阅读说明：本技术 一种注射剂快速分装系统 (Quick split charging system of injection ) 是由 李一青 符永坤 于 2021-08-10 设计创作，主要内容包括：本发明公开了一种注射剂快速分装系统,包括进料罐、输料器、称重台和包装瓶输送系统,所述进料管的下方设有所述输料器,所述输料器的出料口下方设有所述称重台,所述包装瓶输送系统包括滑轨、转动杆、输送带和电动推杆,所述称重台设于所述滑轨和输送带之间,所述电动推杆用于将包装瓶推向所述称重台,所述滑轨的末端设有所述转动杆,所述转动杆在弹簧作用下转动以推动包装瓶远离所述称重台,所述转动杆通过单向传动机构驱动所述输送带转动,所述电动推杆、称重台、输料器均与控制器信号连接。本发明在于提供一种注射剂快速分装系统,在称重台上的包装瓶与相邻的包装瓶相互隔离开,提高称重的精度。(The invention discloses a quick split charging system for an injection, which comprises a feeding tank, a feeder, a weighing platform and a packaging bottle conveying system, wherein the feeder is arranged below a feeding pipe, the weighing platform is arranged below a discharging port of the feeder, the packaging bottle conveying system comprises a sliding rail, a rotating rod, a conveying belt and an electric push rod, the weighing platform is arranged between the sliding rail and the conveying belt, the electric push rod is used for pushing a packaging bottle to the weighing platform, the rotating rod is arranged at the tail end of the sliding rail, the rotating rod rotates under the action of a spring to push the packaging bottle to be far away from the weighing platform, the rotating rod drives the conveying belt to rotate through a one-way transmission mechanism, and the electric push rod, the weighing platform and the feeder are all in signal connection with a controller. The invention aims to provide a quick split charging system for an injection, wherein a packaging bottle on a weighing platform is separated from an adjacent packaging bottle, so that the weighing precision is improved.)

1. The utility model provides a quick partial shipment system of injection, its characterized in that, includes feeding jar, feeding conveyor, the platform and packing bottle conveying system of weighing, the below of inlet pipe is equipped with the feeding conveyor, the discharge gate below of feeding conveyor is equipped with the platform of weighing, packing bottle conveying system includes slide rail, dwang, conveyer belt and electric putter, the platform of weighing is located between slide rail and the conveyer belt, electric putter is used for pushing the packing bottle to the platform of weighing, the end of slide rail is equipped with the dwang, the dwang rotates under spring action and keeps away from in order to promote the packing bottle the platform of weighing, the dwang passes through the one-way drive mechanism drive the conveyer belt rotates, electric putter, the platform of weighing, feeding conveyor all with controller signal connection.

2. The quick split charging system for injection according to claim 1, wherein the one-way transmission mechanism comprises a ratchet wheel, a first belt pulley, a second belt pulley and a belt, the rotating rod is connected with the ratchet wheel, the ratchet wheel is in transmission connection with the first belt pulley through a gear set, a roller of the conveying belt is provided with the second belt pulley, and the belt is wound on the first belt pulley and the second belt pulley.

3. A rapid split charging system for injection according to claim 1, wherein the slide rail is provided with a limit block, and the rotating rod is in contact with the limit block when the rotating rod moves to the limit position under the drive of the spring.

4. The quick split charging system for the injection according to claim 1, wherein the feeding tank is communicated with a first discharging pipe of the freeze-drying equipment, the first discharging pipe is provided with a control valve, the control valve comprises a valve seat, a valve core, a rotating shaft and a second scraper, a cylindrical cavity is arranged inside the valve seat, a feeding hole and a discharging hole are formed in the side wall of the cylindrical cavity, the feeding hole is located on the opposite side of the discharging hole, the valve core is a regular prism, the edge of the valve core is attached to the inner wall of the cylindrical cavity, the rotating shaft is connected with the valve core, the rotating shaft is driven by a second motor to rotate, the discharging hole is provided with the second scraper, and the second scraper has elasticity and is attached to the side face of the valve core.

5. A rapid dispensing system for injectables according to claim 4 wherein the outer surface of said valve element is provided with a rubber layer.

