Mine stone crushing device

Abstract

The utility model discloses a mine stone crushing device, and belongs to the technical field of mine stone crushing. Comprising a crushing box, a feeding hopper is arranged on one side of the upper end of the crushing box, a fixing sleeve is arranged on the side, adjacent to the feeding hopper, of the upper end of the crushing box, a crushing motor is arranged in the fixing sleeve, a driving gear is arranged at one end of the crushing motor, and a driven gear is connected to one side of the driving gear in a meshed mode; a first crushing roller is arranged at one end of the driving gear, and a second crushing roller is arranged at one end of the driven gear; the screening assembly is arranged to screen and collect crushed stone blocks, so that the stone blocks with the same size can be classified together, and subsequent processing of mine stone is facilitated; and by arranging the dust falling assembly, dust generated by mine stone crushing is reduced, the situation that a large amount of dust generated by mine stone crushing pollutes the environment is avoided, and therefore the environment is protected.

Description

Technical Field

[0001] The utility model belongs to the technical field of mine stone crushing, and in particular relates to a mine stone crushing device. Background Art

[0002] Mining stones refer to stones that are mined from mines and contain some valuable minerals. After being crushed, ground and processed step by step, the ores can be used in metal mines, metallurgical industry, chemical industry, construction industry, railway (highway) construction units, cement industry, sand and gravel industry and other engineering fields. Crushing equipment is needed to crush mining stones.

[0003] Although the existing technology can achieve the crushing of mine stones, it will generate a lot of dust when used, polluting the surrounding working environment, and the device cannot screen the crushed mine stone fragments. The mine stone fragments of different sizes are mixed together, which is inconvenient for the subsequent processing of the mine stone. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a mine stone crushing device, which has the characteristics of reducing pollution and facilitating the screening of mine stones.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mine stone crushing device, comprising a crushing box, a feed hopper is arranged on one side of the upper end of the crushing box, a fixed sleeve is arranged on one side of the upper end of the crushing box adjacent to the feed hopper, a crushing motor is arranged inside the fixed sleeve, a driving gear is arranged at one end of the crushing motor, a driven gear is meshed and connected to one side of the driving gear, a first crushing roller is arranged at one end of the driving gear, a second crushing roller is arranged at one end of the driven gear, a screening assembly is arranged below the first crushing roller and the second crushing roller, and a dust reduction assembly is arranged inside the crushing box.

[0006] Preferably, the screening assembly includes a first screen, a first collecting box, a second screen, a second collecting box, a receiving plate, a cleaning plate and a push rod, wherein a first screen is arranged below the first crushing roller and the second crushing roller, a first collecting box is arranged at the lower end of the first screen, a second screen is arranged below the first screen, a second collecting box is arranged at the lower end of the second screen, receiving plates are arranged below the first collecting box and the second collecting box, cleaning plates are slidably connected to the upper end surfaces of the first screen and the second screen, and a push rod is arranged at one end of the cleaning plate.

[0007] Preferably, the bottoms of the first collection box and the second collection box are both provided with positioning grooves, and positioning blocks are inserted between the receiving plate and the positioning grooves.

[0008] Preferably, a limit block is inserted into the upper end of the push rod, and a limit spring is arranged at the upper end of the limit block.

[0009] Preferably, an insert block is provided at one end of the push rod close to the cleaning plate, and a fastening bolt is threadedly connected between the cleaning plate and the insert block.

[0010] Preferably, the dust reduction assembly includes an atomizing nozzle, a water pipe, a circulating pump, a water tank, a filter and a receiving seat, wherein a water tank is provided at the lower end of the crushing box, a circulating pump is provided on one side of the water tank, a water pipe is provided at the upper end of the circulating pump, an atomizing nozzle is provided at the upper end of the water pipe, a filter is provided inside the water tank, and a receiving seat is provided at the bottom of the filter.

[0011] Preferably, a fixing block is inserted into one side of the filter screen, a pull rod is provided at one end of the fixing block away from the filter screen, and a fixing spring is sleeved on the surface of the pull rod.

