CN214319387U - Lifting type magnetic mechanism applied to magnetic filter and magnetic filter - Google Patents
Lifting type magnetic mechanism applied to magnetic filter and magnetic filter Download PDFInfo
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- CN214319387U CN214319387U CN202023344685.1U CN202023344685U CN214319387U CN 214319387 U CN214319387 U CN 214319387U CN 202023344685 U CN202023344685 U CN 202023344685U CN 214319387 U CN214319387 U CN 214319387U
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Abstract
The utility model discloses a lifting magnetic mechanism applied to a magnetic filter, which comprises a magnetic component, a lifting mechanism for driving the magnetic component to do lifting motion and a longitudinal slide rail longitudinally extending from the inner wall of a frame of the magnetic filter to the bottom of a filter tank; the magnetic assembly comprises a positioning frame arranged on a longitudinal plane and a plurality of rod-shaped magnetic rods which are parallel and longitudinally arranged, two ends of each magnetic rod are fixedly connected with the positioning frame in a detachable mode, and a channel is formed between every two adjacent magnetic rods; pulleys which are connected with the longitudinal sliding rails in a sliding manner are symmetrically arranged on two side surfaces of the positioning frame respectively, and two sides of the positioning frame are fixedly connected with chains of the lifting mechanism respectively; the lifting mechanism enables the magnetic assembly to descend to the filtering tank through chain transmission to adsorb iron powder, and the magnetic assembly ascends to the recovery cavity above the filtering tank so that the scraping mechanism of the magnetic filter can scrape dirt subsequently. The lifting type magnetic mechanism is high in filtering efficiency, the magnetic assembly is convenient to maintain, and the filter tank does not need to be emptied in the maintenance process.
Description
Technical Field
The utility model relates to a magnetic filter's subassembly technical field especially relates to a be applied to magnetic filter's over-and-under type magnetic mechanism and magnetic filter.
Background
The magnetic filter is used for recovering iron powder in liquid based on the principle of magnetic adsorption, and is widely applied to various manufacturing industries at present, but the magnetic filter is widely applied to a rolling mill emulsion system. In the cold rolling process, a large amount of fine iron powder (with average particle size of about 1-3 μm) is generated in the repeated rolling and rubbing process of the strip steel and the roller and is gradually accumulated in the emulsion, so that the iron powder is periodically sucked from the emulsion by utilizing the principle of magnetic adsorption in order to ensure the product quality.
In the prior art, a large amount of rolling oil and water cannot be sent out together in the process of removing fine iron powder, so that the intact rolling oil is artificially discarded, meanwhile, because the content of the mixed iron powder and the water is too high, the mixture cannot be reused as fuel oil, and finally obtained filter substances lack an effective treatment means and can only be used as sintering raw materials or directly buried, so that the environmental pollution is caused.
At present, a magnetic filter used by a domestic cold rolling unit is mainly provided with an internal permanent magnet filter. The built-in permanent magnetic filter, i.e. the magnetic filter is not provided with an independent box body shell, and the magnetic rod is directly arranged in the emulsion liquid supply main box.
The filter mostly adopts a chain type magnetic rod to move horizontally in a circulating box mainly to separate iron powder adsorbed on the magnetic rod. Because install inside the emulsion cistern, not only installation and maintenance cost are high and difficult, and filtration efficiency is lower, if break down can only shut down and evacuation emulsion can be maintained, has caused the waste of emulsion, causes great influence to the normal work of production line to also inside as for the emulsion at equipment transmission, chain and scraper trouble appear very easily in the impurity environment in the emulsion cistern. These reasons also result in too many failure points for the built-in company filter, and the long-term stable operation cannot be achieved.
Therefore, the prior art has yet to be developed.
SUMMERY OF THE UTILITY MODEL
Installation and maintenance cost to the magnetic component in the above-mentioned built-in permanent magnet filter are high and the degree of difficulty is big, and the maintenance causes the problem that the waste of emulsion, technical fault are many, the utility model provides a be applied to magnetic filter's over-and-under type magnetic mechanism adopts elevating system to make magnetic component adsorb the emulsion in the below filtering ponds through elevating movement, and not only filtration efficiency is high, and magnetic component is convenient for maintain, need not handle the filtering ponds in the maintenance process, and is little to the work influence of cold rolling production line.