6. The rapid split charging system for injection according to claim 4, wherein the freeze-drying device comprises a freeze-drying device body, the freeze-drying device body comprises a vacuum tank, a storage tank is arranged below the vacuum tank, powdered injection is filled in the storage tank, the storage tank is communicated with the bottom of the vacuum tank through a conveyor, a spiral plate, a first rotating shaft, a material guide plate, a material collecting ring and a first motor are arranged in the vacuum tank, the first motor is connected with the first rotating shaft, the spiral plate is arranged on the first rotating shaft, the lower end of the spiral plate is used for scraping the injection on the upper layer, the material guide plate is arranged at the upper end of the spiral plate and used for guiding the injection into the material collecting ring, the bottom of the material collecting ring is communicated with the first discharging pipe, lifting rods are arranged at two sides above the spiral plate and connected with the spiral rod, the screw rod is connected with a sliding strip in a sliding manner, the sliding strips on the two sides are connected with each other through a first scraper plate, the sliding strip is provided with a connecting rod, and the other end of the connecting rod is connected with a track fixed in the vacuum tank in a sliding manner; the connecting rod drives the sliding strip to move up and down and reciprocate along the spiral rod when sliding along the track, so that the first scraper blade drives the injection to move upwards along the spiral plate.

7. A rapid split charging system for injection according to claim 6, wherein said track comprises a plurality of track units connected in sequence to form a closed loop, said track unit comprises a first bending portion, a second bending portion, a third bending portion and a fourth bending portion connected in sequence, said first bending portion is bent upward, said second bending portion is bent inward, said third bending portion is bent downward, and said fourth bending portion is bent outward.

8. A rapid dispensing system for injection according to claim 6, wherein the connecting rod is V-shaped, one end of the connecting rod is provided with a slide block sliding in the track, and the other end of the connecting rod is connected with the two slide bars.

9. A rapid dispensing system for injectant according to claim 6, wherein the conveyor is a screw conveyor for transporting injectant into a vacuum canister, and the storage canister is sealingly connected to the vacuum canister by a screw thread.

10. A rapid split charging system for injection according to claim 4, wherein the inner ring of the collecting ring is provided with a baffle, the discharge hole of the material guiding plate extends into the collecting ring, the bottom of the collecting ring is provided with an opening, the opening is communicated with a first discharge pipe, and the first discharge pipe is provided with a control valve.

Technical Field

The invention relates to the technical field of injection subpackaging, in particular to a quick injection subpackaging system.

Background

Injections refer to sterile solutions (including emulsions and suspensions) of the drug for injection into the body, as well as sterile powders or concentrated solutions for constitution as a solution or suspension immediately prior to use. The injection has rapid and reliable action, is not affected by pH, enzyme, food, etc., has no first pass effect, can exert whole body or local positioning effect, and is suitable for patients who are not suitable for oral administration of medicine and patients who cannot take orally.

Chinese patent No. CN202020940926.X discloses a high-efficiency bottled lubricant oil subpackaging device, which comprises a base, an oil storage tank and a plurality of subpackaging plates, wherein a plurality of positioning grooves for positioning the oil bottles are distributed on each subpackaging plate along the length direction at intervals, the bottom ends of the oil bottles are inserted into the positioning grooves, the subpackaging plates are all arranged on the base in a sliding manner along the linear direction, the oil storage tank is fixed above the base, and a plurality of oil discharging pipes are arranged at the bottom of the oil storage tank. The labor intensity is reduced, the structure is simple, and the cost is low.

However, the above-mentioned techniques cannot be applied to the dispensing of the injection, and the dispensing of the injection after the processing requires that a certain weight of the injection is filled into a packaging bottle and the packaging bottle is capped after the dispensing is finished. In the subpackaging process, the packaging bottles are conveyed to the weighing platform, and in the existing other technologies, the packaging bottles on the weighing platform cannot be separated from other adjacent packaging bottles, so that the weighed weight of the weighing platform is inaccurate.

Disclosure of Invention

In view of the prior art, the invention provides a rapid split charging system for an injection, wherein a packaging bottle on a weighing platform is separated from an adjacent packaging bottle, so that the weighing precision is improved.

The technical scheme of the invention is realized as follows:

the utility model provides a quick partial shipment system of injection, includes feeding jar, feeding device, platform and packing bottle conveying system of weighing, the below of inlet pipe is equipped with the feeding device, the discharge gate below of feeding device is equipped with the platform of weighing, packing bottle conveying system includes slide rail, dwang, conveyer belt and electric putter, the platform of weighing is located between slide rail and the conveyer belt, electric putter is used for pushing the packing bottle to the platform of weighing, the end of slide rail is equipped with the dwang, the dwang rotates under spring action and keeps away from in order to promote the packing bottle the platform of weighing, the dwang passes through the drive of one-way drive mechanism the conveyer belt rotates, electric putter, platform, feeding device of weighing all with controller signal connection.

Further, one-way drive mechanism includes ratchet, first belt pulley, second belt pulley and belt, the dwang with the ratchet is connected, the ratchet pass through the gear train with first belt pulley transmission is connected, the running roller of conveyer belt is equipped with the second belt pulley, the belt winding is in on first belt pulley and the second belt pulley.

Furthermore, a limiting block is arranged on the sliding rail, and the rotating rod is driven by the spring to move to the limiting position and then contacts with the limiting block.

Further, the first row of feed tank and freeze-drying equipment's of institute material pipe intercommunication, first row of feed pipe is equipped with the control valve, the control valve includes disk seat, case, pivot and second scraper blade, the inside cylindricality cavity that is equipped with of disk seat, the lateral wall of cylindricality cavity is equipped with feed inlet and bin outlet, the feed inlet is located the offside of bin outlet, the case is positive prism, the edge of case and the inner wall laminating of cylindricality cavity, the pivot with the case is connected, the pivot rotates under the drive of second motor, the bin outlet is equipped with the second scraper blade, the second scraper blade have elasticity and with the side laminating of case.

Furthermore, a rubber layer is arranged on the outer surface of the valve core.

Further, the freeze-drying equipment comprises a freeze-drying device body, the freeze-drying device body comprises a vacuum tank, a storage tank is arranged below the vacuum tank, powdered injection is filled in the storage tank, the storage tank is communicated with the bottom of the vacuum tank through a conveyor, a spiral plate, a first rotating shaft, a guide plate, a material collecting ring and a first motor are arranged in the vacuum tank, the first motor is connected with the first rotating shaft, the spiral plate is arranged on the first rotating shaft, the lower end of the spiral plate is used for scraping out the injection on the upper layer, the guide plate is arranged at the upper end of the spiral plate and used for guiding the injection into the material collecting ring, the bottom of the material collecting ring is communicated with a first discharge pipe, lifting rods are arranged on two sides above the spiral plate and connected with the spiral rod, the spiral rod is slidably connected with slide bars, the slide bars on two sides are connected with each other through a first scraper plate, the sliding strip is provided with a connecting rod, and the other end of the connecting rod is in sliding connection with a track fixed in the vacuum tank; the connecting rod drives the sliding strip to move up and down and reciprocate along the spiral rod when sliding along the track, so that the first scraper blade drives the injection to move upwards along the spiral plate.

Further, the track includes that a plurality of connects gradually into closed annular track unit, the track unit is including the first flexion, second flexion, third flexion and the fourth flexion that connect gradually, first flexion is kickup, second flexion is incurved, third flexion is kickdown, the fourth flexion is crooked outward.

Furthermore, the connecting rod is V-shaped, one end of the connecting rod is provided with a sliding block which slides in the track, and the other end of the connecting rod is connected with the two sliding strips.

Further, the conveyor is a screw conveyor and is used for conveying the injection into a vacuum tank, and the storage tank is connected with the vacuum tank in a sealing mode through threads.

Furthermore, the inner ring of the collecting ring is provided with a baffle, the discharge hole of the guide plate extends into the collecting ring, the bottom of the collecting ring is provided with an opening, the opening is communicated with a first discharging pipe, and the first discharging pipe is provided with a control valve.

