Cement additive mixture crushing device

Abstract

The utility model relates to a cement additive mixture crushing device which comprises an ardealite storage bin, a cement material storage bin, a first belt weigher, a second belt weigher, a first transfer conveyor belt, a crushing and mixing part and a second transfer conveyor belt, and an ardealite discharging part is arranged on one side of the ardealite storage bin; the cement material storage bin is arranged on one side of the phosphogypsum storage bin, and a cement material discharging piece is arranged on one side of the cement material storage bin; one end of the first belt scale is arranged below the ardealite discharging piece; one end of the second belt scale is arranged below the cement material discharging piece; the first transfer conveyor belt is arranged at the discharge ends of the first belt weigher and the second belt weigher; the crushing and mixing part is arranged at the discharging end of the first transfer conveyor belt; and the second transfer conveyor belt is arranged at the discharge end of the crushing and mixing part. According to the technical scheme, the ardealite quantitative control device has the beneficial technical effects that the ardealite is quantitatively controlled through the first belt weighing part, and the cement is quantitatively controlled through the second belt weighing part. And the phosphogypsum and the cement are fully mixed by using the crushing and mixing piece.

Description

Technical Field

[0001] The utility model relates to the field of cement additive mixing devices, in particular to a cement additive mixture crushing device. Background Art

[0002] Cement additives are substances added during the cement production process to improve the properties of cement or concrete. They are achieved by mixing calcium oxide or carbide slag with phosphogypsum in a specific ratio. The additives neutralize harmful substances such as soluble fluoride and soluble phosphorus in the calcium oxide or carbide slag to meet the quality requirements of cement production.

[0003] Prior art CN202910993U provides a concrete mixer and its weighing module. In this device, the cement metering hopper, water, and additive weighing hopper, originally mounted on the drum cover, are located above the drum and assembled on the frame via a mounting frame fixed to the upper portion of the support legs. Through this integrated design, cement and additives are mixed and stirred in a specific proportion using water. However, since construction sites typically have time constraints, mixing cement and additives during construction is likely to delay the project.

[0004] Therefore, it is very necessary to provide a cement additive mixture crushing device to solve the above technical problems. Utility Model Content

[0005] Based on the above description, the utility model provides a cement additive mixture crushing device to solve the problem in the prior art that cement and additives are mixed at the construction site, which affects the progress of construction work and delays the construction period.

[0006] The technical solution of the utility model for solving the above technical problems is as follows: a cement additive mixture crushing device, comprising a phosphogypsum storage bin, a cement material storage bin, a first belt weighing piece, a second belt weighing piece, a first transfer conveyor belt, a crushing mixing piece and a second transfer conveyor belt, wherein one side of the phosphogypsum storage bin is provided with a phosphogypsum discharge piece; the cement material storage bin is provided on one side of the phosphogypsum storage bin, and one side of the cement material storage bin is provided with a cement material discharge piece; one end of the first belt weighing piece is provided below the phosphogypsum discharge piece for receiving the phosphogypsum discharge piece; The phosphogypsum of the material piece; one end of the second belt scale piece is arranged below the cement material discharge piece, for receiving the cement from the cement material discharge piece; the first transfer conveyor belt is arranged at the discharge end of the first belt scale piece and the second belt scale piece, for transferring the preliminarily mixed phosphogypsum and cement; the crushing mixing piece is arranged at the discharge end of the first transfer conveyor belt, for crushing and mixing the preliminarily mixed phosphogypsum and cement; the second transfer conveyor belt is arranged at the discharge end of the crushing mixing piece, for transferring the crushed and mixed phosphogypsum and cement.

[0007] Furthermore, the phosphogypsum discharge member includes a phosphogypsum box body and a first switch member, the phosphogypsum box body is provided with a feed port and a discharge port, the feed port of the phosphogypsum box body is connected to the phosphogypsum storage bin, and the phosphogypsum box body is fixed on one side of the phosphogypsum storage bin, for accommodating the phosphogypsum released from the phosphogypsum storage bin; the first switch member includes a first lifting plate, a first rack, a first gear and a first drive motor, the first lifting plate is slidably connected to the phosphogypsum storage bin, and is located on the feed port side of the phosphogypsum box body; the first rack is fixed on the first lifting plate; the first gear is engaged with the first rack; the first drive motor is provided with a fixed end and a rotating end, the fixed end of the first drive motor is fixed on the phosphogypsum box body, and the rotating end of the first drive motor is connected to the first gear.

