33results about How to "Cause accumulation" patented technology

The invention discloses a rotating furnace scrap steel feeding hopper, and belongs to the technical field of iron and steel smelting. The rotating furnace scrap steel feeding hopper comprises a box, four groups of lifting lugs and one group of reinforcing ribs, a discharging port is formed in the front end of the box, the reinforcing ribs are arranged outside two side walls of the box, and the lifting lugs are symmetrically and fixedly mounted on the front, the rear, the left and the right of the reinforcing ribs. The hopper is characterized in that one row of rollers are arranged at the bottom of the box and perpendicular to a center axis of the length direction of the bottom surface of the box, and one group of gears are arranged on the outer wall of first roller positioned at the discharging port of the box along a peripheral direction. The hopper solves the problem that scrap steel materials are stacked on a furnace opening in the feeding process, feeding smoothness of scrap steelis improved, and the feeding proportion of the scrap steel is increased.

The invention discloses an incubation system of adhesive roe. The incubation system comprises a water source water pipe, a nursery pond, an incubator, a water flow regulating and controlling pipeline and a water treating pond, the water source water pipe is communicated with the water treating pond, the water treating pond is communicated with the incubator through the water flow regulating and controlling pipeline, the incubator is arranged in the nursery pond, the nursery pond is communicated with the water treating pond, an incubation frame is arranged in the incubator, and a set of holes is formed in each corner of the incubation frame. The incubation system solves the technical problems that in the incubation process of perch ribbon-shaped roe, roe mass is accumulated and stacked, and chalaza is easy to break and is broken into fragments or is bound into mass when serious, through the ingenious design of water flow, the chalaza slowly rolls and moves along the periphery of the incubation frame under the action of surrounding microflow, the complete chalaza is guaranteed to the maximum extent, and incubation is carried out in clean running water with enough dissolved oxygen. In addition, screens are arranged on the periphery of the incubator, fry incubated primarily can swim out freely, and the problem of fry emergence is solved well. The method is also suitable for the incubation of other adhesive roe.

The invention discloses a preparation process of ultralow-viscosity dimethyl silicone oil. Low-molecule separation of dimethyl silicone oil is performed in a rectification manner, high-boiling-point components can be reserved to the greatest extent and low-boiling-point components can be separated to the greatest extent under the set rectification conditions, the content of octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane and other molecules in the ultralow-viscosity dimethyl silicone oil with the higher boiling point can be further better controlled, application requirements in certain special high-end application fields such as the personal care industry can be met, besides, ultralow-viscosity linear dimethyl silicone oil with the lower boiling pointer can be captured from rectification fractions, and the one-time yield of a reaction is increased.

The invention discloses an active cable pay-off device, and belongs to the field of cable pay-off. The invention aims to solve the problems that the existing cable pay-off mode is easy to cause cable accumulation and easy to damage cables. An air cylinder is inflated with air, a swing guide wheel is pulled down, a cam mechanism and a displacement sensor are arranged on one supporting leg of a winding roll supporting frame, the cam mechanism right faces the displacement sensor, when the swing guide wheel swings at different positions, the distance between the cam mechanism and the displacement sensor is changed, the distance is transmitted to a controller, the controller is used for comparing the distance with an internally set distance value, if the distance is greater than the internally set distance value, the motor speed is not changed, and if the distance is not greater than the internally set distance value, the motor rotating speed is adjusted to a preset speed. The cable pay-off device is used for paying off.

The invention relates to the field of oil exploitation, and specifically relates to a method for accelerating dissolution rate of a soluble bridge plug. The method is characterized in that a metal soluble ball is of a double-layer structure and comprises a soluble metal and a filler which is a filler ball; the outer part of the filler ball is wrapped with the soluble metal to form a double-layer solid ball; after the soluble ball is dissolved, the dissolving of the soluble bridge plug is accelerated through the filler, and the dissolving rate of the soluble bridge plug can be extremely increased, thus the soaking time is decreased, the difficulty in treatment of a shaft after pressing is reduced, the treatment cost of the shaft after pressing is decreased, and the production time rate of awell is increased.

The invention discloses an automatic feeding type multi-stage ore crushing device. The device comprises a base, a crushing shell, a breaking shell, electric breaking rollers, electric grinding rollersand a discharging assembly, wherein first supporting legs are fixedly arranged at the four corners of the bottom end of the crushing shell respectively, and the first supporting legs are fixedly arranged at the top end of the base; the breaking shell is fixedly arranged at the top end of the crushing shell; the electric breaking rollers are arranged in an inner cavity of the breaking shell; the electric grinding rollers are arranged in an inner cavity of the crushing shell; and the discharging assembly is arranged at the top end of the base. According to the automatic feeding type multi-stageore crushing device, by controlling the feeding amount of ore, ore stacking in the crushing shell due to high breaking speed of the ore in the breaking shell can be avoided, normal operation of the device is guaranteed, secondary transferring of the ore is reduced, therefore the occupied area of the device is effectively reduced, the production cost is greatly reduced, and the device is very suitable for small and medium-sized ore extraction enterprises.

The invention relates to a power distribution network monitoring technology, and particularly relates to an active power distribution network power quality monitoring device. The device comprises a monitoring assembly, a shell, a supporting assembly, a heat dissipation assembly and a covering plate, wherein the supporting assembly comprises a supporting base; two supporting blocks are fixedly connected to the two sides of the upper end of the supporting base; a first clamping groove is formed in the supporting block; a second clamping groove is formed below the first clamping groove; the heatdissipation assembly comprises a fan motor, the output end of the fan motor is rotationally connected with a fan, air inlet strip holes are formed in the two sides of the supporting base, vent holes are formed in the lower surface of the shell, air outlet strip holes are formed in the two sides of the shell, and the fan motor is electrically connected with an external power source. The shell and the supporting base which are detachably connected facilitate cleaning treatment of the interior of the supporting base, meanwhile, a certain damp-proof effect is achieved, the temperature of the shellis reduced through the heat dissipation assembly, a good heat dissipation effect is achieved, and the heat dissipation efficiency is high.

The invention provides a powder tank truck and a powder tank thereof. The powder tank comprises a tank body, a cover body, a fluidizing device, multiple vibrators and a gas input pipe. A feeding opening is formed in the top of the tank body, and the bottom of the tank body is an opening end. The cover body comprises a large-caliber end and a small-caliber end. The large-caliber end is in sealing connection with the opening end of the tank body. The fluidizing device is arranged at the small-caliber end of the cover body and connected with the small-caliber end of the cover body in a sealed manner. A discharging opening is formed in the bottom end of the fluidizing device. The multiple vibrators are arranged on the side wall of the cover body. The gas input pipe guides gas flow into the multiple vibrators to enable the side wall of the cover body to be shaken, thus powder adhering to the inner side wall of the cover body is vibrated to fall off, and the powder is prevented from adheringinto the cover body. The powder tank truck comprises a truck body and the powder tank. The powder tank is fixedly arranged on the truck body.

The present invention relates to a nonoriented electrical steel sheet coated on both surfaces with a cured insulative coating for providing a high level of surface resistivity to minimize interlaminar power losses. The cured insulative coating on the steel sheet includes, based upon 100 parts by dry weight, 20-60 parts of aluminum phosphate, 20-70 parts of at least one inorganic particulate silicate and 10-25 parts of an acrylic resin. The cured coating is formed from an acid aqueous suspension that may include up to 1 part by weight of a water-soluble organic solvent per each part of the resin. The aqueous suspension has a pH of about 2-2.5, a silicate particle size of 0.3-60 mu m, a resin particle size of less than 1 mu m, less than about 0.5 wt. % unreacted phosphoric acid and a specific gravity of about 1.0-1.3. The silicate may be one or more from the group consisting of aluminum silicate, aluminum potassium silicate and magnesium silicate. After curing, the coating has a thickness on each sheet surface of 0.5-8 mu m. The insulative coated nonoriented electrical steels may be used to minimize power losses in laminated magnetic cores of motors, generators, transformers, and other electrical equipment.

The invention discloses an easy-to-clean municipal bridge drainage device, and particularly relates to the field of municipal bridges. The easy-to-clean municipal bridge drainage device comprises a bridge body, a grate is arranged at the upper end of the bridge body, a through groove located in the grate is formed in the bridge body, liquid conveying pipelines are arranged on the two sides of the bottom end of the through groove, the end, away from the through groove, of the liquid conveying pipeline is connected with a water drainage pipe, and a cleaning mechanism is arranged at the upper end of the water drainage pipe. The drainage pipe can be automatically cleaned after drainage every time, so that blockage of the drainage pipe due to the fact that impurities adhere to the inner side wall of the drainage pipe is prevented; the structure is simple, operation is convenient, manual cleaning by people is not needed, and time and labor are saved; and drainage is conducted through the auxiliary pipe, so that the situation that rainwater on a bridge cannot be drained in time when the rainwater is too much, and rainwater accumulation is caused can be prevented.

The embodiment of the invention discloses a control method of a food processor. The food processor comprises a motor, a crushing cup, a temperature sensor and a water tank, the water tank is connectedwith the crushing cup through a pipeline, and a water pump is arranged in the pipeline. The control method comprises the steps that the whole slurry discharging process comprises one-time slurry discharging or multi-time slurry discharging, and after any one slurry discharging is completed, the following slurry-overflowing preventing procedure is entered, specifically, water of the first preset volume is pumped into the crushing cup from the water tank through the water pump; mixed slurry with added water is subjected to temperature measuring by a temperature sensor; and the slurry-overflowing risk in the subsequent process is determined according to the temperature of the mixed slurry. By applying the scheme, the situation that materials cannot be completely discharged, consequently theslurry is accumulated in the crushing cup, and the slurry-overflowing risk is caused is avoided.

The invention relates to the technical field of carp culture, and discloses auxiliary equipment for carp culture and capable of automatically adding feed according to carp demands. The auxiliary equipment comprises a fake bait; the outside of the fake bait is movably connected with a pull rope; the top of the pull rope is movably connected with a winding rod; the top of the winding rod is movably connected with a transmission rod; the top of the transmission rod is movably connected with a reset spring; the left side and the right side of the transmission rod are both movably connected with levers; and the tops of the levers are movably connected with push blocks. When carps in a culture pond are in a hungry state, the carps bite the fake bait due to hunger and then pull the fake bait, the fake bait is pulled to drive the pull rope to move, and then a quantitative piston is driven to move, so that a gap is formed between a material storage cavity and a material discharge cavity, and the feed stored in the material storage cavity is discharged into the culture pond through the gap, so that the effect of automatically adding the feed according to the carp demands in the culture pond is achieved.

The invention relates to a weight-losing composition, a weight-losing preparation and application, and belongs to the technical field of food processing. The weight-losing composition comprises the following raw material components in parts by weight: 30-70 parts of a fat component, 2-5 parts of yerba mate tea powder, 10-20 parts of a white kidney bean extract and 1-3 parts of calcium beta-hydroxy-beta-methyl butyrate. The yerba mate tea powder, the white kidney bean extract and the calcium beta-hydroxy-beta-methylbutyrate play a synergistic role, so that a more efficient fat metabolism promoting effect is provided, and fat accumulation in a body due to intake of a large amount of fat in a ketogenic diet process is avoided, so that the weight-losing composition has more remarkable weight-losing effect and oxidation resistance under the condition that protein is not added, ingredients are simple, and the problem that stability is poor due to the fact that the protein is added is solved.

The invention discloses chemical material cooling equipment with a detection function. The chemical material cooling equipment with the detection function comprises a base, a shell is fixedly connected to the top of the base, a feeding opening is formed in the top of the shell, a fixing ring is fixedly connected to the top of the shell, and an opening and closing plate is slidably connected to the inner side wall of the fixing ring. According to the chemical material cooling equipment with the detection function, a heat conduction block is heated, an alcohol solution in an air pressure frame is evaporated in the heating process, then the interior is expanded, air pushes an air pressure plate, the internal temperature can be detected and observed in time through the arrangement of a scale rod, manual detection is not needed, and the detection is rapid and convenient; and meanwhile, when the air pressure plate descends, a magnetic block descends together, a pull rope is pulled through the magnetic block, a water drainage plate is opened, water drainage cooling is conducted on the interior, cooling is conducted on the interior while heating detection is conducted on the interior, entering of cooling water is controlled in the temperature changing process, and use by workers is facilitated.

The invention relates to the technical field of acupuncture massage, in particular to an acupuncture and massage device for traditional Chinese medicine rehabilitation physiotherapy. The acupuncture and massage device comprises two bases, coating shells are fixedly mounted at the tops of the two bases, a connecting box is fixedly mounted between the two bases, and two inner cavities are formed in the two bases; two mounting tables are mounted in the two inner cavities in an inserted mode, medicine applying massage devices are mounted between the two mounting tables and a base, and the medicine applying massage devices apply medicine according to the massage frequency while massaging soles. According to the acupuncture and massage device for traditional Chinese medicine rehabilitation physiotherapy, through the arrangement of a medicine applying massage device, manual massage can be simulated through lifting rotation extrusion, meanwhile, massage is better assisted through heated traditional Chinese medicine, and a medicine feeding mechanism can discharge medicine juice according to the lifting frequency of a lifting massage mechanism; therefore, accumulation of the medicine between a patient and the acupuncture and massage device for traditional Chinese medicine rehabilitation physiotherapy caused by continuous and constant-speed administration is avoided, and the acupuncture and massage efficiency is guaranteed.

