CN111986854B - Wire and cable equipment disconnection automatic stop control device - Google Patents
Wire and cable equipment disconnection automatic stop control device Download PDFInfo
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- CN111986854B CN111986854B CN202010859620.6A CN202010859620A CN111986854B CN 111986854 B CN111986854 B CN 111986854B CN 202010859620 A CN202010859620 A CN 202010859620A CN 111986854 B CN111986854 B CN 111986854B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
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Abstract
The invention discloses a wire and cable equipment disconnection automatic stop control device, comprising: the mounting panel, the positive left side of mounting panel is equipped with the control box, and first fixed pulley, second fixed pulley all set up on the mounting panel, first fixed pulley is located the below of control box, the second fixed pulley is located the right side of first fixed pulley, the equal rotatable connection of first drive mechanism, second drive mechanism is on the mounting panel, just the up end of first drive mechanism and second drive mechanism's lower terminal surface butt, resilient means's upper end and the lower extreme right side of first drive mechanism are connected. Guarantee that resilient means can store the deformation ability, when the cable broken string, receive resilient means's deformation effect, quick messenger second drive mechanism's upper portion triggers the automatic control device of the control box inside of control cable output, makes equipment shut down, avoids producing nonconforming product in wire and cable production process, prevents extravagant material, practices thrift the cost.
Description
Technical Field
The invention relates to the technical field of wire and cable equipment, in particular to a wire breaking automatic stop control device of the wire and cable equipment.
Background
The cable needs to be twisted into a whole with equipment in production, often can meet because the condition that the electric wire intensity leads to appearing the broken string inadequately, and this kind of condition is difficult to be found by operating personnel, leads to equipment to continue work, can cause the product quality of producing unqualified, extravagant material, has increased the cost of cable production. Therefore, there is a need for a disconnection automatic stop control device for an electric wire and cable apparatus to at least partially solve the problems of the prior art.
Disclosure of Invention
In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present invention provides an automatic shutdown control device for wire breakage of electric wire and cable equipment, comprising: mounting panel, control box, first fixed pulley, second fixed pulley, first drive mechanism, second drive mechanism, resilient mounting, the positive left side of mounting panel is equipped with the control box, first fixed pulley the second fixed pulley all sets up on the mounting panel, first fixed pulley is located the below of control box, the second fixed pulley is located the right side of first fixed pulley, first drive mechanism the equal rotatable connection of second drive mechanism is in on the mounting panel, just first drive mechanism's up end with second drive mechanism's lower terminal surface butt, first drive mechanism's lower tip is connected with the movable pulley, resilient mounting's upper end with the lower extreme right side of first drive mechanism is connected, resilient mounting's lower extreme back fixed connection is in on the mounting panel.
Preferably, the first transmission mechanism comprises a first pin shaft, a first connecting rod, a second connecting rod and a roller, and the first pin shaft is rotatably connected to the mounting plate; one end of the first connecting rod, which is far away from the control box, is fixedly connected with the first pin shaft, one end of the first connecting rod, which is close to the control box, is provided with the movable pulley, the movable pulley is arranged between the first fixed pulley and the second fixed pulley, and the upper left side of the movable pulley is also provided with a locking device; the one end that the control box was kept away from to the second connecting rod with first round pin axle fixed connection, and with the one end that the control box was kept away from to the first connecting rod is with the axle center, the one end that the second connecting rod is close to the control box is equipped with the gyro wheel.
Preferably, a horizontal center line of the first fixed sheave is collinear with a horizontal center line of the second fixed sheave, and a horizontal center line of the movable sheave is higher than a horizontal center line of the first fixed sheave.
Preferably, the second transmission mechanism comprises a second pin shaft, a third connecting rod, a fourth connecting rod and a trigger device, and the second pin shaft is rotatably connected to the mounting plate; one end of the third connecting rod, which is close to the control box, is fixedly connected with the second pin shaft, and the lower side surface of the third connecting rod is abutted against the roller; one end, close to the first transmission mechanism, of the fourth connecting rod is fixedly connected with the second pin shaft, the end, close to the control box, of the fourth connecting rod and one end, close to the control box, of the third connecting rod are coaxial, and one side, close to the control box, of the upper end of the fourth connecting rod is connected with the trigger device; the mounting panel is provided with a first limiting pin fixedly connected with, and the first limiting pin is abutted against one side of the control box far away from the fourth connecting rod.
