CN111837983A

CN111837983A - Lithium power battery's pet knapsack

Info

Publication number: CN111837983A
Application number: CN202010820760.2A
Authority: CN
Inventors: 李�杰
Original assignee: Longyou Chunping Pet Products Co ltd
Current assignee: Longyou Chunping Pet Products Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-10-30

Abstract

The invention discloses a pet backpack of a lithium power battery, which comprises a box body, wherein a backpack belt is fixedly arranged on the left side end surface of the box body, a placing cavity is arranged in the box body, a threaded shaft sleeve sliding groove with a downward opening is arranged on the top wall of the placing cavity, a lithium battery and a power mechanism positioned on the upper side of the lithium battery are fixedly arranged on the right side inner wall of the threaded shaft sleeve sliding groove, a charging socket with a rightward opening is arranged on the right side end surface of the lithium battery, a ventilation mechanism is arranged on the top end surface of the box body, and a bin gate cavity is arranged on the right side inner wall; the novel backpack has a simple structure, is convenient and fast to operate, realizes ventilation of personnel and the inside of the backpack when the backpack bears and loads pets, improves the comfort level of the personnel and the pets, can automatically clean the inside of the backpack after use, and ensures the sanitary safety of the pets in subsequent use.

Description

Lithium power battery's pet knapsack

Technical Field

The invention relates to the field related to lithium power batteries, in particular to a pet backpack of a lithium power battery.

Background

In recent years, more and more people are raising pets, and people often carry the pets out through a pet backpack.

At present, the basic functions of bearing and loading pets by the basic backpack are realized by the pet backpack on the market, but the ventilation condition inside the existing pet backpack is not ideal, and the inside of the backpack needs to be cleaned manually after use to ensure subsequent use, so that time and labor are wasted.

Disclosure of Invention

The invention aims to provide a pet backpack with a lithium power battery, which solves the problem that the ventilation condition in the backpack is not ideal, and simultaneously, the invention also increases the function of automatically cleaning the interior of the backpack.

The pet backpack of the lithium power battery comprises a box body, a backpack belt is fixedly arranged on the left side end face of the box body, a placing cavity is arranged in the box body, a threaded shaft sleeve sliding groove with a downward opening is arranged on the top wall of the placing cavity, a lithium battery and a power mechanism positioned on the upper side of the lithium battery are fixedly arranged on the right side inner wall of the threaded shaft sleeve sliding groove, a charging socket with a rightward opening is arranged on the right side end face of the lithium battery, a ventilation mechanism is arranged on the top end face of the box body, a bin door cavity is arranged on the right side inner wall of the placing cavity in a penetrating manner, a bin door is assembled in the bin door cavity, a pressing plate is arranged in the placing cavity in a sliding manner, a pressing plate spring fixedly connected with the bottom wall of the placing cavity is fixedly arranged on the bottom wall of the pressing plate, a connecting block sliding groove with, the connecting block is characterized in that a first pull rope is fixedly connected to the end face of the left side of the connecting block, a first through hole located on the right side of the connecting block chute is vertically arranged on the bottom wall of the placing cavity in a through mode, a first fixing net for cutting off the first through hole is fixedly arranged in the first through hole, a screw rod extending upwards is rotatably connected to the top wall of the threaded shaft sleeve sliding groove, a threaded shaft sleeve is slidably arranged in the threaded shaft sleeve sliding groove, the screw rod penetrates through the threaded shaft sleeve and is meshed with the threaded shaft sleeve, a rotating ring sliding groove with a downward opening is arranged on the end face of the bottom of the threaded shaft sleeve, a rotating ring is slidably arranged in the rotating ring sliding groove, a rotating rod located in the placing cavity is fixedly arranged on the end face of the bottom of the rotating ring, a telescopic rod fixedly connected with the end face of the top of the rotating rod is fixedly, a transmission cavity with a downward opening is arranged on the inner top wall of the sliding groove of the rotating ring, a first spline shaft is rotated on the left inner wall and the right inner wall of the transmission cavity, a second bevel gear meshed with the first bevel gear is fixedly arranged on the first spline shaft, a winding wheel positioned on the left side of the second bevel gear is rotatably arranged on the first spline shaft, a second pull rope is fixedly connected onto the winding wheel, a first spline sleeve positioned on the left side of the winding wheel is in spline fit on the first spline shaft, first meshing teeth are fixedly arranged on the right end face of the first spline sleeve, second meshing teeth matched with the first meshing teeth are fixedly arranged on the left end face of the winding wheel, a T-shaped groove with an opening far away from the center of the first spline shaft is arranged on the annular end face of the first spline sleeve, a T-shaped rod extending downwards is arranged in the T-shaped groove in a sliding manner, and a third pull rope is fixedly connected onto the right end face of the part of the T-shaped rod extending into, and a spline housing spring fixedly connected with the inner wall on the left side of the transmission cavity is rotationally arranged on the end surface on the left side of the first spline housing.

