CN110745149B - Powder material transport carriage - Google Patents

Abstract

The invention provides a powder material transportation carriage, which belongs to the technical field of powder material transportation and comprises a carriage body, a partition plate and a bulk material pneumatic assembly. The carriage body has the storage chamber, and the carriage body is equipped with a plurality of feed inlets and a plurality of opening-closing mechanism. The division board is a plurality of, and a plurality of division boards are cut apart into two multirow memory cell with the bottom in storage chamber, leaves the storage clearance between two memory cell, and a plurality of discharge gates that are located the storage clearance are seted up to the diapire in storage chamber, and a division board between two adjacent discharge gates links as an organic whole along storage chamber width direction, and the carriage body is equipped with a plurality of second closing mechanism. The bulk cargo pneumatic components are arranged on the bottom wall of the storage cavity in a plurality of numbers and are used for placing powder materials and communicated with the storage cavity and the air source. The powder material transportation carriage provided by the invention solves the problem that a large amount of labor and time are consumed when the powder material is unloaded by the existing carriage for transporting the powder material.

Description

Powder material transport carriage

Technical Field

The invention belongs to the technical field of powder material transportation, and particularly relates to a powder material transportation carriage.

Background

In the transportation process of the powder materials, a special carriage for transporting the powder materials is mostly adopted. The carriage that is used for transporting powder class material that has now sets up the discharge gate in carriage body bottom mostly, directly opens the discharge gate in the time of uninstallation powder class material, makes powder class material spill from the discharge gate under the effect of gravity, then cleans in the carriage again, consumes a large amount of labours and time.

Disclosure of Invention

The invention aims to provide a powder material transportation carriage, and aims to solve the problem that a lot of labor and time are consumed when the powder material is unloaded by the existing carriage for transporting the powder material.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a powder class material transportation carriage, includes carriage body, division board and bulk cargo pneumatic component. The carriage body is provided with a storage cavity for storing powder materials, and is provided with a plurality of feed inlets and a first opening and closing mechanism correspondingly arranged at the feed inlets. The division board is a plurality of and sets firmly in the diapire in storage chamber, it is a plurality of the division board will two multirow memory cell are cut apart into to the bottom in storage chamber, and two are listed as memory cell and are located respectively storage chamber width direction's both ends are two leave the storage clearance between the memory cell, a plurality of being located have been seted up to the diapire in storage chamber the storage clearance just follows the discharge gate that storage clearance length direction interval set up, two are adjacent a division board between the discharge gate is even as an organic whole along storage chamber width direction, discharge gate department is equipped with the second closing mechanism. The bulk cargo pneumatic components are arranged in the residual space on the bottom wall of the storage cavity in a plurality of numbers and are fully paved on the residual space on the bottom wall of the storage cavity, and the bulk cargo pneumatic components are used for placing powder materials and communicated with the storage cavity and the air source.

As another embodiment of the present application, the sidewall of the storage chamber is inclined to achieve a cross-sectional area of the storage chamber that gradually decreases from top to bottom.

As another embodiment of the present application, the longitudinal section of the partition plate is V-shaped with the open end facing downward.

As another embodiment of this application, bulk cargo strength subassembly have with the diapire fixed connection's of storage chamber standing groove, the standing groove is with the help of the tube coupling air supply, the open end of standing groove just sets firmly the ventilative canvas that covers its open end up, a plurality of vertical boards have set firmly in the standing groove, a plurality of ventilative openings have been seted up to the bottom of vertical board, the top of vertical board sets firmly the horizontal plate that is used for supporting ventilative canvas.

As another embodiment of the present application, the first opening and closing mechanism includes an opening and closing member and a first opening and closing mechanism. The opening and closing assembly is used for opening and closing the feeding hole. The first opening and closing mechanism drives the opening and closing assembly to rotate to open and close the feeding hole.

As another embodiment of this application, the switching subassembly includes first switching board and is fixed in the closed sealing washer of first switching board internal surface, closed sealing washer is used for sealing first switching board with gap when the feed inlet contact.

As another embodiment of the present application, the first opening and closing mechanism includes a first opening and closing rod, a first threaded rod, and a first compression nut. The first opening and closing rod is arranged above the first opening and closing plate, one end and the middle of the first opening and closing rod are hinged to the carriage body and the first opening and closing plate respectively, and the other end of the first opening and closing rod is provided with a first opening and closing opening which penetrates outwards. The first threaded rod is hinged to the carriage body, and the middle of the first threaded rod can rotate to enter or exit the first opening and closing gap. And the first compression nut is in threaded connection with the first threaded rod and is used for locking the first opening and closing plate with the carriage body.

