CN114436103B - Traction machine friction plate with efficient heat dissipation protection - Google Patents
Traction machine friction plate with efficient heat dissipation protection Download PDFInfo
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- CN114436103B CN114436103B CN202210148362.XA CN202210148362A CN114436103B CN 114436103 B CN114436103 B CN 114436103B CN 202210148362 A CN202210148362 A CN 202210148362A CN 114436103 B CN114436103 B CN 114436103B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
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Abstract
The invention discloses a traction machine friction plate with efficient heat dissipation protection, which comprises an installation block, a fan, threaded holes, a detection block and a first spring, wherein the fan is installed on the inner bottom wall of the installation block, two groups of exhaust pipes are installed at the input end of the fan, a control valve is installed on the outer wall of each cooling pipe, two groups of threaded holes are formed in the bottom of the installation block, and a detection resistor is installed on the inner bottom wall of a fixed disc. The fan and the control valve are arranged, so that the heat dissipation efficiency can be improved, the heat generated by friction of the friction plate is transferred into the fixed disc, the air in the heat dissipation pipe is heated, and then the air is taken out of the mounting block through the exhaust pipe, so that the heat continuously moves outwards, the temperature of the friction plate is reduced, the heat dissipation holes in the friction plate can also dissipate the heat outwards through the air flow, the sealing plate rotates to the vertical position, the fan drives the air to flow, the heat in the heat dissipation holes is discharged through the air inlet pipe and the cooling pipe, and the friction plate is quickly and efficiently dissipated.
Description
Technical Field
The invention relates to the technical field of elevator traction machines, in particular to a traction machine friction plate with efficient heat dissipation protection.
Background
An elevator traction machine is power equipment of an elevator, and is also called an elevator main machine. The function is to transport and transmit power to run the elevator. It is composed of motor, brake, coupling, speed reducer, traction wheel, machine frame, guide wheel and auxiliary handwheel. The guide wheels are typically mounted on the frame or on a load beam below the frame. Some of the barring hand wheels are fixed on a motor shaft, and are hung on a nearby wall at ordinary times, and are sleeved on the motor shaft when in use, the elevator traction machine needs a related speed control structure due to lifting, a friction plate is one of necessary parts, the friction plate has the effect similar to that of a brake pad of an automobile and is used for reducing speed, and a large amount of heat can be generated in the speed reducing process.
The existing friction plate has the following defects:
1. patent document CN110081089A discloses a friction plate, the right of protection "comprising: the friction substrate, the first friction lining and the second friction lining are respectively arranged on two opposite planes of the friction substrate and are tightly attached to the friction substrate, and the first friction lining and the second friction lining are symmetrical relative to the friction substrate; wherein the first friction lining has an inner edge and an outer edge; the first friction lining is provided with a plurality of first grooves and a plurality of second grooves, the first grooves extend from the inner edge to the outer edge, a second groove is arranged between any three adjacent first grooves, and the second grooves extend from the inlet of the first groove to the outlet of the third first groove along the anticlockwise direction and intersect with the second first groove. The invention can reduce the generation of eddy current, improve the heat dissipation capacity of the wet clutch and improve the utilization rate of lubricating oil, but the heat dissipation effect of the device is poor, and heat cannot be dissipated quickly;
2. patent document CN206268326U discloses an automobile drum brake pad, claim of protection "in particular an automobile drum brake pad mounted on an automobile drum brake device. The automobile drum brake pad comprises an arc-shaped brake shoe, wherein the open end of the brake shoe is provided with a connecting part connected with two ends of a brake wheel cylinder, arc-shaped unequal-thickness friction plates are symmetrically arranged on the outer walls of two sides of the brake shoe, the thickness of each friction plate is gradually reduced from top to bottom, and the thickness of the upper end, close to the opening of the brake shoe, of each friction plate is larger than the thickness of the tail end of each friction plate. The utility model has simple structure and reasonable design, adopts the arc brake shoe, needs few parts, is convenient to install, reduces the cost, saves resources, improves the braking effect, lightens the weight and reduces the oil consumption of the automobile; meanwhile, the friction plate with non-uniform thickness can bear larger pressure, changes the conduction of vibration and greatly improves the noise of the automobile drum brake device during braking, but the device is installed only through bolts and is not stable enough;