The present invention provides a horizontal and efficient flotation separation system for sewage air floatation treatment. The system includes an air flotation tank, a baffle structure and an efficient oil collection device; the inside of the air flotation tank is divided into several stages of mixing separation zones and clear water zones, which are arranged along the fluid flow direction; each stage of the mixing separation zone is separated by baffle structure; the zone between an upper baffle and a lower baffle is a gas-water mixing zone; the bottom of the gas-water mixing zone is provided with a dissolved gas and water release device connected with a micro-bubble dissolved gas and water generator; a zone between the lower baffle and an upper baffle of a next level of mixing separation zone is a settlement separation zone; the last stage of settlement separation zone is provided with a corrugated plate packing; the efficient oil collection device is disposed over the baffle structure; and the clear water zone is provided with an oil collection tank. The present invention has the advantages of improving gas-water contact mixture efficiency and clear water separation after contact, improving the separation efficiency of a stability chamber, reducing equipment size and energy consumption, and reaching high system stability and of low-cost maintenance.

The invention relates to radix fici hirtae healthcare jelly. The radix fici hirtae healthcare jelly comprises raw materials in parts by weight as follows: 30-40 parts of a radix fici hirtae concentrated liquid, 15-20 parts of a dried orange peel concentrated liquid, 2-3 parts of fruit granules, 6-10 parts of honey, 3-5 parts of a grosvener momordica fruit concentrated liquid and 3-7 parts of isinglass powder. The radix fici hirtae healthcare jelly is unique in color, has the specific colors of the dried orange peel concentrated liquid and the radix fici hirtae concentrated liquid and containsno artificial color; the radix fici hirtae healthcare jelly integrates tastes of the radix fici hirtae concentrated liquid, the grosvener momordica fruit concentrated liquid, the honey and dried orange peel, so that the jelly has the unique taste; and besides, the radix fici hirtae healthcare jelly also has nutrients of radix fici hirtae and dried orange peel, so that the jelly is suitable to be eaten as a snack by old people.

The invention relates to pitaya flower health-care jelly which is prepared from the following raw materials in parts by weight: 30 to 40 parts of pitaya flower concentrated solution, 15 to 20 parts ofdried orange peel concentrated solution, 2 to 3 parts of fruit grains, 6 to 10 parts of honey, 3 to 5 parts of fructus momordicae concentrated solution and 3 to 7 parts of fish glue powder. The pitaya flower health-care jelly provided by the invention is yellow and bright in color, is in a unique color of dried orange peel concentrated solution, and does not need to be added with artificial pigment; the pitaya flower health-care jelly integrates the tastes of pitaya flower concentrated solution, fructus momordicae concentrated solution, honey and dried orange peel, so that the jelly is uniquein taste; and in addition, the jelly also has the nutrients of pitaya flower and dried orange peel, so that the jelly is suitable for people with cough, phthisis and the like as snacks.

The invention discloses a knitting machine, which comprises a support base and a control rod, the support bases are connected through connecting rods, and the upper ends of the support bases are fixedly connected through a slide bar, and the slide bars are slidably connected with each other. The servo motor and the slider, and the servo motor and the slider are integrally connected, the bearings between the sliders are connected to a gear shaft, and the outer key at one end of the gear shaft is connected to a linkage gear, and the linkage gear is meshed and connected to the servo The motor shaft of the motor, and the motor shaft and the gear shaft of the servo motor are fixedly connected with rubber rings. The knitting machine can easily ensure the tension of the yarn, avoid the problem of the quality of the knitted product caused by the yarn being too loose or too tight during the knitting process, and can facilitate the installation of the bobbin, and avoid the easy rotation of the bobbin, thereby It avoids excessive yarn release from the bobbin, causing the accumulation of the yarn at the bobbin, so that the problem of yarn entanglement occurs.

