174 results about "Veterinary drug" patented technology

The invention discloses a moxidectin pouring solution and a preparation method thereof, and belongs to the technical field of veterinary drug preparations. Every 500 ml of the moxidectin pouring solution comprises 0.1%-10% of moxidectin, an antioxidant, a penetrating agent, a tackifier, a cosolvent, a coloring agent and the balance of a fat solvent, and preferably, soybean oil is used as the fat solvent. The preparation method comprises the following steps: mixing and dissolving the components according to a specific sequence, filtering and sub-packaging. The moxidectin pouring solution disclosed by the invention has the advantages of low cost, convenience in preparation, good quality stability, no influence on impurity detection and the like, effectively solves a plurality of problems of the moxidectin pouring solution in the prior art, and has a good application prospect.

The utility model discloses a veterinary drug raw material sieving device in the related technical field of veterinary drug raw material sieving, which comprises a material conveying cylinder and a sieving cylinder connected with the material conveying cylinder, one end of the material conveying cylinder is provided with a material conveying motor, the other end of the material conveying cylinder is provided with a material guide pipe, the material guide pipe is provided with an electromagnetic valve, and the electromagnetic valve is connected with the sieving cylinder. An end cover is arranged at the other end of the material guiding pipe, the material conveying barrel is fixedly connected with a plug screening barrel through a support, and the end cover is connected with the screening barrel. Through the design of the material conveying motor, the material conveying barrel and the visual sensor, materials on the filter hopper can be monitored, the material supply amount is increased, meanwhile, material accumulation is avoided, the filter efficiency is improved, the economical efficiency is good, through the design of the rotating motor, the filter hopper, the cleaning head and the cleaning frame, the filter hopper rotates, and the cleaning efficiency is improved. And meanwhile, the filter screen is cleaned when the filter hopper rotates, so that the filter screen is prevented from being blocked, and the practicability is relatively high.

This invention relates to the field of veterinary drug preparation, specifically to a separation and filtration device for veterinary drug preparation, comprising: a raw water tank, a water supply pump installed at the output end of the raw water tank, and a filtration unit installed at the output end of the water supply pump. Specifically, the filtration unit includes an outer shell and an inner filter membrane. The output end of the outer shell is connected to a return pipe, the other end of which is connected to the interior of the raw water tank. One end of the outer shell is connected to a discharge pipe for discharging the filtrate filtered by the filter membrane. The filter membrane has through-holes to allow the filterable liquid to pass through. A sealing plug, perpendicular to the through-holes, is installed above the outer shell to obstruct the passage of the liquid. A control mechanism is used to drive the sealing plug to rise and fall, controlling the pressure inside the filter membrane. This solution, by intermittently controlling the gap size and synchronously coordinating with changes in the power of the water supply pump, can ensure high-speed filtration while avoiding large particles clogging the filtration unit.

The utility model discloses an automatic bag breaking device, which belongs to the technical field of veterinary drug manufacture and comprises a dust-free feeding machine, a plurality of vertical parallel blades are arranged at a feeding port of the dust-free feeding machine, and the cutting edge of each blade faces the outer side of the dust-free feeding machine. Meanwhile, a feeding plate capable of rotating in the vertical direction is arranged on the outer side of a feeding opening of the dust-free feeding machine, and one end of the feeding plate extends to the position above the feeding opening of the dust-free feeding machine and is provided with a strip-shaped hole. By means of the telescopic rod, the installation plate and the feeding plate can rotate in the vertical direction with the end, hinged to the feeding frame, of the installation plate as the center, and therefore the blade is exposed out; the inclined feeding plate after rotation can enable a packaging bag to slide towards the feeding port along the feeding plate under the action of the gravity of the packaging bag, and when the packaging bag slides across the blade, the blade can automatically break the packaging bag in a sliding mode, so that labor is saved, and production efficiency is improved.

