CN109363555B

CN109363555B - Bathroom towel support

Info

Publication number: CN109363555B
Application number: CN201811237485.0A
Authority: CN
Inventors: 井方豪; 李霞林; 王文月
Original assignee: Taicang Jianhui Information Technology Co Ltd
Current assignee: Taicang Jianhui Information Technology Co., Ltd
Priority date: 2018-10-23
Filing date: 2018-10-23
Publication date: 2020-11-17
Anticipated expiration: 2038-10-23
Also published as: CN109363555A

Abstract

The invention belongs to the technical field of bathroom products, and particularly relates to a bathroom towel support which comprises an installation plate, wherein a connecting frame is arranged on the installation plate; the connecting frame is provided with a first bracket, a second bracket and a rubber rack; a cylinder is fixed between the first brackets; the second brackets are connected to the connecting frames in a sliding mode, a gear shaft is rotatably connected between the upper portions of the two second brackets, and a motor is arranged on one of the second brackets; two ends of the gear shaft are respectively and fixedly connected with a first gear, and the gear shaft is sleeved with a roller; the first gear is in meshed transmission with the rack; a first groove is formed in the roller; a clamping jaw is connected in the first groove; the claw is meshed with the gear shaft; the roller is provided with a through hole; a locking module is arranged in the through hole; a distance sensor is arranged at the front end of the connecting frame; the invention is used for solving the problems that the wet towel cannot be aired and dried for a long time, so that a large amount of bacteria are bred or mildewed, and the health of a human body is damaged.

Description

Bathroom towel support

Technical Field

The invention belongs to the technical field of bathroom products, and particularly relates to a bathroom towel support.

Background

Along with the improvement of living standard of people, various devices are used in the life of people, so that people can conveniently eat and live, the household life is valued by people in the modern society, good living quality can enable people to work efficiently, various bathroom devices are put into use in the household use device, generally, after people use towels, the towels are wet, people generally wring the towels and then hang the towels in a bathroom, but people cannot wring all the moisture on the towels, the space of the bathroom is small, the air circulation speed is slow, so that the drying speed of the towels in the bathroom is slow, the towels cannot be aired, bacteria are easily bred or mildew is easily grown in the damp environment, and the health of people is affected.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides the bathroom towel bracket which is mainly used for solving the problem that the health of a human body is damaged due to the fact that a wet towel cannot be aired and dried for a long time, and a large amount of bacteria are bred or mildewed.

