CN204917603U - High temperature modification permanent magnetic lifting device - Google Patents
High temperature modification permanent magnetic lifting device Download PDFInfo
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- CN204917603U CN204917603U CN201520491886.4U CN201520491886U CN204917603U CN 204917603 U CN204917603 U CN 204917603U CN 201520491886 U CN201520491886 U CN 201520491886U CN 204917603 U CN204917603 U CN 204917603U
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- permanent magnetism
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- lifting device
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Abstract
The utility model discloses a high temperature modification permanent magnetic lifting device, including the permanent magnetism case, set up at the gear box of permanent magnetism case one end and install the actuating mechanism on permanent magnetism case upper portion. Hoisting apparatus still is equipped with at a distance from heat exchanger, separate heat exchanger including covering the body and the upper shield body down, the concatenation constitutes the cover body with the side heat insulating board by end heat insulating board down, encloses in the bottom surface and week side of permanent magnetism case and gear box, wherein inclines and leaves the clearance that supplies the air convection between heat insulating board and permanent magnetism case, the gear box lateral wall. Actuating mechanism's outside is equipped with the protection casing, the upper shield body is fixed on cover side heat insulating board physically down, covers protection casing and gear box exceed the part of permanent magnetism case. The utility model discloses high temperature modification permanent magnetic lifting device lifts by crane the object through the effective separation of heat insulation and thermal insulation material's combination and gives off the heat, structural design safe and reliable, and long service life, and easily production manufacturing are fit for using widely.
Description
Technical field
The utility model belongs to mechanical field, relates to a kind of hoisting sling, specifically a kind ofly lifting highest temperature can reach the permanent magnetic lifting device of 650 DEG C of magnet conductivity objects.
Background technology
Hoisting permanent magnet and lifting electromagnet, be widely used in the industries such as steel plant, steel warehouse, steel scrap treatment plant, shipbuilding yard, massive casting factory, heavy-duty machinery originating firm, port and pier and station.Lifting electromagnet controls the advantages such as convenient, the magnetic field degree of depth is large owing to having, and be more suitable for the lifting for high temperature object, but it also has following shortcoming: 1. easily fall steel during fault compared to hoisting permanent magnet, dangerous; 2. magnetic field is produced by electricity, power consumption; 3. have a power failure and need power-off protection; 4. have hysteresis, work efficiency is low; 5. use temperature rise for a long time, lifting power declines large; 6. service expenditure is large; 7. the life-span is short, and above problem never obtains substantial solution for a long time.Chinese patent 02138572.6 discloses a kind of Magnetic circuit switch that can be used for permanent magnetic lifting device, it include be arranged in permanent magnetism casing by the rotary magnet in two rotating shafts and some fixed magnets, they form two (many) axles, two (many) gaps magnetic circuit jointly, not only there is very high Surface field intensity, and have the suitable magnetic field degree of depth, but current this structure can only the magnet conductivity object of lifting normal temperature.
Utility model content
For problems of the prior art, technical purpose of the present utility model be to provide a kind of reliable and be easy to realize high temperature modification permanent magnetic lifting device.
Technical scheme disclosed in the utility model is:
A kind of high temperature modification permanent magnetic lifting device, comprise permanent magnetism case and be arranged on the driver train of permanent magnetism upper box part, described permanent magnetism case comprises casing and the permanent magnet that is arranged in casing and magnetic rotating shaft, it is characterized in that, described hoisting device is also provided with heat baffle, and described heat baffle comprises lower cover and upper outlet body:
One end of described permanent magnetism case is provided with gear case, the gear mechanism connecting driver train mouth and magnetic rotating shaft is arranged in gear case body, described lower cover is spliced to form by end cleading and side cleading, be trapped among the bottom surface of permanent magnetism case and gear case and all sides, described side cleading is fixed on cleading of the described end, and and permanent magnetism case, leave between gear case sidewall for cross-ventilated gap, cleading of the described end and side cleading are by substrate and the thermal insulation layer formation covering substrate surface, and described thermal insulation layer is insulating moulding coating layer, aluminium silicate wool layer or the combination layer of the two; The outside of described driver train is provided with protective cover, and heat baffle upper outlet body is fixed on the side cleading of lower cover, covers the part that described protective cover and gear case exceed permanent magnetism case.
