterized in that the first hydraulic gas rod (17) is connected with the adapter plate (15) in a welding mode, the adapter plate (15) is fixedly connected with the nitrogen blowing instrument frame body (1), and the nitrogen blowing instrument frame body (1) forms a lifting structure through the expansion bracket (16), the first hydraulic gas rod (17) and the base (18).

7. The nitrogen blowing instrument with the active protection unit according to claim 1, wherein the heat dissipation assembly (20) comprises a top plate (2001), a fixing block (2002), a fan (2003), a second hydraulic air rod (2004) and a connecting slider (2005), the fixing block (2002) is arranged at each of two ends of the outer portion of the top plate (2001), the fan (2003) is installed at the lower end of the outer portion of the top plate (2001), the connecting slider (2005) is arranged at one end of the outer portion of the fan (2003) far away from the fixing block (2002), and the second hydraulic air rod (2004) is installed at the center line of one end of the outer portion of the auxiliary assembly (19).

8. The nitrogen blowing instrument with the active protection unit according to claim 7, wherein the second hydraulic air rod (2004) and the heat dissipation assembly (20) are connected by welding, and the outer surface of the heat dissipation assembly (20) is parallel to the heat dissipation assembly (20).

9. The nitrogen blowing instrument with the active protection unit according to claim 7, wherein the connection slider (2005) is movably connected with the slideway (1903), and the connection sliders (2005) are symmetrically distributed about a vertical center line of the second hydraulic air rod (2004).

10. The nitrogen blowing instrument with the active protection unit according to claim 7, characterized in that the top plate (2001) and the fixing block (2002) are integrated, and the shape structure of the outside of the fixing block (2002) is matched with the shape structure of the top of the inside of the slide way (1903).

Technical Field

The invention relates to the technical field of nitrogen blowing instruments, in particular to a nitrogen blowing instrument with an active protection unit.

Background

Nitrogen blow dryer (Termovap Sample Concentrator) is also known as: nitrogen gas enrichment facility, nitrogen gas sweep the appearance, nitrogen gas blows concentrated appearance, and the concentrated appearance of sample is called for short: nitrogen blowing instrument, nitrogen blowing instrument and concentration instrument. Usually, nitrogen is blown into the surface of the heated sample to concentrate the sample, which has the characteristics of time saving, convenient operation, easy control and the like, and can quickly obtain expected results. The method is widely applied to the industries of pesticide residue analysis, commodity inspection, food, environment, pharmacy, biological products and the like and the sample preparation in liquid phase, gas phase and mass spectrum analysis.

The protection can not initiatively be accomodate when need not using the nitrogen blowing appearance to current nitrogen blowing appearance in the use, and inconvenient user transports it and removes, can not carry out synchronous adjustment according to user's height needs simultaneously, has the problem of using the limitation.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a nitrogen blowing instrument with an active protection unit, which solves the problems that the prior nitrogen blowing instrument cannot be actively stored and protected when the nitrogen blowing instrument is not needed in the using process, the nitrogen blowing instrument is inconvenient for a user to transport and move, and cannot be synchronously adjusted according to the height requirement of the user, so that the use limitation exists in the prior art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a nitrogen blowing instrument with an active protection unit comprises a nitrogen blowing instrument frame body and a base, wherein an external protection plate is arranged inside the nitrogen blowing instrument frame body, an electric slide rail is arranged outside the rear end of the external protection plate, a slide block is arranged outside the electric slide rail, movable rods are arranged at two ends inside the slide block, a fixed rod is arranged at one end outside the movable rod, a connecting plate is arranged outside the top of the slide block, an inserting pipe is arranged at one end outside the connecting plate, a guide pipe is connected to the right end outside the connecting plate, a containing frame is arranged outside the nitrogen blowing instrument frame body, limiting assemblies are arranged at two ends inside the containing frame, an adapter plate is arranged at the lower end of the nitrogen blowing instrument frame body, a first hydraulic air rod is arranged at the lower end of the adapter plate, a telescopic frame is arranged outside the first hydraulic air rod, and the base is positioned outside the bottom of the telescopic frame, the slide rail is all installed at accomodate inside top both ends of frame, and the inside of slide rail is provided with the baffle, the outside one end of baffle is connected with the cardboard, and the outside one end of cardboard installs the extension piece, accomodate the outside one end of frame and be provided with auxiliary assembly, and auxiliary assembly includes spacing groove, dust vent and slide, the inside of spacing groove is provided with the dust vent, the slide is all installed at the outside both ends of spacing groove, the outside one end of accomodating the frame that is close to of auxiliary assembly is provided with radiator unit.

