CN212549148U - Magnetic suspension proportioning device convenient to on-spot equipment - Google Patents
Magnetic suspension proportioning device convenient to on-spot equipment Download PDFInfo
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- CN212549148U CN212549148U CN202020539597.8U CN202020539597U CN212549148U CN 212549148 U CN212549148 U CN 212549148U CN 202020539597 U CN202020539597 U CN 202020539597U CN 212549148 U CN212549148 U CN 212549148U
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Abstract
The utility model relates to a magnetic suspension proportioning device. The magnetic suspension proportioning device has the characteristics of convenience in field assembly and carrying, capability of accurately controlling the concentration of the magnetic suspension and simple structure. The technical scheme is as follows: the utility model provides a magnetic suspension proportioning device convenient to field assembly which characterized in that: the device comprises a magnetic paste weighing component for weighing the mass of the magnetic paste, a control component for controlling the concentration of magnetic suspension, and a stirring component for uniformly mixing the prepared raw materials; the magnetic paste weighing assembly comprises a funnel which is arranged at the top end of the stirring barrel through a support frame and is provided with a manual valve, and a pressure sensor which is arranged on the support frame and is used for weighing the weight of the funnel; the control assembly comprises a spray header positioned on the upper side of the funnel, a hose which communicates an external water source with the spray header and is provided with an electromagnetic valve and an electromagnetic flowmeter, and a single chip microcomputer control box, wherein the single chip microcomputer control box is electrically connected with the pressure sensor, the electromagnetic valve and the electromagnetic flowmeter respectively.
Description
Technical Field
The utility model relates to a magnetic suspension proportioning device, in particular to magnetic suspension proportioning device convenient to field assembly belongs to magnetic particle testing technical field.
Background
The magnetic powder detection is mainly used for nondestructive detection of defects on the surface or near surface of a ferromagnetic material, and is one of five conventional nondestructive detection methods. During magnetic powder detection, magnetic suspension with a certain concentration is sprayed on the surface of a magnetized inspection object, magnetic powder in the magnetic suspension is gathered under the action of a leakage magnetic field at a defect position to form a macroscopic magnetic mark, and the size, type and other characteristics of the defect can be further obtained according to the shape, size and other characteristics of the magnetic mark.
The magnetic suspension concentration has a great influence on the sensitivity of defect display. The concentration of the magnetic suspension is too low, the adsorption quantity of a magnetic leakage field to magnetic powder is influenced, the definition of magnetic marks is insufficient, and missing detection is easy to occur; too high a concentration can cause significant retention on the workpiece surface, creating additional excessive background magnetic marks that interfere with or even mask the magnetic mark features at the defect, making defect assessment difficult. It is therefore important to accurately control the concentration of the magnetic suspension.
Generally, the preparation of magnetic suspension is carried out by a tester on the site according to experience, or all the magnetic suspension is prepared in advance and then is tested on the site. The large-scale special equipment increases the using amount of magnetic suspension during inspection, but the environment of many inspection sites is severe, the difficulty of carrying a large amount of pre-prepared magnetic suspension is increased, and the concentration of the magnetic suspension cannot be ensured by many times of on-site allocation of inspection personnel. Therefore, the magnetic suspension proportioning device which is convenient for field assembly and can realize the accurate control of the concentration of the magnetic suspension is a practical requirement to be solved urgently in the magnetic powder detection work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned background art, provide a magnetic suspension proportioning device convenient to field assembly, the device have the field assembly of being convenient for with carry, can control magnetic suspension concentration, simple structure's characteristics simultaneously accurately.
The utility model provides a technical scheme is: the utility model provides a magnetic suspension proportioning device convenient to field assembly which characterized in that: the device comprises a magnetic paste weighing component for weighing the mass of the magnetic paste, a control component for controlling the concentration of the magnetic suspension and a stirring component for uniformly mixing the prepared raw materials.
The magnetic paste weighing assembly comprises a funnel which is arranged at the top end of the stirring barrel through a support frame and is provided with a manual valve, and a pressure sensor which is arranged on the support frame and is used for weighing the weight of the funnel; the control assembly comprises a spray header positioned above the funnel, a hose which is used for communicating an external water source with the spray header and is provided with an electromagnetic valve and an electromagnetic flowmeter, and a single chip microcomputer control box, wherein the single chip microcomputer control box is respectively and electrically connected with the pressure sensor, the electromagnetic valve and the electromagnetic flowmeter; the stirring assembly comprises a stirring shaft which can be rotationally positioned on the stirring barrel cover around a vertical axis and the bottom section of which extends into the inner cavity of the stirring barrel, a plurality of stirring blades arranged at the bottom end of the stirring shaft and a motor which is arranged on the stirring barrel cover and drives the stirring shaft.