3. patent document CN106594120A discloses a brake pad, and the right item of protection "includes the metal backing plate, and both sides set up the installing port on the metal backing plate, set up the rectangle recess in the middle part of the metal backing plate, and the recess size is the same with the fixed plate, sets up the screw through-hole in the recess, set up the cylindrical hole groove corresponding with the recess through-hole on the fixed plate, set up in the hole groove with screw assorted screw thread, the connecting plate passes through the spring to be connected with the fixed plate, the fixed plate passes through screwed connection on the metal backing plate, sets up semimetal clutch blocks on the connecting plate, encircles semimetal clutch blocks and sets up ceramic clutch blocks on the metal backing plate, sets up the chip groove on clutch blocks. The semi-metal friction block has the chip removal grooves, so that the brake block has good heat dissipation and chip removal effects, the semi-metal friction block protrudes 5mm out of the ceramic friction block, the semi-metal friction block is in contact with the brake disc to reduce the speed only when being slightly stepped on, the semi-metal friction block has more working times, the service life of the ceramic friction block is ensured to the maximum extent, but the friction plate needs to be replaced on time, and a worker needs to be reminded when the friction plate needs to be replaced;
4. the invention provides an automobile brake pad with convenient processing, good wear-resisting effect and excellent heat insulation effect, which comprises a mounting steel plate, a heat insulation damping adhesive layer arranged on one side surface of the mounting steel plate and a friction brake lining arranged on one side of the heat insulation damping adhesive layer, wherein a reinforcing fiber net is arranged between the heat insulation damping adhesive layer and the friction brake lining, the reinforcing fiber net is formed by mixing and weaving ceramic fibers and viscose fibers, a T-shaped cavity is formed in the surface of the mounting steel plate, the heat insulation damping adhesive layer is arranged in the T-shaped cavity, and the friction brake lining comprises 490 parts of butadiene styrene rubber, 90 parts of butadiene styrene rubber, 355 parts of phenolic resin, 25 parts of sulfur, 400 parts of carbon black, 240 parts of high styrene, 50 parts of zirconium oxide, 190 parts of metal powder, 60 parts of tire powder, 60 parts of ferrochrome mineral powder, 60 parts of mineral powder, 40 parts of aluminum silicate hollow spheres, 30 parts of hollow ceramic micro powder, 30 parts of hollow glass micro beads and 70 parts of hollow glass micro beads according to weight percentage
Auxiliary agent ", but its device lacks a detection structure of friction pressure, and the friction pressure cannot be known.
Disclosure of Invention
The invention aims to provide a traction machine friction plate with efficient heat dissipation protection, and aims to solve the problems of poor heat dissipation effect, instable installation, lack of a reminding replacement structure and lack of a pressure detection structure in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a traction machine friction plate with efficient heat dissipation protection comprises an installation block, a fan, a threaded hole, a detection block and a first spring, wherein the fan is installed on the bottom wall of the interior of the installation block;
the air inlet end of the fan is provided with two groups of exhaust pipes, the top of the mounting block is provided with a fixed disc, and the top wall in the fixed disc is provided with a radiating pipe;
the friction disc is installed at the top of fixed disk, the inside diapire of friction disc is installed and is detected the piece, two sets of cooling tube are installed to the input of fan, the control valve is installed to the outer wall of cooling tube, the bottom of installation piece is equipped with two sets of screw holes, fixed box is installed to the inside roof of screw hole, first spring is installed to the inside diapire of fixed disk, detection resistance is installed to the inside diapire of fixed disk.
Preferably, the top of the friction plate is provided with an L-shaped heat dissipation hole, an air inlet pipe is installed on the outer wall of the heat dissipation hole, and one end of the air inlet pipe is connected with one end of the cooling pipe.
Preferably, the outer wall of the control valve is provided with a signal receiver, the inner wall of the control valve is provided with a fixed shaft, the outer wall of the fixed shaft is provided with a sealing plate, the inner walls of two sides of the control valve are provided with sealing blocks, the inner wall of each sealing block is provided with a protective sleeve, the inner wall of each protective sleeve is provided with an electromagnet, the outer wall of the sealing plate is provided with a second spring, and one end of the second spring is provided with a metal plate.
Preferably, the inner wall of screw hole runs through and installs the bolt, and the outer wall of screw hole runs through and installs the screw rod, and the limiting plate is installed to the one end that the auxiliary rod screw rod was installed to the outer wall of screw rod, and the fixture block is installed to the outer wall of limiting plate.
Preferably, the bottom of fixed box is run through and is installed the lifter, and two sets of toughness membranes are installed to the inside diapire of fixed box, and the outer wall of lifter is equipped with the gear groove, and the rotation post is installed to the inner wall of fixed box, rotates the one end of post and installs the dwang, and semicircular cutting edge is installed to the one end of dwang, rotates the outer wall of post and installs driven gear, and driven gear meshes with the gear groove mutually.