Further, clean mechanism includes opening that is equipped with on the rotor bar bottom terminal surface is the sliding block spout of opening down and bilateral symmetry, be equipped with on the rotor bar bottom terminal surface and be located two the opening decurrent piece spout that bears between the sliding block spout, it is equipped with the piece that bears to slide in the piece spout, compress on the piece top terminal surface fixed be equipped with roof fixed connection's in the piece spout piece spring that bears, it has first clean piece to bear piece bottom terminal surface facial make-up, fixedly connected with on the piece left side terminal surface that bears the third stay cord is kept away from the other end of T shape pole, it is equipped with the sliding block to slide in the sliding block spout, fixed being equipped with on the sliding block bottom terminal surface is located place the clamping board of intracavity, clamping board bottom terminal surface make-up is equipped with the clean piece of second, the sliding block orientation fixed be equipped with on the terminal surface of piece spout one side with the sliding block of sliding block spout inner The sliding block faces the end face of one side of the pressed block sliding groove and is fixedly connected with the other end, away from the winding wheel, of the second pull rope, and the elastic force of the pressed block spring is smaller than that of the pressure plate spring.

Further, the ventilation mechanism comprises a ventilation cavity with an upward opening arranged on the top end surface of the box body, a back ventilation cavity with an upward opening is arranged on the inner bottom wall of the ventilation cavity, a second through hole is communicated between the ventilation cavity and the back ventilation cavity, a third through hole is communicated between the ventilation cavity and the placing cavity, a second fixing net is fixedly arranged in each of the second through hole and the third through hole, a fourth through hole is arranged on the left inner wall of the back ventilation cavity in a left-right through way, a third fixing net is fixedly arranged in the fourth through hole, a fourth fixing net and a fixing rod positioned on the lower side of the fourth fixing net are fixedly arranged in the ventilation cavity, a first belt wheel cavity is arranged in the fixed rod, a transmission shaft extending upwards is rotatably arranged on the upper inner wall and the lower inner wall of the first belt wheel cavity, the transmission shaft is fixedly provided with a first belt pulley, and the part of the transmission shaft extending upwards into the ventilation cavity is fixedly provided with fan blades.

Furthermore, the power mechanism comprises a power cavity fixedly arranged on the inner wall of the right side of the threaded shaft sleeve sliding groove and positioned on the upper side of the lithium battery, a motor is fixedly arranged on the inner wall of the power cavity, the motor is electrically connected with the lithium battery through a circuit, a second spline shaft is in power connection with the end surface of the top of the motor, second belt wheels which are symmetrical up and down are rotatably arranged on the second spline shaft, the second belt wheels on the lower side are in transmission fit connection with the first belt wheels through a transmission belt, a second spline sleeve positioned between the two second belt wheels is in spline fit with the second spline shaft, third meshing teeth which are symmetrical up and down are fixedly arranged on the upper and lower end surfaces of the second spline sleeve, and fourth meshing teeth which are matched with the third meshing teeth are fixedly arranged on the end surfaces of the two second belt wheels facing to one side of the second spline sleeve, a shifting piece is fixedly arranged on the annular end surface of the second spline sleeve, a shifting block chute with a leftward opening is arranged on the inner wall of the right side of the power cavity, a shifting block with a leftward opening is arranged in the shifting block sliding groove in a sliding manner, the leftward opening of the shifting block is connected with the shifting piece in a rotating fit manner through a bearing, a shifting block spring fixedly connected with the inner top wall of the shifting block chute is fixedly arranged on the end surface of the top of the shifting block, the end surface of the bottom of the shifting block is fixedly connected with the other end of the first pull rope far away from the connecting block, a second belt wheel cavity is arranged on the top wall in the sliding groove of the threaded shaft sleeve, the screw rod penetrates through the upper inner wall and the lower inner wall of the second belt wheel cavity and is connected with the upper inner wall and the lower inner wall in a rotating matching way, and a third belt wheel is fixedly arranged on the part of the screw rod, which is positioned in the second belt wheel cavity, and the third belt wheel is in transmission fit connection with the second belt wheel on the upper side through a transmission belt.