Preferably, be equipped with the second spacer pin on the fourth connecting rod, the second spacer pin is located the below of first spacer pin, be equipped with the third spacer pin on the mounting panel, the third spacer pin is located the fourth connecting rod is kept away from one side of control box, just the second spacer pin with the third spacer pin passes through the elastic component and connects.
Preferably, the rebounding device comprises a compression spring and a fixed block, the back of the fixed block is fixedly connected with the mounting plate, one end of the compression spring is connected with one side, far away from the control box, of the first connecting rod, and the other end of the compression spring is connected with the fixed block.
Preferably, locking device includes dog, spring, arc, the dog be the arc and its back with mounting panel fixed connection, the dog is close to one side of movable pulley is connected with the spring, the spring is close to the one end of movable pulley is connected with the arc, the arc is close to one side of movable pulley is equipped with the skid resistant course.
Preferably, one side of the upper end of the control box, which is close to the trigger device, is provided with a groove, and the bottom surface of the groove is provided with an automatic control device.
Preferably, the control box is used for controlling cable output, the automatic control device further comprises a laser ranging device and a protection device, the protection device is electrically connected with the laser ranging device, whether the protection device is started is determined according to a preset determination method, and the protection device powers off and stops the control box after the protection device is started, wherein the preset determination method specifically comprises the following steps:
a1, determining the deflection angle of the laser ranging device during ranging according to the following formula:
wherein alpha represents a deflection angle when the laser ranging device ranges, r represents an effective radius of laser when the laser ranging device ranges, beta represents a stirring amplitude of the laser, psi represents a preset laser heat concentration coefficient, psi is 1, eta represents a reflectivity of the trigger device (6-4) to the laser, P represents an output power of the laser, arcsin represents a sine value of an inverse trigonometric function, Q represents a convection heat exchange quantity when the laser ranging device ranges, and ln represents a logarithm with e as a base;
a2, emitting laser according to the deflection angle in the step A1, and calculating the distance between the automatic control device and the trigger device by the following formula:
wherein R represents the distance between the automatic control device and the trigger device, v represents the laser speed, δ represents the laser phase difference, π represents the natural constant, f represents the laser frequency, and N represents the laser adjustment factor;
and A3, comparing the distance R between the automatic control device and the trigger device obtained in the step A2 with a preset value, starting the protection device when the distance R between the automatic control device and the trigger device is smaller than the preset value, and not starting the protection device when the distance R between the automatic control device and the trigger device is larger than or equal to the preset value.
Compared with the prior art, the invention at least comprises the following beneficial effects:
according to the automatic shutdown control device for the wire and cable equipment disconnection, the cable can be kept in a tensioning state during output through the first fixed pulley, the second fixed pulley and the movable pulley, and the resilience device can store deformation energy.
Other advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of an automatic shutdown control device for wire and cable equipment disconnection according to the present invention.
Fig. 2 is a schematic structural diagram of an automatic shutdown control device for wire and cable equipment disconnection according to the present invention.
Fig. 3 is a schematic view of the transmission principle of the automatic shutdown control device for wire and cable equipment according to the present invention.
Fig. 4 is a schematic structural diagram of a locking device in the automatic wire-breaking stopping control device of the wire and cable equipment according to the present invention.
Fig. 5 is a schematic structural view of the locking device abutting against the movable pulley in the automatic wire-breaking stopping control device for the electric wire and cable equipment according to the present invention.
Fig. 6 is a schematic cross-sectional view of the locking device of the automatic shutdown control device for wire and cable equipment according to the present invention abutting against the movable pulley.