The invention has the beneficial effects that:

the feed tank stores powdered injection, and the injection is conveyed downwards by the material conveyer below. The packaging bottle conveying system is used for conveying packaging bottles, the packaging bottles are placed on the rail, the controller controls the electric push rod to extend to push the packaging bottles to move forwards for a preset distance, the packaging bottles on the sliding rail are pushed up to the rotating rod, and the packaging bottles are pushed to the weighing platform. The controller controls the electric push rod to retract, the rotating rod pushes the packaging bottle to move for a certain distance along the sliding rail in the direction away from the weighing platform under the action of the spring, the rotating rod drives the conveying belt to rotate through the one-way transmission mechanism at the same time, and the packaging bottles on the conveying belt move in the direction away from the weighing platform, so that the packaging bottles on the sliding rail and the conveying belt are separated from the packaging bottles on the weighing platform. The packaging bottle on the weighing platform is not contacted with other articles, then the injector is injected into the packaging bottle on the weighing platform through the material conveyor, the packaging bottle is weighed by the weighing platform before and after the injection is injected, a weighing signal is transmitted to the controller, and the injection adding amount can be determined by calculating the weight difference between the front and the back. When the weight of the injection in the packaging bottle meets the requirement, the controller controls the material conveyor to stop conveying the material, controls the electric push rod to extend to push a new packaging bottle onto the weighing platform, and extrudes the packaging bottle on the weighing platform into the conveying belt. The packaging bottle does not contact with other articles during weighing, and the weighing precision is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a rapid dispensing system for an injection according to embodiment 1 of the present invention;

FIG. 2 is a schematic side view of a slide rail, a rotating rod and a ratchet wheel according to embodiment 1 of the present invention;

FIG. 3 is a schematic circuit diagram of a rapid syringe dispensing system according to embodiment 1 of the present invention;

FIG. 4 is a sectional view of a rapid dispensing system for an injection according to embodiment 2 of the present invention;

FIG. 5 is a top plan view of the screw plate and track of a rapid dispensing system for injectables according to example 2 of the present invention;

FIG. 6 is a front view of a track of a rapid injection dispensing system of example 2 of the present invention;

FIG. 7 is a sectional view of a control valve of a rapid dispensing system for an injection according to embodiment 2 of the present invention;

in the figure, 30 feed tanks, 31 feeders, 32 weighing tables, 33 sliding rails, 34 rotating rods, 35 conveying belts, 36 electric push rods, 37 springs, 38 controllers, 39 ratchets, 40 first belt pulleys, 41 second belt pulleys, 42 belts, 43 stoppers, 44 gear sets, 1 vacuum tank, 2 conveyors, 3 spiral plates, 4 first rotating shafts, 5 guide plates, 6 collecting rings, 7 first motors, 8 first discharge pipes, 9 lifting rods, 10 spiral rods, 11 sliding strips, 12 first scraping plates, 13 connecting rods, 14 tracks, 15 first bending parts, 16 second bending parts, 17 third bending parts, 18 fourth bending parts, 19 sliding blocks, 20 baffles, 21 openings, 22 control valves, 23 valve seats, 24 valve cores, 25 rotating shafts, 26 second scraping plates, 27 cylindrical cavities and 28 second motors are arranged.

Detailed Description

In order to better understand the technical content of the invention, specific embodiments are provided below, and the invention is further described with reference to the accompanying drawings.

Example 1

Referring to the drawings, a quick split charging system for injection comprises a feeding tank 30, a feeder 31, a weighing platform 32 and a packaging bottle conveying system, wherein the feeder 31 is arranged below the feeding pipe, the weighing platform 32 is arranged below a discharge hole of the feeder 31, the packaging bottle conveying system comprises a slide rail 33, a rotating rod 34, a conveying belt 35 and an electric push rod 36, the weighing platform 32 is arranged between the slide rail 33 and the conveying belt 35, the electric push rod 36 is used for pushing the packaging bottle to the weighing platform 32, the tail end of the slide rail 33 is provided with the rotating rod 34, the rotating rod 34 rotates under the action of a spring 36 to push the packaging bottle to be away from the weighing platform 32, the rotating rod 34 is driven by a one-way transmission mechanism to rotate the conveying belt 35, and the electric push rod 36, the weighing platform 32 and the feeder 31 are all connected with a controller 38 through signals.