[0012] Compared with the prior art, the utility model provides a mine stone crushing device, which has the following beneficial effects:

[0013] (1) The utility model screens out larger stone fragments through the first screen, so that the larger stone fragments slide into the first collection box for collection, and the smaller stone fragments pass through the first screen and fall on the second screen, and slide into the second collection box for collection, and the dust and debris in the stone fragments pass through the second screen and fall into the filter net below. When the first screen and the second screen are blocked, the limit block is pushed to disengage the push rod and compress the limit spring, and then the push rod is pushed to drive the cleaning plate to slide along the surface of the first screen and the second screen, so that the fragments blocking the first screen and the second screen are scraped off, ensuring that the first screen and the second screen are unobstructed, and the cleaning plate is easily replaced by the plug block and the fastening bolt. By screening and collecting the crushed stone fragments, stone fragments of the same size can be classified together, which is convenient for the subsequent processing of mine stones.

[0014] (2) The utility model uses a circulation pump to pump water out of a water storage tank, and sends the water to an atomizing nozzle through a water pipe, so that water is sprayed out from the atomizing nozzle to reduce dust generated during the crushing of mine stones. The sprayed water passes through a first screen and a second screen in sequence and finally flows back into the water storage tank. The returned water is filtered through a filter to prevent stone debris in the water from clogging the pipe. The filtered water is then pumped out again through a circulation pump for dust reduction, forming a water cycle for repeated use. The device can not only reduce dust generated during the crushing of mine stones, but also save water resources, and prevent a large amount of dust from polluting the environment during the crushing of mine stones, thereby protecting the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1This is a schematic diagram of the appearance structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the fixing sleeve and the crushing box of the utility model from top view;

[0017] Figure 3 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 4 This is a schematic diagram of the cleaning plate structure of the utility model;

[0019] Figure 5 It is a schematic diagram of the partial cross-sectional structure of the filter screen of the present utility model.

[0020] In the figure: 1. crushing box; 2. feed hopper; 3. fixed sleeve; 4. crushing motor; 5. driving gear; 6. driven gear; 7. first crushing roller; 8. second crushing roller; 9. screening assembly; 91. first screen; 92. first collecting box; 93. second screen; 94. second collecting box; 95. receiving plate; 96. cleaning plate; 97. push rod; 98. limit block; 99. limit spring; 910. plug block; 10. dust suppression assembly; 101. atomizing nozzle; 102. water pipe; 103. circulating pump; 104. water storage tank; 105. filter screen; 106. receiving seat; 107. fixed block; 108. pull rod; 109. fixed spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figure 1-5 As shown, in the present embodiment, a mining stone crushing device comprises a crushing box 1, a feeding hopper 2 is arranged on one side of the upper end of the crushing box 1, a fixing sleeve 3 is arranged on one side of the upper end of the crushing box 1 adjacent to the feeding hopper 2, a crushing motor 4 is arranged inside the fixing sleeve 3, a driving gear 5 is arranged at one end of the crushing motor 4, a driven gear 6 is meshingly connected to one side of the driving gear 5, a first crushing roller 7 is arranged at one end of the driving gear 5, a second crushing roller 8 is arranged at one end of the driven gear 6, a screening assembly 9 is arranged below the first crushing roller 7 and the second crushing roller 8, and a dust reduction assembly 10 is arranged inside the crushing box 1.

[0023] like Figure 1 , Figure 3 and Figure 4As shown, the screening assembly 9 includes a first screen 91, a first collecting box 92, a second screen 93, a second collecting box 94, a receiving plate 95, a cleaning plate 96 and a push rod 97, wherein the first screen 91 is arranged below the first crushing roller 7 and the second crushing roller 8, the first collecting box 92 is arranged at the lower end of the first screen 91, the second screen 93 is arranged below the first screen 91, the second collecting box 94 is arranged at the lower end of the second screen 93, and the receiving plate 95 is arranged below the first collecting box 92 and the second collecting box 94. The upper end surfaces of the first screen 91 and the second screen 93 are both slidably connected with a cleaning plate 96, and a push rod 97 is provided at one end of the cleaning plate 96. The bottoms of the first collecting box 92 and the second collecting box 94 are both provided with positioning grooves, and a positioning block is inserted between the receiving plate 95 and the positioning groove. A limiting block 98 is inserted at the upper end of the push rod 97, and a limiting spring 99 is provided at the upper end of the limiting block 98. An insert block 910 is provided at one end of the push rod 97 close to the cleaning plate 96, and a fastening bolt is threadedly connected between the cleaning plate 96 and the insert block 910.