The device comprises a mounting plate 1, a control box 2, a groove 2-1, a first fixed pulley 3, a second fixed pulley 4, a first transmission mechanism 5, a first pin 5-1, a first connecting rod 5-2, a second connecting rod 5-3, a roller 5-4, a second transmission mechanism 6, a second pin 6-1, a third connecting rod 6-2, a fourth connecting rod 6-3, a trigger 6-4, a rebound device 7, a compression spring 7-1, a fixed block 7-2, a movable pulley 8, a locking device 9-1, a stop block 9-2, a spring 9-3, an arc plate 9, a cable 10, a first limit pin, b a second limit pin, c a third limit pin and d an elastic part.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 6, the present invention provides an automatic shutdown control device for wire and cable equipment in case of wire breakage, comprising: a mounting plate 1, a control box 2, a first fixed pulley 3, a second fixed pulley 4, a first transmission mechanism 5, a second transmission mechanism 6 and a rebound device 7, the control box 2 is arranged on the left side of the front surface of the mounting plate 1, the first fixed pulley 3 and the second fixed pulley 4 are both arranged on the mounting plate 1, the first fixed pulley 3 is positioned below the control box 2, the second fixed pulley 4 is positioned at the right side of the first fixed pulley 3, the first transmission mechanism 5 and the second transmission mechanism 6 are both rotatably connected on the mounting plate 1, and the upper end surface of the first transmission mechanism 5 is abutted with the lower end surface of the second transmission mechanism 6, the lower end of the first transmission mechanism 5 is connected with a movable pulley 8, the upper end of the rebounding device 7 is connected with the right side of the lower end of the first transmission mechanism 5, and the back of the lower end of the rebounding device 7 is fixedly connected onto the mounting plate 1.
The working principle of the technical scheme is as follows: the cable 10 is output from the lower end of the control box 2 and sequentially passes through the lower side of the first fixed pulley 3, the upper side of the movable pulley 8 and the lower side of the second fixed pulley 4, when the cable 10 is stably output, the cable 10 is in a tensioning state, the movable pulley 8 drives the first transmission mechanism 5 to downwards compress the rebounding device 7 under the tension of the cable 10, the rebounding device 7 stores deformation energy, and at the moment, the upper end of the first transmission mechanism 5 is abutted against the lower end of the second transmission mechanism 6 to keep a stable state; when the cable 10 is broken, the tension of the cable 10 disappears, at the moment, the movable pulley 8 loses the downward acting force given by the cable 10, the rebounding device 7 which is always in a compressed state loses the external force and releases deformation to push the first transmission mechanism 5 upwards, the first transmission mechanism 5 pushes the second transmission mechanism upwards, the upper part of the second transmission mechanism 6 moves towards one side close to the control box 2 instantly, an automatic control device in the control box 2 is triggered, the equipment is stopped, and the continuous output of the cable 10 is stopped.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, first fixed pulley 3, second fixed pulley 4, movable pulley 8 can make cable 10 keep the tensioning state when the output, guarantee that resilient means 7 can store the deformation ability, first drive mechanism 5, second drive mechanism 6 receives resilient means 7's deformation power when cable 10 broken string, quick control box 2 that makes 6 upper portions of second drive mechanism trigger control cable 10 output, make equipment shut down, stop continuing output of cable 10, shut down rapidly, avoid producing nonconforming product in wire and cable production process, prevent extravagant material, practice thrift the cost.
In one embodiment, the first transmission mechanism 5 comprises a first pin 5-1, a first connecting rod 5-2, a second connecting rod 5-3 and a roller 5-4, wherein the first pin 5-1 is rotatably connected to the mounting plate 1; one end of the first connecting rod 5-2, which is far away from the control box 2, is fixedly connected with the first pin shaft 5-1, one end of the first connecting rod, which is close to the control box 2, is provided with the movable pulley 8, the movable pulley 8 is arranged between the first fixed pulley 3 and the second fixed pulley 4, and the upper left side of the movable pulley 8 is also provided with a locking device 9; one end, far away from the control box 2, of the second connecting rod 5-3 is fixedly connected with the first pin shaft 5-1, the end, far away from the control box 2, of the second connecting rod 5-3 and one end, far away from the control box 2, of the first connecting rod 5-2 are coaxial, and the roller 5-4 is arranged at one end, close to the control box 2, of the second connecting rod 5-3.
