CN216434156U

CN216434156U - Movable anode rod current distribution measuring device

Info

Publication number: CN216434156U
Application number: CN202122237772.5U
Authority: CN
Inventors: 张坤; 练新强; 高文义; 王攀; 汪海波; 朱海献; 黄峰; 刘昆鹏
Original assignee: Yunnan Shenhuo Aluminum Co ltd
Current assignee: Yunnan Shenhuo Aluminum Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-05-03
Anticipated expiration: 2031-09-15

Abstract

The application discloses movable anode rod current distribution measuring device includes: the device comprises a fixed rod, a crank sliding block assembly, a box body, a movable supporting frame, a handle, a connecting rod, an equidistant probe, a telescopic rod and a measuring instrument; the equidistant probe is arranged on the extending end of the fixed rod; the other end of the fixed rod is connected with a telescopic rod, and the other end of the telescopic rod is inserted into the box body and is in driving connection with the crank sliding block assembly; the crank block component is accommodated and arranged in the box body; a through hole is formed in the side wall of the box body, and one end of the connecting rod is inserted into the box body and is connected with a driving rotating shaft arranged in the center of a driving gear of the crank block assembly; the other end of the connecting rod extends out of the top surface of the box body and is connected with the handle. By adopting the device, a measurer can measure by only standing on the style plate and moving the measuring device without stepping on the groove edge plate, and the measuring work is not limited by the height of an operator. The measurement operation is light, stable and safe, and the operating efficiency is high.

Description

Movable anode rod current distribution measuring device

Technical Field

The application relates to the technical field of electrolytic aluminum production, in particular to a movable anode rod current distribution measuring device.

Background

In the production process of aluminum ingots, electrolytic aluminum is mostly adopted to realize impurity removal and purification. The current of the aluminum electrolysis cell is distributed through each anode guide rod in the electrolysis cell. The current distribution of the anode needs to be measured frequently in production, so that the current change condition which can cause the condition of the electrolytic cell to be poor can be found in time, the anode with quality problem can be found in time, or the anode pole distance is too low.

The voltage fluctuation of the aluminum electrolytic cell is a common phenomenon, the voltage fluctuation is required to be processed, the anode current distribution measurement is an indispensable operation and needs to be carried out frequently, and an operator needs to adjust the anode of the electrolytic cell according to the anode current distribution measurement result.

When the anode current is measured, an instrument is used for reading a traditional handheld measuring fork and externally connected with a multimeter, a groove edge plate is stepped on and an arm is raised during measurement, the influence on a human body is caused when the temperature in a groove is high, and potential safety hazards exist; the handle and the instrument are separated, and 2 persons are required to cooperate to complete measurement and recording. And the temperature is higher between the electrolysis trough, and operating personnel need detect reciprocating motion between the electrolysis trough, and current inserted bar length is fixed or adjust through the screw rod that end plate and body of rod are connected, in case fixed back is stretched out length, just can adjust once more after waiting the member cooling, and operating personnel is difficult to in time adjust stretched out length according to the position of locating, leads to the detection degree of difficulty great, and detection efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The application provides a movable anode rod current distribution measuring device for solve the technical problems that the anode current distribution of an electrolytic aluminum cell in the prior art is high in detection difficulty, high in error, high in measurement risk and at least 2 persons are required to participate in the measurement process.

The application provides a movable anode rod current distribution measuring device, includes: the device comprises a fixed rod, a crank sliding block assembly, a box body, a movable supporting frame, a handle, a connecting rod, an equidistant probe, a telescopic rod and a measuring instrument;

the equidistant probe is arranged on the extending end of the fixed rod; the other end of the fixed rod is connected with a telescopic rod, and the other end of the telescopic rod is inserted into the box body and is in driving connection with the crank sliding block assembly; the crank block component is accommodated and arranged in the box body; a through hole is formed in the side wall of the box body, and one end of the connecting rod is inserted into the box body and is connected with a driving rotating shaft arranged in the center of a driving gear of the crank sliding block assembly; the other end of the connecting rod extends out of the top surface of the box body and is connected with the handle;

the box body is inserted on the top surface of the movable support frame; rollers are respectively arranged on the top corners of the bottom surface of the movable support frame; the measuring instrument is arranged on the fixed rod and is electrically connected with the equidistant probe.

