CN212356156U

CN212356156U - Freight elevator car with carry goods function

Info

Publication number: CN212356156U
Application number: CN202021063480.3U
Authority: CN
Inventors: 张萍; 张威; 曹永培
Original assignee: Zhejiang Gikolift Co ltd
Current assignee: Zhejiang Gikolift Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-01-15
Anticipated expiration: 2030-06-11

Abstract

The utility model provides a freight elevator car with transport goods function belongs to freight elevator car technical field. This freight elevator car with transport goods function includes car body, conveying mechanism, flip protection mechanism, first protection pad, second protection pad. The utility model provides a first protection when goods striking car body left side wall is filled up and is protected car body left side wall, the protection of second when goods striking car body right side wall is gone up is filled up and is protected car body, the bell and spigot pipe drives the returning face plate when rotating round the third connecting rod, fixed knot constructs when the returning face plate rotates round the third connecting rod towards the direction that is close to car body rear side wall to the butt on car body rear side wall with the returning face plate is fixed in car body rear side wall on, thereby make things convenient for conveying mechanism to carry the goods, take off and cover conveying mechanism with the returning face plate from car body rear side wall when not needing to carry the goods, thereby protect conveying mechanism, improve equipment's life, conveniently carry the goods.

Description

Freight elevator car with carry goods function

Technical Field

The utility model belongs to the technical field of the freight elevator car, a freight elevator car with carry goods function is related to.

Background

Freight elevators are used primarily for transporting large goods into buildings. When the goods are heavier, the goods are sent into and moved out of the elevator, and more difficulties are encountered, so that the use of the freight elevator is limited, the use efficiency of the elevator is reduced, and the logistics transportation efficiency of a business building is reduced to a certain extent. Therefore, the existing freight elevator has the problems that large cargos are carried difficultly and time-consuming, the use efficiency of the elevator and the logistics transportation efficiency are influenced, the cargo conveying equipment in the freight elevator needs to be protected when not in use and is opened when in use, and the structure of the existing cargo conveying equipment protecting device is inconvenient to operate.

Chinese patent CN 208308205U discloses a freight elevator, which comprises a car body, wherein a conveying mechanism is arranged at the bottom of the car body, a first turnover plate and a second turnover plate are arranged above the conveying mechanism, the first turnover plate is covered above the second turnover plate, and the first turnover plate and the second turnover plate are fixed by screws; the lower surface of the first turnover plate is provided with a first cushion pad, and the lower surface of the second turnover plate is provided with a second cushion pad respectively. The utility model discloses a set up conveying mechanism and transport the goods bottom car body, the cooperation sets up first returning face plate and second returning face plate in the conveying mechanism top and protects conveying mechanism, when carrying the goods, overturns first returning face plate and second returning face plate and laminating setting on the lateral wall of car body, and it is originally internal to carry the goods to the car through conveying mechanism, reduces people's labour, improves freight elevator's transport efficiency, labour saving and time saving. Need in the above-mentioned patent when using first returning face plate, the second returning face plate upset is to laminating in car body, 3 boards of needs installation, need respectively to turn up 3 boards towards different directions when using conveying mechanism simultaneously, the operation is not convenient, and first spacing claw and the spacing claw of second if receiving respectively and rock the rotation, fixed first returning face plate and second returning face plate are insecure, make first returning face plate drop from first spacing claw, the second returning face plate drops from the spacing claw of second and crushes the goods easily, influence the transport of goods.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the above-mentioned problem that prior art exists, provide a freight elevator car with transport goods function, the utility model aims to solve the technical problem that: how to provide a freight elevator car with a cargo carrying function.

The purpose of the utility model can be realized by the following technical proposal:

a freight elevator car with a cargo carrying function comprises a car body, a conveying mechanism arranged at the bottom of the car body, a flip protection mechanism used for protecting the conveying mechanism, a first protection pad arranged on the left side wall of the car body, and a second protection pad arranged on the right side wall of the car body, wherein one end of the flip protection mechanism is rotatably connected with the back side wall of the car body, the flip protection mechanism comprises a first connecting rod arranged at one end of the back side wall of the car body, a second connecting rod arranged at the other end of the back side wall of the car body, a third connecting rod, a turnover plate used for covering the conveying mechanism, a sleeve pipe used for driving the turnover plate when the turnover plate rotates around the third connecting rod, and a fixing structure used for fixing the turnover plate on the back side wall of the car body when the turnover plate rotates around the third connecting rod towards the direction close to the back side wall of the car body to abut against, the two ends of the third connecting rod are respectively connected to the first connecting rod and the second connecting rod, the sleeve pipe is sleeved on the third connecting rod, and the bottom end of the turnover plate is fixedly connected to the outer side wall of the sleeve pipe.