The working principle of the technical scheme is as follows: the first connecting rod 5-2 and the second connecting rod 5-3 simultaneously use the first pin shaft 5-1 as a rotating shaft, the first pin shaft 5-1 and the mounting plate 1 are rotatably connected, the roller 5-4 and the second connecting rod 5-3 are rotatably connected, and the roller 5-4 is abutted against the lower part of the second transmission mechanism 6, so that the friction force during transmission can be reduced; when the cable 10 is broken, the rebounding device 7 applies a force to the first connecting rod 5-2 upwards leftwards, meanwhile, the second connecting rod 5-3 is driven to rotate clockwise by taking the first pin shaft 5-1 as a rotating shaft, the roller 5-4 pushes the second transmission mechanism 6 upwards, contact friction force is reduced, meanwhile, the movable pulley 8 moves to the lower side of the locking device 9, the movable pulley 8 is tightly attached to the locking device 9 under the elastic action of the rebounding device 7, and the cable 10 on the upper side of the movable pulley 8 can be clamped instantly, so that the cable 10 is prevented from being output continuously.
The beneficial effects of the above technical scheme are that: through the design of the structure, when the cable 10 is broken, under the elastic force of the rebounding device 7, the first connecting rod 5-2 and the second connecting rod 5-3 rotate clockwise simultaneously to drive the second transmission mechanism 6 to rotate anticlockwise, so that the second transmission mechanism triggers the automatic control device in the control box 2 to stop the continuous output of the cable 10, at the moment, the movable pulley 8 on the first connecting rod 5-2 is tightly attached to the locking device 9 to clamp the cable 10 losing the tension force, the cable 10 can also be prevented from being continuously output, the locking device 9 also has a limiting effect to prevent the first connecting rod 5-2 from being separated from the second transmission mechanism 6 due to the overlarge elastic force of the rebounding device 7, the contact friction between the second connecting rod 5-3 and the lower part of the second transmission mechanism 6 is reduced by the rollers 5-4, the transmission efficiency is improved, and the blocking is prevented.
In one embodiment, the horizontal center line of the first fixed pulley 3 is collinear with the horizontal center line of the second fixed pulley 4, and the horizontal center line of the movable pulley 8 is higher than the horizontal center line of the first fixed pulley 3.
The working principle of the technical scheme is as follows: the cable 10 is output from the lower side of the control box 2, firstly bypasses the lower side of the first fixed pulley 3, passes through the upper side of the movable pulley 8, and finally bypasses the lower side of the second fixed pulley 4 for output, and the cable 10 can be in a tensioning state.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, tensioning force when first fixed pulley 3, movable pulley 8, 4 multiplicable cables of second fixed pulley are exported makes movable pulley 8 receive the decurrent power that cable 10 gave bigger, and then compression resilient mounting 7 makes it store more deformation ability, and when cable 10 broken string, the speed that resilient mounting 7 kick-backed is faster, and transmission effect is better, can trigger automatic control device in shorter time, prevents that cable 10 from continuing to export.
In one embodiment, the second transmission mechanism 6 comprises a second pin 6-1, a third connecting rod 6-2, a fourth connecting rod 6-3 and a trigger device 6-4, and the second pin 6-1 is rotatably connected to the mounting plate 1; one end of the third connecting rod 6-2 close to the control box 2 is fixedly connected with the second pin shaft 6-1, and the lower side surface of the third connecting rod 6-2 is abutted against the roller 5-4; one end of the fourth connecting rod 6-3, which is close to the first transmission mechanism 5, is fixedly connected with the second pin shaft 6-1, and is coaxial with one end of the third connecting rod 6-2, which is close to the control box 2, and one side, which is close to the control box 2, of the upper end of the fourth connecting rod 6-3 is connected with the trigger device 6-4; the mounting plate 1 is fixedly connected with a first limiting pin a, and the first limiting pin a is abutted to one side, away from the control box 2, of the fourth connecting rod 6-3.
