CN114813267A - Blood detects inspection centrifugation preprocessing device - Google Patents
Blood detects inspection centrifugation preprocessing device Download PDFInfo
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- CN114813267A CN114813267A CN202210272685.XA CN202210272685A CN114813267A CN 114813267 A CN114813267 A CN 114813267A CN 202210272685 A CN202210272685 A CN 202210272685A CN 114813267 A CN114813267 A CN 114813267A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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Abstract
The invention discloses a centrifugal pretreatment device for blood detection and inspection, which relates to the technical field of blood detection and comprises a bottom plate, wherein hydraulic rods are fixedly connected to the left side and the right side of the upper surface of the bottom plate, and the upper ends of the two hydraulic rods are fixedly connected to the lower end of a lifting plate. According to the invention, the two arc-shaped clamping plates can be driven to be close to each other through the mutual matching of the hydraulic rod, the lifting plate, the fixing rod, the sliding block, the square plate, the transverse plate, the inclined groove, the first fixing plate and the second fixing plate, so that the fixing effect of taking the blood volume is realized, the stability of the blood volume taking tube during blood perfusion is ensured, the condition that an operator holds the blood volume taking tube to perfuse blood is avoided, the stability of the blood volume taking tube is ensured while the labor capacity of the operator is reduced, the sliding plate can be driven to move leftwards through the mutual matching of the electric push rod, the sliding block and the supporting rod, and further the influence on the taking and placing process of the blood volume taking tube is avoided.
Description
Technical Field
The invention relates to a centrifugal pretreatment device, in particular to a centrifugal pretreatment device for blood detection and inspection.
Background
Blood tests can be classified into general blood tests, laboratory tests for hemolytic anemia, cytological tests for bone marrow, blood grouping and cross matching tests, and blood often needs to be centrifuged during the blood test.
The prior centrifugal pretreatment device has some defects and shortcomings when in use, and the specific needs for improvement are as follows:
1. when the existing centrifugal pretreatment device is used for perfusing blood into the blood tube, an operator usually holds the blood tube to perfuse the blood, so that the blood tube is easy to shake in the perfusion process to cause the phenomenon that the blood is spilled out of the blood tube, and meanwhile, the operator holds the blood tube for a long time to cause arm ache;
2. in the use process of the existing centrifugal pretreatment device, blood can be contacted with the outside air for a certain time, so that the blood is infected, and the accuracy of data in the subsequent detection process of the blood is seriously influenced;
3. the existing centrifugal pretreatment device has the problem that blood to be detected is coagulated after being placed for a long time in the using process, so that the detection is difficult, and the waste of the blood is caused;
4. when the existing centrifugal pretreatment device is used for carrying out centrifugal treatment on blood, the installation process of the blood tube is relatively complicated, and meanwhile, only one blood tube can be subjected to centrifugal treatment in the centrifugal process, so that the efficiency is relatively low;
5. the existing centrifugal pretreatment device has the defects of complex structure, high manufacturing cost, inconvenience for large-scale popularization and use and limitation.
Disclosure of Invention
The invention aims to provide a centrifugal pretreatment device for blood detection and inspection, which solves the problems that the existing centrifugal pretreatment device proposed in the background technology usually holds a blood tube by an operator to perfuse blood when perfusing the blood into the blood tube in the using process, so that the blood tube is easy to shake in the perfusing process to cause the phenomenon that the blood is spilled out from the blood tube, meanwhile, the blood tube is held by the operator for a long time to cause arm ache, the existing centrifugal pretreatment device has a certain time of contact between the blood and the outside air in the using process to cause the blood to have infection risk, the accuracy of data in the subsequent blood detection process is seriously influenced, and the blood to be detected in the using process of the existing centrifugal pretreatment device can be coagulated after being placed for a long time, and then be difficult to detect, caused the waste of blood, current centrifugation preprocessing device is when carrying out centrifugal treatment to blood, and the installation of blood liquid pipe is comparatively loaded down with trivial details, can only carry out centrifugal treatment to a blood pipe in the centrifugation process simultaneously, and efficiency is lower, and current centrifugation preprocessing device structure is complicated and the cost is expensive, and the use widely on a large scale of being not convenient for, and then has the problem of limitation.