Preferably, first protection pad, second protection pad are the rubber protection pad, first protection pad bonds in car body left side wall, the second protection pad bonds in car body right side wall.

Preferably, the conveying mechanism comprises at least 2 power structures, a conveying belt sleeved on the power structures, and a supporting structure for supporting the power structures, the power structures comprise a first rotating shaft, a power wheel sleeved in the middle of the first rotating shaft, a first transmission wheel sleeved on the first rotating shaft, a first motor fixed on the bottom of the car body, a second rotating shaft arranged on the first motor, a second transmission wheel arranged on the second rotating shaft, and a belt, two ends of the belt are respectively sleeved on the first transmission wheel and the second transmission wheel, the supporting structure comprises a first supporting column arranged at one end of the bottom of the car body, a second supporting column arranged at the other end of the bottom of the car body, a first bearing arranged at the top end of the first supporting column, and a second bearing arranged at the top end of the second supporting column, two ends of the conveying belt are respectively sleeved on the power wheel on one power structure and the power wheel on the other power structure, and two ends of the first rotating shaft are respectively sleeved on the first bearing inner ring and the second bearing inner ring.

Preferably, the fixed knot constructs including being fixed in the first magnet on the lateral wall behind the car body, be fixed in the second magnet of returning face plate one end, the second magnet adsorbs to first magnet when the returning face plate moves to the butt in first magnet towards the direction that is close to the lateral wall behind the car body.

Preferably, the device further comprises a damping structure for damping the turnover plate when the turnover plate is covered on the conveying mechanism.

Preferably, shock-absorbing structure is including being fixed in the first sleeve on the first bearing outer lane, setting up first holding chamber in first sleeve, setting up in the second sleeve of first sleeve upper end, setting up second holding chamber, the first spring in the second sleeve, first sleeve, second sleeve set up relatively, first spring one end is fixed in first holding intracavity, the other end is fixed in the second holding intracavity, the vertical upwards setting of first sleeve, the vertical downward setting of second sleeve.

Preferably, the conveying mechanism further comprises a carrying structure for supporting the conveyor belt.

Preferably, the bearing structure comprises a third bearing sleeved on the first rotating shaft of one power structure, a fourth bearing sleeved on the first rotating shaft of the other power structure, and a bearing plate, wherein one end of the bearing plate is fixed on the outer ring of the third bearing, the other end of the bearing plate is fixed on the outer ring of the fourth bearing, and the height of the bearing plate is lower than or equal to the height of the upper end of the conveying belt.

Preferably, the device further comprises a third magnet arranged at the top end of the second sleeve and a fourth magnet arranged at the other end of the turnover plate, wherein the fourth magnet is adsorbed to the third magnet when the turnover plate moves to be abutted against the third magnet in the direction of covering the conveying belt.

Preferably, conveying mechanism still includes the receiving structure that is used for receiving the conveyer belt from the goods that car body entered the door and carried, receiving structure includes the dash receiver that highly equals with the conveyer belt top, sets up in the third support column of dash receiver bottom one end, sets up in the fourth support column of dash receiver bottom other end.

The utility model provides a beneficial effect: 1. the first protection pad protects the left side wall of the car body when goods impact the left side wall of the car body, the second protection pad protects the car body when the goods impact the right side wall of the car body, the sleeve pipe drives the turnover plate when rotating around the third connecting rod, the fixing structure fixes the turnover plate on the back side wall of the car body when the turnover plate rotates around the third connecting rod towards the direction close to the back side wall of the car body to abut against the back side wall of the car body, so that the goods are conveniently conveyed by the conveying mechanism, and the turnover plate is taken down from the back side wall of the car body and covers the conveying mechanism when the goods are not required to be conveyed, so that the conveying mechanism is protected, the service life of equipment is prolonged, and the goods are conveniently conveyed;