[0008] Furthermore, the cement material discharging member includes a cement box body and a second switch member, the cement box body is provided with a feed port and a discharge port, the feed port of the cement box body is connected to the cement material storage bin, and the cement box body is fixed on one side of the cement material storage bin, for accommodating cement released from the cement storage bin; the second switch member includes a second lifting plate, a second rack, a second gear and a second drive motor, the second lifting plate is slidably connected to the cement material storage bin, and is located on the feed port side of the cement box body; the second rack is fixed on the second lifting plate; the second gear is meshed with the second rack; the second drive motor is provided with a fixed end and a rotating end, the fixed end of the second drive motor is fixed on the cement box body, and the rotating end of the second drive motor is connected to the second gear.

[0009] Furthermore, the first belt weighing member includes a first weighing frame, a first roller, a first belt, a first weighing member and a first weighing drive member, the first weighing frame is arranged below the phosphogypsum discharge member; the first rollers are provided with at least two groups, and the two groups of first rollers are respectively rotatably connected to the two ends of the first weighing frame; the first belt is sleeved on the two groups of first rollers; the first weighing member is provided with a group, and the first weighing members of this group are connected to the middle part of the first weighing frame; the first weighing drive member is provided with a fixed end and a rotating end, the fixed end of the first weighing drive member is fixed on the first weighing frame, and the rotating end of the first weighing drive member is fixed on one of the first rollers.

[0010] Furthermore, the first weighing member includes a first weighing body, a first slider and a first weighing roller. The first weighing body is provided with a group, and the first weighing bodies in this group are fixed on the first weighing frame; the first slider is arranged corresponding to the first weighing body, and one end of the first slider is slidingly connected to the first weighing frame, and the other end is slidingly connected to the first weighing body; the first weighing roller is arranged corresponding to the first slider, the first weighing roller is rotatably connected to the first slider, and the first weighing roller is in contact with the first belt for weighing the phosphogypsum on the first belt.

[0011] Furthermore, the second belt weighing member includes a second weighing frame, a second roller, a second belt, a second weighing member and a second weighing drive member, and the second weighing frame is arranged below the cement material discharging member; the second rollers are provided with at least two groups, and the two groups of second rollers are respectively rotatably connected to the two ends of the second weighing frame; the second belt is sleeved on the two groups of second rollers; the second weighing member is provided with a group, and the second weighing member of this group is connected to the middle part of the second weighing frame; the second weighing drive member is provided with a fixed end and a rotating end, the fixed end of the second weighing drive member is fixed on the second weighing frame, and the rotating end of the second weighing drive member is fixed on one of the second rollers.

[0012] Furthermore, the second weighing member includes a second weighing body, a second slider and a second weighing roller. The second weighing body is provided with a group, and the group of second weighing bodies is fixed on the second weighing frame; the second slider is arranged corresponding to the second weighing body, and one end of the second slider is slidingly connected to the second weighing frame, and the other end is slidingly connected to the second weighing body; the second weighing roller is arranged corresponding to the second slider, the second weighing roller is rotatably connected to the second slider, and the second weighing roller abuts against the second belt for weighing the cement on the second belt.

[0013] Furthermore, the first transfer conveyor belt includes a first transfer frame, a first transfer roller, a first transfer belt and a first transfer drive member, one end of the first transfer frame is connected to the first belt scale member, and the middle part of the first transfer frame is connected to the second belt scale member; there are several first transfer rollers, all of which are rotatably connected to the first transfer frame; the first transfer belt is sleeved on the first transfer roller; the first transfer drive member is provided with a fixed end and a rotating end, the fixed end of the first transfer drive member is fixed on the first transfer frame, and the rotating end of the first transfer drive member is fixedly connected to one of the first transfer rollers.