The invention discloses a pulverizer for veterinary drug production and processing, and belongs to the technical field of crushing equipment, the pulverizer comprises a machine body and a motor, the output end of the motor is connected with a crushing roller, the crushing roller is provided with a first crushing section and a second crushing section, the machine body is internally sleeved with a crushing cylinder, and the crushing cylinder is internally sleeved with a slip ring. When the machine body conducts smashing work, the smashing barrel can generate periodic displacement in the smashing work through cooperation between the smashing barrel and the first gear ring, the distance between the smashing barrel and the first smashing section is changed, the distribution and circulation state of materials can be improved, local material blockage is avoided, and dynamic smashing is achieved; and when the crushing cylinder moves, the sliding ring and the blades on the top of the sliding ring can synchronously retract, the adhesive force to the materials is changed, the liquidity of the materials is further improved, material jamming is reduced, it can be guaranteed that the first crushing section makes contact with the materials and crushes the materials, and the quality and efficiency of the whole crushing work are remarkably improved.

The utility model relates to the technical field of veterinary drug storage, in particular to an integrated goods shelf for a bagged veterinary drug storage workshop. The integrated goods shelf for the bagged veterinary drug storage workshop comprises goods shelf units, and the multiple goods shelf units are arranged along the wall of the workshop. Loading and unloading ports are formed in the sides, close to the channels, of the goods shelf units. The goods shelf unit is constructed to be sequentially provided with a first storage space and a second storage space between the loading and unloading opening and the wall. And moving parts are arranged in the goods shelf units. The moving part is configured to carry the bagged veterinary medicine and move back and forth between the first storage space and the second storage space. According to the integrated goods shelf for the bagged veterinary drug storage workshop, the peripheral space of the workshop is fully utilized, the first storage space and the second storage space are arranged in each goods shelf unit, the storage capacity of unit area is effectively increased, more bagged veterinary drugs can be stored in the limited workshop area, and the space utilization rate is increased.

The utility model discloses a microporous filter for veterinary drug solution production, which comprises a connecting cover, the inner surface of the connecting cover is fixedly connected with a first limit block, the lower surface of the first limit block abuts against a limit plate, five sleeves are sleeved in the limit plate, the outer surfaces of the five sleeves are fixedly connected with second limit blocks, and the second limit blocks are fixedly connected with the inner surface of the connecting cover. And the second limiting block makes contact with the lower surface of the limiting plate, the outer surface of the connecting cover is fixedly connected with a liquid inlet pipe, and the interior of the liquid inlet pipe is fixedly connected with a liquid inlet pressure gauge. Through the structural relation that the sleeves in the limiting plate and the second limiting blocks are nested layer by layer, displacement and looseness of key assemblies are effectively avoided, the equipment maintenance frequency is reduced, the continuity of veterinary drug production is guaranteed, the sleeves are arranged in the limiting plate in order, a standardized positioning frame is provided for follow-up installation of a filter cartridge, and the production efficiency is improved. The solution is uniformly distributed when flowing through each filter cartridge, so that the condition that the local flow velocity is too high or too low is avoided, and the yield of unqualified products is reduced.

The utility model discloses a veterinary drug soluble powder raw material crushing device, and relates to the technical field of veterinary drug processing equipment. The veterinary drug soluble powder raw material smashing device comprises a smashing box composed of a lower shell and an upper shell, a smashing cavity is formed in the smashing box, a feeding box communicated with the smashing cavity is arranged on the upper shell, a discharging box communicated with the smashing cavity is arranged at the bottom of the lower shell, and a screen is detachably connected into the discharging box; the rotating shaft is rotationally connected into the crushing cavity; the multiple groups of rotating cutters are fixedly connected to the rotating shaft at equal intervals; the multiple groups of fixed cutters are fixedly connected to the inner wall of the crushing cavity at equal intervals; the particle size of crushed raw materials can be controlled, so that higher process flexibility is provided for veterinary drug production enterprises, and the enterprises can adjust parameters of the crushing device according to different production requirements and product characteristics so as to obtain the most suitable particle size of the raw materials, so that the production efficiency is improved.