In order to achieve the purpose, the invention provides the following technical scheme: a blood detection and inspection centrifugal pretreatment device comprises a bottom plate, wherein the left side and the right side of the upper surface of the bottom plate are fixedly connected with hydraulic rods, the upper ends of the two hydraulic rods are fixedly connected with the lower end of a lifting plate, the lifting plate is movably connected with a blood measuring tube through a limiting tube arranged at the upper end of the lifting plate, the blood measuring tube is in threaded connection with a sealing component through a threaded structure arranged at the upper end of the lifting plate, the upper end of the lifting plate is fixedly connected with a clamping component, the blood measuring tube is positioned at the middle position of the clamping component, the left end and the right end of the clamping component are respectively and fixedly connected on the relatively close faces of the two vertical plates, the upper side of the right end of the vertical plate at the left side is fixedly connected with an electric push rod, the right end of the electric push rod is fixedly connected with the left end of a sliding plate, the sliding plate is fixedly connected with a connecting pipe through a circular hole formed in the sliding plate, and the connecting pipe is matched with the sealing component, the upper end of the connecting pipe is fixedly connected with a hose, the lower end of the hose is fixedly connected with the upper end of an extraction pump, the lower end of the extraction pump is fixedly connected with a blood extraction pipe, the left end of the blood extraction pipe is fixedly connected with the right end of a blood storage tank, the upper side of the left end of the vertical plate on the right side is fixedly connected with a motor I, a sprocket I is fixedly connected onto an output shaft of the motor I, the sprocket I is in transmission connection with a sprocket II through a chain, the sprocket II is fixedly connected onto the upper end of a rotating shaft, the upper side of the rotating shaft is fixedly connected with a circular fixed disc, the circular fixed disc is in threaded connection with a threaded rod through a threaded hole formed in the circular fixed disc, the lower end of the threaded rod is movably connected onto the upper end of a circular top plate, the lower end of the circular top plate is fixedly connected with four circular limiting columns, and the four circular limiting columns are all matched with a sealing component, the lower side of the rotating shaft is fixedly connected with a circular bottom plate, four limiting grooves are formed in the upper end of the circular bottom plate, and the four limiting grooves are in one-to-one correspondence with the four circular limiting columns respectively.
As a preferred technical scheme, the four limiting grooves are matched with a blood measuring tube, the blood measuring tube is made of transparent materials, scales are arranged on the blood measuring tube, a supporting seat is movably connected to the upper side of the rotating shaft, the right end of the supporting seat is fixedly connected to the right end of a right vertical plate, the lower ends of the two vertical plates are fixedly connected to the upper end of the bottom plate, the circular top plate is in sliding connection with the rotating shaft through a circular through hole formed in the circular top plate, T-shaped limiting rods are fixedly connected to the front side and the rear side of the upper end of the circular top plate, the two T-shaped limiting rods are movably connected with a circular fixed disc in which two limiting holes are formed, the lower end of the rotating shaft is movably connected to the upper end of the bottom plate, and a rotary disc convenient for rotating a threaded rod is arranged at the upper end of the threaded rod.
As a preferred technical scheme of the invention, the front side and the rear side of the upper end of the sliding plate are fixedly connected with supporting blocks, the two supporting blocks are respectively movably connected with the two supporting rods through circular holes formed in the supporting blocks, the left ends of the two supporting rods are fixedly connected to the right end of the left vertical plate, and the right ends of the two supporting rods are fixedly connected to the left end of the supporting plate.
As a preferred technical scheme, the front side and the rear side of the lower end of the supporting plate are fixedly connected with vertical rods, the lower ends of the two vertical rods are fixedly connected to the upper end of the bottom plate, the two vertical rods are respectively movably connected with two limiting plates, the limiting plates are respectively provided with limiting holes in the limiting plates, and the relatively close ends of the two limiting plates are respectively and fixedly connected to the front end and the rear end of the lifting plate.
According to a preferable technical scheme of the invention, the extraction pump is fixedly connected to the left end of the left vertical plate, the electromagnetic valve is arranged on the upper side of the blood extraction tube, the upper end of the blood storage tank is fixedly connected with the second motor, the output shaft of the second motor penetrates through the upper end of the blood storage tank and is fixedly connected with the rotating plate, the left side and the right side of the lower end of the rotating plate are fixedly connected with the stirring rods, and the constant temperature sheet is arranged inside the lower side of the blood storage tank.
According to a preferred technical scheme, the clamping assembly comprises two transverse plates, the two transverse plates are fixedly connected to relatively close surfaces of the two vertical plates respectively, relatively close ends of the two transverse plates are fixedly connected with left and right ends of two fixing rods respectively, the two fixing rods are movably connected with four sliding blocks with circular through holes formed in the inner portions respectively, the four sliding blocks are fixedly connected to front and rear ends of the two arc-shaped clamping plates in a group of two sliding blocks, arc-shaped rubber pads are arranged on the relatively close surfaces of the two arc-shaped clamping plates and are matched with a blood measuring tube, and the blood measuring tube is arranged between the two arc-shaped clamping plates.
As a preferred technical scheme, the upper sides of the opposite far ends of the two arc-shaped clamping plates are fixedly connected with a first fixing plate, the opposite far sides of the lower ends of the two first fixing plates are fixedly connected with a second fixing plate, two groups of four second fixing plates are fixedly connected with the front end and the rear end of each of two cross rods respectively, the two cross rods are movably connected with two square plates with inclined grooves formed in the inner portions respectively, the lower ends of the two square plates are fixedly connected with the upper ends of lifting plates, springs I are arranged on the left side and the right side of the two fixing rods respectively, the opposite far ends of one group of four springs are fixedly connected with the opposite near surfaces of the two cross plates respectively, and the opposite near ends of one group of four springs are fixedly connected with four sliding blocks respectively.
