CN217051165U - Temperature acquisition device for elevator operation - Google Patents
Temperature acquisition device for elevator operation Download PDFInfo
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- CN217051165U CN217051165U CN202220614633.1U CN202220614633U CN217051165U CN 217051165 U CN217051165 U CN 217051165U CN 202220614633 U CN202220614633 U CN 202220614633U CN 217051165 U CN217051165 U CN 217051165U
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Abstract
The utility model discloses a temperature acquisition device of elevator operation, need artifical change filter screen to prior art, the problem that wastes time and energy, the utility model provides a following technical scheme, the installation box comprises a mounting box, locate the temperature sensor of installation box, a flabellum for supplying air, and locate the installation box and be used for driving the driving piece of flabellum action, the installation box is equipped with the wind channel, temperature sensor locates in the wind channel with the flabellum, the both ends in wind channel are fixed with filter dust net one and filter dust net two respectively, one side that the wind channel was kept away from to filter dust net one is coaxial to be equipped with the ring gear one, one side that the wind channel was kept away from to filter dust net two is coaxial to be equipped with ring gear two, ring gear one is equipped with the cleaning brush with ring gear ring two in the intra-annular, the driving piece passes through gear drive ring gear ring one and ring gear ring two actions, the driving piece is through belt drive flabellum action. The utility model discloses can automatic air supply, remove dust, clean, the structure is ingenious, and dust screen one and two repeatedly usable of dust screen are energy-concerving and environment-protective, labour saving and time saving, low in production cost.
Description
Technical Field
The utility model relates to an elevator running state gathers technical field, and more specifically says, it relates to a temperature acquisition device of elevator operation.
Background
The elevator is when the operation, inside temperature can change along with the moving time, too high probably leads to the unable normal work of elevator, in order to ensure the steady operation of elevator, a temperature acquisition device generally all can be installed, so that monitor the temperature when the elevator moves, but current temperature acquisition device, generally mostly be direct mount in exposing in the air, under long-term work, its surface adheres to more dust, lead to the degree of accuracy decline of its sensitivity and monitoring, make the data of its monitoring inaccurate, influence monitoring person's judgement.
In order to solve the problem, chinese patent with application number 201821216433.0 discloses a monitoring elevator running state's hidden temperature acquisition device, it includes the install bin, the motor that sets up along the horizontal direction is installed to one side inner wall of install bin, the output welding of motor has the flabellum, the air outlet that is located on the install bin has all been seted up to the both sides of motor, one side that the motor was kept away from to the flabellum is equipped with the installation pole of welding between install bin top inner wall and bottom inner wall, the temperature-sensing ware is installed to one side that the motor was kept away from to the installation pole, the air intake that is located install bin one side is seted up to one side that the motor was kept away from to the temperature-sensing ware, the inner wall welding of air intake has the stopper that the symmetry set up.
Although the hidden temperature acquisition device for monitoring the running state of the elevator is matched with a ventilation facility, the influence of dust is avoided, the filter screen needs to be replaced manually after the hidden temperature acquisition device is used for a certain time, time and labor are wasted, and the operation complexity is increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a temperature acquisition device of elevator operation has automatic dust removal, labour saving and time saving's advantage.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a temperature acquisition device of elevator operation, includes the mounting box, locates the temperature sensor of mounting box, is used for the flabellum of air supply to and locate the driving piece that the mounting box is used for driving the flabellum action, the mounting box is equipped with the wind channel, temperature sensor locates in the wind channel with the flabellum, the both ends in wind channel are fixed with dust screen one and dust screen two respectively, one side coaxial one that keeps away from the wind channel of dust screen is equipped with ring gear one, one side coaxial two that keep away from the wind channel of dust screen two is equipped with ring gear, ring gear one is equipped with the cleaning brush with the intra-annular of ring gear two, the driving piece passes through gear drive ring gear one and ring gear two actions, the driving piece passes through belt drive driving fan blade action.
