Valve plate switching structure and limestone raw material conveying device

Abstract

The utility model discloses a valve plate switching structure and a limestone raw material transportation device, and belongs to the technical field of limestone raw material transportation, the valve plate switching structure comprises a reversing material conveying mechanism, the reversing material conveying mechanism comprises a blanking assembly, and the blanking assembly comprises a blanking hopper; the communicating mechanism comprises clamping assemblies, the clamping assemblies are symmetrically installed on the two sides of the discharging assembly, each clamping assembly comprises a conveying pipe and a rotating disc, the rotating discs are arranged at the four corners of the conveying pipe correspondingly, the conveying pipes are locked to the two sides of the discharging hopper through the rotating discs, the discharging hopper discharges limestone to the conveying pipes on the two sides correspondingly, and the utilization rate of pipelines is increased; comprising a cutting assembly arranged in a discharging assembly, the cutting assembly comprises a partition plate, and one end of the partition plate is rotationally mounted at the inner bottom of a discharging hopper in a limiting manner, so that limestone can be conveniently conveyed according to needs, meanwhile, the mounting and processing cost is reduced, and disassembly and later maintenance are facilitated.

Description

Technical Field

[0001] The utility model relates to the field of limestone raw material transportation, in particular to a valve plate switching structure and a limestone raw material transportation device. Background Art

[0002] Limestone is the trade name for limestone as a mineral raw material. Limestone has been widely used in the history of human civilization because of its wide distribution in nature and easy access. Limestone can be divided into high-calcium limestone, low-calcium limestone, plaster limestone and chalk according to its chemical composition; it can be divided into crystalline limestone, microcrystalline limestone and amorphous limestone according to its crystallization method.

[0003] When transporting limestone through pipelines, it is necessary to transport the limestone to different locations. If multiple pipelines are connected, parallel pipelines will appear. The pipelines all need to be installed and fixed, which greatly increases the installation time. At the same time, parallel pipelines waste resources. It is not convenient to change the path of limestone transportation in the pipeline by switching to reduce the cost of processing and installation. How to invent a valve plate switching structure and a limestone raw material transportation device to improve these problems has become an urgent problem to be solved by technicians in this field. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a valve plate switching structure and a limestone raw material transportation device, aiming to improve the problem that when multiple pipelines are parallel during pipeline transportation of limestone, it is easy to cause waste of resources and high processing and installation costs.

[0005] The utility model is implemented as follows: a valve plate switching structure, comprising

[0006] A reversing conveying mechanism, wherein the reversing conveying mechanism comprises a material discharge assembly, and the material discharge assembly comprises a material discharge hopper;

[0007] The connecting mechanism includes a clamping assembly, which is symmetrically installed on both sides of the discharge assembly. The clamping assembly includes a conveying pipe and a turntable, which are respectively arranged at the four corners of the conveying pipe. The turntable locks the conveying pipe to both sides of the discharge hopper.

[0008] In a preferred technical solution of the present utility model, the material discharge assembly includes a mounting frame, through holes are provided on both sides of the material discharge hopper, and the mounting frame is fixedly mounted on the top of the material discharge hopper.

[0009] In a preferred technical solution of the utility model, the side view of the lower hopper is an isosceles trapezoid, the two ends of the lower hopper are vertically arranged, the middle part of the lower hopper is hollow, and the small bottom of the lower hopper is sealed.

[0010] In a preferred technical solution of the utility model, the through holes on both sides of the lower hopper are located on the two inclined surfaces of the lower hopper, and extension frames are fixedly connected to the through holes on both sides of the lower hopper respectively, and the extension frames protrude from the outside of the lower hopper.

[0011] In a preferred technical solution of the utility model, the clamping assembly also includes a connecting screw and a positioning plate, and the two sides of one end of the connecting screw are respectively rotatably connected to the positioning plate, and the positioning plate is fixedly installed on both sides of the lower hopper, and the turntable is threadedly sleeved on the connecting screw, and the two sides of the conveying pipe are respectively fixedly connected with clamping blocks, and the clamping blocks are located between the turntable and the positioning plate.

