CN111810583A - Electromechanical device fixing frame and mounting method thereof - Google Patents
Electromechanical device fixing frame and mounting method thereof Download PDFInfo
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- CN111810583A CN111810583A CN202010740980.4A CN202010740980A CN111810583A CN 111810583 A CN111810583 A CN 111810583A CN 202010740980 A CN202010740980 A CN 202010740980A CN 111810583 A CN111810583 A CN 111810583A
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- spring
- objective table
- vertical cylinder
- fixing frame
- support rod
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000005299 abrasion Methods 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 8
- 238000011900 installation process Methods 0.000 claims abstract 2
- 230000005389 magnetism Effects 0.000 claims description 4
- 230000035939 shock Effects 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 13
- 238000010521 absorption reaction Methods 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/06—Magnetic or electromagnetic
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an electromechanical device fixing frame and an installation method thereof, which mainly comprise the following steps: s1, mounting a protective box and a vertical cylinder; s2, a fixed magnetic block and a support rod; s3, welding the first spring; s4, welding the second spring and fixing the buffer piece; s5, assembling an object stage; s6 and a connecting circuit, and also relates to an electromechanical device fixing frame in the installation process, which comprises an object stage and a bottom plate, wherein a protective box and two vertical cylinders are fixedly arranged on the bottom plate through bolts, and the two vertical cylinders are symmetrically distributed on two sides of the protective box, and are respectively wound with a coil and a magnet with an anti-abrasion sleeve in the side wall of each vertical cylinder. The invention weakens the vibration through the interaction of the magnetic fields, not only has better shock absorption effect, but also can reduce the fatigue damage accumulation of the spring, so that the service cycle of the spring is longer, and the stronger the vibration of the electromechanical equipment is, the larger the repulsive force of the buffer part is, and the better the buffer effect is.
Description
Technical Field
The invention relates to the technical field of electromechanical equipment, in particular to an electromechanical equipment fixing frame and an installation method thereof.
Background
Electromechanical devices generally refer to devices using mechanical and electronic technologies, and a large number of electromechanical devices are used in the information field, the civil field, the industrial field, and the electric power field.
Although the common shock pad has a certain shock absorption effect, the shock absorption effect is poor, stronger shock cannot be effectively buffered, and the shock absorption effect in the horizontal direction is not obvious, a patent document granted by the publication No. CN106594142B proposes a shock absorption device for electromechanical equipment, which comprises a shock absorption plate, a first shock absorption spring, a second shock absorption spring, an arc plate, a circular damping sheet and other components, can improve the shock absorption effect of the device, and can also play a good buffering role for the shock in the horizontal direction, but the shock absorption and buffering effect of the shock absorption device for electromechanical equipment only depends on the action of a plurality of springs, if the used spring coefficient is larger, the spring is harder and has poor buffering effect, if the used spring with smaller stiffness coefficient is used, when the electromechanical equipment is subjected to strong shock, the deformation amount of the spring is larger, and when the spring is in a high fatigue cycle for a plurality of times or for a long time, can cause very big influence to the life of spring, lead to the shock attenuation effect variation of device, frequently change the spring not only can improve the use cost of device, still can increase maintenance personal's work load, improved the human cost to electromechanical device's normal work has been influenced.
Therefore, the electromechanical equipment fixing frame and the installation method thereof are provided.