Preferably, detect the top of piece and install the measuring pole, and the bottom of measuring pole extends into the inside of detecting the piece, the outer wall of measuring pole encircles and installs the third spring, and the top of third spring is connected with the inside roof of detecting the piece, the inner wall of detecting the piece is installed signal transmitter, the switch is installed to signal transmitter's bottom, the rotation axis is installed to the inside back wall of detecting the piece, the lever is installed to the outer wall of rotation axis, the fourth spring is installed to the bottom of lever, and the bottom of fourth spring is connected with the inside diapire of detecting the piece, bee calling organ is installed to the inner wall of fixed disk.
Preferably, flexible post is installed at the top of first spring, and the top of flexible post is equipped with the fluting, and the roller bearing is installed to the grooved inner wall, and the gyro wheel is installed to the outer wall of roller bearing.
Preferably, the conducting rod is installed to the outer wall of flexible post, and the one end of conducting rod and detection resistance's outer wall contact, and the ampere meter is installed to the inner wall of fixed disk, and the ampere meter passes through wire electric connection with detection resistance, and signal transmission ware is installed to the inner wall of fixed disk, and signal transmission ware passes through wire electric connection with the ampere meter.
Preferably, the friction plate is used by the following steps:
s1, when heat dissipation is performed, a friction plate of a tractor is tightly attached to a friction part, a fan is started, the fan drives air to flow, heat generated by friction of the friction plate is transferred to the inside of a fixed disc, air in a radiating pipe is heated, and then the air is taken out of an installation block through an exhaust pipe, so that the heat continuously moves outwards, the temperature of the friction plate is reduced, meanwhile, the radiating hole in the friction plate can also radiate heat outwards through air flow, an electromagnet is powered off, a protective sleeve is separated from a metal plate, a second spring drives a sealing plate and a sealing block to rotate, the sealing plate is rotated to a vertical position, the fan drives air to flow, and the heat in the radiating hole is exhausted through an air inlet pipe and a cooling pipe, so that the friction plate is quickly and efficiently radiated;
s2, when the device is installed, a bolt is screwed into a threaded hole, then an auxiliary rod is rotated, the auxiliary rod rotates to drive a screw to rotate, the screw rotates to drive a limiting plate to move towards the direction of the bolt, the limiting plate drives a clamping block to be attached to the thread of the bolt, the bolt is prevented from rotating, the installation stability is improved, in addition, the bolt extrudes a lifting rod along with the screwing of the bolt, the lifting rod moves upwards, the lifting rod drives a gear groove to move, the gear groove moves to drive a driven gear to rotate, the driven gear rotates to drive a rotating rod to rotate, the rotating rod rotates to drive a cutting edge to rotate, the cutting edge rotates to be in contact with a tough film, the tough film is broken, an adhesive in a fixed box flows out, the bolt is fixed in the threaded hole, and the installation stability is improved;
s3, when the friction plate is seriously worn, the friction plate needs to be replaced, the friction plate is worn and thinned, so that the detection rod is exposed, and then when the friction plate is used again, the detection rod is extruded by external force and moves downwards, the detection rod drives the third spring to extend, the detection rod extrudes the lever, one end of the lever tilts, the fourth spring extends, the lever impacts a switch, and the signal emitter emits a signal to the buzzer, so that the buzzer emits a sound alarm to remind a worker to replace the friction plate;
s4, when the friction plate is used, the telescopic column drives the groove and the roller to contact with an object firstly, the more tightly the friction plate is attached, the first spring contracts, the telescopic column contracts and drives the conducting rod to slide on the detection resistor, the current passing through the detection resistor changes, the ammeter detects the magnitude of the current, the current signal is transmitted to an external receiving device through the signal transmitter to be calculated, and the magnitude of the pressure can be judged through the magnitude of the current.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can improve the heat dissipation efficiency by installing the fan and the control valve, when heat dissipation is carried out, the friction plate of the tractor is clung to the friction part, the fan is started, the fan drives air to flow, the heat generated by the friction plate due to friction is transferred to the inside of the fixed disc, the air in the heat dissipation tube is heated, and then the air is taken out of the installation block through the exhaust pipe, so that the heat continuously moves outwards, the temperature of the friction plate is reduced, meanwhile, the heat dissipation hole in the friction plate can also dissipate the heat outwards through the air flow, the electromagnet is powered off, the protective sleeve is separated from the metal plate, the second spring drives the sealing plate and the sealing block to rotate, so that the sealing plate rotates to the vertical position, the fan drives the air to flow, the heat in the heat dissipation hole is discharged through the air inlet pipe and the cooling pipe, and the heat dissipation of the friction plate is rapidly and efficiently carried out;
2. the installation is stable through the installation of the threaded hole and the fixed box, when the device is installed, a bolt is screwed into the threaded hole, then the auxiliary rod is rotated to drive the screw to rotate, the screw rotates to drive the limiting plate to move towards the direction of the bolt, the limiting plate drives the clamping block to be attached to the thread of the bolt, the bolt is prevented from rotating, and the installation stability is improved;
