CN210102841U - Streamline feeding spoon of belt conveyor and belt conveyor - Google Patents

Abstract

The utility model discloses a belt conveyor streamline feed spoon relates to the belt conveyor field. The problem of bulk material carry down the belt when the belt process by last fortune belt to exist among the prior art strong impact damage to the belt, produce inside induced wind and lead to a large amount of dust to spill over is solved. The feeding spoon comprises a bottom plate, a top plate and feeding spoon side plates, wherein the feeding spoon side plates are arranged on the edges of two sides of the bottom plate along the length direction of the bottom plate, the top plate is arranged on the top of the feeding spoon side plate to form a body with a tubular structure, and the bottom plate is a bent plate which is concave inwards along the length direction of the bottom plate; the body comprises a feeding section, a transition section and a dust suppression section which are sequentially connected, wherein a baffle is arranged at the front end of the dust suppression section, and a discharge hole of the dust suppression section is formed in the bottom of the dust suppression section. The streamline feeding spoon of the belt conveyor disclosed by the utility model can reduce the impact damage of bulk materials to the belt and reduce the internal induced wind so as to reduce the dust overflow; the utility model also discloses a belt conveyor of including belt conveyor streamline feed spoon.

Description

Streamline feeding spoon of belt conveyor and belt conveyor

Technical Field

The utility model relates to a belt conveyor technical field, concretely relates to belt conveyor streamline feed spoon and belt conveyor.

Background

The belt conveyor is also called as a rubber belt conveyor, and is widely applied to various industries such as household appliances, electronics, electrical appliances, machinery, tobacco, injection molding, post and telecommunications, printing, food and the like, and the assembly, detection, debugging, packaging, transportation and the like of objects. The belt conveyor has the advantages of strong conveying capacity, long conveying distance, simple structure, easy maintenance and convenient implementation of programmed control and automatic operation. The continuous or intermittent motion of the conveyer belt is used to convey 100KG below article, powder or granular article, and the conveyer belt has high speed, smooth running, low noise and capacity of conveying up and down slope.

Wherein bulk materials (such as granular articles) are generally transported by a belt, belt transfer is often involved in the whole transportation process, and the direction and angle of material transportation are changed. During the transfer of bulk material from the upper belt to the lower belt, the material falls freely in uncontrolled drops, which can lead to strong impact of the material on the belt causing belt damage and also to internal induced wind causing a large amount of dust to escape. Causing air pollution in processing workshops and even potential safety hazards due to generated dust.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem, the utility model provides a belt conveyor streamline feeding spoon has the impact damage who avoids bulk material to cause the belt, reduces induced wind, inhibits that the dust spills over, simple structure's characteristics.

The utility model adopts the technical proposal that:

a streamline feeding spoon of a belt conveyor comprises a bottom plate, a top plate and feeding spoon side plates, wherein the feeding spoon side plates are arranged on the edges of two sides of the bottom plate along the length direction of the bottom plate, the top plate is arranged on the top of the feeding spoon side plate to form a body with a tubular structure, and the bottom plate is a bent plate which is concave inwards along the length direction of the bottom plate; the body comprises a feeding section, a transition section and a dust suppression section which are sequentially connected, wherein a baffle is arranged at the front end of the dust suppression section, and a discharge hole of the dust suppression section is formed in the bottom of the dust suppression section.

Further, the bottom plate is a bent plate with the bending degree conforming to the motion trail of the bulk materials and the discrete element theory.

Further, the body inside wall is provided with wear-resisting inside lining.

Further, the wear-resistant lining is a wear-resistant ceramic lining or wear-resistant plastic or a 16Mn steel plate or a surfacing plate.

Further, the utility model provides a belt conveyor streamline feeding spoon still includes the support, the support sets up on the lateral wall of feeding spoon curb plate.

Furthermore, an observation port is formed in the transition section of the top plate.

Furthermore, an observation door capable of being covered with the observation opening is arranged on the observation opening.

Furthermore, reinforcing plate ribs are arranged on the outer side wall of the bottom plate and the outer side wall of the side plate of the feeding spoon.

