CN220816379U - Eddy current damper for testing performance of driving device of water purification equipment - Google Patents
Eddy current damper for testing performance of driving device of water purification equipment Download PDFInfo
- Publication number
- CN220816379U CN220816379U CN202322780940.4U CN202322780940U CN220816379U CN 220816379 U CN220816379 U CN 220816379U CN 202322780940 U CN202322780940 U CN 202322780940U CN 220816379 U CN220816379 U CN 220816379U
- Authority
- CN
- China
- Prior art keywords
- ball screw
- damping cylinder
- driving device
- eddy current
- cylinder assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 238000000746 purification Methods 0.000 title abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 58
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000009661 fatigue test Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011403 purification operation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Electromagnetic Pumps, Or The Like (AREA)
Abstract
The utility model discloses an eddy current damper for testing the performance of a driving device of water purification equipment, which comprises a movable end connected with the driving device of the water purification equipment, wherein the other end of the movable end is connected to a ball screw, a ball screw nut is arranged on the ball screw, a damping cylinder assembly driven by the ball screw nut is arranged on the ball screw nut, the eddy current damper also comprises a fixed end used for fixing, an axial channel for axially moving the ball screw is arranged in the fixed end, and magnetic steel capable of generating damping effect with the damping cylinder assembly is arranged on the fixed end; the water purifying equipment driving device drives the ball screw to make sinusoidal motion along the axis direction through the movable end head, so that the ball screw nut rotates, and further drives the damping cylinder assembly to rotate, and the damping cylinder assembly generates eddy current damping force through rotation and the magnetic steel. The utility model can simulate the actual working condition, eliminate the power generated by the test equipment and greatly improve the test accuracy.
Description
Technical Field
The utility model relates to the technical field of water purification equipment testing equipment, in particular to an eddy current damper for testing the performance of a driving device of water purification equipment.
Background
In the existing water purifying equipment, a set of driving device based on a servo motor is needed, and the device runs for a long time in the water purifying operation process and has high requirements on fatigue resistance. Therefore, before the actual water purification operation is performed, fatigue resistance detection needs to be performed on the driving device, so that accidents do not occur in the operation process, and additional economic loss is generated. However, the fatigue testing device of the existing water purifying equipment driving device adopts parallel springs, so that the actual working condition cannot be simulated, the power generated by the testing equipment cannot be eliminated, and the testing result is affected.
Disclosure of utility model
Aiming at the problems existing in the prior art, the application provides the eddy current damper for testing the performance of the driving device of the water purifying equipment, which can simulate the actual working condition most closely, can eliminate the power generated by the testing equipment, and greatly improves the testing accuracy.
The technical scheme for realizing the aim of the utility model is as follows: the eddy current damper for testing the performance of the driving device of the water purifying equipment comprises a movable end connected with the driving device of the water purifying equipment, wherein the other end of the movable end is connected to a ball screw, a ball screw nut is arranged on the ball screw, a damping cylinder assembly driven by the ball screw nut is arranged on the ball screw nut, the eddy current damper further comprises a fixed end used for fixing, an axial channel for axially moving the ball screw is arranged in the fixed end, and magnetic steel capable of generating damping effect with the damping cylinder assembly is arranged on the fixed end; the water purifying equipment driving device drives the ball screw to make sinusoidal motion along the axis direction through the movable end head, so that the ball screw nut rotates, and further drives the damping cylinder assembly to rotate, and the damping cylinder assembly generates eddy current damping force through rotation and the magnetic steel.
Preferably, the damper assembly comprises a first damper cylinder and a second damper cylinder, wherein the first damper cylinder is close to the magnetic steel, the first damper cylinder is made of copper or aluminum, and the second damper cylinder is made of steel.
Preferably, the damping cylinder assembly abuts against the periphery of the axial channel through a four-point contact angle bearing and a deep groove ball bearing.
Preferably, a plurality of magnetic steels are arranged on the periphery of the axial channel, and the damping cylinder component and the magnetic steel are arranged in a clearance mode.
Preferably, a plurality of cooling fins are arranged on the periphery of the damping cylinder assembly.