By adopting the technical scheme, the mounting box is provided with the air channel which is convenient for introducing air, the temperature sensor and the fan blades are arranged in the air channel which is convenient for conveying air and measuring air temperature, the two ends of the air channel are respectively and fixedly provided with the first dust filter screen and the second dust filter screen which are convenient for filtering dust in air and preventing dust from attaching to the temperature sensor to influence the measurement precision, one side of the first dust filter screen, which is far away from the air channel, is coaxially provided with the first toothed ring, one side of the second dust filter screen, which is far away from the air channel, is coaxially provided with the second toothed ring, the inner rings of the first toothed ring and the second toothed ring are provided with the cleaning brush, the driving piece drives the first toothed ring and the second toothed ring to move through gear transmission, so that the first dust filter screen and the second dust filter screen are cleaned by the cleaning brush, the first dust filter screen and the second dust filter screen do not need to be replaced manually, the repeated use is realized, the time and labor are saved, the environment is protected and the environment is convenient, the driving piece drives the fan blades to move through belt transmission, the driving piece to drive the movement, the first toothed ring and the second toothed ring and the driving piece, the structure is ingenious, and the production cost is reduced.
Furthermore, the first gear ring is externally meshed with a first unidirectional ratchet mechanism for gear transmission, the second gear ring is externally meshed with a second unidirectional ratchet mechanism for gear transmission, the first unidirectional ratchet mechanism and the second unidirectional ratchet mechanism are coaxially arranged and rotate in opposite directions, and the driving piece is connected with a first rotating shaft for driving the first unidirectional ratchet mechanism and the second unidirectional ratchet mechanism to rotate.
By adopting the technical scheme, the first gear ring is externally meshed with a first one-way ratchet mechanism for gear transmission, the second gear ring is externally meshed with a second one-way ratchet mechanism, the first one-way ratchet mechanism and the second one-way ratchet mechanism are coaxially arranged and have opposite rotation directions, the driving piece is connected with a first rotating shaft for driving the first one-way ratchet mechanism and the second one-way ratchet mechanism to rotate, the rotation direction of the driving piece is changed to change the wind direction and the rotation of the first gear ring and the second gear ring, so that when the wind direction is from the first dust filter screen to the second dust filter screen, the first gear ring does not rotate, the second gear ring rotates to clean the second dust filter screen, and dust brushed off from the second dust filter screen and the air duct; when the wind direction is from the dust filter screen two to the dust filter screen one, the ring gear two does not rotate, the ring gear one rotates to clean the dust filter screen one, and the dust under the brush blows away from the dust filter screen one and the wind channel, so that the dust under the brush is prevented from being adsorbed on the dust filter screen one or the dust filter screen two again, and the dust cleaning efficiency is improved.
Furthermore, the first one-way ratchet mechanism comprises a first inner ratchet gear which is externally meshed with the first toothed ring, a first claw disc which is arranged in an inner hole of the first inner ratchet gear and connected with the first rotating shaft, a first pawl which is arranged on the first claw disc, and a first elastic piece which is arranged on the first claw disc and used for driving the first pawl to abut against the first inner ratchet gear.
By adopting the technical scheme, the one-way ratchet mechanism I comprises an inner ratchet gear I which is externally meshed with the toothed ring I, a first jaw disc I which is arranged in an inner hole of the inner ratchet gear I and is connected with the rotating shaft I, a first pawl which is arranged on the first jaw disc I, and a first elastic piece which is arranged on the first jaw disc I and is used for driving the first pawl to abut against the inner ratchet gear I, when the rotating direction of the first jaw disc I is opposite to the ratchet direction of the inner ratchet gear I, the first pawl is inserted into the ratchet groove of the inner ratchet gear I to push the inner ratchet gear I to rotate, so that the toothed ring I is driven to rotate to clean dust attached to the first dust filter screen through the cleaning brush; when the rotation direction of the pawl plate I is consistent with the ratchet direction of the inner ratchet gear I, the pawl I slides on the ratchet back of the inner ratchet gear I, and the inner ratchet gear I and the toothed ring I are stationary.
