CN115991370A

CN115991370A - Screw conveyer capable of preventing arching

Info

Publication number: CN115991370A
Application number: CN202310192464.6A
Authority: CN
Inventors: 项强文
Original assignee: Jiangxi Huaxin Machinery Manufacture Co ltd
Current assignee: Jiangxi Huaxin Machinery Manufacture Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-04-21

Abstract

The invention relates to the technical field of screw conveyors, in particular to an arch-preventing screw conveyor. The invention provides an anti-arching screw conveyor which can prevent materials from arching on screw blades. The utility model provides a screw conveyer that can prevent arching, including framework, first motor and hob, open on the upper right portion of framework has the feed inlet, and open on the upper left portion of framework has the discharge gate, and first motor is installed on the framework right portion, and upper portion swivelling joint has the hob in the framework, and the hob right-hand member passes through the coupling joint with first motor output shaft, still including vibration mechanism and mechanism of breaking up, upper portion is equipped with vibration mechanism in the framework, and vibration mechanism contacts with blade on the hob, and upper right portion of framework is equipped with the mechanism of breaking up. The blades on the screw rod are knocked by the hit rod, the blades on the screw rod shake to shake off materials on the screw rod, so that the phenomenon that the materials are bonded on the screw rod and arc formation occurs to influence normal production is prevented, and the second motor drives the stirring frame to rotate to break up the materials, so that the phenomenon of blocking is prevented.

Description

Screw conveyer capable of preventing arching

Technical Field

The invention relates to the technical field of screw conveyors, in particular to an arch-preventing screw conveyor.

Background

Screw conveyors push and convey materials through rotating screw blades. In the actual use process, especially when the powder and the materials with relatively high viscosity are conveyed, the materials can arch in the conveying process, so that the problems of unsmooth conveying and channel blockage are caused.

Patent publication number CN215428373U discloses a fodder processing is with preventing arching screw conveyer, including storage box and the defeated material chamber that sets up in storage box one side curb plate bottom and communicate with the storage box, the curb plate upper portion that storage box both sides are relative is equipped with the bearing frame that sets up relatively, and installs the pivot that runs through inside the storage box on the bearing frame, is fixed with the stirring tooth in the pivot, and the lower part of storage box is provided with the auger that runs through to defeated material intracavity portion.

The device adopts two rotating shafts which are symmetrically distributed and provided with the stirring teeth, and can stir the feed continuously when the feed enters the storage box, thereby avoiding arching phenomenon during feed discharging. However, in the process of pushing materials by the rotating spiral blades, the materials are fully contacted with the spiral blades, so that the materials are easy to arch on the spiral blades, and the problems of unsmooth conveying and channel blockage are caused. How to design an anti-arching screw conveyor capable of preventing materials from arching on screw blades is a technical problem to be solved by the patent.

Disclosure of Invention

In order to overcome the defects that the materials are fully contacted with the spiral blades in the process of pushing the materials by the rotating spiral blades in the prior art, so that the materials are easy to arch on the spiral blades, the technical problem of the invention is that: provided is an anti-arching screw conveyor which prevents arching of material on screw blades.

The technical scheme is as follows: the utility model provides a screw conveyer that can prevent arching, including the framework, first motor and hob, open on the upper right portion of framework has the feed inlet, open on the upper left portion of framework has the discharge gate, first motor is installed on the framework right portion, upper portion swivelling joint has the hob in the framework, the hob right-hand member passes through the coupling joint with first motor output shaft, still including vibration mechanism and mechanism of scattering, upper portion is equipped with the vibration mechanism that is used for preventing the material bonding and appears arching on the hob, vibration mechanism contacts with the blade on the hob, the upper right portion of framework is equipped with the mechanism of scattering that is used for preventing to appear the putty phenomenon.