Described upper outlet body is made up of the steel plate of mirror face stainless steel or surface coating insulating moulding coating, by mirror-reflection thermal radiation or utilize insulating moulding coating layer heat insulation.
Insulating moulding coating on described upper outlet body, lower cover preferably adopts ZS-1 type thermostable heat-isolating coating.
Described driver train comprises temperature resistant grade and is not less than electrical motor in H level (namely maximum permissible temperature is not less than 180 DEG C) and the reductor that is connected with electrical motor, and the output shaft of described reductor drives magnetic axis of rotation by gear mechanism.
The substrate portion of the corresponding position, permanent magnetism case magnetic region of cleading of the described end is permeability magnetic material, and the part of corresponding permanent magnetism case magnetic circuit gap (i.e. non-magnetic field) adopts the non-magnet material covering thermal insulation layer to seal box opening.
Cleading of the described end is connected with permanent magnetism box body, gear case body by the screw being furnished with resistance to compression protection packing ring, the upper surface of end cleading is provided with the recess that card puts resistance to compression protection packing ring around screw, makes resistance to compression protect upper surface of washer and keeps flushing with cleading upper surface.
Described permanent magnet is the magnet material that maximum operating temperature is not less than 350 DEG C, and the bearing seat installing magnetic rotating shaft adopts maximum operating temperature to be not less than the high-temperature bearing of 350 DEG C, and the heat-resisting gear that described gear mechanism is not less than 350 DEG C by maximum operating temperature is formed.
As preferably, described permanent magnet is samarium-cobalt permanent-magnetic material, and described bearing is JDB-2 copper radical self-lubricating plain bearing.
Beneficial effect:
The utility model high temperature modification permanent magnetic lifting device effectively intercepts lifting object distribute heat by the novel combination of heat insulation structural and thermal insulation material; protection driver train smooth operation; reduce temperature to the interference in magnetic field; use gear transmission merely simultaneously; its transmitting torque maximizing is designed, and long product lifecycle.The utility model structure design is safe and reliable, good heat resistance, is easy to realize, and is applicable to promoting the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment one middle gear case side;
Fig. 3 is the structural representation in A-A cross section in Fig. 1;
Fig. 4 is the schematic cross-section of the utility model when entirely putting iron state;
Fig. 5 is the schematic cross-section of the utility model when entirely inhaling iron state;
Fig. 6 is the gear box structure schematic diagram of the utility model embodiment two.
Detailed description of the invention
In order to illustrate the technical solution of the utility model and technical purpose, below in conjunction with drawings and the specific embodiments, the utility model is described further.
A kind of high temperature modification permanent magnetic lifting device as shown in Figures 1 to 5, comprises permanent magnetism case 1, gear case 3, driver train 5 and the component part such as heat baffle, protective cover 4.
Described permanent magnetism case 1 comprises casing and the permanent magnet that is arranged in casing and magnetic rotating shaft, casing both sides are provided with to the lug 7 for lifting, its magnetic Circuit Design is as shown in Chinese patent 02138572.6, permanent magnetism box body is opening down, two magnetic rotating shafts 11 arranged side by side and magnetic rotating shaft 12 are installed in casing, be equipped with interlayer in the middle part of each magnetic rotating shaft, permanent magnet 13 and permanent magnet 14 are arranged in the interlayer of two magnetic rotating shafts respectively, and the width of interlayer is magnetic circuit gap.Be provided with an iron core between two magnetic rotating shafts, side is mounted with the top magnet of permanent-magnet material on each core, and iron core, top magnet and casing are fixed as one.When magnetic circuit is opened, as shown in Figure 5, magnetic rotating shaft and interlayer are vertical direction, and the magnetic rotating shaft now around each iron core is all simultaneously identical with iron core or opposing with the magnetic direction of top magnet.When magnetic circuit is closed, as shown in Figure 4.