The invention has the beneficial effects that: the novel backpack has a simple structure, is convenient and fast to operate, realizes ventilation of personnel and the inside of the backpack when the backpack bears and loads pets, improves the comfort level of the personnel and the pets, can automatically clean the inside of the backpack after use, and ensures the sanitary safety of the pets in subsequent use.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram at B in fig. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The pet backpack with the lithium power battery, which is described in conjunction with the attached drawings 1-3, comprises a box body 10, a backpack strip 11 is fixedly arranged on the left end face of the box body 10, a placing cavity 58 is arranged in the box body 10, a threaded shaft sleeve sliding groove 27 with a downward opening is arranged on the top wall in the placing cavity 58, a lithium battery 34 and a power mechanism located on the upper side of the lithium battery 34 are fixedly arranged on the inner wall of the right side of the threaded shaft sleeve sliding groove 27, a charging socket 33 with a rightward opening is arranged on the right end face of the lithium battery 34, a ventilation mechanism is arranged on the top end face of the box body 10, a bin door cavity 50 is arranged on the inner wall of the right side of the placing cavity 58 in a through manner, a bin door 49 is arranged in the bin door cavity 50, a pressing plate 57 is arranged in the placing cavity 58 in a sliding manner, a pressing plate spring 56 fixedly connected with the bottom end face of the, the connecting block chute 53 is internally provided with a connecting block 54 fixedly connected with the bottom end face of the pressing plate 57 in a sliding manner, the left end face of the connecting block 54 is fixedly connected with a first pull rope 55, the inner wall of the placing cavity 58 is provided with a first through hole 52 positioned at the right side of the connecting block chute 53 in a vertically through manner, the first through hole 52 is internally fixedly provided with a first fixing net 51 for cutting off the first through hole 52, the inner top wall of the threaded shaft sleeve sliding groove 27 is rotatably connected with an upwardly extending screw rod 30, the threaded shaft sleeve sliding groove 27 is internally provided with a threaded shaft sleeve 28 in a sliding manner, the screw rod 30 penetrates through the threaded shaft sleeve 28 and is meshed with the threaded shaft sleeve, the bottom end face of the threaded shaft sleeve 28 is provided with a rotating ring chute 62 with a downward opening, the rotating ring 63 is slidably arranged in the rotating ring chute 62, and the bottom end face, the end face of the bottom of the screw 30 is fixedly provided with an expansion link 35 fixedly connected with the end face of the top of the rotating rod 48, the rotating rod 48 is internally provided with a cleaning mechanism, the end face of the top of the rotating ring 63 is fixedly provided with a first bevel gear 64, the top wall of the inside of the sliding chute 62 of the rotating ring is provided with a transmission cavity 66 with a downward opening, the left and right inner walls of the transmission cavity 66 are rotated with a first spline shaft 65, the first spline shaft 65 is fixedly provided with a second bevel gear 67 engaged with the first bevel gear 64, the first spline shaft 65 and which one of the rotation shafts are provided with a winding wheel 68 positioned on the left side of the second bevel gear 67, the winding wheel 68 is fixedly connected with a second pull rope 45, the first spline shaft 65 is provided with a first spline housing 75 positioned on the left side of the winding wheel 68 in a spline fit manner, and the end face of the right, fixed be equipped with on the winding wheel 68 left side terminal surface with first meshing tooth matched with second meshing tooth, be equipped with the opening on the 75 annular end surfaces of first spline housing and keep away from the T-slot 59 at first integral key shaft 65 center, it is equipped with downwardly extending's T shape pole 61 to slide in the T-slot 59, T shape pole 61 stretches into fixedly connected with third stay cord 43 on the right side terminal surface of the part in the transmission chamber 66, rotate on the 75 left side terminal surfaces of first spline housing be equipped with transmission chamber 66 left side inner wall fixed connection's spline housing spring 60.