In order to solve the above problem, the utility model provides a following technical scheme:
a lifting magnetic mechanism applied to a magnetic filter, the magnetic filter also comprises a frame, a scraping mechanism and a sewage draining mechanism, the magnetic filter is connected above a filter tank, the magnetic mechanism comprises a magnetic component, a lifting mechanism for driving the magnetic component to perform lifting motion and a longitudinal slide rail longitudinally extending from the inner wall of the frame of the magnetic filter to the bottom of the filter tank; the lifting mechanism is a chain transmission mechanism;
the magnetic assembly comprises a positioning frame arranged on a longitudinal plane and a plurality of rod-shaped magnetic rods which are parallel and longitudinally arranged, two ends of each magnetic rod are fixedly connected with the positioning frame in a detachable mode, and a channel is formed between every two adjacent magnetic rods; pulleys which are connected with the longitudinal sliding rails in a sliding manner are symmetrically arranged on two side surfaces of the positioning frame respectively, and two sides of the positioning frame are fixedly connected with chains of the lifting mechanism respectively; the lifting mechanism enables the magnetic assembly to descend to the filtering tank through chain transmission for iron powder adsorption and ascend to the upper recovery cavity so that the scraping mechanism of the magnetic filter can scrape the iron powder on the magnetic rod subsequently;
the lifting mechanism comprises a first motor arranged on the rack above the magnetic component, a driving chain wheel in coaxial transmission connection with the first motor, and a chain arranged on the driving chain wheel, wherein the movable end of the chain is connected with the positioning frame, the fixed end of the other end of the chain is fixedly connected with a cross beam of the rack, and a counterweight wheel is meshed on the chain close to the fixed end; the first motor drives the chain to move and drives the positioning frame of the magnetic assembly to lift up and down.
Preferably, in the permanent magnetic filter, the magnetic assemblies are arranged in parallel in front and back, and the magnetic assemblies work synchronously or respectively.
Preferably, in the permanent magnetic filter, two side edges of the positioning frame are respectively connected with a chain transmission mechanism; or the middle part of the top surface of the positioning frame is fixedly connected with a chain of a chain transmission mechanism.
Preferably, in the permanent magnetic filter, the transverse basal plane of the magnetic rod is rhombic or circular; when the cross section of the magnetic rod is in a diamond shape, the plane of the opposite edge of the magnetic rod is perpendicular to the plane of the positioning frame.
Preferably, in the permanent magnetic filter, the upper end of the magnetic rod is provided with a connecting sheet with a screw hole, and the upper end of the magnetic rod is in threaded connection with the upper cross beam of the positioning frame; the lower end of the magnetic bar is provided with a plug strip which is used for being plugged with the jack of the lower beam of the positioning frame.
Preferably, in the permanent magnet type magnetic filter, the lower end of the magnetic rod is also provided with a connecting plate perpendicular to the inserting strip, and the connecting plate is fixedly connected with the lower cross beam of the positioning frame through a fastener.
Preferably, in the permanent magnet type magnetic filter, the magnetic rod comprises a rod-shaped shell and permanent magnets closely arranged in the rod-shaped shell, the magnetic poles of the adjacent permanent magnets at the near ends are the same, the adjacent permanent magnets are separated from each other by magnetic conductive iron, and the cross sections of the permanent magnets are matched with the inner cavity of the magnetic rod shell.
Preferably, a rotary encoder is arranged on a transmission shaft connected with the first motor, and a position sensor is arranged on the rack at a position close to the top.
Preferably, in the permanent magnetic filter, first chain clamps are symmetrically and fixedly arranged on the left side surface and the right side surface of the positioning frame respectively, and the chain is fixedly connected with the positioning frame through a second chain clamp in threaded connection with the first chain clamps; first chain clamp and second chain clamp concatenation form the mounting groove that matches with the chain shape, and second chain clamp lateral surface is provided with the spread groove that supplies chain hinge rod tip card to go into.
The utility model also provides a magnetic filter, it installs foretell over-and-under type magnetism mechanism.
The utility model discloses an over-and-under type magnetic mechanism has following beneficial effect:
1. adopt elevating system to make magnetic component pass through the elevating movement and adsorb the emulsion in the filter tank below, not only filtration efficiency is high, and magnetic component is convenient for maintain, need not carry out the evacuation processing to the filter tank in the maintenance process, not only is little to the work influence of cold rolling production line to cost of maintenance has also been reduced.