[0014] Furthermore, the crushing mixing element includes a crusher and a double-helix mixer. The crusher is arranged at the end of the first transfer frame away from the first belt scale, and is used to crush the preliminarily mixed phosphogypsum and cement; the double-helix mixer is provided with an inlet end and an outlet end, the inlet end of the double-helix mixer is connected to the crusher, and the outlet end of the double-helix mixer is connected to the second transfer conveyor belt.

[0015] Furthermore, the second transfer conveyor belt includes a second transfer frame, a second transfer roller, a second transfer belt and a second transfer drive member, one end of the second transfer frame is arranged at the outlet end of the double-screw mixer; there are several second transfer rollers, all of which are rotatably connected to the second transfer frame; the second transfer belt is sleeved on the second transfer roller; the second transfer drive member is provided with a fixed end and a moving end, the fixed end of the second transfer drive member is fixed on the second transfer frame, and the rotating end of the second transfer drive member is fixedly connected to one of the second transfer rollers.

[0016] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0017] The phosphogypsum discharge element limits the discharge of phosphogypsum from the phosphogypsum storage bin; the cement discharge element limits the discharge of cement from the cement storage bin. A first belt scale controls the quantitative flow of phosphogypsum, while a second belt scale also controls the quantitative flow of cement. The crushing and mixing element coordinates to fully mix the phosphogypsum and cement. This achieves quantitative mixing of phosphogypsum and cement, facilitating pre-mixing of cement and phosphogypsum at the cement production site. This addresses the existing practice of mixing cement and additives at the construction site, which can be challenging due to tight deadlines. Mixing cement and additives only at the construction site can result in significant delays. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the overall structure of a cement additive mixture crushing device provided by an embodiment of the utility model;

[0019] Figure 2 for Figure 1 Enlarged schematic diagram of the middle Q;

[0020] Figure 3 for Figure 2 The enlarged schematic diagram of the middle W;

[0021] Figure 4 for Figure 2 The enlarged schematic diagram of point E in the middle;

[0022] Figure 5 A schematic structural diagram of a phosphogypsum storage bin in a cement additive mixture crushing device provided in an embodiment of the present invention;

[0023] Figure 6 A schematic structural diagram of a cement material storage bin in a cement additive mixture crushing device provided by an embodiment of the present invention;

[0024] Figure 7 A schematic structural diagram of a crusher in a cement additive mixture crushing device provided by an embodiment of the present utility model;

[0025] Figure 8 A schematic structural diagram of a double-screw mixer in a cement additive mixture crushing device provided by an embodiment of the present invention;

[0026] Figure 9 for Figure 8 Enlarged schematic diagram of R in the middle.

[0027] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0028] 1. Phosphogypsum storage bin; 11. Phosphogypsum discharging member; 111. Phosphogypsum box; 112. First switch member; 1121. First lifting plate; 1122. First rack; 1123. First gear; 1124. First drive motor;

[0029] 2. Cement material storage bin; 21. Cement material discharging member; 211. Cement box body; 212. Second switch member; 2121. Second lifting plate; 2122. Second rack; 2123. Second gear; 2124. Second drive motor;

[0030] 3. First belt weighing member; 31. First weighing frame; 32. First roller; 33. First belt; 34. First weighing member; 341. First weighing body; 342. First slide; 343. First weighing roller; 35. First weighing drive member;

[0031] 4. Second belt weighing member; 41. Second weighing frame; 42. Second roller; 43. Second belt; 44. Second weighing member; 441. Second weighing body; 442. Second slide; 443. Second weighing roller; 45. Second weighing drive member;

[0032] 5. First transfer conveyor belt; 51. First transfer frame; 52. First transfer roller; 53. First transfer belt; 54. First transfer drive member;

[0033] 6. Crushing and mixing parts; 61. Crusher; 62. Double-screw mixer;

[0034] 7. Second transfer conveyor belt; 71. Second transfer frame; 72. Second transfer roller; 73. Second transfer belt; 74. Second transfer drive member. DETAILED DESCRIPTION

[0035] To facilitate understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings. The accompanying drawings provide embodiments of the present application. However, the present application may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to make the disclosure of the present application more thorough and comprehensive.

[0036] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application pertains. The terms used herein in the specification of this application are for the purpose of describing specific embodiments only and are not intended to limit this application.