Furthermore, the one-way ratchet mechanism II comprises an inner ratchet gear II meshed with the gear ring, a claw disc II arranged in an inner hole of the inner ratchet gear II and connected with the rotating shaft I, a pawl II arranged on the claw disc II, and an elastic part II arranged on the claw disc II and used for driving the pawl II to abut against the inner ratchet gear II.
By adopting the technical scheme, the one-way ratchet mechanism II comprises an inner ratchet gear II meshed with the outer gear of the toothed ring, a claw disc II arranged in an inner hole of the inner ratchet gear II and connected with the rotating shaft I, a pawl II arranged on the claw disc II and an elastic part II arranged on the claw disc II and used for driving the pawl II to prop against the inner ratchet gear II, when the rotating direction of the claw disc II is opposite to the ratchet direction of the inner ratchet gear II, the pawl II is inserted into the ratchet tooth groove of the inner ratchet gear II to push the inner ratchet gear II to rotate, so that the toothed ring II is driven to rotate to clean dust attached to the dust filter screen II through the cleaning brush; when the rotation direction of the pawl plate II is consistent with the ratchet direction of the inner ratchet wheel gear II, the pawl II slides over the ratchet back of the inner ratchet wheel gear II, and the inner ratchet wheel gear II and the toothed ring II are stationary.
Furthermore, the one end that driving piece was kept away from to pivot one is equipped with and is used for belt drive's band pulley one, the flabellum center is equipped with pivot two, the one end that the flabellum was kept away from to pivot two is equipped with and is used for belt drive's band pulley two, band pulley one has end to end with the peripheral meshing of band pulley to be used for belt drive's hold-in range.
By adopting the technical scheme, one end of the first rotating shaft, which is far away from the driving piece, is provided with the first belt wheel for belt transmission, the center of the fan blade is provided with the second rotating shaft, one end of the second rotating shaft, which is far away from the fan blade, is provided with the second belt wheel for belt transmission, the first belt wheel and the periphery of the belt wheel are meshed with the end-to-end synchronous belt for belt transmission, the fan blade is conveniently driven to rotate to supply air, the structure is simple, and the transmission is stable.
Furthermore, the centers of the first dust filter screen and the second dust filter screen are respectively provided with an installation shaft, the center of the first gear ring is provided with an installation ring sleeved outside the installation shaft, the first gear ring is provided with a connecting arm, the two ends of the connecting arm are respectively connected with the first gear ring and the installation ring, and the cleaning brush is arranged on one side, close to the first dust filter screen, of the connecting arm.
By adopting the technical scheme, the centers of the first dust filter screen and the second dust filter screen are respectively provided with the installation shaft, the first gear ring and the second gear ring are conveniently and coaxially installed, the installation ring sleeved outside the installation shaft is arranged at the center of the first gear ring and can rotate around the installation shaft, the first gear ring is provided with the connecting arm, the two ends of the connecting arm are respectively connected with the first gear ring and the installation ring, the cleaning brush is arranged on one side, close to the first dust filter screen, of the connecting arm, and the connecting arm and the cleaning brush are driven to rotate through rotation of the first gear ring, so that the dust attached to the first dust filter screen is brushed.
Furthermore, the connecting arms are provided with a plurality of connecting arms which are radially arranged.
By adopting the technical scheme, the connecting arms are provided with a plurality of radial arrangement, the stress is uniform, and a plurality of cleaning brushes can be installed, so that the cleaning efficiency is improved.
Further, the structure of the second gear ring is consistent with that of the first gear ring.
By adopting the technical scheme, the structure of the second gear ring is consistent with that of the first gear ring, so that the installation and the replacement are convenient, and the production and maintenance cost is reduced.