3. according to the invention, the detection block is arranged to remind a worker to replace the friction plate, when the friction plate is seriously worn, the friction plate needs to be replaced, the abrasion of the friction plate becomes thinner, so that the detection rod is exposed, when the friction plate is used again, an external force extrudes the detection rod, the detection rod moves downwards, the detection rod drives the third spring to extend, the detection rod extrudes the lever, one end of the lever is tilted, the fourth spring extends, the lever impacts the switch, the signal emitter emits a signal to the buzzer, so that the buzzer emits a sound warning to remind the worker to replace the friction plate;
4. the pressure can be detected by installing the first spring and the telescopic column, when the friction plate is used, the telescopic column drives the groove and the roller to contact with an object firstly, the closer the friction plate is attached, the first spring contracts, the telescopic column contracts and drives the conductive rod to slide on the detection resistor, the magnitude of current is detected by the ammeter through the change of the current of the detection resistor, the current signal is transmitted to an external receiving device through the signal transmitter to be calculated, and the magnitude of pressure can be judged through the magnitude of current.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of a portion of the control valve of the present invention;
FIG. 4 is a schematic view of a portion of the retaining box of the present invention;
FIG. 5 is a partial structural view of a detection block according to the present invention;
FIG. 6 is a schematic view of the structure of part A of FIG. 2 according to the present invention;
fig. 7 is a partial structural schematic view of the screw of the present invention.
In the figure: 1. mounting blocks; 101. fixing the disc; 102. a friction plate; 103. heat dissipation holes; 104. an air inlet pipe; 2. a fan; 201. an exhaust duct; 202. a radiating pipe; 3. a control valve; 301. a signal receiver; 302. a fixed shaft; 303. sealing plates; 304. a sealing block; 305. a protective sleeve; 306. an electromagnet; 307. a second spring; 308. a metal plate; 4. a threaded hole; 401. a bolt; 402. a screw; 403. an auxiliary lever; 404. a limiting plate; 405. a clamping block; 5. a fixing box; 501. a tough film; 502. a lifting rod; 503. a gear groove; 504. rotating the column; 505. a driven gear; 506. rotating the rod; 507. a cutting edge; 6. a detection block; 601. a detection lever; 602. a third spring; 603. a signal transmitter; 604. a switch; 605. a rotating shaft; 606. a lever; 607. a fourth spring; 608. a buzzer; 7. a first spring; 701. a telescopic column; 702. slotting; 703. a roller; 8. detecting a resistance; 801. a conductive rod; 802. an ammeter; 803. a signal transmitter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1-7, an embodiment of the present invention is shown: a traction machine friction plate with efficient heat dissipation protection comprises an installation block 1, a fan 2, threaded holes 4, a detection block 6 and first springs 7, wherein the fan 2 is installed on the inner bottom wall of the installation block 1, two groups of exhaust pipes 201 are installed at the input end of the fan 2, a fixed disc 101 is installed at the top of the installation block 1, a heat dissipation pipe 202 is installed on the inner top wall of the fixed disc 101, a friction plate 102 is installed at the top of the fixed disc 101, the detection block 6 is installed on the inner bottom wall of the friction plate 102, two groups of cooling pipes are installed at the input end of the fan 2, a control valve 3 is installed on the outer wall of each cooling pipe, two groups of threaded holes 4 are arranged at the bottom of the installation block 1, a fixing box 5 is installed on the inner top wall of each threaded hole 4, the first springs 7 are installed on the inner bottom wall of the fixed disc 101, a detection resistor 8 is installed on the inner bottom wall of the fixed disc 101, and L-shaped heat dissipation holes 103 are arranged at the top of the friction plate 102, an air inlet pipe 104 is installed on the outer wall of the radiating hole 103, one end of the air inlet pipe 104 is connected with one end of the cooling pipe, a signal receiver 301 is installed on the outer wall of the control valve 3, a fixing shaft 302 is installed on the inner wall of the control valve 3, a sealing plate 303 is installed on the outer wall of the fixing shaft 302, sealing blocks 304 are installed on the inner walls of two sides of the control valve 3, a protective sleeve 305 is installed on the inner wall of the sealing block 304, an electromagnet 306 is installed on the inner wall of the protective sleeve 305, a second spring 307 is installed on the outer wall of the sealing plate 303, and a metal plate 308 is installed on one end of the second spring 307, when the heat is radiated, a friction plate 102 of the tractor is tightly attached to a friction part, a fan 2 is started, the fan 2 drives air to flow, the heat generated by the friction plate 102 due to friction is transmitted to the inside of the fixed disc 101, the air inside the radiating pipe 202 is heated, and then is taken out of the installation block 1 through an exhaust pipe 201, so that the heat continuously moves outwards, reduce the temperature of friction disc 102, the inside louvre 103 of friction disc 102 also can outwards dispel heat through air flow simultaneously, with the electro-magnet 306 outage, protective sheath 305 and metal sheet 308 separation, second spring 307 drives closing plate 303 and seal block 304 rotation for closing plate 303 rotates to vertical position, and fan 2 drives the air and flows, discharges the inside heat of louvre 103 through air-supply line 104 and cooling tube, realizes dispelling the heat to friction disc 102 fast high-efficiently.