2. The lifting type magnetic mechanism is independent of the filter tank, so that the failure rate is low, the operation is stable, and the service life is long. When setting up multiunit magnetic component to reverse alternate motion, on the one hand, guarantee to have multiunit magnetic component to filter work in the filtering ponds all the time, the emulsion remains through a plurality of magnetic component all the time, and maximumly has improved the filter effect. On the other hand, after each group of magnetic assemblies is independently arranged, if one group of magnetic assemblies in the magnetic filter has a problem, after the group of magnetic assemblies is suspended, other magnetic assemblies can still normally work, and the running of a cold rolling production line is not influenced.
Drawings
FIG. 1 is a schematic side view of a magnetic filter according to the present invention;
FIG. 2 is a schematic front view of the overall structure of the magnetic filter of the present invention;
FIG. 3 is a schematic structural view of a middle lifting type magnetic mechanism of the present invention; (the figures add the cooperating scraping mechanism and the dirt discharge mechanism);
FIG. 4 is a schematic view of the operation principle of the elevating magnetic mechanism;
FIG. 5 is a schematic diagram of a front structure of a magnetic assembly;
FIG. 6 is a schematic diagram of a cross-sectional view of a magnetic assembly;
FIG. 7 is a schematic view of the overall structure of the magnetic rod;
FIG. 8 is a side view of the magnetic assembly;
FIG. 9 is a schematic top view of a magnetic assembly;
FIG. 10 is a schematic view of a second clip;
FIG. 11 is a schematic view of the connection of the magnetic rod to the positioning frame according to an embodiment;
FIG. 12 is a schematic view showing the structure of the connection between the lower end of the magnetic rod and the positioning frame in another embodiment;
FIG. 13 is a front view showing the internal structure of the magnetic filter;
FIG. 14 is a schematic structural diagram of a top view of the lifting mechanism;
wherein: the reference numerals are explained below:
the magnetic filter G, the magnetic component 1, the positioning frame 11, the pulley 111, the longitudinal sliding rail 112, the magnetic rod 12, the screw hole 12a, the insert 12b, the connecting plate 12c, the rod-shaped shell 121, the permanent magnet 122, the magnetic iron 123, the first chain clamp 141, the second chain clamp 142 and the connecting groove 142 a;
the lifting mechanism 2, the chain 21, the driving chain wheel 22, the counterweight wheel 23, the transmission shaft 24, the first motor 25, the rotary encoder 26 and the position sensor 27;
the device comprises a frame 3, a scraping mechanism 4, a pollution discharge mechanism 5 and a filter tank 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used herein, the terms "vertical," "horizontal," "left," "right," "upper," "lower," "inner," "outer," "bottom," and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
The utility model provides a be applied to magnetic filter G's over-and-under type magnetism mechanism. As shown in fig. 1-2, the magnetic filter used in the method further comprises a frame 3, a scraping mechanism 4 and a sewage draining mechanism 5, and the magnetic filter G is connected above a filtering tank 6 (namely an emulsion tank). As shown in fig. 5 and 13, the lifting magnetic mechanism comprises a magnetic assembly 1, a lifting mechanism 2 for driving the magnetic assembly to perform lifting movement, and a longitudinal slide rail 112 longitudinally extending from the inner wall of the magnetic filter frame 3 to the bottom of the filter tank; the lifting mechanism 2 is a chain transmission mechanism.
In practical application, the magnetic filter is arranged on a loop of a cold rolling production line, and directly filters emulsion in a filter tank (namely an emulsion tank) on the production line so as to meet the requirement on recycling of the emulsion. Because magnetic filter G sets up in the top of filtering ponds 6, elevating system 2 drives magnetic component 1 through the chain and descends to filtering ponds 6 and carry out work, magnetic component 1 after inhaling the iron powder is then promoted inside magnetic filter G by elevating system and is carried out subsequent handling (for example scraping mechanism in the magnetic filter strikes off the iron powder on the bar magnet, the spot such as magnetic powder of hanging off gets into sewerage agencies 5 and is discharged.)