Furthermore, the first dust filter screen and the second dust filter screen are circular in shape, and the size of the first toothed ring and the size of the second toothed ring are larger than or equal to that of the first dust filter screen and the second dust filter screen.
By adopting the technical scheme, the first dust filter screen and the second dust filter screen are circular in shape and are more matched with the first gear ring and the second gear ring, so that the space waste is avoided, and the size of the first gear ring and the second gear ring is larger than or equal to that of the first dust filter screen and the second dust filter screen, so that the first dust filter screen and the second dust filter screen can be conveniently cleaned without dead angles.
Further, the mounting box is detachably connected with a protective cover.
By adopting the technical scheme, the protective cover is detachably connected with the mounting box, so that parts in the mounting box can be protected conveniently, and the detachable protective cover is convenient to mount and maintain.
To sum up, the utility model discloses following beneficial effect has:
1. the fan blade cleaning device is characterized in that a temperature sensor is arranged to measure temperature, an air channel is arranged to introduce air, fan blades are arranged to convey air, a first dust filter net and a second dust filter net are arranged to remove dust at two ends of the air channel, detection accuracy is improved, a first toothed ring, a second toothed ring and a cleaning brush are arranged to facilitate cleaning of dust attached to the first dust filter net and the second dust filter net, reuse is facilitated, energy is saved, environment is protected, a driving piece is arranged to drive the fan blades, the first toothed ring and the second toothed ring are arranged to facilitate automatic air supply and dust removal, time and labor are saved, the structure is ingenious, and production cost is low;
2. the one-way ratchet mechanism I and the one-way ratchet mechanism II are arranged, so that the rotation of the gear ring I and the gear ring II can be controlled conveniently according to the wind direction, the dust is blown away from the air channel, the dust under the brush is prevented from being adsorbed on the dust filter screen I or the dust filter screen II again, and the dust cleaning efficiency is improved;
3. set up band pulley one, band pulley two, hold-in range drive flabellum, simple structure, the transmission is steady, sets up installation axle, collar and collar two of being convenient for install, sets up the linking arm and is convenient for connect collar and cleaning brush, and the linking arm is equipped with a plurality ofly and is radial arranging, and the atress is even, a plurality of cleaning brushes of mountable to improve clean efficiency.
Drawings
Fig. 1 is a partial sectional view of a temperature acquisition device for elevator operation in an embodiment;
FIG. 2 is a perspective view of the temperature acquisition device for elevator operation with the protective cover opened in the embodiment;
fig. 3 is a partial exploded view of a temperature acquisition device for operation of an elevator in accordance with an embodiment;
FIG. 4 is a schematic structural diagram of a first toothed ring and a first unidirectional ratchet mechanism in the embodiment;
FIG. 5 is a schematic structural diagram of a second toothed ring and a second unidirectional ratchet mechanism in the embodiment;
fig. 6 is a perspective view of a temperature acquisition device for elevator operation in the embodiment.
In the figure: 1. mounting a box; 11. a temperature sensor; 12. a fan blade; 121. a second rotating shaft; 13. an air duct; 14. a first dust filter screen; 15. a second dust filter; 16. a first supporting rod; 17. a second supporting rod; 2. a drive member; 21. a first rotating shaft; 211. a fixed block; 31. a first toothed ring; 311. a connecting arm; 312. a mounting ring; 32. a second toothed ring; 4. a cleaning brush; 5. a one-way ratchet mechanism I; 51. a first inner ratchet wheel gear; 52. a first claw disc; 53. a first pawl; 54. a first elastic part; 6. a one-way ratchet mechanism II; 61. a second inner ratchet wheel gear; 62. a claw disc II; 63. a second pawl; 64. a second elastic part; 7. installing a shaft; 8. a protective cover; 81. a first air port; 82. a second air port; 91. a first belt wheel; 92. a second belt wheel; 93. and (4) a synchronous belt.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.