[0037] It will be understood that spatial relational terms such as "under," "beneath," "below," "under," "above," "above," etc., may be used herein to describe the relationship of an element or feature shown in the figures to other elements or features. It will be understood that in addition to the orientations shown in the figures, spatial relational terms also include different orientations of the device in use and operation. For example, if the device in the drawings is turned over, the element or feature described as "under" or "beneath" or "beneath" the other elements will be oriented as "above" the other elements or features. Thus, the exemplary terms "under" and "under" may include both upper and lower orientations. In addition, the device may also include alternative orientations (e.g., rotated 90 degrees or other orientations), and the spatial descriptors used herein are interpreted accordingly.

[0038] It should be noted that when an element is considered to be "connected" to another element, it can be directly connected to the other element or connected to the other element through an intermediate element. In the following embodiments, "connection" should be understood as "electrical connection", "communication connection", etc., if the connected circuits, modules, units, etc. can transmit electrical signals or data to each other.

[0039] When used herein, the singular forms "a", "an", and "the" may also include the plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "include / comprise" or "have" and the like specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the possibility of the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

[0040] like Figures 1 to 7 As shown, a cement additive mixture crushing device includes a phosphogypsum storage bin 1, a cement material storage bin 2, a first belt scale 3, a second belt scale 4, a first transfer conveyor 5, a crushing mixing element 6 and a second transfer conveyor 7. The phosphogypsum storage bin 1 is provided with a phosphogypsum discharge piece 11 on one side; the cement material storage bin 2 is provided on one side of the phosphogypsum storage bin 1, and a cement material discharge piece 21 is provided on one side of the cement material storage bin 2; one end of the first belt scale 3 is provided below the phosphogypsum discharge piece 11, for receiving the phosphogypsum from the phosphogypsum discharge piece 11. paste; one end of the second belt weighing member 4 is arranged below the cement material discharging member 21, for receiving the cement from the cement material discharging member 21; the first transfer conveyor belt 5 is arranged at the discharging end of the first belt weighing member 3 and the second belt weighing member 4, for transferring the preliminarily mixed phosphogypsum and cement; the crushing mixing member 6 is arranged at the discharging end of the first transfer conveyor belt 5, for crushing and mixing the preliminarily mixed phosphogypsum and cement; the second transfer conveyor belt 7 is arranged at the discharging end of the crushing mixing member 6, for transferring the crushed and mixed phosphogypsum and cement.

[0041] In this embodiment, the phosphogypsum discharge element 11 limits the discharge of phosphogypsum from the phosphogypsum storage bin 1; the cement discharge element 21 limits the discharge of cement from the cement storage bin 2. The first belt scale 3 controls the quantitative flow of phosphogypsum, while the second belt scale 4 controls the quantitative flow of cement. Furthermore, the pulverizing and mixing element 6 coordinates to thoroughly mix the phosphogypsum and cement. This achieves quantitative mixing of phosphogypsum and cement, facilitating pre-mixing of cement and phosphogypsum at the cement production site. This solves the problem of prior art where cement and additives are mixed at the construction site, which can be challenging due to tight deadlines. Mixing cement and additives only at the construction site can result in significant delays.

[0042] In some embodiments, the phosphogypsum discharge member 11 includes a phosphogypsum box body 111 and a first switch member 112. The phosphogypsum box body 111 is provided with a feed port and a discharge port. The feed port of the phosphogypsum box body 111 is connected to the phosphogypsum storage bin 1, and the phosphogypsum box body 111 is fixed to one side of the phosphogypsum storage bin 1 for accommodating the phosphogypsum released from the phosphogypsum storage bin 1. The first switch member 112 includes a first lifting plate 1121, a first rack 1122, a first gear 1123 and a first drive motor 112. 4. The first lifting plate 1121 is slidably connected to the phosphogypsum storage bin 1 and is located on the feed port side of the phosphogypsum box body 111; the first rack 1122 is fixed on the first lifting plate 1121; the first gear 1123 is engaged with the first rack 1122; the first drive motor 1124 is provided with a fixed end and a rotating end, the fixed end of the first drive motor 1124 is fixed on the phosphogypsum box body 111, and the rotating end of the first drive motor 1124 is connected to the first gear 1123.