As another embodiment of the present application, the second opening and closing mechanism includes a second opening and closing plate, a sliding column, a first roller, and a weight block. The second opening and closing plate is arranged below the discharge hole, and the bottom end of the second opening and closing plate is provided with an extrusion inclined plane. The sliding column is connected with the horizontal sliding of the bottom of the carriage body, one end of the sliding column is connected with the second opening and closing plate, and the sliding column is used for driving the second opening and closing plate to open and close the discharge hole. First gyro wheel is located the below of second shutter, with carriage body bottom roll connection, the second shutter is sealed during the discharge gate, first gyro wheel can roll the extrusion the inclined plane in order to realize the second shutter upwards extrudees the terminal surface of discharge gate. One end of the balancing weight is used for being rotatably connected with the bottom of the carriage body around a horizontal axis, and the other end of the balancing weight can rotatably push the sliding column under the action of gravity of the balancing weight so that the first roller can keep extruding the extruding inclined plane.

As another embodiment of the present application, the second opening and closing plate is connected to the sliding post by a pressing assembly including a guide post, a sliding plate, and a first spring. The quantity of guide post is at least one and follows the setting of sliding column slip direction, the both ends of guide post respectively with the help of a connecting seat with second switching board fixed connection. The sliding plate is fixedly connected with the sliding column, and the middle part of the guide column penetrates through the sliding plate in a sliding mode. Every all the cover is equipped with a first spring on the guide post, the both ends of first spring are extrudeed respectively slide and one the connecting seat, the drive of slip post the slide extrusion first spring is realized the second switching board is closed the discharge gate.

As another embodiment of the application, the sliding column is connected with the bottom of the carriage body in a sliding mode through a sliding block assembly, and the sliding block assembly comprises a first guide seat, a second guide seat and a guide sleeve which are fixedly connected with the bottom of the carriage body. The first guide seat is sleeved in the middle of the sliding column. The second guide seat is sleeved at one end, far away from the second opening and closing plate, of the sliding column. The number of uide bushing is two and wears to establish respectively and be fixed in first guide holder and the second guide holder, the inner circle sliding sleeve of uide bushing is located on the slip post.

The powder material transportation carriage provided by the invention has the beneficial effects that: compared with the prior art, when the powder material is unloaded, all the discharge ports are opened through all the second opening and closing mechanisms, the powder material leaks out from the discharge ports under the action of gravity, when the powder material descends to the bottom end of the storage cavity, the gas source is opened, gas enters the storage cavity from the bulk material pneumatic components and flows out from the discharge ports, and therefore the rest powder material quickly flows out from the discharge ports under the dual actions of self gravity and gas flow; because the bulk cargo pneumatic components are fully paved in the residual space of the bottom wall of the storage cavity, all powder materials can flow out of the discharge hole under the action of air flow, the storage cavity does not need to be cleaned manually, and labor force and time are saved; two multirow memory cell are cut apart into to the bottom of division board with the storage chamber, and the discharge gate setting is two storage clearance between the memory cell and a plurality of discharge gate sets up along the length direction interval of storage clearance, a row of division board between two adjacent discharge gates is even as an organic whole along storage chamber width direction, this kind of setting can make the gaseous flow direction that flows out from different bulk cargo pneumatic component nearest discharge gate, thereby promote the speed that powder class material flows out from the discharge gate, and can also prevent because the interact between the stranded air current influences the speed that powder class material flows out. In conclusion, the invention solves the problem that a large amount of labor and time are consumed when the powder materials are unloaded by the existing carriage for transporting the powder materials.

Drawings

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

Fig. 1 is a schematic cross-sectional axial view of a vehicle equipped with a powder material transportation carriage according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of a portion C of FIG. 1;

FIG. 3 is an enlarged schematic view of a portion D of FIG. 1;

FIG. 4 is an enlarged schematic view of a portion E of FIG. 1;

fig. 5 is a schematic front view of an embodiment of a partition plate in a powder material transportation compartment according to an embodiment of the present invention;

fig. 6 is a schematic bottom view of a vehicle equipped with a powder material transportation compartment according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional axial view of a second opening/closing mechanism in a powder material transportation carriage according to an embodiment of the present invention;

fig. 8 is a schematic axial structure diagram of a second opening and closing mechanism in a powder material transportation carriage according to an embodiment of the present invention;

fig. 9 is a schematic front sectional view of a second opening and closing mechanism in a powder material transportation compartment according to an embodiment of the present invention;

FIG. 10 is a bottom view of the structure of FIG. 9;

FIG. 11 is an enlarged schematic view of a portion A of FIG. 7;

fig. 12 is an enlarged structural view of a portion B in fig. 7.