Disclosure of Invention
The invention aims to solve the defects of poor damping effect, large spring loss and need of periodic replacement and maintenance of electromechanical equipment in the prior art, and provides an electromechanical equipment fixing frame and an installation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
s1: fixedly mounting a protective box and two vertical cylinders on a bottom plate through bolts;
s2: fixedly connecting the magnetic blocks with the bottom end of the supporting rod, sleeving the magnetic blocks with an anti-abrasion sleeve, and then respectively placing the two magnetic blocks into the two vertical cylinders;
s3: welding one end of a first spring on the upper surface of the vertical cylinder, and welding the other end of the first spring on the side wall of the upper end of the support rod;
s4: a plurality of second springs with arc-shaped plates are symmetrically welded in the two assembling grooves, and the buffer parts are fixed below the objective table;
s5: the two support rods stably support the objective table through the assembly grooves, and the arc-shaped plates in the same assembly groove are abutted against the side walls of the corresponding support rods;
s6: a circuit connecting between the coil and the solenoid;
the mounting process also relates to an electromechanical equipment fixing frame which comprises an object stage and a bottom plate, wherein a protective box and two vertical cylinders are fixedly mounted on the bottom plate through bolts, the two vertical cylinders are symmetrically distributed on two sides of the protective box, a coil is wound in the side wall of each vertical cylinder, a magnetic block with an anti-abrasion sleeve is slidably mounted in each vertical cylinder, a supporting rod is fixedly arranged on each magnetic block, the upper end of each supporting rod penetrates through the top of the corresponding vertical cylinder and extends out of the vertical cylinder, a first spring is arranged on the upper surface of each vertical cylinder, and the upper end of each first spring is connected with the side wall of the upper end of the corresponding supporting rod;
two assembling grooves are symmetrically formed in the bottom of the objective table, a plurality of arc-shaped plates are mounted in each assembling groove through second springs, the top end of each supporting rod abuts against the top wall of the corresponding assembling groove, and the arc-shaped plates located in the same assembling groove abut against the side wall of the corresponding supporting rod;
the utility model discloses a safety protection device for a vehicle, including objective table, the diapire of objective table inlays on being equipped with the bolster, the bolster includes a permanent magnetism board, install the solenoid in the protective housing.
The buffer piece is movably placed in the sliding groove and comprises two permanent magnet plates with the same polarity direction.
The invention has the beneficial effects that:
1. the objective table keeps being connected with the bracing piece through devices such as assembly groove, rubber gasket, second spring, arc, can effectively weaken the vibrations on the horizontal direction, can conveniently take off the objective table from the bracing piece again, compares in ordinary electromechanical device mount, this device only need with electromechanical device and objective table fixed can, just can realize electromechanical device's removal through removing the objective table, the transfer of the electromechanical device position of being convenient for.
2. Through setting up devices such as rubber gasket, assembly groove, arc, bracing piece, can improve the bracing piece with the help of the dead weight of electromechanical device and objective table and assemble the groove separation degree of difficulty to improve the resistance to the vibrations on the horizontal direction, the second spring also can change kinetic energy into the elastic potential energy of self simultaneously, thereby further weakens the vibrations on the horizontal direction, therefore vibrations on the horizontal direction can obtain effectual solution.
3. Through setting up devices such as coil, solenoid, magnetic path, bolster, can prevent that the objective table from lasting vibrations in vertical direction by the interact power between the magnetic field to the vibrations that electromechanical device received are stronger, and the instantaneous speed that the objective table descends is just faster, and the magnetic field intensity that the solenoid produced is just also bigger, and the repulsion that the bolster received is just bigger, and buffering effect is better.
4. According to the invention, vibration is weakened through the interaction of the magnetic fields, so that the shock absorption effect is better, the fatigue damage accumulation of the first spring can be reduced, the service cycle of the first spring is longer, and the replacement and maintenance times are reduced.
5. Through placing two permanent magnetism boards that polarity direction is the same in the spout, can reduce the vibration speed of objective table through the repulsion between permanent magnetism board and the magnetic path for the objective table stops vibrations fast, and is better to electromechanical device's shock attenuation effect.
Drawings
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic view showing the direction of the magnetic field generated by the solenoid when the stage moves downward in example 1 of the present invention;
FIG. 4 is a schematic structural view of example 2 of the present invention;
fig. 5 is a schematic view of an internal structure of a chute in embodiment 2 of the present invention;
fig. 6 is a schematic view of the magnetic field directions of the magnetic block and the permanent magnetic plate in embodiment 2 of the present invention.