Beneficially, the cleaning mechanism comprises a sliding block sliding groove 44 which is provided with a downward opening and is symmetrical left and right on the end face of the bottom of the rotating rod 48, a pressed block sliding groove 39 which is provided with two downward openings between the sliding block sliding grooves 44 is arranged on the end face of the bottom of the rotating rod 48, a pressed block 41 is arranged in the pressed block sliding groove 39 in a sliding manner, a pressed block spring 40 which is fixedly connected with the top wall of the pressed block sliding groove 39 is fixedly arranged on the end face of the top of the pressed block 41, a first cleaning block 42 is arranged on the end face of the bottom of the pressed block 41 in a loading manner, a third pull rope 43 is connected with the other end of the T-shaped rod 61 in a keeping away from the pressed block sliding groove 44, a sliding block 47 is arranged in the sliding block sliding groove 44 in a sliding manner, a clamping plate 37 which is arranged in the placing cavity 58 is fixedly arranged on, the end face, facing one side of the pressed block sliding groove 39, of the sliding block 47 is fixedly provided with a sliding block spring 46 fixedly connected with the inner wall of the sliding block sliding groove 44, the end face, facing one side of the pressed block sliding groove 39, of the sliding block 47 is fixedly connected with the other end, away from the winding wheel 68, of the second pull rope 45, and the elastic force of the pressed block spring 40 is smaller than that of the pressure plate spring 56.

Beneficially, the ventilation mechanism includes a ventilation cavity 12 with an upward opening formed on the top end face of the box 10, a back ventilation cavity 19 with an upward opening formed on the bottom wall of the ventilation cavity 12, a second through hole 14 communicated between the ventilation cavity 12 and the back ventilation cavity 19, a third through hole 20 communicated between the ventilation cavity 12 and the placement cavity 58, a second fixing net 15 fixed in the second through hole 14 and the third through hole 20, a fourth through hole 16 communicated from left to right on the inner wall of the left side of the back ventilation cavity 19, a third fixing net 17 fixed in the fourth through hole 16, a fourth fixing net 21 and a fixing rod 13 located on the lower side of the fourth fixing net 21 fixed in the ventilation cavity 12, a first pulley cavity 24 arranged in the fixing rod 13, and a transmission shaft 23 extending upward and rotatably arranged on the upper and lower inner walls of the first pulley cavity 24, a first belt pulley 25 is fixedly arranged on the transmission shaft 23, and a fan blade 22 is fixedly arranged on the part of the transmission shaft 23 extending upwards into the ventilation cavity 12.