In the figure: 1. a carriage body; 101. a storage chamber; 102. a feed inlet; 1031. a first shutter plate; 1032. sealing the sealing ring; 1033. a first opening and closing lever; 10331. a first opening and closing gap; 1034. a first threaded rod; 1035. a first compression nut; 104. a partition plate; 105. a storage unit; 106. bulk pneumatic components; 1061. a placement groove; 1062. ventilating canvas; 1063. a vertical plate; 10631. a breathable gap; 1064. a horizontal plate; 1065. a compression plate; 11. a discharge port; 12. a second opening/closing mechanism; 2. a second shutter plate; 201. extruding the inclined plane; 21. a sealing layer; 22. extruding the layer; 23. a second seal ring; 3. a sliding post; 31. a second roller; 4. a first roller; 5. a balancing weight; 51. extruding the wall; 52. raising the wall; 6. an extrusion assembly; 61. a guide post; 611. a connecting seat; 62. a first spring; 63. a slide plate; 7. a pull rod; 81. a first guide seat; 82. a second guide seat; 83. a guide sleeve; 9. a protective cover; 91. a first side wall; 92. a material leaking hole; 93. a delivery cylinder; 94. an observation hole; 110. a seal assembly; 111. a sleeve; 112. a first seal ring; 113. an extrusion ring; 114. a second spring; 120. an observation door; 121. laminating layers; 130. a second opening and closing mechanism; 131. a second opening and closing lever; 1311. a second opening and closing gap; 132. a second threaded rod; 133. a second compression nut.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 6 together, the powder material transportation compartment provided by the present invention will now be described. The powder material transportation carriage comprises a carriage body 1, a partition plate 104 and a bulk material pneumatic assembly 106. The carriage body 1 is provided with a storage cavity 101 for storing powder materials, and the carriage body 1 is provided with a plurality of feed inlets 102 and a first opening and closing mechanism correspondingly arranged at the feed inlets 102. The division board 104 is a plurality of and sets firmly in the diapire of storage chamber 101, a plurality of division boards 104 are cut apart into two rows of multirow memory cell 105 with the bottom of storage chamber 101, two rows of memory cell 105 are located the both ends of storage chamber 101 width direction respectively, leave the storage clearance between two rows of memory cell 105, a plurality of discharge gates 11 that are located the storage clearance and set up along storage clearance length direction interval are seted up to the diapire of storage chamber 101, a row of division board 104 between two adjacent discharge gates 11 links as an organic wholely along storage chamber 101 width direction, discharge gate 11 department is equipped with second switching mechanism 12. The bulk cargo pneumatic assemblies 106 are multiple and are fully paved in the residual space on the bottom wall of the storage cavity 101, and the bulk cargo pneumatic assemblies 106 are used for placing powder materials and are communicated with the storage cavity 101 and the air source.

Compared with the prior art, the powder material transportation carriage provided by the invention has the advantages that when the powder material is unloaded, all the discharge holes 11 are opened through all the second opening and closing mechanisms 12, the powder material leaks from the discharge holes 11 under the action of gravity, when the powder material descends to the bottom end of the storage cavity 101, the gas source is opened, gas enters the storage cavity 101 from the bulk material pneumatic components 106 and flows out from the discharge holes 11, and thus the rest powder material quickly flows out from the discharge holes 11 under the dual actions of self gravity and gas flow; because the bulk cargo pneumatic assemblies 106 are fully paved in the residual space on the bottom wall of the storage cavity 101, all powder materials can flow out of the discharge hole 11 under the action of air flow, the storage cavity 101 does not need to be cleaned manually, and labor force and time are saved; the bottom of the storage cavity 101 is divided into two rows and multiple rows of storage units 105 by the partition plates 104, the discharge ports 11 are arranged in a storage gap between the two rows of storage units 105, the discharge ports 11 are arranged at intervals along the length direction of the storage gap, and the partition plates 104 between two adjacent discharge ports 11 are connected into a whole along the width direction of the storage cavity 101, so that gas flowing out of different bulk material pneumatic components 106 can flow to the nearest discharge port 11, the flowing speed of powder materials from the discharge ports 11 is increased, and the flowing speed of the powder materials can be prevented from being influenced by interaction among multiple gas flows. In conclusion, the invention solves the problem that a large amount of labor and time are consumed when the powder materials are unloaded by the existing carriage for transporting the powder materials.

Referring to fig. 1, the side wall of the storage cavity 101 is inclined to reduce the cross-sectional area of the storage cavity 101 from top to bottom. Like this when the uninstallation powder class material, be favorable to storing the powder class material of chamber 101 upper end to the intermediate position gathering of storage chamber 101 diapire at the in-process that falls downwards, namely to discharge gate 11 gathering, can further accelerate the speed of uninstalling powder class material like this.

As an embodiment of the powder material transportation carriage provided by the present invention, please refer to fig. 5, in which the longitudinal section of the partition plate 104 is V-shaped and the open end is downward, which is beneficial to the powder material at the upper end of the storage unit 105 gathering to the bulk material pneumatic assembly 106 in the middle during the falling process.

As a specific embodiment of the powder material transportation carriage provided by the present invention, please refer to fig. 1 to 2, the bulk material pneumatic assembly 106 has a placement groove 1061 fixedly connected to the bottom wall of the storage chamber 101, the placement groove 1061 is connected to an air source by a pipeline, an open end of the placement groove 1061 faces upward and is fixedly provided with an air permeable canvas 1062 covering the open end thereof, a plurality of vertical plates 1063 are fixedly disposed in the placement groove 1061, a plurality of air permeable openings 10631 are disposed at bottom ends of the vertical plates 1063, and a horizontal plate 1064 for supporting the air permeable canvas 1062 is fixedly disposed at top ends of the vertical plates 1063. The gas that the air supply provided penetrates from ventilative canvas 1062 after getting into standing groove 1061, and horizontal plate 1064 can support ventilative canvas 1062, makes it can support powder class material, and vertical plate 1063 can prevent horizontal plate 1064 deformation, and ventilative breach 10631 is favorable to the gas diffusion that gets into standing groove 1061. In this embodiment, the air source may adopt an air compressor, the open end of the placement groove 1061 may further fix a plurality of pressing plates 1065 vertically disposed, the breathable canvas 1062 is disposed between the pressing plates 1065 and the horizontal plates 1064, and the pressing plates 1065 and the horizontal plates 1064 clamp the breathable canvas 1062, so as to prevent the breathable canvas 1062 from shrinking.

Referring to fig. 3, in order to open and close the corresponding feed inlet 102 by the first opening and closing mechanism, the first opening and closing mechanism includes an opening and closing assembly and a first opening and closing mechanism. The opening and closing assembly is used for opening and closing the feed inlet 102. The first opening and closing mechanism drives the opening and closing component to rotate to open and close the feeding hole 102.

Referring to fig. 2, the opening and closing assembly includes a first opening and closing plate 1031 and a sealing gasket 1032 fixed on an inner surface of the first opening and closing plate 1031, and the sealing gasket 1032 is used for sealing a gap between the first opening and closing plate 1031 and the feed opening 102 when the first opening and closing plate 1031 contacts with the feed opening 102, so as to ensure the sealing property between the first opening and closing plate 1031 and the feed opening 102 and prevent liquid from entering the storage chamber 101.

As an embodiment of the carriage for transporting powder materials provided by the present invention, please refer to fig. 2, the first opening and closing mechanism includes a first opening and closing rod 1033, a first threaded rod 1034 and a first compression nut 1035. The first opening/closing lever 1033 is provided above the first opening/closing plate 1031, one end and the middle part of the first opening/closing lever 1033 are hinged to the car body 1 and the first opening/closing plate 1031, respectively, and the other end of the first opening/closing lever 1033 has a first opening/closing slit 10331 penetrating outward. The first threaded rod 1034 is hinged to the car body 1 and the middle portion thereof can rotate into or out of the first opening/closing slit 10331. A first press nut 1035 is screwed with the first threaded rod 1034, and the first press nut 1035 is used to lock the first opening/closing plate 1031 to the car body 1. When the feed port 102 needs to be opened, the first pressing nut 1035 is rotated to move upwards for a certain distance, then the first threaded rod 1034 is rotated to enable the middle part of the first threaded rod to exit the first opening and closing notch 10331, finally the first opening and closing rod 1033 can be rotated to drive the first opening and closing plate 1031 to open the feed port 102, when the feed port 102 needs to be closed, the first opening and closing rod 1033 is rotated to enable the first opening and closing plate 1031 to be attached to the feed hole, then the first threaded rod 1034 is rotated to enable the middle part of the first threaded rod 1034 to enter the first opening and closing notch 10331, and finally the first pressing nut 1035 is rotated to enable the first opening and closing plate 1031 to be pressed. In this embodiment, the first compression nut 1035 may be a nut that facilitates manual operation.