By adopting the technical scheme, the utility model has the following beneficial effects: (1) The utility model relates to an eddy current damper for testing the performance of a driving device of water purification equipment, which is characterized in that an eddy current damping technology is utilized, a damping cylinder assembly arranged in the damper and fixed magnetic steel generate relative motion, when a conductor plate in a local magnetic field cuts magnetic force lines, an eddy current is generated in the damping cylinder assembly, the eddy current can interact with an original magnetic field to generate a force for preventing the damping cylinder assembly and the magnetic field from moving relatively, and meanwhile, the resistance effect of the damping cylinder assembly converts kinetic energy obtained by the damping cylinder assembly into heat energy through the eddy current to dissipate the heat energy, so that fatigue test of the driving device of the water purification equipment is performed. The electric vortex damper does not depend on mechanical friction energy consumption, has no problems of leakage and sealing of working fluid, has the advantages of high reliability, good durability, relatively simple structure and the like, and is particularly suitable for working environments requiring long fatigue life and difficult maintenance.
(2) According to the utility model, the cooling fins are arranged on the damping cylinder assembly, so that additional heat dissipation treatment can be carried out on the damper, and the technical problems that the damping performance of the eddy current damper is rapidly reduced until the magnetism of the magnetic steel disappears due to the fact that the power of the servo motor driving device is higher and the temperature of the magnetic steel is rapidly increased in water purification operation can be solved.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which
FIG. 1 is a front view of the present utility model;
FIG. 2 is a cross-sectional view of A-A of FIG. 1 in accordance with the present utility model;
FIG. 3 is a cross-sectional view of B-B of FIG. 1 in accordance with the present utility model.
Detailed Description
Example 1
Referring to fig. 1 to 3, the eddy current damper for testing performance of a driving device of a water purifying device according to the present embodiment includes a movable end connected to the driving device of the water purifying device, the other end of the movable end is connected to a ball screw, a ball screw nut is provided on the ball screw, a damping cylinder assembly driven along the ball screw nut is provided on the ball screw nut, and the eddy current damper further includes a fixed end for fixing, an axial channel for axial movement of the ball screw is provided in the fixed end, and a magnetic steel capable of generating a damping effect with the damping cylinder assembly is provided on the fixed end; the water purifying equipment driving device drives the ball screw to make sinusoidal motion along the axis direction through the movable end head, so that the ball screw nut rotates, and further drives the damping cylinder assembly to rotate, and the damping cylinder assembly generates eddy current damping force through rotation and the magnetic steel. In the application, the eddy current damper generates relative motion through the magnetic steel and the damping cylinder plate to generate damping force, so that mechanical energy is converted into heat energy to be emitted.
The damper assembly comprises a first damper cylinder and a second damper cylinder, the first damper cylinder is close to the magnetic steel, the first damper cylinder is made of copper or aluminum, the second damper cylinder is made of steel, and the second damper cylinder is used for being in contact with external air, so that the steel is required to be used, and the trend of a magnetic induction line can be changed by steel.
The damping cylinder assembly abuts against the periphery of the axial channel through a four-point contact angle bearing and a deep groove ball bearing.
And a plurality of magnetic steels are arranged on the periphery of the axial channel, and the damping cylinder component and the magnetic steel are arranged in a clearance mode.
The periphery of the damping cylinder assembly is provided with a plurality of cooling fins.
In the concrete implementation, the movable end head 1 is connected with a driving device of the water purifying equipment and performs sinusoidal movement along the axis direction. The fixed end head 10 is fixed with the ground by bolts;
The first damping cylinder 6 and the second damping cylinder 4 are fixed in a hot-fitting way, and the magnetic steel 7 is fixed on the fixed end 10 by using bolts.
Along with the axial relative displacement of the movable end head 1 and the fixed end head 10, the ball screw nut 3 rotates to drive the second damping cylinder 4 and the first damping cylinder 6 to rotate, and an eddy current damping force is generated in a mode of cutting a magnetic induction line by relative rotation with magnetic steel.
In the structure, the active heating component is the first damping cylinder 6, and the second damping cylinder 4 which is in direct contact with the first damping cylinder is in direct contact with the outside air, so that the main heat dissipation work is carried out. The invention installs a plurality of cooling fins on the surface of the second damping cylinder 4 to increase the cooling efficiency of the part.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (5)
1. An eddy current damper for testing performance of a driving device of a water purifying device, which is characterized in that: the water purifying device comprises a movable end (1) connected with a driving device of the water purifying device, wherein the other end of the movable end is connected to a ball screw (2), a ball screw nut (3) is arranged on the ball screw, a damping cylinder assembly driven by the ball screw nut is arranged on the ball screw nut, the water purifying device further comprises a fixed end (10) used for fixing, an axial channel for axially moving the ball screw is arranged in the fixed end, and a magnetic steel (7) capable of generating a damping effect with the damping cylinder assembly is arranged on the fixed end; the water purifying equipment driving device drives the ball screw to make sinusoidal motion along the axis direction through the movable end head, so that the ball screw nut rotates, and further drives the damping cylinder assembly to rotate, and the damping cylinder assembly generates eddy current damping force through rotation and the magnetic steel.