Further, a bolt 401 is installed on the inner wall of the threaded hole 4 in a penetrating manner, a screw 402 is installed on the outer wall of the threaded hole 4 in a penetrating manner, a limit plate 404 is installed at one end of the screw 402, an auxiliary rod 403 is installed on the outer wall of the screw 402, a fixture block 405 is installed on the outer wall of the limit plate 404, a lifting rod 502 is installed at the bottom of the fixing box 5 in a penetrating manner, two sets of tough films 501 are installed on the inner bottom wall of the fixing box 5, a gear groove 503 is formed in the outer wall of the lifting rod 502, a rotating column 504 is installed on the inner wall of the fixing box 5, a rotating rod 506 is installed at one end of the rotating column 504, a semicircular cutting edge 507 is installed at one end of the rotating column 506, a driven gear 505 is installed on the outer wall of the rotating column 504, and the driven gear 505 is meshed with the gear groove 503, when the device is installed, the bolt 401 is screwed into the threaded hole 4, subsequently, the auxiliary rod 403 is rotated, the auxiliary rod 403 rotates to drive the screw 402 to rotate, the screw 402 rotates to drive the limiting plate 404 to move towards the bolt 401, the limiting plate 404 drives the fixture block 405 to be attached to the threads of the bolt 401, the bolt 401 is prevented from rotating, the mounting stability is improved, in addition, along with the screwing-in of the bolt 401, the bolt 401 extrudes the lifting rod 502, the lifting rod 502 moves upwards, the lifting rod 502 drives the gear groove 503 to move, the gear groove 503 moves to drive the driven gear 505 to rotate, the driven gear 505 rotates to drive the rotating rod 506 to rotate, the rotating rod 506 rotates to drive the cutting edge 507 to rotate, the cutting edge 507 rotates to contact with the tough film 501, the tough film 501 is broken, the adhesive inside the fixing box 5 flows out, the bolt 401 is fixed inside the threaded hole 4, and the mounting stability is improved.
Further, a detection rod 601 is installed at the top of the detection block 6, the bottom of the detection rod 601 extends into the detection block 6, a third spring 602 is installed around the outer wall of the detection rod 601, the top of the third spring 602 is connected with the top wall of the interior of the detection block 6, a signal transmitter 603 is installed on the inner wall of the detection block 6, a switch 604 is installed at the bottom of the signal transmitter 603, a rotating shaft 605 is installed on the rear wall of the interior of the detection block 6, a lever 606 is installed on the outer wall of the rotating shaft 605, a fourth spring 607 is installed at the bottom of the lever 606, the bottom of the fourth spring 607 is connected with the bottom wall of the interior of the detection block 6, a buzzer 608 is installed on the inner wall of the fixed disk 101, when the friction plate 102 is seriously worn, the friction plate 102 needs to be replaced, the friction plate 102 is worn and becomes thin, so that the detection rod 601 is exposed, then, when the friction plate 102 is used again, an external force presses the detection rod 601, the detection rod 601 moves downwards, the detection rod 601 drives the third spring 602 to extend, the detection rod 601 presses the lever 606, one end of the lever 606 tilts, the fourth spring 607, the lever 606, the lever 603 extends to hit the buzzer 608, so that a warning sound is sent to the working person to warn the person to replace the friction plate 102.
Further, a telescopic column 701 is installed on the top of the first spring 7, a slot 702 is formed in the top of the telescopic column 701, a roller is installed on the inner wall of the slot 702, a roller 703 is installed on the outer wall of the roller, a conductive rod 801 is installed on the outer wall of the telescopic column 701, one end of the conductive rod 801 is in contact with the outer wall of the detection resistor 8, an ammeter 802 is installed on the inner wall of the fixed disk 101, the ammeter 802 is electrically connected with the detection resistor 8 through a wire, a signal transmitter 803 is installed on the inner wall of the fixed disk 101, the signal transmitter 803 is electrically connected with the ammeter 802 through a wire, when the friction plate 102 is used, the telescopic column 701 drives the slot 702 and the roller 703 to first contact with an object, the tighter the friction plate 102 is attached, the first spring 7 contracts, the telescopic column 701 contracts, the conductive rod 801 is driven to slide on the detection resistor 8, the current passing through the detection resistor 8 changes, the ammeter 802 detects the magnitude of the current, and transmits the current signal to an external receiving device through the signal transmitter 803 for calculation, and the magnitude of the pressure can be judged through the magnitude of the current.
