Supermarket shopping cart capable of being ridden
Technical Field
The invention relates to a supermarket shopping cart, in particular to a riding supermarket shopping cart.
Background
The supermarket shopping cart is an indispensable tool in our lives, can improve more demands of buyers on one hand and further improve the volume of sellers on the other hand when being used for supermarket shopping, and can achieve a win-win result of killing two birds with one stone.
With the improvement of life quality of people, people go to a supermarket to shop more and more, and need buy more article sometimes, more article directly are not good to take with the hand, and traditional shopping basket is carried and is more laborious, therefore supermarket shopping cart is a tool that people liked more, and supermarket shopping cart all is that hand push supermarket shopping cart removes to give first place to at present, and what walk like this can be tired more.
Therefore, it is urgently needed to develop a riding supermarket shopping cart capable of moving through riding to solve the problem that the hand-pushed supermarket shopping cart in the prior art is tired to move.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defect that a hand-pushed supermarket shopping cart is tired to move in the prior art, and the technical problem to be solved is to provide a riding supermarket shopping cart capable of moving through riding.
(2) Technical scheme
In order to solve the technical problem, the invention provides a supermarket shopping cart capable of being ridden, which comprises a placement frame, universal wheels, a riding mechanism and a swinging mechanism, wherein the universal wheels are symmetrically and rotatably connected to the two sides of the front side of the right part of the placement frame, the riding mechanism is arranged on the left side of the placement frame, the swinging mechanism is connected to the right side of the riding mechanism, and the swinging mechanism is connected with the placement frame.
Preferably, the mechanism of riding is including the mounting bracket, the seatpad, primary shaft bearing, first bull stick, first removal wheel, second bull stick and footboard, the left side of placing the frame is equipped with the mounting bracket, the top of mounting bracket is connected with the seatpad, primary shaft bearing is all installed to both sides around the bottom of mounting bracket, be connected with first bull stick on the primary shaft bearing, first bull stick passes primary shaft bearing, the intermediate junction of first bull stick has first removal wheel, first removal wheel is located between the primary shaft bearing of both sides around, both sides all are connected with the second bull stick around the first bull stick, the second bull stick of both sides is located the upper and lower both sides of first bull stick respectively around, the equal rotary type in outside of second bull stick is connected with the footboard.
Preferably, swing mechanism is including the second bearing frame, the third bull stick, a handle, the second removes the wheel, the head rod, swinging arms and second connecting rod, the second bearing frame is installed on the right side of mounting bracket, be connected with the third bull stick on the second bearing frame, the top of third bull stick is connected with the handle, the right side of third bull stick with place the frame and be connected, the bottom of third bull stick is connected with the head rod, the equal rotary type in both sides is connected with the swinging arms about the head rod, equal rotary type is connected with the second connecting rod between the outside of the swinging arms of the left and right sides, the outside of second connecting rod all is connected with the second and removes the wheel.
Preferably, the device also comprises a fourth rotating rod, a fifth rotating rod, a jacket and a spring, wire rope, the leading wheel, the pull ring, third bearing and sixth bull stick, third bearing is installed in the lower part left side of mounting bracket, be connected with the sixth bull stick on the third bearing, the left side of sixth bull stick is connected with the fourth bull stick, the left side rotary type of fourth bull stick is connected with the fifth bull stick, the fourth bull stick all is connected with the cover with the downside of fifth bull stick, it is located the front and back both sides on first travelling wheel upper portion respectively to press from both sides the cover, be connected with the spring between the upper portion front side of fourth bull stick and the upper portion rear side of fifth bull stick, the upper portion front side of fourth bull stick all is connected with wire rope with the upper portion rear side of fifth bull stick, the upper portion rear side of mounting bracket is connected with the leading wheel, the wire rope of front side walks around the leading wheel, the wire rope's of front side front end is connected with the pull ring, the wire rope.
Preferably, still including connecting rod and inserted bar, the right side upper portion of third bull stick is connected with the connecting rod, and the connecting rod is connected with the left side upper portion rotary type of placing the frame, and the left side sub-unit connection of placing the frame has the inserted bar, and open the downside of third bull stick has the through-hole, and the inserted bar passes the through-hole, inserted bar and through-hole cooperation.
Preferably, the material of placing the frame is stainless steel.
Preferably, the material of mounting bracket is Q235 steel.
Preferably, the pedal is made of high-quality steel.
The working principle is as follows: when a supermarket shopping cart is needed to be used for shopping in a supermarket, a customer can ride the mobile supermarket shopping cart through the riding mechanism, then the traveling direction of the supermarket shopping cart is changed through the swinging mechanism, and then the articles needing to be purchased are placed in the placing frame, so that the shopping can be conveniently ridden in the supermarket, and the shopping can be happily carried out.
Because the riding mechanism comprises a mounting frame, a seat cushion, a first bearing seat, a first rotating rod, a first movable wheel, a second rotating rod and a pedal, the mounting frame is arranged on the left side of the placing frame, the seat cushion is connected to the top of the mounting frame, the first bearing seat is arranged on the front side and the rear side of the bottom of the mounting frame, the first rotating rod is connected onto the first bearing seat and penetrates through the first bearing seat, the first movable wheel is connected to the middle of the first rotating rod, the first movable wheel is positioned between the first bearing seats on the front side and the rear side, the second rotating rod is connected to the front side and the rear side of the first rotating rod, the second rotating rods on the front side and the rear side are respectively positioned on the upper side and the lower side of the first rotating rod, the pedals are rotatably connected to the outer sides of the second rotating rods, when a supermarket shopping cart is used for shopping in a supermarket, a customer firstly sits on the seat cushion on the front side and, the pedal at the front side drives the second rotating rod at the front side to rotate clockwise, the second rotating rod at the front side drives the first rotating rod to rotate clockwise, the first rotating rod drives the second rotating rod at the rear side to rotate clockwise, the second rotating rod at the rear side drives the pedal at the rear side to rotate clockwise, so that the pedal at the rear side moves to the upper side, the pedal at the rear side is stepped on to the lower right, the pedal at the rear side drives the second rotating rod at the rear side to rotate clockwise, the second rotating rod at the rear side drives the first rotating rod to rotate clockwise, the second rotating rod at the front side drives the pedal at the front side to rotate clockwise, the pedal at the front side moves to the upper side, the pedal at the front side is continuously stepped on to the lower right, so that the continuous first rotating rod can rotate clockwise by continuous pedaling of the pedals at the front side and the first rotating rod drives the first moving wheel to rotate clockwise, so that the shopping cart moves to the right, the supermarket shopping cart can move through riding, so that the supermarket shopping experience is more pleasant.
Because the swing mechanism comprises a second bearing seat, a third rotating rod, a handle, a second moving wheel, a first connecting rod, a swing rod and a second connecting rod, the second bearing seat is installed on the right side of the installation frame, the second bearing seat is connected with the third rotating rod, the top of the third rotating rod is connected with the handle, the right side of the third rotating rod is connected with the placing frame, the bottom of the third rotating rod is connected with the first connecting rod, the left side and the right side of the first connecting rod are rotatably connected with the swing rod, the outermost sides of the swing rods on the left side and the right side are rotatably connected with the second connecting rod, the outer side of the second connecting rod is connected with the second moving wheel, when a supermarket shopping cart is needed to be used for shopping in a supermarket, a customer holds the hand on the handle, when the traveling direction needs to be changed, the handle is rotated backwards, the handle drives the third rotating rod to rotate anticlockwise, the third rotating rod drives, the swing rod that the head rod drove the right side moves backward, the head rod drives left swing rod and moves forward, the swing rod of the left and right sides drives second connecting rod anticlockwise rotation, the second connecting rod drives the second and removes wheel anticlockwise rotation, rotate the handle forward, the handle drives third swing rod clockwise rotation, the third swing rod drives head rod clockwise rotation, the head rod drives the swing rod on right side and moves forward, the head rod drives left swing rod and moves backward, the swing rod of the left and right sides drives second connecting rod clockwise rotation, the second connecting rod drives the second and removes wheel clockwise rotation, can be convenient change the direction of rotation that the second removed the wheel through rotating the handle, change the direction of travel of supermarket shopping cart, convenience of customers's use.
Because the steel wire rope trolley further comprises a fourth rotating rod, a fifth rotating rod, a jacket, a spring, a steel wire rope, a guide wheel, a pull ring, a third bearing seat and a sixth rotating rod, the third bearing seat is installed on the left side of the lower portion of the installation frame, the sixth rotating rod is connected onto the third bearing seat, the fourth rotating rod is connected onto the left side of the sixth rotating rod, the fifth rotating rod is rotatably connected onto the left side of the fourth rotating rod, the jacket is respectively connected onto the lower sides of the fourth rotating rod and the fifth rotating rod, the jacket is respectively positioned on the front side and the rear side of the upper portion of the first movable wheel, the spring is connected between the front side of the upper portion of the fourth rotating rod and the rear side of the upper portion of the fifth rotating rod, the steel wire rope is connected onto the rear side of the upper portion of the installation frame, the steel wire rope on the front side bypasses the guide wheel, the front end of the steel wire rope on the front side is connected with the pull ring, when the supermarket shopping cart needs to be stopped, a customer can pull the pull ring, the pull ring pulls the steel wire rope, the steel wire rope drives the fourth rotating rod to rotate forwards, the steel wire rope drives the fifth rotating rod to rotate backwards, the fourth rotating rod and the fifth rotating rod drive the clamping sleeves on the front side and the rear side to rotate inwards, the clamping sleeves on the front side and the rear side are in contact with the first moving wheel, the first moving wheel is clamped, the first moving wheel cannot continue to rotate, and the supermarket shopping cart can be stopped quickly and effectively.
Because still including connecting rod and inserted bar, the right side upper portion of third bull stick is connected with the connecting rod, the connecting rod is connected with the left side upper portion rotary type of placing the frame, the left side sub-unit connection of placing the frame has the inserted bar, the downside of third bull stick is opened there is the through-hole, the inserted bar passes the through-hole, inserted bar and through-hole cooperation, when need not use supermarket shopping cart, can upwards rotate and place the frame, it drives the inserted bar upwards to rotate and remove from the through-hole to place the frame, make and place the frame and remove the top of the mechanism of riding, can effectual reduction occupation space, downwards rotate when needing to use and place the frame, it drives the inserted bar downwards to place the frame, it can to make the inserted bar insert in the through-hole fixed, just can convenient use.
Because the material of placing the frame is stainless steel, stainless steel corrosion resistance and acid resistance are strong, can prolong the life of device.
Because the material of mounting bracket is Q235 steel, Q235 steel hardness is high, is difficult to warp, makes the life of device longer.
Because the pedal is made of high-quality steel and the surface of the pedal is covered with a zinc layer, the service life of the equipment is prolonged.
(3) Advantageous effects
The invention is provided with the riding mechanism firstly, so that the effect of riding the mobile supermarket shopping cart through the riding mechanism is achieved, the swinging mechanism is arranged, the traveling direction of the supermarket shopping cart can be conveniently changed, the fourth rotating rod, the fifth rotating rod and the jacket are arranged, the supermarket shopping cart can be quickly and effectively stopped, and the connecting rod and the inserting rod are arranged, so that the occupied space of the supermarket shopping cart can be effectively reduced.
Drawings
Fig. 1 is a first front view structure diagram of the present invention.
Fig. 2 is a schematic front view structure diagram of the riding mechanism of the invention.
Fig. 3 is a schematic front view of the swing mechanism of the present invention.
Fig. 4 is a schematic top view of the swing mechanism of the present invention.
Fig. 5 is a left side view of the mounting bracket, seat cushion and first movable wheel of the present invention.
Fig. 6 is a second front view structure diagram of the present invention.
The labels in the figures are: 1-placing frame, 2-universal wheel, 3-riding mechanism, 301-mounting frame, 302-seat cushion, 303-first bearing seat, 304-first rotating rod, 305-first moving wheel, 306-second rotating rod, 307-pedal, 4-swinging mechanism, 401-second bearing seat, 402-third rotating rod, 403-handle, 404-second moving wheel, 405-first connecting rod, 406-swinging rod, 407-second connecting rod, 5-fourth rotating rod, 6-fifth rotating rod, 7-jacket, 8-spring, 9-steel wire rope, 10-guide wheel, 11-pull ring, 12-third bearing seat, 13-sixth rotating rod, 14-connecting rod, 15-inserted rod and 16-through hole.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A supermarket shopping cart capable of being ridden is shown in figures 1-6 and comprises a placement frame 1, universal wheels 2, a riding mechanism 3 and a swinging mechanism 4, wherein the universal wheels 2 are connected to two sides of the front side of the right portion of the placement frame 1 in a symmetrical rotating mode, the riding mechanism 3 is arranged on the left side of the placement frame 1, the swinging mechanism 4 is connected to the right side of the riding mechanism 3, and the swinging mechanism 4 is connected with the placement frame 1.
Example 2
A supermarket shopping cart capable of being ridden is shown in figures 1-6 and comprises a placement frame 1, universal wheels 2, a riding mechanism 3 and a swinging mechanism 4, wherein the universal wheels 2 are connected to two sides of the front side of the right portion of the placement frame 1 in a symmetrical rotating mode, the riding mechanism 3 is arranged on the left side of the placement frame 1, the swinging mechanism 4 is connected to the right side of the riding mechanism 3, and the swinging mechanism 4 is connected with the placement frame 1.
Riding mechanism 3 is including mounting bracket 301, the seatpad 302, first bearing frame 303, first bull stick 304, first runner 305, second bull stick 306 and footboard 307, the left side of placing frame 1 is equipped with mounting bracket 301, the top of mounting bracket 301 is connected with seatpad 302, first bearing frame 303 is all installed to both sides around the bottom of mounting bracket 301, be connected with first bull stick 304 on the first bearing frame 303, first bull stick 304 passes first bearing frame 303, the intermediate connection of first bull stick 304 has first runner 305, first runner 305 is located between the first bearing frame 303 of both sides around, both sides all are connected with second bull stick 306 around first bull stick 304, the second bull stick 306 of both sides is located the upper and lower both sides of first bull stick 304 respectively around, the outside of second bull stick 306 all is connected with the footboard 307 of rotary type.
Example 3
A supermarket shopping cart capable of being ridden is shown in figures 1-6 and comprises a placement frame 1, universal wheels 2, a riding mechanism 3 and a swinging mechanism 4, wherein the universal wheels 2 are connected to two sides of the front side of the right portion of the placement frame 1 in a symmetrical rotating mode, the riding mechanism 3 is arranged on the left side of the placement frame 1, the swinging mechanism 4 is connected to the right side of the riding mechanism 3, and the swinging mechanism 4 is connected with the placement frame 1.
Riding mechanism 3 is including mounting bracket 301, the seatpad 302, first bearing frame 303, first bull stick 304, first runner 305, second bull stick 306 and footboard 307, the left side of placing frame 1 is equipped with mounting bracket 301, the top of mounting bracket 301 is connected with seatpad 302, first bearing frame 303 is all installed to both sides around the bottom of mounting bracket 301, be connected with first bull stick 304 on the first bearing frame 303, first bull stick 304 passes first bearing frame 303, the intermediate connection of first bull stick 304 has first runner 305, first runner 305 is located between the first bearing frame 303 of both sides around, both sides all are connected with second bull stick 306 around first bull stick 304, the second bull stick 306 of both sides is located the upper and lower both sides of first bull stick 304 respectively around, the outside of second bull stick 306 all is connected with the footboard 307 of rotary type.
Swing mechanism 4 is including second bearing frame 401, third bull stick 402, handle 403, second removal wheel 404, head rod 405, swinging arms 406 and second connecting rod 407, second bearing frame 401 is installed on the right side of mounting bracket 301, be connected with third bull stick 402 on the second bearing frame 401, the top of third bull stick 402 is connected with handle 403, the right side of third bull stick 402 with place frame 1 and be connected, the bottom of third bull stick 402 is connected with head rod 405, the equal rotary type in left and right sides of head rod 405 is connected with swinging arms 406, equal rotary type is connected with second connecting rod 407 between the outside of the swinging arms 406 of the left and right sides, the outside of second connecting rod 407 all is connected with second removal wheel 404.