The invention discloses a preparation process of ultralow-viscosity dimethyl silicone oil. Low-molecule separation of dimethyl silicone oil is performed in a rectification manner, high-boiling-point components can be reserved to the greatest extent and low-boiling-point components can be separated to the greatest extent under the set rectification conditions, the content of octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane and other molecules in the ultralow-viscosity dimethyl silicone oil with the higher boiling point can be further better controlled, application requirements in certain special high-end application fields such as the personal care industry can be met, besides, ultralow-viscosity linear dimethyl silicone oil with the lower boiling pointer can be captured from rectification fractions, and the one-time yield of a reaction is increased.

The invention relates to the technical field of fermentation tanks, in particular to a microbial fermentation tank which comprises a tank body, and evenly-distributed foot supporting columns are annularly and fixedly connected to the edge position of the lower surface of the tank body; a stirring motor is fixedly connected to the middle position of the upper surface of the tank body; a feeding port is formed in one side, close to the stirring motor, of the upper surface of the tank body; an output shaft of the stirring motor is fixedly connected with a stirring shaft, and the lower end of the stirring shaft penetrates through the upper surface of the tank body and extends into the tank body; an injection mechanism is arranged in a cavity of the tank body, and the injection mechanism penetrates through the side wall of the tank body and extends out of the tank body; an early warning mechanism is fixedly mounted at the upper end of one side of the outer surface of the tank body, and the early warning mechanism penetrates through the side wall of the tank body and extends into the tank body; a discharge port is formed in the lower end of one side of the outer surface of the tank body. According to the invention, foams generated by microbial fermentation in the fermentation tank can be uniformly eliminated, and normal metabolism of microorganisms is ensured.

The invention belongs to a geology drilling tool, and particularly relates to a binder dent gauge protection underreamer with an elastic floating sleeve. The binder dent gauge protection underreamer is mainly composed of an underreamer body and a cone assembly which comprises a cone base and a cone, wherein the cone base and the underreamer body are fixedly connected into a whole, and grooves are formed in corresponding positions on the cone or a pinch wheel base respectively; a lock groove is closed so as to form a locking steel ball runway groove, a locking steel ball is placed in the locking steel ball runway groove, the cone is sleeved on the cone base and is axially locked with the cone base through the locking steel ball; and the underreamer is characterized in that a large shaft of the cone base is sleeved on the elastic floating sleeve, and the elastic floating sleeve is in sliding fit with the inner hole of the cone at the corresponding position. The underreamer provided by the invention has the beneficial effects that the elastic floating sleeve can float between the cone and a cone base bearing, the addition of relative movement speed of parts inside and outside the sleeve is equal to the relative rotational speed between the cone and the cone base; and the relative movement speed of each friction surface is reduced by half, so that the unnecessary abrasion is avoided, the heat productivity is reduced, and the service life of the underreamer is prolonged.

The invention discloses an automatic-feeding lead ingot decontaminating and sheet pressing device. The automatic-feeding lead ingot decontaminating and sheet pressing device comprises a feeding system, a conveying system, a decontaminating system and a sheet pressing system; a guide rail of the feeding system is composed of a guiding groove rail and a slider; the guiding groove rail is fixed to a framework and is provided with the slider; a hoisting plate is symmetrically connected with the slider; the lower edge of the hoisting plate is connected with a cylinder; a cylinder rod of the cylinder is movably connected with a pulling arm which is movably connected with a claw hand; the claw hand is movably connected with a movable block which is in threaded connection with an ejecting rod; the ejecting rod is connected with a stepping motor which is fixedly connected to the hoisting plate; the feeding system is arranged on the upper portion of the left side of the conveying system; the decontaminating system is arranged on the middle portion of the conveying system; the sheet pressing system is arranged on the right side of the conveying system; and the structure is compact, the train of thought is clear, sheet lead ingots are automatically fed, the cleaning and decontaminating system is arranged, then secondary sheet pressing is performed, it is guaranteed that the lead plate thickness is uniform, the automation degree is high, the cleaning effect is good, the lead ingot surface is clean, no residues exist, personnel are saved, and the production cost is reduced.

The invention discloses a health-care nutritional jelly and a preparation method thereof, belonging to the field of food processing. The nutritional jelly is prepared from the following raw materials by weight: 2 to 4 parts of spirulina, 1 to 2 parts of laver, 1 to 3 parts of Lespedeza virgata, 1 to 2 parts of dandelion leaf, 1 to 2 parts of perilla, 5 to 10 parts of honey, 10 to 15 parts of wolfberry juice, 15 to 20 parts of pomegranate juice, 1 to 2 parts of stevioside and 3 to 6 parts of an agar solution. The preparation method for the nutritional jelly comprises the following steps: (1) physical extraction of main nutritional ingredients for subsequent usage; (2) secondary mixing, heating and uniform stirring; and (3) final seasoning and coagulation so as to obtain the finished jelly. The health-care nutritional jelly employs a combination of stevioside and honey for replacing white sugar as a sweetener; and a plurality of nutrients are extracted from components in the above recipe by using a physical method, so the nutrients of the components are remained, no adverse additive is used, and unique flavor is obtained.