The working principle of the technical scheme is as follows: the included angle between the third connecting rod 6-2 and the fourth connecting rod 6-3 is 90 degrees, the third connecting rod 6-2 and the fourth connecting rod 6-3 simultaneously use the second pin shaft 6-1 as a rotating shaft, the third connecting rod and the fourth connecting rod rotate simultaneously, the second pin shaft 6-1 is rotatably connected with the mounting plate 1, the lower side of the third connecting rod 6-2 is abutted against the roller 5-4, and the friction force during transmission can be reduced; when the cable 10 is broken, the rebounding device 7 applies a force to the first connecting rod 5-2 upwards leftwards, meanwhile, the second connecting rod 5-3 is driven to rotate clockwise by taking the first pin shaft 5-1 as a rotating shaft, the roller 5-4 pushes the third connecting rod 6-2 upwards, the third connecting rod and the fourth connecting rod 6-3 simultaneously rotate anticlockwise by taking the second pin shaft 6-1 as the rotating shaft, the trigger device 6-4 on the left side of the fourth connecting rod 6-3 instantly approaches the control box 2 to trigger the automatic control device, so that the equipment stops and the cable 10 continues to output, and the first limiting pin a limits the clockwise rotation angle of the second transmission mechanism 6.
The beneficial effects of the above technical scheme are that: through the design of the structure, the second transmission mechanism 6 is matched with the first transmission mechanism 5 together, so that the transmission path of the cable 10 at the moment of disconnection can be reduced, the transmission efficiency is increased, when the third connecting rod 6-2 is pushed by the roller 5-4, the triggering device 6-4 can be enabled to approach the control box 2 at the same time only by rotating a smaller angle, so as to trigger the automatic control device in the shortest time, and the first limiting pin a can prevent the second transmission mechanism 6 from separating from the first transmission mechanism 5 due to the overlarge rotation angle.
In one embodiment, a second limit pin b is arranged on the fourth connecting rod 6-3, the second limit pin b is arranged below the first limit pin a, a third limit pin c is arranged on the mounting plate 1, the third limit pin c is arranged on one side of the fourth connecting rod 6-3 far away from the control box 2, and the second limit pin b is connected with the third limit pin c through an elastic member d.
The working principle of the technical scheme is as follows: the second limiting pin b is fixed on the fourth connecting rod 6-3, the third limiting pin c is fixed on the mounting plate 1, the second limiting pin b and the third limiting pin c are connected through the elastic piece d, when the device normally operates, two ends of the elastic piece d are respectively sleeved between the second limiting pin b and the third limiting pin c and are in a natural stretching state, when the second transmission mechanism 6 rotates anticlockwise, the situation that the rotation angle of the second transmission mechanism is too large and the second transmission mechanism is separated from the first transmission mechanism 5 is prevented, and the elastic force of the elastic piece d is far smaller than that of the rebound device 7.
The beneficial effects of the above technical scheme are that: through the design of the structure, the second limiting pin b, the third limiting pin c and the elastic piece d are matched together to prevent the second transmission mechanism 6 from disengaging from the first transmission mechanism 5 or damaging equipment due to an overlarge rotation angle.
In one embodiment, the rebounding device 7 comprises a compression spring 7-1 and a fixed block 7-2, the back surface of the fixed block 7-2 is fixedly connected with the mounting plate 1, one end of the compression spring 7-1 is connected with one side of the first connecting rod 5-2 far away from the control box 2, and the other end of the compression spring 7-1 is connected with the fixed block 7-2.
The working principle of the technical scheme is as follows: the axis of the compression spring 7-1 is perpendicular to the first connecting rod 5-2, when the device works normally, the compression spring 7-1 is in a compression state, the fixed block 7-2 and the first connecting rod 5-2 compress the compression spring 7-1 together to enable the compression spring 7-1 to store deformation energy, when the cable 10 is broken, the compression spring 7-1 instantly releases the deformation energy to rebound, and the fixed block 7-2 is fixedly connected with the mounting plate 1, so the compression spring 7-1 can push the first transmission mechanism 5 to rotate clockwise.
The beneficial effects of the above technical scheme are that: through the design of the structure, the rebounding device 7 is simple in structure and good in rebounding performance, the fixed block 7-2 and the compression spring 7-1 can instantaneously transmit deformation energy to the first transmission mechanism 5 and the second transmission mechanism 6 when the cable 10 is powered off, the transmission displacement is small, the speed is high, the efficiency is high, and the equipment can be stopped in a relatively short time.