The feed tank 30 stores a powdery injection, and the injection is fed downward by a feeder 31 below. The packaging bottle conveying system is used for conveying packaging bottles, a plurality of packaging bottles are placed on the rail 14, the controller 38 controls the electric push rod 36 to extend to push the packaging bottles to move forwards for a preset distance, the packaging bottles on the sliding rail 33 are pushed up to the rotating rod 34, and the packaging bottles are pushed onto the weighing platform 32. Then the controller 38 controls the electric push rod 36 to retract, the rotating rod 34 pushes the packaging bottle to move for a certain distance along the sliding rail 33 in a direction away from the weighing platform 32 under the action of the spring 36, the rotating rod 34 drives the conveying belt 35 to rotate through the one-way transmission mechanism at the same time, the packaging bottle on the conveying belt 35 moves in a direction away from the weighing platform 32, and the packaging bottle on the sliding rail 33 and the conveying belt 35 is separated from the packaging bottle on the weighing platform 32. The packaging bottle on the weighing platform 32 is not contacted with other articles, then the feeding device 31 is used for injecting the injection into the packaging bottle on the weighing platform 32, the weighing platform 32 is used for weighing the packaging bottle before and after injection, the weighing signal is transmitted to the controller 38, and the injection adding amount can be determined by calculating the weight difference between the front and the back. When the weight of the injection in the packaging bottle meets the requirement, the controller 38 controls the feeder 31 to stop feeding, and controls the electric push rod 36 to extend to push a new packaging bottle into the weighing platform 32, and the packaging bottle on the weighing platform 32 is extruded into the conveying belt 35. The packaging bottle does not contact with other articles during weighing, and the weighing precision is improved.

Specifically, one-way transmission includes ratchet 39, first belt 42 wheel 40, second belt 42 wheel 41 and belt 42, dwang 34 with ratchet 39 connects, ratchet 39 pass through gear train 44 with first belt 42 wheel 40 transmission is connected, the running roller of conveyer belt 35 is equipped with second belt 42 wheel 41, belt 42 twines on first belt 42 wheel 40 and second belt 42 wheel 41. When the rotating rod 34 rotates forwards, the ratchet wheel 39 drives the first belt 42 wheel 40 to rotate, and when the rotating rod 34 rotates backwards, the ratchet wheel 39 does not drive the first belt 42 wheel 40 to rotate. When the electric push rod 36 pushes the packing bottle towards the weighing platform 32, the rotating rod 34 is pushed to rotate reversely, so that the first belt 42 and the wheel 40 are not driven to rotate. When the first belt 42 and the second belt 42 rotate 40, the second belt 42 and the second belt 41 rotate through the belt 42, so that the conveying belt 35 is driven to rotate.

Specifically, a limiting block 43 is arranged on the sliding rail 33, and the rotating rod 34 is driven by the spring 36 to move to the limiting position and then contacts with the limiting block 43. The limiting block 43 has a limiting effect on the rotating rod 34, and the rotating rod 34 reaches a rotating limiting position when contacting with the limiting block 43.

Example 2

Referring to fig. 1 to 3, the difference between the present embodiment and embodiment 1 is that a feeding tank 30 is communicated with a first discharging pipe 8 of a freeze-drying apparatus, the first discharging pipe 8 is provided with a control valve 22, the control valve 22 includes a valve seat 23, a valve core 24, a rotating shaft 25 and a second scraper 26, a cylindrical cavity 27 is provided inside the valve seat 23, a side wall of the cylindrical cavity 27 is provided with a feeding hole and a discharging hole, the feeding hole is located at an opposite side of the discharging hole, the valve core 24 is a regular prism, an edge of the valve core 24 is attached to an inner wall of the cylindrical cavity 27, the rotating shaft 25 is connected to the valve core 24, the rotating shaft 25 is driven by a second motor 28 to rotate, the discharging hole is provided with the second scraper 26, and the second scraper 26 has elasticity and is attached to a side surface of the valve core 24.