Further, the bottom plate, the top plate and the side plate of the feeding spoon are all steel members

Further, the bottom plate is formed by bending, welding and assembling a plurality of straight plates.

Furthermore, all straight board both sides edge is all incurved and is formed the kink, the welding of feed spoon curb plate is in the top surface of kink.

The belt conveyor based on the streamline feeding spoon of the belt conveyor comprises the streamline feeding spoon of the belt conveyor, and the streamline feeding spoon of the belt conveyor is arranged at a belt transshipment position of the belt conveyor.

The conveyor is further provided with a conveyor head curve baffle plate which comprises a back plate and side plates, wherein the side plates are arranged on the edges of the two sides of the back plate along the length direction of the back plate, and the side plates and the back plate form a groove structure; the back plate is a bent plate which is concave inwards along the length direction of the back plate, and the edges of the two sides of the back plate are bent towards the inner side.

Further, a wear-resistant lining is arranged on the inner side wall of the back plate.

Further, the inner side wall of the side plate is provided with a wear-resistant lining.

Further, the back plate is a bent plate with the bending degree conforming to the motion trail of the bulk materials and the discrete element theory.

Furthermore, the wear-resistant lining is a wear-resistant ceramic lining or a wear-resistant plastic lining, and the wear-resistant ceramic lining or the wear-resistant plastic lining is fixed on the inner side plate of the back plate in a viscose mode.

Further, the wear-resisting inside lining is 16Mn steel sheet or build-up welding board, the backplate a plurality of screw holes have all been seted up to the curb plate, 16Mn steel sheet or the build-up welding board passes through the bolt-up and is in the screw hole with backplate curb plate fixed connection.

Further, the utility model provides a belt conveyor head curve striker plate still includes fixing device, fixing device includes the stationary blade and leads to the axle, the stationary blade sets up backplate upper end lateral wall, it passes to lead to the axle the stationary blade, the stationary blade with lead to the relative rotation of axle ability, the both ends that lead to the axle are pegged graft respectively in being used for with two axle beds of aircraft nose safety cover fixed connection.

Further, the utility model provides a belt conveyor head curve striker plate still includes adjusting device, adjusting device articulates the setting and is in on the 3 lateral walls of backplate.

Furthermore, adjusting device includes adjusting pole 7, round pin axle, adjust pole 7 and set up on 3 lower extreme lateral walls of backplate, be provided with a plurality of pinhole 8 on adjusting pole 7, the round pin axle can peg graft in the pinhole 8.

Furthermore, the back plate is formed by welding a plurality of steel plates in an arc shape in sequence.

Further, the back plate and the side plates are steel plates, and the side plates are welded on two sides of the back plate along the length direction of the back plate.

Further, the conveyer still is provided with baffle box afterbody seal box, includes the box and presses down dirt to seal the curtain, the box includes front bezel, back plate, curb plate and apron, the front bezel with the back plate sets up relatively, the front bezel with be provided with two between the back plate the curb plate, the apron sets up the front bezel the back plate with the curb plate top forms the lower part open-ended the box, it sets up to press down dirt to seal the curtain in the box, two the curb plate with it all has the breach to press down dirt to seal between the curtain, the breach forms the passageway that is used for transporting the material.

Further, the cover plate bottom is close to the front plate and the position department that is close to the back plate all is provided with the binding clasp, it passes through to restrain the dirt and seal the curtain the binding clasp is fixed in the box.

Furthermore, the shape of the clamping device is L-shaped, the short wall of the clamping device is fixed at the bottom of the cover plate, bolts are arranged on the long arms of all the clamping devices, and each bolt penetrates through the corresponding long arm of the clamping device and then is connected with the corresponding front plate or the corresponding rear plate.

Further, a box cover observation port is formed in the cover plate.

Further, the box cover observation door is further included, and the box cover observation door can cover the box cover observation opening.

Further, the box cover observation door and the box cover observation opening are provided with mutually matched door locks.

Further, the front plate has an upper extension extending upward along a top end of the front plate.

Further, an anti-overflow skirt fixing piece is arranged on the outer side of the lower end of the side plate.

Further, the front plate and the rear plate are connected with the side plates in a threaded mode.