2. The eddy current damper for testing performance of a driving device of a water purifying apparatus according to claim 1, wherein: the damping cylinder assembly comprises a first damping cylinder (6) and a second damping cylinder (4), wherein the first damping cylinder is close to the magnetic steel, the first damping cylinder is made of copper or aluminum, and the second damping cylinder is made of steel.
3. The eddy current damper for testing performance of a driving device of a water purifying apparatus according to claim 1, wherein: the damping cylinder assembly abuts against the periphery of the axial channel through a four-point contact angle bearing (8) and a deep groove ball bearing (9).
4. The eddy current damper for testing performance of a driving device of a water purifying apparatus according to claim 1, wherein: and a plurality of magnetic steels (7) are arranged on the periphery of the axial channel, and the damping cylinder component and the magnetic steel are arranged in a clearance mode.
5. The eddy current damper for testing performance of a driving device of a water purifying apparatus according to claim 1, wherein: the periphery of the damping cylinder assembly is provided with a plurality of cooling fins (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780940.4U CN220816379U (en) | 2023-10-17 | 2023-10-17 | Eddy current damper for testing performance of driving device of water purification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780940.4U CN220816379U (en) | 2023-10-17 | 2023-10-17 | Eddy current damper for testing performance of driving device of water purification equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220816379U true CN220816379U (en) | 2024-04-19 |
Family
ID=90678049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322780940.4U Active CN220816379U (en) | 2023-10-17 | 2023-10-17 | Eddy current damper for testing performance of driving device of water purification equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220816379U (en) |
-
2023
- 2023-10-17 CN CN202322780940.4U patent/CN220816379U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204103739U (en) | A kind of soft start permanent magnet eddy current coupling | |
| CN101382462A (en) | Hub type liquid cooling permanent magnet dynamometer | |
| CN201159677Y (en) | Water cooling permanent magnetism worm current power measuring machine | |
| CN112096762B (en) | Water-cooling braking system | |
| CN220816379U (en) | Eddy current damper for testing performance of driving device of water purification equipment | |
| CN107676296A (en) | A kind of magnetic suspension saves air blower mechanical sealing member | |
| CN101783575A (en) | Permanent magnet liquid cooling retarder for vehicle | |
| CN101286685A (en) | Totally-enclosed driving device | |
| CN105290770A (en) | Screw tightening shaft device capable of rotating and conducting reciprocating linear movement | |
| US10177642B2 (en) | Sealess, liquid cooled eddy current energy absorption system | |
| CN201450408U (en) | Encircling temperature control motor forcing fans to cool | |
| KR101033844B1 (en) | Breaker system using magnetic force | |
| CN201234202Y (en) | Pre-positioning liquid cooling permanent magnet retarder for transmission | |
| CN115234427A (en) | Heat dissipation device for wave energy linear power generation system | |
| CN108918143A (en) | A kind of novel combined magnetic coupling mechanical property device and method of measurement | |
| CN108488342A (en) | A kind of planetary roller screw pair having both vibration damping and refrigerating function | |
| CN103490589A (en) | Coaxial sleeve type permanent magnet eddy-current coupling with magnetic coagulation type magnetic circuit structure | |
| CN210075049U (en) | Mechanical seal radial oil supply hydraulic drive magnetic shielding permanent magnet speed regulator | |
| CN210927422U (en) | Hollow shaft single-drive double-movable disc type permanent magnet speed regulator | |
| CN112234751A (en) | High-speed reciprocating linear motion experiment machine | |
| CN207473539U (en) | A kind of high efficiency and heat radiation silent computer electric source | |
| CN111441927A (en) | Electromagnetic direct-drive linear hydraulic pump based on asymmetric runner heat dissipation | |
| CN217669479U (en) | Driving device suitable for simulating animal joints | |
| CN205780421U (en) | A kind of clutch apparatus, the water pump with this device and the vehicles | |
| CN108504828A (en) | A kind of magnetic driven transmission mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |