CN112365668A - Protection is with having protective structure and preventing mistake and touching type alarm device - Google Patents
Protection is with having protective structure and preventing mistake and touching type alarm device Download PDFInfo
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- CN112365668A CN112365668A CN202011188388.4A CN202011188388A CN112365668A CN 112365668 A CN112365668 A CN 112365668A CN 202011188388 A CN202011188388 A CN 202011188388A CN 112365668 A CN112365668 A CN 112365668A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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Abstract
The invention discloses a false touch prevention type alarm device with a protection structure for security protection, which comprises an alarm body and a key board alarm body, wherein the front sides of the alarm body and the key board alarm body are provided with mounting openings, the top and the top of the inner wall of each mounting opening are fixedly connected with a baffle, one end of a key board is fixedly connected with a limiting plate, a reset elastic sheet is movably connected between the limiting plate and the baffle, one end, away from the key board, of the baffle is provided with a traction mechanism, one end, away from the baffle, of the traction mechanism is meshed with a trigger mechanism, one side of the trigger mechanism is provided with an alarm trigger switch, the other side of the trigger mechanism is provided with a press. According to the invention, through the arrangement of the traction mechanism and the trigger mechanism, when the key board is pressed by a single time when the error touch occurs, the key board drives the traction mechanism to displace towards the trigger mechanism once, and the alarm cannot be triggered by pressing the key board by a single time, so that the phenomenon of alarm triggering caused by the single error touch is avoided.
Description
Technical Field
The invention relates to the technical field of alarm devices, in particular to a false touch prevention type alarm device with a protection structure for security protection.
Background
The fire alarm device is a control indicating device which is used for receiving, displaying and transmitting a fire alarm signal and can send out a control signal and has other auxiliary functions in an automatic fire alarm system; the fire alarm controller is a core component in the fire alarm system and is used for providing a stable working power supply for the fire detector, monitoring the working states of the detector and the system, receiving, converting and processing alarm signals output by the fire detector, performing sound-light alarm, indicating the specific part and time of alarm, executing corresponding auxiliary control and other tasks; a manual fire alarm button and a fire alarm bell belong to fire alarm devices. In addition, the device also has alarm devices such as smoke sense and temperature sense.
The existing manual fire alarm button is directly exposed in public places, the possibility that the fire alarm button is started to give an alarm when the alarm is not needed due to the fact that the starting button is touched by mistake or touched by mistake easily exists in the working process, and therefore the mistake touch prevention type alarm device with the protection structure for the security protection is provided.
Disclosure of Invention
The invention aims to provide a false touch prevention type alarm device with a protection structure for security protection to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a security protection is with having protective structure and preventing mistake and touch type alarm device, includes siren body and keypad, the installing port has been seted up in the front of siren body, the top and the equal fixedly connected with baffle in top of installing port inner wall, the one end fixedly connected with limiting plate of keypad, swing joint has the shell fragment that resets between limiting plate and the baffle, the one end that the keypad was kept away from to the baffle is provided with drive mechanism, the one end meshing that drive mechanism kept away from the baffle has trigger mechanism, one side of trigger mechanism is provided with alarm trigger switch, trigger mechanism's opposite side is provided with presses trigger switch, one side of siren body is provided with bee calling organ, the both sides of siren body all are provided with protective mechanism.
Preferably, protection machanism includes fixed strip, spout, slider, backplate, sub-magnet and female magnet, the fixed strip is located the both sides of siren body, the spout has been seted up in the front of fixed strip, the inner wall sliding connection of spout has the slider, the one end fixedly connected with backplate of spout is kept away from to the slider, the equal fixed mounting in top and the bottom of slider has sub-magnet, the equal fixed mounting of interior diapire and the interior roof of spout has female magnet, spout and female magnet looks adaptation.
Preferably, the traction mechanism comprises a connecting piece, a connecting rod, a positioning head, pull rings and a traction spring, the connecting piece is located at two ends of the baffle, the inner wall of the connecting piece is movably connected with the connecting rod, the connecting rod is far away from the one end fixedly connected with positioning head of the connecting piece, the surface of the positioning head is provided with meshing teeth, one side of the connecting piece and the surface of the connecting rod are fixedly connected with the pull rings, and the traction spring is movably connected between the pull rings.
Preferably, trigger mechanism is including installation piece, cavity, first spring, gag lever post, release link and second spring, the one end of installation piece with press trigger switch swing joint, press trigger switch's both sides and all be provided with the second spring, the cavity has all been seted up to the both sides of installation piece, the inner wall of cavity is provided with first spring, one side swing joint of first spring has the gag lever post, the fixed surface of gag lever post is connected with the location tooth, one side fixedly connected with release link that first spring was kept away from to the gag lever post.
Preferably, the press trigger switch is electrically connected with the buzzer.
Preferably, the meshing teeth are matched with the positioning teeth.
Preferably, the middle parts of the two sides of the alarm body are provided with adaptation grooves, and the adaptation grooves are adapted to the reset rod.
Preferably, the front surface of the guard plate is provided with an anti-skid groove.
Preferably, the front of the alarm body is provided with an on-off key of a mistaken touch prevention traction structure, the mistaken touch prevention alarm device with the protection structure further comprises a mistaken touch prevention traction structure, the mistaken touch prevention traction structure comprises a mistaken touch prevention traction structure body, one end of a rib rod is arranged in the mistaken touch prevention traction structure body and fixed at the rear end of a front baffle, the other end of the rib rod is fixedly connected with a sliding sleeve, the sliding sleeve is fixedly connected with a ball sleeve, the ball sleeve is of a spherical structure, a pull rod is slidably arranged at the center of the ball sleeve, the front baffle and a coaming are respectively fixed between the front end of the pull rod and the rear end of the front baffle through two ends of a third spring, and a pushing head is fixed at the rear end of; the pushing head is correspondingly connected with the limiting component;
spacing subassembly includes:
the clamping arms are sequentially connected by straight rod sections and bent rod ends;
the front part of the round rod is fixedly connected with a guide plate, a fixed rod is connected in the round rod in a sliding mode, the rear end of the fixed rod is fixedly connected with a fixed piece, and the fixed piece and the round rod assembly are fixedly connected with a fourth spring;
one end of the straight rod section is hinged with one end of the connecting rod, the other end of the connecting rod is hinged to the side wall of the fixed rod, the rear end of one rib rod is fixed to the rear baffle, and the front end of one rib rod is hinged to the guide plate.
Preferably, the method further comprises the following steps:
the counter is arranged on the positioning head and used for detecting the moving times of the positioning head;
the displacement sensor is arranged on the positioning head and used for detecting the maximum displacement of the positioning head;
the force sensor is arranged on the traction spring and used for detecting the force exerted on the traction spring by the connecting rod;
the alarm is arranged on the alarm body;
the controller is arranged in the alarm body and is electrically connected with the counter, the force measuring sensor, the displacement sensor and the alarm respectively;
the controller controls the alarm to work based on the counter, the displacement sensor and the force measuring sensor, and the method comprises the following steps:
step 1: calculating the actual total working stress of the traction spring through a formula (1) based on the detection values of the counter, the displacement sensor and the force measuring sensor:
wherein σ1For the actual total working stress of the traction spring, N is the number of movements of the positioning head recorded by the counter, xiThe maximum displacement of the positioning head for the ith movement recorded by the displacement sensor is represented by pi which is the circumferential rate and is 3.14, R1Is the outer diameter of the traction spring, R2Is the inner diameter of the traction spring, E1Is the modulus of elasticity of the traction spring,
is the Poisson's ratio, σ, of the traction spring material3Is the tensile strength of the traction spring;
step 2: based on the step 1, calculating the reliability coefficient of the traction spring through a formula (2):
wherein, X1For the coefficient of reliability of the traction spring, FYSetting the average working stress of the traction spring, wherein S is the shear modulus of the traction spring and the error coefficient of the force sensor A;
and step 3: and the controller compares the actual reliability coefficient of the traction spring with the preset reliability coefficient of the traction spring, and when the actual reliability coefficient of the traction spring is smaller than the preset reliability coefficient of the traction spring, the controller controls the alarm to send an alarm prompt.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the traction mechanism and the trigger mechanism, when the key board is pressed by a single time when the error touch occurs, the key board drives the traction mechanism to displace towards the trigger mechanism once, and the alarm cannot be triggered by pressing the key board by a single time, so that the phenomenon of alarm triggering caused by the single error touch is avoided.
2. According to the invention, through the arrangement of the trigger mechanism, the press trigger switch and the buzzer, after the key board is pressed once, the trigger mechanism can be displaced towards the traction mechanism, and during displacement, the trigger mechanism can be far away from the press trigger switch, so that the buzzer is electrified and gives out an alarm sound to warn nearby personnel, and meanwhile, when the buzzer is started due to false touch, the personnel can also rapidly know and overhaul the buzzer.
3. According to the alarm, through the arrangement of the trigger mechanism and the reset rods, when the trigger mechanism is displaced or the alarm body is used, a person can push and pull the reset rods on the two sides to enable the reset rods to push the limiting rods, so that the limiting rods are separated from the positioning head, and after the reset rods are separated, the trigger mechanism is reset to return to the initial state, so that the alarm can be used normally next time.
4. According to the invention, through the arrangement of the protection mechanism, when the alarm body is not used, the protective plate shields the key board, so that the alarm can be effectively prevented from being triggered after the key board is touched by accident, and when the protection mechanism is moved upwards, the primary magnet and the secondary magnet are mutually adsorbed, so that the position of the baffle can be effectively limited, and the alarm is convenient for personnel to use.
5. According to the invention, through the arrangement of the false touch prevention traction structure, when the alarm body is used, the trigger switch can be pressed only by pressing the false touch prevention traction structure switch, so that the buzzer is electrified and gives out alarm sound, and the phenomenon of alarm triggering caused by frequent false touches is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top sectional view of the alarm body of the present invention;
FIG. 3 is a schematic cross-sectional view of a key sheet according to the present invention;
FIG. 4 is a schematic structural view of the shielding mechanism of the present invention;
FIG. 5 is a schematic view of the structure of FIG. 2 at A according to the present invention;
FIG. 6 is a schematic perspective view of the present invention;
FIG. 7 is a schematic view of a false touch prevention traction structure of the present invention;
fig. 8 is a schematic view of the cross-sectional structure a-a of fig. 7.
In the figure: 1. an alarm body; 2. a key sheet; 3. an installation port; 4. a baffle plate; 5. a limiting plate; 6. resetting the elastic sheet; 7. a traction mechanism; 701. a connecting member; 702. a connecting rod; 703. positioning the head; 704. a pull ring; 705. a traction spring; 8. a trigger mechanism; 801. mounting blocks; 802. a cavity; 803. a first spring; 804. a limiting rod; 805. a reset lever; 806. a second spring; 9. an alarm trigger switch; 10. pressing a trigger switch; 11. a buzzer; 12. a protection mechanism; 1201. a fixing strip; 1202. a chute; 1203. a slider; 1204. a guard plate; 1205. a sub-magnet; 1206. a parent magnet. 30. The switch key of the traction structure is prevented from being touched by mistake; 31. a front baffle; 311. a back baffle; 32. a rib bar; 321. a first rib rod; 33. a third spring; 34. enclosing plates; 35. a ball sleeve; 36. a sliding sleeve; 37. a pull rod; 38. a pusher head; 39. a limiting component; 391. clamping arms; 392. a straight pole section; 393. bending a rod end; 40. a guide plate; 41. a round bar; 42. fixing the rod; 43. a fixing sheet; 45. a connecting rod; 46. and a fourth spring.
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 those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 specific cases to those skilled in the art.
Referring to fig. 1-5, an embodiment of the present invention is shown: a security protection device with a protection structure and an anti-false touch type alarm device comprises an alarm body 1 and a key board 2, wherein the front of the alarm body 1 is provided with a mounting port 3, the top and the top of the inner wall of the mounting port 3 are both fixedly connected with a baffle 4, one end of the key board 2 is fixedly connected with a limiting plate 5, a reset elastic sheet 6 is movably connected between the limiting plate 5 and the baffle 4, through the arrangement of the reset elastic sheet 6, the reset elastic sheet 6 can effectively push the baffle 4 and the key board 2 to reset each time when the key board 2 is pressed, so that secondary pressing can be carried out, one end of the baffle 4 far away from the key board 2 is provided with a traction mechanism 7, one end of the traction mechanism 7 far away from the baffle 4 is meshed with a trigger mechanism 8, through the arrangement of the traction mechanism 7 and the trigger mechanism 8, when false touch occurs, when the key board 2 is pressed once, the key board 2, and the single pressing of the key board 2 can not trigger the alarm, thereby avoiding the occurrence of the phenomenon of alarm triggering caused by single false touch, one side of the trigger mechanism 8 is provided with the alarm trigger switch 9, through the arrangement of the trigger mechanism 8 and the reset rod 805, when the trigger mechanism 8 is displaced or the alarm body 1 is used, a person can reset the trigger mechanism 8 to the initial state by pressing and pulling the reset rods 805 on the two sides, thereby being used for the next normal use, the other side of the trigger mechanism 8 is provided with the pressing trigger switch 10, one side of the alarm body 1 is provided with the buzzer 11, through the arrangement of the trigger mechanism 8, the pressing trigger switch 10 and the buzzer 11, after the single pressing of the key board 2, the trigger mechanism 8 can be displaced towards the traction mechanism 7, during the displacement, the trigger mechanism 8 can be far away from the pressing trigger switch 10, thereby the buzzer 11 is electrified and gives an alarm sound, near the warning personnel, and simultaneously, when the mistake touched and causes buzzer 11 to start, personnel also can learn rapidly and overhaul for it, the both sides of siren body 1 all are provided with protection machanism 12, setting through protection machanism 12, making not using siren body 1, backplate 1204 shelters from keypad 2, thereby can effectually avoid touch trigger the alarm behind keypad 2 by accident, setting through son magnet 1205 and mother magnet 1206, the effectual position of restriction baffle 1204 of ability, the personnel of being convenient for use.
Further, protection machanism 12 includes fixed strip 1201, spout 1202, slider 1203, backplate 1204, sub-magnet 1205 and mother magnet 1206, fixed strip 1201 is located the both sides of siren body 1, spout 1202 has been seted up in fixed strip 1201's front, the inner wall sliding connection of spout 1202 has slider 1203, the one end fixedly connected with backplate 1204 of spout 1202 is kept away from to slider 1203, the top and the equal fixed mounting in bottom of slider 1203 have sub-magnet 1205, the equal fixed mounting of the interior diapire of spout 1202 and the equal fixed mounting of interior roof have mother magnet 1206, spout 1202 and mother magnet 1206 looks adaptation, setting through backplate 1204, when backplate 1204 shelters from keypad 2, can effectually prevent keypad 2 mistake touch, setting through sub-magnet 1205 and mother magnet 1206, when using, the sub-magnet 1203 at slider 1202 both ends can effectually adsorb in mother magnet, thereby play limiting displacement for backplate 2104.
Further, the traction mechanism 7 includes a connecting piece 701, a connecting rod 702, a positioning head 703, a pull ring 704 and a traction spring 705, the connecting piece 701 is located at two ends of the baffle 4, the inner wall swing joint of the connecting piece 701 has the connecting rod 702, the connecting rod 702 is far away from the one end fixedly connected with positioning head 703 of the connecting piece 701, the surface of the positioning head 703 is provided with meshing teeth, one side of the connecting piece 701 and the equal fixedly connected with pull ring 704 on the surface of the connecting rod 702, the swing joint has the traction spring 705 between two pull rings 704, through the setting of the traction spring 705, the connecting rod 702 can be pulled, so that the positioning head 703 is better attached to the.
Further, the trigger mechanism 8 comprises a mounting block 801, a cavity 802, a first spring 803, a limiting rod 804, a reset rod 805 and a second spring 806, one end of the mounting block 801 is movably connected with the press trigger switch 10, the second spring 806 is arranged on each of two sides of the press trigger switch 10, the cavity 802 is arranged on each of two sides of the mounting block 801, the first spring 803 is arranged on the inner wall of the cavity 802, the limiting rod 804 is movably connected with one side of the first spring 803, a positioning tooth is fixedly connected to the surface of the limiting rod 804, the reset rod 805 is fixedly connected with one side of the limiting rod 804 far away from the first spring 803, through the arrangement of the second spring 806, when the traction mechanism 7 presses and engages the trigger mechanism 8, the second spring 806 can support the trigger mechanism 8 to prevent the trigger mechanism 8 from backing up, through the arrangement of the first spring 803 and the reset rod 805, when reset is needed, only the reset rod 805 needs to be pressed to separate the limiting rod 804 from the positioning head, then, the reset lever 805 is moved to press the push trigger switch 10, and finally, the reset lever 805 is released to engage the positioning teeth with the engaging teeth again, thereby completing the reset.
Further, the push trigger switch 10 is electrically connected with the buzzer 11, and when the push trigger switch 10 is released, the buzzer 11 is powered on, so that the buzzer 11 works and gives out alarm sound to warn people nearby the alarm device.
Further, the meshing teeth are adapted to the positioning teeth, and by the mutual meshing of the meshing teeth and the positioning teeth, when the traction mechanism 7 moves, the meshing teeth and the positioning teeth can temporarily limit the position of the trigger mechanism 8 by the traction mechanism 7, so that the traction mechanism 7 touches the alarm trigger switch 9 by the verb movement.
Further, the adaptation groove has all been seted up at the middle part of siren body 1 both sides, and adaptation groove and release link 805 looks adaptation through the setting in adaptation groove, can supply release link 805 to remove, and simultaneously, the personnel of being convenient for press and stimulate release link 805.
Further, the front of backplate 1204 has seted up anti-skidding recess, and through the setting of anti-skidding recess, when personnel stimulate backplate 1204, the anti-skidding recess can increase with the frictional force of personnel's hand to the pulling backplate 1204 that can relax.
The working principle is as follows: when not using, can put down protection machanism 12 and shelter from keypad 2, when using, promote protection machanism 12 and make backplate 1204 slide in spout 1202, rise to the top of spout 1202, and make sub-magnet 1205 and female magnet 1206 adsorb each other, thereby keypad 2 exposes, then press keypad 2 many times, make the 8 displacements of drive mechanism 7 pulling trigger mechanism, in the in-process of pressing many times, trigger mechanism 8 breaks away from and presses trigger switch 10, make bee calling organ 11 send out the alarm sound, then continue to press and make positioning head 703 withstand alarm trigger switch 9 and make alarm trigger switch 9 circular telegram and report to the police, after the use is accomplished, personnel's accessible is pressed and is removed release lever 805 and come trigger mechanism 8 to reset, make trigger mechanism 8 press once more and press trigger switch 10, make bee calling organ 11 stop work, thereby be convenient for the secondary use.
Referring to fig. 7-8, an embodiment of the present invention:
the front surface of the alarm body 1 is provided with a switch key 30 of a traction structure for preventing false touch;
protection architecture mistake proofing touch type alarm device has still includes the mistake proofing touch and pulls the structure, the mistake proofing touch pulls the structure and includes:
prevent mistake and touch and pull the structure body, prevent mistake and touch and pull this internal setting of structure:
one end of a rib rod 32 is fixed at the rear end of the front baffle 31, the other end of the rib rod 32 is fixedly connected with a sliding sleeve 36, the sliding sleeve 36 is fixedly connected with a ball sleeve 35, the ball sleeve 35 is of a spherical structure, a pull rod 37 is slidably arranged at the center of the ball sleeve 35, the front end of the pull rod 37 and the rear end of the front baffle 31 are respectively fixed with the front baffle 31 and the coaming 34 through two ends of a third spring 33, and a pushing head 38 is fixed at the rear end of the pull rod 37; the pushing head 38 is correspondingly connected with the limiting component 39;
the stop assembly 39 comprises:
the clamping arms 391 are sequentially connected by a straight rod section 392 and a bent rod end 393;
a guide plate 40 is fixedly connected to the front part of a round rod 41, a fixing rod 42 is slidably connected in the round rod 41, a fixing plate 43 is fixedly connected to the rear end of the fixing rod 42, and a fourth spring 46 is fixedly connected to the fixing plate 43 and the round rod 41;
one end of the straight rod section 392 is hinged with one end of the connecting rod 45, the other end of the connecting rod 45 is hinged with the side wall of the fixed rod 42, the rear end of the first rib rod 321 is fixed on the rear baffle 311, and the front end of the first rib rod 321 is hinged with the guide plate 40.
The working principle and the beneficial effects of the technical scheme are as follows:
when the device is used, the lifting protection mechanism 12 enables the protection plate 1204 to slide in the sliding groove 1202, the protection plate rises to the top end of the sliding groove 1202, the sub magnet 1205 and the main magnet 1206 are attracted to each other, the anti-mistaken-touch traction structure switch key 30 is exposed, then the anti-mistaken-touch traction structure switch key 30 is pressed, the rib rod 32 drives the pull rod 37, the pull rod 37 drives the pushing head 38 to move, the limiting component 39 fastens the pushing head 38 at the moment, and the pushing head 38 drives the limiting component 39 to press the rear baffle 311. At the moment, the traction mechanism 7 can pull the trigger mechanism 8, so that the possibility that the starting button is easily touched or touched by mistake in the working process and the fire alarm button is started to give an alarm when the alarm is not needed is further improved.
A counter, which is arranged on the positioning head 703 and is used for detecting the moving times of the positioning head 703;
a displacement sensor arranged on the positioning head 703 for detecting the maximum displacement of the positioning head 703;
a load cell provided on the traction spring 705 for detecting a force exerted on the traction spring 705 by the connecting rod 702;
the alarm is arranged on the alarm body 1;
the controller is arranged in the alarm body 1 and is electrically connected with the counter, the force measuring sensor, the displacement sensor and the alarm respectively;
the controller controls the alarm to work based on the counter, the displacement sensor and the force measuring sensor, and the method comprises the following steps:
step 1: based on the values detected by the counter, the displacement sensor, and the load cell, the actual total operating stress of the traction spring 705 is calculated by equation (1):
wherein σ1For the actual total working stress of the traction spring 705, N is the number of movements of the positioning head 703 recorded by the counter, xiThe maximum displacement of the positioning head 703 for the ith movement recorded by the displacement sensor, pi is the circumferential rate, pi is 3.14, R1Is the outer diameter, R, of the traction spring 7052Is the inner diameter of the traction spring 705, E1As the modulus of elasticity of the traction spring 705,
is the Poisson's ratio, σ, of the material of the traction spring 7053The tensile strength of the traction spring 705;
step 2: based on step 1, the reliability coefficient of the traction spring 705 is calculated by formula (2):
wherein, X1For the coefficient of reliability of the traction spring 705, FYPresetting average working stress for the traction spring 705, wherein S is the shear modulus of the traction spring 705 and the error coefficient of a force sensor A;
and step 3: the controller compares the actual reliability coefficient of the traction spring 705 with the preset reliability coefficient of the traction spring 705, and when the actual reliability coefficient of the traction spring 705 is smaller than the preset reliability coefficient of the traction spring 705, the controller controls the alarm to send out an alarm prompt.
The working principle and the beneficial effects of the technical scheme are as follows:
when the positioning head 703 displaces, the traction spring 705 compresses, the displacement sensor is used for detecting the displacement distance of the positioning head 703, the force sensor is used for detecting the force exerted on the traction spring 705 by the connecting rod 702, the controller is used for calculating the actual total working stress of the traction spring 705 by using the formula (1) and calculating the reliability coefficient of the traction spring 705 by using the formula (2), if the reliability coefficient of the traction spring 705 is smaller than the preset minimum reliability coefficient of the traction spring 705, the controller controls the alarm to send out an alarm prompt to remind an operator that the strength of the traction spring 705 should be detected, the fracture or damage of the traction spring 705 is prevented, and the safety and the reliability of the device are improved.
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 (10)
1. The utility model provides a security protection is with having protective structure and preventing mistake and touching type alarm device, includes siren body (1) and keypad (2), its characterized in that: the front surface of the alarm body (1) is provided with a mounting opening (3), the top and the bottom of the inner wall of the mounting opening (3) are fixedly connected with baffle plates (4), one end of the key board (2) is fixedly connected with a limiting plate (5), a reset elastic sheet (6) is movably connected between the limiting plate (5) and the baffle (4), one end of the baffle (4) far away from the key board (2) is provided with a traction mechanism (7), one end of the traction mechanism (7) far away from the baffle (4) is engaged with a trigger mechanism (8), an alarm trigger switch (9) is arranged on one side of the trigger mechanism (8), the other side of the trigger mechanism (8) is provided with a press trigger switch (10), a buzzer (11) is arranged on one side of the alarm body (1), and protection mechanisms (12) are arranged on two sides of the alarm body (1).
2. The false touch prevention type alarm device with the protective structure for security according to claim 1, characterized in that: protection machanism (12) are including fixed strip (1201), spout (1202), slider (1203), backplate (1204), sub-magnet (1205) and mother magnet (1206), fixed strip (1201) are located the both sides of siren body (1), spout (1202) have been seted up in the front of fixed strip (1201), the inner wall sliding connection of spout (1202) has slider (1203), the one end fixedly connected with backplate (1204) of spout (1202) are kept away from in slider (1203), the equal fixed mounting in top and the bottom of slider (1203 has sub-magnet (1205), the equal fixed mounting of the interior diapire and the interior roof of spout (1202) has mother magnet (1206), spout (1202) and mother magnet (1206) looks adaptation.
3. The false touch prevention type alarm device with the protective structure for security according to claim 1, characterized in that: traction mechanism (7) includes connecting piece (701), connecting rod (702), location head (703), pull ring (704) and traction spring (705), connecting piece (701) are located the both ends of baffle (4), the inner wall swing joint of connecting piece (701) has connecting rod (702), the one end fixedly connected with location head (703) of connecting piece (701) are kept away from in connecting rod (702), the surface of location head (703) is provided with the meshing tooth, the equal fixedly connected with pull ring (704) in one side of connecting piece (701) and the surface of connecting rod (702), two swing joint has traction spring (705) between pull ring (704).
4. The false touch prevention type alarm device with the protective structure for security according to claim 1, characterized in that: trigger mechanism (8) are including installation piece (801), cavity (802), first spring (803), gag lever post (804), release link (805) and second spring (806), the one end of installation piece (801) with press trigger switch (10) swing joint, the both sides of pressing trigger switch (10) all are provided with second spring (806), cavity (802) have all been seted up to the both sides of installation piece (801), the inner wall of cavity (802) is provided with first spring (803), one side swing joint of first spring (803) has gag lever post (804), the fixed surface of gag lever post (804) is connected with the location tooth, one side fixedly connected with release link (805) of first spring (803) are kept away from in gag lever post (804).
5. The false touch prevention type alarm device with the protective structure for security according to claim 1, characterized in that: the press trigger switch (10) is electrically connected with the buzzer (11).
6. The false touch prevention type alarm device with the protective structure for security according to claim 3, characterized in that: the meshing teeth are matched with the positioning teeth.
7. The false touch prevention type alarm device with the protective structure for security according to claim 1, characterized in that: the middle parts of two sides of the alarm body (1) are provided with adaptation grooves, and the adaptation grooves are adapted to the reset rod (805).
8. The false touch prevention type alarm device with the protective structure for security according to claim 2, characterized in that: the front surface of the guard plate (1204) is provided with an anti-slip groove.
9. The false touch prevention type alarm device with the protective structure for security according to claim 1, characterized in that: the front surface of the alarm body (1) is provided with a switch key (30) of a mistaken touch prevention traction structure;
protection architecture mistake proofing touch type alarm device has still includes the mistake proofing touch and pulls the structure, the mistake proofing touch pulls the structure and includes:
prevent mistake and touch and pull the structure body, prevent mistake and touch and pull this internal setting of structure:
one end of a rib rod (32) is fixed at the rear end of the front baffle (31), the other end of the rib rod (32) is fixedly connected with a sliding sleeve (36), the sliding sleeve (36) is fixedly connected with a ball sleeve (35), the ball sleeve (35) is of a spherical structure, a pull rod (37) is arranged at the center of the ball sleeve (35) in a sliding mode, the front baffle (31) and the coaming (34) are respectively fixed between the front end of the pull rod (37) and the rear end of the front baffle (31) through two ends of a third spring (33), and a pushing head (38) is fixed at the rear end of the pull rod (37); the pushing head (38) is correspondingly connected with the limiting component (39);
the spacing subassembly (39) includes:
the clamping arms (391) are sequentially connected by straight rod sections (392) and bent rod ends (393);
the front part of the round rod (41) is fixedly connected with a guide plate (40), the round rod (41) is connected with a fixing rod (42) in a sliding mode, the rear end of the fixing rod (42) is fixedly connected with a fixing piece (43), and the fixing piece (43) and the round rod (41) are fixedly connected with a fourth spring (46);
one end of the straight rod section (392) is hinged with one end of the connecting rod (45), the other end of the connecting rod (45) is hinged to the side wall of the fixed rod (42), the rear end of the first rib rod (321) is fixed on the rear baffle plate (311), and the front end of the first rib rod (321) is hinged to the guide plate (40).