In the figure: the device comprises an object stage 1, a buffer part 2, a support rod 3, a first spring 4, an anti-abrasion sleeve 5, a protective box 6, a solenoid 7, a bottom plate 8, a coil 9, a vertical cylinder 10, a magnetic block 11, an assembly groove 12, an arc-shaped plate 13, a second spring 14, a rubber gasket 15, a sliding groove 16 and a buffer sheet 17.
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.
Example 1
Referring to fig. 1-3, a method for mounting a fixing frame of electromechanical equipment comprises the following specific steps:
s1: fixedly mounting a protective box 6 and two vertical cylinders 10 on a bottom plate 8 through bolts;
s2: fixedly connecting the magnetic block 11 with the bottom end of the support rod 3, sleeving the magnetic block 11 with an anti-abrasion sleeve 5, and then respectively placing the two magnetic blocks 11 into the two vertical cylinders 10;
s3: welding one end of a first spring 4 on the upper surface of the vertical cylinder 10, and welding the other end of the first spring on the side wall of the upper end of the support rod 3;
s4: a plurality of second springs 14 with arc-shaped plates 13 are symmetrically welded in the two assembling grooves 12, and the buffer 2 is fixed below the object stage 1;
s5: the two support rods 3 are enabled to stably support the objective table 1 through the assembly grooves 12, and the arc-shaped plates 13 in the same assembly groove 12 are abutted against the side walls of the corresponding support rods 3;
s6: a circuit connecting between the coil 9 and the solenoid 7;
the mounting process also relates to an electromechanical equipment fixing frame which comprises an object stage 1 and a bottom plate 8, wherein a protective box 6 and two vertical cylinders 10 are fixedly mounted on the bottom plate 8 through bolts, the two vertical cylinders 10 are symmetrically distributed on two sides of the protective box 6, a coil 9 is wound in the side wall of each vertical cylinder 10, a magnetic block 11 with an anti-abrasion sleeve 5 is slidably mounted in each vertical cylinder 10, a supporting rod 3 is fixedly arranged on each magnetic block 11, the upper end of each supporting rod 3 penetrates through the top of the corresponding vertical cylinder 10 and extends out of the vertical cylinder 10, a first spring 4 is arranged on the upper surface of each vertical cylinder 10, and the upper end of each first spring 4 is connected with the side wall of the upper end of the corresponding supporting rod 3;
two assembling grooves 12 are symmetrically formed in the bottom of the objective table 1, a plurality of arc-shaped plates 13 are mounted in each assembling groove 12 through second springs 14, the top end of each supporting rod 3 abuts against the top wall of the corresponding assembling groove 12, and the arc-shaped plates 13 in the same assembling groove 12 abut against the side walls of the corresponding supporting rods 3;
the upper end of the supporting rod 3 is hemispherical, the radian of the wall of the assembling groove 12 is matched with the radian of the top end of the supporting rod 3, the top end of the supporting rod 3 is bonded with a rubber gasket 15, and the rubber gasket 15 has good wear resistance and skid resistance;
the bottom wall of the objective table 1 is embedded with a buffer part 2, the buffer part 2 comprises a permanent magnetic plate, and a solenoid 7 is installed in the protective box 6.
