Limestone stock bin
By employing a one-way bearing and a forward/reverse motor-driven conveying mechanism in the limestone silo, convenient loading and unloading operations are achieved, solving the problems of dust diffusion and moisture ingress, and improving the equipment's sealing performance and working environment.
Patent Information
- Application Number
- CN202520389685.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-07
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-03-07
AI Technical Summary
The design of the existing limestone silo's inlet and outlet increases equipment costs, and dust tends to spread upwards during the feeding process, affecting the working environment and personnel health.
The feeding mechanism uses a one-way bearing and a forward and reverse motor drive. It achieves feeding and discharging through a single feed pipe, combined with a stirring rod to prevent clogging and reduce dust diffusion. It uses only one feed port for sealing.
It enables convenient loading and unloading operations, reduces dust diffusion, lowers the possibility of moisture ingress, and improves the working environment and personnel health.
Smart Images
Figure CN223721697U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the field of silos, in particular to a limestone silo. BACKGROUND
[0002] At present, limestone, mainly composed of calcium carbonate, is a raw material for a large number of building materials and industries. Limestone can be directly processed into stone and calcined into quicklime. Quicklime absorbs moisture or water to become slaked lime. The main component of slaked lime is calcium hydroxide. Slaked lime is used as a coating material and a brick and tile adhesive after being mixed into lime paste, lime paste, etc.
[0003] A silo is a storage device for various bulk materials. It has many functions in the production process, such as storage, homogenization, and material conveying, to ensure the continuity of production. In many chemical processes, silos are often used as storage devices for storing materials, and are indispensable equipment in the chemical production process.
[0004] The prior art has the following defects: the feed inlet of the silo is at the upper end, and the discharge outlet is at the lower end. The setting of two inlets increases the manufacturing cost of the equipment, and both inlets need to be sealed to prevent water vapor from entering and causing the limestone to deteriorate. In addition, the dust in the silo will spread upward through the feed inlet and overflow to the surrounding area during the feeding process. CONTENT OF THE INVENTION
[0005] In order to make up for the above shortcomings, the present application provides a limestone silo, which aims to improve the problem that the dust in the silo will spread upward through the feed inlet and overflow to the surrounding area during the feeding process.
[0006] The present application provides a limestone silo, which comprises a silo body and a material conveying mechanism.
[0007] A material pipe penetrates through the bottom of the silo body, a main shaft is rotatably installed on the top of the silo body, a one-way bearing is sleeved on the surface of the main shaft, a sliding shaft is fixed on the inner wall of the inner ring of the one-way bearing, a lifting groove is formed on the outer wall of the main shaft, one end of the sliding shaft is slidably connected in the lifting groove, and a forward and reverse motor is arranged on the top of the silo body to drive the rotation of the main shaft.
[0008] The material conveying mechanism comprises a feeding cylinder and a feeding dragon. The upper end of the feeding cylinder is coaxially and fixedly connected with the outer ring of the one-way bearing, the feeding cylinder is movably arranged in the silo body, the feeding dragon is rotatably arranged in the feeding cylinder, the lower end of the feeding dragon extends into the material pipe, the upper end of the feeding dragon is coaxially and fixedly connected with the main shaft, a material guide hole is formed in the side wall of the feeding cylinder, and a stirring rod is fixed on the surface of the feeding cylinder.
[0009] In a preferred mode of the utility model, the forward-reverse motor is fixed on the top of the bin body, the driving shaft of the forward-reverse motor is in transmission connection with the upper end of the main shaft through the reduction gear set in the reduction box;The bottom of the bin body is fixed with a support frame, and the support frame is a lifting frame.
[0010] In a preferred mode of the utility model, the support frame comprises support legs and support rods, the upper end of the support rod is slidably sleeved with the lower end of the support leg, a plurality of support legs are arranged, the support rod is arranged in one-to-one correspondence with the support leg, a cross beam is fixedly connected between adjacent support rods, and an electrically-controlled lifting rod is connected between the cross beam and the outer wall of the bin body.
[0011] In a preferred mode of the utility model, the lifting groove is a spiral lifting groove body, bearings are installed on the end of the sliding shaft, and the bearings are rollingly clamped in the lifting groove.
[0012] In a preferred mode of the utility model, a maintenance door is installed on the top of the bin body, a handle is fixed to the outer surface of the maintenance door, and a long through slot is formed in the outer surface of the maintenance door along the length direction of the side wall of the feeding cylinder.