The support frame comprises a cylinder which is fixed on a stirring barrel cover and is provided with openings at the upper end and the lower end, a second perforated flat plate which is horizontally positioned in an inner cavity of the cylinder through a support ring and is provided with a through hole in the middle, and a first perforated flat plate which is fixed on the upper surface of the second perforated flat plate through a pressure sensor and supports the funnel.
As preferred, the funnel conical surface becomes 45 degrees angles with vertical direction, and the trompil of foraminiferous flat board No. becomes 45 degrees chamfers, the funnel conical surface of being convenient for laminating trompil.
The funnel is fixedly inserted into the through hole in the center of the first perforated flat plate, and the bottom of the funnel penetrates downwards to cross the opening in the middle of the second perforated flat plate and then is communicated with the stirring barrel; the edges of the opening are spaced from the funnel to avoid interference.
A through groove is formed in the part, corresponding to the funnel, of the stirring barrel cover, so that materials in the funnel can be input into the stirring barrel from the bottom end.
Preferably, the manual valve is arranged at an outlet position at the bottom end of the hopper to realize output control of the materials.
Preferably, the spray header is installed at the top end of the L-shaped support, the L-shaped support is vertically arranged, and the bottom of the L-shaped support is fixedly connected with the outer wall of the cylinder.
Preferably, a drain valve and a drain pump are attached to the outlet pipe at the bottom of the stirring tank.
Preferably, in the control assembly of the magnetic suspension proportioning device, the opening and closing state of the electromagnetic valve is controlled by the single chip microcomputer control box, and the reading of the electromagnetic flowmeter is fed back to the single chip microcomputer control box, so that the quality of water added into the funnel can be accurately controlled.
The utility model has the advantages that: the utility model discloses simple structure is reliable, the on-the-spot equipment of being convenient for and carry the transportation, and can control the concentration of the magnetic suspension liquid of on-the-spot preparation accurately.
Drawings
Fig. 1 is a schematic front view structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the magnetic paste weighing assembly of the present invention.
Detailed Description
In order to more clearly illustrate the technical solution adopted by the present invention, the drawings required in the description of the prior art will be briefly described below. It should be noted that the detailed description and examples are given by way of illustration only and are not intended to limit the scope of the invention.
The magnetic suspension proportioning device convenient for on-site assembly shown in the attached drawings comprises:
the magnetic paste weighing component 1 comprises a funnel 101, a pressure sensor 104, a manual valve 108, a cylinder 102, a first perforated flat plate 103 and a second perforated flat plate 105; the cylinder 102 is arranged on the cylinder cover 9, a support ring 107 is arranged (welded) along the circumferential direction of the inner wall of the cylinder, and the second perforated flat plate 105 is arranged on the support ring 107; an opening is formed in the middle of the second perforated flat plate 105, and the edge of the opening is not in contact with the funnel 101; the pressure sensor 104 is arranged on a second perforated flat plate 105, and the pressure signal of the pressure sensor is connected into the single chip microcomputer control box 8; the first perforated flat plate 103 is arranged on the pressure sensor 104, and a through hole in the central part of the flat plate is used for supporting the funnel 101; a manual valve 108 is arranged at an outlet at the bottom end of the funnel 101, a hand hole is formed in the side surface of the cylinder 102 at the same height as the manual valve, and the manual valve is closed when magnetic paste is added, so that the magnetic paste can be prevented from leaking.
The control assembly comprises an electromagnetic valve 6, an electromagnetic flowmeter 5, a spray header 3, a hose 4 and a singlechip control box 8; the spray header 3 is arranged at the top of the L-shaped bracket 2 (the height of the spray header can be adjusted according to actual conditions by adopting screw fixation), the L-shaped bracket 2 is vertically arranged, and the bottom of the L-shaped bracket is connected to the outer wall part of the cylinder 102 through threads, so that the spray header 3 is positioned above the funnel 101; an external water source enters the spray header 3 from a water inlet (namely a water inlet in the figure) of the hose 4 through the electromagnetic valve 6 and the electromagnetic flowmeter 5 in sequence; the opening and closing state of the electromagnetic valve 6 is controlled by the single chip microcomputer control box 8, and the reading of the electromagnetic flowmeter 5 is fed back to the single chip microcomputer control box 8. The singlechip control box 8 is provided with a display digital board which can display the weight information transmitted by the pressure sensor 104 in real time.
The stirring assembly comprises a stirring blade 11, a stirring shaft 10, a motor 7, a stirring barrel 12 and a stirring barrel cover 9; the motor 7 is fixed on the round cover plate 9 through a support (the support is omitted in the figure), a main shaft of the motor is connected with a vertically arranged stirring shaft 10 (preferably connected through a coupler), and a plurality of stirring blades 11 are installed at the bottom end of the stirring shaft 10. An outlet pipe is arranged at the bottom of the stirring barrel, a liquid discharge valve 14 and a liquid discharge pump 13 are arranged on the outlet pipe, and the outlet of the liquid discharge pump is a magnetic suspension liquid outlet.