The technical scheme adopted by the invention for solving the technical problems is as follows: the bathroom towel bracket comprises an installation plate; the middle part of the mounting plate is provided with a connecting frame; the two connecting frames are arranged in parallel, the two connecting frames are positioned on the same horizontal line, the first support is vertically and fixedly connected to the left sides of the two connecting frames, the second support is vertically arranged on the right sides of the two connecting frames, and a rubber rack is embedded in the right parts of the two connecting frames; the first supports are symmetrically arranged, and cylinders are rotatably connected between the first supports; the cylinder is used for extruding the towel; the second supports are symmetrically arranged, sliding grooves are formed in the lower portions of the second supports, the second supports are connected to the connecting frame in a sliding mode through the sliding grooves, a gear shaft is rotatably connected between the upper portions of the two second supports, and a motor used for driving the gear shaft to rotate is arranged on one of the second supports; the gear shafts are symmetrically arranged between the two connecting frames, two ends of each gear shaft are respectively and fixedly connected with a first gear, and the gear shafts are sleeved with rollers; the first gear is arranged above the rack and is in meshed transmission with the rack; the roller is sleeved on the gear shaft through a bearing, and a first groove is formed in the roller along the axis direction; a clamping jaw is connected in the first groove along the axis direction through a rotating shaft; the upper part of the clamping jaw is arranged on the outer side of the roller, the lower part of the clamping jaw is provided with a tooth-shaped structure, and the tooth-shaped structure on the lower part of the clamping jaw is meshed with the gear shaft; the roller is provided with a through hole; the through hole is arranged below the upper part of the clamping jaw and is used for connecting the space outside the roller and the space inside the roller in a penetrating manner, and a locking module is arranged in the through hole; the locking module is used for enabling the gear shaft to be static relative to the clamping jaw; a distance sensor is arranged at the front end of the connecting frame; the distance sensor is electrically connected with the motor and the locking module; the mounting plate is provided with a controller; the controller is electrically connected with the locking module and the distance sensor respectively; when the towel rack works, a towel is placed on the inner side of the clamping jaw, the motor rotates to enable the gear shaft to rotate to drive the clamping jaw meshed with the gear shaft to rotate, the towel is clamped on the roller, the gear shaft and the rubber rack are meshed with each other through the first gear to move leftwards, the second support slides on the connecting frame through the sliding groove, the smoothness and the stability of the movement of the gear shaft are guaranteed, the towel is wrapped on the roller in the leftward movement process, when the towel moves to the left end of the rubber rack leftwards, the roller is in contact with the cylinder and extrudes water, and the rubber rack is soft in texture and can deform, so that the first gear extrudes the rubber rack while the first gear continuously rotates, and the axis of the gear shaft and the rubber rack are relatively static; when the towel is clamped on the roller, the locking module enables the gear shaft to be static relative to the clamping claw, so that the towel is always clamped on the roller; when the user needs to use the towel again, the towel is close to the distance sensor, the distance sensor transmits a signal to the controller, the controller controls the motor to rotate reversely and return to the initial position, and the controller controls the locking module to be opened, so that the clamping jaws are loosened to facilitate the user to take the towel; meanwhile, the used towel is dried, so that the condition that a large amount of bacteria or mildew is bred due to the fact that the wet towel cannot be aired for a long time is avoided, and the health of a human body is damaged, and therefore the life quality of people is improved.

Preferably, the locking module comprises a rubber block, a cylindrical magnet, a first spring, an electromagnet and a pressure sensor, the pressure sensor is fixedly connected to the upper part of the through hole, the pressure sensor is electrically connected with the distance sensor, and the lower end of the pressure sensor is electrically connected with the electromagnet; the electromagnet is fixedly connected in the through hole, and the lower end of the electromagnet is connected with the cylindrical magnet through a first spring; a rubber block is fixedly connected below the cylindrical magnet; the lower end of the rubber block is provided with teeth with the same modulus as the gear shaft; when the towel rack works, the clamping jaw is pressed on the pressure sensor, the pressure sensor transmits a signal to the controller, the controller controls the electromagnet to be electrified to generate a magnetic pole opposite to the cylindrical magnet, so that the cylindrical magnet drives the rubber block to pop out, the rubber block is clamped on the gear shaft, the gear shaft is locked, the gear shaft is static relative to the clamping jaw, and the clamping jaw fixes a towel on the roller; after the drying is completed, the controller controls the electromagnet to be powered off, the electromagnet is retracted under the tension of the spring, the clamping jaw can be opened, simplicity and convenience are realized, the automation degree of the device is improved, the working efficiency is improved, and the complexity of manual operation is reduced.

Preferably, the number of the first grooves is four, and each first groove is internally provided with one clamping jaw; the inner side of the clamping jaw is of an arc structure; when the gear shaft returns to the initial position, the positions of the clamping jaws are not fixed, the positions need to be manually adjusted, and the problem is troublesome; simultaneously, the arc-shaped structures on the inner sides of the clamping jaws are beneficial to being attached to the outer side of the roller, and the fixing effect of the towel is improved.

Preferably, a heating plate is arranged on the inner side of the upper part of the clamping jaw; the lower end of the heating plate is connected with a plurality of uniformly distributed springs; when the towel drying device works, the heating plate arranged on the inner side of the clamping jaw plays a role in that on one hand, the heating plate is arranged on the inner side of the clamping jaw to prevent a user from being scalded, and on the other hand, moisture on a towel can be heated and evaporated to dry the towel quickly; meanwhile, the springs arranged on the heating plate play a role in firstly enabling the heat of the heating plate to be better dissipated to be in contact with the towel, and improving the drying effect of the towel; secondly, the towel damage caused by large-area contact of the heating plate and the towel is prevented, and the use is prevented from being influenced; thirdly, the firm degree of the towel clamp on the roller is improved by using the spring, and the towel clamp is prevented from falling off.

Preferably, a temperature sensor is arranged on the roller; the temperature sensor is electrically connected with the distance sensor and is used for detecting the temperature of the heating plate; when the heating device works, on one hand, when a user approaches the distance sensor, the distance sensor sends a signal to the temperature sensor, the signal is fed back to the controller, and the controller controls the heating plate to reduce the temperature, so that the user is prevented from being scalded, and the use safety is improved; in another aspect; when the temperature sensor automatically detects that the heating plate continuously works, the temperature generated on the towel is fed back to the controller to be adjusted when the temperature is too high, and danger caused by too high temperature is avoided.

Preferably, a through groove is formed in the surface of the cylinder; the through groove is arranged along the axis direction of the cylinder and penetrates through the cylinder; during operation, when drum and cylinder extrusion, the water that the towel was extruded is long-pending in the place of drum and cylinder contact, and unable discharge leads to being absorbed again by the towel, influences drying effect, and through setting up logical groove, every turn the round, the water that long-pending was left is discharged from leading to the groove, improves drying effect.

The invention has the following beneficial effects:

1. according to the invention, the gear shaft is rotated through the rotation of the motor, the clamping jaws meshed with the gear shaft are driven to rotate, the roller is contacted with the cylinder and mutually extruded, water is squeezed out, the distance sensor transmits a signal to the controller, the controller controls the motor to rotate reversely and returns to the initial position, the controller controls the locking module to be opened, the clamping jaws are loosened to facilitate a user to take, and the user can use a dry towel; meanwhile, the used towel is dried, so that the condition that a large amount of bacteria or mildew is bred due to the fact that the wet towel cannot be aired for a long time is avoided, and the health of a human body is damaged, and therefore the life quality of people is improved.

2. According to the invention, the gear shaft is locked by arranging the locking module, and the towel is fixed on the roller; after the drying is completed, the controller controls the electromagnet to be powered off, the locking module is opened, the towel is taken down, the automation degree of the device is improved, the working efficiency is improved, and the complexity of manual operation is reduced.

3. The temperature sensor is additionally arranged to detect the temperature during heating and feed the temperature back to the controller, the controller controls the heating plate to reduce the temperature, a user is prevented from being scalded, the use safety is improved, and the danger caused by overhigh temperature is avoided through the adjustment of the controller.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a top view of the present invention;

FIG. 4 is a sectional view showing the coupling relationship of the gear shaft, the drum, the jaw and the locking module;

FIG. 5 is a partial enlarged view of FIG. 4 at B;

FIG. 6 is an enlarged view of a portion of FIG. 4 at C;

FIG. 7 is a schematic cross-sectional view of a cylinder;

in the figure: mounting panel 1, link 2, No. 3 supports, No. 4 supports, rubber rack 5, drum 6, gear shaft 7, motor 8, No. 9 gears, cylinder 10, No. 11 recess, jack catch 12, through-hole 13, locking module 14, rubber block 141, cylindrical magnet 142, No. 143 spring, electro-magnet 144, pressure sensor 145, distance sensor 15, controller 16, hot plate 17, No. two spring 18, temperature sensor 19, logical groove 20.

Detailed Description

A sanitary towel holder according to an embodiment of the present invention will be described below with reference to fig. 1 to 7.