The utility model has the advantages that:

the utility model provides a streamline feeding spoon of a belt conveyor, which comprises a bottom plate, a top plate and a feeding spoon side plate, wherein the feeding spoon side plate is arranged on the edges of two sides of the bottom plate along the length direction of the bottom plate, the top plate is arranged at the top of the feeding spoon side plate to form a body with a tubular structure, and the bottom plate is a bent plate which is concave along the length direction of the bottom plate; the body comprises a feeding section, a transition section and a dust suppression section which are sequentially connected, wherein a baffle is arranged at the front end of the dust suppression section, and a discharge hole of the dust suppression section is formed in the bottom of the dust suppression section. The streamline feeding spoon of the belt conveyor is arranged at the transshipment positions of the upper conveyor and the lower conveyor, materials enter from the feeding section of the streamline feeding spoon of the belt conveyor and hit on the inner wall of the feeding section and the inner wall of the arc transition section, thus effectively controlling and changing the speed of the material and simultaneously controlling and changing the impact angle of the material on the inner wall of the streamline feeding spoon, then the materials enter a dust suppression section, a discharge port of the dust suppression section is arranged at the bottom, the front end of the dust suppression section is of a closed structure, the overflow of dust can be effectively controlled, the materials are hit to the closed front end, the shape of the materials is ensured to be in the grade of the granularity of the materials by the collision among the materials, thus changing the running direction and speed of the materials, the materials reach the conveyer belt from the discharge hole at the bottom of the dust suppression section at a speed which is smaller than the initial speed, this ensures that the material is transferred from the streamlined feed scoop to the conveyor belt with a low impact force and a suitable transition angle. The material can be contracted and gathered, so that the uniform loading of the material is realized, the impact and abrasion of the material on the belt are greatly reduced, the maintenance cost of the belt conveyor is reduced, the generation of dust is reduced, and the overflow of the dust is inhibited. Meanwhile, the closed structure at the front end of the dust suppression section can reduce noise pollution.

Drawings

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

FIG. 1 is a schematic structural diagram of a streamline feeding scoop of the belt conveyor in an embodiment;

FIG. 2 is a side view of the streamlined feed scoop of the belt conveyor in an embodiment;

FIG. 3 is a schematic structural view of a curved striker plate of the belt conveyor head in the embodiment;

FIG. 4 is a partial enlarged view of A in the structural schematic view of the curved striker plate of the belt conveyor head in the embodiment;

FIG. 5 is a front view of a curved striker plate of the belt conveyor head in the embodiment;

FIG. 6 is a side view of the curved striker plate of the belt conveyor head in the embodiment;

FIG. 7 is a schematic structural diagram of the handpiece protective cover in the embodiment;

FIG. 8 is a schematic view showing a structure of a side plate of the chute tail seal box in the embodiment;

FIG. 9 is a schematic structural view of a sealing box at the tail of the material guide chute in an embodiment;

figure 10 is a side view of the chute tail seal box in an embodiment;

fig. 11 is a rear view of the chute tail seal box in an example.

The reference numbers in the figures are:

1. a striker plate side plate; 2. a wear-resistant lining; 3. a back plate; 4. a fixing sheet; 5. passing through the shaft; 6. a pull ring; 7. adjusting a rod; 8. a pin hole; 9. a threaded hole; 10. a machine head protective cover; 11. a pin shaft; 12. a base plate; 13. a feeding spoon side plate; 14. a support; 15. reinforcing the plate ribs; 16. a top plate; 17. a baffle plate; 18. a dust suppression section; 19. a transition section; 20. a viewing port; 21. an observation door; 22. a feeding section; 23. a discharge port; 24. a clamper; 25. a dust suppression curtain; 26. a side plate; 27. a back plate; 28. a cover plate; 29. a box cover observation port; 30. a box cover observation door; 31. a door lock; 32. a front plate; 33. and an anti-overflow skirt edge fixing piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example (c);

as shown in fig. 1 and 2, the embodiment provides a streamline feeding scoop of a belt conveyor, which includes a bottom plate 12, a top plate 16 and a feeding scoop side plate 13, wherein the feeding scoop side plate 13 is disposed at two side edges of the bottom plate 12 along a length direction of the bottom plate 12, the top plate 16 is disposed at a top of the feeding scoop side plate 13 to form a body of a tubular structure, and the bottom plate 12 is a curved plate recessed inwards along the length direction; the body comprises a feeding section 22, a transition section 19 and a dust suppression section 18 which are connected in sequence, wherein a baffle 17 is arranged at the front end of the dust suppression section 18, and a discharge hole 23 of the dust suppression section 18 is arranged at the bottom of the dust suppression section.