10. The false touch prevention type alarm device with the protective structure for security according to claim 3, characterized in that:
a counter arranged on the positioning head (703) for detecting the number of movements of the positioning head (703);
a displacement sensor arranged on the positioning head (703) for detecting a maximum displacement of the positioning head (703);
a load cell disposed on the traction spring (705) for detecting a force exerted by the connecting rod (702) on the traction spring (705);
the alarm is arranged on the alarm body (1);
the controller is arranged in the alarm body (1) and is electrically connected with the counter, the force measuring sensor, the displacement sensor and the alarm respectively;
the controller controls the alarm to work based on the counter, the displacement sensor and the force measuring sensor, and the method comprises the following steps:
step 1: calculating the actual total working stress of the traction spring (705) by formula (1) based on the detection values of the counter, the displacement sensor and the load cell:
wherein σ1For the actual total working stress of the traction spring (705), N is the number of movements of the positioning head (703) recorded by the counter, xiThe maximum displacement of the positioning head (703) for the ith movement recorded by the displacement sensor, wherein pi is the circumferential rate and is 3.14, R1Is the outer diameter, R, of the traction spring (705)2Is the inner diameter of the traction spring (705), E1Is the modulus of elasticity of the traction spring (705), theta is the Poisson's ratio, sigma, of the material of the traction spring (705)3Is the tensile strength of the traction spring (705);
step 2: based on step 1, calculating the reliability coefficient of the traction spring (705) by formula (2):
wherein, X1For the coefficient of reliability of said traction spring (705), FYPresetting average working stress for the traction spring (705), wherein S is the shear modulus of the traction spring (705) and the error coefficient of the A force transducer;
and step 3: the controller compares the actual reliability coefficient of the traction spring (705) with the preset reliability coefficient of the traction spring (705), and when the actual reliability coefficient of the traction spring (705) is smaller than the preset reliability coefficient of the traction spring (705), the controller controls the alarm to give an alarm prompt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011188388.4A CN112365668A (en) | 2020-10-30 | 2020-10-30 | Protection is with having protective structure and preventing mistake and touching type alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011188388.4A CN112365668A (en) | 2020-10-30 | 2020-10-30 | Protection is with having protective structure and preventing mistake and touching type alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112365668A true CN112365668A (en) | 2021-02-12 |
Family
ID=74513805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011188388.4A Withdrawn CN112365668A (en) | 2020-10-30 | 2020-10-30 | Protection is with having protective structure and preventing mistake and touching type alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112365668A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113296426A (en) * | 2021-04-27 | 2021-08-24 | 深圳市中浦电子有限公司 | Touch-type intelligent household wireless induction switch |
| CN113825335A (en) * | 2021-09-10 | 2021-12-21 | 扬州中宏电力科技有限公司 | Remote anti-theft transformer rectifier based on Internet of things |
| CN114093705A (en) * | 2021-11-26 | 2022-02-25 | 无锡市大普电子系统工程有限公司 | Prevent mistake and touch operation station |
| CN116040433A (en) * | 2022-12-29 | 2023-05-02 | 江苏蒙哥马利电梯有限公司 | Novel intelligent monitoring alarm safety elevator |
-
2020
- 2020-10-30 CN CN202011188388.4A patent/CN112365668A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113296426A (en) * | 2021-04-27 | 2021-08-24 | 深圳市中浦电子有限公司 | Touch-type intelligent household wireless induction switch |
| CN113296426B (en) * | 2021-04-27 | 2022-07-12 | 深圳市中浦电子有限公司 | Touch-type intelligent household wireless induction switch |
| CN113825335A (en) * | 2021-09-10 | 2021-12-21 | 扬州中宏电力科技有限公司 | Remote anti-theft transformer rectifier based on Internet of things |
| CN114093705A (en) * | 2021-11-26 | 2022-02-25 | 无锡市大普电子系统工程有限公司 | Prevent mistake and touch operation station |
| CN116040433A (en) * | 2022-12-29 | 2023-05-02 | 江苏蒙哥马利电梯有限公司 | Novel intelligent monitoring alarm safety elevator |
| CN116040433B (en) * | 2022-12-29 | 2024-02-02 | 广东广菱电梯有限公司 | Novel intelligent monitoring alarm safety elevator |
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