Example 4
A supermarket shopping cart capable of being ridden is shown in figures 1-6 and comprises a placement frame 1, universal wheels 2, a riding mechanism 3 and a swinging mechanism 4, wherein the universal wheels 2 are connected to two sides of the front side of the right portion of the placement frame 1 in a symmetrical rotating mode, the riding mechanism 3 is arranged on the left side of the placement frame 1, the swinging mechanism 4 is connected to the right side of the riding mechanism 3, and the swinging mechanism 4 is connected with the placement frame 1.
Riding mechanism 3 is including mounting bracket 301, the seatpad 302, first bearing frame 303, first bull stick 304, first runner 305, second bull stick 306 and footboard 307, the left side of placing frame 1 is equipped with mounting bracket 301, the top of mounting bracket 301 is connected with seatpad 302, first bearing frame 303 is all installed to both sides around the bottom of mounting bracket 301, be connected with first bull stick 304 on the first bearing frame 303, first bull stick 304 passes first bearing frame 303, the intermediate connection of first bull stick 304 has first runner 305, first runner 305 is located between the first bearing frame 303 of both sides around, both sides all are connected with second bull stick 306 around first bull stick 304, the second bull stick 306 of both sides is located the upper and lower both sides of first bull stick 304 respectively around, the outside of second bull stick 306 all is connected with the footboard 307 of rotary type.
Swing mechanism 4 is including second bearing frame 401, third bull stick 402, handle 403, second removal wheel 404, head rod 405, swinging arms 406 and second connecting rod 407, second bearing frame 401 is installed on the right side of mounting bracket 301, be connected with third bull stick 402 on the second bearing frame 401, the top of third bull stick 402 is connected with handle 403, the right side of third bull stick 402 with place frame 1 and be connected, the bottom of third bull stick 402 is connected with head rod 405, the equal rotary type in left and right sides of head rod 405 is connected with swinging arms 406, equal rotary type is connected with second connecting rod 407 between the outside of the swinging arms 406 of the left and right sides, the outside of second connecting rod 407 all is connected with second removal wheel 404.
The steel wire rope drawing machine further comprises a fourth rotating rod 5, a fifth rotating rod 6, a jacket 7, a spring 8, a steel wire rope 9, a guide wheel 10, a pull ring 11, a third bearing seat 12 and a sixth rotating rod 13, wherein the third bearing seat 12 is installed on the left side of the lower portion of the installation frame 301, the sixth rotating rod 13 is connected onto the third bearing seat 12, the fourth rotating rod 5 is connected onto the left side of the sixth rotating rod 13, the fifth rotating rod 6 is rotatably connected onto the left side of the fourth rotating rod 5, the jacket 7 is respectively connected onto the lower sides of the fourth rotating rod 5 and the fifth rotating rod 6, the jacket 7 is respectively positioned on the front side and the rear side of the upper portion of the first movable wheel 305, the spring 8 is connected between the front side of the upper portion of the fourth rotating rod 5 and the rear side of the upper portion of the fifth rotating rod 6, the steel wire rope 9 is connected onto the front side of the upper portion of the fourth rotating rod 5 and the rear side of the fifth rotating rod 6, the guide wheel, the front end of the steel wire rope 9 at the front side is connected with a pull ring 11, and the front end of the steel wire rope 9 at the rear side is connected with the pull ring 11.
Still including connecting rod 14 and inserted bar 15, the right side upper portion of third bull stick 402 is connected with connecting rod 14, and connecting rod 14 is connected with the left side upper portion rotary type of placing frame 1, and the left side sub-unit connection who places frame 1 has inserted bar 15, and open the downside of third bull stick 402 has through-hole 16, and inserted bar 15 passes through-hole 16, and inserted bar 15 and through-hole 16 cooperate.