The streamline feeding spoon of the belt conveyor based on the structure comprises a bottom plate, a top plate and feeding spoon side plates, wherein the feeding spoon side plates are arranged on the edges of the two sides of the bottom plate along the length direction of the bottom plate, the top plate is arranged on the top of the feeding spoon side plate to form a body with a tubular structure, and the bottom plate is a bent plate which is concave inwards along the length direction of the bottom plate; the body comprises a feeding section, a transition section and a dust suppression section which are sequentially connected, wherein a baffle is arranged at the front end of the dust suppression section, and a discharge hole of the dust suppression section is formed in the bottom of the dust suppression section. The streamline feeding spoon of the belt conveyor is arranged at the transshipment positions of the upper conveyor and the lower conveyor, materials enter from the feeding section of the streamline feeding spoon of the belt conveyor and hit on the inner wall of the feeding section and the inner wall of the arc transition section, thus effectively controlling and changing the speed of the material and simultaneously controlling and changing the impact angle of the material on the inner wall of the streamline feeding spoon, then the materials enter a dust suppression section, a discharge port of the dust suppression section is arranged at the bottom, the front end of the dust suppression section is of a closed structure, the overflow of dust can be effectively controlled, the materials are hit to the closed front end, the shape of the materials is ensured to be in the grade of the granularity of the materials by the collision among the materials, thus changing the running direction and speed of the materials, the materials reach the conveyer belt from the discharge hole at the bottom of the dust suppression section at a speed which is smaller than the initial speed, this ensures that the material is transferred from the streamlined feed scoop to the conveyor belt with a low impact force and a suitable transition angle. The material can be contracted and gathered, so that the uniform loading of the material is realized, the impact and abrasion of the material on the belt are greatly reduced, the maintenance cost of the belt conveyor is reduced, the generation of dust is reduced, and the overflow of the dust is inhibited. Meanwhile, the closed structure at the front end of the dust suppression section can reduce noise pollution.

Specifically, the bottom plate 12 is a bent plate with a bending degree conforming to the motion trajectory of the bulk material and the discrete element theory. According to the motion trail of bulk materials and the theory of discrete elements, the shape of the streamline feeding spoon of the belt conveyor can be reasonably selected, so that the shapes of materials are collected and arranged, the impact angle of the materials on the inner wall of the streamline feeding spoon is further controlled, and the purposes of reducing induced wind and inhibiting dust are achieved. Calculation by means of EDM (discrete element theory) a corresponding, more conforming streamline feed scoop shape can be selected by means of three-dimensional CAD techniques.

Particularly, all be provided with the inside lining on this internal feeding spoon curb plate, the setting of inside lining can effectively improve belt conveyor streamline feeding spoon's life. Wherein, the inside lining is wear-resisting inside lining, and wear-resisting inside lining can further improve belt conveyor streamline feed spoon's life. Wear-resistant linings such as wear-resistant ceramic linings or wear-resistant plastics or 16Mn steel plates or weld overlay plates. When the inner lining is a wear-resistant ceramic inner lining or a wear-resistant plastic inner lining, the wear-resistant ceramic inner lining or the wear-resistant plastic inner lining is fixed on the feeding spoon side plate in the body in a viscose mode. When the inside lining is 16Mn steel sheet or build-up welding board, a plurality of screw holes have all been seted up to backplate, feed spoon curb plate, 16Mn steel sheet or build-up welding board pass through the bolt-up in the screw hole with the backplate feed spoon curb plate fixed connection.