The feeding tank 30 is communicated with the first discharging pipe 8 of the freeze-drying device, and the freeze-drying device directly conveys the injection into the feeding tank 30 after drying the injection, so as to supply the injection to the feeding tank 30. The control valve 22 is arranged on the first conveying pipe, the control valve 22 comprises a valve seat 23, a valve core 24, a rotating shaft 25 and a second scraping plate 26, the rotating shaft 25 is driven by a second motor 28 to rotate, so that the valve core 24 is driven to rotate, edges of the valve core 24 are always attached to the cylindrical cavity 27 when the valve core 24 rotates, and a storage cavity is formed between the valve core 24 and the inner wall of the cylindrical cavity 27. The side wall of the cylindrical cavity 27 is provided with a feed inlet and a discharge outlet, the feed inlet is positioned at the opposite side of the discharge outlet, the injection enters the cylindrical cavity 27 from the feed inlet, the injection can enter the storage cavity and moves to the position of the discharge outlet along with the rotation of the valve core 24, finally, the injection is scraped by the second scraping plate 26 at the discharge outlet, and the scraped injection enters the discharge outlet. In the rotating process, the valve core 24 at the position of the discharge port can bring part of air to the feed port, the air pressure in the storage cavity is higher than that at the position of the discharge port, and the air is sprayed out from the storage cavity to push the injection, so that the injection can be loosened, and the injection can be kept loose. Since the injectant is also being discharged from the first discharge pipe 8, the entry of air into the inlet port also causes substantially no change in the air pressure in the vacuum tank 1. The valve core 24 is a regular prism, and the size of the storage cavity is kept unchanged during the process that the injection agent moves along with the storage cavity, so that the injection agent is kept in a loose state. The control valve 22 can seal the first discharging pipe 8 while discharging, so as to prevent outside air from entering the vacuum tank 1 from the second discharging pipe, and the powdered injection is looser.

Specifically, the outer surface of the valve core 24 is provided with a rubber layer. The sealing performance between the valve element 24 and the valve seat 23 is improved.

Example 3

Referring to fig. 4 to 7, the difference between this embodiment and embodiment 1 is that the freeze-drying apparatus adopts a freeze-drying apparatus in the prior art, the freeze-drying apparatus includes a freeze-drying device body, the freeze-drying device body includes a vacuum tank 1, a storage tank is disposed below the vacuum tank 1, a powdered injection is filled in the storage tank, the storage tank is communicated with the bottom of the vacuum tank 1 through a conveyor 2, a spiral plate 3, a first rotating shaft 4, a material guide plate 5, a material collecting ring 6 and a first motor 7 are disposed in the vacuum tank 1, the first motor 7 is connected with the first rotating shaft 4, the spiral plate 3 is disposed on the first rotating shaft 4, the lower end of the spiral plate 3 is used for scraping out the injection on the upper layer, the material guide plate 5 is disposed on the upper end of the spiral plate, the material guide plate 5 is used for guiding the injection into the material collecting ring 6, and the bottom of the material collecting ring 6 is communicated with a first material discharging pipe 8, lifting rods 9 are arranged on two sides above the spiral plate 3, the lifting rods 9 are connected with spiral rods 10, the spiral rods 10 are connected with sliding strips 11 in a sliding mode, the sliding strips 11 on the two sides are connected with each other through first scraping plates 12, the sliding strips 11 are provided with connecting rods 13, and the other ends of the connecting rods 13 are connected with rails 14 fixed in the vacuum tank 1 in a sliding mode; the connecting rod 13 moves up and down and reciprocates along the screw rod while sliding along the rail 14, so that the first scraper 12 moves the injection upward along the spiral plate 3.