[0043] In this embodiment, a first drive motor 1124 drives the first gear 1123 to rotate, which in turn drives the first rack 1122 to move. This enables the first lifting plate 1121 to move above the phosphogypsum storage bin 1, thereby controlling the flow of phosphogypsum from the phosphogypsum storage bin 1 into the phosphogypsum box 111. Furthermore, the first drive motor 1124 is a servo motor.

[0044] In some embodiments, the cement material discharge member 21 includes a cement box body 211 and a second switch member 212. The cement box body 211 is provided with a feed port and a discharge port. The feed port of the cement box body 211 is connected to the cement material storage bin 2, and the cement box body 211 is fixed to one side of the cement material storage bin 2 for accommodating cement released from the cement storage bin. The second switch member 212 includes a second lifting plate 2121, a second rack 2122, a second gear 2123 and a second drive motor 2124. The second lifting plate 2121 is slidably connected to the cement material storage bin 2 and is located on the feed port side of the cement box body 211; the second rack 2122 is fixed on the second lifting plate 2121; the second gear 2123 is engaged with the second rack 2122; the second drive motor 2124 is provided with a fixed end and a rotating end, the fixed end of the second drive motor 2124 is fixed on the cement box body 211, and the rotating end of the second drive motor 2124 is connected to the second gear 2123.

[0045] In this embodiment, the second drive motor 2124 drives the second gear 2123 to rotate, which in turn drives the second rack 2122 to move. This enables the second lifting plate 2121 to move above the cement storage bin 2, thereby controlling the flow of cement from the cement storage bin 2 into the cement box 211. Furthermore, the second drive motor 2124 is a servo motor.

[0046] In some embodiments, the first belt weighing member 3 includes a first weighing frame 31, a first roller 32, a first belt 33, a first weighing member 34 and a first weighing drive member 35. The first weighing frame 31 is arranged below the phosphogypsum discharge member 11; the first roller 32 is provided with at least two groups, and the two groups of first rollers 32 are respectively rotatably connected to the two ends of the first weighing frame 31; the first belt 33 is sleeved on the two groups of first rollers 32; the first weighing member 34 is provided with a group, and the first weighing member 34 of this group is connected to the middle part of the first weighing frame 31; the first weighing drive member 35 is provided with a fixed end and a rotating end, the fixed end of the first weighing drive member 35 is fixed on the first weighing frame 31, and the rotating end of the first weighing drive member 35 is fixed on one of the first rollers 32.

[0047] In this embodiment, the rotational speed of the first weighing drive 35 is controlled to control the amount of phosphogypsum entering the first belt 33 per unit time. Simultaneously, the first weighing drive 34 is used to further confirm the amount of phosphogypsum entering the first belt 33 per unit time. This achieves quantitative control of the phosphogypsum. Furthermore, the controller used in this application utilizes a SIMATIC S7-1200 controller. The first weighing drive 35 utilizes a servo motor.

[0048] In some embodiments, the first weighing member 34 includes a first weighing body 341, a first slider 342 and a first weighing roller 343. The first weighing body 341 is provided with a group of first weighing bodies 341, and the group of first weighing bodies 341 is fixed on the first weighing frame 31; the first slider 342 is arranged corresponding to the first weighing body 341, and one end of the first slider 342 is slidingly connected to the first weighing frame 31, and the other end is slidingly connected to the first weighing body 341; the first weighing roller 343 is arranged corresponding to the first slider 342, the first weighing roller 343 is rotatably connected to the first slider 342, and the first weighing roller 343 is in contact with the first belt 33 for weighing the phosphogypsum on the first belt 33.

[0049] In this embodiment, the first weighing roller 343 abuts the first belt 33 to support it. As the phosphogypsum passes through the first weighing roller 343, gravity compresses the roller 343. This allows the first scale 341 to weigh the phosphogypsum. The model of the first scale 341 is ABBM2BA90L-11, 1.5 kW, 1410 rpm, 380 V.