[0024] The first screen 91 is used to screen out larger stone fragments, so that the larger stone fragments slide into the first collecting box 92 for collection, and the smaller stone fragments pass through the first screen 91 and fall on the second screen 93, and slide into the second collecting box 94 for collection, and the dust and debris in the stone fragments pass through the second screen 93 and fall into the filter screen 105 below. When the first screen 91 and the second screen 93 are blocked, the limit block 98 is pushed to disengage the push rod 97 and compress the limit spring 99, and then the push rod 97 is pushed to drive the cleaning plate 96 to slide along the surface of the first screen 91 and the second screen 93, and the fragments blocking the first screen 91 and the second screen 93 are scraped off, ensuring that the first screen 91 and the second screen 93 are unobstructed, and the cleaning plate 96 is easily replaced by the insert block 910 and the fastening bolts. By screening and collecting the crushed stone fragments, stone fragments of the same size can be classified together, which is convenient for the subsequent processing of mine stones.

[0025] like Figure 1 , Figure 3 and Figure 5 As shown, the dust reduction component 10 includes an atomizing nozzle 101, a water pipe 102, a circulating pump 103, a water tank 104, a filter 105 and a receiving seat 106, wherein a water tank 104 is provided at the lower end of the crushing box 1, a circulating pump 103 is provided on one side of the water tank 104, a water pipe 102 is provided at the upper end of the circulating pump 103, an atomizing nozzle 101 is provided at the upper end of the water pipe 102, a filter 105 is provided inside the water tank 104, a receiving seat 106 is provided at the bottom of the filter 105, a fixing block 107 is inserted at one side of the filter 105, a pull rod 108 is provided at the end of the fixing block 107 away from the filter 105, and a fixing spring 109 is sleeved on the surface of the pull rod 108.

[0026] The water in the water tank 104 is pumped out through the circulation pump 103, and the water is sent to the atomizing nozzle 101 through the water pipe 102, so that the water is sprayed out from the atomizing nozzle 101 to reduce the dust generated in the process of crushing the mine stone. The sprayed water passes through the first screen 91 and the second screen 93 in turn and finally flows back into the water tank 104, and the returned water is filtered through the filter 105 to prevent the stone fragments in the water from clogging the pipeline, and then the filtered water is pumped out again by the circulation pump 103 for dust reduction, forming a water cycle for repeated use, so that the device can not only reduce the dust generated by the crushing of mine stones, but also save water resources, prevent the large amount of dust generated during the crushing of mine stones from polluting the environment, thereby protecting the environment.

[0027] The circulating pump 103 in the present invention is an existing disclosed technology, and the selected model is JDP-1000.