Advantageously, the power mechanism includes a power cavity 26 fixedly disposed on the inner wall of the right side of the threaded shaft sleeve sliding groove 27 and located on the upper side of the lithium battery 34, a motor 70 is fixedly disposed on the inner bottom wall of the power cavity 26, the motor 70 is electrically connected with the lithium battery 34 through a circuit, a second spline shaft 74 is dynamically connected to the top end surface of the motor 70, a second pulley 32 which is symmetrical up and down is rotatably disposed on the second spline shaft 74, the second pulley 32 on the lower side is connected with the first pulley 25 through a transmission belt in a transmission fit manner, a second spline sleeve 69 which is located between the two second pulleys 32 is spline-fitted on the second spline shaft 74, third meshing teeth which are symmetrical up and down are fixedly disposed on the upper and lower end surfaces of the second spline sleeve 69, fourth meshing teeth which are matched with the third meshing teeth are fixedly disposed on the end surfaces of the two second pulleys 32 facing to the second spline sleeve 69, a shifting piece is fixedly arranged on the annular end surface of the second spline sleeve 69, a shifting block sliding groove 73 with a leftward opening is arranged on the inner wall of the right side of the power cavity 26, a shifting block 71 with a leftward opening is arranged in the shifting block sliding groove 73 in a sliding manner, the leftward opening of the shifting block 71 is connected with the shifting piece in a rotating fit manner through a bearing, a shifting block spring 72 fixedly connected with the inner top wall of the shifting block sliding groove 73 is fixedly arranged on the end surface of the top of the shifting block 71, the end surface of the bottom of the shifting block 71 is fixedly connected with the other end of the first pull rope 55 far away from the connecting block 54, a second belt wheel cavity 29 is arranged on the inner top wall of the threaded shaft sleeve sliding groove 27, the screw rod 30 penetrates through the upper inner wall and the lower inner wall of the second belt wheel cavity 29 and is connected with the upper inner wall and the lower inner wall in a rotating matching way, a third belt wheel 31 is fixedly arranged on the part of the screw 30 positioned in the second belt wheel cavity 29, the third belt wheel 31 is connected with the second belt wheel 32 on the upper side in a transmission fit manner through a transmission belt.

In an initial state, the dial 71 is located at an upper limit position under the action of the dial spring 72, the second spline housing 69 is located at the upper limit position, so that the third engaging tooth on the upper side is engaged with the fourth engaging tooth on the upper side, the first spline housing 75 is located at a left limit position under the action of the spline housing spring 60, so that the first engaging tooth is disengaged from the second engaging tooth, the sliding block 47 is located at a limit position away from the pressed block sliding groove 39 under the action of the sliding block spring 46, the pressed block 41 is located at a lower limit position under the action of the pressed block spring 40, the pressing plate 57 is located at an upper limit position under the action of the pressing plate spring 56, and the connecting block 54 is located at an upper limit position.