2. the first protection pad is bonded on the left side wall of the car body, so that the first protection pad is convenient to install and disassemble, and the second protection pad is bonded on the right side wall of the car body, so that the second protection pad is convenient to install and disassemble;

3. the first motor drives the second rotating shaft when rotating clockwise, and further drives the second driving wheel to drive the belt, and drives the first driving wheel to further drive the first rotating shaft, so that a power wheel on a power structure rotates to drive the conveying belt to rotate clockwise, so that goods are conveyed from the door entrance of the car body to the rear side wall of the car body;

4. the first magnet is fixed on the rear side wall of the car body, the second magnet is fixed on the turnover plate, and the second magnet is adsorbed on the first magnet when the turnover plate moves towards the direction close to the rear side wall of the car body and abuts against the first magnet, so that the turnover plate is conveniently fixed on the rear side wall of the car body and taken down from the rear side wall of the car body;

5. the turnover plate covers the conveying mechanism, extrudes the second sleeve through the turnover plate, further extrudes the first spring, and further extrudes the first sleeve, so that the turnover plate is damped, the damping effect is good, the conveying mechanism is prevented from being damaged due to overlarge force applied to the conveying mechanism when the turnover plate moves towards the conveying mechanism, and the service life of the equipment is prolonged;

6. one end of the bearing plate is fixed on the outer ring of the third bearing, and the other end of the bearing plate is fixed on the outer ring of the fourth bearing, so that the conveying belt is lifted up to provide a supporting force for the conveying belt, and the phenomenon that the conveying mechanism conveys goods due to the fact that the conveying belt is crushed by the goods is avoided;

7. the fourth magnet is adsorbed to the third magnet when the turnover plate moves towards the direction of covering the conveying belt to abut against the third magnet, so that the turnover plate can be fixed on the supporting structure when the turnover plate covers the conveying belt, the turnover plate is prevented from rotating, and the covering effect of the turnover plate is improved;

8. the goods that the conveyer belt was carried from car body department of entering door is received to the dash receiver, conveniently deposits goods and conveyer belt transport goods, improves the efficiency of transport goods.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partial front view of the present invention;

fig. 3 is a schematic structural view of the shock absorbing structure of the present invention.

In the figure: 1-a car body, 21-a first support column, 22-a second support column, 23-a first bearing, 24-a second bearing, 25-a first rotating shaft, 31-a first motor, 32-a second rotating shaft, 33-a second driving wheel, 34-a belt, 35-a first driving wheel, 4-a damping structure, 51-a third magnet, 52-a fourth magnet, 61-a turnover plate, 62-a first connecting rod, 63-a third connecting rod, 64-a sleeve pipe, 65-a first magnet, 66-a second magnet, 71-a power wheel, 72-a conveying belt, 81-a third bearing, 82-a bearing plate, 83-a fourth bearing, 91-a third support column, 92-a receiving plate, 93-a first protection pad and 94-a second protection pad.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Referring to fig. 1, 2 and 3, the freight elevator car with cargo carrying function in this embodiment includes a car body 1, a conveying mechanism disposed at the bottom of the car body 1, a flip protection mechanism for protecting the conveying mechanism, a first protection pad 93 disposed on the left sidewall of the car body 1, and a second protection pad 94 disposed on the right sidewall of the car body 1, one end of the flip protection mechanism is rotatably connected to the rear sidewall of the car body 1, the flip protection mechanism includes a first connecting rod 62 disposed at one end of the rear sidewall of the car body 1, a second connecting rod disposed at the other end of the rear sidewall of the car body 1, a third connecting rod 63, a flip plate 61 for covering the conveying mechanism, a sleeve pipe 64 for driving the flip plate 61 when the flip plate rotates around the third connecting rod 63, and a sleeve pipe for fixing the flip plate 61 to the car body 1 when the flip plate 61 rotates around the third connecting rod 63 to abut against the rear sidewall of the car body 1 in a direction close to the rear sidewall of the car body 1 The fixed knot on the back lateral wall constructs, and third connecting rod 63 both ends are connected respectively in first connecting rod 62, second connecting rod, and the bell and spigot joint pipe 64 cup joints in third connecting rod 63, and returning face plate 61 bottom fixed connection is in the outer lateral wall of bell and spigot joint pipe 64.