The working principle is as follows:
determining the quality of magnetic paste required for preparing magnetic suspension according to actual detection requirements;
opening manual valve 108; the singlechip controller 8 calculates the water consumption according to the concentration of the required magnetic suspension and the called magnetic paste quality, opens the electromagnetic valve 6, starts water inflow, and sprays out from the spray header 3 to flush down the magnetic paste attached in the funnel 101; the electromagnetic flowmeter 5 feeds water quantity information back to the singlechip controller 8; when the water amount reaches a set value, the electromagnetic valve 6 is closed, and the magnetic paste and the water enter the stirring barrel 12; starting the motor 7 to drive the stirring blades 11 to stir so as to uniformly mix the magnetic suspension; after the stirring is completed, the liquid discharge valve 14 below the stirring barrel 12 is opened, the liquid discharge pump 13 is started, and the prepared magnetic suspension is output for detection.
Claims (7)
1. The utility model provides a magnetic suspension proportioning device convenient to field assembly which characterized in that: the device comprises a magnetic paste weighing component (1) for weighing the mass of the magnetic paste, a control component for controlling the concentration of magnetic suspension and a stirring component for uniformly mixing the prepared raw materials;
the magnetic paste weighing assembly comprises a funnel (101) which is arranged at the top end of the stirring barrel through a support frame and is provided with a manual valve (108), and a pressure sensor (104) which is arranged on the support frame and is used for weighing the weight of the funnel; the control assembly comprises a spray header (3) positioned above the funnel, a hose (4) which is used for communicating an external water source with the spray header and is provided with an electromagnetic valve (6) and an electromagnetic flowmeter (5), and a singlechip control box (8), wherein the singlechip control box is respectively and electrically connected with the pressure sensor, the electromagnetic valve and the electromagnetic flowmeter; the stirring assembly comprises a stirring shaft (10) which can be rotationally positioned on a stirring barrel cover (9) around a vertical axis and the bottom section of which extends into the inner cavity of the stirring barrel, a plurality of stirring blades (11) arranged at the bottom end of the stirring shaft and a motor (7) which is arranged on the stirring barrel cover and drives the stirring shaft.
2. The magnetic suspension proportioning device of claim 1, wherein the magnetic suspension proportioning device is adapted to be assembled in situ: the support frame comprises a cylinder (102) which is fixed on a stirring barrel cover and is provided with openings at the upper end and the lower end, a second perforated flat plate (105) which is horizontally positioned in the inner cavity of the cylinder through a support ring (107) and is provided with a through hole at the middle part, and a first perforated flat plate (103) which is fixed on the upper surface of the second perforated flat plate through a pressure sensor (104) and supports the funnel.
3. The magnetic suspension proportioning device of claim 2, wherein: the funnel is fixedly inserted into the through hole in the center of the first perforated flat plate, and the bottom of the funnel penetrates downwards to cross the opening in the middle of the second perforated flat plate and then is communicated with the stirring barrel; the edges of the opening are spaced from the funnel to avoid interference.
4. A magnetic suspension proportioning device for facilitating field assembly according to claim 3 wherein: a through groove is formed in the part, corresponding to the funnel, of the stirring barrel cover, so that materials in the funnel can be input into the stirring barrel from the bottom end.
5. A magnetic suspension proportioning device of claim 4 that facilitates field assembly characterized in that: and the manual valve is arranged at the outlet position of the bottom end of the funnel so as to realize the output control of the materials.
6. A magnetic suspension proportioning device of claim 5 that facilitates field assembly characterized in that: the spray header is installed on the top end of the L-shaped support (2), the L-shaped support is vertically arranged, and the bottom of the L-shaped support is fixedly connected with the outer wall of the cylinder.
7. A magnetic suspension proportioning device of claim 6 that facilitates field assembly characterized in that: and optionally, a liquid discharge valve (14) and a liquid discharge pump (13) are arranged on an outlet pipe at the bottom of the stirring barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539597.8U CN212549148U (en) | 2020-04-14 | 2020-04-14 | Magnetic suspension proportioning device convenient to on-spot equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539597.8U CN212549148U (en) | 2020-04-14 | 2020-04-14 | Magnetic suspension proportioning device convenient to on-spot equipment |
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| Publication Number | Publication Date |
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| CN212549148U true CN212549148U (en) | 2021-02-19 |
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| CN202020539597.8U Active CN212549148U (en) | 2020-04-14 | 2020-04-14 | Magnetic suspension proportioning device convenient to on-spot equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047039A (en) * | 2022-05-06 | 2023-11-14 | 芜湖市容川机电科技股份有限公司 | Casting method of high-strength shell of wind driven generator |
-
2020
- 2020-04-14 CN CN202020539597.8U patent/CN212549148U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047039A (en) * | 2022-05-06 | 2023-11-14 | 芜湖市容川机电科技股份有限公司 | Casting method of high-strength shell of wind driven generator |
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