[0013] In a preferred mode of the utility model, a discharge hopper is connected to the bottom of the bin body, the upper end of the material pipe penetrates the bottom of the discharge hopper, and the material pipe is fixedly connected with the discharge hopper.
[0014] In a preferred mode of the utility model, a limiting slip ring is rotatably sleeved on the outer surface of the lower end of the feeding cylinder, a support rod is fixed to the outer wall of the limiting slip ring, and the other end of the support rod is fixedly connected with the inner wall of the bin body.
[0015] In a preferred mode of the utility model, the upper end of the material pipe is coaxially connected with the lower end of the feeding cylinder, and the inner diameter of the feeding cylinder is the same as the inner diameter of the material pipe.
[0016] In a preferred mode of the utility model, a plurality of stirring rods are arranged, the plurality of stirring rods are distributed in a staggered manner on the surface of the feeding cylinder, a scraper is fixed to the end of the stirring rod, and the scraper is in contact with the inner wall of the bin body.
[0017] In a preferred mode of the utility model, an observation port is formed in the outer wall of the bin body, an observation window is embedded in the observation port, an air pressure balance port is formed in the top of the bin body, and a dust filter screen is arranged in the air pressure balance port.
[0018] Beneficial effects: the limestone bunker provided by the present application can realize feeding and discharging through a material pipe, and realize stirring of the material during the discharging process through the internally installed stirring rod, so as to prevent the occurrence of the conditions of blockage and jamming, and the stirring rod is also lifted and lowered synchronously during the lifting and lowering of the feeding cylinder, so that the stirring range is increased, and the dust has the characteristics of upward diffusion, through the bottom feeding and discharging, the possibility of external diffusion of the dust is greatly reduced, the working environment is improved, the damage to the body of the workers is reduced, only one material port is arranged in the whole bunker body, the sealing treatment is more convenient, and the possibility of water vapor entering is greatly reduced. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced below, and it should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.
[0020] Figure 1 is a schematic diagram of the three-dimensional structure of the limestone bunker provided by the embodiments of the present application;
[0021] Figure 2 is a schematic diagram of the internal structure of the bunker body provided by the embodiments of the present application;
[0022] Figure 3 is a schematic diagram of the three-dimensional structure of the material conveying mechanism provided by the embodiments of the present application;
[0023] Figure 4 is a schematic diagram of the three-dimensional structure of the lifting groove provided by the embodiments of the present application;
[0024] Figure 5 is a schematic diagram of the three-dimensional structure of the sliding shaft provided by the embodiments of the present application.
[0025] In the drawings: 100, bunker body; 101, access door; 103, discharging hopper; 105, observation window; 107, air pressure balance port; 109, limit sliding ring; 110, material pipe; 130, main shaft; 131, lifting groove; 150, one-way bearing; 151, sliding shaft; 170, forward and reverse motor; 190, support frame; 191, support leg; 193, support rod; 195, lifting rod; 197, cross beam; 300, material conveying mechanism; 310, feeding cylinder; 311, material guide port; 330, feeding screw; 350, stirring rod; 351, scraper. DETAILED DESCRIPTION
[0026] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be direct connection, also can be indirectly connected through the intermediate medium, can be the communication of two elements or the interaction of two elements.For the ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0027] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include that the first and second features are in direct contact, or the first and second features are not in direct contact but are in contact through another feature between them.Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature.The first feature "under", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.
[0028] The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
[0029] Please refer to Figures 1-5 The utility model provides a kind of limestone stock bin, including bin body 100 and material conveying mechanism 300;
[0030] The bottom of the bin body 100 is penetrated by a material pipe 110, a main shaft 130 is rotatably installed on the top of the bin body 100, a one-way bearing 150 is sleeved on the surface of the main shaft 130, a sliding shaft 151 is fixed on the inner wall of the inner ring of the one-way bearing 150, a lifting groove 131 is formed on the outer wall of the main shaft 130, one end of the sliding shaft 151 is slidingly connected in the lifting groove 131, and a forward-reverse motor 170 is arranged on the top of the bin body 100 to drive the rotation of the main shaft 130.
[0031] The material conveying mechanism 300 includes a feeding cylinder 310 and a feeding dragon 330, the upper end of the feeding cylinder 310 is coaxially fixedly connected with the outer ring of the one-way bearing 150, the feeding cylinder 310 is movably arranged in the bin body 100, the feeding dragon 330 is rotatably arranged in the feeding cylinder 310, the lower end of the feeding dragon 330 extends into the material pipe 110, the upper end of the feeding dragon 330 is coaxially fixedly connected with the main shaft 130, a material guiding port 311 is formed in the side wall of the feeding cylinder 310, and a stirring rod 350 is fixed on the surface of the feeding cylinder 310.