The utility model provides a belt conveyor streamline feeding spoon still includes support 14, and support 14 sets up on the lateral wall of feeding spoon curb plate 13, and support 14 is used for the streamlined feeding spoon of fastening installation belt conveyor. The support 14 is welded on the outer side wall of the feeding spoon side plate 13, the support 14 is of a wedge-shaped groove structure, and a mounting hole is formed in the wall of the groove.

An observation port 20 is formed in the transition section 19 of the top plate 16, and the observation port 20 is beneficial for an operator to observe the motion condition of the material in the flow line feeding spoon.

The observation port 20 is provided with an observation door 21 which can be covered with the observation port, the observation door 21 is opened when observation is needed, and the observation door 21 is covered when observation is finished to prevent materials from flying out of the observation port 20.

All be provided with on the lateral wall of bottom plate 12, on the lateral wall of feed spoon curb plate 13 and consolidate the muscle 15, consolidate the muscle 15 and make belt conveyor streamline feed spoon non-deformable more sturdy and durable.

The bottom plate 12 is formed by bending, welding and assembling a plurality of straight plates.

Or the bottom plate 12 is formed by blanking a whole-face straight plate, so that the production cost can be greatly reduced, and the processing precision and the processing strength are ensured.

The edges of two sides of the straight plate of the bottom plate 12 are both bent inwards to form bent parts, and the lower ends of the side plates 13 of the feeding spoon are welded on the top surfaces of the bent parts.

Example 2:

as shown in fig. 1, 2, 3, 4, and 5, the belt conveyor based on the belt conveyor streamline feeding scoop of embodiment 1 includes the belt conveyor streamline feeding scoop of embodiment 1, and the belt conveyor streamline feeding scoop is provided at a belt transshipment position of the belt conveyor or at a transshipment position of the carrying conveyor and the lower transport conveyor. The belt conveyor with the streamline material feeding spoon can shrink and assemble materials, so that the materials are uniformly loaded, impact and abrasion of the materials on a belt are greatly reduced, the maintenance cost of the belt conveyor is reduced, dust is reduced, and overflow of the dust is inhibited. Meanwhile, the closed structure at the front end of the dust suppression section can reduce noise pollution, so that the belt conveyor operates in a green manner.

The belt conveyor also comprises a curved striker plate of a belt conveyor head, which comprises a back plate 3 and striker plate side plates 1, wherein the striker plate side plates 1 are arranged on the edges of the two sides of the back plate 3 along the length direction of the back plate 3, and the striker plate side plates 1 and the back plate 3 form a groove structure; the back plate 3 is a bent plate which is concave inwards along the length direction, and two side edges of the back plate 3 are bent towards the inner side.

According to the belt conveyor with the belt conveyor head curve striker plate based on the structure, the belt conveyor head curve striker plate is of a groove structure formed by the back plate and striker plate side plates on two sides of the back plate, and the structure is simple. The back plate is a bent plate and is bent towards one side of the side plate of the material baffle plate to form the arc-shaped curve material baffle plate, when bulk materials are transferred to a lower belt from an upper belt, the bulk materials are converted to vertical motion from horizontal motion and fall in a parabolic track, when the bulk materials hit the curve material baffle plate, the bulk materials are blocked, the bulk materials cannot move upwards and only can move downwards along the curve material baffle plate, and compared with the situation that a downward rebound acting force is given to the bulk materials, the rebound of the bulk materials is avoided, so that induced wind is reduced, the dust overflow is inhibited, and the impact damage of the bulk materials to the nose protection cover is also avoided by the curve material baffle plate. The belt conveyor adopting the belt conveyor head curve material baffle can avoid the impact damage of bulk materials to the head protective cover, prolong the service life of the head protective cover and reduce the maintenance cost. The belt conveyor is enabled to operate green and safe.

Specifically, the back plate 3 is a bent plate with a bending degree conforming to the motion trail of the bulk materials and the discrete element theory, and the shape of the curved material baffle plate can be reasonably selected according to the motion trail of the bulk materials and the discrete element theory, so that the flow and the shape of the materials are collected and arranged, the impact angle between the materials and the inner wall of the curved material baffle plate is further controlled, the induced wind is reduced, the dust is restrained, the impact of the bulk materials on the machine head protective cover is reduced, and the machine head protective cover is effectively protected. The calculation is carried out by EDM (discrete element theory) and the corresponding and more consistent curve baffle shape can be selected and drawn by a three-dimensional CAD technology so as to carry out production.