As shown in fig. 1 to 4, the sanitary towel rack according to the present invention includes a mounting plate 1; the middle part of the mounting plate 1 is provided with a connecting frame 2; the two connecting frames 2 are arranged in parallel, the two connecting frames 2 are positioned on the same horizontal line, a first support 3 is vertically and fixedly connected to the left sides of the two connecting frames 2, a second support 4 is vertically arranged on the right sides of the two connecting frames 2, and a rubber rack 5 is embedded in the right parts of the two connecting frames 2; the first supports 3 are symmetrically arranged, and cylinders 6 are rotatably connected between the first supports 3; the cylinder 6 is used for squeezing the towel; the second supports 4 are symmetrically arranged, sliding grooves are formed in the lower portions of the second supports 4, the second supports 4 are connected to the connecting frame 2 in a sliding mode through the sliding grooves, a gear shaft 7 is rotatably connected between the upper portions of the two second supports 4, and a motor 8 for driving the gear shaft 7 to rotate is arranged on one of the second supports 4; the gear shaft 7 is symmetrically arranged between the two connecting frames 2, two ends of the gear shaft 7 are respectively and fixedly connected with a first gear 9, and the gear shaft 7 is sleeved with a roller 10; the first gear 9 is arranged above the rubber rack 5, and the first gear 9 is in meshing transmission with the rubber rack 5; the roller 10 is sleeved on the gear shaft 7 through a bearing, and a first groove 11 is formed in the roller 10 along the axis direction; a claw 12 is connected in the first groove 11 along the axial direction through a rotating shaft; the upper part of the jaw 12 is arranged outside the roller 10, the lower part of the jaw 12 is provided with teeth, and the lower part of the jaw 12 is meshed with the gear shaft 7; the roller 10 is provided with a through hole 13; the through hole 13 is arranged below the clamping jaw 12, and a locking module 14 is arranged in the through hole 13; the locking module 14 is used for making the gear shaft 7 static relative to the claw 12; the front end of the connecting frame 2 is provided with a distance sensor 15; the distance sensor 15 is electrically connected with the motor 8, and the distance sensor 15 is electrically connected with the locking module 14; the mounting plate 1 is provided with a controller 16; the controller 16 is electrically connected with the locking module 14 and the distance sensor 15 respectively; when the towel rack works, a towel is placed on the inner side of the claw 12, the motor 8 rotates to enable the gear shaft 7 to rotate to drive the claw 12 meshed with the gear shaft 7 to rotate, the towel is clamped on the roller 10, the gear shaft 7 is meshed with the rubber rack 5 through the first gear 9 to move leftwards, the second support 4 slides on the connecting frame 2 through the sliding groove, the smoothness and the stability of the movement of the gear shaft 7 are guaranteed, the towel is wrapped on the roller 10 in the leftward movement process, when the towel moves to the left end of the rubber rack 5 leftwards, the roller 10 is in contact with the cylinder 6 and extrudes water, and the rubber rack 5 is soft and can deform, so that the first gear 9 continuously rotates, the first gear 9 extrudes the rubber rack 5, and the axis of the gear shaft 7 and the rubber rack 5 are relatively static; when the towel is clamped on the roller 10, the locking module 14 makes the gear shaft 7 still relative to the claws 12, so that the towel is always clamped on the roller 10; when the user needs to use the towel again, the towel is close to the distance sensor 15, the distance sensor 15 transmits a signal to the controller 16, the controller 16 controls the motor 8 to rotate reversely, the initial position is returned, the controller 16 controls the locking module 14 to be opened, the clamping jaws 12 are loosened to facilitate the user to take the towel, and the user can use the dried towel; meanwhile, the used towel is dried, so that the condition that a large amount of bacteria or mildew is bred due to the fact that the wet towel cannot be aired for a long time is avoided, and the health of a human body is damaged, and therefore the life quality of people is improved.

As shown in fig. 5, the locking module 14 includes a rubber block 141, a cylindrical magnet 142, a first spring 143, an electromagnet 144 and a pressure sensor 145, the pressure sensor 145 is fixedly connected to the upper portion of the through hole 13, the pressure sensor 145 is electrically connected to the distance sensor 15, and the lower end of the pressure sensor 145 is electrically connected to the electromagnet 144; the electromagnet 144 is fixedly connected in the through hole 13, and the lower end of the electromagnet 144 is connected with the cylindrical magnet 142 through a first spring 143; a rubber block 141 is fixedly connected below the cylindrical magnet 142; the lower end of the rubber block 141 is provided with teeth with the same modulus as that of the gear shaft 7; when the towel rack works, the claw 12 is pressed on the pressure sensor 145, the pressure sensor 145 indirectly transmits a signal to the controller 16, the controller 16 controls the electromagnet 144 to be electrified to generate a magnetic pole opposite to the cylindrical magnet 142, so that the cylindrical magnet 142 carries the rubber block 141 to be ejected, the rubber block 141 is clamped on the gear shaft 7, the gear shaft 7 is locked, the gear shaft 7 is made to be static relative to the claw 12, and the claw 12 fixes a towel on the roller 10; after the drying is finished, the controller 16 controls the electromagnet 144 to be powered off, the electromagnet is retracted under the tension of the spring, the clamping jaw 12 can be opened, the drying device is simple and convenient, the automation degree of the drying device is improved, the working efficiency is improved, and the complexity of manual operation is reduced.