[0028] The utility model provides a mining stone crushing device, and the specific working principle is as follows: when the utility model crushes the mining stone, the mining stone is first put into the feed hopper 2, and the mining stone entering the feed hopper 2 slides into the crushing box 1 and falls between the first crushing roller 7 and the second crushing roller 8. At the same time, the crushing motor 4 drives the driving gear 5 to rotate, and the driving gear 5 rotates to drive the first crushing roller 7 to rotate. At the same time, the driving gear 5 drives the driven gear 6 to rotate, and the driven gear 6 rotates to drive the second crushing roller 8 to rotate, so that the first crushing roller 7 and the second crushing roller 8 squeeze the mining stone. The crushed stone fragments fall on the first screen 91 below. The first screen 91 screens out larger stone fragments, so that the larger stone fragments slide into the first collection box 92 for collection. The smaller stone fragments pass through the first screen 91 and fall on the second screen 93, and slide into the second collection box 94 for collection. The dust and debris in the stone fragments pass through the second screen 93 and fall into the filter screen 105 below. When the first screen 91 and the second screen 93 are blocked, the limit block 98 is pushed to disengage the push rod 97 and compress the limit spring 99, and then the push rod 97 is pushed to drive the cleaning plate 96 Slide along the surface of the first screen 91 and the second screen 93 to scrape off the blocked fragments of the first screen 91 and the second screen 93 to ensure that the first screen 91 and the second screen 93 are unobstructed, and the plug block 910 and the fastening bolts are used to facilitate the replacement of the cleaning plate 96. By screening and collecting the crushed mine stone fragments, the stone fragments of the same size can be classified together, which is convenient for the subsequent processing of the mine stone. While the mine stone fragments are crushed, the water in the water storage tank 104 is pumped out through the circulation pump 103, and the water is sent to the atomizing nozzle 101 through the water pipe 102, so that Water is sprayed out from the atomizing nozzle 101 to reduce the dust generated in the process of crushing mine stones. The sprayed water passes through the first screen 91 and the second screen 93 in turn and finally flows back to the water storage tank 104. The returned water is filtered by the filter 105 to prevent stone fragments in the water from clogging the pipeline. Then the filtered water is pumped out again by the circulating pump 103 for dust reduction, forming a water cycle for repeated use. The device can not only reduce the dust generated by the crushing of mine stones, but also save water resources, prevent the generation of a large amount of dust during the crushing of mine stones from polluting the environment, thereby protecting the environment.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mining stone crushing device, comprising a crushing box (1), characterized in that: A feed hopper (2) is arranged on one side of the upper end of the crushing box (1), a fixed sleeve (3) is arranged on one side of the upper end of the crushing box (1) adjacent to the feed hopper (2), a crushing motor (4) is arranged inside the fixed sleeve (3), a driving gear (5) is arranged at one end of the crushing motor (4), a driven gear (6) is meshedly connected to one side of the driving gear (5), a first crushing roller (7) is arranged at one end of the driving gear (5), a second crushing roller (8) is arranged at one end of the driven gear (6), and the first crushing roller (7) is arranged at one end of the driven gear (6). ) and the second crushing roller (8) are provided with a screening assembly (9), a dust reduction assembly (10) is provided inside the crushing box (1), the screening assembly (9) comprises a first screen (91), a first collecting box (92), a second screen (93), a second collecting box (94), a receiving plate (95), a cleaning plate (96) and a push rod (97), wherein a first screen (91) is provided below the first crushing roller (7) and the second crushing roller (8), a first collecting box (92) is provided at the lower end of the first screen (91), and A second screen (93) is arranged below the first screen (91), a second collecting box (94) is arranged at the lower end of the second screen (93), a receiving plate (95) is arranged below the first collecting box (92) and the second collecting box (94), a cleaning plate (96) is slidably connected to the upper end surfaces of the first screen (91) and the second screen (93), a push rod (97) is arranged at one end of the cleaning plate (96), the dust reduction assembly (10) comprises an atomizing nozzle (101), a water pipe (102), a circulating pump (103), and a plurality of filter elements (104). 03), a water tank (104), a filter (105) and a receiving seat (106), wherein a water tank (104) is arranged at the lower end of the crushing box (1), a circulating pump (103) is arranged on one side of the water tank (104), a water pipe (102) is arranged at the upper end of the circulating pump (103), an atomizing nozzle (101) is arranged at the upper end of the water pipe (102), a filter (105) is arranged inside the water tank (104), and a receiving seat (106) is arranged at the bottom of the filter (105).

2. A mining stone crushing device according to claim 1, characterized in that: The bottoms of the first collection box (92) and the second collection box (94) are both provided with positioning grooves, and positioning blocks are inserted between the receiving plate (95) and the positioning grooves.

3. A mining stone crushing device according to claim 1, characterized in that: The upper end of the push rod (97) is plugged into a limit block (98), and the upper end of the limit block (98) is provided with a limit spring (99).

4. A mining stone crushing device according to claim 1, characterized in that: An insert block (910) is provided at one end of the push rod (97) close to the cleaning plate (96), and a fastening bolt is threadedly connected between the cleaning plate (96) and the insert block (910).

5. A mining stone crushing device according to claim 1, characterized in that: A fixing block (107) is inserted into one side of the filter screen (105), a pull rod (108) is arranged at one end of the fixing block (107) away from the filter screen (105), and a fixing spring (109) is sleeved on the surface of the pull rod (108).

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