In addition, particularly preferred, vibration mechanism is including telescopic link, compression spring and the pole that strikes, upper portion left and right sides all is connected with the telescopic link in the framework, be connected with the pole that strikes between the telescopic link lower extreme, blade upper portion on the screw rod is the cusp, the blade contact on the pole that strikes and the screw rod, the equal cover of telescopic link lower part has compression spring, compression spring's both ends are connected with pole and telescopic link that strikes respectively, first motor drives the screw rod and rotates, the cusp part on the screw rod repeatedly with strike the pole contact separation, constantly upwards extrude the pole that strikes and compression spring constantly reset under the effect of the pole that strikes, the blade vibrations on the screw rod shake and shake its upper material.

In addition, it is particularly preferred that the scattering mechanism comprises a second motor, an agitating frame and a filter plate, wherein the second motor is arranged in the feeding hole of the frame body, the agitating frame is connected to the output shaft of the second motor, the filter plate is connected to the feeding hole of the frame body, the filter plate is positioned on the lower side of the agitating frame, and the second motor drives the agitating frame to rotate so as to scatter materials.

In addition, particularly preferred is, still include the knocking mechanism that is used for preventing the material bonding from appearing the arching phenomenon at the box inner upper wall, knocking mechanism includes connecting rod, tension spring and slide bar, and both sides all are connected with the connecting rod around the box upper left portion, are connected with tension spring between connecting rod left portion and the box, receive the left side of beating the pole and be connected with the slide bar, the slide bar stretches out the box and contacts with the connecting rod left portion.

In addition, it is particularly preferable that the left portions of the links are all inclined.

In addition, it is particularly preferable that the device further comprises a static electricity removing mechanism for preventing materials from caking due to static electricity or forming arching on the screw rod and the upper wall in the frame body, wherein the static electricity removing mechanism comprises a static electricity removing rod and a sliding block, the sliding block is connected to the right side of the upper part in the frame body, the static electricity removing rod is connected between the sliding blocks, the right part of the screw rod is provided with a screw groove, and the upper part of the static electricity removing rod is clamped in the screw groove.

In addition, it is particularly preferable to further include a covering mechanism for blocking the blade on the screw rod, the covering mechanism including a plastic plate and a bolt, the plastic plate being mounted on the blade of the screw rod by the bolt.

In addition, particularly preferred is, still include the drying mechanism that is used for carrying out moisture absorption and guaranteeing the interior upper portion of box with the material, drying mechanism is including apron, case and sliding plate, and box upper portion is connected with the case, and the through-hole is opened to the case bottom, and the through-hole communicates with each other with the interior upper portion of box, and the apron has been placed at the case top, and the lower part of case is connected with the sliding plate in a sliding manner.

The invention has the advantages that: the blades on the screw rod are knocked by the hit rod, the blades on the screw rod shake to shake off materials on the screw rod, so that the phenomenon that the materials are bonded on the screw rod and arc formation occurs to influence normal production is prevented, and the second motor drives the stirring frame to rotate to break up the materials, so that the phenomenon of blocking is prevented; the upper part of the frame body is knocked by the connecting rod, so that the upper part of the frame body shakes to shake off materials in the frame body, and the phenomenon that the materials are bonded on the upper wall of the frame body to form arching is prevented from influencing normal production; static electricity is removed through the static electricity eliminating rod, so that the phenomenon that materials are blocked due to static electricity or arc is formed on the upper walls in the screw rod and the frame body is prevented; the blades on the screw rod are protected in a blocking mode through the plastic plate, the blades on the screw rod are prevented from being damaged by materials, the plastic plate is arranged on the blades of the screw rod through bolts, and the plastic plate can be replaced; through putting the drier into the case, when carrying the material, can carry out moisture absorption to the material and guarantee the drying of box internal upper portion to prevent that the material from gluing into big piece each other and producing the arch.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional perspective view of the present invention.

Fig. 3 is a schematic perspective view of a basic frame of the present invention.

Fig. 4 is a schematic perspective view of a vibration mechanism according to the present invention.

Fig. 5 is an enlarged view of the vibration mechanism a of the present invention.

Fig. 6 is a schematic perspective view of a breaking mechanism according to the present invention.

FIG. 7 is a perspective view of a striking mechanism according to the present invention at a first perspective.

FIG. 8 is a schematic perspective view of a striking mechanism according to a second perspective of the present invention.

Fig. 9 is an enlarged view of the striking mechanism B of the present invention.

