CN220043736U - Cathode protective nitrogen gas supply mechanism - Google Patents

Cathode protective nitrogen gas supply mechanism Download PDF

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Publication number
CN220043736U
CN220043736U CN202321457680.0U CN202321457680U CN220043736U CN 220043736 U CN220043736 U CN 220043736U CN 202321457680 U CN202321457680 U CN 202321457680U CN 220043736 U CN220043736 U CN 220043736U
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China
Prior art keywords
connecting sleeve
supply mechanism
nitrogen
cathodic protection
nitrogen gas
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CN202321457680.0U
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Chinese (zh)
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陈伟
余德平
张金刚
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Jiangsu Pasima Environmental Sci Tech Co ltd
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Jiangsu Pasima Environmental Sci Tech Co ltd
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Abstract

The utility model relates to the technical field of plasma generation systems, in particular to a cathode protective nitrogen gas supply mechanism, which comprises a plasma generator, wherein a cathode nitrogen gas inlet pipe is connected to the plasma generator, one end of the cathode nitrogen gas inlet pipe, which is far away from the connection of the plasma generator, is in threaded sleeve connection with a connecting sleeve, and the other end of the connecting sleeve is connected with a gas supply machine for nitrogen gas supply, and the mechanism further comprises: the filter component is connected in the connecting sleeve; and the flow regulating component is connected in the connecting sleeve. According to the utility model, the impurity in the nitrogen can be effectively filtered by arranging the filtering component, so that the purity of the supplied gas is ensured, and meanwhile, the flow of the supplied nitrogen can be regulated according to the use requirement by arranging the flow regulating component, so that the effect of cathode protection is improved.