[0012] In a preferred technical solution of the present utility model, a U-shaped through hole is opened on the side of the block away from the conveying pipe, and the blocks are provided in multiple groups, which are respectively fixedly connected to the four corners on both sides of the two conveying pipes, and the connecting screws are provided in multiple groups, which are respectively arranged corresponding to the blocks, one end of the connecting screw is hinged to the positioning plate, and the other end of the connecting screw is threadedly connected to the turntable.

[0013] In a preferred technical solution of the utility model, a gasket is sleeved on each of the connecting screws, and the gasket is located between the rotating disk and the clamping block.

[0014] In a preferred technical solution of the present utility model, the delivery pipes are respectively sleeved on the outside of the extension frame in a limiting manner.

[0015] In another preferred technical solution of the utility model, a limestone raw material transportation device includes a valve plate switching structure, a material cutting assembly is arranged inside the material discharge assembly, and the material cutting assembly includes a partition plate, and one end of the partition plate is limitedly rotatably installed on the inner bottom of the material discharge hopper.

[0016] In a preferred technical solution of the present invention, a rotating shaft is fixedly connected to one side of the bottom of the partition plate, and the rotating shaft is limitedly hinged to one side of the bottom of the lower hopper, and a transmission shaft is fixedly connected to the other side of the bottom of the partition plate. The transmission shaft rotates in a limited manner and passes through one side of the lower hopper. The end of the transmission shaft is fixedly connected to a limited connecting plate, and one side of the limited connecting plate is hinged with a connecting card. The back of the connecting card is transmission-connected to an electric push rod, and the electric push rod is fixedly installed on one side of the lower hopper.

[0017] The beneficial effects of the utility model are as follows: the valve plate switching structure and the limestone raw material transportation device obtained by the utility model through the above-mentioned design can drive the limit connecting plate to rotate by controlling the extension and retraction of the electric push rod during use, and the rotation of the limit connecting plate drives the partition plate to flip, and the partition plate flips to one side to block the through hole on one side of the lower hopper, and the partition plate flips to the other side to block the through hole on the other side, which is convenient for switching according to needs, and the conveying pipe can be installed and disassembled by rotating the turntable at the same time, and the turntable is tightened to press the gasket down to squeeze the card block to fix the conveying pipe. When disassembly is required, the turntable is rotated in the opposite direction and the connecting screw is bent to one side at the same time, so that the conveying pipe can be disassembled, which is convenient for conveying limestone according to needs, and at the same time reduces the cost of installation and processing and is convenient for disassembly and later maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the reversing material conveying mechanism and the connecting mechanism provided in the embodiment of the utility model;

[0020] Figure 2 A schematic diagram of the internal structure of the reversing conveying mechanism provided in the embodiment of the utility model;

[0021] Figure 3 A schematic diagram of the exploded and partially enlarged structure of the cutting assembly provided in the embodiment of the utility model;

[0022] Figure 4 This is a schematic diagram of the exploded structure of the clamping assembly and the enlarged structure of some parts provided in the embodiment of the utility model.

[0023] In the figure: 100-reversing conveying mechanism; 110-discharging assembly; 111-discharging hopper; 112-extension frame; 113-installation frame; 120-cutting assembly; 121-partitioning plate; 122-rotating shaft; 123-transmission shaft; 124-limiting connecting plate; 125-connecting card; 126-electric push rod; 200-connecting mechanism; 210-clamping assembly; 211-conveying pipe; 212-block; 213-connecting screw; 214-positioning plate; 215-turntable; 216-gasket. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 and Figure 2 The utility model provides a technical solution: a valve plate switching structure, including

[0026] The reversing conveying mechanism 100 includes a material discharge assembly 110, and the material discharge assembly 110 includes a material discharge hopper 111; the connecting mechanism 200 includes a clamping assembly 210, and the clamping assembly 210 is symmetrically installed on both sides of the material discharge assembly 110. The clamping assembly 210 includes a conveying pipe 211 and a turntable 215. The turntable 215 is respectively arranged at the four corners of the conveying pipe 211. The turntable 215 locks the conveying pipe 211 on both sides of the material discharge hopper 111. The limestone is discharged to the conveying pipes 211 on both sides respectively by the lower hopper 111, thereby improving the utilization rate of the pipeline.