The invention discloses a veterinary drug production steam monitoring system and method, and relates to the technical field of veterinary drug production steam monitoring, and the method comprises the steps: collecting an original data set containing real-time steam pressure, saturated steam temperature and steam dryness instantaneous values through a plurality of sensing nodes disposed in a steam pipe network; inputting the pressure and temperature data into a steam state calculation model, and generating a steam specific enthalpy value, an entropy value and a superheat degree value of each pipe section of the pipe network; starting a periodic dryness compensation process according to the comparison of the dryness instantaneous value and historical data, and generating a dryness adjustment instruction sequence based on the current working condition; and constructing a steam energy distribution diagram by using the obtained thermodynamic state parameters, performing dynamic optimization by combining a dryness adjustment instruction sequence, and finally generating steam supply strategies for different production links. According to the method, global reconstruction of the thermodynamic state of the pipe network and prospective dynamic regulation and control of the steam dryness are achieved, and the accuracy and stability of steam energy utilization in the veterinary drug production process are improved.

This invention discloses a surface coating material, a solid-phase microextraction probe, its preparation method, and its application, relating to the field of veterinary drug detection technology. The probe comprises a metal rod and a coating applied to the outer surface of the metal rod. The surface coating material is prepared by electrospinning a mixture of SBA-15 material, polyacrylonitrile, and N,N-dimethylformamide. The ratio of SBA-15 material, polyacrylonitrile, and N,N-dimethylformamide is 100mg–300mg: 100mg–300mg: 2mL–4mL. This invention addresses the problems of inconvenient equipment portability and long detection times in existing technologies.

The utility model discloses a crushing device for meat veterinary drug detection, which comprises a crushing box which is of a barrel-shaped structure, the top of the crushing box is provided with a box cover, and the box cover is connected with the top of the crushing box in a buckling manner; the refrigeration structure is arranged on the outer side of the crushing box so as to cool the box wall of the crushing box; the crushing structure is arranged on the box cover; wherein when the box cover covers the top of the crushing box, the crushing structure goes deep into the crushing box to crush meat in the crushing box. According to the meat smashing device, meat can be cooled in the smashing process, and it is avoided that due to heat generated by friction between meat and the smashing structure, the temperature of the meat rises, and the accuracy and reliability of veterinary drug residue detection are affected.

This invention relates to a rotary wet granulation machine for veterinary drug processing, belonging to the technical field of veterinary drug processing equipment. It solves the technical problem of inconvenient replacement of granulation screens. The machine includes a frame and a hopper, with granulation screens installed and removed from the frame and hopper via a lower clamp assembly and an upper clamp assembly, respectively. The lower clamp assembly includes a left arc-shaped plate, rotatably connected to a right arc-shaped plate, and a fixedly connected arc-shaped toothed plate. A groove is formed in the right arc-shaped plate, and a locking tooth is slidably connected within the groove. The locking tooth engages with the arc-shaped toothed plate. A handle is fixedly connected to one side of the locking tooth via a sliding rod. The same internal spring is fixedly connected to the opposite side of the locking tooth and the groove. This invention replaces traditional bolt fixing with the lower and upper clamp assemblies. The left and right arc-shaped plates are rotatably connected, and quick clamping is achieved through the engagement of the arc-shaped toothed plate and the locking tooth, as well as the action of the internal spring. Pulling the handle releases the engagement, eliminating the need for external tools and allowing for rapid replacement of screens with different particle size requirements.

The utility model discloses a bottle washing machine for veterinary drug production, which relates to the field of cleaning equipment and comprises a processing cavity, a bottle washing device and a bottle washing device. The number of the clamping pieces is multiple, and the multiple clamping pieces are arranged on the outer side of the square cylinder in the circumferential direction; each clamping piece comprises a placing rod and two clamping blocks, and the two clamping blocks are connected to the square cylinder in a sliding mode; the placing rod is located under the two clamping blocks and vertically moves on the square cylinder. The medicine bottle cleaning device solves the problem that an existing device cannot be suitable for cleaning medicine bottles of different sizes, the two clamping blocks slide on the square cylinder to be adjusted, the placing rod moves on the square cylinder to be adjusted in position so as to adapt to the medicine bottles of different sizes, and the application range of the device is widened.

The utility model relates to the field of veterinary drug raw material processing technology especially, more particularly to a veterinary drug raw material rubbing crusher, include: processing structure, processing structure includes rubbing crusher main part, the inside rotation of rubbing crusher main part is connected with rotary shaft no.