Description

Cathode protective nitrogen gas supply mechanism
Technical Field
The utility model relates to the technical field of plasma generation systems, in particular to a cathode protective nitrogen gas supply mechanism.
Background
A plasma is an electrically neutral species consisting of unbound ions, wherein the total charge of anions and cations is approximately equal to zero. Although these ions do not bind to each other, this does not mean that they are not affected by force. In conventional plasma cathodic protection techniques, protective nitrogen is often used to perform the redox reaction to reduce the oxide to metal.
However, impurities are easily mixed in nitrogen of the existing nitrogen supply mechanism, so that purity is not high, a cathode pipeline is directly connected with a gas supply structure during gas supply, the flow of the nitrogen cannot be adjusted according to actual use conditions, and if the flow of the nitrogen is too high or too low, the effect of cathode protection is easily affected. In view of this, we propose a cathodic protection nitrogen feed mechanism.
Disclosure of Invention
To remedy the above deficiencies, the present utility model provides a cathodic protection nitrogen feed mechanism.
The technical scheme of the utility model is as follows:
the utility model provides a cathodic protection nature nitrogen gas air feed mechanism, includes plasma generator, be connected with cathodic nitrogen gas intake pipe on the plasma generator, cathodic nitrogen gas intake pipe is kept away from the one end screw thread that plasma generator connects and has been cup jointed the adapter sleeve, the other one end of adapter sleeve is connected with the air feeder that is used for nitrogen gas air feed, still includes:
the filtering component is connected in the connecting sleeve and is used for filtering the supplied nitrogen;
and the flow regulating component is connected in the connecting sleeve, is arranged on the front side of the filtering component in a sliding manner, moves along the surface of the filtering component and is used for regulating the flow of nitrogen.
Preferably, two bilaterally symmetrical movable grooves are formed in the inner wall of the connecting sleeve, and sealing gaskets are arranged at the connecting positions of the connecting sleeve, the cathode nitrogen inlet pipe and the air supply machine.
Preferably, the filter component is a ventilation plate, the ventilation plate is fixedly arranged in the connecting sleeve, a plurality of ventilation holes which are annularly distributed are formed in the ventilation plate, and a filter screen is fixedly arranged in each ventilation hole.
Preferably, two connecting plates which are vertically symmetrical are fixedly arranged on the front side of the ventilation plate, and the two connecting plates are positioned above the ventilation holes.
Preferably, the flow rate adjusting part includes:
two bilateral symmetry's half arc baffle, two one side that half arc baffle kept away from each other is sliding connection respectively in two removal inslot, and two half arc baffle is close to each other the one end equal fixed mounting have two upper and lower symmetry's fixed block.
Preferably, a bidirectional screw is arranged between the two fixing blocks at the upper part, two sections of threads in opposite directions are arranged on the bidirectional screw, the two sections of threads in opposite directions are respectively in threaded connection with the two fixing blocks at the upper part, and two ends of the bidirectional screw are respectively and rotatably connected to the left side wall and the right side wall of the connecting sleeve.
Preferably, the middle part of the bidirectional screw rod is fixedly sleeved with a worm wheel, the front side of the worm wheel is meshed with a worm, and the upper end and the lower end of the worm are respectively connected to the two connecting plates in a rotating mode.
Preferably, the upper end of the worm penetrates through the upper connecting plate and is fixedly connected with a driving rod, the upper end of the driving rod penetrates through the connecting sleeve and extends out of the upper outer side of the connecting sleeve and is rotationally connected with the connecting sleeve, and the extending end of the driving rod is fixedly connected with a knob.
Preferably, the two fixing blocks below are fixedly connected with the connecting springs, and the other ends of the two connecting springs are fixedly connected with the left side wall and the right side wall of the connecting sleeve respectively.
Preferably, two semi-arc baffles are attached to the surface of the connecting sleeve, and an anti-overflow pad is fixedly arranged on one attached side of each semi-arc baffle and the connecting sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the impurity in the nitrogen can be effectively filtered by arranging the filtering component, so that the purity of the supplied gas is ensured, and meanwhile, the flow of the supplied nitrogen can be regulated according to the use requirement by arranging the flow regulating component, so that the effect of cathode protection is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a cathode nitrogen inlet pipe structure according to the present utility model;
FIG. 3 is an exploded view of the connecting sleeve of the present utility model;
FIG. 4 is a schematic view of a ventilation board structure according to the present utility model;
fig. 5 is a schematic structural view of a flow rate adjusting member of the present utility model.
In the figure: 1. a plasma generator;
2. a cathode nitrogen inlet pipe; 21. connecting sleeves; 211. a moving groove; 212. a ventilation plate; 2121. a filter screen; 2122. a connecting plate; 213. a flow rate adjusting part; 2131. a semi-arc baffle; 2132. a bidirectional screw; 2133. a worm wheel; 2134. a worm; 2135. a driving rod; 2136. a knob; 2137. and a connecting spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the present utility model is described in detail by the following embodiments:
the cathode protective nitrogen gas supply mechanism comprises a plasma generator 1, wherein a cathode nitrogen gas inlet pipe 2 is connected to the plasma generator 1, a connecting sleeve 21 is in threaded sleeve connection with one end, far away from the plasma generator 1, of the cathode nitrogen gas inlet pipe 2, a gas supply machine for nitrogen gas supply is connected with the other end of the connecting sleeve 21, two laterally symmetrical movable grooves 211 are formed in the inner wall of the connecting sleeve 21, and sealing gaskets are arranged at the joints of the connecting sleeve 21, the cathode nitrogen gas inlet pipe 2 and the gas supply machine;
in this embodiment, the connecting sleeve 21 is disposed on the cathode nitrogen gas inlet pipe 2, so that the filtering component and the flow regulating component 213 are conveniently connected to the cathode nitrogen gas inlet pipe 2, and also convenient for the later disassembly and maintenance, and meanwhile, the connection of the connecting sleeve 21 facilitates the connection of the cathode nitrogen gas inlet pipe 2 and the gas supply machine, so as to realize gas supply.
The filter component is connected in the connecting sleeve 21 and is used for filtering the supplied nitrogen, the filter component is a ventilation plate 212, the ventilation plate 212 is fixedly arranged in the connecting sleeve 21, a plurality of ventilation holes which are annularly distributed are formed in the ventilation plate 212, a filter screen 2121 is fixedly arranged in each ventilation hole, two connecting plates 2122 which are vertically symmetrical are fixedly arranged on the front side of the ventilation plate 212, and the two connecting plates 2122 are positioned above the ventilation holes;
in this embodiment, the filter screen 2121 is disposed on the ventilation hole of the ventilation plate 212, so as to effectively filter impurities in the supplied nitrogen, thereby ensuring the purity of the nitrogen and improving the effect of protecting the plasma cathode.
A flow rate adjusting part 213, the flow rate adjusting part 213 is connected in the connecting sleeve 21, and is slidably disposed at the front side of the filtering part, which moves along the surface of the filtering part and is used for adjusting the flow rate of nitrogen gas, the flow rate adjusting part 213 comprises: two left and right symmetrical semi-arc baffles 2131, one sides of the two semi-arc baffles 2131, which are far away from each other, are respectively and slidingly connected in the two moving grooves 211, two fixing blocks which are symmetrical up and down are fixedly arranged at one ends of the two semi-arc baffles 2131, which are close to each other, wherein a bidirectional screw rod 2132 is arranged between the two fixing blocks at the upper part, two sections of threads in opposite directions are arranged on the bidirectional screw rod 2132, the two sections of threads in opposite directions are respectively connected with the threads of the two fixing blocks at the upper part, two ends of the bidirectional screw rod 2132 are respectively and rotationally connected on the left side wall and the right side wall of the connecting sleeve 21, a worm wheel 2133 is fixedly sleeved at the middle part of the bidirectional screw rod 2132, a worm 2134 is meshed at the front side of the worm wheel 2133, the upper end and the lower end of the worm 2134 are respectively and rotatably connected to the two connecting plates 2122, the upper end of the worm 2134 passes through the upper connecting plate 2122 and is fixedly connected with a driving rod 2135, the upper end of the driving rod 2135 passes through the connecting sleeve 21 and extends out of the upper side of the connecting sleeve 21 and is rotatably connected with the connecting sleeve 21, the extending end of the driving rod 2135 is fixedly connected with a knob 2136, the two lower fixing blocks are fixedly connected with a connecting spring 2137, the other ends of the two connecting springs 2137 are respectively and fixedly connected with the left side wall and the right side wall of the connecting sleeve 21, the two semi-arc-shaped baffle 2131 are respectively attached to the surface of the connecting sleeve 21, and an anti-overflow pad is fixedly arranged on one attached side of the two semi-arc-shaped baffles 2131 and the connecting sleeve 21;
in this embodiment, by rotating the knob 2136, the driving rod 2135 drives the worm 2134 to rotate, and because the worm 2134 and the worm wheel 2133 on the bidirectional screw 2132 are meshed with each other, the driving rod 2135 can indirectly drive the bidirectional screw 2132 to rotate, and because two sections of threads in opposite directions are arranged on the bidirectional screw 2132, and the two sections of threads in opposite directions are respectively connected with two fixing blocks above the two semi-arc baffles 2131, at this time, under the guiding action of the two connecting springs 2137, the bidirectional screw 2132 can drive the two semi-arc baffles 2131 to move in opposite directions on the surface of the air permeable plate 212, thereby increasing and decreasing the exposed quantity of air holes on the air permeable plate 212 by adjusting the interval between the two semi-arc baffles 2131, further realizing the adjustment of the nitrogen flow, meeting different use requirements, improving the effect of cathode protection, and effectively preventing the air holes on the two semi-arc baffles 2131 from blocking the air permeable plate 212.