Optionally, the width of the storage frame is greater than the outside of the nitrogen blowing instrument frame body, the storage frame is fixedly connected with the sliding rail, and the sliding rail and the storage frame are not on the same height horizontal plane.

Optionally, the inside of the slide is of a hollow structure, and the slide is symmetrically distributed about the vertical center line of the heat dissipation assembly.

Optionally, the limiting assembly comprises a built-in plate, an electric push rod and a push plate, the electric push rod is arranged at one end of the outside of the built-in plate, and the push plate is installed at one end of the outside of the electric push rod.

Optionally, the push plate is tightly attached to the electric push rod, the other end of the outer portion of the electric push rod is fixedly connected with the built-in plate, and the built-in plate is provided with two groups.

Optionally, be welded connection between first hydraulic pressure gas pole and the switching dish, and the switching dish blows the appearance framework for fixed connection with the nitrogen to the nitrogen blows the appearance framework and passes through expansion bracket, first hydraulic pressure gas pole and base constitution elevation structure.

Optionally, the heat dissipation assembly comprises a top plate, a fixing block, a fan, a second hydraulic air rod and a connecting slide block, the fixing block is arranged at each of the two ends of the outside of the top plate, the fan is installed at the lower end of the outside of the top plate, the connecting slide block is arranged at one end, far away from the fixing block, of the outside of the fan, and the second hydraulic air rod is installed at the center line of one end of the outside of the auxiliary assembly.

Optionally, the second hydraulic air rod is connected with the heat dissipation assembly in a welding manner, and the outer surface of the heat dissipation assembly is parallel to the heat dissipation assembly.

Optionally, the connecting sliding blocks are movably connected with the slide ways, and the connecting sliding blocks are symmetrically distributed around the vertical center line of the second hydraulic air rod.

Optionally, an integrated structure is arranged between the top plate and the fixing block, and the shape structure of the outer portion of the fixing block is matched with the shape structure of the top portion of the inner portion of the slide way.

The invention provides a nitrogen blowing instrument with an active protection unit, which has the following beneficial effects:

can be in need not using the nitrogen to blow the appearance initiative and accomodate the protection to it, effectively avoid the damage of outside foreign matter to its production, perhaps the adhesion of more dust, it is convenient also to follow-up transportation and the removal of position to the nitrogen blowing appearance simultaneously, avoid blowing the possibility that the appearance removes the in-process and produce the damage to the nitrogen, and can blow the appearance to carry out the heat dissipation processing in the course of the work, the heat dissipation position can carry out nimble adjustment, and can accomodate the protection to it when need not use the heat dissipation.

1. According to the nitrogen blowing instrument with the active protection unit, the auxiliary assembly is arranged on one side of the outer portion of the containing frame to form the containing cavity, so that a placing space can be provided for the heat dissipation assembly, convenience is brought to subsequent containing and protection of the heat dissipation assembly, meanwhile, the auxiliary assembly and the containing frame are in a communicated state locally, circulation of air can be guaranteed, and convenience is brought to subsequent heat dissipation of the nitrogen blowing instrument;

2. according to the nitrogen blowing instrument with the active protection unit, the containing frame is placed outside the bottom of the nitrogen blowing instrument frame body, the nitrogen blowing instrument frame body does not need to be used for carrying out integral containing protection on the nitrogen blowing instrument frame body, the nitrogen blowing instrument frame body can be flexibly moved up and down by utilizing the interaction of the expansion bracket, the first hydraulic air rod and the base, so that the nitrogen blowing instrument frame body can be lowered into the containing frame, a user can flexibly adjust the nitrogen blowing instrument frame body according to the height of the user, the comfort degree of the nitrogen blowing instrument in the using process is increased, the containing frame is designed to bring convenience for transporting or moving the nitrogen blowing instrument subsequently, and meanwhile, the nitrogen blowing instrument has a good protection effect;