A temperature acquisition device for elevator operation is disclosed, and is shown in figures 1 and 2, and comprises a mounting box 1, a temperature sensor 11, fan blades 12 and a driving part 2, wherein an air duct 13 is arranged in the mounting box 1, two ends of the air duct 13 respectively extend towards the front side of the mounting box 1 and are communicated with the inside and the outside of the mounting box 1, the temperature sensor 11 is arranged in the mounting box 1, a first support rod 16 is fixed in the air duct 13 of the mounting box 1, the temperature sensor 11 is fixed on the first support rod 16, a second support rod 17 is fixed in the air duct 13 of the mounting box 1, the fan blades 12 are movably connected with the second support rod 17 for air supply, a first dust filter 14 and a second dust filter 15 are respectively fixed on the inner walls of two ends of the air duct 13, a first toothed ring 31 is coaxially arranged on one side of the first dust filter 14 away from the air duct 13, a second toothed ring 32 is coaxially arranged on one side of the second dust filter 15 away from the air duct 13, the driving part 2 is fixed on the mounting box 1, the driving part 2 adopts a motor, the driving member 2 drives the first toothed ring 31 and the second toothed ring 32 to move through gear transmission, and the driving member 2 drives the fan blades 12 to move through belt transmission, referring to fig. 4 and 5, and the cleaning brush 4 is arranged in the ring of the first toothed ring 31 and the second toothed ring 32.
Specifically, referring to fig. 1, 2, and 3, a first gear ring 31 is externally engaged with a first unidirectional ratchet mechanism 5 for gear transmission, a second gear ring 32 is externally engaged with a second unidirectional ratchet mechanism 6 for gear transmission, the first unidirectional ratchet mechanism 5 and the second unidirectional ratchet mechanism 6 are coaxially arranged and have opposite rotation directions, the driving member 2 is connected with a first rotating shaft 21 inserted in the first unidirectional ratchet mechanism 5 and the second unidirectional ratchet mechanism 6, the first rotating shaft 21 is used for driving the first rotating shaft 21 of the first unidirectional ratchet mechanism 5 and the second unidirectional ratchet mechanism 6 to rotate, the mounting box 1 is provided with limit grooves respectively matched with the first gear ring 31, the second gear ring 32, the first unidirectional ratchet mechanism 5 and the second unidirectional ratchet mechanism 6, and the first rotating shaft 21 is sleeved with a fixing block 211 for limiting between the first unidirectional ratchet mechanism 5 and the second unidirectional ratchet mechanism 6 to ensure stable transmission.
Referring to fig. 3 and 4, the one-way ratchet mechanism one 5 comprises a first inner ratchet gear 51, a first pawl disc 52, a first pawl 53 and a first elastic element 54, wherein the outer ring of the first inner ratchet gear 51 is provided with gear teeth, the inner ring of the first inner ratchet gear 51 is provided with ratchet teeth, the first inner ratchet gear 51 is externally meshed with the first toothed ring 31 through the gear teeth, the first pawl disc 52 is arranged in the inner hole of the first inner ratchet gear 51 and is connected with the first rotating shaft 21, the first pawl 53 is rotatably connected with the first pawl disc 52, the first elastic element 54 is arranged on the first pawl disc 52 and is used for driving the first pawl 53 to abut against the ratchet teeth of the first inner ratchet gear 51, the driving element 2 drives the first rotating shaft 21 to rotate the first pawl disc 52, and when the rotation direction of the first pawl disc 52 is opposite to the direction of the first inner ratchet gear 51, the first pawl 53 pushes the first inner ratchet teeth 51 to rotate, so as to drive the first toothed ring 31 to rotate; when the rotation direction of the pawl plate one 52 is consistent with the ratchet direction of the inner ratchet gear one 51, the pawl one 53 slides over the ratchet back of the inner ratchet gear one 51, and the inner ratchet gear one 51 and the ring gear one 31 are stationary.