In one embodiment, the locking device 9 comprises a stop block 9-1, a spring 9-2 and an arc-shaped plate 9-3, the stop block 9-1 is arc-shaped, the back surface of the stop block 9-1 is fixedly connected with the mounting plate 1, one side of the stop block 9-1 close to the movable pulley 8 is connected with the spring 9-2, one end of the spring 9-2 close to the movable pulley 8 is connected with the arc-shaped plate 9-3, and one side of the arc-shaped plate 9-3 close to the movable pulley 8 is provided with an anti-slip layer.
The working principle of the technical scheme is as follows: when the cable 10 is broken, the movable pulley 8 is instantly abutted against the locking device 9, the spring 9-2 is arranged between the stop dog 9-1 and the arc-shaped plate 9-3 to play a buffering role and enable the stop dog and the arc-shaped plate to be tightly attached, the arc-shaped plate 9-3 is contacted with the movable pulley 8, the anti-slip layer increases the contact friction force of the stop dog and the arc-shaped plate, the rotation of the anti-slip layer is better prevented, the cable 10 is clamped at the same time, and further the cable 10 is prevented from being continuously output.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, locking device 9 can play the too big effect of the rotatory angle of the instantaneous needle of restriction first drive mechanism 5, and spring 9-2 can absorb the power that movable pulley 8 strikes arc 9-3 in the same time, makes the better laminating of movable pulley 8 and arc 9-3, and the skid resistant course that sets up on arc 9-3 has increased the frictional force of contact, can be better prevent that movable pulley 8 continues to rotate, and then presss from both sides tight cable 10.
In one embodiment, a groove 2-1 is formed in one side, close to the triggering device 6-4, of the upper end of the control box 2, and an automatic control device is arranged on the bottom surface of the groove 2-1.
The working principle of the technical scheme is as follows: when the cable 10 is broken, the triggering device 6-4 moves to one side close to the control box 2, is inserted into the groove 2-1 at the upper end of the control box 2, triggers the automatic control device at the bottom of the groove 2-1, and controls the equipment to stop.
The beneficial effects of the above technical scheme are that: through the design of the structure, the automatic control device is arranged at the bottom of the groove 2-1 to prevent foreign matters from contacting the automatic control device and affecting the normal use of the equipment.
In one embodiment, the control box 2 is configured to control the output of the cable 10, the automatic control device further includes a laser distance measuring device and a protection device, the protection device is electrically connected to the laser distance measuring device, and determines whether to start the protection device according to a preset determination method, and after the protection device is started, the protection device powers off the control box 2 to stop, where the preset determination method specifically includes the following steps:
a1, determining the deflection angle of the laser ranging device during ranging according to the following formula:
wherein alpha represents a deflection angle when the laser ranging device ranges, r represents an effective radius of laser when the laser ranging device ranges, beta represents a stirring amplitude of the laser, psi represents a preset laser heat concentration coefficient, psi is 1, eta represents a reflectivity of the trigger device (6-4) to the laser, P represents an output power of the laser, arcsin represents a sine value of an inverse trigonometric function, Q represents a convection heat exchange quantity when the laser ranging device ranges, and ln represents a logarithm with e as a base;
a2, emitting laser according to the deflection angle in the step A1, and calculating the distance between the automatic control device and the trigger device 6-4 by the following formula:
wherein R represents the distance between the automatic control device and the triggering device 6-4, v represents the laser speed, δ represents the laser phase difference, π represents the natural constant, f represents the laser frequency, and N represents the laser adjustment factor;
a3, comparing the distance R between the automatic control device and the trigger device 6-4 obtained in the step A2 with a preset value, when the distance R between the automatic control device and the trigger device 6-4 is smaller than the preset value, starting the protection device, and when the distance R between the automatic control device and the trigger device 6-4 is larger than or equal to the preset value, starting the protection device is not needed.