Further, the friction plate comprises the following use steps:
s1, when heat dissipation is performed firstly, a friction plate 102 of a traction machine is tightly attached to a friction part, a fan 2 is started, the fan 2 drives air to flow, heat generated by friction of the friction plate 102 is transferred to the inside of a fixed disc 101, air in a radiating pipe 202 is heated, and then the friction plate is taken out of an installation block 1 through an exhaust pipe 201, so that the heat continuously moves outwards, the temperature of the friction plate 102 is reduced, meanwhile, a radiating hole 103 in the friction plate 102 can also radiate heat outwards through air flow, an electromagnet 306 is powered off, a protective sleeve 305 is separated from a metal plate 308, a second spring 307 drives a sealing plate 303 and a sealing block 304 to rotate, so that the sealing plate 303 rotates to a vertical position, the fan 2 drives air to flow, the heat in the radiating hole 103 is exhausted out of the friction plate through an air inlet pipe 104 and a cooling pipe, and the heat dissipation of the friction plate 102 is rapidly and efficiently performed;
s2, when the device is installed, a bolt 401 is screwed into a threaded hole 4, then an auxiliary rod 403 is rotated, the auxiliary rod 403 rotates to drive a screw 402 to rotate, the screw 402 rotates to drive a limiting plate 404 to move towards the direction of the bolt 401, the limiting plate 404 drives a clamping block 405 to be attached to threads of the bolt 401, the bolt 401 is prevented from rotating, and installation stability is improved;
s3, when the friction plate 102 is seriously worn, the friction plate 102 needs to be replaced, the friction plate 102 is worn and thinned, the detection rod 601 is exposed, then when the friction plate 102 is used again, external force presses the detection rod 601, the detection rod 601 moves downwards, the detection rod 601 drives the third spring 602 to extend, the detection rod 601 presses the lever 606, one end of the lever 606 tilts, the fourth spring 607 extends, the lever 606 impacts the switch 604, and the signal emitter 603 emits a signal to the buzzer 608, so that the buzzer 608 emits a sound alarm to remind a worker to replace the friction plate 102;
s4, when the friction plate 102 is used, the telescopic column 701 drives the slot 702 and the roller 703 to contact with an object firstly, the closer the friction plate 102 is attached, the first spring 7 contracts, the telescopic column 701 contracts, the conductive rod 801 is driven to slide on the detection resistor 8, the current of the detection resistor 8 changes, the ammeter 802 detects the current, the current signal is transmitted to an external receiving device through the signal transmitter 803 for calculation, and the pressure can be judged according to the current.
The working principle is that firstly, when heat dissipation is carried out, the friction plate 102 of the traction machine is tightly attached to a friction part, the fan 2 is started, the fan 2 drives air to flow, heat generated by friction of the friction plate 102 is transferred to the inside of the fixed disc 101, air in the radiating pipe 202 is heated, then the heat is taken out of the mounting block 1 through the exhaust pipe 201, the heat continuously moves outwards, the temperature of the friction plate 102 is reduced, meanwhile, the radiating hole 103 in the friction plate 102 can also radiate heat outwards through air flow, the electromagnet 306 is powered off, the protective sleeve 305 is separated from the metal plate 308, the second spring 307 drives the sealing plate 303 and the sealing block 304 to rotate, the sealing plate 303 rotates to a vertical position, the fan 2 drives air to flow, heat in the radiating hole 103 is exhausted out of the friction plate through the air inlet pipe 104 and the cooling pipe, and quick and efficient heat dissipation of the friction plate 102 is achieved;
when the device is installed, a bolt 401 is screwed into a threaded hole 4, then an auxiliary rod 403 is rotated, the auxiliary rod 403 rotates to drive a screw 402 to rotate, the screw 402 rotates to drive a limiting plate 404 to move towards the direction of the bolt 401, the limiting plate 404 drives a clamping block 405 to be attached to threads of the bolt 401, the bolt 401 is prevented from rotating, and the installation stability is improved;
when the friction plate 102 is seriously worn, the friction plate 102 needs to be replaced, the friction plate 102 is worn and thinned, so that the detection rod 601 is exposed, then when the friction plate 102 is used again, external force extrudes the detection rod 601, the detection rod 601 moves downwards, the detection rod 601 drives the third spring 602 to extend, the detection rod 601 extrudes the lever 606, one end of the lever 606 tilts, the fourth spring 607 extends, the lever 606 impacts the switch 604, the signal transmitter 603 transmits a signal to the buzzer 608, and the buzzer 608 sends out a sound warning to remind a worker to replace the friction plate 102;