According to a preferable technical scheme of the invention, the sealing assembly comprises a sealing connecting block, a threaded connecting groove is formed in the lower side of the sealing connecting block and is in threaded connection with a blood measuring pipe with a threaded structure at the upper end, a circular connecting groove is formed in the upper side of the sealing connecting block and is respectively matched with the connecting pipe and four circular limiting columns, a square through groove is formed in the middle position in the sealing connecting block, and the upper end and the lower end of the square through groove are respectively communicated with the threaded connecting groove and the circular connecting groove.
As a preferred technical scheme of the invention, a sliding groove is arranged on the right side surface inside the square through groove, sliding grooves are arranged on the upper side surface and the lower side surface inside the sliding groove, sliding blocks are movably connected inside the two sliding grooves, the two sliding blocks are respectively and fixedly connected on the upper side surface and the lower side surface of the right end of the baffle plate, the left end of the baffle plate passes through the left end of the sliding groove and is arranged inside the square through groove, the left end of the baffle plate is tightly attached to the left side surface inside the square through groove, the baffle plate is matched with the square through groove, a guide plate is fixedly connected on the right side surface inside the square through groove, the front end and the rear end of the guide plate are respectively and fixedly connected on the front side surface and the rear side surface inside the through groove, the lower end of the guide plate is tightly attached to the upper end of the baffle plate, a pull rod is fixedly connected at the right end of the pull rod passes through the right end of the sliding groove and is arranged outside the sliding groove, the pull rod is sleeved with a second spring, the second spring is arranged inside the sliding groove, the left end of the second spring is fixedly connected to the right end of the baffle, and the right end of the second spring is fixedly connected to the right side face inside the sliding groove.
As a preferred technical scheme of the invention, the blood storage tank is provided with a plug through an opening formed in the upper end of the blood storage tank, the bottom surface of the blood storage tank is fixedly connected with four fixing columns, the lower ends of the four fixing columns are all fixedly connected to the upper end of a bottom plate, the left side of the upper surface of the bottom plate is provided with a storage battery, the left end of a vertical plate on the left side is provided with a controller, the output end of the controller is respectively and electrically connected with the input ends of a hydraulic rod, a motor I, a motor II, an electric push rod, a constant temperature sheet, an electromagnetic valve and an extraction pump, the input end of the controller is electrically connected with the output end of the storage battery, and the models of the motor I and the motor II are ZA-68 KTYZ.
Compared with the prior art, the invention has the beneficial effects that:
1. the blood measuring tube comprises a lifting plate, a sliding plate, a limiting plate, a first fixing plate, a second fixing plate, a transverse plate, a diagonal groove, a first fixing plate and a second fixing plate, wherein the lifting plate is arranged on the lifting plate, the fixing plate is arranged on the first fixing plate, the first fixing plate is arranged on the second fixing plate, the second fixing plate is arranged on the second fixing plate, the first fixing plate is matched with the second fixing plate, the second fixing plate is matched with the first fixing plate, the second fixing plate is arranged on the second fixing plate, the first fixing plate is matched with the second fixing plate, the second fixing plate is matched with the second fixing plate, and the first fixing plate is matched with the second fixing plate.
2. According to the invention, the blood measuring tube and the sealing component can be driven to move upwards through the mutual matching among the arranged hydraulic rod, the lifting plate and the limiting tube, so that the sealing property of the contact between the connecting tube and the blood measuring tube is ensured, the blood is prevented from contacting with the outside air for a long time in the process of filling the blood into the blood measuring tube, and the risk of blood infection is caused.
3. According to the invention, the mutual matching among the second motor, the rotating plate and the stirring rod can drive the blood in the blood storage tank to shake, so that the blood in the blood storage tank is prevented from coagulating, meanwhile, the uniformity of blood components can be ensured through the rotation of the stirring rod, and the components in the blood are prevented from precipitating, so that the subsequent detection is influenced, the accuracy in the subsequent detection process is improved, the constant temperature in the blood storage tank can be ensured through the arranged constant temperature sheet, the coagulation phenomenon of the blood is delayed, and the deterioration of the blood is avoided.
4. According to the invention, the threaded rod, the circular fixing disc and the T-shaped limiting rod are matched with each other to drive the circular top plate to move downwards, and then the fixing effect of the blood measuring tube can be quickly realized through the mutual matching among the circular limiting column arranged on the circular top plate, the circular connecting groove arranged on the sealing component and the limiting groove arranged on the circular bottom plate, so that the placing and taking processes of the blood measuring tube in the blood centrifuging process of the device become more convenient, and the device can simultaneously fix a plurality of blood measuring tubes and carry out the centrifuging process through the mutual matching among the plurality of circular limiting columns and the plurality of limiting grooves, thereby improving the centrifuging efficiency.
5. The blood measuring tube fixed on the circular top plate and the circular bottom plate can be driven to rotate by the mutual matching of the arranged motor, the first chain wheel, the second chain wheel and the rotating shaft, so that the effect of carrying out centrifugal treatment on blood in the blood measuring tube is achieved, the operation process is simple and convenient, and the blood measuring tube is convenient to popularize and use in a large range.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic bottom perspective view of the present invention;
FIG. 3 is a schematic bottom enlarged perspective view of the clamping assembly of the present invention;
FIG. 4 is a front enlarged perspective view of the seal assembly of the present invention;
FIG. 5 is a schematic view of a front cross-sectional perspective view of a blood storage canister of the present invention;
FIG. 6 is a perspective view of the blood measuring tube according to the present invention;
FIG. 7 is an enlarged view of the structure at the point A of the present invention;
fig. 8 is an enlarged schematic view of the invention at B.