Preferably, be provided with wear-resisting inside lining 2 on the inside wall of backplate 3, wear-resisting inside lining 2's setting can effectively improve the life of curve striker plate.

Preferably, be provided with wear-resisting inside lining 2 on the inside wall of striker plate curb plate 1, wear-resisting inside lining 2's setting can effectively improve curve striker plate life. All be provided with wear-resisting inside lining 2 on the inside wall of backplate 3 and the inside wall of striker plate curb plate 1 like this and can improve the life of high curve striker plate greatly, and then better protection aircraft nose safety cover.

As an embodiment, the wear-resistant lining 2 is a wear-resistant ceramic lining or a wear-resistant plastic lining, and both the wear-resistant ceramic lining and the wear-resistant plastic lining are fixed on the side plates of the baffle plate in the back plate 3 by adopting an adhesive method.

As another wear-resisting lining that can implement is 16Mn steel sheet or build-up welding board, all seted up a plurality of screw holes 9 on backplate 3, the striker plate curb plate 1, 16Mn steel sheet or build-up welding board pass through the bolt-up in screw hole 9 with backplate 3, striker plate curb plate 1 fixed connection.

The utility model provides a belt conveyor head curve striker plate still includes fixing device, and fixing device includes stationary blade 4 and leads to axle 5, and stationary blade 4 sets up on the lateral wall of backplate 3 (if the welding), and stationary blade 4 sets up on 3 upper end lateral walls of backplate, leads to axle 5 and passes stationary blade 4, and stationary blade 4 can rotate relatively with leading to axle 5, and the both ends that lead to axle 5 are pegged graft respectively in being used for with two axle beds of aircraft nose safety cover fixed connection. The belt conveyor head curve striker plate is fixed in the head protective cover through the fixing device. Lead to 5 both ends of axle and all be provided with the mounting, the mounting has the extension, leads to axle 5 and passes the extension, goes up the extension and can rotate relatively with leading to 5 axles, and the mounting is provided with the screw hole, and the mounting passes through bolt and aircraft nose safety cover lateral wall fixed connection.

The utility model provides a belt conveyor head curve striker plate adjusting device, which is hinged at the lower end of the back side outer side wall of a back plate 3; the adjusting device can be arranged according to actual conditions, the position and the angle of the curve material baffle plate can be finely adjusted, and effective operation of equipment is guaranteed. And can be matched with a fixing device to further stabilize the curve striker plate.

As an implementation mode, the adjusting device comprises an adjusting rod 7 and a pin shaft 11, the adjusting rod 7 is arranged on the outer side wall of the lower end of the back plate 3, a plurality of pin holes 8 are formed in the adjusting rod 7, all the pin holes 8 are uniformly distributed along the length direction of the adjusting rod 7 (the angle of the curve material baffle plate can be adjusted slowly in sequence), and the pin shaft 11 can be inserted into the pin holes 8. When the operator adjusts the position and the angle of the curve striker plate, the pin shaft 11 is inserted into the corresponding pin hole according to specific requirements, so that the structure is simple, and the operation and the adjustment of the operator are convenient. The tail end of the adjusting rod 7 is provided with a pull ring 6, so that an operator can conveniently adjust the hand grip.

The back plate 3 is formed by welding a plurality of steel plates in an arc shape in sequence.

Wherein backplate 3, striker plate curb plate 1 are the steel sheet, and striker plate curb plate 1 welds in the both sides of backplate 3 along the length direction of backplate 3, and striker plate curb plate 1 is whole board.

Example 3:

as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11, the belt conveyor according to embodiment 2 further includes a chute tail sealing box, the chute tail sealing box is disposed at the rear of the chute of the belt conveyor, and includes a box body and a dust-suppressing curtain 25, the box body includes a front plate 32, a rear plate 27, side plates 26, and a cover plate 28, wherein the front plate 32 and the rear plate 27 are disposed opposite to each other, two side plates 26 are disposed between the front plate 32 and the rear plate 27, the cover plate 28 is disposed on the top of the front plate 32, the top of the rear plate 27, and the tops of the side plates 26 form a box body with an opening at the lower portion, the dust-suppressing curtain 25 is disposed in the box body, and gaps are disposed between the two side plates 26 and the dust-suppressing curtain 25, and form a passage for transporting the material.