The utility model provides a novel dust collection cover, which relates to the technical field of veterinary drug processing, and comprises a first cover body, a second cover body, a third cover body and a fourth cover body, the dust collection fan is connected with the first dust collection opening through a pipeline; the second cover body is arranged right below or obliquely below the first cover body; the moving mechanism is used for moving the second cover body along the vertical direction or moving the second cover body along the vertical direction and the transverse direction, so that the lower part of the second cover body covers the inlet of the storage tank; the connecting piece is used for connecting the first cover body and the second cover body; the connecting piece surrounds the first cover body and the second cover body and blocks a gap between the edge of the first cover body and the edge of the second cover body. The first cover body, the connecting piece and the second cover body form a relatively closed dust collection structure, so that raised dust is not easy to escape, the raised dust is well inhibited in the process of sub-packaging cut medicinal materials into storage tanks, and a good production environment of a workshop is maintained.

The utility model discloses a tabletting device which comprises a groove-shaped frame, a supporting plate is fixedly connected to the bottom end in the groove-shaped frame, a material pressing barrel is fixedly connected to the top of the supporting plate, an extrusion base is movably connected to the interior of the material pressing barrel, an extrusion rod is fixedly connected to the rear side of the extrusion base, and a feeding barrel is connected to the outer surface of the material pressing barrel in a penetrating mode. The device has the beneficial effects that the second shaft rod can drive the connected tabletting seat to rotate, so that the tabletting seat is driven to rotate intermittently, and when the extrusion-formed forming groove rotates to the lower part, the tabletting seat can drive the stripping rod to rotate to the lower part from the upper part, so that the forming groove can be separated from the stripping rod; therefore, the stripping rod pushes the stripping plate to extrude the formed material, automatic stripping after forming is facilitated, the structure is reasonable, tabletting forming and automatic stripping of the material are facilitated, and the veterinary drug tabletting efficiency can be improved.

The utility model relates to granular veterinary drug subpackaging equipment which comprises a subpackaging equipment body, a first hopper, a subpackaging disc and a discharging assembly, the first hopper is communicated with the feeding end of the subpackaging equipment body, the subpackaging disc is arranged above the first hopper, and the discharging assembly is arranged at the feeding end of the subpackaging disc. The sub-packaging disc is connected with a driving assembly used for driving the sub-packaging disc to rotate, a plurality of sub-packaging heads are arranged on the sub-packaging disc, a material disc is arranged below the sub-packaging heads, a discharging opening is formed in the material disc, the discharging opening is located over the first hopper, sub-packaging is conducted through the sub-packaging disc, the sub-packaging disc is driven by the driving assembly to rotate, the sub-packaging heads are aligned with the discharging opening, and the sub-packaging heads are arranged on the sub-packaging disc. Materials are input into the first hopper from the discharging port and then sealed through the split charging equipment body. Wherein the sub-packaging disc is provided with the multiple sub-packaging heads, sub-packaging is conducted through the multiple sub-packaging heads, the sub-packaging efficiency can be effectively improved, and the requirement for mass production is met.

The utility model relates to the related technical field of veterinary drug processing equipment, and provides an efficient crushing unit for processing sulfachlorpyridazine sodium, which comprises an equipment frame and a grinding roller, the grinding roller is arranged in the equipment frame, a door-shaped frame is fixed at the top of the equipment frame, a first crushing assembly is arranged between the door-shaped frame and the equipment frame, and a second crushing assembly is arranged between the equipment frame and the door-shaped frame. The driving and grinding assembly is arranged between the equipment frame and the grinding roller, the smashing assembly comprises a feeding cover, the feeding cover is connected to the top of the equipment frame, a driving motor is installed at the top of the n-shaped frame, a driving shaft is arranged at the output end of the driving motor, and the driving shaft is slidably connected with a smashing tool rest in a sleeving mode. By means of the technical scheme, the problems that in the prior art, a crusher only conducts primary crushing, particles are not uniform after crushing, crushing is not thorough, secondary treatment is needed, the treatment process is increased, and the efficiency is reduced are solved.