[0032] In the specific embodiment of the utility model, the positive and negative rotation motor 170 is fixed on the top of the bin body 100, the drive shaft of the positive and negative rotation motor 170 is in transmission connection with the upper end of the main shaft 130 through the reduction gear set in the reduction box, the bottom of the bin body 100 is fixed with a support frame 190, and the support frame 190 is a lifting frame.
[0033] In the specific embodiment of the utility model, the support frame 190 includes support legs 191 and support rods 193, the upper end of the support rod 193 is slidably sleeved with the lower end of the support leg 191, a plurality of support legs 191 are arranged, the support rod 193 is arranged in one-to-one correspondence with the support leg 191, horizontal beams 197 are fixedly connected between adjacent support rods 193, and electrically-controlled lifting rods 195 are connected between the horizontal beams 197 and the outer wall of the bin body 100.
[0034] In the specific embodiment of the utility model, the lifting groove 131 is a spiral lifting groove body, bearings are installed at the end of the sliding shaft 151, and the bearings are rollingly clamped in the lifting groove 131.
[0035] In the specific embodiment of the utility model, the top of the bin body 100 is provided with an access door 101, a handle is fixed to the outer surface of the access door 101, and the material guide opening 311 is provided as a long through groove extending along the length direction of the side wall of the feeding cylinder 310.
[0036] In the specific embodiment of the utility model, the bottom of the bin body 100 is connected with a discharge hopper 103, the upper end of the material pipe 110 penetrates the bottom of the discharge hopper 103, and the material pipe 110 is fixedly connected with the discharge hopper 103.
[0037] In the specific embodiment of the utility model, a limiting slip ring 109 is rotatably sleeved on the outer surface of the lower end of the feeding cylinder 310, a support rod is fixed to the outer wall of the limiting slip ring 109, and the other end of the support rod is fixedly connected with the inner wall of the bin body 100.
[0038] In the specific embodiment of the utility model, the lower end of the feeding cylinder 310 is coaxially connected with the upper end of the material pipe 110, and the inner diameter of the feeding cylinder 310 is the same as that of the material pipe 110.
[0039] In the specific embodiment of the utility model, a plurality of stirring rods 350 are arranged, the plurality of stirring rods 350 are distributed in a staggered manner on the surface of the feeding cylinder 310, a scraper 351 is fixed to the end of the stirring rod 350, and the scraper 351 is in contact with the inner wall of the bin body 100.
[0040] In the specific embodiment of the utility model, the outer wall of the bin body 100 is provided with an observation port, the observation port is embedded with an observation window 105, the top of the bin body 100 is provided with an air pressure balance port 107, and a dust filter screen is arranged in the air pressure balance port 107.
[0041] The working principle of the limestone bin is as follows: when the main shaft 130 rotates clockwise under the rotation driving of the forward-reverse motor 170, the inner and outer rings of the one-way bearing 150 rotate relative to each other, at this time, the sliding shaft 151 is clamped at the lowermost end of the inclined groove of the lifting groove 131, the lower end of the feeding cylinder 310 is in butt joint with the upper end of the material pipe 110, and the feeding cylinder 310 is driven to rotate synchronously, the material pipe 110 can be used to extract limestone into the material pipe 110, and the limestone powder can be collected by being discharged into the bin body 100 through the guide port 311 formed in the sidewall of the butt joint feeding cylinder 310.
[0042] When the main shaft 130 rotates counterclockwise under the driving of the forward-reverse motor 170, the inner and outer rings of the one-way bearing 150 are locked, so that the feeding cylinder 310 is driven to rotate synchronously while the feeding cylinder 330 is reversely driven, the limestone accumulated in the bin body 100 is stirred by the stirring rod 350, and the rotation of the feeding cylinder 310 is subjected to the reverse force of the stirring rod 350, so that the main shaft 130 rotates to drive the sliding shaft 151 to slide along the lifting groove 131, so that the sliding shaft 151 slides to the most end of the lifting groove 131, the feeding cylinder 310 is synchronously driven to rise, the butt joint between the lower end of the feeding cylinder 310 and the upper end of the material pipe 110 is separated, the material directly falls into the upper end of the material pipe 110, and the material is pushed out of the lower end of the material pipe 110 under the reverse driving of the feeding cylinder 330, so as to facilitate the discharging.