Preferably, the slider-crank assembly comprises: the driving gear, the driven gear, the slide bar and the connecting rod assembly are arranged in the box body, and the connecting rod assembly is respectively in driving connection with the driving gear and the driven gear and is connected with the slide bar; one end of the sliding rod is connected with the telescopic rod; the driving gear is meshed with the driven gear; the method comprises the following steps: the bearing, the driving rotating shaft and the driven rotating shaft; the driving rotating shaft and the driven rotating shaft are respectively arranged on the end surface of the box body; the bearing is sleeved on the driving rotating shaft, and the driving gear is sleeved on the bearing and connected with the bearing; the first end of the connecting rod is connected with the driving rotating shaft; the bearing sleeve is arranged on the driven rotating shaft, and the driven gear sleeve is arranged on the bearing and connected with the bearing.

Preferably, the method comprises the following steps: a guide cylinder and an accommodating cylinder; the accommodating cylinder is arranged on the bottom surface of the box body and communicated with the box body; the guide cylinder is arranged on the top surface of the box body and communicated with the box body; the telescopic rod is arranged in the guide cylinder in a sliding manner; the other end of the slide bar is arranged in the accommodating cylinder in a telescopic way.

Preferably, the mobile support frame comprises: the device comprises a base, a first barrel frame and a plurality of supporting legs; the box body is inserted in the first barrel frame; a plurality of support legs are arranged on the bottom surface of the first barrel frame at intervals along the circumferential direction of the first barrel frame; the supporting legs are arranged on the top surface of the base; and rollers are respectively arranged at each vertex angle on the bottom surface of the base.

Preferably, the method comprises the following steps: the second barrel frame is arranged on the top surface of the base; the bottom surface of the containing barrel is inserted into a supporting groove formed in the top surface of the second barrel frame.

Preferably, the method comprises the following steps: the recording plate is arranged on the other side edge of the end face of the box body; the clip is disposed above the recording plate.

Preferably, the equidistant probe head comprises: the equidistant inserted bars, the fixed plates, the through grooves and the plurality of bolt assemblies are arranged in pairs; the equidistant insertion rods are fixedly arranged on the fixed plate through bolt assemblies, and the connecting line of the central shafts of the equidistant insertion rods is parallel to the long side edge of the fixed plate; a through groove is formed in the center line of the fixing plate; the extension end of the fixed rod is inserted into the through groove and connected with the fixed plate through the bolt assembly.

Preferably, the method comprises the following steps: the positioning plate comprises a positioning plate, a first positioning through hole and a second positioning through hole, wherein the first positioning through hole and the second positioning through hole are aligned; the first positioning through hole is formed in the side wall of the positioning plate; the plurality of second positioning through holes are arranged at intervals on the extending end of the fixing rod; the bolt assembly is inserted into the first positioning through hole and the second positioning through hole to connect the positioning plate and the fixing rod; the positioning plate is arranged on the bottom surface of the fixing plate through a bolt assembly; the positioning plate is provided with a through groove and is aligned with the through groove on the power supply plate.

Preferably, the method comprises the following steps: a vertical bending head; a vertical bending head is arranged at the extending end of the fixed rod; the equidistant probe is connected with the fixed rod through the vertical bending head.

The beneficial effects that this application can produce include:

1) the application provides a movable anode rod current distribution measuring device, adopt the device survey crew need not step on the groove along the board, only need stand and remove measuring device on the style board and just can measure, and measurement work does not receive operating personnel height restriction. The measurement operation is light, stable and safe, and the operating efficiency is high.

2) The application provides a movable anode rod current distribution measuring device, through inserting the one end of member in locating the base, and set up slider-crank mechanism in the base, and set up the handle on the base lateral wall, operating personnel can be according to the distance of position and check point, through rotating the handle, drive the long distance detection after the crank rocker stretches out, it is little to stretch out the length adjustment degree of difficulty, the adjustment mode is simple and convenient, need not to dismantle set nut, improve apart from adjustment efficiency, thereby improve detection efficiency.