The embodiment of the present invention discloses a control method of a food processing machine. The food processing machine includes: a motor, a crushing cup, a temperature sensor and a water tank. The water tank is connected to the crushing cup through a pipeline. There is a water pump; the method includes: the whole pulp discharge process includes one or more pulp discharges, and after any one pulp discharge is completed, enter the following anti-overflow procedure: pump the first pre-filled slurry from the water tank into the crushing cup through the water pump. Set the volume of water; use the temperature sensor to measure the temperature of the mixed slurry after adding water; determine the risk of slurry overflow in the subsequent process according to the temperature of the mixed slurry. Through the solution of this embodiment, the risk of slurry overflow due to the accumulation of slurry in the crushing cup due to the inability to completely discharge the material is avoided.

The invention provides a hidden connection type wallboard. The hidden connection type wallboard is characterized by comprising at least two wallboard bodies arranged side by side and a middle framework; and the middle framework is embedded or semi-embedded between the connecting surfaces of adjacent wallboard bodies so as to realize the connection of the adjacent wallboard bodies. According to thehidden connection type wallboard, the spacing limitation between the wallboard and a rear solid fixture is relieved, so that the spacing is greatly reduced, and the space utilization rate is effectively improved. The invention further provides a wall comprising the hidden connection type wallboard, a decoration structure comprising the hidden connection type wallboard and an installation method of the decoration structure.

The invention provides a display panel and a manufacturing method. The display panel comprises an anode layer, a hole injection layer, a hole transport layer, a light emitting layer, a first electrontransport layer, a second electron transport layer, an electron injection layer and a cathode layer which are stacked in sequence, wherein a content of a Liq material in the first electron transport layer is greater than the content of an ETM material, and the content of the Liq material in the second electron transport layer is less than the content of the ETM material. In an operation process ofthe display panel, through arrangement of the first electron transport layer and the second electron transport layer, a difference value between an electron transmission rate and a hole transmissionrate is reduced so that composite balance of holes and electrons in a light-emitting layer can be improved, a driving voltage of the display panel is reduced, and a service life of the display panel is prolonged.

The invention relates to an automatic dedusting, folding, pressing and packaging method for paper for daily use. The automatic dedusting, folding, pressing and packaging method for the paper for dailyuse comprises the steps of (1) folding the paper for daily use into a square shape under a vacuum environment, tightly pressing, using a transparent film for packaging the pressed paper for daily use, and leaving a port on the upper part of the paper for daily use after packaging; and (2) carrying out packaging inspection on the packaged paper for daily use, wherein during packaging, the paper for daily use is packaged into a small pack, the completeness of the pack is inspected. Through the arrangement of various packaging inspection devices, the occurrence of the phenomenon of the accumulation of various packaged paper products caused by excessive quantity and insufficient time arrangement is prevented.

The invention discloses a coal mine crusher for mining. The crusher comprises a shell and supporting legs, the shell is supported by the supporting legs, a front cover body is mounted on the left endof the shell, a rear cover body is mounted on the right end of the shell, a turnover body and the shell are coaxial, a rotating shaft is mounted in the turnover body, crushing rods are mounted on therotating shaft, and are evenly distributed around the axis of the rotating shaft, meanwhile, the crushing rods are evenly distributed in the extension direction of the axis of the rotating shaft, theends of the crushing rods are rotatably connected with swing teeth, guide rods are arranged at the positions, corresponding to the breaking rods, of the side face of the turnover body and are evenly distributed around the axes of the guide rods, meanwhile, the guide rods are evenly distributed spirally in the extension direction of the axes of the guide rods, guide wheels are arranged at the position, between contact faces of the turnover body and the shell, close to the bottom, of the inner wall of the shell, a feeding opening is formed in the front cover body, a feeding hopper is mounted onthe corresponding position of the feeding opening, and a discharging opening is formed in the rear cover body. The coal mine crusher has the advantages that uniform breaking is achieved, blockage isprevented, and work efficiency is high.