When the mechanical and electrical equipment works, the mechanical and electrical equipment is fixedly arranged on the objective table 1, the buffer part 2 is a permanent magnetic plate, when the mechanical and electrical equipment is vibrated in the horizontal direction, the objective table 1 rocks from left to right, the inner top wall of the assembly groove 12 is abutted against the top of the support rod 3, the inner top wall and the top wall are both arc-shaped structures, and the top end of the support rod 3 is also bonded with a rubber gasket 15, so the support rod 3 is difficult to separate from the assembly groove 12 (the objective table 1 is necessary to undergo a lifting process when the support rod 3 is separated from the assembly groove 12, the objective table 1 is difficult to realize the process under the action of gravity of the mechanical and electrical equipment 1), the rubber gasket 15 can deform to weaken the vibration in the horizontal direction, meanwhile, one side of the arc-shaped plate 13 is abutted against the support rod 3, the other side is connected with the second spring 14, so the second spring 14, thereby further weakening the vibration in the horizontal direction, and the vibration in the horizontal direction can be effectively solved;
when the electromechanical equipment is vibrated in the vertical direction, the objective table 1 moves up and down, the first spring 4 firstly converts kinetic energy into elastic potential energy to weaken vibration, and simultaneously, the support rod 3 can synchronously descend when the objective table 1 descends, so that the magnetic block 11 and the coil 9 generate relative motion, according to the Faraday's law of electromagnetic induction, a part of conductors of a closed circuit do cutting magnetic induction line motion in a magnetic field, current can be generated in the conductors, therefore, induced current can be generated in the coil 9, because the coil 9 and the solenoid 7 are connected in the same circuit, the coil 9 equivalently supplies power to the solenoid 7, and the solenoid 7 can generate a magnetic field after being electrified;
the magnetic field directions of the permanent magnetic plate, the solenoid 7 and the magnetic block 11 are shown in fig. 3, the buffer member 2 receives the repulsive force of the magnetic block 11 and the solenoid 7, the first spring 4 also weakens the vibration, the stronger the vibration received by the electromechanical device is, the faster the instantaneous speed of the object stage 1 descending is, the greater the intensity of the induced current is, the greater the magnetic field intensity generated by the solenoid 7 is, the greater the repulsive force received by the buffer member 2 is, that is, the greater the resistance received by the object stage 1, and the better the buffer effect is;
therefore, no matter the vibration in the horizontal direction or the vibration in the vertical direction, the device can achieve good damping effect.
Example 2
Referring to fig. 4 to 6, the present embodiment is different from embodiment 1 in that: the slide groove 16 is formed in the objective table 1, the buffer part 2 is movably placed in the slide groove 16, the buffer part 2 comprises two permanent magnet plates with the same polarity direction, a circle of buffer sheet 17 is bonded to the side wall of the slide groove 16 in the circumferential direction, the middle of the slide groove 16 is divided into two parts by the buffer sheet 17, the two permanent magnet plates are respectively located on two sides of the buffer sheet 17, and the buffer sheet 17 can avoid the problem that the buffer part 2 and the slide groove 16 are damaged or demagnetized due to rigid collision.
When the electric equipment is vibrated in the horizontal direction, the second spring 14 and the rubber gasket 15 still play a role in weakening vibration, the object stage 1 is assumed to move leftwards first, at the moment, the permanent magnetic plate is close to the left magnetic block 11, the repulsive force between the permanent magnetic plate and the magnetic block 11 is increased, and can be known according to F ═ ma, the permanent magnetic plate can generate acceleration in the right direction, and the speed direction of the object stage 1 is leftward, so the relative speed of the permanent magnetic plate can be reduced, and when the left permanent magnetic plate abuts against the middle buffer sheet 17 of the sliding groove 16, and the right permanent magnetic plate abuts against the side wall of the sliding groove, resistance can be generated on the object stage 1, and for the object stage 1, the resistance direction is rightward, so the object stage 1 can have acceleration in the right direction, so that the object stage 1 stops vibrating quickly, and the damping effect is better.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (2)