3. according to the nitrogen blowing instrument with the active protection unit, the slide rail is embedded in the top of the interior of the containing frame, the baffle can slide along the horizontal direction of the slide rail, the containing frame can form a relatively closed space due to the design of the baffle, and the baffle and the containing frame are not at the same horizontal height, so that another nitrogen blowing instrument can be stacked and placed again through the space formed by the two in the transportation process, a certain limiting effect is achieved, the problem of clamping in the up-and-down moving process of a nitrogen blowing instrument frame body is effectively avoided due to the design of the embedded structure of the slide rail, and the accommodating area in the containing frame is reserved;

4. according to the nitrogen blowing instrument with the active protection unit, heat generated in the working process of the nitrogen blowing instrument can be conducted timely by designing the fan in the heat dissipation assembly, the upper height and the lower height of the placement position of the heat dissipation assembly can be adjusted by the aid of the second hydraulic air rod, so that the position, required for heat dissipation, of the nitrogen blowing instrument can be adjusted as required, the heat dissipation position can be flexibly adjusted, the structure is simple, and manual operation of a user is not needed;

5. this kind of nitrogen blows appearance with initiative protection unit, when moving to a certain position to radiator unit downwardly, usable roof and fixed block can block the inside of going into to the slide top, play spacing effect, make the comparatively confined space of auxiliary assembly constitution, can play the effect that the protection was accomodate to radiator unit, can prolong radiator unit's life, convenient to use person's use, and usable electric putter's design drives the push pedal and removes, thereby can carry out spacing processing once more to nitrogen blows the appearance from the inside of accomodating the frame, avoid receiving great vibrations in the transportation, remain stable, can further protect nitrogen blows the appearance, and can be in need not using built-in board, when electric putter and push pedal, can make above-mentioned three upwards stimulate along spacing subassembly and take out, the alternative is used.

Drawings

FIG. 1 is a front view of the external structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the frame body of the nitrogen blowing instrument of the present invention;

FIG. 3 is a rear view of the storage frame with a partially unfolded exterior structure;

FIG. 4 is a schematic perspective view of a storage frame according to the present invention;

fig. 5 is a schematic view of the internal structure of the spacing assembly of the present invention.

In the figure: 1. a nitrogen blowing instrument frame body; 2. a guide tube; 3. a connector tile; 4. a movable rod; 5. an insertion tube; 6. fixing the rod; 7. a slider; 8. an electric slide rail; 9. a storage frame; 10. a limiting component; 1001. a built-in plate; 1002. an electric push rod; 1003. pushing the plate; 11. a baffle plate; 12. clamping a plate; 13. an extension block; 14. an external guard plate; 15. a switching disk; 16. a telescopic frame; 17. a first hydraulic gas lever; 18. a base; 19. an auxiliary component; 1901. a limiting groove; 1902. a dust-proof opening; 1903. a slideway; 20. a heat dissipating component; 2001. a top plate; 2002. a fixed block; 2003. a fan; 2004. a second hydraulic gas lever; 2005. connecting the sliding block; 21. a slide rail.

Detailed Description

Referring to fig. 1 to 5, the present invention provides a technical solution: a nitrogen blowing instrument with an active protection unit comprises a nitrogen blowing instrument frame body 1 and a base 18, wherein an external protection plate 14 is arranged inside the nitrogen blowing instrument frame body 1, an electric slide rail 8 is arranged outside the rear end of the external protection plate 14, a slide block 7 is arranged outside the electric slide rail 8, movable rods 4 are arranged at two ends inside the slide block 7, a fixed rod 6 is arranged at one end outside the movable rod 4, a connecting plate 3 is arranged outside the top of the slide block 7, an insertion pipe 5 is arranged at one end outside the connecting plate 3, a guide pipe 2 is connected to the right end outside the connecting plate 3, a containing frame 9 is arranged outside the nitrogen blowing instrument frame body 1, limiting components 10 are arranged at two ends inside the containing frame 9, an adapter plate 15 is arranged at the lower end of the nitrogen blowing instrument frame body 1, a first hydraulic air rod 17 is arranged at the lower end of the adapter plate 15, and the first hydraulic air rod 17 is in welded connection with the adapter plate 15, the adapter plate 15 is fixedly connected with the nitrogen blowing instrument frame body 1, the nitrogen blowing instrument frame body 1 forms a lifting structure through an expansion bracket 16, a first hydraulic pressure air rod 17 and a base 18, the expansion bracket 16 is arranged outside the first hydraulic pressure air rod 17, the base 18 is positioned outside the bottom of the expansion bracket 16, two ends of the top inside the containing frame 9 are both provided with slide rails 21, a baffle plate 11 is arranged inside the slide rail 21, one end of the outer part of the baffle plate 11 is connected with a clamping plate 12, and an extension block 13 is installed at one end of the outer portion of the clamping plate 12, an auxiliary component 19 is installed at one end of the outer portion of the receiving frame 9, the auxiliary component 19 comprises a limit groove 1901, a dust-proof opening 1902 and a slide 1903, the dust-proof opening 1902 is arranged inside the limit groove 1901, the slide 1903 is arranged at both ends of the outside of the limit groove 1901, the inside of the slide 1903 is a hollow structure, the slideways 1903 are symmetrically distributed about the vertical center line of the heat dissipation assembly 20, and the heat dissipation assembly 20 is arranged at one end, close to the containing frame 9, of the outer part of the auxiliary assembly 19;