[0050] In some embodiments, the second belt weighing member 4 includes a second weighing frame 41, a second roller 42, a second belt 43, a second weighing member 44 and a second weighing drive member 45. The second weighing frame 41 is arranged below the cement material discharge member 21; the second rollers 42 are provided with at least two groups, and the two groups of second rollers 42 are respectively rotatably connected to the two ends of the second weighing frame 41; the second belt 43 is sleeved on the two groups of second rollers 42; the second weighing member 44 is provided with a group, and the group of second weighing members 44 is connected to the middle part of the second weighing frame 41; the second weighing drive member 45 is provided with a fixed end and a rotating end, the fixed end of the second weighing drive member 45 is fixed on the second weighing frame 41, and the rotating end of the second weighing drive member 45 is fixed on one of the second rollers 42.

[0051] In this embodiment, the rotational speed of the second weighing drive 45 is controlled to control the amount of cement entering the second belt 43 per unit time. Simultaneously, the second weighing member 44 is used to further control and confirm the amount of cement entering the second belt 43 per unit time. This achieves quantitative control of cement. Furthermore, the controller used in this application utilizes a SIMATIC S7-1200 controller. The second weighing drive 45 utilizes a servo motor.

[0052] In some embodiments, the second weighing member 44 includes a second weighing body 441, a second slider 442 and a second weighing roller 443. The second weighing body 441 is provided with a group of second weighing bodies 441, and the group of second weighing bodies 441 is fixed on the second weighing frame 41; the second slider 442 is arranged corresponding to the second weighing body 441, and one end of the second slider 442 is slidingly connected to the second weighing frame 41, and the other end is slidingly connected to the second weighing body 441; the second weighing roller 443 is arranged corresponding to the second slider 442, the second weighing roller 443 is rotatably connected to the second slider 442, and the second weighing roller 443 is in contact with the second belt 43 for weighing the cement on the second belt 43.

[0053] In this embodiment, a second weighing roller 443 abuts against the second belt 43 to support the second belt 43. As the cement passes through the second weighing roller 443, gravity compresses the second weighing roller 443. This allows the second scale 441 to weigh the cement. The model of the second scale 441 is ABB M2BA90L-111.5KW, 1410 rpm, 380V.

[0054] In some embodiments, the first transfer conveyor belt 5 includes a first transfer frame 51, a first transfer roller 52, a first transfer belt 53 and a first transfer drive member 54, one end of the first transfer frame 51 is connected to the first belt scale member 3, and the middle part of the first transfer frame 51 is connected to the second belt scale member 4; there are several first transfer rollers 52, all of which are rotatably connected to the first transfer frame 51; the first transfer belt 53 is sleeved on the first transfer roller 52; the first transfer drive member 54 is provided with a fixed end and a rotating end, the fixed end of the first transfer drive member 54 is fixed on the first transfer frame 51, and the rotating end of the first transfer drive member 54 is fixedly connected to one of the first transfer rollers 52.

[0055] In this embodiment, the first transfer driving member 54 is a servo motor, model SM0804GSL-KCY-BNV.

[0056] In some embodiments, the crushing mixing element 6 includes a crusher 61 and a double-screw mixer 62. The crusher 61 is arranged at the end of the first transfer frame 51 away from the first belt scale 3, and is used to crush the preliminarily mixed phosphogypsum and cement; the double-screw mixer 62 is provided with an inlet end and an outlet end, the inlet end of the double-screw mixer 62 is connected to the crusher 61, and the outlet end of the double-screw mixer 62 is connected to the second transfer conveyor belt 7.

[0057] In this embodiment, the pulverizer 61 includes a pulverizer housing, a pulverizer drum, and a driving component. In order to better ensure the pulverization effect, a rack shape is provided on the pulverizer drum, which falls within the scope of protection of this application. The double-helix mixer 62 includes a mixer housing, a double-helix drum, and a driving component.

[0058] In some embodiments, the second transfer conveyor belt 7 includes a second transfer frame 71, a second transfer roller 72, a second transfer belt 73 and a second transfer drive 74, one end of the second transfer frame 71 is arranged at the outlet end of the double-screw mixer 62; the second transfer roller 72 is provided with several, all of which are rotatably connected to the second transfer frame 71; the second transfer belt 73 is sleeved on the second transfer roller 72; the second transfer drive 74 is provided with a fixed end and a moving end, the fixed end of the second transfer drive 74 is fixed on the second transfer frame 71, and the rotating end of the second transfer drive 74 is fixedly connected to one of the second transfer rollers 72.