Fig. 10 is a schematic perspective view of the static electricity removing mechanism according to the present invention.

Fig. 11 is a schematic perspective view of a covering mechanism of the present invention.

Fig. 12 is an enlarged view of the covering mechanism C of the present invention.

Fig. 13 is a schematic perspective view of a drying mechanism according to the present invention.

In the figure: 1. the frame body, 2, a first motor, 3, a screw rod, 4, a vibration mechanism, 41, a telescopic rod, 42, a pressure spring, 43, a hit rod, 5, a scattering mechanism, 51, a second motor, 52, an agitating rack, 53, a filter plate, 6, a knocking mechanism, 61, a connecting rod, 62, a tension spring, 63, a sliding rod, 7, a static electricity removing mechanism, 71, a spiral groove, 72, a static electricity eliminating rod, 73, a sliding block, 8, a covering mechanism, 81, a plastic plate, 82, a bolt, 9, a drying mechanism, 91, a cover plate, 92, a storage box, 93 and a sliding plate.

Detailed Description

The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.

Example 1

The utility model provides a screw conveyer that can prevent arching, refer to fig. 1-6, including framework 1, first motor 2, hob 3, vibration mechanism 4 and break up mechanism 5, open at the upper right portion of framework 1 has the feed inlet, open at the upper left portion of framework 1 has the discharge gate, first motor 2 is installed at the upper portion in the framework 1, upper portion rotation is connected with hob 3 in the framework 1, hob 3 right-hand member passes through the coupling joint with first motor 2 output shaft, upper portion is equipped with vibration mechanism 4 in the framework 1, vibration mechanism 4 is used for preventing the material bonding to appear arching phenomenon on hob 3, vibration mechanism 4 is contacted with the blade on the hob 3, the upper right portion of framework 1 is equipped with break up mechanism 5, break up mechanism 5 is used for preventing to appear blocking phenomenon.

Referring to fig. 4-5, the vibration mechanism 4 includes a telescopic rod 41, a pressure spring 42 and a hit rod 43, the telescopic rod 41 is installed on the left and right sides of the upper portion in the frame 1, the hit rod 43 is installed between the lower ends of the two telescopic rods 41, the upper portions of the blades on the spiral rod 3 are toothed, the hit rod 43 is in contact with the blades on the spiral rod 3, the hit rod 43 is used for knocking the blades on the spiral rod 3, the pressure spring 42 is sleeved on the lower portion of the telescopic rod 41, and two ends of the pressure spring 42 are connected with the hit rod 43 and the telescopic rod 41 respectively.

Referring to fig. 6, the breaking mechanism 5 includes a second motor 51, a stirring frame 52 and a filter plate 53, the second motor 51 is installed in the feed inlet of the frame 1, the stirring frame 52 is installed on the output shaft of the second motor 51, the stirring frame 52 is used for breaking up the material, the filter plate 53 is installed in the feed inlet of the frame 1, and the filter plate 53 is located at the lower side of the stirring frame 52.

When the novel spiral feeding device is used, the first motor 2 and the second motor 51 are started, the output shaft of the first motor 2 drives the spiral rod 3 to rotate, the output shaft of the second motor 51 drives the stirring frame 52 to rotate, materials are guided into the feeding hole of the frame body 1, the stirring frame 52 rotates to scatter the materials, the materials enter the upper portion in the frame body 1 through the filter plate 53, the phenomenon of blocking is prevented, the toothed portion on the spiral rod 3 is repeatedly contacted and separated with the hit rod 43, the hit rod 43 is continuously extruded upwards by the spiral rod 3, the pressure spring 42 continuously resets under the action of the hit rod 43, the hit rod 43 continuously moves up and down to hit the blade on the spiral rod 3, the spiral rod 3 shakes and shakes the materials on the hit rod, the phenomenon that the materials are bonded on the spiral rod 3 is prevented from blocking to affect normal production, and after the material conveying is finished, the first motor 2 and the second motor 51 are closed.