the operation is as follows, the slide block 7 can be driven to move up and down by the action of the electric slide rail 8, the connecting plate 3 and the inserting pipe 5 can be synchronously driven to move by the movement of the slide block 7, the subsequent operation can be conveniently carried out by using the inserting pipe 5, the containing frame 9 is arranged outside the bottom of the nitrogen blowing instrument frame body 1, the nitrogen blowing instrument frame body 1 can be integrally contained and protected without using the nitrogen blowing instrument frame body 1, the nitrogen blowing instrument frame body 1 can flexibly move up and down by the interaction of the expansion bracket 16, the first hydraulic air rod 17 and the base 18, so that the nitrogen blowing instrument frame body 1 can be lowered into the containing frame 9, a user can flexibly adjust according to the personal height, the comfort degree of the nitrogen blowing instrument in the using process is increased, the containing frame 9 is designed to bring convenience for the subsequent transportation or position movement of the nitrogen blowing instrument, and simultaneously, the protecting effect is good, and the setting of auxiliary assembly 19 is in accomodating frame 9 outside one side, forms one and holds the chamber to can provide the space of placing for radiator unit 20, it is convenient for follow-up accomodating the protection to radiator unit 20, and the circulation of air can be guaranteed for the local intercommunication state between auxiliary assembly 19 and the accomodating frame 9 simultaneously, and it is convenient for follow-up heat dissipation to the nitrogen blowing appearance.

As shown in fig. 1 and 5, the limiting assembly 10 includes an internal board 1001, an electric push rod 1002 and push plates 1003, wherein one end of the external portion of the internal board 1001 is provided with the electric push rod 1002, one end of the external portion of the electric push rod 1002 is provided with the push plates 1003, the push plates 1003 and the electric push rod 1002 are tightly attached, the other end of the external portion of the electric push rod 1002 is fixedly connected with the internal board 1001, and the internal board 1001 is provided with two sets;

the design of usable electric putter 1002 drives push pedal 1003 and removes to can carry out spacing processing once more to the nitrogen blowing appearance from the inside of accomodating frame 9, avoid receiving great vibrations in the transportation, remain stable, can further protect the nitrogen blowing appearance, and can be when need not using built-in board 1001, electric putter 1002 and push pedal 1003, can make above-mentioned three take out along spacing subassembly 10 upwards pulling.

As shown in fig. 3, the heat dissipation assembly 20 includes a top plate 2001, a fixing block 2002, a fan 2003, a second hydraulic air rod 2004 and a connection slider 2005, wherein the fixing block 2002 is disposed at both ends of the exterior of the top plate 2001, the fan 2003 is mounted at the lower end of the exterior of the top plate 2001, the connection slider 2005 is disposed at one end of the exterior of the fan 2003, which is far away from the fixing block 2002, the second hydraulic air rod 2004 is mounted at the center line of one end of the exterior of the auxiliary assembly 19, the second hydraulic air rod 2004 is connected with the heat dissipation assembly 20 by welding, and the exterior surface of the heat dissipation assembly 20 is parallel to the heat dissipation assembly 20;

design through fan 2003 among heat radiating component 20 can carry out timely mediation to the heat that produces in the nitrogen blowing instrument working process, and the adjustment of height about the usable second hydraulic pressure gas pole 2004 of the usable second in position of placing of heat radiating component 20 sets up to can adjust the required radiating position that carries on of nitrogen blowing instrument as required, the heat dissipation position can carry out nimble adjustment, simple structure, need not the manual operation of user.