The invention provides a full-automatic high-speed veterinary drug packaging production line and a production process thereof, and relates to the technical field of pharmaceutical equipment.The full-automatic high-speed veterinary drug packaging production line comprises a rack, and a bottom supporting film traction tool apron, an extrusion mechanism, a pressing tool apron and two tablet packaging devices are arranged on the rack; a first pressing knife roll, an air suction roll, a second pressing knife roll and a pressing bottom roll are installed on the pressing knife holder from top to bottom, and a stripping frame assembly used for stripping tablets from the air suction roll is fixedly installed on the pressing knife holder. Two veterinary drug material belts are rapidly and continuously pressed into a plurality of tablets at the same time, the veterinary drug production efficiency is improved, and rapid packaging of veterinary drugs is achieved in cooperation with two tablet packaging devices.

The utility model relates to a sealing machine, in particular to a veterinary drug bottled liquid medicine sealing machine. The veterinary drug bottled liquid medicine sealing machine with the good fixing function comprises a base, an installation frame, an air cylinder, a pneumatic grabbing clamp, a first guide rod and a buffering machine, the installation frame is arranged on one side of the base, the air cylinder is installed on the top of the installation frame, the telescopic end of the air cylinder faces downwards, and the pneumatic grabbing clamp is installed at the end of the air cylinder. First guide rods used for guiding the pneumatic gripper are symmetrically arranged on the two sides of the air cylinder, and a buffering mechanism is further arranged on the base. The pneumatic gripper is pushed to descend through the air cylinder, meanwhile, the pressing plate is driven to press the push plate downwards, the wedge-shaped plate is pushed to move through the elastic force of the third spring, meanwhile, the wedge-shaped plate pushes the clamping block to clamp the penicillin bottle, and therefore the penicillin bottle is fixed, and the telescopic end of the air cylinder retracts and drives the pneumatic gripper to ascend along the first guide rod together. And the second spring slowly resets and drives the clamping block to slowly loosen the penicillin bottle, so that the effect of automatically fixing the penicillin bottle is achieved.

The invention relates to the technical field of grinding equipment, in particular to a veterinary drug fine powder machine. Veterinary drugs can be dispersed and uniformly fed, so that the grinding amount and the feeding amount of the veterinary drugs are matched, the blockage phenomenon of equipment is effectively reduced, the grinding efficiency and the grinding precision of the veterinary drugs are improved, and the heat dissipation effect is effectively improved; comprising a material collecting shell, a mounting shell mounted in the material collecting shell, a conical grinding roller and a conical grinding shell, a driving shaft is rotationally installed on the installation shell, the conical grinding roller is fixedly installed on the driving shaft, the conical grinding shell is arranged on the conical grinding roller in a sleeving mode, an installation frame is installed on the upper portion of the material collecting shell, and the conical grinding shell is installed on the installation frame. The conical grinding roller is provided with a feeding cavity and a feeding channel which is arranged in the radial direction of the conical grinding roller and communicates with the feeding cavity, a mounting base is fixedly arranged in the feeding cavity, a spiral conveying shaft is rotationally installed in the feeding channel, one end of the spiral conveying shaft is rotationally connected with the mounting base, and a bevel gear is fixedly installed at the other end of the spiral conveying shaft.

The invention relates to the field of weighing, and discloses a belt weigher weighing system and method for veterinary drug production based on a learning model, which are used for improving the weighing precision of a belt weigher. Comprising the following steps: firstly, enabling the belt weigher to run under no-load and known standard load, and recording sensor response to establish system reference state parameters; during weighing, original signals of multiple sensors and the speed of the belt are synchronously collected, and real-time dynamic parameters are generated through online dynamic identification. And performing consistency calibration on the original signals of the sensors by using the real-time dynamic parameters to form a multi-sensor signal array and performing fusion processing to obtain a unified quality estimation value. And on the basis of the instantaneous flow, dynamic compensation is carried out by combining tension and unbalance loading information in real-time dynamic parameters, an instantaneous mass flow value is generated, and the accumulated total mass is output through integral accumulation. The weighing precision, stability and reliability of the belt weigher in veterinary drug production can be effectively improved, and production requirements are met.