Fig. 7, 8, 9 and 11 are specific embodiments of a carriage for transporting powder materials according to the present invention. The second opening and closing mechanism 12 includes a second opening and closing plate 2, a sliding column 3, a first roller 4, and a weight 5. The second shutter 2 is disposed below the discharge port 11, and the bottom end of the second shutter 2 has an extrusion slope 201. The sliding column 3 is connected with the horizontal sliding of the bottom of the carriage body 1, one end of the sliding column 3 is connected with the second opening and closing plate 2, and the sliding column 3 is used for driving the second opening and closing plate 2 to realize opening and closing of the discharge hole 11. First gyro wheel 4 is located the below of second shutter 2, with 1 bottom roll connection in carriage body, and when second shutter 2 closed discharge gate 11, first gyro wheel 4 can roll extrusion inclined plane 201 in order to realize that second shutter 2 upwards extrudes the terminal surface of discharge gate 11. One end of the balancing weight 5 is used for being rotatably connected with the bottom of the carriage body 1 around a horizontal axis, and the other end of the balancing weight can rotate to push the sliding column 3 under the action of gravity so that the first roller 4 keeps extruding the extruding inclined plane 201. Second shutter 2 is along with sliding 3 when sealing discharge gate 11 of sliding column, first gyro wheel 4 rolls extrusion inclined plane 201, sliding column 3 is pushed up through rotating to the one end of balancing weight 5, make first gyro wheel 4 keep the extrusion to extrusion inclined plane 201, balancing weight 5 has locked sliding column 3 in other words, just so can make second shutter 2 upwards extrude the terminal surface of material mouth 11, and can increase the sealed effect of second shutter 2 to discharge gate 11 through mutual extrusion between second shutter 2 and the discharge gate 11. In this embodiment, can set up a flexible subassembly in carriage body 1 bottom and drive the slip post 3 and slide, flexible subassembly can adopt pneumatic cylinder, electric putter etc. also can direct manual drive slip post 3 and slide. The friction between the first roller 4 and the pressing slope 201 is small due to rolling friction, so that the abrasion between the first roller 4 and the pressing slope 201 can be reduced.

Referring to fig. 10, as an embodiment of the powder material transportation compartment provided by the present invention, the second shutter 2 is connected to the sliding column 3 by a pressing assembly 6, and the pressing assembly 6 includes a guiding column 61, a sliding plate 63 and a first spring 62. The number of the guiding columns 61 is at least one and is arranged along the sliding direction of the sliding column 3, and two ends of the guiding columns 61 are respectively fixedly connected with the second opening and closing plate 2 by means of a connecting seat 611. The sliding plate 63 is fixedly connected with the sliding column 3, and the middle part of the guide column 61 penetrates through the sliding plate 63 in a sliding mode. All the cover is equipped with a first spring 62 on every guide post 61, slide 63 and a connecting seat 611 are extruded respectively to first spring 62's both ends, slide 3 drive slide 63 of slip post slides and extrudes first spring 62 and realizes that second shutter 2 closes discharge gate 11, after second shutter 2 seals discharge gate 11 like this, through first spring 62's extrusion, make first gyro wheel 4 keep certain extrusion force to extrusion inclined plane 201, simultaneously because first spring 62's cushioning effect, can alleviate the impact force to this closing mechanism's influence, this closing mechanism has been guaranteed to a certain extent to the sealed reliability of discharge gate 11. The sliding column 3 drives the sliding plate 63 to slide and press the other connecting seat 611, so that the second opening and closing plate 2 can open the discharge hole 11.

Referring to fig. 7 to 8, as a specific embodiment of the powder material transportation compartment provided by the present invention, a pulling rod 7 is fixedly disposed at an end of the sliding column 3 away from the second shutter 2, and the pulling rod 7 is horizontally disposed and perpendicular to a sliding direction of the sliding column 3. The sliding column 3 can be conveniently driven to slide by an operator through the drawing rod 7.

As a specific embodiment of the powder material transportation carriage provided by the present invention, please refer to fig. 7 and 12, please refer to fig. 1 and 6, in order to realize the sliding connection between the sliding column 3 and the bottom of the carriage body 1, the sliding column 3 is slidably connected with the bottom of the carriage body 1 by means of a sliding block assembly, the sliding block assembly includes a first guide seat 81, a second guide seat 82 and a guide sleeve 83, which are fixedly connected with the bottom of the carriage body 1, the first guide seat 81 is sleeved on the middle portion of the sliding column 3, the second guide seat 82 is sleeved on one end of the sliding column 3 far from the second shutter 2, the number of the guide sleeves 83 is two and is respectively fixed in the first guide seat 81 and the second guide seat 82 in a penetrating manner, and the inner ring of the guide sleeve 83 is slidably sleeved on the sliding column 3. In this embodiment, uide bushing 83 adopts the copper product, because the copper product is softer, when first gyro wheel 4 rolls extrusion inclined plane 201, the second shutter 2 can upwards extrude the terminal surface of material mouth 11, so the one end that second shutter 2 was connected to slip post 3 can upwarp slightly, the one end that slip post 3 deviates from second shutter 2 will slightly upwarp, at this moment the middle part of slip post 3 and the one end that slip post 3 leaves second shutter 2 will extrude uide bushing 83, corresponding deformation just can be made thereupon after uide bushing 83 adopts the copper product.