Drawings

Fig. 1 is a schematic front view of a movable anode rod current distribution measuring device provided in the present application;

FIG. 2 is a schematic top view of a mounting plate provided herein;

FIG. 3 is a partially enlarged structural view of a mounting structure of the inspection apparatus provided in the present application;

FIG. 4 is a schematic view of a partially enlarged front view of the case provided by the present application;

FIG. 5 is a front view partially enlarged structural view of the vertical bending head provided in the present application;

illustration of the drawings:

10. equidistant inserted links; 11. a fixing plate; 112. a through groove; 113. fixing bolt holes; 121. positioning a plate; 122. a bolt assembly; 123. a first positioning through hole; 124. fixing the rod; 125. a second positioning through hole; 13. a measuring instrument; 131. a support; 132. a baffle plate; 134. a sleeve; 126. clamping the threaded ring; 211. a guide cylinder; 24. a box body; 225. a receiving cylinder; 21. a telescopic rod; 221. a first connecting seat; 223. a second connecting seat; 226. a third connecting seat; 224. a slide bar; 231. a driving gear; 232. a driven gear; 233. a bearing; 235. a driven rotating shaft; 234. a driving rotating shaft; 222. a first link; 227. a second link; 25. a first cartridge holder; 251. a support leg; 252. a second cartridge holder; 253. a support groove; 254. a base; 255. a roller; 243. a handle; 244. a connecting rod; 241. A clip; 242. a recording plate; 111. and a vertical bending head.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Technical means which are not described in detail in the present application and are not used for solving the technical problems of the present application are all arranged according to common knowledge in the field, and various common knowledge arrangement modes can be realized.

Referring to fig. 1-4, the application provides a movable anode rod current distribution measuring device, includes: the fixed rod 124, the slider-crank assembly, the box body 24, the movable support frame, the handle 243, the connecting rod 244, the equidistant probe head, the telescopic rod 21 and the measuring instrument 13;

the equidistant probe is arranged on the extending end of the fixed rod 124; the other end of the fixed rod 124 is connected with the telescopic rod 21, and the other end of the telescopic rod 21 is inserted into the box body 24 and is in driving connection with the crank block assembly; the slider-crank assembly is accommodated and mounted in the box body 24; a through hole is formed in the side wall of the box body 24, and one end of the connecting rod 244 is inserted into the box body 24 and is connected with a driving rotating shaft 234 arranged at the center of a driving gear 231 of the slider-crank assembly; the other end of the connecting rod 244 extends out of the top surface of the box body 24 and is connected with a handle 243;

the box body 24 is inserted on the top surface of the movable support frame; the top corners on the bottom surface of the movable support frame are respectively provided with a roller 255; the measurement instrument 13 is mounted on the stationary bar 124 and electrically connected to the isometric probe head.

The device is when using, operating personnel can mention the back with box 24 from the removal support frame, behind driving gear 231 through rotating handle 243 drive slider-crank assembly, drive driven gear 232, thereby realize the accurate control to telescopic link 21 reach through slider-crank assembly, the operating personnel of being convenient for adjusts the length of extension of the equidistance detecting head that sets up on the dead lever 124 extension end according to the position is simple and convenient, through slider-crank assembly, can realize that telescopic link 21 stretches out and the withdrawal, compare in telescopic links 21 such as electric push rod, high reliability, convenient to adjust, and the measurement efficiency is improved.

The slider-crank assembly, the measuring device 13, the equidistant probe head and the like used in the present application are arranged in the usual way in the prior art, and are not described here in a repeated manner. The measuring instrument 13 is a common detecting device such as a multimeter.