[0043] The feeding and discharging operations can be realized through one material pipe 110, the material can be stirred in the discharging process through the internally installed stirring rod 350, the blockage of the material is prevented, the stirring range is increased when the stirring rod 350 is synchronously lifted and lowered during the lifting and lowering of the feeding cylinder 310, the dust is upwardly diffused, the possibility of external diffusion of the dust is greatly reduced through the bottom feeding and discharging, the working environment is improved, the damage to the body of the worker is reduced, only one material port is arranged in the whole bin body 100, the sealing treatment is more convenient, and the possibility of water vapor entering is greatly reduced.
[0044] The above only describes the embodiments of the application and does not limit the protection scope of the application. For those skilled in the art, the application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the application shall be included in the protection scope of the application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.
Claims
1. A limestone bin, characterized in that, Include The bin body (100), the bottom of the bin body (100) is through the material pipe (110), the top of the bin body (100) is rotatably installed with the main shaft (130), the surface of the main shaft (130) is sleeved with the one-way bearing (150), the inner wall of the inner ring of the one-way bearing (150) is fixed with the sliding shaft (151), the outer wall of the main shaft (130) is provided with the lifting groove (131), one end of the sliding shaft (151) is slidingly connected in the lifting groove (131), the top of the bin body (100) is provided with the forward and reverse motor (170) for driving the rotation of the main shaft (130); The feeding mechanism (300) includes a feeding cylinder (310) and a feeding dragon (330), the upper end of the feeding cylinder (310) is coaxially fixedly connected with the outer ring of the one-way bearing (150), the feeding cylinder (310) is movably arranged in the bin body (100), the feeding dragon (330) is rotatably arranged in the feeding cylinder (310), the lower end of the feeding dragon (330) extends into the material pipe (110), the upper end of the feeding dragon (330) is coaxially fixedly connected with the main shaft (130), the side wall of the feeding cylinder (310) is provided with a material guiding port (311), and the surface of the feeding cylinder (310) is fixed with a stirring rod (350).
2. A limestone bin according to claim 1, characterised in that The forward and reverse motor (170) is fixed on the top of the bin body (100), and the drive shaft of the forward and reverse motor (170) is in transmission connection with the upper end of the main shaft (130) through the reduction gear set in the reduction box; the bottom of the bin body (100) is fixed with a support frame (190), and the support frame (190) is a lifting frame.
3. A limestone bin according to claim 2, characterised in that The support frame (190) includes support legs (191) and support rods (193), the upper end of the support rod (193) is slidingly sleeved with the lower end of the support leg (191), the support leg (191) is provided with a plurality of support legs (191), the support rod (193) is correspondingly arranged with the support leg (191), and the adjacent support rods (193) are fixedly connected with cross beams (197), and the cross beams (197) and the outer wall of the bin body (100) are connected with electrically controlled lifting rods (195).
4. A limestone bin according to claim 1, wherein, The lifting groove (131) is a spiral lifting groove, the end of the sliding shaft (151) is provided with a bearing, and the bearing is rollingly connected in the lifting groove (131).
5. A limestone bin according to claim 1, wherein, The top of the bin body (100) is provided with an inspection door (101), the outer surface of the inspection door (101) is fixedly provided with a handle, and the material guiding port (311) is extended to form a long through slot along the length direction of the side wall of the feeding cylinder (310).
6. A limestone bin according to claim 1, wherein, The bottom of the bin body (100) is connected with a lower hopper (103), the upper end of the material pipe (110) penetrates the bottom of the lower hopper (103), and the material pipe (110) is fixedly connected with the lower hopper (103).
7. A limestone bin according to claim 1, wherein, The outer surface of the lower end of the feeding cylinder (310) is rotatably sleeved with a limiting slip ring (109), the outer wall of the limiting slip ring (109) is fixedly provided with a supporting rod, and the other end of the supporting rod is fixedly connected with the inner wall of the bin body (100).
8. A limestone bin according to claim 1, wherein, The upper feeding cylinder (310) is coaxially connected with the upper port of the material pipe (110), and the inner diameter of the upper feeding cylinder (310) is the same as that of the material pipe (110).
9. A limestone bin according to claim 1, wherein, The stirring rods (350) are provided in plurality, and the plurality of stirring rods (350) are distributed in staggered mode on the surface of the upper feeding cylinder (310), and the end of the stirring rod (350) is fixed with a scraper (351), and the scraper (351) is in contact with the inner wall of the bin body (100).