Guide chute afterbody seal box based on above-mentioned structure, place this guide chute afterbody seal box in the guide chute rear portion, bulk material is because its impact force effect to the belt can produce the dust when falling down on the belt, the dust of production can be hoarded at the guide chute afterbody, the dust is hoarded and is excessively can produce internal pressure at the afterbody, internal pressure is too big to lead to the dust to spill over to the box of guide chute afterbody seal box from the rear portion, consequently, the setting of guide chute afterbody seal box can be fully released these dusts and internal pressure, uninstallation dust internal pressure, and the dust is because not too much wind pressure in the afterbody seal box, can subside on the dust suppression curtain attached to on the conveyor belt and the box inside wall, thereby the dust has been suppressed and has been produced and the diffusion. Therefore, the dust cannot be diffused to the surrounding working environment, so that the generation and diffusion of the dust are inhibited, and green operation is realized; the dust spills over to the box of baffle box afterbody seal box from the rear portion so belt afterbody dust can not fall the tunnel bottom surface to ensured the tunnel cleanness, reduced artifical clearance to the tunnel bottom surface, reduced labor maintenance cost. And this baffle box afterbody seal box sets up on the box inside wall and presses down the dirt and seals the curtain and realized that the production that suppresses the dust and diffusion are simple structure, with low costs relatively closed baffle box, and the later maintenance of being convenient for is very practical. And the belt conveyor adopting the seal box at the tail part of the guide chute inhibits the generation and diffusion of dust, so that the belt conveyor runs in a green manner.

Specifically, the bottom of the cover plate 28 is provided with a clamp 24 at a position close to the front plate 32 and a position close to the rear plate 27, and the dust suppression curtain 25 is fixed in the box body through the clamp 24.

The clamping devices 24 are L-shaped, the short walls of the clamping devices 24 are fixed at the bottom of the cover plate 28 through screws, bolts are arranged on the long arms of all the clamping devices 24, each bolt penetrates through the corresponding long arm of the clamping device 24 and then is in threaded connection with the corresponding front plate 32 or the corresponding rear plate 27, and threaded holes are formed in the front plate 32 and the rear plate 27. Simple structure, convenient disassembly and assembly and convenient maintenance.

The dust suppression curtain 25 is in a U-shaped groove structure, a front support arm of the U-shaped dust suppression curtain 25 is clamped between a long arm of the clamp 24 and the front plate 32 during installation, and a bolt is screwed to realize clamping; when the dust-proof curtain is disassembled, the dust-proof curtain 25 can be taken down by loosening the bolts, which is very convenient. The number of the clamping devices 24 is a plurality, such as six, and the six clamping devices 24 are divided into two groups which are respectively and uniformly arranged at the front end and the rear end of the cover plate 28, so that the U-shaped dust suppression sealing curtain 25 can be clamped more stably. A V-shaped pressing strip is welded on the lower end side of the clamp 24, and the opening of the pressing strip faces to the corresponding front plate 32 or the corresponding rear plate 27, so that the clamping area is larger, and the clamping is more stable. Or the V-shaped bead is welded to the dust sealing curtain 25.

The cover plate 28 is provided with the box cover observation port 29, so that an operator can know the accumulation condition of dust in the guide chute tail sealing box through the box cover observation port 29 at any time, and the operator can clean the dust in the sealing box in time when the dust is accumulated excessively.

The utility model provides a baffle box afterbody seal box still includes case lid observation door 30, and case lid observation door 30 can cover and close on case lid viewing aperture 29, if case lid observation door 30 rear end articulates the rear end at case lid viewing aperture 29, and the setting of case lid observation door 30 can prevent the material dust from the polluted environment of case lid viewing aperture 29 departure.