As shown in fig. 4, four first grooves 11 are provided, and each first groove 11 is provided with a claw 12; the inner side of the clamping jaw 12 is of an arc-shaped structure; when the towel dryer works, due to the fact that the first gear 9 idles, when the gear shaft 7 returns to the initial position, the positions of the clamping jaws 12 are not fixed, the positions need to be adjusted manually, and the position is troublesome to adjust; meanwhile, the arc-shaped structures on the inner sides of the claws 12 are beneficial to being attached to the outer side of the roller 10, so that the towel fixing effect is improved.

As shown in fig. 4 and 6, a heating plate 17 is arranged on the inner side of the upper part of the claw 12; the lower end of the heating plate 17 is connected with a plurality of uniformly distributed springs; when the towel drying device works, the heating plate 17 arranged on the inner side of the clamping jaw 12 plays a role in that on one hand, the heating plate 17 is arranged on the inner side of the clamping jaw 12 to prevent a user from being scalded, and on the other hand, moisture on a towel can be heated and evaporated to quickly dry the towel; meanwhile, the plurality of springs arranged on the heating plate 17 play a role in firstly enabling the heat of the heating plate 17 to be better dissipated to be in contact with the towel, and improving the drying effect of the towel; secondly, the towel damage caused by the large-area contact between the heating plate 17 and the towel is prevented, and the use is prevented from being influenced; third, the use of springs improves the firmness of the towel clamp on the drum 10, preventing it from falling off.

As shown in fig. 4, a temperature sensor 19 is provided on the drum 10; the temperature sensor 19 is electrically connected with the distance sensor 15, and the temperature sensor 19 is used for detecting the temperature of the heating plate 17; during operation, on one hand, when a user approaches the distance sensor 15, the distance sensor 15 sends a signal to the temperature sensor 19, the signal is fed back to the controller 16, and the controller 16 controls the heating plate 17 to reduce the temperature, so that the user is prevented from being scalded, and the use safety is improved; in another aspect; when the temperature sensor 19 automatically detects the temperature generated on the towel when the heating plate 17 continuously works, the temperature is fed back to the controller 16 for adjustment when the temperature is too high, and the danger caused by the too high temperature is avoided.

As shown in fig. 3 and 7, a through groove 20 is formed on the surface of the cylinder 6; the through groove 20 is arranged along the axial direction of the cylinder 6, and the through groove 20 is arranged to penetrate through the cylinder 6; during operation, when drum 6 and cylinder 10 extrude, the water that the towel was extruded is long-pending in drum 6 and the place of cylinder 10 contact, and unable discharge leads to being absorbed again by the towel, influences drying effect, and through setting up logical groove 20, the water that stays is discharged from leading to groove 20 for every turn, improves drying effect.

The specific working process is as follows:

when the towel rack works, a towel is placed on the inner side of the claw 12, the motor 8 rotates to enable the gear shaft 7 to rotate to drive the claw 12 meshed with the gear shaft 7 to rotate, the towel is clamped on the roller 10, the gear shaft 7 is meshed with the rubber rack 5 through the first gear 9 to move leftwards, the second support 4 slides on the connecting frame 2 through the sliding groove, the smoothness and the stability of the movement of the gear shaft 7 are guaranteed, the towel is wrapped on the roller 10 in the leftward movement process, when the towel moves to the left end of the rubber rack 5 leftwards, the roller 10 is in contact with the cylinder 6 and extrudes water, and the rubber rack 5 is soft and can deform, so that the first gear 9 continuously rotates, the first gear 9 extrudes the rubber rack 5, and the axis of the gear shaft 7 and the rubber rack 5 are relatively static; when the towel is clamped on the roller 10, the locking module 14 makes the gear shaft 7 still relative to the claws 12, so that the towel is always clamped on the roller 10; when the user needs to use the towel again, the towel is close to the distance sensor 15, the distance sensor 15 transmits a signal to the controller 16, the controller 16 controls the motor 8 to rotate reversely, the initial position is returned, the controller 16 controls the locking module 14 to be opened, the clamping jaws 12 are loosened to facilitate the user to take the towel, and the user can use the dried towel; meanwhile, the used towel is dried, so that the condition that a large amount of bacteria are bred or mildewed due to the fact that the wet towel cannot be aired for a long time is avoided, and the health of a human body is damaged, so that the life quality of people is improved; because the locking module 14 comprises the rubber block 141, the cylindrical magnet 142, the first spring 143, the electromagnet 144 and the pressure sensor 145, the claw 12 is pressed on the pressure sensor 145, the pressure sensor 145 indirectly transmits a signal to the controller 16, the controller 16 controls the electromagnet 144 to be electrified to generate a magnetic pole opposite to that of the cylindrical magnet 142, so that the cylindrical magnet 142 drives the rubber block 141 to be ejected, the rubber block 141 is clamped on the gear shaft 7, the gear shaft 7 is locked, the gear shaft 7 is static relative to the claw 12, and the claw 12 fixes the towel on the roller 10; after the drying is finished, the controller 16 controls the electromagnet 144 to be powered off, the electromagnet is retracted under the tension of the spring, the clamping jaw 12 can be opened, the operation is simple and convenient, the automation degree of the device is improved, the working efficiency is improved, and the complexity of manual operation is reduced; however, when the gear shaft 7 returns to the initial position due to the idle rotation of the first gear 9, the positions of the claws 12 are not fixed, and the positions need to be manually adjusted, which is troublesome, and by arranging the four first grooves 11 and the four claws 12, when the gear shaft 7 returns to the initial position, one claw 12 is always arranged to fix towels, and the requirement of drying a plurality of towels at one time can be met; meanwhile, the arc-shaped structure on the inner side of the clamping jaw 12 is beneficial to being attached to the outer side of the roller 10, so that the fixing effect of the towel is improved; a heating plate 17 arranged on the inner side of the claw 12 heats and evaporates the moisture on the towel, and the towel is quickly dried; meanwhile, the second springs 18 are arranged on the heating plate 17, so that heat of the heating plate 17 can be better dissipated to be in contact with the towel, the drying effect of the towel is improved, the damage to the towel caused by the large-area contact of the heating plate 17 and the towel and the influence on use are prevented, and the firmness of clamping the towel on the roller 10 is improved by using the second springs 18, so that the towel is prevented from falling off; the temperature sensor 19 is used for detecting the temperature of the heating plate 17 and adjusting the temperature of the heating plate 17; through the through groove 20, water accumulated at the contact position of the cylinder 6 and the roller 10 is discharged from the through groove 20, and the drying effect is improved.

While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.

Industrial applicability

According to the towel drying device, a towel is clamped on the roller, the gear shaft is meshed with the rubber rack to move leftwards through the first gear, the towel is wrapped on the roller in the leftward movement process, when the first gear moves to the left end of the rubber rack, the first gear is in contact with the cylinder, and the rubber rack is deformed due to the fact that the rubber rack is soft in texture, the first gear continuously rotates and simultaneously extrudes the rubber rack, the axis of the gear shaft and the rubber rack are relatively static, the towel and the roller are continuously extruded to extrude water to dry the towel, the phenomenon that the wet towel cannot be dried for a long time, a large amount of bacteria are bred or the towel is mildewed, and the health of a human body is damaged is avoided; thereby improving the quality of life of people, so that the sanitary towel rack is useful in the technical field of sanitary products.