Described driver train 5 comprises H level electrical motor and reductor, is arranged on the top of permanent magnetism box body by support, is connected with the magnetic rotating shaft in permanent magnetism case by gear mechanism, to drive and to control the rotation of magnetic rotating shaft.The outside of described driver train 5 is provided with protective cover 4.The gear case 3 installing gear mechanism is arranged on one end of permanent magnetism case 1, and its lower box is fixedly connected with permanent magnetism case 1, and top is fixedly connected with the protective cover 4 of driver train 5.
Described gear mechanism comprises the driven wheel being arranged on output end of reducer, the transmission gear being arranged on magnetic roller end and the intermediate gear both connection.Embodiment one as shown in Figure 2, described gear mechanism comprises a driven wheel 31, described driven wheel 31 is arranged on the mouth of reductor, rotated by intermediate gear drives transmission gear 33, described transmission gear 33 is arranged on the end of a magnetic rotating shaft, engages with the transmission gear 32 be arranged in another magnetic rotating shaft.Under the driving of driver train 5, two magnetic rotating shaft synchronous backwards rotate.Or embodiment two as shown in Figure 6, corresponding each transmission gear is respectively provided with an intermediate gear engaged with it, and two intermediate gears are meshed, and driven wheel engages with one intermediate gear, thus drives magnetic axis of rotation.
Described heat baffle comprises lower cover 2 and upper outlet body 6:
Described lower cover 2 is spliced to form by end cleading 23 and side cleading 21, and outside the bottom surface being trapped among gear case 3 bottom and permanent magnetism case 1 and side, described lug 7 passes from cleading.End cleading 23 and side cleading 21 are by substrate and the thermal insulation layer formation covering substrate surface, and described thermal insulation layer can be any one in insulating moulding coating layer, aluminium silicate wool layer, or the combination layer of the two.Described insulating moulding coating preferably adopts ZS-1 type thermostable heat-isolating coating.Described side cleading 21 is fixed on cleading of the described end 23, all leaves for cross-ventilated gap between the thermal insulation layer 22 inside it and permanent magnetism case 1, gear case 3 sidewall, is convenient to heat radiation.Meanwhile, the substrate portion of position, cleading of the described end 23 corresponding permanent magnetism case 1 magnetic region adopts resistant to elevated temperatures permeability magnetic material, and the position in corresponding permanent magnetism case 1 magnetic circuit gap then adopts non-magnetic high temperature material to seal the opening of casing.
Described upper outlet body 6 is fixed on the side cleading of lower cover 2, covers the protective cover 4 of driver train 5 and gear case 3 part higher than permanent magnetism case 1.Described upper outlet body 6 can adopt the steel plate of mirror face stainless steel or surface coating insulating moulding coating to make.
Cleading of the described end 23 is connected with permanent magnetism box body, gear case body by the screw being furnished with resistance to compression protection packing ring 26, and its faying face is thermal insulation layer 24.The upper surface of end cleading 23 is provided with not by the recess that thermal insulation layer 24 covers around screw, puts resistance to compression protection packing ring 26 in order to card.Described resistance to compression protection packing ring 26 and end thermal insulation layer 23 uniform thickness, make resistance to compression protect packing ring 26 upper surface and keep flushing with thermal insulation layer 24 upper surface.
In said structure, described permanent magnet adopts maximum operating temperature to be not less than the magnet material of 350 DEG C, as samarium-cobalt permanent-magnetic material.The bearing seat 15 installing magnetic rotating shaft adopts maximum operating temperature to be not less than the high-temperature bearing of 350 DEG C, as JDB-2 copper radical self-lubricating plain bearing etc.The heat-resisting gear that the gear of described gear mechanism is not less than 350 DEG C by maximum operating temperature is formed, as the gear etc. that M50NiL pinion steel is made.
More than show and describe groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and the claimed scope of the utility model is defined by appending claims, specification sheets and equivalent thereof.