In one embodiment, a slider-crank assembly comprises: a driving gear 231, a driven gear 232, a first link 222 arranged in pairs, a second link 227 arranged in pairs, a first connecting seat 221, a second connecting seat 223, a third connecting seat 226 arranged in pairs, and a slide bar 224; the driving gear 231 and the driven gear 232 are symmetrically accommodated in the box body 24, and the driving gear 231 and the driven gear 232 are meshed with each other; the third connecting seat 226 is symmetrically disposed on the wheel surfaces of the driving gear 231 and the driven gear 232; the first connecting seat 221 is sleeved on the first end of the sliding rod 224; the second connecting seat 223 is sleeved on the second end of the sliding rod 224; the first connecting rod 222 is symmetrically disposed at two sides of the first connecting seat 221 and hinged to the first connecting seat 221, and an extending end of the first connecting rod 222 is hinged to the third connecting seat 226 disposed on the driving gear 231 and the driven gear 232, respectively; one end of the second connecting rod 227 is hinged to the third connecting seat 226 disposed on the driving gear 231 and the driven gear 232 respectively; the other end of the second connecting rod 227 is hinged with the second connecting seat 223;

the first end of the sliding rod 224 is connected to one end of the telescopic rod 21, and the other end of the telescopic rod 21 is connected to the fixing rod 124.

Preferably, the slider-crank assembly comprises: a driving gear 231, a driven gear 232, a sliding rod 224 and a connecting rod assembly which are accommodated in the box body 24, wherein the connecting rod assembly is respectively connected with the driving gear 231 and the driven gear 232 in a driving way and is connected with the sliding rod 224; one end of the sliding rod 224 is connected with the telescopic rod 21; the driving gear 231 and the driven gear 232 are meshed; the method comprises the following steps: bearing 233, driving shaft 234, driven shaft 235; the driving rotating shaft 234 and the driven rotating shaft 235 are respectively arranged on the end surface of the box body 24; the bearing 233 is sleeved on the driving rotating shaft 234, and the driving gear 231 is sleeved on the bearing 233 and connected with the bearing 233; a first end of the connecting rod 244 is connected to the driving shaft 234; the bearing 233 is sleeved on the driven rotating shaft 235, and the driven gear 232 is sleeved on the bearing 233 and connected with the bearing 233. According to the arrangement, the telescopic stability can be improved.

Preferably, the method comprises the following steps: the guide cylinder 211, the accommodation cylinder 225; the accommodating cylinder 225 is provided on the bottom surface of the case 24 and communicates with the case 24; the guide cylinder 211 is arranged on the top surface of the box body 24 and communicated with the box body 24; the telescopic rod 21 is arranged in the guide cylinder 211 in a sliding manner; the other end of the slide bar 224 is telescopically disposed in the accommodating cylinder 225. The length of the guide cylinder 211 can be adjusted according to the actual extending length of the fixing rod 214 according to the conventional method in the prior art, which will not be described in detail herein.

Preferably, the mobile support frame comprises: a base 254, a first cartridge holder 25, a plurality of legs 251; the box body 24 is inserted in the first barrel frame 25; a plurality of legs 251 are arranged on the bottom surface of the first barrel frame 25 at intervals along the circumferential direction; the supporting legs 251 are erected on the top surface of the base 254; rollers 255 are disposed at each top corner of the bottom surface of the base 254. According to the setting, the device can be conveniently arranged when not in use, the detection precision of the damaged instrument caused by random stacking is avoided, the device can be moved out of an electrolytic aluminum production workshop through the roller 255, and the damage of the measuring instrument 13 caused by the radiation of too high temperature is avoided.

Preferably, the method comprises the following steps: a second cartridge holder 252, the second cartridge holder 252 being disposed on the top surface of the base 254; the bottom surface of the accommodating cylinder 225 is inserted into a supporting groove 253 formed on the top surface of the second cylinder frame 252. According to this setting can improve the support reliability, improves and removes the security.

Preferably, the method comprises the following steps: a recording plate 242 and a clip 241, the recording plate 242 being disposed on the other side of the end face of the case 24; the clip 241 is disposed above the recording plate 242. The real-time recording of the detection result is facilitated by the recording board 242, so that errors caused by omission or error recording are avoided, and the accuracy of the measurement result is improved.

Preferably, the equidistant probe head comprises: the equidistant inserted rods 10, the fixed plate 11, the through groove 112 and the plurality of bolt assemblies 122 are arranged in pairs; the equidistant insertion rods 10 are fixedly arranged on the fixed plate 11 through the bolt assemblies 122, and the central axis connecting line of the equidistant insertion rods 10 is parallel to the long side edge of the fixed plate 11; a through groove 112 is arranged on the central line of the fixed plate 11; the extended end of the fixing rod 124 is inserted into the through slot 112 and connected with the fixing plate 11 by the bolt assembly 122. The fixing plate 11 is made of insulating materials, and the thickness of the fixing plate can be 20 mm; equidistance inserted bar 10 is by sharp-end copper pole, preferred pure copper material, 2 root with the length, interval 150 mm. The equidistant inserted bar 10 passes through the connection of electric lines with measuring apparatu 13 such as universal meter, and the winding sets up on dead lever 124 behind the package of connecting wire accessible electrical tape.