In the figure: 1 bottom plate, 2 blood storage tank, 3 fixed column, 4 limit groove, 5 blood measuring tube, 6 storage battery, 7 vertical plate, 8 hydraulic rod, 9 clamping component, 91 horizontal plate, 92 fixed rod, 93 spring I, 94 sliding block, 95 square plate, 96 horizontal rod, 97 oblique groove, 98 fixed plate II, 99 fixed plate I, 910 arc clamping plate, 10 lifting plate, 11 limit tube, 12 limit plate, 13 vertical rod, 14 rotating shaft, 15 circular bottom plate, 16 circular limit column, 17 circular top plate, 18T type limit rod, 19 circular fixed plate, 20 threaded rod, 21 support seat, 22 sprocket II, 23 motor I, 24 sprocket I, 25 support plate, 26 sealing component, 261 sealing connecting block, 262 circular connecting groove, 263 square through groove, 264 guide plate, 265 baffle, 266 threaded screw, 267 sliding block, 268 sliding groove, 269 sliding groove, 2610 spring II, 2611 pull rod, 27 blood measuring tube, 28 connecting pipes, 29 supporting blocks, 30 hoses, 31 supporting rods, 32 electric push rods, 33 controllers, 34 suction pumps, 35 electromagnetic valves, 36 second motors, 37 plugs, 38 stirring rods, 39 rotating plates, 40 constant temperature plates and 41 sliding plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 8, the present invention provides a technical solution: a blood detection and inspection centrifugal pretreatment device comprises a bottom plate 1, hydraulic rods 8 are fixedly connected to the left side and the right side of the upper surface of the bottom plate 1, the upper ends of the two hydraulic rods 8 are fixedly connected to the lower end of a lifting plate 10, the lifting plate 10 is movably connected with a blood measuring tube 27 through a limiting tube 11 arranged at the upper end of the lifting plate, the blood measuring tube 27 is in threaded connection with a sealing component 26 through a threaded structure arranged at the upper end of the blood measuring tube, a clamping component 9 is fixedly connected to the upper end of the lifting plate 10, the blood measuring tube 27 is located at the middle position of the clamping component 9, the left end and the right end of the clamping component 9 are respectively and fixedly connected to the relatively close surfaces of two vertical plates 7, an electric push rod 32 is fixedly connected to the upper side of the right end of the vertical plate 7 on the left side, the right end of the electric push rod 32 is fixedly connected to the left end of a sliding plate 41, the sliding plate 41 is fixedly connected with a connecting tube 28 through a circular hole formed in the sliding plate 41, and the connecting tube 28 is matched with the sealing component 26, the hydraulic rod 8 can be fixed by the arranged bottom plate 1, the lifting plate 10 can be driven to move upwards by starting the hydraulic rod 8, and then the blood measuring tube 27 and the sealing component 26 can be driven to move upwards under the action of the arranged limiting tube 11 until the upper end of the sealing component 26 is tightly attached to the lower end of the sliding plate 41, at the moment, the lower end of the connecting tube 28 is positioned in the sealing component 26, so that the contact time of blood and air is effectively avoided when the blood is filled into the blood measuring tube 27, the placing position of the blood measuring tube 27 on the lifting plate 10 can be limited by the arranged limiting tube 11, the electric push rod 32 can be fixed by the arranged vertical plate 7, the sliding plate 41 can be driven to move leftwards by the arranged electric push rod 32, and the blood measuring tube 27 can be conveniently taken and placed, the sealing assembly 26 can avoid the contact between the blood inside the blood measuring tube 27 and the outside air, the sealing assembly 26 can make the installation and the disassembly process of the sealing assembly 26 more convenient by adopting a threaded connection mode between the sealing assembly 26 and the blood measuring tube 27, the clamping and fixing effect of the blood measuring tube 27 can be realized under the action of the arranged clamping assembly 9 in the process that the lifting plate 10 is lifted, the stability of the blood measuring tube 27 is further ensured, the upper end of the connecting tube 28 is fixedly connected with the hose 30, the lower end of the hose 30 is fixedly connected with the upper end of the extracting pump 34, the lower end of the extracting pump 34 is fixedly connected with the blood extracting tube 5, the left end of the blood extracting tube 5 is fixedly connected with the right end of the blood storage tank 2, the blood inside the blood storage tank 2 can be filled into the blood measuring tube 27 by starting the extracting pump 34 under the mutual matching among the arranged blood extracting tube 5, the connecting tube 28 and the hose 30, the subsequent centrifugal detection process is facilitated, a motor I23 is fixedly connected to the upper side of the left end of a right vertical plate 7, a chain wheel I24 is fixedly connected to an output shaft of the motor I23, the chain wheel I24 is in transmission connection with a chain wheel II 22 through an arranged chain, the chain wheel II 22 is fixedly connected to the upper end of a rotating shaft 14, a round fixing plate 19 is fixedly connected to the upper side of the rotating shaft 14, the round fixing plate 19 is in threaded connection with a threaded rod 20 through a threaded hole formed in the round fixing plate 19, the lower end of the threaded rod 20 is movably connected to the upper end of a round top plate 17, four round limiting columns 16 are fixedly connected to the lower end of the round top plate 17, the four round limiting columns 16 are matched with a sealing assembly 26, a round bottom plate 15 is fixedly connected to the lower side of the rotating shaft 14, four limiting grooves 4 are formed in the upper end of the round bottom plate 15, the four limiting grooves 