In one embodiment, as shown in fig. 5-6, the magnetic assembly 1 includes a positioning frame 11 disposed on a longitudinal plane, and a plurality of rod-shaped magnetic rods 12 disposed in parallel and longitudinally, wherein two ends of each magnetic rod are detachably and fixedly connected with the positioning frame 11, and a channel is formed between adjacent magnetic rods 12; two side surfaces of the positioning frame are respectively and symmetrically provided with pulleys 111 which are connected with the longitudinal slide rails 112 in a sliding manner, and the positioning frame 11 is fixedly connected with a chain 21 of the lifting mechanism 2; the lifting mechanism enables the magnetic assembly to descend to the filter tank 6 along the longitudinal slide rail through chain transmission to be adsorbed by iron powder, and the magnetic assembly ascends to the magnetic filter above the filter tank so that the scraping mechanism of the magnetic filter can scrape the iron powder on the magnetic rod subsequently.
As shown in fig. 3, 4 and 13, the lifting mechanism 2 includes a first motor 25 disposed on the frame above the magnetic assembly, a driving sprocket 22 coaxially connected with the first motor in a transmission manner, and a chain 21 mounted on the driving sprocket, wherein a movable end of the chain is connected with the positioning frame 11, a fixed end of the other end of the chain is fixedly connected with a cross beam of the frame 3, and a counterweight wheel 23 is engaged with the chain near the fixed end; the first motor drives the chain to move and drives the positioning frame of the magnetic assembly to lift up and down. The arrangement of the counterweight wheel 23 enables the operation of the lifting mechanism to be more stable and smooth. The specification of the weight wheel 23 can be selected and matched according to the specification of the matched magnetic component 1 so as to meet the requirement of balanced stress at two ends of the chain 21.
Preferably, in order to improve the filtering efficiency of the lifting magnetic mechanism, the magnetic assemblies 1 are arranged in multiple groups arranged in parallel front and back, and the groups of magnetic assemblies can be arranged to work synchronously.
In this embodiment, each set of magnetic assemblies is configured to operate independently, and specifically, the first motors driving each set of magnetic assemblies are configured in parallel in the control circuit. It is further preferred that a portion of the magnetic assembly is subjected to a reversed alternating motion. After setting up like this, on the one hand, have multiunit magnetic component to be working in making the filtering ponds all the time, emulsion keeps through a plurality of magnetic component all the time like this, and maximization ground has improved the filter effect and can guarantee like this long-term stable filter effect. On the other hand, after each group of magnetic assemblies is independently arranged, if 1 group of magnetic assemblies in the magnetic filter has a problem, after the group of magnetic assemblies is suspended, other magnetic assemblies can still normally work, and the running of a cold rolling production line is not influenced.
Preferably, the magnetic assemblies can be adjusted on site, the number of the magnetic assemblies and the number, the sequence, the distance and other factors of the magnetic rods in each group of the magnetic assemblies can be determined according to the magnetism of the magnetic rods and the system processing capacity, the maximum contact area can be ensured by adopting the design, the flow rate of the emulsion is low, the contact time is long, and the iron powder is not easy to break loose the magnetic constraint of the magnetic rods. In operation, when the magnetic assembly runs to the lower part, the magnetic assembly enters the emulsion tank, and the specification of the magnetic assembly is designed according to the specification of the emulsion tank, so that the filtering effect without dead angles is realized.
In order to connect the magnetic assembly and the lifting mechanism, in this embodiment, as shown in fig. 5, the top edges of the two sides of the positioning frame 11 are respectively connected with a chain 21 of a chain transmission mechanism 2; in other embodiments, to simplify the structure and reduce the manufacturing cost, the middle position of the top surface of the positioning frame 11 is fixedly connected with a chain of the chain transmission mechanism 2.
As shown in fig. 6, the cross-section of the magnetic rod is diamond-shaped. In order to enlarge the effective working area of the magnetic rod, the plane of the opposite edge of the magnetic rod is vertical to the plane of the positioning frame. In other embodiments, the magnetic rod may be circular in cross-section.
In order to realize the detachable stable connection between the magnetic rod and the positioning frame, in this embodiment, as shown in fig. 7 and 11, a connecting piece with a screw hole 12a is arranged at the upper end of the magnetic rod, and the upper end of the magnetic rod is screwed with an upper cross beam 11a of the positioning frame; the lower end of the magnetic bar is provided with an inserting strip 12b which is used for being inserted into an inserting hole of the lower beam 11b of the positioning frame.