The utility model relates to the technical field of bagged veterinary drug outer packaging equipment, in particular to forming equipment for a bagged veterinary drug packaging carton. A feeding area used for feeding semi-finished product packaging cartons is arranged on one side of a rack of the forming equipment for the bagged veterinary drug packaging cartons. A working area is arranged in the rack. The rotating frame is installed on the machine frame through a rotating shaft. A suction cup assembly is arranged on the rotating frame. The rotating frame is configured to rotate around the rotating shaft between the working area and the feeding area along with the action of the driving component, and the side wall of the semi-finished product packaging carton is grabbed through the suction cup assembly. The auxiliary opening assembly is configured to make contact with the other side wall of the semi-finished product packaging carton along with rotation of the rotating frame and open the semi-finished product packaging carton when the semi-finished product packaging carton returns to the working area from the feeding area. According to the forming equipment for the bagged veterinary drug packaging carton, the speed of supplying the packaging carton at the folding station is increased, and the production requirement of a packaging assembly line of bagged veterinary drugs is met.

The utility model provides an air return device of a self-suction crusher for veterinary drug preparation, which belongs to the field of veterinary drug processing and crushing and comprises a support and a self-suction crusher mounted on the support, a mounting pipe is mounted at a suction end of the self-suction crusher, and a suction pipe is mounted on the mounting pipe; one end of the T-shaped pipe is connected with an air inlet pipe, an air inlet hole is formed in the air inlet pipe in a penetrating mode, and the other end of the T-shaped pipe is connected with the installation pipe. The first motor drives the T-shaped pipe to rotate, part of air is introduced into the air return system through the air inlet pipe and the air inlet holes, and internal airflow circulation is formed; negative pressure at the air inlet holes can clean dust on the inner wall of the exhaust bag, increase the exhaust air rate, ensure the ventilation effect, reduce the air pressure in the exhaust bag, solve the problem that the exhaust capacity of the exhaust bag is reduced due to dust adhesion, and improve the working efficiency of the self-suction crusher.

The invention relates to the technical field of veterinary drug production and detection, and relates to a PH testing device and method used in the veterinary drug processing process, the PH testing device comprises a PH detection probe, a central control unit, a signal conditioning module and a mounting flange, the top end of the mounting flange is welded with a cylinder, the top end of the cylinder is provided with a shell, and the inner side of the cylinder is vertically provided with a driving shaft; a telescopic driving mechanism for driving the driving shaft is arranged in the shell, the top end of the pH detection probe is fixedly connected with the bottom end of the driving shaft, a self-cleaning protective cover is arranged on the outer side of the pH detection probe, the driving shaft is rotationally sleeved with the self-cleaning protective cover, an annular groove is formed in the outer side wall of the self-cleaning protective cover, and a plurality of turbine blades are arranged in the annular groove; a drainage hole is formed in the top of the annular groove, and a flow outlet is formed in the bottom end of the self-cleaning protective cover. According to the invention, through a cooperation mechanism of telescopic driving and hydrodynamic force self-cleaning, performance degradation, signal drift and data distortion caused by pollutant accumulation are fundamentally prevented.

The utility model discloses reusable veterinary drug residue rapid detection test paper which comprises a shell and a detection pad, an observation window and a sample groove are formed in the shell, the detection pad is fixedly installed in the shell, and a detection result is distinguished by observing strip color change in the observation window. An adjusting and replacing device is arranged in the shell and comprises a first sliding groove formed in the shell, second sliding grooves are formed in the two sides of the first sliding groove, a sliding base is installed in the shell, a containing groove is formed in the sliding base, and meanwhile sliding blocks are fixedly installed on the two sides of the sliding base. The sliding block is slidably connected with the second sliding groove, the detection pad is installed in the containing groove, in order to facilitate grabbing of the buckle by a user, grabbing blocks are fixedly installed on the two sides of the buckle, and the structure facilitates installation of the buckle by the user.