As a specific embodiment of the powder material transportation compartment provided by the present invention, please refer to fig. 7 and 9, the powder material transportation compartment further includes a protective cover 9 fixedly connected to the bottom of the compartment body 1, the protective cover 9 has a first sidewall 91 for the sliding column 3 to slide through, and the protective cover 9 is used for covering the opening and closing mechanism of the first guide seat 81 facing the second opening and closing plate 2 and is provided with a material leaking hole 92 corresponding to the material outlet 11. Since powder type articles are transported in the carriage, dust tends to appear when the articles are unloaded through the discharge port 11, if the dust adheres to other parts of the second opening and closing mechanism 12 outside the protection cover 9, the use of the parts is affected, even the abrasion between two relatively-frictional parts is accelerated, the arrangement of the protection cover 9 can enable the second opening and closing mechanism 12 to operate better, and even the service life of the second opening and closing mechanism 12 is prolonged. In this embodiment, a material delivery cylinder 93 can be disposed at the material leakage hole 92, the material delivery cylinder 93 is vertically through, and one end of the material delivery cylinder is hermetically connected to the material leakage hole 92, the material delivery cylinder 93 can prevent the dust materials leaked from the material outlet 11 from diffusing around before entering the designated container, so as to suppress the dust. The first roller 4 can be fixedly connected with the bottom of the carriage body (1) by means of a material conveying cylinder 93.

Referring to fig. 7 and 12, as an embodiment of the powder material transportation carriage provided by the present invention, a sealing assembly 110 is fixed to the first guide seat 81, and the sealing assembly 110 includes a sleeve 111 slidably sleeved on the sliding column 3, a first sealing ring 112, a pressing ring 113, and a second spring 114. One end of the sleeve 111 is fixedly connected with the first guide seat 81, the other end of the sleeve 111 penetrates through the first side wall 91 and is hermetically connected with the first side wall 91, and holes used for the sliding column 3 to penetrate through and to be in clearance fit with the sliding column 3 are formed in both ends of the sleeve 111. The first gasket 112 is provided at an end portion of the sleeve 111 on the side close to the second shutter 2. The pressing ring 113 is disposed in the sleeve 111 and has a side surface attached to the first sealing ring 112. The second spring 114 is provided in the sleeve 111 to press the other side surface of the pressing ring 113. Because the sliding column 3 slides and passes through the first side wall 91, so set up the hole that is used for the sliding column 3 to pass on the first side wall 91, if do not have seal assembly 110, because the sliding column 3 is in the perk state at the in-process that drives the second opening and closing board 2 slip and close discharge gate 11, so this hole that is used for the sliding column 3 to pass of seting up on the first side wall 91 must with sliding column 3 clearance fit, will reduce the safeguard function of protection casing 9 like this. After the sealing assembly 110 is arranged, the second spring 114 presses the pressing ring 113, the pressing ring 113 transmits pressure to the first sealing ring 112, and the first sealing ring 112 deforms under the action of pressure, so that the space between the inner ring of the first sealing ring 112 and the sliding column 3 and the space between one side surface of the first sealing ring 112 and the end part of the corresponding sleeve 111 are sealed, and thus, even if the holes which are formed at the two ends of the sleeve 111 and used for the sliding column 3 to penetrate through are in clearance fit with the sliding column 3, dust can not enter the sleeve 111, and the sleeve 111 is in sealing connection with the protective cover 9, so that the dust can not escape to the outside of the protective cover 9 from the sealing assembly 110, and the protective function of the protective cover 9 is ensured.

Referring to fig. 7, 9 and 10, as a specific embodiment of the powder material transportation compartment provided by the present invention, an observation hole 94 is formed in the bottom wall of the protection cover 9, and an observation door 120 is disposed at the observation hole 94. Whether the sliding column 3 slides in place can be observed through the observation hole 94, cleaning in the protective cover 9 is facilitated, and in the implementation, some marks used for alignment can be arranged at the bottoms of the sliding column 3 and the carriage body 1, so that an operator can conveniently judge whether the sliding column 3 slides in place.