Here, first protection pad 93 protects 1 left side wall of car body when the goods strikes 1 left side wall of car body, second protection pad 94 protects car body 1 when the goods strikes on 1 right side wall of car body, bell and spigot 64 drives returning face plate 61 when rotating round third connecting rod 63, fixed knot constructs and rotates returning face plate 61 around third connecting rod 63 to be fixed in on 1 rear side wall of car body with returning face plate 61 when butt in 1 rear side wall of car body when rotating to the direction that is close to 1 rear side wall of car body, thereby make things convenient for conveying mechanism to carry the goods, take off returning face plate 61 from 1 rear side wall of car body and cover conveying mechanism when not needing to carry the goods, thereby protect conveying mechanism, improve equipment's life, conveniently carry the goods.

The first protection pad 93 and the second protection pad 94 can be rubber protection pads, the first protection pad 93 is bonded on the left side wall of the car body 1, and the second protection pad 94 is bonded on the right side wall of the car body 1. First protection pad 93 bonds in 1 left side wall of car body, and first protection pad 93 is installed and dismantled with the ease, and second protection pad 94 bonds in 1 right side wall of car body, and the second protection pad 94 is installed and dismantled with the ease.

The conveying mechanism can comprise at least 2 power structures, a conveying belt 72 sleeved on the power structures, and a supporting structure for supporting the power structures, wherein each power structure comprises a first rotating shaft 25, a power wheel 71 sleeved in the middle of the first rotating shaft 25, a first driving wheel 35 sleeved on the first rotating shaft 25, a first motor 31 fixed on the bottom of the car body 1, a second rotating shaft 32 arranged on the first motor 31, a second driving wheel 33 arranged on the second rotating shaft 32, and a belt 34, two ends of the belt 34 are respectively sleeved on the first driving wheel 35 and the second driving wheel 33, the supporting structure comprises a first supporting column 21 arranged at one end of the bottom of the car body 1, a second supporting column 22 arranged at the other end of the bottom of the car body 1, a first bearing 23 arranged at the top end of the first supporting column 21, and a second bearing 24 arranged at the top end of the second supporting column 22, two ends of the conveying belt 72 are respectively sleeved on the power wheel 71 on one power structure and the power wheel 71 on the, two ends of the first rotating shaft 25 are respectively sleeved on the inner ring of the first bearing 23 and the inner ring of the second bearing 24. When the first motor 31 rotates clockwise, it drives the second rotating shaft 32, and further drives the second transmission wheel 33, and drives the belt 34, and drives the first transmission wheel 35, thereby driving the first rotating shaft 25, further rotating a power wheel 71 on a power structure, thereby driving the conveyer belt 72 to rotate clockwise, so as to convey the goods from the door-entering position of the car body 1 to the rear side wall of the car body 1, driving the second rotating shaft 32 when the first motor 31 rotates anticlockwise, thereby driving the second transmission wheel 33, the belt 34, the first transmission wheel 35, and the first rotation shaft 25, thereby leading the power wheel 71 on one power structure to rotate, driving the conveying belt 72 to rotate anticlockwise, thereby carry the goods to car body 1 department of entering from car body 1 rear side wall department, realize carrying the goods, first pivot 25 is supported to bearing structure, makes things convenient for power structure to carry the goods.

The fixing structure may include a first magnet 65 fixed to the rear wall of the car body 1, and a second magnet 66 fixed to one end of the flipping plate 61, and the second magnet 66 is attracted to the first magnet 65 when the flipping plate 61 moves to abut against the first magnet 65 toward the rear wall of the car body 1. First magnet 65 is fixed in car body 1 rear wall, and second magnet 66 is fixed in returning face plate 61, and second magnet 66 adsorbs in first magnet 65 when returning face plate 61 moves to the butt in first magnet 65 towards the direction that is close to car body 1 rear wall, conveniently fixes returning face plate 61 at car body 1 rear wall and takes off returning face plate 61 from car body 1 rear wall.

The freight elevator car having a cargo carrying function in the present embodiment may further include a shock-absorbing structure 4 for absorbing shock to the turning plate 61 when the turning plate 61 is closed on the conveying mechanism. The shock-absorbing structure 4 may be two provided on the first support column 21 and the second support column 22, respectively.