The powdery injection is preloaded in a storage tank, the storage tank is communicated with the bottom of the vacuum tank 1 through a conveyor 2, and the conveyor 2 conveys the powdery injection upwards into the vacuum tank 1 when working. The vacuum tank 1 of the freeze-drying device body is in a negative pressure state, and water sublimation is used for drying in the negative pressure state. The injection that is located vacuum tank 1 upper strata is dry earlier than the injection of lower floor, drives first pivot 4 and rotates at dry in-process first motor 7 to drive the spiral plate 3 on the first pivot 4 and rotate, the injection on upper strata is inserted to the lower extreme of spiral plate, and spiral plate 3 can shovel the injection on upper strata when rotating, makes it upwards move along spiral plate 3. The injection on the upper layer firstly enters the vacuum tank 1, and the injection on the upper layer is close to the drying requirement, so that the injection on the upper layer is removed, the injection on the lower layer is dried, the drying efficiency is improved, and the continuous discharging can be realized. The injection can be freeze-dried on the spiral plate 3. The injection on the spiral plate 3 is dispersed, the evaporation area is increased, and the drying efficiency is higher. In the rotating process of the spiral plate 3, the lifting rods 9 arranged on two sides above the spiral plate 3 also synchronously rotate along with the spiral plate, the lifting rods 9 are provided with spiral rods 10, the spiral rods 10 are provided with flexible sliding strips 11, the sliding strips 11 are in sliding connection with the spiral rods 10, and the sliding strips 11 can slide along the spiral rods 10 in a reciprocating mode when the external force acts on the sliding strips. The sliding strips 11 on the two sides are connected with each other through the first scraping plates 12, and the sliding strips 11 can drive the first scraping plates 12 to move in a reciprocating mode when moving in a reciprocating mode. Be equipped with slide rail 33 in vacuum tank 1, connecting rod 13 one end and slide rail 33 sliding connection, the other end and draw runner 11 sliding connection, the motion trail of connecting rod 13 one end is the same with track 14, and connecting rod 13 is when moving along track 14, drives draw runner 11 and carries out vertical upwards in proper order, downward, vertical downward, upward motion along spiral plate 3 to continuous injection upward movement on with spiral plate 3. The injection agent moving upward falls into the material guide plate 5 after reaching the top of the spiral plate 3, and then the material enters the material collecting ring 6 along the material guide plate 5, enters the first discharging pipe 8 from the material collecting ring 6, and finally is discharged.

Specifically, the track 14 includes a plurality of track 14 units connected in sequence to form a closed loop, and the track 14 units include a first curved portion 15, a second curved portion 16, a third curved portion 17, and a fourth curved portion 18 connected in sequence, where the first curved portion 15 is curved upward, the second curved portion 16 is curved inward, the third curved portion 17 is curved downward, and the fourth curved portion 18 is curved outward. When the link 13 rotates, one end connected to the rail 14 moves along the rail 14. The track 14 is formed of a plurality of track 14 units, the track 14 units including 4 bends, passes through the first bent portion 15, the second bent portion 16, the third bent portion 17 and the fourth bent portion 18 in order when the link 13 slides, when passing through the first bending part 15, the connecting rod 13 moves upwards, thereby driving the lifting rod 9 to lift upwards, the first scraping plate 12 is separated from the injection on the spiral plate 3, then the connecting rod 13 moves inwards when passing through the second bend 16, thereby pushing the slide bar 11 to slide downwards along the spiral plate 3, and the connecting rod 13 moves downwards when passing through the third bend 17, thereby driving the lifting rod 9 to descend downwards, the first scraping plate 12 is contacted with the spiral plate 3, and finally the connecting rod 13 moves outwards when passing through the fourth bending part 18, thereby pulling the slide bar 11 to slide upwards along the spiral plate 3, and driving the first scraper 12 to move upwards along the spiral plate 3 to push the injection to move upwards. The power of the rotation of the spiral plate 3 drives the first scraper 12 to alternately do the compound motion of intermittent spiral reciprocating motion and lifting motion, the scraping of the injection by the first scraper 12 is synchronous with the scraping of the injection on the upper layer by the spiral plate 3, and the structure is simple.

Specifically, the connecting rod 13 is V-shaped, one end of the connecting rod 13 is provided with a sliding block 19 sliding in the track 14, and the other end of the connecting rod 13 is connected with the two sliding strips 11. Optionally, the link 13 has a certain elasticity. The slide block 19 moves along the track 14, and drives the connecting rod 13 to move when moving, and the two slide bars 11 are synchronously driven to move through the connecting rod 13, so that the slide bars 11 move synchronously.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.