Example 2

On the basis of embodiment 1, referring to fig. 1, 2, 7, 8 and 9, the device further comprises a knocking mechanism 6, wherein the knocking mechanism 6 comprises a connecting rod 61, a tension spring 62 and a sliding rod 63, the connecting rod 61 is slidably connected to the front side and the rear side of the left upper part of the frame 1, the left part of the connecting rod 61 is obliquely arranged, the tension spring 62 is connected between the left part of the connecting rod 61 and the frame 1, the sliding rod 63 is welded to the left side of the knocking rod 43, and the sliding rod 63 extends out of the frame 1 to contact the left parts of the two connecting rods 61.

When the hit rod 43 repeatedly moves up and down, the hit rod 43 drives the sliding rod 63 to repeatedly move up and down, the sliding rod 63 and the connecting rod 61 are repeatedly contacted and separated, the left part of the connecting rod 61 is obliquely arranged, and then under the action that the sliding rod 63 continuously extrudes the connecting rod 61 downwards and the tension spring 62 continuously resets the connecting rod 61, the connecting rod 61 continuously moves forwards and backwards to hit the upper part of the frame body 1, the upper part of the frame body 1 shakes and shakes off materials in the frame body, and the phenomenon that the materials are bonded on the upper wall in the frame body 1 to form arching is prevented from affecting normal production.

Referring to fig. 1, 2 and 10, the static electricity removing device 7 is further comprised, the static electricity removing device 7 comprises a static electricity removing rod 72 and a sliding block 73, the right side of the upper part in the frame 1 is connected with two sliding blocks 73 in a sliding manner, the static electricity removing rod 72 is installed between the two sliding blocks 73, the right part of the screw rod 3 is provided with a screw groove 71, and the upper part of the static electricity removing rod 72 is clamped in the screw groove 71.

When the screw rod 3 rotates, the static eliminating rod 72 and the sliding block 73 repeatedly move left and right under the action of the screw groove 71, the static eliminating rod 72 is started, static is eliminated through the static eliminating rod 72, the phenomenon that materials are blocked due to static or arc formation occurs on the screw rod 3 and the inner upper wall of the frame body 1 is prevented, and after the materials are conveyed, the static eliminating rod 72 is closed.

Referring to fig. 1, 2, 11 and 12, the screw rod 3 further comprises a covering mechanism 8, wherein the covering mechanism 8 comprises a plastic plate 81 and bolts 82, and two plastic plates 81 are mounted on the blades of the screw rod 3 through the bolts 82.

The blades on the screw rod 3 are protected in a blocking mode through the plastic plate 81, the blades on the screw rod 3 are prevented from being damaged by materials, the plastic plate 81 is installed on the blades of the screw rod 3 through the bolts 82, and the plastic plate 81 can be replaced.

Referring to fig. 1, 2 and 13, the drying device further comprises a drying mechanism 9, the drying mechanism 9 comprises a cover plate 91, a storage box 92 and a sliding plate 93, the storage box 92 is installed on the upper portion of the frame body 1, a through hole is formed in the bottom of the storage box 92, the through hole is communicated with the upper portion in the frame body 1, the cover plate 91 is placed on the top of the storage box 92, and the sliding plate 93 is connected to the lower portion of the storage box 92 in a sliding mode.

The cover plate 91 is opened, the drying agent is placed in the storage box 92, the cover plate 91 is reset, the sliding plate 93 is taken out by manually moving leftwards, so that when materials are conveyed, the materials can be absorbed in moisture and the drying of the upper part in the frame body 1 is ensured, the materials are prevented from being mutually adhered into a large block to form an arch, and after the materials are conveyed, the sliding plate 93 is reset.

It should be understood that this example is only illustrative of the invention and is not intended to limit the scope of the invention. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents are intended to fall within the scope of the claims appended hereto.

Claims

1. The utility model provides a screw conveyer that can prevent arching, including framework (1), first motor (2) and hob (3), open upper right portion of framework (1) has the feed inlet, upper left portion of framework (1) opens there is the discharge gate, first motor (2) are installed on framework (1) right part, upper portion rotation is connected with hob (3) in framework (1), hob (3) right-hand member passes through the coupling joint with first motor (2) output shaft, characterized by, still including vibration mechanism (4) and breaking up mechanism (5), upper portion is equipped with vibration mechanism (4) that are used for preventing the material bonding to appear the arching phenomenon on hob (3) in framework (1), vibration mechanism (4) are contacted with blade on hob (3), upper right portion of framework (1) is equipped with and is used for preventing breaking up mechanism (5) that appear the putty phenomenon.