Referring to fig. 7, 9 and 10, as an embodiment of the powder material transportation compartment provided by the present invention, the observation door 120 is connected to the protective cover 9 by a second opening and closing mechanism 130, and the second opening and closing mechanism 130 includes a second opening and closing rod 131, a second threaded rod 132 and a second compression nut 133. The second opening/closing rod 131 is arranged below the observation door 120, one end and the middle part of the second opening/closing rod 131 are respectively hinged with the protective cover 9 and the observation door 120, and the end face of the other end of the second opening/closing rod 131 is provided with a second opening/closing notch 1311 which is through up and down. The second threaded rod 132 is hinged to the shield 9 and can be rotated in and out of the second opening 1311 at its middle. A second compression nut 133 is threadedly coupled to the second threaded rod 132, and the second compression nut 133 is used to lock the observation door 120 and the protection mask 9. When the observation hole 94 needs to be opened, the second compression nut 133 is rotated to move downwards for a certain distance, then the second threaded rod 132 is rotated to enable the middle part to exit the second opening and closing gap 1311, finally the second opening and closing rod 131 can be rotated to enable the observation door 120 to be driven to open the observation hole 94, when the observation hole 94 needs to be closed, the second opening and closing rod 131 is rotated to enable the observation door 120 to be attached to the observation hole 94, then the second threaded rod 132 is rotated to enable the middle part to enter the second opening and closing gap 1311, and finally the second compression nut 133 is rotated to enable the observation door 120 to be compressed. In this embodiment, the second compression nut 133 may be a wing nut or other nut that facilitates manual operation.

As a specific embodiment of the powder material transportation compartment provided by the present invention, referring to fig. 10, a plurality of second opening/closing mechanisms 130 may be uniformly arranged, so as to ensure the sealing between the observation door 120 and the protection cover 9. In this embodiment, the viewing door 120 has a layer of adhesive 121 for pressing against the protective cover 9 to seal the viewing aperture 94.

Referring to fig. 7 and 9, in order to realize that the counterweight 5 rotates and pushes the sliding column 3 to slide so that the first roller 4 keeps pressing the pressing inclined plane 201, one end of the sliding column 3 corresponding to the counterweight 5 is provided with a second roller 31, a rotating end of the counterweight 5 is provided with an obliquely arranged pressing wall 51, and the pressing wall 51 is used for rotating and pushing the second roller 31 so that the first roller 4 rolls and presses the pressing inclined plane 201. When the pressing wall 51 rotates to push the second roller 31, the second roller 31 rotates, so that the friction between the second roller 31 and the pressing wall 51 is small, that is, the abrasion between the second roller 31 and the pressing wall 51 can be reduced. In this embodiment, an inclined lifting wall 52 may be fixedly disposed on the outer side surface of the pressing wall 51 for lifting the rotating end of the weight block 5 upward when the second roller 31 moves toward the second opening/closing plate 2. In addition, the pressing wall 51 may form a downward-opening V-shaped structure with the other side wall, and when the pressing wall 51 presses the second roller 31, the V-shaped structure covers the second roller 31 to lock the sliding column 3. When the discharge port 11 needs to be opened, the rotating end of the counterweight 5 is jacked up by using a jack and the like, and then the sliding column 3 slides outwards.

Referring to fig. 7 and 9, as an embodiment of the powder material transportation carriage provided by the present invention, the second shutter plate 2 includes an upper sealing layer 21 and a lower extrusion layer 22, the top surface of the sealing layer 21 is provided with an annular groove coaxial with the sealing layer, and a second sealing ring 23 fittingly installed in the annular groove, the second sealing ring 23 is used for extruding the end surface of the material outlet 11. The second sealing ring 23 can ensure the sealing of the discharge port 11, and the second sealing ring 23 can reduce the abrasion of the discharge port 11 by extruding the discharge port 11. In this embodiment, the sealing layer 21 may be configured as an annular structure, a protrusion with a circular cross section is disposed in the middle of the top of the extrusion layer 22 for positioning, and the lower end of the sealing layer 21 is fixed to the extrusion layer 22 after being sleeved on the circular protrusion.

In addition, the upper end of the carriage body 1 can be provided with a plurality of vent pipes, one ends of the vent pipes are communicated with the storage cavity 101, the other ends of the vent pipes are connected with L-shaped pipes, the open ends of the L-shaped pipes face downwards, and liquid dropping from the upper side is prevented from entering the storage cavity 101.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (8)