Preferably, the method comprises the following steps: the positioning plate 121, the first positioning through hole 123 and the second positioning through hole 125 are aligned; the first positioning through hole 123 is formed in the side wall of the positioning plate 121; a plurality of second positioning through holes 125 are arranged at intervals on the extending end of the fixing rod 124; the bolt assembly 122 is inserted into the first positioning through hole 123 and the second positioning through hole 125 to connect the positioning plate 121 and the fixing rod 124; the positioning plate 121 is disposed on the bottom surface of the fixing plate 11 through a bolt assembly 122; the positioning plate 121 is provided with a through groove 112 and aligned with the through groove 112 provided on the power supply plate. The positioning plate 121 can fix the bolt assembly 122 through the fixing bolt hole 113 formed on the fixing plate 11.

The arrangement facilitates the adjustment of the position of the fixing plate 11 on the fixing rod 124 before use, and increases the extension length adjustment space.

Preferably, suction cups are provided on the extended ends of the equidistant insertion rods 10. The contact reliability of the inserted bar and the anode during measurement can be improved by arranging the sucker, and the measurement efficiency and the effectiveness of the measurement result are improved.

In one embodiment, the method comprises the following steps: bracket 131, sleeve 134, baffle 132; the sleeve 134 is sleeved on the fixing rod 124, and a bolt assembly 122 provided with a through hole on the side wall of the sleeve 134 is inserted into the through hole and abuts against the side wall of the fixing rod 124; the bracket 131 is mounted on the side wall of the sleeve 134; the baffle 132 is arranged at the lower part of the outer side wall of the bracket 131; the measuring instrument 13 is interposed between the bracket 131 and the shutter 132. According to the setting, the universal meter can be conveniently disassembled and assembled as required.

In one embodiment, the method comprises the following steps: a clamping threaded ring 126; the clamping screw ring 126 is sleeved on the connecting end of the telescopic rod 21 and the fixing rod 124, and clamps the joint of the two rod bodies through threaded connection. The specific structure is arranged in a way commonly used in the prior art, and will not be described in detail herein.

Referring to fig. 5, preferably, it comprises: a vertical bending head 111; a vertical bending head 111 is arranged at the extending end of the fixing rod 124; the equidistant probe head is connected with the fixed rod 124 through the vertical bending head 111.

The fixing rod 124 is provided with a vertical bending head 111 which can be connected with the equidistant probe head after being connected with the vertical connecting rod through a screw bolt assembly. According to the arrangement, the anode detection at different positions can be conveniently finished through the device, and the detection convenience of the device is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A movable anode rod current distribution measuring device is characterized by comprising: the device comprises a fixed rod (124), a crank block assembly, a box body (24), a movable support frame, a handle (243), a connecting rod (244), an equidistant probe, a telescopic rod (21) and a measuring instrument (13);

the equidistant probe is arranged on the extending end of the fixed rod (124); the other end of the fixed rod (124) is connected with the telescopic rod (21), and the other end of the telescopic rod (21) is inserted into the box body (24) and is in driving connection with the crank block component; the crank block component is accommodated and arranged in the box body (24); a through hole is formed in the side wall of the box body (24), and one end of the connecting rod (244) is inserted into the box body (24) and is connected with a driving rotating shaft (234) arranged at the center of a driving gear (231) of the slider-crank assembly; the other end of the connecting rod (244) extends out of the top surface of the box body (24) and is connected with the handle (243);

the box body (24) is inserted on the top surface of the movable support frame; rollers (255) are respectively arranged on each top corner on the bottom surface of the movable support frame; the measuring instrument (13) is arranged on the fixing rod (124) and is electrically connected with the equidistant probe head.