Be provided with the lock of mutually supporting on case lid observation door 30 and the case lid viewing aperture 29, if adopt buckle structure's lock, be provided with the handle on the case lid observation door 30, the front end of handle is provided with the checkpost of protruding structure, 29 border position departments of case lid viewing aperture are provided with protruding structure complex snap ring, the checkpost can be blocked and establish in the snap ring, the snap ring articulates at 29 border position departments of case lid viewing aperture, the case lid observation door 30 lid is closed when the case lid viewing aperture 29 with the snap ring upset cover up establish realize the locking on the checkpost, break away from the checkpost with snap ring upset snap ring down when needing to open the observation of case lid observation door 30 and realize the unblock, set up simple structure and very convenient and.

The front plate 32 is provided with an upper extension part which extends upwards along the end part of the front plate 32, the upper extension part is fixedly connected with the guide chute as a transition plate of the tail sealing box connected with the guide chute and can be fixedly connected with the guide chute in a threaded connection mode, and threaded holes are formed in the tail sealing box and the guide chute and are fixed by bolts.

An anti-overflow skirt fixing piece 33 is arranged on the outer side of the lower end of the side plate 26, the anti-overflow skirt fixing piece 33 is horizontally arranged, the anti-overflow skirt fixing piece 33 is used for fixing the anti-overflow skirt, the sealing box at the tail part of the material guide chute is placed at the rear part of the material guide chute, the side plate 26 and the double-sealing material guide chute wear-resisting plate are positioned on the same horizontal plane, and the outer part of the side; the overflow-proof skirt edge is a water-drop-shaped overflow-proof skirt edge, and the arrangement of the overflow-proof skirt edge ensures that material dust cannot overflow, thereby reducing dust pollution.

The front plate 32, the rear plate 27 and the side plates 26 are connected in a threaded mode, so that the disassembly and the assembly are convenient, and an operator can maintain and clean the sealing box at the tail part of the material guide groove conveniently.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a belt conveyor streamline feed spoon which characterized in that: the feeding spoon comprises a bottom plate (12), a top plate (16) and feeding spoon side plates (13), wherein the feeding spoon side plates (13) are arranged on the edges of two sides of the bottom plate (12) along the length direction of the bottom plate (12), the top plate (16) is arranged on the tops of the feeding spoon side plates (13) to form a body of a tubular structure, and the bottom plate (12) is a bent plate which is concave inwards along the length direction of the bottom plate; the body comprises a feeding section (22), a transition section (19) and a dust suppression section (18) which are sequentially connected, wherein a baffle (17) is arranged at the front end of the dust suppression section (18), and a discharge hole (23) of the dust suppression section (18) is formed in the bottom of the dust suppression section.

2. The belt conveyor streamline feed scoop of claim 1, wherein: the bottom plate (12) is a bent plate with the bending degree conforming to the motion trail of the bulk materials and the discrete element theory.

3. The belt conveyor streamline feed scoop of claim 1, wherein: the body inside wall is provided with wear-resisting inside lining, wear-resisting inside lining is wear-resisting ceramic lining or wear-resisting plastics or 16Mn steel sheet or build-up welding board.

4. The belt conveyor streamline feed scoop of claim 1, wherein: the feeding spoon further comprises a support (14), and the support (14) is arranged on the outer side wall of the feeding spoon side plate (13).

5. The belt conveyor streamline feed scoop of claim 1, wherein: an observation port (20) is formed in the transition section (19) of the top plate (16).

6. The belt conveyor streamline feed scoop of claim 5, wherein: an observation door (21) which can be covered with the observation opening (20) is arranged on the observation opening.

7. The belt conveyor streamline feed scoop of claim 1, wherein: and reinforcing plate ribs (15) are arranged on the outer side wall of the bottom plate (12) and the outer side wall of the feeding spoon side plate (13).

8. The belt conveyor streamline feed scoop of claim 1, wherein: the bottom plate (12) is formed by bending, welding and assembling a plurality of straight plates.

9. The belt conveyor streamline feed scoop of claim 8, wherein: all straight board both sides edge is all inwards buckled and is formed the kink, feed spoon curb plate (13) welding is in the top surface of kink.

10. A belt conveyor, characterized in that: comprising a belt conveyor streamlined feeding scoop according to any of claims 1-9 arranged at a belt reloading position of the belt conveyor.

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