In order to further strengthen the connection between the lower end of the magnetic rod and the positioning frame, on the basis, as shown in fig. 12, the lower end of the magnetic rod is further provided with a connecting plate 12c perpendicular to the insert, the connecting plate is provided with a connecting hole (such as a screw hole), and the connecting plate is fixedly connected with the lower beam of the positioning frame through a fastener.
As shown in fig. 7, in this embodiment, the magnetic rod includes a tubular hollow rod-shaped housing 121 and permanent magnets 122 closely arranged in the rod-shaped housing, the magnetic poles of the proximal ends of adjacent permanent magnets are the same, the adjacent permanent magnets are separated by a magnetic conductive iron 123, and the cross section of the permanent magnet matches with the inner cavity of the magnetic rod housing. Preferably, the rod-shaped housing 121 is a stainless steel tube.
In the chain-type magnetic rods adopted by the traditional built-in permanent magnetic type magnetic filter, one chain-type magnetic rod consists of a plurality of sections of small magnetic rods, each section of small magnetic rod is connected through a hinge, the polarity positions of each section of magnetic rod are the same (N poles are arranged between magnets to S poles), although the magnetic force lines of the area where the magnet section is located are dense, the peripheral magnetism of the area is weak, the distance between adjacent magnets is enlarged through the hinge connection, and the adsorption capacity of the magnetic rods is reduced.
The utility model discloses in, every bar magnet is a through long bar magnet of compriseing a plurality of little magnets, and the S of last magnet extremely corresponds the S utmost point of a magnet down, and after setting up like this, the magnetic line of force broad of magnet periphery is dense and regional magnetism between magnet and the magnet is stronger, and this is bigger to the adsorption efficiency effect of bar magnet, and magnet setting is denser, and the magnetic line of force distributes more densely, and the adsorption efficiency of bar magnet is stronger.
As shown in fig. 8-10, in order to realize stable connection between the positioning frame and the chain, preferably, first chain clamps 141 are symmetrically fixed on both left and right sides of the positioning frame 11, and the chain 21 is fixedly connected to the positioning frame through second chain clamps 142 screwed with the first chain clamps; the first chain clamp and the second chain clamp are spliced to form a mounting groove matched with the shape of the chain 21, and the outer side surface of the second chain clamp is provided with a connecting groove 142a for clamping the end part of the chain hinge rod. The second chain clamp is symmetrically provided with a plurality of screw holes 142 b. Through the cooperation of above-mentioned first chain clamp and second chain clamp, firmly fix the lower extreme of two chains respectively in the both sides of positioning frame, set up like this still to be convenient for install and dismantle.
As shown in fig. 14, a rotary encoder 26 is disposed on a transmission shaft 24 (e.g., an end portion) connected to the first motor, the electric pulse of the rotary encoder can control the positions of the middle end and the descending end more precisely, and the arrangement of the end portion of the transmission shaft also solves the problem of poor start of the originally designed position switch caused by impurities and dirty oil. A position sensor 27 is provided on the housing near the top (e.g. in the middle) and is triggered to transmit a position signal to the control circuit when the magnetic assembly moves to the top.
The two sensors are electrically connected with a distribution box of the equipment, and signals are fed back to the control circuit, so that whether the circuit is electrified or not and the lifting mechanism rotates forwards and backwards are conveniently regulated and controlled.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.