Referring to fig. 3 and 5, the second unidirectional ratchet mechanism 6 includes a second internal ratchet gear 61, a second pawl disc 62, a second pawl 63 and a second elastic element 64, wherein the outer ring of the second internal ratchet gear 61 is provided with gear teeth, the inner ring of the second internal ratchet gear 61 is provided with ratchet teeth, the second internal ratchet gear 61 is externally meshed with the second toothed ring 32 through the gear teeth, the second pawl disc 62 is arranged in the inner hole of the second internal ratchet gear 61 and is connected with the first rotating shaft 21, the second pawl 63 is rotatably connected to the second pawl disc 62, the second elastic element 64 is arranged on the second pawl disc 62 and is used for driving the second pawl 63 to abut against the ratchet teeth of the second internal ratchet gear 61, the driving element 2 drives the first rotating shaft 21 to rotate the second pawl disc 62, and when the rotation direction of the second pawl disc 62 is opposite to the rotation direction of the second internal ratchet gear 61, the second pawl 63 pushes the second internal ratchet gear 61 to rotate, so as to drive the second toothed ring 32 to rotate; when the rotation direction of the second pawl plate 62 is consistent with the direction of the ratchet teeth of the second inner ratchet gear 61, the second pawl 63 slides over the ratchet teeth of the second inner ratchet gear 61, and the second inner ratchet gear 61 and the second gear ring 32 are stationary.
Referring to fig. 3 and 4, the centers of the first dust filter 14 and the second dust filter 15 are respectively fixed with an installation shaft 7, the installation shaft 7 extends in a direction away from the air duct 13, the center of the first toothed ring 31 is provided with an installation ring 312 for being sleeved outside the installation shaft 7, the inner ring of the first toothed ring 31 is fixed with a connecting arm 311 extending towards the installation ring 312, two ends of the connecting arm 311 are respectively connected with the inner ring of the first toothed ring 31 and the outer ring of the installation ring 312, the cleaning brush 4 is clamped with one side of the connecting arm 311 close to the first dust filter 14, when the first toothed ring 31 rotates around the installation shaft 7 through the installation ring 312, the connecting arm 311 of the first toothed ring 31 drives the cleaning brush 4 to move so as to brush away dust attached to the first dust filter 14, the connecting arm 311 is provided with a plurality of connecting arms and arranged in a radial shape, in this embodiment, the connecting arms 311 are specifically provided with three connecting arms, referring to fig. 5, the structures of the second toothed ring 32 and the first toothed ring 31 are consistent, when the second toothed ring 32 rotates around the installation shaft 7 of the second dust filter 15 through the installation ring 312, the connecting arm 311 of the second gear ring 32 drives the cleaning brush 4 to move, so that dust attached to the second dust filter screen 15 can be brushed away, the first dust filter screen 14 and the second dust filter screen 15 are circular in shape and are more matched with the first gear ring 31 and the second gear ring 32 in shape, the first gear ring 31 and the second gear ring 32 are larger than or equal to the first dust filter screen 14 and the second dust filter screen 15 in size, the cleaning brush 4 can clean the edges of the first dust filter screen 14 and the second dust filter screen 15, and omission is avoided.
Referring to fig. 1, fig. 2, fig. 3, the driving member 2 is disposed outside the air duct 13 and between two ends of the air duct 13, so that the structure is more compact, a first belt pulley 91 for belt transmission is clamped at one end of the first rotating shaft 21 away from the driving member 2, a second rotating shaft 121 is fixed at the center of the fan blade 12, a through hole for the second rotating shaft 121 to pass through is formed in the mounting shaft 7 of the second dust filter 15, one end of the second rotating shaft 121 away from the fan blade 12 penetrates through the through hole to extend out of the air duct 13, a second belt pulley 92 for belt transmission is clamped at one end of the second rotating shaft 121 away from the fan blade 12, and a synchronous belt 93 for belt transmission is engaged end to end around the first belt pulley 91 and the second belt pulley 92.