The utility model discloses a packaging device for powdery veterinary drugs. The packaging device comprises a storage barrel, a feed opening is formed in the bottom of the storage barrel; a quantitative weighing assembly, a bearing seat and a placing table are sequentially arranged below the storage barrel; the quantitative weighing assembly comprises a weighing table, the weighing table is rotationally arranged on the bearing seat, a mounting groove is formed in the weighing table, a weighing barrel is detachably mounted in the mounting groove, and the upper portion and the lower portion of the weighing barrel are open; a sealing cover is hinged to the bottom of the mounting groove, and a weighing sensor is arranged in the sealing cover; a discharging channel is formed in the bearing base, and the bottom of the discharging channel corresponds to an opening of a packaging bag. A clamping assembly is arranged at the bottom of the bearing base and used for clamping a packaging bag. A lifting block is arranged in the placing table, and a packaging bag is placed on the lifting block; a controller is arranged on the bearing seat and electrically connected with the weighing sensor. Packaging is carried out after weighing, errors in the packaging process are reduced, and the packaging efficiency is improved.

The invention belongs to the technical field of veterinary preparations, and particularly relates to a water-soluble tilmicosin premix and a preparation method thereof. The tilmicosin phosphate sustained-release tablets are prepared from the following raw materials: tilmicosin phosphate, citric acid, tartaric acid, polyvinylpyrrolidone K30, sulfobutyl-beta-cyclodextrin, a citric acid buffer pair, sodium gluconate, tetrasodium glutamate diacetate, alkylated hydroxypropyl methyl cellulose, binuclear seeds, mannitol, microcapsules NaHCO3, fumed silica and lecithin. According to the preparation method, firstly, citric acid, tartaric acid and PVP are used for carrying out co-amorphization and spray drying on tilmicosin phosphate to prepare mother powder, so that the solubility is improved, and the recrystallization tendency is reduced; spraying a synergistic liquid inner layer containing sulfobutyl-beta-cyclodextrin and the like, and sequentially spraying a GLDA chelation layer, a modified cellulose hydrophilic film, a binuclear carrier, mannitol addition isolation, microcapsule NaHCO3, outer layer lecithin and fumed silica to optimize dissolution and stability.

The invention relates to the technical field of veterinary drug experiments, and discloses a veterinary drug experiment reagent bottle sterilizing and cleaning device which comprises a supporting and rotating assembly, and the supporting and rotating assembly comprises a rotating driving mechanism and a clamping mechanism which is arranged on the rotating driving mechanism and used for clamping a reagent bottle in the rotating process. A housing is mounted at the top of the rotary driving mechanism, and a cleaning assembly for cleaning the inner wall of the reagent bottle is mounted in the housing. According to the reagent bottle cleaning device, inner wall cleaning operation of reagent bottles in different forms is achieved, the reagent bottle cleaning device is particularly suitable for cleaning and sterilizing operation of reagent bottles with thin necks and thick waists, the problems that traditional manual cleaning is not thorough, and cleaning is difficult to stretch in are solved, and the reagent bottle cleaning effect is improved; continuous cleaning and sterilizing operation of the reagent bottles is achieved, batch cleaning operation of the reagent bottles is achieved, the cleaning efficiency of the reagent bottles is improved, the cleaning difficulty and the labor amount of testers are reduced, and the testers can conduct tests conveniently.

The quantitative smashing and mixing device comprises a feeding port formed in the right side of the top of a smashing and mixing machine, a supporting frame is fixedly connected to the left side of the top of the smashing and mixing machine, two symmetrical fixing frames are arranged on the front side and the rear side of the top of the supporting frame, and a threaded rod is rotationally connected to an inner cavity of the fixing frame located on the front side; a sliding rod is fixedly connected to an inner cavity of the rear side fixing frame, a motor is installed on the left side of the front side fixing frame, and an output shaft of the motor penetrates into an inner cavity of the front side fixing frame and is fixedly connected with the threaded rod. Different veterinary drug raw materials are poured into the inner cavities of the storage barrels respectively, then the threaded rods, the sliding rods and the side plates are used in cooperation, the movable barrel can move to the position of a feeding port in the top of the smashing and mixing machine, and then the connecting plate, the L-shaped plate and the lower bottom cover are used in cooperation, so that the veterinary drug raw materials are smashed and mixed. And veterinary drug raw materials in the inner cavity of the movable barrel can enter the inner cavity of the feeding port.