The material of placing frame 1 is stainless steel.
The mounting bracket 301 is made of Q235 steel.
The pedal 307 is made of high-quality steel.
The working principle is as follows: when a supermarket shopping cart is needed to be used for shopping in a supermarket, a customer can ride the mobile supermarket shopping cart through the riding mechanism 3, then the traveling direction of the supermarket shopping cart is changed through the swinging mechanism 4, and then articles needing to be purchased are placed in the placing frame 1, so that the shopping can be conveniently ridden in the supermarket, and the shopping can be happily carried out.
Because the riding mechanism 3 comprises the mounting frame 301, the seat cushion 302, the first bearing seat 303, the first rotating rod 304, the first moving wheel 305, the second rotating rod 306 and the pedal 307, the mounting frame 301 is arranged on the left side of the placement frame 1, the seat cushion 302 is connected to the top of the mounting frame 301, the first bearing seat 303 is mounted on the front side and the rear side of the bottom of the mounting frame 301, the first rotating rod 304 is connected to the first bearing seat 303, the first rotating rod 304 penetrates through the first bearing seat 303, the first moving wheel 305 is connected to the middle of the first rotating rod 304, the first moving wheel 305 is located between the first bearing seats 303 on the front side and the rear side, the second rotating rods 306 on the front side and the rear side of the first rotating rod 304 are respectively located on the upper side and the lower side of the first rotating rod 304, the pedal 307 is rotatably connected to the outer side of the second rotating rod 306, when a supermarket shopping cart is needed, a customer sits on the seat cushion 302, placing feet on pedals 307 at the front side and the rear side, firstly, stepping on the pedal 307 at the front side towards the lower right, the pedal 307 at the front side drives the second rotating rod 306 at the front side to rotate clockwise, the second rotating rod 306 at the front side drives the first rotating rod 304 to rotate clockwise, the first rotating rod 304 drives the second rotating rod 306 at the rear side to rotate clockwise, the second rotating rod 306 at the rear side drives the pedal 307 at the rear side to rotate clockwise, after the pedal 307 at the rear side is moved to the upper side, stepping on the pedal 307 at the rear side towards the lower right, the pedal 307 at the rear side drives the second rotating rod 306 at the rear side to rotate clockwise, the second rotating rod 306 at the rear side drives the first rotating rod 304 to rotate clockwise, the first rotating rod 304 drives the second rotating rod 306 at the front side to rotate clockwise, the pedal 307 at the front side is driven to rotate clockwise, after the pedal 307 at the front side is moved to the upper side, continuing stepping on the pedal 307 at the front side towards the lower right, therefore, the first rotating rod 304 can be continuously rotated clockwise by continuously treading the pedals 307 at the front side and the rear side downwards to the right, the first rotating rod 304 drives the first moving wheel 305 to rotate clockwise to enable the supermarket shopping cart to move rightwards, the supermarket shopping cart can move through riding, and the supermarket shopping experience is more pleasant.
Because the swing mechanism 4 comprises a second bearing seat 401, a third rotating rod 402, a handle 403, a second moving wheel 404, a first connecting rod 405, a swing rod 406 and a second connecting rod 407, the second bearing seat 401 is installed on the right side of the installation frame 301, the third rotating rod 402 is connected to the second bearing seat 401, the handle 403 is connected to the top of the third rotating rod 402, the right side of the third rotating rod 402 is connected to the placement frame 1, the first connecting rod 405 is connected to the bottom of the third rotating rod 402, the swing rods 406 are rotatably connected to the left and right sides of the first connecting rod 405, the second connecting rod 407 is rotatably connected between the outermost sides of the swing rods 406 on the left and right sides, the second moving wheel 404 is connected to the outer side of the second connecting rod 407, when a supermarket shopping cart is used for shopping, a customer holds his hands on the handle 403, and when the traveling direction needs to be changed, the handle 403 is rotated backwards, the handle 403 drives the third rotating rod 402 to rotate anticlockwise, the third rotating rod 402 drives the first connecting rod 405 to rotate counterclockwise, the first connecting rod 405 drives the right oscillating rod 406 to move backward, the first connecting rod 405 drives the left oscillating rod 406 to move forward, the left and right oscillating rods 406 drive the second connecting rod 407 to rotate counterclockwise, the second connecting rod 407 drives the second moving wheel 404 to rotate counterclockwise, the handle 403 is rotated forward, the handle 403 drives the third rotating rod 402 to rotate clockwise, the third rotating rod 402 drives the first connecting rod 405 to rotate clockwise, the first connecting rod 405 drives the right oscillating rod 406 to move forward, the first connecting rod 405 drives the left oscillating rod 406 to move backward, the left and right oscillating rods 406 drive the second connecting rod 407 to rotate clockwise, the second connecting rod 407 drives the second moving wheel 404 to rotate clockwise, and the driving direction of the supermarket shopping cart can be changed by conveniently rotating the handle 403 to change the rotating direction of the second moving wheel 404, the use of the customer is convenient.