[0027] See also Figure 2 and Figure 3 The material discharge assembly 110 includes a mounting frame 113. Through holes are provided on both sides of the lower hopper 111. The mounting frame 113 is fixedly installed on the top of the lower hopper 111. Through holes are provided on all four sides of the mounting frame 113, so that the lower hopper 111 can be conveniently installed by bolts. The lower hopper 111 is an isosceles trapezoid when viewed from the side. The two ends of the lower hopper 111 are vertically arranged. The middle part of the lower hopper 111 is hollow. The small bottom of the lower hopper 111 is blocked. The isosceles trapezoid is arranged so that the material discharged from the top can be conveniently discharged to both sides. The through holes on both sides of the lower hopper 111 are located on the two inclined sides of the lower hopper 111. The extension frames 112 are fixedly connected in the through holes on both sides of the lower hopper 111. The extension frames 112 protrude from the outside of the lower hopper 111, so that it is convenient to communicate with the conveying pipe 211. At the same time, a certain gap will not cause leakage.

[0028] See also Figures 2 to 4 The clamping assembly 210 also includes a connecting screw 213 and a positioning plate 214. The two sides of one end of the connecting screw 213 are respectively rotated to connect the positioning plate 214. The positioning plate 214 is fixedly installed on both sides of the lower hopper 111. The turntable 215 is threadedly sleeved on the connecting screw 213. The two sides of the conveying pipe 211 are respectively fixedly connected with a clamping block 212, and the clamping block 212 is located between the turntable 215 and the positioning plate 214.

[0029] A U-shaped through hole is provided on one side of the block 212 away from the delivery tube 211. The block 212 is provided with multiple groups, which are respectively fixedly connected to the four corners of the two sides of the two delivery tubes 211. A plurality of connecting screws 213 are provided, which are respectively arranged corresponding to the block 212. One end of the connecting screw 213 is hinged to the positioning plate 214, and the other end of the connecting screw 213 is threadedly connected to the turntable 215. A gasket 216 is sleeved on the connecting screw 213, and the gasket 216 is located between the turntable 215 and the block 212. The delivery tubes 211 are respectively limitedly sleeved on the outside of the extension frame 112. By bending the connecting screw 213 toward one side of the block 212, the connecting screw 213 is located in the U-shaped groove of the block 212, and the turntable 215 is rotated to cooperate with the gasket 216 to press the block 212 to fix the delivery tube 211.

[0030] A limestone raw material transportation device includes a material cutting assembly 120 disposed inside a material lowering assembly 110. The material cutting assembly 120 includes a partition plate 121. One end of the partition plate 121 is rotatably mounted on the inner bottom of a material lowering hopper 111. A rotating shaft 122 is fixedly connected to one side of the bottom of the partition plate 121, and the rotating shaft 122 is limitedly hinged to one side of the bottom of the lower hopper 111. A transmission shaft 123 is fixedly connected to the other side of the bottom of the partition plate 121. The transmission shaft 123 rotates in a limited manner and passes through one side of the lower hopper 111. The end of the transmission shaft 123 is fixedly connected to a limited position connecting plate 124. A connecting card 125 is hinged on one side of the limited position connecting plate 124. The back of the connecting card 125 is transmission-connected to an electric push rod 126. The electric push rod 126 is fixedly installed on one side of the lower hopper 111. The electric push rod 126 drives the limiting connecting plate 124 to drive the partition plate 121 to close the through holes on both sides of the lower hopper 111, so that the through holes on one side can be opened conveniently as needed.