4 are respectively in one-to-one correspondence with the four round limiting columns 16, and the four limiting grooves 4 are matched with a blood measuring tube 27, the vertical plate 7 can fix the motor I23, the chain wheel I24 can be driven to rotate by the rotation of the output shaft of the motor I23, the chain wheel I24 is in transmission connection with the chain wheel II 22 through the arranged chain, and further the rotating shaft 14 can be driven to rotate, the round fixing disc 19 and the round bottom plate 15 which are arranged on the rotating shaft 14 can be driven to rotate by the rotation of the rotating shaft 14, a plurality of blood measuring tubes 27 can be simultaneously placed in a plurality of limiting grooves 4 which are formed in the round bottom plate 15, then the round top plate 17 is driven to move downwards by the rotating threaded rod 20, and further the round limiting column 16 which is arranged on the round top plate 17 can be driven to move downwards until the round limiting column 16 is clamped at the upper end of the corresponding sealing component 26, and at the time, the effect that the blood measuring tubes 27 are fixed between the round bottom plate 15 and the round top plate 17 can be achieved, the blood measuring tube 27 fixed between the circular bottom plate 15 and the circular top plate 17 can be driven to rotate by the blood measuring tube 27, so that the effect of centrifuging the blood in the blood measuring tube 27 is achieved, the blood measuring tube 27 is made of transparent materials, scales are arranged on the blood measuring tube 27, the purpose is to control the blood amount in the blood measuring tube 27 conveniently, a support seat 21 is movably connected to the upper side of a rotating shaft 14, the right end of the support seat 21 is fixedly connected to the right end of a right vertical plate 7, the lower ends of the two vertical plates 7 are fixedly connected to the upper end of the bottom plate 1, the circular top plate 17 is in sliding connection with the rotating shaft 14 through a circular through hole formed in the circular top plate 17, T-shaped limiting rods 18 are fixedly connected to the front side and the rear side of the upper end of the circular top plate 17, and the two T-shaped limiting rods 18 are movably connected with a circular fixed disc 19 in which the two limiting holes are formed, the lower end of the rotating shaft 14 is movably connected to the upper end of the bottom plate 1, the upper end of the threaded rod 20 is provided with a turntable convenient for rotating the threaded rod 20, the supporting seat 21 can be fixed through the arranged vertical plate 7, the supporting seat 21 can support the rotating shaft 14, the moving direction of the circular top plate 17 can be limited through the arranged T-shaped limiting rod 18, the stability of the circular top plate 17 in the using process can be improved, the threaded rod 20 can be conveniently driven to rotate through rotating the turntable on the threaded rod 20, the circular top plate 17 can be driven to move up and down on the rotating shaft 14 under the action of the arranged T-shaped limiting rod 18, the front side and the rear side of the upper end of the sliding plate 41 are fixedly connected with supporting blocks 29, and the two supporting blocks 29 are respectively movably connected with the two supporting rods 31 through circular holes formed in the supporting blocks 29, the left ends of two support rods 31 are fixedly connected with the right end of a left vertical plate 7, the right ends of two support rods 31 are fixedly connected with the left end of a support plate 25, the support plate 41 can be supported through the mutual matching between the support blocks 29 and the support rods 31, and the motion direction of the slide plate 41 can be limited, the vertical rods 13 are fixedly connected with the front side and the rear side of the lower end of the support plate 25, the lower ends of the two vertical rods 13 are fixedly connected with the upper end of a bottom plate 1, the two vertical rods 13 are respectively movably connected with two limiting plates 12, the limiting plates 12 are provided with limiting holes inside, the relatively close ends of the two limiting plates 12 are respectively fixedly connected with the front end and the rear end of a lifting plate 10, the vertical rods 13 can be fixed through the arranged bottom plate 1, the support rods 25 can be fixed through the arranged vertical rods 13, and the support rods 31 can be fixed through the mutual matching between the support plate 25 and the vertical plate 7, the stability of the lifting plate 10 in the moving process can be increased through the mutual matching between the vertical rod 13 and the limiting plate 12, the extraction pump 34 is fixedly connected at the left end of the left vertical plate 7, the electromagnetic valve 35 is arranged at the upper side of the blood extraction tube 5, the upper end of the blood storage tank 2 is fixedly connected with the second motor 36, the output shaft of the second motor 36 penetrates through the upper end of the blood storage tank 2 and is fixedly connected with the rotating plate 39, the left side and the right side of the lower end of the rotating plate 39 are fixedly connected with the stirring rods 38, the constant temperature sheet 40 is arranged inside the lower side of the blood storage tank 2, the rotating plate 39 can be driven to rotate by the rotation of the output shaft of the second motor 36 through the rotation of the output shaft, the blood inside the blood storage tank 2 can be driven to shake under the action of the arranged stirring rods 38, the phenomenon that the blood inside the blood storage tank 2 is coagulated can be avoided, and the uniformity of blood components can be ensured through the rotation of the stirring rods 38, the accuracy in the subsequent detection process is improved, the electromagnetic valve 35 