when the friction plate 102 is used, the telescopic column 701 drives the slot 702 and the roller 703 to contact with an object firstly, the closer the friction plate 102 is attached, the first spring 7 contracts, the telescopic column 701 contracts, the conductive rod 801 is driven to slide on the detection resistor 8, the current through the detection resistor 8 changes, the ammeter 802 detects the magnitude of the current, the current signal is transmitted to an external receiving device through the signal transmitter 803 to be calculated, and the magnitude of the pressure can be judged through the magnitude of the current.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a hauler friction disc with high-efficient heat dissipation protection, includes installation piece (1), fan (2), screw hole (4), detects piece (6) and first spring (7), its characterized in that: a fan (2) is arranged on the inner bottom wall of the mounting block (1);
two groups of exhaust pipes (201) are mounted at the input end of the fan (2), a fixed disc (101) is mounted at the top of the mounting block (1), and a radiating pipe (202) is mounted on the top wall inside the fixed disc (101);
the heat generated by the friction plate (102) due to friction is transferred to the inside of the fixed disc (101), the air in the radiating pipe (202) is heated, and then the air is taken out of the mounting block (1) through the exhaust pipe (201), so that the heat continuously moves outwards, and the temperature of the friction plate (102) is reduced;
the friction plate (102) is installed at the top of the fixed disc (101), the detection block (6) is installed on the bottom wall inside the friction plate (102), two groups of cooling pipes are installed at the input end of the fan (2), the control valve (3) is installed on the outer wall of each cooling pipe, two groups of threaded holes (4) are formed in the bottom of the installation block (1), the fixing box (5) is installed on the top wall inside the threaded holes (4), the first spring (7) is installed on the bottom wall inside the fixed disc (101), and the detection resistor (8) is installed on the bottom wall inside the fixed disc (101);
the bottom of the fixed box (5) is provided with a lifting rod (502) in a penetrating manner, two sets of tough films (501) are arranged on the bottom wall inside the fixed box (5), the outer wall of the lifting rod (502) is provided with a gear groove (503), the inner wall of the fixed box (5) is provided with a rotating column (504), one end of the rotating column (504) is provided with a rotating rod (506), one end of the rotating rod (506) is provided with a semicircular cutting edge (507), the outer wall of the rotating column (504) is provided with a driven gear (505), and the driven gear (505) is meshed with the gear groove (503);
the detection device is characterized in that a detection rod (601) is installed at the top of the detection block (6), the bottom of the detection rod (601) extends into the detection block (6), a third spring (602) is installed on the outer wall of the detection rod (601) in a surrounding mode, the top of the third spring (602) is connected with the inner top wall of the detection block (6), a signal transmitter (603) is installed on the inner wall of the detection block (6), a switch (604) is installed at the bottom of the signal transmitter (603), a rotating shaft (605) is installed on the inner rear wall of the detection block (6), a lever (606) is installed on the outer wall of the rotating shaft (605), a fourth spring (607) is installed at the bottom of the lever (606), the bottom of the fourth spring (607) is connected with the inner bottom wall of the detection block (6), and a buzzer (608) is installed on the inner wall of the fixed disc (101);
a telescopic column (701) is installed at the top of the first spring (7), a slot (702) is formed in the top of the telescopic column (701), a rolling shaft is installed on the inner wall of the slot (702), and a roller (703) is installed on the outer wall of the rolling shaft;
conducting rod (801) is installed to the outer wall of flexible post (701), and the outer wall contact of the one end of conducting rod (801) and detection resistance (8), ampere meter (802) is installed to the inner wall of fixed disk (101), and ampere meter (802) and detection resistance (8) pass through wire electric connection, and signal transmission ware (803) is installed to the inner wall of fixed disk (101), and signal transmission ware (803) and ampere meter (802) pass through wire electric connection.
2. The traction machine friction plate with efficient heat dissipation protection as claimed in claim 1, wherein: the top of the friction plate (102) is provided with an L-shaped heat dissipation hole (103), the outer wall of the heat dissipation hole (103) is provided with an air inlet pipe (104), and one end of the air inlet pipe (104) is connected with one end of the cooling pipe.