[0031] Working principle: install the lower hopper 111 at the position where material distribution is required through the installation frame 113, and control the extension and retraction through the electric push rod 126 to drive the limit connecting plate 124 to rotate. The rotation of the limit connecting plate 124 drives the partition plate 121 to flip, and the partition plate 121 flips to one side to block the through hole on one side of the lower hopper 111, and the partition plate 121 flips to the other side to block the through hole on the other side, which is convenient for switching according to needs. At the same time, the conveying pipe 211 is installed and removed by rotating the turntable 215. By tightening the turntable 215, the turntable 215 presses the gasket 216 to squeeze the block 212 to fix the conveying pipe 211. When disassembly is required, the turntable 215 is rotated in the opposite direction and the connecting screw 213 is bent to one side to disassemble the conveying pipe 211.

[0032] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A valve plate switching structure, characterized in that: include A reversing conveying mechanism, wherein the reversing conveying mechanism comprises a material discharge assembly, and the material discharge assembly comprises a material discharge hopper; The connecting mechanism includes a clamping assembly, which is symmetrically installed on both sides of the discharge assembly. The clamping assembly includes a conveying pipe and a turntable, which are respectively arranged at the four corners of the conveying pipe. The turntable locks the conveying pipe to both sides of the discharge hopper.

2. A valve plate switching structure according to claim 1, characterized in that: The material discharge assembly comprises a mounting frame, through holes are provided on both sides of the material discharge hopper, and the mounting frame is fixedly mounted on the top of the material discharge hopper.

3. A valve plate switching structure according to claim 2, characterized in that: The lower hopper is an isosceles trapezoid when viewed from the side, the two ends of the lower hopper are vertically arranged, the middle part of the lower hopper is hollow, and the small bottom of the lower hopper is blocked.

4. A valve plate switching structure according to claim 3, characterized in that: The through holes on both sides of the lower hopper are located on the two inclined surfaces of the lower hopper, and extension frames are fixedly connected in the through holes on both sides of the lower hopper respectively, and the extension frames protrude from the outer side of the lower hopper.

5. A valve plate switching structure according to claim 4, characterized in that: The clamping assembly also includes a connecting screw and a positioning plate. The two sides of one end of the connecting screw are respectively rotatably connected to the positioning plates. The positioning plates are fixedly installed on both sides of the lower hopper. The turntable is threadedly sleeved on the connecting screw. The two sides of the conveying pipe are respectively fixedly connected with clamping blocks, and the clamping blocks are located between the turntable and the positioning plates.

6. A valve plate switching structure according to claim 5, characterized in that: A U-shaped through hole is provided on one side of the block away from the conveying pipe. The block is provided with multiple groups, and the multiple groups are respectively fixedly connected to the four corners on both sides of the two conveying pipes. There are multiple connecting screws, and the multiple groups are respectively arranged corresponding to the block. One end of the connecting screw is hinged to the positioning plate, and the other end of the connecting screw is threadedly connected to the turntable.

7. A valve plate switching structure according to claim 6, characterized in that: The connecting screws are sleeved with gaskets, and the gaskets are located between the rotating disk and the clamping block.

8. A valve plate switching structure according to claim 6, characterized in that: The delivery pipes are respectively sleeved on the outside of the extension frame in a limiting manner.

9. A limestone raw material transportation device, comprising a valve plate switching structure according to any one of claims 1 to 7, characterized in that: A cutting assembly is arranged inside the material discharge assembly, and the cutting assembly comprises a partition plate, one end of which is rotationally mounted on the inner bottom of the material discharge hopper in a limited manner.

10. A limestone raw material transportation device as claimed in claim 9, characterized in that: A rotating shaft is fixedly connected to one side of the bottom of the partition plate, and the rotating shaft is limitedly hinged to one side of the bottom of the lower hopper. A transmission shaft is fixedly connected to the other side of the bottom of the partition plate. The transmission shaft rotates in a limited manner and passes through one side of the lower hopper. An end of the transmission shaft is fixedly connected to a limited connecting plate, and a connecting card is hinged on one side of the limited connecting plate. The back of the connecting card is transmission-connected to an electric push rod, and the electric push rod is fixedly installed on one side of the lower hopper.

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