can play a role in plugging the blood extraction tube 5, so that the sealing performance inside the blood storage tank 2 is ensured, the temperature inside the blood storage tank 2 can be ensured to be constant through the arranged constant temperature sheet 40, so that the blood coagulation phenomenon is delayed, the clamping assembly 9 comprises two transverse plates 91, the two transverse plates 91 are respectively and fixedly connected to the relatively close surfaces of the two vertical plates 7, the relatively close ends of the two transverse plates 91 are respectively and fixedly connected with the left end and the right end of the two fixing rods 92, the two fixing rods 92 are respectively and movably connected with four sliding blocks 94 with circular through holes formed in the inner parts, the four sliding blocks 94 are respectively and fixedly connected with the front end and the rear end of the two arc-shaped clamping plates 910 in pairs in groups, the transverse plates 91 can be fixed through the arranged vertical plates 7, and the fixing effect on the fixing rods 92 can be achieved through the arranged transverse plates 91, the arc-shaped clamping plates 910 can be fixed by the mutual matching between the sliding blocks 94 and the fixing rods 92, and the movement direction of the arc-shaped clamping plates 910 can be limited, the arc-shaped rubber pads are arranged on the relatively close faces of the two arc-shaped clamping plates 910, the two arc-shaped rubber pads are matched with the blood measuring tube 27, the surface of the blood measuring tube 27 can be protected in the process of clamping the blood measuring tube 27 by the arranged arc-shaped rubber pads, the blood measuring tube 27 is arranged between the two arc-shaped clamping plates 910, the upper sides of the relatively far ends of the two arc-shaped clamping plates 910 are fixedly connected with the fixing plates one 99, the lower ends of the two fixing plates one 99 are fixedly connected with the two fixing plates two 98, the four fixing plates two 98 are fixedly connected with the front and rear ends of the two cross rods 96 respectively, the two cross rods 96 are movably connected with the two square plates 95 with the inclined grooves 97 formed in the two cross rods 96 respectively, the lower ends of the two square plates 95 are fixedly connected to the upper end of the lifting plate 10, the left side and the right side of the two fixing rods 92 are respectively provided with a first spring 93, the relatively far ends of a group of four first springs 93 are respectively fixedly connected to the relatively close faces of the two transverse plates 91, the relatively close ends of a group of four first springs 93 are respectively fixedly connected with four sliding blocks 94, the square plates 95 can be fixed by the arranged lifting plate 10, the lifting plate 10 can move upwards to drive the two square plates 95 to move upwards, at the moment, the two first fixing plates 99 can be driven to mutually close under the mutual matching among the inclined grooves 97, the transverse rods 96 and the second fixing plates 98 arranged on the two square plates 95, so that the effect of driving the two arc-shaped clamping plates 910 to mutually close is achieved, and the fixing effect of the blood measuring tube 27 is achieved, guarantee that blood volume gets tub 27 stability when filling blood, when lifter plate 10 moves down, square board 95 setting up, horizontal pole 96, can drive keeping away from each other of two arc splint 910 under mutually supporting between fixed plate 99 and the fixed plate two 98, and then be convenient for blood volume to get taking out of tub 27, can drive keeping away from each other between two sliding blocks 94 that set up on same dead lever 92 through spring 93 that sets up, increase the smoothness in its motion process, seal assembly 26 includes sealed connecting block 261, threaded connection groove 266 has been seted up to sealed connecting block 261 downside, threaded connection groove 266 gets tub 27 threaded connection with the blood volume that the upper end is provided with helicitic texture, circular connecting groove 262 has been seted up to sealed connecting block upside inside, circular connecting groove respectively with connecting pipe 28 and four circular spacing posts 16 looks adaptations, can be convenient install sealed connecting block 261 to blood volume through the threaded connection groove 266 that sets up on sealed connecting block 261 On the measuring pipe 27, the sealing connecting block 261, the connecting pipe 18 and the circular limiting column 16 can be clamped through the arranged circular connecting groove 262, a square through groove 263 is arranged in the middle position inside the sealing connecting block 261, the upper end and the lower end of the square through groove 263 are respectively communicated with the threaded connecting groove 266 and the circular connecting groove 262, a sliding groove 269 is arranged on the right side surface inside the square through groove 263, sliding grooves 268 are respectively arranged on the upper side surface and the lower side surface inside the sliding groove 269, sliding blocks 267 are movably connected inside the two sliding grooves 268, the two sliding blocks 267 are respectively fixedly connected on the upper side surface and the lower side surface of the right end of the baffle 265, the left end of the baffle 265, which penetrates through the sliding groove 269, is arranged inside the square through groove 263, the left end of the baffle 265 is tightly attached to the left side surface inside the square through groove 263, the baffle 265 is adapted to the square through groove 263, and can play a role of blocking the square through the arranged baffle 265, the contact between the blood measuring tube 27 and the outside air is further blocked, the movement direction of the baffle plate 265 can be limited by the mutual