Intelligent crib
Technical Field
The invention relates to the field of intelligent home furnishing, in particular to an intelligent children bed.
Background
A children's bed, as the name suggests, is a bed specially designed for children. At present, in order to avoid injury of children caused by falling from a bed, the existing children bed is designed to be shorter, and the height of the bed is not adjustable, so that inconvenience is brought to cleaning of the bed bottom; in addition, even if the crib is designed to be short, the child may be injured or frightened if falling from the crib, and the existing crib has no related mechanism for protecting the child.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, an intelligent children bed is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an intelligent child bed comprises a main body and bed legs, wherein the main body further comprises a lifting mechanism and an anti-falling mechanism, a groove is formed in the top surface of the bed legs, the lifting mechanism is arranged in the groove, the lifting mechanism is in transmission connection with the main body, and the anti-falling mechanism is arranged below the main body;
the lifting mechanism comprises two first lifting assemblies and two second lifting assemblies, the two first lifting assemblies are respectively arranged in the two bed legs positioned at the head of the bed, the two second lifting assemblies are respectively arranged in the two bed legs positioned at the tail of the bed;
the first lifting assembly comprises a first motor, a worm wheel, a first screw rod, a sleeve and a limiting unit, the first motor is in transmission connection with the worm, the first screw rod is vertically arranged, the bottom end of the first screw rod is connected with the bottom of the groove through a bearing, the top end of the first screw rod is positioned in the sleeve, threads are arranged on the inner wall of the sleeve, the first screw rod is in threaded connection with the sleeve, the worm wheel is sleeved on the first screw rod, the worm wheel is meshed with the worm, the limiting unit is connected with the sleeve, and the top end of the sleeve is connected with the bottom surface of the main body;
the limiting unit comprises a supporting rod, a limiting rod and a limiting block, a limiting groove is formed in the outer wall of the sleeve, the limiting groove extends axially along the outer wall of the sleeve, the limiting block is located in the limiting groove, the limiting block is matched with the limiting groove, the limiting block is connected with the limiting groove in a sliding mode, the supporting rod is arranged on the groove bottom of the groove, the limiting rod is located between the supporting rod and the limiting block, and the supporting rod is connected with the limiting block through the limiting rod;
the second lifting assembly comprises an air cylinder and a supporting plate, the air cylinder is vertically upwards arranged on the groove bottom of the groove, the supporting plate is horizontally arranged above the air cylinder, and the top surface of the supporting plate is connected with the bottom surface of the main body;
the anti-falling mechanism comprises a guardrail, a pushing assembly and a turnover assembly, the turnover assembly is arranged on the pushing assembly, and the turnover assembly is in transmission connection with the guardrail;
the pushing assembly comprises a second motor, a second lead screw, a sliding rod and two sliding blocks, the second lead screw is parallel to the horizontal plane, the second lead screw is perpendicular to the straight line where the bed head and the bed tail are located, the second motor is in transmission connection with the second lead screw, the sliding rod is parallel to the second lead screw, the sliding rod penetrates through the sliding block and is in sliding connection with the sliding block, a threaded hole is formed in the sliding block, the second lead screw penetrates through the sliding block through the threaded hole, the second lead screw is in threaded connection with the sliding block, two sections of threads with opposite rotation directions are formed in the second lead screw, and the two sliding blocks are in threaded connection with the two sections of second lead screws with opposite threads respectively;
the turnover assembly comprises two turnover units which are respectively arranged on the two sliding blocks, the two turnover units are symmetrically arranged relative to the main body, the turnover unit comprises a fixed plate, a rotating shaft, a third motor, a driving wheel, a driven wheel, a belt and a turnover rod, the fixed plate is horizontally arranged on the slide block, the rotating shaft is horizontally arranged and is connected with the fixed plate through a bearing seat, the third motor is arranged on the fixed plate, the third motor is in transmission connection with the driving wheel, the driven wheel is sleeved on the rotating shaft, the driving wheel is in transmission connection with the driven wheel through a belt, the folding rod is vertically connected with the rotating shaft, the rotating shaft is positioned between the turnover rods and the fixing plate, the guardrails are horizontally arranged, the turnover rods are positioned between the guardrails and the rotating shaft, the number of the guardrails is two, and the two guardrails are respectively and fixedly connected with the two turnover rods;
an antenna and a PLC are arranged in the main body, and the antenna is electrically connected with the PLC.
Preferably, in order to improve the stability of the sleeve, a reinforcing mechanism is arranged in the groove and comprises a fourth motor, a cylindrical gear, a rack and a reinforcing rod, the fourth motor is connected with the cylindrical gear in a transmission mode, the rack is parallel to the horizontal plane, a sliding groove is formed in the groove, the rack is located in the sliding groove and is in sliding connection with the sliding groove, the cylindrical gear is meshed with the rack, the reinforcing rod and the rack are on the same horizontal line, a through hole is formed in the top end of the sleeve and corresponds to and is matched with the reinforcing rod, and the through hole is provided with a plurality of through holes which are arranged along the axial direction of the sleeve.
Preferably, in order to improve the firmness of the connection between the limiting rod and the sleeve, the limiting groove is a dovetail groove.
Preferably, in order to improve the stability of the sliding block, the number of the sliding rods is two, and the two sliding rods are symmetrically arranged about the second screw rod.
Preferably, the surface of the second screw rod is provided with an anti-corrosion zinc coating for preventing rust and enabling the guardrail to move rapidly.
Preferably, in order to improve the stability of the guardrail, the two sides of the main body are provided with electromagnets, and iron blocks are arranged in the guardrail.
Preferably, in order to prevent the guardrail from being still adsorbed on the main body after the electromagnet is powered off, the electromagnet is made of silicon steel.
Preferably, a storage chamber is provided in the main body to facilitate storage of the article.
Preferably, in order to provide an alarm function, an alarm clock is arranged on the main body and is electrically connected with the PLC.
Preferably, in order to make the working state of the device intelligent, the first motor, the second motor and the third motor are all servo motors.
The intelligent children bed has the advantages that when the bed bottom needs to be cleaned, the height of the bed can be adjusted through the lifting mechanism, so that the bed is lifted properly, and people can clean the bed bottom conveniently; in addition, the anti-falling mechanism can protect the children, and the children are prevented from being injured or frightened due to falling from the bed.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an intelligent child bed of the present invention.
Fig. 2 is a schematic structural diagram of the first lifting assembly of the intelligent children's bed.
Fig. 3 is a schematic view of a connection structure of the sleeve and the limiting unit of the intelligent cot.
Fig. 4 is a schematic view of a connection structure of the bed foot, the first lifting assembly and the reinforcing mechanism of the intelligent children bed.
Fig. 5 is a schematic view of the connection structure of the main body and the anti-falling mechanism of the intelligent children bed.
Fig. 6 is an enlarged view of a portion a of fig. 5.
Fig. 7 is a schematic view of a connection structure of the guardrail and the folding unit of the intelligent cot.
In the figure: 1. the anti-falling device comprises a main body, 2, bed legs, 3, an anti-falling mechanism, 4, a first lifting assembly, 5, a first motor, 6, a worm, 7, a worm wheel, 8, a first screw rod, 9, a sleeve, 10, a supporting rod, 11, a limiting rod, 12, a limiting block, 13, an air cylinder, 14, a supporting plate, 15, a guardrail, 16, a second motor, 17, a second screw rod, 18, a sliding rod, 19, a sliding block, 20, a fixing plate, 21, a rotating shaft, 22, a third motor, 23, a driving wheel, 24, a driven wheel, 25, a belt, 26, a turnover rod, 27, a fourth motor, 28, a cylindrical gear, 29, a rack, 30, a reinforcing rod and 31 through holes.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-7, an intelligent children bed comprises a main body 1 and bed legs 2, wherein the main body 1 further comprises a lifting mechanism and an anti-falling mechanism 3, a groove is formed in the top surface of the bed legs 2, the lifting mechanism is arranged in the groove, the lifting mechanism is in transmission connection with the main body 1, and the anti-falling mechanism 3 is arranged below the main body 1;
when the bed bottom needs to be cleaned, the height of the bed can be adjusted through the lifting mechanism, so that the bed is properly lifted, and people can clean the bed bottom conveniently; in addition, the anti-falling mechanism 3 can protect children, and the children are prevented from being injured or frightened due to falling from the bed.
The lifting mechanism comprises two first lifting components 4 and two second lifting components, wherein the two first lifting components 4 are respectively arranged in the two bed legs 2 positioned at the head of the bed, the two second lifting components are respectively arranged in the two bed legs 2 positioned at the tail of the bed;
the first lifting assembly 4 comprises a first motor 5, a worm 6, a worm wheel 7, a first lead screw 8, a sleeve 9 and a limiting unit, the first motor 5 is in transmission connection with the worm 6, the first lead screw 8 is vertically arranged, the bottom end of the first lead screw 8 is connected with the groove bottom of the groove through a bearing, the top end of the first lead screw 8 is located in the sleeve 9, threads are arranged on the inner wall of the sleeve 9, the first lead screw 8 is in threaded connection with the sleeve 9, the worm wheel 7 is sleeved on the first lead screw 8, the worm wheel 7 is meshed with the worm 6, the limiting unit is connected with the sleeve 9, and the top end of the sleeve 9 is connected with the bottom surface of the main body 1;
the limiting unit comprises a supporting rod 10, a limiting rod 11 and a limiting block 12, a limiting groove is formed in the outer wall of the sleeve 9, the limiting groove extends axially along the outer wall of the sleeve 9, the limiting block 12 is located in the limiting groove, the limiting block 12 is matched with the limiting groove, the limiting block 12 is connected with the limiting groove in a sliding mode, the supporting rod 10 is arranged on the bottom of the groove, the limiting rod 11 is located between the supporting rod 10 and the limiting block 12, and the supporting rod 10 is connected with the limiting block 12 through the limiting rod 11;
the second lifting assembly comprises an air cylinder 13 and a supporting plate 14, the air cylinder 13 is vertically upwards arranged on the bottom of the groove, the supporting plate 14 is horizontally arranged above the air cylinder 13, and the top surface of the supporting plate 14 is connected with the bottom surface of the main body 1;
when the end of a bed needs to be cleaned, the accessible cell-phone is controlled, pass to PLC with radio signal, the work of the first motor 5 of PLC control, first motor 5 drive worm 6 rotates, worm 6 passes through worm wheel 7 drive first lead screw 8 and rotates for sleeve 9 rebound, simultaneously, cylinder 13 work, the output shaft upward movement of cylinder 13, drive backup pad 14 rebound, the event makes head of a bed and tailstock lifted simultaneously, makes things convenient for people to clean the end of a bed.
The anti-falling mechanism 3 comprises a guardrail 15, a pushing assembly and a turnover assembly, wherein the turnover assembly is arranged on the pushing assembly and is in transmission connection with the guardrail 15;
the pushing assembly comprises a second motor 16, a second screw rod 17, a sliding rod 18 and a sliding block 19, the second screw rod 17 is parallel to the horizontal plane, the second screw rod 17 is perpendicular to the straight line where the bed head and the bed tail are located, the second motor 16 is in transmission connection with the second screw rod 17, the sliding rod 18 is parallel to the second screw rod 17, the sliding rod 18 penetrates through the sliding block 19, the sliding rod 18 is in sliding connection with the sliding block 19, a threaded hole is formed in the sliding block 19, the second screw rod 17 penetrates through the sliding block 19 through the threaded hole, the second screw rod 17 is in threaded connection with the sliding block 19, two sections of threads with opposite rotation directions are arranged on the second screw rod 17, two sliding blocks 19 are arranged on the sliding block 19, and the two sliding blocks 19 are respectively in threaded connection with the two sections of second screw rods 17;
the turnover assembly comprises two turnover units, the two turnover units are respectively arranged on two sliding blocks 19, the two turnover units are symmetrically arranged about a main body 1, the turnover units comprise a fixing plate 20, a rotating shaft 21, a third motor 22, a driving wheel 23, a driven wheel 24, a belt 25 and a turnover rod 26, the fixing plate 20 is horizontally arranged on the sliding block 19, the rotating shaft 21 is horizontally arranged, the rotating shaft 21 is connected with the fixing plate 20 through a bearing seat, the third motor 22 is arranged on the fixing plate 20, the third motor 22 is in transmission connection with the driving wheel 23, the driven wheel 24 is sleeved on the rotating shaft 21, the driving wheel 23 is in transmission connection with the driven wheel 24 through the belt 25, the turnover rod 26 is vertically connected with the rotating shaft 21, the rotating shaft 21 is positioned between the turnover rod 26 and the fixing plate 20, the guardrail 15 is horizontally arranged, the turnover rod 26 is positioned between the guardrail 15 and the rotating shaft 21, the number of the guardrails 15 is two, and the two guardrails 15 are respectively and fixedly connected with the two turnover rods 26;
an antenna and a PLC are arranged in the main body 1 and electrically connected.
When children are in bed, the accessible cell-phone is controlled, pass to PLC with radio signal, PLC control second motor 16 work, second motor 16 drive second lead screw 17 rotates, thereby make two sliders 19 do opposite movement, make two guardrails 15 remove the both sides of bed, at this moment, third motor 22 starts, third motor 22 drive action wheel 23 rotates, action wheel 23 passes through belt 25 drive and rotates from driving wheel 24, it rotates to drive pivot 21, make folding rod 26 rotate, thereby make guardrail 15 rotate 90 degrees, support until leaning on with main part 1, thereby protect children, avoid children because of falling from the bed and be injured or receive the surprise.
Preferably, in order to improve the stability of the sleeve 9, a reinforcing mechanism is arranged in the groove, the reinforcing mechanism comprises a fourth motor 27, a cylindrical gear 28, a rack 29 and a reinforcing rod 30, the fourth motor 27 is in transmission connection with the cylindrical gear 28, the rack 29 is parallel to the horizontal plane, a sliding groove is arranged in the groove, the rack 29 is positioned in the sliding groove, the rack 29 is in sliding connection with the sliding groove, the cylindrical gear 28 is meshed with the rack 29, the reinforcing rod 30 is on the same horizontal line with the rack 29, a through hole 31 is formed in the top end of the sleeve 9, the through hole 31 corresponds to and matches with the reinforcing rod 30, a plurality of through holes 31 are formed in the through hole 31, each through hole 31 is axially arranged along the sleeve 9, the sleeve 9 needs to be reinforced due to the fact that the head of the bed is heavier relative to the tail of the bed, when the sleeve 9 is lifted to a certain height, the fourth motor 27, the cylindrical gear 28 drives the reinforcing rods 30 to move through the racks 29, so that the reinforcing rods 30 are inserted into the corresponding through holes 31 to limit the sleeve 9, and the stability of the sleeve 9 is improved.
Preferably, in order to improve the connection firmness of the limiting rod 11 and the sleeve 9, the limiting groove is a dovetail groove.
Preferably, in order to improve the stability of the sliding of the slider 19, the sliding rods 18 are two, the two sliding rods 18 are symmetrically arranged about the second lead screw 17, and the two sliding rods 18 can better limit the rotation of the slider 19, so that the slider 19 can move along the second lead screw 17 more stably.
Preferably, in order to prevent rust and enable the guardrail 15 to move rapidly, the surface of the second screw rod 17 is provided with an anti-corrosion zinc coating, and since a zinc corrosion product has a good protection effect on zinc, the corrosion speed is very slow, the service life of the second screw rod is l 5-30 times that of non-galvanized zinc, so that the surface of the second screw rod 17 can be prevented from rusting, the moving speed of the sliding block 19 is prevented from being influenced, and the guardrail 15 can move rapidly.
Preferably, in order to improve the stability of the guardrail 15, the two sides of the main body 1 are provided with electromagnets, iron blocks are arranged in the guardrail 15, and after the guardrail 15 is turned over and is close to the main body 1, the electromagnets are electrified to adsorb the guardrail 15 on the main body 1, so that the stability of the guardrail 15 is improved.
Preferably, in order to prevent the guardrail 15 from being still attached to the main body 1 after the electromagnet is powered off, the electromagnet is made of silicon steel, and the electromagnet made of silicon steel has magnetism when being powered on, so that the magnetism disappears quickly after the electromagnet is powered off, and the guardrail 15 can be prevented from being still attached to the main body 1 after the electromagnet is powered off.
Preferably, a storage chamber is provided in the main body 1 to facilitate storage of articles.
Preferably, in order to provide an alarm function, an alarm clock is arranged on the main body 1 and electrically connected with the PLC, and the PLC can control the alarm clock to work through a timing function, so that the alarm function is provided for children.
Preferably, in order to make the working state of the device intelligent, the first motor 5, the second motor 16 and the third motor 22 are all servo motors, and since the servo motors can make the control speed and the position precision very accurate, and can convert the voltage signals into torque and rotating speed to drive the control object, an intelligent control system can be formed, so that the lifting mechanism and the anti-falling mechanism 3 can better cooperate with each other.
Compared with the prior art, the intelligent child bed has the advantages that when the bed bottom needs to be cleaned, the height of the bed can be adjusted through the lifting mechanism, so that the bed is lifted properly, and people can clean the bed bottom conveniently; in addition, the anti-falling mechanism 3 can protect children, and the children are prevented from being injured or frightened due to falling from the bed.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.