2. The screw conveyor capable of preventing arching according to claim 1, characterized in that the vibration mechanism (4) comprises a telescopic rod (41), a pressure spring (42) and a hit rod (43), the telescopic rod (41) is connected to the left side and the right side of the inner upper portion of the frame (1), the hit rod (43) is connected between the lower ends of the telescopic rod (41), the upper portions of blades on the screw rod (3) are toothed, the hit rod (43) is in contact with the blades on the screw rod (3), the lower portions of the telescopic rod (41) are sleeved with pressure springs (42), two ends of the pressure springs (42) are respectively connected with the hit rod (43) and the telescopic rod (41), the first motor (2) drives the screw rod (3) to rotate, the toothed portions on the screw rod (3) are repeatedly separated by contact with the hit rod (43), and the hit rod (43) is continuously pressed upwards under the action of the continuous reset of the pressure spring (42), the hit rod (43) continuously moves upwards and downwards, and the blades (3) are hit on the screw rod (3), and the material is hit.

3. The arch-preventing screw conveyor according to claim 2, wherein the scattering mechanism (5) comprises a second motor (51), an agitating frame (52) and a filter plate (53), the second motor (51) is arranged in the feed inlet of the frame body (1), the agitating frame (52) is connected to the output shaft of the second motor (51), the filter plate (53) is connected to the feed inlet of the frame body (1), the filter plate (53) is located at the lower side of the agitating frame (52), and the second motor (51) drives the agitating frame (52) to rotate to scattering materials.

4. A screw conveyor capable of preventing arching as claimed in claim 3, further comprising a knocking mechanism (6) for preventing the arching phenomenon of the upper wall of the frame body (1) from occurring when materials are adhered, wherein the knocking mechanism (6) comprises a connecting rod (61), a tension spring (62) and a sliding rod (63), the connecting rod (61) is slidably connected to the front side and the rear side of the left upper part of the frame body (1), the tension spring (62) is connected between the left part of the connecting rod (61) and the frame body (1), the sliding rod (63) is connected to the left side of the knocking rod (43), and the sliding rod (63) extends out of the frame body (1) to be in contact with the left part of the connecting rod (61).

5. An arching preventive screw conveyor according to claim 4, characterized in that the left parts of the connecting rods (61) are all inclined.

6. The anti-arching screw conveyor according to claim 5, further comprising an electrostatic removing mechanism (7) for preventing materials from being caked due to static electricity or arching on the screw rod (3) and the upper wall in the frame (1), wherein the electrostatic removing mechanism (7) comprises an electrostatic removing rod (72) and a sliding block (73), the sliding block (73) is connected to the right side of the upper part in the frame (1), the electrostatic removing rod (72) is connected between the sliding blocks (73), the right part of the screw rod (3) is provided with a screw groove (71), and the upper part of the electrostatic removing rod (72) is clamped in the screw groove (71).

7. An anti-arching screw conveyor according to claim 6, further comprising a covering mechanism (8) for providing barrier protection for the blades on the screw rod (3), the covering mechanism (8) comprising a plastic plate (81) and bolts (82), the plastic plate (81) being mounted on the blades of the screw rod (3) by means of the bolts (82).

8. The arch-preventing screw conveyor according to claim 7, further comprising a drying mechanism (9) for absorbing moisture of the material and drying the upper portion of the inside of the frame body (1), wherein the drying mechanism (9) comprises a cover plate (91), a storage box (92) and a sliding plate (93), the storage box (92) is connected to the upper portion of the frame body (1), a through hole is formed in the bottom of the storage box (92), the through hole is communicated with the upper portion of the inside of the frame body (1), the cover plate (91) is placed on the top of the storage box (92), and the sliding plate (93) is connected to the lower portion of the storage box (92) in a sliding manner.