matching between the arranged slide block 267 and the slide groove 268, the guide plate 264 is fixedly connected to the right side surface inside the square through groove 263, the front end and the rear end of the guide plate 264 are respectively fixedly connected to the front side surface and the rear side surface inside the square through groove 263, the lower end of the guide plate 264 is closely attached to the upper end of the baffle plate 265, the right end of the baffle plate 265 is fixedly connected with a pull rod 2611, the right end of the pull rod 2611 passes through the right end of the slide groove 269 to be arranged outside the slide groove 269, the pull rod 2611 is sleeved with a spring II 2610, the spring II 2610 is arranged inside the slide groove 269, the left end of the spring II 2610 is fixedly connected to the right end of the baffle plate 265, the right end of the spring II 2610 is fixedly connected to the right side surface inside the slide groove 269, and the baffle plate 265 can be driven to move leftwards by the arranged spring II 2610, the square through groove 263 can be blocked, the flow guide plate 264 can guide blood entering the square through groove 263, meanwhile, the blood can be prevented from flowing into the sliding groove 269, the pull rod 2611 is pulled rightwards to drive the baffle 265 to move rightwards, and then the square through groove 263 can be opened, so that the blood can flow into the blood measuring tube 27 through the square through groove 263, the blood storage tank 2 is provided with a plug 37 through an opening formed at the upper end of the blood storage tank, the plug 37 can block the opening formed at the upper end of the blood storage tank 2, and meanwhile, the blood can be conveniently added into the blood storage tank 2 by opening the blood storage tank 2, the bottom surface of the blood storage tank 2 is fixedly connected with four fixing columns 3, the lower ends of the four fixing columns 3 are fixedly connected to the upper end of the bottom plate 1, and the blood storage tank 2 can be fixed through the arranged fixing columns 3, the left side of the upper surface of the bottom plate 1 is provided with a storage battery 6, the left end of the vertical plate 7 on the left side is provided with a controller 33, the output end of the controller 33 is respectively electrically connected with the input ends of the hydraulic rod 8, the first motor 23, the second motor 36, the electric push rod 32, the constant temperature sheet 40, the electromagnetic valve 35 and the extraction pump 34, the input end of the controller 33 is electrically connected with the output end of the storage battery 6, and the models of the first motor 23 and the second motor 36 are ZA-68 KTYZ.
The method comprises the following operation steps:
when the device is used, firstly, the plug 37 is taken down from the blood storage tank 2, a proper amount of blood to be detected is added into the blood storage tank 2 through an opening formed in the blood storage tank 2, the plug is covered again after the blood is added, then the second motor 36 and the constant temperature sheet 40 are started through the arranged controller 33, the second motor 36 can drive the rotating plate 39 to rotate slowly through the rotation of the output shaft of the second motor, and then the blood in the blood storage tank 2 can be driven to shake under the matching of the arranged stirring rod 38 and the constant temperature sheet 40, so that the blood in the blood storage tank 2 is prevented from being coagulated, and meanwhile, the uniformity of blood components can be ensured through the rotation of the stirring rod 38;
when the blood is filled into the blood measuring tube 27, the two hydraulic rods 8 are started by the arranged controller 33, the hydraulic rods 8 can drive the lifting plate 10 to move upwards, and then the blood measuring tube 27 and the sealing component 26 can be driven to move upwards under the action of the arranged limiting tube 11 until the upper end of the sealing component 26 is tightly attached to the lower end of the sliding plate 41, then the hydraulic rods 8 are closed, the lower end of the connecting tube 28 is clamped inside the circular connecting groove 262 formed in the sealing component 26, the sealing performance between the lower end of the connecting tube 28 and the sealing component 26 is effectively ensured, the contact between the blood and the outside air is avoided when the blood is filled into the blood measuring tube 27 again, meanwhile, the two directional plates 95 arranged on the clamping component 9 can be driven to move upwards in the moving process of the lifting plate 10, and the oblique grooves 97, and the oblique grooves formed in the two directional plates 95, The cross rod 96 and the second fixing plate 98 are matched with each other to drive the first fixing plates 99 to approach each other, so as to drive the two arc-shaped clamping plates 910 to approach each other, thereby realizing the fixing effect of the blood measuring tube 27 and ensuring the stability of the blood measuring tube 27 during blood perfusion;
then, a pull rod 2611 arranged on the sealing assembly 26 is pulled rightwards to drive a baffle plate 265 to move rightwards, so that a square through groove 263 is opened, an electromagnetic valve 35 arranged on the blood extracting tube 5 is opened, an extracting pump 34 is started, the blood in the blood storage tank 2 can be filled into the blood measuring tube 27 under the mutual matching among the arranged blood extracting tube 5, a connecting tube 28 and a hose 30, the blood amount in the blood measuring tube 27 is controlled through scales arranged on the blood measuring tube 27, the extracting pump 34 and the electromagnetic valve 35 are closed when the blood in the blood measuring tube 27 is filled to a certain amount, and meanwhile, the pull rod 2611 which is loosened drives the baffle plate 265 to move leftwards under the action of a second spring 2610, so that the blocking effect on the square through groove 263 is achieved, and the sealing performance in the blood measuring tube 27 is guaranteed;