Referring to fig. 2 and 6, the mounting box 1 is detachably connected with a protective cover 8, the protective cover 8 is used for protecting parts outside the air duct 13, such as the driving piece 2, the first toothed ring 31, the second toothed ring 32, the first unidirectional ratchet mechanism 5, the second unidirectional ratchet mechanism 6, the first belt wheel 91, the second belt wheel 92 and the synchronous belt 93, the protective cover 8 and the mounting box 1 are provided with a first air opening 81, the first air opening 81 is communicated with one end of the air duct 13 provided with a first dust filter 14, the protective cover 8 and the mounting box 1 are provided with a second air opening 82, the second air opening 82 is communicated with one end of the air duct 13 provided with a second dust filter 15, the bottom surface of the protective cover 8 is clamped with the top surface of the mounting box 1, and the protective cover 8 is detached to facilitate installation and maintenance of the parts.
The working process and principle of the embodiment are as follows:
when the driving piece 2 rotates forwards, the fan blades 12 are driven to rotate forwards through the first rotating shaft 21, the first belt wheel 91, the synchronous belt 93, the second belt wheel 92 and the second rotating shaft 121, air is driven to enter the air duct 13 from the second air opening 82 and is discharged from the first air opening 81, meanwhile, the first rotating shaft 21 drives the first pawl disc 52 and the second pawl disc 62 to rotate, the rotating direction is opposite to the ratchet direction of the first internal ratchet gear 51 and is consistent with the ratchet direction of the second internal ratchet gear 61, so that the first one-way ratchet mechanism 5 rotates, the second one-way ratchet mechanism 6 is static, the first toothed ring 31 is driven to rotate, dust attached to the first dust filter screen 14 is separated through the cleaning brush 4, and the air is discharged from the first air opening 81 from the air duct 13 and blows the dust filter screen 14 away from the air duct 13 and is discharged from the first air opening 81; when the driving piece 2 rotates reversely, the fan blade 12 rotates reversely, air enters the air channel 13 from the air opening I81 and is discharged from the air opening II 82, the one-way ratchet mechanism II 6 rotates, the one-way ratchet mechanism I5 is static, the gear ring II 32 is driven to rotate, dust attached to the dust filter net II 15 is separated through the cleaning brush 4, and the dust under the brush is discharged from the air opening I81 along with the air. This embodiment can drive flabellum 12 air supply and cleaning brush 4 through a driving piece 2 and remove dust, and the structure is ingenious, low in production cost, and detection accuracy has been improved, and repeatedly usable filter screen one 14 and filter screen two 15 need not the manual work and change, labour saving and time saving, and can remove dust the position according to air supply direction control through one-way ratchet one 5, one-way ratchet two 6, make the dust under the brush along with air discharge wind channel 13, and dust removal effect is good.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an elevator operation's temperature acquisition device, includes mounting box (1), locates temperature sensor (11) of mounting box (1), flabellum (12) that are used for the air supply to and locate mounting box (1) and be used for driving piece (2) of flabellum (12) action, its characterized in that: mounting box (1) is equipped with wind channel (13), temperature sensor (11) are located in wind channel (13) with flabellum (12), the both ends in wind channel (13) are fixed with respectively and strain dirt net (14) and strain dirt net two (15), one side that wind channel (13) were kept away from in dirt net (14) is coaxial to be equipped with ring gear (31), one side that wind channel (13) were kept away from in dirt net two (15) is coaxial to be equipped with ring gear two (32), ring gear (31) and ring gear two (32) intra-annular are equipped with cleaning brush (4), driving piece (2) are through gear drive ring gear (31) and ring gear two (32) action, driving piece (2) are through belt drive flabellum (12) action.