[0059] In this embodiment, the second transfer driving member 74 is a servo motor, model SM0804GSL-KCY-BNV.

[0060] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0061] The phosphogypsum discharge element limits the discharge of phosphogypsum from the phosphogypsum storage bin; the cement discharge element limits the discharge of cement from the cement storage bin. A first belt scale controls the quantitative flow of phosphogypsum, while a second belt scale also controls the quantitative flow of cement. The crushing and mixing element coordinates to fully mix the phosphogypsum and cement. This achieves quantitative mixing of phosphogypsum and cement, facilitating pre-mixing of cement and phosphogypsum at the cement production site. This addresses the existing practice of mixing cement and additives at the construction site, which can be challenging due to tight deadlines. Mixing cement and additives only at the construction site can result in significant delays.

[0062] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A cement additive mixture crushing device, characterized in that: include: A phosphogypsum storage bin (1) is provided with a phosphogypsum discharge member (11) on one side; A cement material storage bin (2) is provided on one side of the phosphogypsum storage bin (1), and a cement material discharge piece (21) is provided on one side of the cement material storage bin (2); a first belt weighing member (3), one end of which is arranged below the phosphogypsum discharge member (11) and is used to receive the phosphogypsum from the phosphogypsum discharge member (11); A second belt weighing member (4), one end of which is located below the cement material discharging member (21) and is used to receive cement from the cement material discharging member (21); a first transfer conveyor belt (5), which is provided at the discharge end of the first belt scale (3) and the second belt scale (4), and is used for transferring the preliminarily mixed phosphogypsum and cement; a crushing and mixing element (6), which is provided at the discharge end of the first transfer conveyor belt (5) and is used to crush and mix the preliminarily mixed phosphogypsum and cement; The second transfer conveyor belt (7) is provided at the discharge end of the pulverizing and mixing element (6) and is used for transferring the pulverized and mixed phosphogypsum and cement.

2. A cement additive mixture crushing device according to claim 1, characterized in that: The phosphogypsum discharging member (11) comprises: A phosphogypsum box body (111) is provided with a feed port and a discharge port, the feed port of the phosphogypsum box body (111) is connected to the phosphogypsum storage bin (1), and the phosphogypsum box body (111) is fixed to one side of the phosphogypsum storage bin (1) and is used to accommodate the phosphogypsum released from the phosphogypsum storage bin (1); A first switch element (112), comprising: A first lifting plate (1121) is slidably connected to the phosphogypsum storage bin (1) and is located on one side of the feed port of the phosphogypsum box body (111); a first rack (1122) fixed on the first lifting plate (1121); a first gear (1123) meshing with the first rack (1122); A first drive motor (1124) is provided with a fixed end and a rotating end, wherein the fixed end of the first drive motor (1124) is fixed on the phosphogypsum box body (111), and the rotating end of the first drive motor (1124) is connected to the first gear (1123).

3. The cement additive mixture crushing device according to claim 1, characterized in that: The cement material discharging member (21) comprises: A cement box body (211) is provided with a feed port and a discharge port, the feed port of the cement box body (211) is connected to the cement material storage bin (2), and the cement box body (211) is fixed to one side of the cement material storage bin (2) and is used to accommodate cement released from the cement material storage bin (2); The second switch element (212) comprises: A second lifting plate (2121) is slidably connected to the cement material storage bin (2) and is located on one side of the feed port of the cement box body (211); a second rack (2122), which is fixed on the second lifting plate (2121); a second gear (2123) meshing with the second rack (2122); The second drive motor (2124) is provided with a fixed end and a rotating end. The fixed end of the second drive motor (2124) is fixed on the cement box body (211), and the rotating end of the second drive motor (2124) is connected to the second gear (2123).