When the pet ventilation device works, the bin door 49 is disconnected, a pet is placed on the pressure plate 57, the bin door 49 is closed, the pressure plate 57 drives the connecting block 54 to move downwards under the action of the gravity of the pet to tension the first pull rope 55, so that the shifting block 71 moves downwards to drive the second spline sleeve 69 to move downwards to the lower limit position, the second spline sleeve 69 is located at the lower limit position, so that the third meshing teeth on the lower side are meshed with the fourth meshing teeth on the lower side, the motor 70 is started, the motor 70 drives the second spline shaft 74 and the second spline sleeve 69 located on the second spline shaft 74 to rotate, so that the second spline sleeve 69 rotates to drive the second belt wheel 32 on the lower side meshed with the second spline shaft to rotate, the second belt wheel 32 on the lower side rotates to drive the first belt wheel 25 to rotate, so as to drive the fan blade 22 coaxial with the first belt wheel 25 to rotate, the fan 22 rotates to ventilate the fourth through the ventilation cavity 12 and the back ventilation cavity 19, and ventilate people, the fan blade 22 rotates and pushes the placing cavity 58 through the ventilation cavity 12, the third through hole 20, the placing cavity 58 and the first through hole 52 to ventilate so as to ensure the circulation and heat dissipation of air in the pet box; after the pet is taken out, the pressing plate 57 moves upwards under the action of the pressing plate spring 56 to loosen the first pull rope 55, so that the shifting block 71 moves upwards under the action of the shifting block spring 72 to return to the initial state, so that the second spline housing 69 moves upwards to return to the initial state, at the moment, the second spline housing 69 rotates to drive the second belt wheel 32 at the upper side meshed with the second spline housing to rotate, so as to drive the third belt wheel 31 to rotate, the third belt wheel 31 rotates to drive the screw rod 30 to rotate, so as to drive the threaded shaft sleeve 28 meshed with the screw rod to push the rotating rod 48 to move downwards, simultaneously the telescopic rod 35 is stretched, the screw rod 30 rotates to drive the rotating rod 48 to rotate through the telescopic rod 35, so as to enable the second cleaning block 36 to clean the inner wall of the placing cavity 58, when the threaded shaft sleeve 28 moves to the lower limit position, the pressing plate 57 presses the pressing block 41 to enable the pressing block, so that the first engaging teeth are engaged with the second engaging teeth, the rotating rod 48 rotates to drive the rotating ring 63 and the first bevel gear 64 to rotate, so as to drive the second bevel gear 67 engaged with the first bevel gear 64 to rotate, the second bevel gear 67 rotates to drive the first spline housing 75 coaxial therewith to rotate, so as to drive the winding wheel 68 engaged with the first spline housing 75 to rotate and tension the second pull rope 45, so that the sliding block 47 drives the clamping plate 37 and the second cleaning block 36 to displace the bottom plate of the cleaning pressing plate 57 towards the direction close to the pressure block sliding groove 39; after the cleaning of the pressure plate 57 is completed, the motor 70 drives the second spline shaft 74 to rotate reversely, so that the device is reset to complete all the work.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lithium power battery's pet knapsack, includes the box, its characterized in that: a backpack strip is fixedly arranged on the left side end face of the box body, a placing cavity is arranged in the box body, a threaded shaft sleeve sliding groove with a downward opening is formed in the top wall of the placing cavity, a lithium battery and a power mechanism positioned on the upper side of the lithium battery are fixedly arranged on the inner wall of the right side of the threaded shaft sleeve sliding groove, a charging socket with a right opening is arranged on the right side end face of the lithium battery, a ventilation mechanism is arranged on the top end face of the box body, and a bin gate cavity is arranged on the inner wall of the right; the bin gate is assembled in the bin gate cavity, a pressing plate is arranged in the placing cavity in a sliding mode, a pressing plate spring fixedly connected with the bottom wall of the placing cavity is fixedly arranged on the bottom end face of the pressing plate bottom, a connecting block sliding groove with an upward opening is formed in the bottom wall of the placing cavity, a connecting block fixedly connected with the bottom end face of the pressing plate is arranged in the connecting block sliding groove in a sliding mode, a first pull rope is fixedly connected to the left end face of the connecting block, a first through hole located on the right side of the connecting block sliding groove is formed in the bottom wall of the placing cavity in a vertically penetrating mode, a first fixing net for cutting off the first through hole is fixedly arranged in the first through hole, an upward extending screw rod is rotatably connected to the top wall in the threaded shaft sleeve sliding groove, a threaded shaft sleeve is slidably arranged in the threaded shaft sleeve sliding groove, the screw rod penetrates, a rotating ring is arranged in the rotating ring sliding groove in a sliding manner, a rotating rod positioned in the placing cavity is fixedly arranged on the bottom end face of the rotating ring, a telescopic rod fixedly connected with the top end face of the rotating rod is fixedly arranged on the bottom end face of the screw rod, a cleaning mechanism is arranged in the rotating rod, a first bevel gear is fixedly arranged on the top end face of the rotating ring, a transmission cavity with a downward opening is arranged on the inner top wall of the rotating ring sliding groove, first spline shafts are rotated on the left inner wall and the right inner wall of the transmission cavity, a second bevel gear meshed with the first bevel gear is fixedly arranged on the first spline shafts, a winding wheel positioned on the left side of the second bevel gear is arranged on the first spline shafts and is rotated, second pull ropes are fixedly connected on the winding wheel, a first spline sleeve positioned on the left side of the winding wheel is in spline fit on the first spline shafts, and first meshing teeth are fixedly arranged on the right end, the winding wheel is fixedly provided with and first meshing tooth matched with second meshing tooth on the end face of the left side, be equipped with the opening on the annular end face of first spline housing and keep away from the T-slot at first spline shaft center, it is equipped with downwardly extending's T shape pole to slide in the T-slot, T shape pole stretches into fixedly connected with third stay cord on the end face of the right side of the part in the transmission chamber, rotate on the end face of the left side of first spline housing be equipped with transmission chamber left side inner wall fixed connection's spline housing spring.