1. Powder class material transportation carriage, its characterized in that includes:

the carriage body is provided with a storage cavity for storing powder materials, and is provided with a plurality of feed inlets and a first opening and closing mechanism correspondingly arranged at the feed inlets;

the bottom of the storage cavity is divided into two rows of storage units by the plurality of partition plates, the two rows of storage units are respectively positioned at two ends of the storage cavity in the width direction, a storage gap is reserved between the two rows of storage units, the bottom wall of the storage cavity is provided with a plurality of discharge ports which are positioned in the storage gap and are arranged at intervals along the length direction of the storage gap, one row of partition plates between two adjacent discharge ports are connected into a whole along the width direction of the storage cavity, and a second opening and closing mechanism is arranged at each discharge port; and

the bulk material pneumatic components are multiple and are fully paved in the residual space on the bottom wall of the storage cavity, and the bulk material pneumatic components are used for placing powder materials and communicated with the storage cavity and the air source;

the second opening/closing mechanism includes:

the second opening and closing plate is arranged below the discharge hole, and the bottom end of the second opening and closing plate is provided with an extrusion inclined plane;

the sliding column is horizontally connected with the bottom of the carriage body in a sliding mode, one end of the sliding column is connected with the second opening and closing plate, and the sliding column is used for driving the second opening and closing plate to open and close the discharge hole;

the first roller is arranged below the second opening and closing plate and is in rolling connection with the bottom of the carriage body, and when the second opening and closing plate closes the discharge port, the first roller can roll and extrude the extrusion inclined plane so that the second opening and closing plate upwards extrudes the end face of the discharge port;

one end of the counterweight block is used for being rotatably connected with the bottom of the carriage body around a horizontal axis, and the other end of the counterweight block can rotatably push the sliding column under the action of gravity of the counterweight block so that the first roller keeps extruding the extrusion inclined plane;

the second opening and closing plate with by means of a pressing assembly with the sliding column is connected, the pressing assembly includes:

the number of the guide posts is at least one, the guide posts are arranged along the sliding direction of the sliding post, and two ends of each guide post are fixedly connected with the second opening and closing plate through a connecting seat;

the sliding plate is fixedly connected with the sliding column, and the middle part of the guide column penetrates through the sliding plate in a sliding manner;

the first spring, every all the cover is equipped with a first spring on the guide post, the both ends of first spring are extrudeed respectively slide and one the connecting seat, the drive of slip post the slide extrusion first spring is realized the second shutter closes the discharge gate.

2. A powder material transport vehicle as defined in claim 1, wherein the side walls of the storage chamber are inclined to provide a cross-sectional area of the storage chamber that gradually decreases from top to bottom.

3. The powder material transport vehicle as claimed in claim 1, wherein the partition plate has a V-shaped longitudinal section with its open end facing downward.

4. The powder material transportation carriage as claimed in claim 1, wherein the bulk cargo pneumatic assembly has a placement groove fixedly connected with the bottom wall of the storage cavity, the placement groove is connected with a gas source by a pipeline, an open end of the placement groove faces upwards, and a breathable canvas covering the open end of the placement groove is fixedly arranged, a plurality of vertical plates are fixedly arranged in the placement groove, a plurality of breathable gaps are arranged at the bottom ends of the vertical plates, and a horizontal plate for supporting the breathable canvas is fixedly arranged at the top ends of the vertical plates.

5. The powder material transporting carriage as claimed in claim 1, wherein the first opening and closing mechanism includes:

the opening and closing assembly is used for opening and closing the feeding hole;

the first opening and closing mechanism drives the opening and closing assembly to rotate to open and close the feeding hole.

6. The powder material transport vehicle of claim 5, wherein the opening and closing assembly includes a first opening and closing plate and a sealing gasket fixed to an inner surface of the first opening and closing plate, the sealing gasket being configured to seal a gap when the first opening and closing plate contacts the feed port.

7. The powder material transport vehicle of claim 6, wherein the first opening and closing mechanism comprises:

the first opening and closing rod is arranged above the first opening and closing plate, one end and the middle part of the first opening and closing rod are respectively hinged with the carriage body and the first opening and closing plate, and the other end of the first opening and closing rod is provided with a first opening and closing opening which penetrates outwards;

the first threaded rod is hinged with the carriage body, and the middle part of the first threaded rod can rotate to enter or exit the first opening and closing gap;

and the first compression nut is in threaded connection with the first threaded rod and is used for locking the first opening and closing plate with the carriage body.

8. The powder material transport vehicle as claimed in claim 1, wherein the sliding column is slidably connected to the bottom of the vehicle body by means of a slider assembly, the slider assembly comprising, fixedly connected to the bottom of the vehicle body:

the first guide seat is sleeved in the middle of the sliding column;

the second guide seat is sleeved at one end, far away from the second opening and closing plate, of the sliding column;

the number of the guide sleeves is two, the guide sleeves are respectively fixed in the first guide seat and the second guide seat in a penetrating mode, and the inner ring of each guide sleeve is slidably sleeved on the corresponding sliding column.

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