The damping structure 4 can include a first sleeve fixed on the outer ring of the first bearing 23, a first accommodating cavity arranged in the first sleeve, a second sleeve arranged at the upper end of the first sleeve, a second accommodating cavity arranged in the second sleeve, and a first spring, wherein the first sleeve and the second sleeve are arranged relatively, one end of the first spring is fixed in the first accommodating cavity, the other end of the first spring is fixed in the second accommodating cavity, the first sleeve is vertically upwards arranged, and the second sleeve is vertically downwards arranged. Closing on conveying mechanism at returning face plate 61 lid, returning face plate 61 extrudees for the second sleeve, and then extrudees first spring, and then extrudees first sleeve to realize carrying out the shock attenuation for returning face plate 61, the shock attenuation effect is better, avoids returning face plate 61 to exert force for conveying mechanism when moving towards conveying mechanism too big and damage conveying mechanism, improve equipment's life.

The conveyor mechanism may also include a load bearing structure to support the conveyor belt 72.

The bearing structure may include a third bearing 81 sleeved on the first rotating shaft 25 of one power structure, a fourth bearing 83 sleeved on the first rotating shaft 25 of the other power structure, and a bearing plate 82, one end of the bearing plate 82 is fixed on an outer ring of the third bearing 81, the other end of the bearing plate 82 is fixed on an outer ring of the fourth bearing 83, and the height of the bearing plate 82 is lower than or equal to the height of the upper end of the conveying belt 72. One end of the bearing plate 82 is fixed to the outer ring of the third bearing 81, and the other end of the bearing plate is fixed to the outer ring of the fourth bearing 83, so that the conveying belt 72 is lifted up, supporting force is provided for the conveying belt 72, and the conveying belt 72 is prevented from being crushed due to overweight of goods, and the goods conveying of the conveying mechanism is affected.

The freight elevator car having the cargo carrying function according to the present embodiment may further include a third magnet 51 provided at the distal end of the second sleeve, and a fourth magnet 52 provided at the other end of the reversing plate 61, and the fourth magnet 52 is attracted to the third magnet 51 when the reversing plate 61 moves in the direction of covering the conveyor belt 72 to come into contact with the third magnet 51. The fourth magnet 52 is attracted to the third magnet 51 when the turnover plate 61 moves to abut against the third magnet 51 in the direction of covering the conveyer belt 72, so that the turnover plate 61 can be fixed on the supporting structure when the turnover plate 61 covers the conveyer belt 72, the turnover plate 61 is prevented from rotating, and the covering effect of the turnover plate 61 is improved.

The conveying mechanism can also comprise a receiving structure used for receiving goods conveyed by the conveying belt 72 from the door of the car body 1, wherein the receiving structure comprises a receiving plate 92 with the height equal to that of the top end of the conveying belt 72, a third supporting column 91 arranged at one end of the bottom of the receiving plate 92 and a fourth supporting column arranged at the other end of the bottom of the receiving plate 92. The goods that the conveyer belt 72 carried from car body 1 department of entrying is received to dash receiver 92, conveniently deposits goods and conveyer belt 72 transport goods, improves the efficiency of transport goods.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a freight elevator car with transport goods function which characterized in that: the automatic turnover device comprises a car body (1), a conveying mechanism arranged at the bottom of the car body (1), a turnover protection mechanism used for protecting the conveying mechanism, a first protection pad (93) arranged on the left side wall of the car body (1), and a second protection pad (94) arranged on the right side wall of the car body (1), wherein one end of the turnover protection mechanism is rotatably connected with the rear side wall of the car body (1), the turnover protection mechanism comprises a first connecting rod (62) arranged at one end of the rear side wall of the car body (1), a second connecting rod arranged at the other end of the rear side wall of the car body (1), a third connecting rod (63), a turnover plate (61) used for covering the conveying mechanism, a sleeve pipe (64) used for driving the turnover plate (61) when the turnover plate (61) rotates around the third connecting rod (63), and a turnover plate (64) used for rotating around the third connecting rod (63) to abut against the rear side wall of the car body (1) in the direction close to the rear side wall of the car body 61) Be fixed in the fixed knot on the lateral wall behind car body (1) and construct, third connecting rod (63) both ends are connected respectively in first connecting rod (62), second connecting rod, cup joint pipe (64) cup joint in third connecting rod (63), returning face plate (61) bottom fixed connection is in cup joint pipe (64) lateral wall.