Because the steel wire rope drawing machine further comprises a fourth rotating rod 5, a fifth rotating rod 6, a jacket 7, a spring 8, a steel wire rope 9, a guide wheel 10, a pull ring 11, a third bearing seat 12 and a sixth rotating rod 13, the left side of the lower part of the mounting frame 301 is provided with the third bearing seat 12, the third bearing seat 12 is connected with the sixth rotating rod 13, the left side of the sixth rotating rod 13 is connected with the fourth rotating rod 5, the left side of the fourth rotating rod 5 is rotatably connected with the fifth rotating rod 6, the lower sides of the fourth rotating rod 5 and the fifth rotating rod 6 are both connected with the jacket 7, the jackets 7 are respectively positioned at the front side and the rear side of the upper part of the first movable wheel 305, the spring 8 is connected between the front side of the upper part of the fourth rotating rod 5 and the rear side of the upper part of the fifth rotating rod 6, the front side of the upper part of the fourth rotating rod 5 and the rear side of the upper part of the fifth rotating rod 6 are both connected with the steel wire rope 9, the front end of the steel wire rope 9 on the front side is connected with a pull ring 11, the front end of the steel wire rope 9 on the rear side is connected with the pull ring 11, when the supermarket shopping cart needs to be stopped, a customer can pull the pull ring 11, the pull ring 11 pulls the steel wire rope 9, the steel wire rope 9 drives the fourth rotating rod 5 to rotate forwards, the steel wire rope 9 drives the fifth rotating rod 6 to rotate backwards, the fourth rotating rod 5 and the fifth rotating rod 6 drive the clamping sleeves 7 on the front side and the rear side to rotate inwards, the clamping sleeves 7 on the front side and the rear side are in contact with the first movable wheel 305, the first movable wheel 305 is clamped, the first movable wheel 305 cannot continue to rotate, and the supermarket shopping cart can be stopped quickly and effectively.
Because still including connecting rod 14 and inserted bar 15, the upper portion of the right side of third bull stick 402 is connected with connecting rod 14, connecting rod 14 is connected with the left side upper portion rotary type of placing frame 1, the left side sub-unit connection of placing frame 1 has inserted bar 15, the downside of third bull stick 402 is opened has through-hole 16, inserted bar 15 passes through-hole 16, inserted bar 15 and through-hole 16 cooperation, when need not use supermarket shopping cart, can upwards rotate and place frame 1, place frame 1 and drive inserted bar 15 and upwards rotate and remove from through-hole 16, make place frame 1 move the top of riding mechanism 3, can effectual reduction occupation space, downwards rotate when needing to use and place frame 1, place frame 1 and drive inserted bar 15 and downwards rotate, make inserted bar 15 insert through-hole 16 in fixed can, just can convenient use supermarket shopping cart.
Because the material of placing frame 1 is stainless steel, stainless steel corrosion resistance and acid resistance are strong, can prolong the life of device.
Because the material of mounting bracket 301 is Q235 steel, Q235 steel hardness is high, is difficult to warp, makes the life of device longer.
The pedal 307 is made of high-quality steel, and the surface of the pedal is covered with a zinc layer, so that the service life of the equipment is prolonged.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.