2. The moveable anode stem current distribution measuring device of claim 1, wherein the slider-crank assembly comprises: the driving gear (231), the driven gear (232), the sliding rod (224) and the connecting rod assembly are accommodated in the box body (24), and the connecting rod assembly is respectively in driving connection with the driving gear (231) and the driven gear (232) and is connected with the sliding rod (224); one end of the sliding rod (224) is connected with the telescopic rod (21); the driving gear (231) is meshed with the driven gear (232); the method comprises the following steps: a bearing (233), a driving rotating shaft (234), and a driven rotating shaft (235); the driving rotating shaft (234) and the driven rotating shaft (235) are respectively arranged on the end surface of the box body (24); the bearing (233) is sleeved on the driving rotating shaft (234), and the driving gear (231) is sleeved on the bearing (233) and connected with the bearing (233); the first end of the connecting rod (244) is connected with the driving rotating shaft (234); the bearing (233) is sleeved on the driven rotating shaft (235), and the driven gear (232) is sleeved on the bearing (233) and connected with the bearing (233).

3. The movable anode stem current distribution measuring device according to claim 2, comprising: a guide cylinder (211) and an accommodating cylinder (225); the accommodating cylinder (225) is arranged on the bottom surface of the box body (24) and is communicated with the box body (24); the guide cylinder (211) is arranged on the top surface of the box body (24) and is communicated with the box body (24); the telescopic rod (21) is arranged in the guide cylinder (211) in a sliding manner; the other end of the slide rod (224) is telescopically arranged in the accommodating cylinder (225).

4. The movable anode stem current distribution measuring device of claim 3, wherein the movable support frame comprises: a base (254), a first barrel frame (25), a plurality of support legs (251); the box body (24) is inserted in the first barrel frame (25); a plurality of supporting legs (251) are arranged on the bottom surface of the first barrel frame (25) at intervals along the circumferential direction; the supporting legs (251) are erected on the top surface of the base (254); rollers (255) are respectively arranged at each top corner on the bottom surface of the base (254).

5. The movable anode stem current distribution measuring device according to claim 4, comprising: a second cartridge holder (252), the second cartridge holder (252) disposed on a top surface of the base (254); the bottom surface of the containing cylinder (225) is inserted into a supporting groove (253) formed on the top surface of the second cylinder frame (252).

6. The movable anode stem current distribution measuring device according to claim 1, comprising: the recording plate (242) and the clamp (241), the recording plate (242) is arranged on the other side edge of the end face of the box body (24); the clip (241) is disposed above the recording plate (242).

7. The movable anode stem current distribution measuring device according to claim 1, wherein the equidistant probe head comprises: equidistant inserted bars (10), a fixed plate (11), a through groove (112) and a plurality of bolt assemblies (122) are arranged in pairs; the equidistant insertion rods (10) are fixedly arranged on the fixed plate (11) through bolt assemblies (122), and the central axis connecting line of the equidistant insertion rods (10) is parallel to the long side of the fixed plate (11); a through groove (112) is arranged on the central line of the fixed plate (11); the extending end of the fixing rod (124) is inserted into the through groove (112) and connected with the fixing plate (11) through the bolt assembly (122).

8. The movable anode stem current distribution measuring device according to claim 7, comprising: the positioning plate (121), the first positioning through hole (123) and the second positioning through hole (125), wherein the first positioning through hole (123) and the second positioning through hole (125) are arranged in an aligned manner; the first positioning through hole (123) is formed in the side wall of the positioning plate (121); a plurality of second positioning through holes (125) are arranged on the extending end of the fixing rod (124) at intervals; the bolt assembly (122) is inserted into the first positioning through hole (123) and the second positioning through hole (125) to connect the positioning plate (121) and the fixing rod (124); the positioning plate (121) is arranged on the bottom surface of the fixing plate (11) through a bolt assembly (122); the positioning plate (121) is provided with a through groove (112) and is aligned with the through groove (112) on the power supply plate.

9. The movable anode stem current distribution measuring device according to claim 1, comprising: a vertical bending head (111); a vertical bending head (111) is arranged at the extending end of the fixing rod (124); the equidistant probe is connected with the fixed rod (124) through the vertical bending head (111).