2. The temperature acquisition device for elevator operation according to claim 1, characterized in that: the utility model discloses a gear ring (31) external toothing has one (5) of one-way ratchet mechanism that is used for gear drive, two (32) external toothing of gear ring have two (6) of one-way ratchet mechanism that are used for gear drive, one (5) of one-way ratchet mechanism and two (6) coaxial settings of one-way ratchet mechanism and rotation opposite direction, driving piece (2) are connected with and are used for driving one (5) of one-way ratchet mechanism and two (6) pivoted pivot (21).
3. The temperature acquisition device for elevator operation according to claim 2, characterized in that: the one-way ratchet mechanism (5) comprises a first inner ratchet gear (51) externally meshed with the first gear ring (31), a first claw disc (52) arranged in an inner hole of the first inner ratchet gear (51) and connected with the first rotating shaft (21), a first pawl (53) arranged on the first claw disc (52), and a first elastic part (54) arranged on the first claw disc (52) and used for driving the first pawl (53) to abut against the first inner ratchet gear (51).
4. The temperature acquisition device for elevator operation according to claim 2, characterized in that: the second one-way ratchet mechanism (6) comprises a second inner ratchet gear (61) externally meshed with the second toothed ring (32), a second claw disc (62) arranged in an inner hole of the second inner ratchet gear (61) and connected with the first rotating shaft (21), a second pawl (63) arranged on the second claw disc (62), and a second elastic part (64) arranged on the second claw disc (62) and used for driving the second pawl (63) to abut against the second inner ratchet gear (61).
5. The temperature acquisition device for elevator operation according to claim 2, characterized in that: one end of the first rotating shaft (21) far away from the driving part (2) is provided with a first belt wheel (91) for belt transmission, the center of the fan blade (12) is provided with a second rotating shaft (121), one end of the second rotating shaft (121) far away from the fan blade (12) is provided with a second belt wheel (92) for belt transmission, and the first belt wheel (91) and the second belt wheel (92) are meshed in an end-to-end mode to be provided with a synchronous belt (93) for belt transmission.
6. The temperature acquisition device for elevator operation according to claim 1, characterized in that: the center of filter screen one (14) and filter screen two (15) is equipped with installation axle (7) respectively, ring gear (31) center is equipped with collar (312) of cover outside installation axle (7), ring gear (31) are equipped with linking arm (311), ring gear (31) and collar (312) are connected respectively at the both ends of linking arm (311), one side that linking arm (311) are close to filter screen one (14) is located in cleaning brush (4).
7. The temperature acquisition device for elevator operation according to claim 6, characterized in that: the connecting arms (311) are arranged in a plurality and are radially arranged.
8. The temperature acquisition device for elevator operation according to claim 6, characterized in that: the second gear ring (32) and the first gear ring (31) are consistent in structure.
9. The temperature acquisition device for elevator operation according to any one of claims 1 to 8, characterized in that: the shapes of the first dust filtering net (14) and the second dust filtering net (15) are circular, and the sizes of the first toothed ring (31) and the second toothed ring (32) are larger than or equal to those of the first dust filtering net (14) and the second dust filtering net (15).
10. The temperature-detecting device for an elevator operation according to any one of claims 1 to 8, characterized in that: the mounting box (1) is detachably connected with a protective cover (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220614633.1U CN217051165U (en) | 2022-03-21 | 2022-03-21 | Temperature acquisition device for elevator operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220614633.1U CN217051165U (en) | 2022-03-21 | 2022-03-21 | Temperature acquisition device for elevator operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217051165U true CN217051165U (en) | 2022-07-26 |
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ID=82490609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220614633.1U Active CN217051165U (en) | 2022-03-21 | 2022-03-21 | Temperature acquisition device for elevator operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217051165U (en) |
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2022
- 2022-03-21 CN CN202220614633.1U patent/CN217051165U/en active Active
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