When the gas supply device is specifically used, firstly, the connecting sleeve 21 is connected with the cathode nitrogen gas inlet pipe 2 and the gas supply machine, gas can be supplied to the plasma generator 1 through the gas supply machine, however, when nitrogen passes through the ventilation plate 212 in the connecting sleeve 21, impurities in the supplied nitrogen can be effectively filtered by the filter screen 2121 arranged on the gas supply device, so that the purity of the nitrogen is ensured, in the using process, the knob 2136 can be rotated, the driving rod 2135 drives the worm 2134 to rotate, and as the worm 2134 and the worm wheel 2133 on the bidirectional screw 2132 are meshed with each other, the driving rod 2135 can indirectly drive the bidirectional screw 2132 to rotate, and as two sections of threads in opposite directions are arranged on the bidirectional screw 2132 and are respectively connected with two fixing blocks above the two semi-arc baffles 2131 through threads, at this moment, under the guiding action of the two connecting springs 2137, the bidirectional screw 2132 can drive the two semi-arc baffles 2131 to move in opposite directions on the surface of the ventilation plate 212, and therefore, the regulation of the flow of the nitrogen can be realized, the different requirements of the cathode can be met, and the use can be improved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a cathodic protection nature nitrogen gas air feed mechanism, includes plasma generator (1), be connected with cathodic nitrogen gas intake pipe (2) on plasma generator (1), one end screw thread that plasma generator (1) are kept away from to cathodic nitrogen gas intake pipe (2) is connected has cup jointed adapter sleeve (21), the other one end of adapter sleeve (21) is connected with the air feeder that is used for nitrogen gas air feed, its characterized in that still includes:
a filter element connected to the inside of the connecting sleeve (21) for filtering the supplied nitrogen;
and the flow regulating component (213) is connected in the connecting sleeve (21), is arranged on the front side of the filtering component in a sliding way, moves along the surface of the filtering component and is used for regulating the nitrogen flow.
2. The cathodic protection nitrogen supply mechanism of claim 1, wherein: two bilaterally symmetrical movable grooves (211) are formed in the inner wall of the connecting sleeve (21), and sealing gaskets are arranged at the connecting positions of the connecting sleeve (21), the cathode nitrogen inlet pipe (2) and the air feeder.
3. The cathodic protection nitrogen supply mechanism of claim 1, wherein: the filter component is a ventilation plate (212), the ventilation plate (212) is fixedly arranged in the connecting sleeve (21), a plurality of ventilation holes which are distributed in a ring shape are formed in the ventilation plate (212), and a filter screen (2121) is fixedly arranged in each ventilation hole.
4. A cathodic protection nitrogen supply mechanism as set forth in claim 3 wherein: two connecting plates (2122) which are vertically symmetrical are fixedly arranged on the front side of the ventilation plate (212), and the two connecting plates (2122) are located above the ventilation holes.
5. The cathodic protection nitrogen supply mechanism of claim 1, wherein: the flow rate adjustment member (213) includes:
two bilateral symmetry's half arc baffle (2131), two one side that half arc baffle (2131) kept away from each other is sliding connection respectively in two removal groove (211), and two the one end that half arc baffle (2131) is close to each other is all fixed mounting has two upper and lower symmetry's fixed block.
6. The cathodic protection nitrogen supply mechanism of claim 5, wherein: the two-way screw (2132) is arranged between the two upper fixing blocks, two sections of threads in opposite directions are arranged on the two-way screw (2132), the two sections of threads in opposite directions are respectively in threaded connection with the two upper fixing blocks, and two ends of the two-way screw (2132) are respectively and rotatably connected to the left side wall and the right side wall of the connecting sleeve (21).
7. The cathodic protection nitrogen supply mechanism of claim 6, wherein: the middle part of the bidirectional screw rod (2132) is fixedly sleeved with a worm wheel (2133), the front side of the worm wheel (2133) is meshed with a worm (2134), and the upper end and the lower end of the worm (2134) are respectively connected to the two connecting plates (2122) in a rotating mode.
8. The cathodic protection nitrogen supply mechanism of claim 7, wherein: the upper end of the worm (2134) penetrates through the upper connecting plate (2122) and is fixedly connected with a driving rod (2135), the upper end of the driving rod (2135) penetrates through the connecting sleeve (21) and extends out of the upper outer side of the connecting sleeve (21) and is rotationally connected with the connecting sleeve (21), and the extending end of the driving rod (2135) is fixedly connected with a knob (2136).
9. The cathodic protection nitrogen supply mechanism of claim 5, wherein: the two fixed blocks at the lower part are fixedly connected with connecting springs (2137), and the other ends of the two connecting springs (2137) are respectively and fixedly connected with the left side wall and the right side wall of the connecting sleeve (21).
10. The cathodic protection nitrogen supply mechanism of claim 5, wherein: two semi-arc baffle (2131) all are laminated with adapter sleeve (21) surface, and two semi-arc baffle (2131) all fixed mounting has the anti-overflow pad with adapter sleeve (21) one side of laminating.
CN202321457680.0U 2023-06-09 2023-06-09 Cathode protective nitrogen gas supply mechanism Active CN220043736U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321457680.0U CN220043736U (en) 2023-06-09 2023-06-09 Cathode protective nitrogen gas supply mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321457680.0U CN220043736U (en) 2023-06-09 2023-06-09 Cathode protective nitrogen gas supply mechanism

Publications (1)

Publication Number Publication Date
CN220043736U true CN220043736U (en) 2023-11-17

Family

ID=88736407

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321457680.0U Active CN220043736U (en) 2023-06-09 2023-06-09 Cathode protective nitrogen gas supply mechanism

Country Status (1)

Country Link
CN (1) CN220043736U (en)

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