4. The cement additive mixture crushing device according to claim 1, characterized in that: The first belt weighing member (3) comprises: a first weighing frame (31), which is arranged below the phosphogypsum discharge member (11); The first rollers (32) are provided with at least two groups, and the two groups of the first rollers (32) are rotatably connected to the two ends of the first weighing frame (31); A first belt (33) is sleeved on the two sets of the first rollers (32); A first weighing member (34) is provided in a group, wherein the first weighing members (34) of the group are connected to the middle of the first weighing frame (31); The first weighing drive member (35) is provided with a fixed end and a rotating end. The fixed end of the first weighing drive member (35) is fixed on the first weighing frame (31), and the rotating end of the first weighing drive member (35) is fixed on one of the first rollers (32).

5. The cement additive mixture crushing device according to claim 4, characterized in that: The first weighing member (34) comprises: A first weighing body (341) is provided in a group, wherein the first weighing bodies (341) of the group are fixed on the first weighing frame (31); A first slider (342) is provided corresponding to the first scale body (341), and one end of the first slider (342) is slidably connected to the first scale frame (31), and the other end is slidably connected to the first scale body (341); The first weighing roller (343) is arranged corresponding to the first slider (342). The first weighing roller (343) is rotatably connected to the first slider (342), and the first weighing roller (343) is in contact with the first belt (33) to weigh the phosphogypsum on the first belt (33).

6. The cement additive mixture crushing device according to claim 1, characterized in that: The second belt scale (4) comprises: a second weighing frame (41) disposed below the cement material discharging member (21); The second rollers (42) are provided with at least two groups, and the two groups of the second rollers (42) are rotatably connected to the two ends of the second weighing frame (41) respectively; A second belt (43) is sleeved on two sets of the second rollers (42); A second weighing member (44) is provided in a group, wherein the second weighing members (44) are connected to the middle of the second weighing frame (41); The second weighing drive member (45) is provided with a fixed end and a rotating end. The fixed end of the second weighing drive member (45) is fixed on the second weighing frame (41), and the rotating end of the second weighing drive member (45) is fixed on one of the second rollers (42).

7. The cement additive mixture crushing device according to claim 6, characterized in that: The second weighing member (44) comprises: A second weighing body (441) is provided with a group of second weighing bodies (441) fixed on the second weighing frame (41); A second slider (442) is provided corresponding to the second scale body (441), and one end of the second slider (442) is slidably connected to the second scale frame (41), and the other end is slidably connected to the second scale body (441); The second weighing roller (443) is arranged corresponding to the second slider (442). The second weighing roller (443) is rotatably connected to the second slider (442), and the second weighing roller (443) abuts against the second belt (43) to weigh the cement on the second belt (43).

8. The cement additive mixture crushing device according to claim 1, characterized in that: The first transfer conveyor belt (5) comprises: A first transfer frame (51), one end of which is connected to the first belt scale (3), and a middle portion of the first transfer frame (51) is connected to the second belt scale (4); A plurality of first transfer rollers (52) are provided, each of which is rotatably connected to the first transfer frame (51); a first transfer belt (53) sleeved on the first transfer roller (52); The first transfer driving member (54) is provided with a fixed end and a rotating end. The fixed end of the first transfer driving member (54) is fixed on the first transfer frame (51), and the rotating end of the first transfer driving member (54) is fixedly connected to one of the first transfer rollers (52).

9. The cement additive mixture crushing device according to claim 8, characterized in that: The crushing mixing element (6) comprises: a crusher (61), which is arranged at one end of the first transfer frame (51) away from the first belt scale (3), and is used to crush the preliminarily mixed phosphogypsum and cement; A double-screw mixer (62) is provided with an inlet end and an outlet end. The inlet end of the double-screw mixer (62) is connected to the pulverizer (61), and the outlet end of the double-screw mixer (62) is connected to the second transfer conveyor belt (7).

10. The cement additive mixture crushing device according to claim 9, characterized in that: The second transfer conveyor belt (7) comprises: A second transfer frame (71), one end of which is located at the outlet end of the double-screw mixer (62); A plurality of second transfer rollers (72) are provided, each of which is rotatably connected to the second transfer frame (71); a second transfer belt (73) sleeved on the second transfer roller (72); The second transfer driving member (74) is provided with a fixed end and a movable end. The fixed end of the second transfer driving member (74) is fixed on the second transfer frame (71), and the rotating end of the second transfer driving member (74) is fixedly connected to one of the second transfer rollers (72).

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