As shown in fig. 3, the connection slider 2005 is movably connected with the slide 1903, the connection slider 2005 is symmetrically distributed about a vertical center line of the second hydraulic air rod 2004, the top plate 2001 and the fixing block 2002 are integrated, and a shape structure of the outside of the fixing block 2002 is matched with a shape structure of the top of the inside of the slide 1903;

when moving heat dissipation assembly 20 to a certain position downwards, usable roof 2001 and fixed block 2002 can block in the inside to slide 1903 top, play spacing effect for auxiliary assembly 19 constitutes a comparatively confined space, can play the effect of protection storage to heat dissipation assembly 20, can prolong heat dissipation assembly 20's life, convenient to use person's use.

As shown in fig. 1 and 4, the width of the receiving frame 9 is larger than the outside of the nitrogen blowing instrument frame body 1, the receiving frame 9 is fixedly connected with the slide rail 21, and the slide rail 21 and the receiving frame 9 are not in the same height level;

the slide rail 21 is embedded at the inside top of accomodating frame 9, can slide baffle 11 along the horizontal direction of slide rail 21, baffle 11's design can make accomodating frame 9 and form a comparatively confined space, and baffle 11 and accomodating frame 9 are not at same level, thereby can overlap the other nitrogen blowing appearance once more through the space that above-mentioned both formed in the transportation and place, play certain spacing effect, the problem of screens appears in nitrogen blowing appearance framework 1 reciprocating process is effectively avoided in the design of slide rail 21 embedded structure, the inside area that holds of frame 9 is accomodate in the reservation.

In conclusion, when the nitrogen blowing instrument with the active protection unit is used, the slide block 7 can be driven to move up and down by the action of the electric slide rail 8, the connecting plate 3 and the insertion tube 5 can be synchronously driven to move by the movement of the slide block 7, so that the insertion tube 5 can be conveniently used for subsequent operation, heat can be generated during the operation of the nitrogen blowing instrument, the heat generated during the operation of the nitrogen blowing instrument can be timely conducted by the design of the fan 2003 in the heat dissipation component 20, the placing position of the heat dissipation component 20 can be adjusted in the up-and-down height by the arrangement of the second hydraulic air rod 2004, so that the position of the nitrogen blowing instrument, which needs to be radiated, can be adjusted as required, the heat radiation position can be flexibly adjusted, when the heat dissipation component 20 moves downwards to a certain position, the top plate 2001 and the fixing block 2002 can be clamped into the top of the slide 1903, the auxiliary assembly 19 forms a relatively closed space, the heat dissipation assembly 20 can be protected and stored, the service life of the heat dissipation assembly 20 can be prolonged, the use of a user is convenient, when the nitrogen blowing instrument is not needed, the storage frame 9 is placed outside the bottom of the nitrogen blowing instrument frame body 1, the nitrogen blowing instrument frame body 1 is not needed to be integrally stored and protected, the nitrogen blowing instrument frame body 1 can be flexibly moved up and down by utilizing the interaction of the expansion bracket 16, the first hydraulic air rod 17 and the base 18, so that the nitrogen blowing instrument frame body 1 can be lowered into the storage frame 9, the user can flexibly adjust according to the height of the user, the comfort degree of the nitrogen blowing instrument in the use process is increased, the storage frame 9 is designed to bring convenience for the subsequent transportation or position movement of the nitrogen blowing instrument, and the nitrogen blowing instrument has good protection effect, and the slide rail 21 is embedded at the inside top of accomodating frame 9, can slide baffle 11 along the horizontal direction of slide rail 21, baffle 11's design can make accomodating frame 9 and form a comparatively confined space, and baffle 11 and accomodating frame 9 are not at same level, thereby can overlap the placing to another nitrogen blowing appearance once more through the space that above-mentioned both formed in the transportation, play certain spacing effect, the design of slide rail 21 embedded structure effectively avoids the problem that the screens appears in the reciprocating process at nitrogen blowing appearance framework 1, keep accomodating the inside area that holds of frame 9, bring the convenience for the removal to the nitrogen blowing appearance position.