2. The pet backpack of lithium-ion power battery as claimed in claim 1, wherein: the cleaning mechanism comprises sliding block chutes which are provided with openings downwards and are bilaterally symmetrical on the bottom end face of the rotating rod, a pressed block chute which is provided with a downward opening and is positioned between the two sliding block chutes is arranged on the bottom end face of the rotating rod, a pressed block is arranged in the pressed block chute in a sliding way, a pressed block spring which is fixedly connected with the top wall in the pressed block chute is fixedly arranged on the top end face of the pressed block, a first cleaning block is arranged on the bottom end face of the pressed block, the left end face of the pressed block is fixedly connected with the other end of the T-shaped rod, which is far away from the third pull rope, a sliding block is arranged in the sliding block chute in a sliding way, a clamping plate which is positioned in the placing cavity is fixedly arranged on the bottom end face of the sliding block, a second cleaning block is arranged on the bottom end face of the clamping plate, and a sliding block spring which is fixedly connected with the, the end face, facing one side of the pressed block sliding groove, of the sliding block is fixedly connected with the other end, away from the winding wheel, of the second pull rope, and the elastic force of the pressed block spring is smaller than that of the pressure plate spring.

3. The pet backpack of lithium-ion power battery as claimed in claim 1, wherein: the ventilation mechanism comprises a ventilation cavity with an upward opening arranged on the top end surface of the box body, a back ventilation cavity with an upward opening arranged on the bottom wall in the ventilation cavity, a second through hole is communicated between the ventilation cavity and the back ventilation cavity, a third through hole is communicated between the ventilation cavity and the placing cavity, a second fixing net is fixedly arranged in the second through hole and the third through hole, a fourth through hole is arranged on the inner wall of the left side of the back ventilation cavity in a left-right through way, a third fixing net is fixedly arranged in the fourth through hole, a fourth fixing net and a fixing rod positioned on the lower side of the fourth fixing net are fixedly arranged in the ventilation cavity, a first belt wheel cavity is arranged in the fixed rod, a transmission shaft extending upwards is rotatably arranged on the upper inner wall and the lower inner wall of the first belt wheel cavity, the transmission shaft is fixedly provided with a first belt pulley, and the part of the transmission shaft extending upwards into the ventilation cavity is fixedly provided with fan blades.

4. The pet backpack of lithium-ion power battery as claimed in claim 1, wherein: the power mechanism comprises a power cavity which is fixedly arranged on the inner wall of the right side of the threaded shaft sleeve sliding groove and is positioned on the upper side of the lithium battery, a motor is fixedly arranged on the inner wall of the power cavity, the motor is electrically connected with the lithium battery through a circuit, a second spline shaft is in power connection with the top end surface of the motor, second belt wheels which are vertically symmetrical are rotatably arranged on the second spline shaft, the second belt wheels on the lower side are in transmission fit connection with the first belt wheels through a transmission belt, a second spline sleeve which is positioned between the two second belt wheels is in spline fit with the second spline shaft, third meshing teeth which are vertically symmetrical are fixedly arranged on the upper and lower end surfaces of the second spline sleeve, fourth meshing teeth which are matched with the third meshing teeth are fixedly arranged on the end surfaces of the two second belt wheels, which face towards one side of the second spline sleeve, and a shifting sheet is fixedly arranged on the annular end surface of the second spline sleeve, the novel belt wheel is characterized in that a shifting block chute with a left opening is formed in the inner wall of the right side of the power cavity, a shifting block with a left opening is arranged in the shifting block chute in a sliding mode, the opening of the shifting block to the left is connected with the shifting pieces in a bearing rotating fit mode, a shifting block spring fixedly connected with the inner wall of the shifting block chute is fixedly arranged on the top end face of the top of the shifting block, the first pull rope is fixedly connected with the end face of the bottom of the shifting block, the other end of the connecting block is far away from the first pull rope, a second belt wheel cavity is formed in the top wall of the sliding groove of the threaded shaft sleeve, the screw rod penetrates through the upper inner wall and the lower wall of the second belt wheel cavity and is connected with the upper wall of the second belt wheel cavity in a rotating fit mode, a third.