The working principle of the technical scheme is as follows: the automatic control device further comprises a laser ranging device and a protection device, the laser ranging device is electrically connected with the protection device, the laser ranging device emits laser to the trigger device 6-4 according to the deflection angle, so that the distance between the automatic control device and the trigger device 6-4 is calculated, and the protection device is used for enabling the control box 2 to be powered off and shut down.
The beneficial effects of the above technical scheme are that: the method comprises the steps of emitting laser by calculating a deflection angle during distance measurement, calculating the distance between an automatic control device and a trigger device 6-4, measuring the deflection angle in real time when a cable 10 is disconnected, preventing the deflection angle from being changed, measuring the distance between the automatic control device and the trigger device 6-4 in real time, starting a protection device to power off and stop a control box 2 when the distance R between the automatic control device and the trigger device 6-4 is smaller than a preset value, avoiding unqualified products from being produced in the production process of wires and cables, preventing materials from being wasted, saving cost, not starting the protection device when the distance R between the automatic control device and the trigger device 6-4 is larger than or equal to the preset value, considering factors such as the stirring amplitude of the laser, preset photo-thermal concentration coefficient, reflectivity of the trigger device to the laser and the like, and further, the calculation result is more accurate and comprehensive, so that the automatic control device has a real-time effect, and the working efficiency of the device is improved.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a wire and cable equipment disconnection automatic stop control device which characterized in that includes: the mounting plate (1), the control box (2), a first fixed pulley (3), a second fixed pulley (4), a first transmission mechanism (5), a second transmission mechanism (6) and a springback device (7), wherein the control box (2) is arranged on the left side of the front surface of the mounting plate (1), the first fixed pulley (3) and the second fixed pulley (4) are both arranged on the mounting plate (1), the first fixed pulley (3) is positioned below the control box (2), the second fixed pulley (4) is positioned on the right side of the first fixed pulley (3), the first transmission mechanism (5) and the second transmission mechanism (6) are both rotatably connected on the mounting plate (1), the upper end surface of the first transmission mechanism (5) is abutted against the lower end surface of the second transmission mechanism (6), the lower end part of the first transmission mechanism (5) is connected with a movable pulley (8), the upper end of the rebounding device (7) is connected with the right side of the lower end of the first transmission mechanism (5), and the back of the lower end of the rebounding device (7) is fixedly connected to the mounting plate (1);
the first transmission mechanism (5) comprises a first pin shaft (5-1), a first connecting rod (5-2), a second connecting rod (5-3) and a roller (5-4), and the first pin shaft (5-1) is rotatably connected to the mounting plate (1); one end, far away from the control box (2), of the first connecting rod (5-2) is fixedly connected with the first pin shaft (5-1), one end, close to the control box (2), of the first connecting rod is provided with the movable pulley (8), the movable pulley (8) is arranged between the first fixed pulley (3) and the second fixed pulley (4), and a locking device (9) is further arranged above the left side of the movable pulley (8); one end, far away from the control box (2), of the second connecting rod (5-3) is fixedly connected with the first pin shaft (5-1) and is coaxial with one end, far away from the control box (2), of the first connecting rod (5-2), and one end, close to the control box (2), of the second connecting rod (5-3) is provided with the roller (5-4);
the second transmission mechanism (6) comprises a second pin shaft (6-1), a third connecting rod (6-2), a fourth connecting rod (6-3) and a trigger device (6-4), and the second pin shaft (6-1) is rotatably connected to the mounting plate (1); one end, close to the control box (2), of the third connecting rod (6-2) is fixedly connected with the second pin shaft (6-1), and the lower side surface of the third connecting rod (6-2) is abutted against the roller (5-4); one end, close to the first transmission mechanism (5), of the fourth connecting rod (6-3) is fixedly connected with the second pin shaft (6-1) and is coaxial with one end, close to the control box (2), of the third connecting rod (6-2), and one side, close to the control box (2), of the upper end of the fourth connecting rod (6-3) is connected with the trigger device (6-4); the mounting plate (1) is fixedly connected with a first limiting pin (a), and the first limiting pin (a) is abutted to one side, far away from the control box (2), of the fourth connecting rod (6-3).