Claims (10)
1. A lifting magnetic mechanism applied to a magnetic filter, the magnetic filter also comprises a frame, a scraping mechanism (4) and a sewage draining mechanism (5) which are arranged on the frame, the magnetic filter is connected above a filter tank (6), and the lifting magnetic mechanism is characterized by comprising a magnetic component (1), a lifting mechanism (2) for driving the magnetic component to perform lifting motion and a longitudinal slide rail (112) which longitudinally extends from the inner wall of the frame of the magnetic filter to the bottom of the filter tank; the lifting mechanism (2) is a chain transmission mechanism;
the magnetic assembly (1) comprises a positioning frame (11) arranged on a longitudinal plane and a plurality of rod-shaped magnetic rods (12) which are parallel and longitudinally arranged, two ends of each magnetic rod are detachably and fixedly connected with the positioning frame (11), and a channel is formed between every two adjacent magnetic rods (12); pulleys (111) which are connected with the longitudinal sliding rails (112) in a sliding manner are symmetrically arranged on two side surfaces of the positioning frame respectively, and the side edge of the positioning frame (11) is fixedly connected with a chain (21) of the lifting mechanism (2); the lifting mechanism enables the magnetic assembly to descend to the filtering tank (6) through chain transmission for iron powder adsorption and ascend to the magnetic filter above so that the scraping mechanism can conduct subsequent scraping on the iron powder on the magnetic rod;
the lifting mechanism (2) comprises a first motor (25) arranged on the rack above the magnetic component, a driving chain wheel (22) in transmission connection with the first motor, and a chain (21) arranged on the driving chain wheel, wherein the movable end of the chain is connected with the positioning frame (11), the fixed end of the other end of the chain is fixedly connected with the cross beam of the rack (3), and a counterweight wheel (23) is meshed on the chain close to the fixed end; the first motor drives the chain to move and drives the positioning frame of the magnetic assembly to lift up and down.
2. The elevating magnetic mechanism as claimed in claim 1, wherein the magnetic assemblies are arranged in parallel in front and back of each other, and each magnetic assembly operates simultaneously or independently.
3. The elevating magnetic mechanism applied to a magnetic filter as claimed in claim 1, wherein two sides of the positioning frame (11) are respectively connected with a chain transmission mechanism; or the middle part of the top surface of the positioning frame (11) is fixedly connected with a chain of a chain transmission mechanism.
4. The elevating magnetic mechanism as set forth in claim 1, wherein the transverse base of the magnetic rod is diamond-shaped or circular; when the cross section of the magnetic rod is in a diamond shape, the plane of the opposite edge of the magnetic rod is perpendicular to the plane of the positioning frame.
5. The elevating magnetic mechanism applied to a magnetic filter as claimed in claim 1, wherein the magnetic rod comprises a rod-shaped housing (121) and permanent magnets (122) closely arranged in the rod-shaped housing, the magnetic poles of the adjacent permanent magnets are the same, the adjacent permanent magnets are separated by a magnetic conductive iron (123), and the cross section of the permanent magnets is matched with the inner cavity of the magnetic rod housing.
6. The elevating magnetic mechanism applied to a magnetic filter as claimed in claim 5, wherein the upper end of the magnetic rod is provided with a connecting piece with a screw hole (12 a), and the upper end of the magnetic rod is screwed with the upper beam (11 a) of the positioning frame; the lower end of the magnetic bar is provided with an inserting strip (12 b) which is used for being inserted into an inserting hole of a lower beam (11b) of the positioning frame.
7. The elevating magnetic mechanism applied to the magnetic filter as claimed in claim 6, wherein the lower end of the magnetic rod is further provided with a connecting plate (12 c) perpendicular to the insert, and the connecting plate is fixedly connected with the lower beam of the positioning frame by a fastener.
8. Lifting magnetic mechanism applied to magnetic filters, according to claim 1 or 2, characterized in that the transmission shaft (24) connected to the first motor is provided with a rotary encoder (26) and the frame is provided with a position sensor (27) near the top.
9. The elevating magnetic mechanism applied to the magnetic filter of claim 3, wherein the left and right sides of the positioning frame (11) are respectively and symmetrically provided with a first chain clip (141), and the chain is fixedly connected with the positioning frame through a second chain clip (142) screwed with the first chain clip; the first chain clamp and the second chain clamp are spliced to form a mounting groove matched with the shape of the chain, and the outer side surface of the second chain clamp is provided with a connecting groove (142 a) for clamping the end part of the chain hinge rod.
10. A magnetic filter, characterized in that an elevating magnetic mechanism applied to the magnetic filter as claimed in claim 1 is installed.
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CN202023344685.1U CN214319387U (en) | 2020-12-31 | 2020-12-31 | Lifting type magnetic mechanism applied to magnetic filter and magnetic filter |
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CN202023344685.1U CN214319387U (en) | 2020-12-31 | 2020-12-31 | Lifting type magnetic mechanism applied to magnetic filter and magnetic filter |
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