2. A freight elevator car having a function of transporting cargo as defined in claim 1, wherein: first protection pad (93), second protection pad (94) are the rubber protection pad, first protection pad (93) bond in car body (1) left side wall, second protection pad (94) bond in car body (1) right side wall.

3. A freight elevator car having a function of carrying freight as defined in claim 1 or 2, wherein: conveying mechanism includes 2 at least power structures, cup joints in power structure's conveyer belt (72), is used for supporting power structure's bearing structure, power structure includes first pivot (25), cup joints in power wheel (71) at first pivot (25) middle part, cup joints first drive wheel (35) on first pivot (25), is fixed in first motor (31) on car body (1) bottom, sets up second pivot (32) on first motor (31), sets up second drive wheel (33) on second pivot (32), belt (34), first drive wheel (35), second drive wheel (33) are cup jointed respectively at belt (34) both ends, bearing structure is including setting up in first support column (21) of car body (1) bottom one end, setting up in second support column (22) of car body (1) bottom other end, Set up in first bearing (23) on first support column (21) top, set up second bearing (24) on second support column (22) top, conveyer belt (72) both ends are cup jointed respectively in power wheel (71) on a power structure and power wheel (71) on another power structure, first pivot (25) both ends are cup jointed respectively in first bearing (23) inner circle, second bearing (24) inner circle.

4. A freight elevator car having a function of transporting cargo as defined in claim 3, wherein: the fixed knot constructs including being fixed in first magnet (65) on car body (1) rear wall, being fixed in second magnet (66) of returning face plate (61) one end, second magnet (66) adsorb in first magnet (65) when returning face plate (61) move to the butt in first magnet (65) towards the direction that is close to car body (1) rear wall.

5. A freight elevator car having a function of transporting cargo as defined in claim 4, wherein: the device also comprises a damping structure (4) for damping the turnover plate (61) when the turnover plate (61) is covered on the conveying mechanism.

6. A freight elevator car having a function of transporting cargo as defined in claim 5, wherein: shock-absorbing structure (4) including be fixed in first sleeve on first bearing (23) outer lane, set up first holding chamber in first sleeve, set up in the second sleeve of first sleeve upper end, set up second holding chamber, the first spring in the second sleeve, first sleeve, second sleeve set up relatively, first spring one end is fixed in first holding intracavity, the other end is fixed in the second holding intracavity, the vertical upwards setting of first sleeve, the vertical downward setting of second sleeve.

7. A freight elevator car having a function of transporting cargo as defined in claim 6, wherein: the conveyor mechanism further includes a load bearing structure to support the conveyor belt (72).

8. A freight elevator car having a function of transporting cargo as defined in claim 7, wherein: the bearing structure comprises a third bearing (81) sleeved on a first rotating shaft (25) of one power structure, a fourth bearing (83) sleeved on a first rotating shaft (25) of the other power structure, and a bearing plate (82), wherein one end of the bearing plate (82) is fixed on the outer ring of the third bearing (81), the other end of the bearing plate is fixed on the outer ring of the fourth bearing (83), and the height of the bearing plate (82) is lower than or equal to the height of the upper end of the conveying belt (72).

9. A freight elevator car having a function of transporting cargo as defined in claim 6, wherein: the device also comprises a third magnet (51) arranged at the top end of the second sleeve and a fourth magnet (52) arranged at the other end of the turnover plate (61), wherein the fourth magnet (52) is adsorbed to the third magnet (51) when the turnover plate (61) moves towards the direction of covering the conveyer belt (72) to be abutted against the third magnet (51).

10. A freight elevator car having a function of transporting cargo as defined in claim 9, wherein: the conveying mechanism further comprises a receiving structure used for receiving goods conveyed by the conveying belt (72) from the door entering position of the car body (1), and the receiving structure comprises a receiving plate (92) with the same height as the top end of the conveying belt (72), a third supporting column (91) arranged at one end of the bottom of the receiving plate (92) and a fourth supporting column arranged at the other end of the bottom of the receiving plate (92).