1. A mounting method of a fixing frame of electromechanical equipment is characterized by comprising the following steps: the method comprises the following specific steps:
s1: fixedly mounting a protective box (6) and two vertical cylinders (10) on a bottom plate (8) through bolts;
s2: fixedly connecting the magnetic block (11) with the bottom end of the support rod (3), sleeving the magnetic block (11) with an anti-abrasion sleeve (5), and then respectively placing the two magnetic blocks (11) into the two vertical cylinders (10);
s3: welding one end of a first spring (4) on the upper surface of the vertical cylinder (10), and welding the other end of the first spring on the side wall of the upper end of the support rod (3);
s4: a plurality of second springs (14) with arc-shaped plates (13) are symmetrically welded in the two assembling grooves (12) and the buffer piece (2) is fixed below the objective table (1);
s5: the two support rods (3) stably support the objective table (1) through the assembly grooves (12), and the arc-shaped plates (13) in the same assembly groove (12) are abutted against the side walls of the corresponding support rods (3);
s6: a circuit connecting the coil (9) and the solenoid (7);
the installation process also relates to an electromechanical device fixing frame which comprises an object stage (1) and a bottom plate (8), a protective box (6) and two vertical cylinders (10) are fixedly arranged on the bottom plate (8) through bolts, two vertical cylinders (10) are symmetrically distributed on two sides of the protective box (6), a coil (9) is wound in the side wall of each vertical cylinder (10), a magnetic block (11) with an anti-abrasion sleeve (5) is slidably mounted in each vertical cylinder (10), a support rod (3) is fixedly arranged on each magnetic block (11), the upper end of each support rod (3) penetrates through the top of the corresponding vertical cylinder (10) and extends out of the vertical cylinder (10), a first spring (4) is arranged on the upper surface of each vertical cylinder (10), the upper end of the first spring (4) is connected with the upper end side wall of the corresponding support rod (3);
two assembling grooves (12) are symmetrically formed in the bottom of the objective table (1), a plurality of arc-shaped plates (13) are arranged in each assembling groove (12) through second springs (14), the top end of each supporting rod (3) abuts against the top wall of the corresponding assembling groove (12), and the arc-shaped plates (13) in the same assembling groove (12) abut against the side walls of the corresponding supporting rods (3);
the utility model discloses an objective table, including objective table (1), the diapire of objective table (1) inlays and is equipped with bolster (2), bolster (2) include a permanent magnetism board, install solenoid (7) in protective housing (6).
2. The mounting method of the electromechanical device fixing frame according to claim 1, wherein a sliding groove (16) is formed in the object stage (1), the buffer member (2) is movably placed in the sliding groove (16), and the buffer member (2) comprises two permanent magnet plates with the same polarity direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010740980.4A CN111810583B (en) | 2020-07-28 | 2020-07-28 | Electromechanical device fixing frame and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010740980.4A CN111810583B (en) | 2020-07-28 | 2020-07-28 | Electromechanical device fixing frame and mounting method thereof |
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| Publication Number | Publication Date |
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| CN111810583A true CN111810583A (en) | 2020-10-23 |
| CN111810583B CN111810583B (en) | 2021-04-13 |
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| CN202010740980.4A Active CN111810583B (en) | 2020-07-28 | 2020-07-28 | Electromechanical device fixing frame and mounting method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923199A (en) * | 2021-01-22 | 2021-06-08 | 淄博职业学院 | Sensor device for electrical control |
| CN112978114A (en) * | 2021-03-03 | 2021-06-18 | 吴林杰 | Safe storage tank for methanol transportation and storage |
| CN113314791A (en) * | 2021-04-21 | 2021-08-27 | 安徽瑞露科技有限公司 | Lithium battery module protection architecture |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112923199A (en) * | 2021-01-22 | 2021-06-08 | 淄博职业学院 | Sensor device for electrical control |
| CN112978114A (en) * | 2021-03-03 | 2021-06-18 | 吴林杰 | Safe storage tank for methanol transportation and storage |
| CN112978114B (en) * | 2021-03-03 | 2022-09-27 | 烟台大兴重工有限公司 | Safe storage tank for methanol transportation and storage |
| CN113314791A (en) * | 2021-04-21 | 2021-08-27 | 安徽瑞露科技有限公司 | Lithium battery module protection architecture |
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| CN111810583B (en) | 2021-04-13 |
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