Claims

1. The utility model provides a bathroom towel support, includes mounting panel (1), its characterized in that: the middle part of the mounting plate (1) is provided with a connecting frame (2); the two connecting frames (2) are arranged in parallel, the two connecting frames (2) are positioned on the same horizontal line, a first support (3) is vertically and fixedly connected to the left sides of the two connecting frames (2), a second support (4) is vertically arranged on the right sides of the two connecting frames (2), and a rubber rack (5) is embedded in the right parts of the two connecting frames (2); the first supports (3) are symmetrically arranged, and cylinders (6) are hinged between the first supports (3); the cylinder (6) is used for squeezing the towel; the second supports (4) are symmetrically arranged, sliding grooves are formed in the lower portions of the second supports (4), the second supports (4) are connected to the connecting frame (2) in a sliding mode through the sliding grooves, a gear shaft (7) is rotatably connected between the upper portions of the two second supports (4), and a motor (8) used for driving the gear shaft (7) to rotate is arranged on one second support (4); the gear shaft (7) is symmetrically arranged between the two connecting frames (2), two ends of the gear shaft (7) are respectively and fixedly connected with a first gear (9), and the gear shaft (7) is sleeved with a roller (10); the first gear (9) is arranged above the rubber rack (5), and the first gear (9) is in meshing transmission with the rubber rack (5); the roller (10) is sleeved on the gear shaft (7) through a bearing, and a first groove (11) is formed in the roller (10) along the axis direction; a claw (12) is connected with the inner axis direction of the first groove (11) through a rotating shaft; the upper part of the clamping jaw (12) is arranged on the outer side of the roller (10), the lower part of the clamping jaw (12) is provided with a tooth-shaped structure, and the tooth-shaped structure on the lower part of the clamping jaw (12) is meshed with the gear shaft (7); the roller (10) is provided with a through hole (13); the through hole (13) is arranged below the clamping jaw (12), the through hole (13) is used for connecting the space outside the roller (10) and the space inside the roller (10) in a penetrating manner, and a locking module (14) is arranged in the through hole (13); the locking module (14) is used for making the gear shaft (7) static relative to the claw (12); a distance sensor (15) is arranged at the front end of the connecting frame (2); the distance sensor (15) is electrically connected with the motor (8), and the distance sensor (15) is electrically connected with the locking module (14); a controller (16) is arranged on the mounting plate (1); the controller (16) is respectively electrically connected with the locking module (14) and the distance sensor (15);

the locking module (14) comprises a rubber block (141), a cylindrical magnet (142), a first spring (143), an electromagnet (144) and a pressure sensor (145), the pressure sensor (145) is fixedly connected to the upper part of the through hole (13), the pressure sensor (145) is electrically connected with the distance sensor (15), and the lower end of the pressure sensor (145) is electrically connected with the electromagnet (144); the electromagnet (144) is fixedly connected in the through hole (13), and the lower end of the electromagnet (144) is connected with the cylindrical magnet (142) through a first spring (143); a rubber block (141) is fixedly connected below the cylindrical magnet (142); the lower end of the rubber block (141) is provided with teeth with the same modulus as the gear shaft (7).

2. The sanitary towel rack according to claim 1, wherein: four first grooves (11) are arranged, and each first groove (11) is internally provided with a clamping jaw (12); the inner side of the clamping jaw (12) is of an arc-shaped structure.

3. The sanitary towel rack according to claim 2, wherein: a heating plate (17) is arranged on the inner side of the upper part of the clamping jaw (12); the lower end of the heating plate (17) is connected with a plurality of uniformly distributed second springs (18).

4. The sanitary towel rack according to claim 1, wherein: a temperature sensor (19) is arranged on the roller (10); the temperature sensor (19) is electrically connected with the distance sensor (15), the temperature sensor (19) is used for detecting the temperature of the heating plate (17), and the temperature sensor (19) adjusts the temperature of the heating plate (17) by transmitting signals to the controller (16).

5. The sanitary towel rack according to claim 1, wherein: a through groove (20) is arranged on the surface of the cylinder (6); the through groove (20) is arranged along the axial direction of the cylinder (6), and the through groove (20) penetrates through the cylinder (6).