3. The traction machine friction plate with efficient heat dissipation protection as claimed in claim 1, wherein: signal receiver (301) is installed to the outer wall of control valve (3), fixed axle (302) are installed to the inner wall of control valve (3), closing plate (303) are installed to the outer wall of fixed axle (302), sealed piece (304) are installed to the both sides inner wall of control valve (3), protective sheath (305) are installed to the inner wall of sealed piece (304), electro-magnet (306) are installed to the inner wall of protective sheath (305), second spring (307) are installed to the outer wall of closing plate (303), metal sheet (308) are installed to the one end of second spring (307).
4. The traction machine friction plate with efficient heat dissipation protection as recited in claim 1, wherein: the inner wall of the threaded hole (4) is provided with a bolt (401) in a penetrating mode, the outer wall of the threaded hole (4) is provided with a screw (402) in a penetrating mode, the outer wall of the screw (402) is provided with an auxiliary rod (403), one end of the screw (402) is provided with a limiting plate (404), and the outer wall of the limiting plate (404) is provided with a clamping block (405).
5. The traction machine friction plate with the efficient heat dissipation protection according to any one of claims 1 to 4, is characterized in that the friction plate is used by the following steps:
s1, firstly, when heat dissipation is carried out, a friction plate (102) of a traction machine is tightly attached to a friction part, a fan (2) is started, the fan (2) drives air to flow, heat generated by friction of the friction plate (102) is transferred to the inside of a fixed disc (101), air in a heat dissipation pipe (202) is heated, then the air is taken out of an installation block (1) through an exhaust pipe (201), the heat continuously moves outwards, the temperature of the friction plate (102) is reduced, meanwhile, a heat dissipation hole (103) in the friction plate (102) can also dissipate heat outwards through air flow, an electromagnet (306) is powered off, a protective sleeve (305) is separated from a metal plate (308), a second spring (307) drives a sealing plate (303) and a sealing block (304) to rotate, the sealing plate (303) rotates to a vertical position, the fan (2) drives air to flow, and the heat in the heat dissipation hole (103) is discharged through an air inlet pipe (104) and a cooling pipe, so that the friction plate (102) is quickly and efficiently dissipated;
s2, when the device is installed, a bolt (401) is screwed into a threaded hole (4), then an auxiliary rod (403) is rotated, the auxiliary rod (403) rotates to drive a screw rod (402) to rotate, the screw rod (402) rotates to drive a limiting plate (404) to move towards the direction of the bolt (401), the limiting plate (404) drives a clamping block (405) to be attached to the thread of the bolt (401), the bolt (401) is prevented from rotating, and installation stability is improved;
s3, when the friction plate (102) is seriously worn, the friction plate (102) needs to be replaced, the friction plate (102) is worn and thinned, so that the detection rod (601) is exposed, then when the friction plate (102) is used again, external force presses the detection rod (601), the detection rod (601) moves downwards, the detection rod (601) drives the third spring (602) to extend, the detection rod (601) presses the lever (606), one end of the lever (606) tilts, the fourth spring (607) extends, the lever (606) impacts the switch (604), the signal transmitter (603) transmits a signal to the buzzer (608), so that the buzzer (608) gives out a sound warning to remind a worker to replace the friction plate (102);
s4, when the friction plate (102) is used, the telescopic column (701) drives the groove (702) and the roller (703) to contact with an object firstly, the closer the friction plate (102) is attached, the first spring (7) contracts, the telescopic column (701) contracts and drives the conducting rod (801) to slide on the detection resistor (8), the current passing through the detection resistor (8) changes, the ammeter (802) detects the magnitude of the current, the current signal is transmitted to an external receiving device through the signal transmitter (803) to be calculated, and the magnitude of the pressure can be judged according to the magnitude of the current.
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| CN115978112B (en) * | 2023-02-20 | 2024-01-02 | 海安县恒益滑动轴承有限公司 | Friction-resistant disc with good thermal conductivity for high-speed train motor and use method |
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| CN210978293U (en) * | 2019-10-10 | 2020-07-10 | 高邮市精正机械制造有限公司 | Drum brake with good heat dissipation performance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050126869A1 (en) * | 2003-12-12 | 2005-06-16 | Te-Lung Yeh | Disk type brake structure |
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|---|---|---|---|---|
| CN202579767U (en) * | 2012-04-18 | 2012-12-05 | 师章雨 | Brake block with wear warning device |
| CN210978293U (en) * | 2019-10-10 | 2020-07-10 | 高邮市精正机械制造有限公司 | Drum brake with good heat dissipation performance |
| CN212106722U (en) * | 2020-04-02 | 2020-12-08 | 安徽相驰车业有限公司 | Heat dissipation formula brake block |
| CN112065884A (en) * | 2020-08-24 | 2020-12-11 | 瑞卡斯(南京)精密机械有限公司 | Wear-resistant and heat-dissipation brake disc and brake device for elevator |
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