2. The automatic stop control device for the disconnection of electric wire and cable equipment according to claim 1, wherein the horizontal center line of the first fixed pulley (3) is collinear with the horizontal center line of the second fixed pulley (4), and the horizontal center line of the movable pulley (8) is higher than the horizontal center line of the first fixed pulley (3).
3. The device for controlling the automatic shutdown of the wire and cable equipment according to claim 1, wherein a second limit pin (b) is arranged on the fourth connecting rod (6-3), the second limit pin (b) is arranged below the first limit pin (a), a third limit pin (c) is arranged on the mounting plate (1), the third limit pin (c) is arranged on one side of the fourth connecting rod (6-3) far away from the control box (2), and the second limit pin (b) is connected with the third limit pin (c) through an elastic member (d).
4. The automatic shutdown control device for the wire and cable equipment disconnection according to claim 1, wherein the rebound device (7) comprises a compression spring (7-1) and a fixed block (7-2), the back surface of the fixed block (7-2) is fixedly connected with the mounting plate (1), one end of the compression spring (7-1) is connected with one side of the first connecting rod (5-2) far away from the control box (2), and the other end of the compression spring (7-1) is connected with the fixed block (7-2).
5. The automatic shutdown control device for the wire and cable equipment in the wire breaking process according to claim 1, wherein the locking device (9) comprises a stopper (9-1), a spring (9-2) and an arc-shaped plate (9-3), the stopper (9-1) is arc-shaped, the back of the stopper is fixedly connected with the mounting plate (1), one side of the stopper (9-1) close to the movable pulley (8) is connected with the spring (9-2), one end of the spring (9-2) close to the movable pulley (8) is connected with the arc-shaped plate (9-3), and one side of the arc-shaped plate (9-3) close to the movable pulley (8) is provided with an anti-slip layer.
6. The automatic shutdown control device for the wire and cable equipment in the disconnection of claim 1, characterized in that a groove (2-1) is arranged at one side of the upper end of the control box (2) close to the triggering device (6-4), and an automatic control device is arranged at the bottom of the groove (2-1).
7. The automatic shutdown control device for the wire and cable equipment disconnection according to claim 6, wherein the control box (2) is used for controlling the output of the cable (10), the automatic shutdown control device further comprises a laser distance measuring device and a protection device, the protection device is electrically connected with the laser distance measuring device, whether the protection device is started or not is determined according to a preset determination method, and after the protection device is started, the protection device shuts down the control box (2) in a power-off mode, wherein the preset determination method comprises the following specific steps:
a1, determining the deflection angle of the laser ranging device during ranging according to the following formula:
wherein,
represents the deflection angle when the laser ranging device is used for ranging,
represents the effective radius of the laser when the laser ranging device ranges,
representing the amplitude of agitation of the laser light,
represents a preset laser heat concentration coefficient,
，
representing the reflectivity of the triggering device (6-4) to the laser light,
which is representative of the output power of the laser,
representing the sine of the inverse trigonometric function,
representing the convection heat exchange quantity when the laser ranging device measures the distance,
is represented by
Base logarithm;
a2, emitting laser according to the deflection angle in the step A1, and calculating the distance between the automatic control device and the trigger device (6-4) by the following formula:
wherein,
representing said automatic control meansIs arranged at a distance from the triggering device (6-4),
which is representative of the laser light rate,
representing the phase difference of the laser light,
represents a natural constant of the natural gas,
which is representative of the frequency of the laser light,
represents a laser adjustment factor;
a3, the distance between the automatic control device and the trigger device (6-4) is obtained according to the step A2
Comparing with a preset value, when the distance between the automatic control device and the trigger device (6-4)
When the distance between the automatic control device and the trigger device (6-4) is smaller than a preset value, the protection device is started, and the distance between the automatic control device and the trigger device (6-4)
When the value is larger than or equal to the preset value, the protection device does not need to be started.
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Denomination of invention: An automatic shutdown control device for wire and cable equipment with broken wires Granted publication date: 20210402 Pledgee: Guangdong Jiexi Rural Commercial Bank Co.,Ltd. Mianhu Branch Pledgor: XUNDAO (SHENZHEN) IND. CO.,LTD. Registration number: Y2024980007988 |