Claims (8)
1. a high temperature modification permanent magnetic lifting device, comprise permanent magnetism case (1) and be arranged on the driver train of permanent magnetism upper box part, described permanent magnetism case (1) comprises casing and the permanent magnet that is arranged in casing and magnetic rotating shaft, it is characterized in that, described hoisting device is also provided with heat baffle, and described heat baffle comprises lower cover (2) and upper outlet body (6):
One end of described permanent magnetism case (1) is provided with gear case (3), the gear mechanism connecting driver train mouth and magnetic rotating shaft is arranged in gear case body, described lower cover is spliced to form by end cleading and side cleading, surround in the bottom surface of permanent magnetism case (1) and gear case (3) and all sides, described side cleading is fixed on cleading of the described end, with permanent magnetism case (1), leave for cross-ventilated gap between gear case (3) sidewall, cleading of the described end and side cleading are by substrate and the thermal insulation layer formation covering substrate surface, described thermal insulation layer is insulating moulding coating layer, any one or the two the combination layer of aluminium silicate wool layer, the outside of described driver train is provided with protective cover (4), and described upper outlet body (6) is fixed on the side cleading of lower cover (2), covers the part that described protective cover (4) and gear case (3) exceed permanent magnetism case (1).
2. a kind of high temperature modification permanent magnetic lifting device according to claim 1, is characterized in that, described upper outlet body (6) is made up of the steel plate of mirror face stainless steel or surface coating insulating moulding coating.
3. a kind of high temperature modification permanent magnetic lifting device according to claim 1 and 2, is characterized in that, described insulating moulding coating is ZS-1 type thermostable heat-isolating coating.
4. a kind of high temperature modification permanent magnetic lifting device according to claim 1, it is characterized in that, described driver train comprises temperature resistant grade and is not less than in the electrical motor of H level and the reductor that is connected with electrical motor, and the output shaft of described reductor drives magnetic axis of rotation by gear mechanism.
5. a kind of high temperature modification permanent magnetic lifting device according to claim 1, it is characterized in that, the substrate portion of corresponding permanent magnetism case (1) position, magnetic region of cleading of the described end is permeability magnetic material, and the part in corresponding permanent magnetism case (1) magnetic circuit gap adopts the non-magnet material covering thermal insulation layer to seal box opening.
6. a kind of high temperature modification permanent magnetic lifting device according to claim 1, it is characterized in that, cleading of the described end is connected with permanent magnetism box body, gear case body by the screw being furnished with resistance to compression protection packing ring (26), the upper surface of end cleading is provided with the recess that card puts resistance to compression protection packing ring (26) around screw, makes resistance to compression protect packing ring (26) upper surface and keeps flushing with cleading upper surface.
7. according to claim 1,2, a kind of high temperature modification permanent magnetic lifting device in 4-6 described in arbitrary claim, it is characterized in that, described permanent magnet is the magnet material that maximum operating temperature is not less than 350 DEG C, the bearing seat installing magnetic rotating shaft is provided with the high-temperature bearing that maximum operating temperature is not less than 350 DEG C, and the heat-resisting gear that described gear mechanism is not less than 350 DEG C by maximum operating temperature is formed.
8. a kind of high temperature modification permanent magnetic lifting device according to claim 7, is characterized in that, described permanent magnet is samarium-cobalt permanent-magnetic material, and described bearing is JDB-2 copper radical self-lubricating plain bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491886.4U CN204917603U (en) | 2015-07-09 | 2015-07-09 | High temperature modification permanent magnetic lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491886.4U CN204917603U (en) | 2015-07-09 | 2015-07-09 | High temperature modification permanent magnetic lifting device |
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| CN204917603U true CN204917603U (en) | 2015-12-30 |
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| CN201520491886.4U Active CN204917603U (en) | 2015-07-09 | 2015-07-09 | High temperature modification permanent magnetic lifting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691812A (en) * | 2017-01-10 | 2017-05-24 | 蔡立汉 | Gyromagnetic vibration device and high-temperature-tolerant magnetic eccentric hammer thereof |
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2015
- 2015-07-09 CN CN201520491886.4U patent/CN204917603U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691812A (en) * | 2017-01-10 | 2017-05-24 | 蔡立汉 | Gyromagnetic vibration device and high-temperature-tolerant magnetic eccentric hammer thereof |
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