when the blood measuring tube 27 needs to be taken down from the lifting plate 10, the hydraulic rod 8 is started again to drive the lifting plate 10 to move downwards, the lifting plate 10 can drive the two arc-shaped clamping plates 910 to be away from each other under the mutual matching among the square plate 95, the cross rod 96, the first fixing plate 99 and the second fixing plate 98 when moving downwards, the effect of clamping and fixing the blood measuring tube 27 is not achieved, then the electric push rod 32 is started, the electric push rod 32 can drive the sliding plate 41 to move leftwards for a certain distance, and at the moment, the blood measuring tube 27 can be conveniently taken down from the lifting plate 10;
when the blood in the blood measuring tube 27 needs to be centrifugally treated, the blood measuring tube 27 is placed in any one of the limiting grooves 4 formed in the circular bottom plate 15, then the threaded rod 20 is driven to rotate by rotating the rotary disc arranged on the threaded rod 20, the circular top plate 17 can be driven to move downwards on the rotating shaft 14 under the action of the T-shaped limiting rod 18 through the rotation of the threaded rod 20 until the circular limiting column 16 corresponding to the upper end of the blood measuring tube 27 moves into the circular connecting groove 262 formed in the sealing component 26, the blood measuring tube 27 is fixed between the circular top plate 17 and the circular bottom plate 15 at the moment, then the first motor is started through the arranged controller 33, the first motor 23 can drive the first chain wheel 24 to rotate through the rotation of the output shaft of the first motor, the first chain wheel 24 is in transmission connection with the second chain wheel 22 through the arranged chain, and further can drive the rotating shaft 14 to rotate, the rotation of the rotating shaft 14 can drive the circular fixing disc 19 and the circular bottom plate 15 arranged on the rotating shaft to rotate, so that the effect of driving the blood measuring tube 27 to rotate can be achieved, and at the moment, the centrifugal treatment process of measuring the blood in the tube 27 can be achieved.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A blood test examination centrifugation preprocessing device, includes bottom plate (1), its characterized in that: the left side and the right side of the upper surface of the bottom plate (1) are fixedly connected with hydraulic rods (8), the upper ends of the two hydraulic rods (8) are fixedly connected with the lower end of a lifting plate (10), the lifting plate (10) is movably connected with a blood measuring tube (27) through a limiting tube (11) arranged at the upper end of the lifting plate, the blood measuring tube (27) is in threaded connection with a sealing component (26) through a threaded structure arranged at the upper end of the blood measuring tube, the upper end of the lifting plate (10) is fixedly connected with a clamping component (9), the blood measuring tube (27) is positioned at the middle position of the clamping component (9), the left end and the right end of the clamping component (9) are respectively and fixedly connected to the relatively close surfaces of the two vertical plates (7), the upper side of the right end of the vertical plate (7) is fixedly connected with an electric push rod (32), and the right end of the electric push rod (32) is fixedly connected to the left end of a sliding plate (41), the sliding plate (41) is fixedly connected with a connecting pipe (28) through a circular hole formed in the sliding plate, the connecting pipe (28) is matched with the sealing component (26), the upper end of the connecting pipe (28) is fixedly connected with a hose (30), the lower end of the hose (30) is fixedly connected with the upper end of an extraction pump (34), the lower end of the extraction pump (34) is fixedly connected with a blood extraction pipe (5), the left end of the blood extraction pipe (5) is fixedly connected with the right end of the blood storage tank (2), the upper side of the left end of the vertical plate (7) on the right side is fixedly connected with a motor I (23), a chain wheel I (24) is fixedly connected onto an output shaft of the motor I (23), the chain wheel I (24) is in transmission connection with a chain wheel II (22) through a chain, the chain wheel II (22) is fixedly connected with the upper end of the rotating shaft (14), and a circular fixing disc (19) is fixedly connected onto the upper side of the rotating shaft (14), circular fixed disk (19) are through its inside screw hole and threaded rod (20) threaded connection who sets up, the lower extreme swing joint of threaded rod (20) is in the upper end of circular roof (17), four circular spacing posts (16) of lower extreme fixedly connected with of circular roof (17), and four circular spacing posts (16) all with seal assembly (26) looks adaptation, the circular bottom plate (15) of downside fixedly connected with of pivot (14), four spacing recess (4), four have been seted up to the upper end of circular bottom plate (15) spacing recess (4) respectively with four circular spacing between post (16) one-to-one.
2. The blood test centrifugation pretreatment device according to claim 1, wherein: four pipe (27) looks adaptation is all got with blood volume to spacing recess (4), the upside swing joint of pivot (14) has supporting seat (21), the right-hand member fixed connection of supporting seat (21) is at the right-hand member of right side riser (7), two the equal fixed connection in the upper end of bottom plate (1) of lower extreme of riser (7), circular through-hole and pivot (14) sliding connection of seting up through its inside in circular roof (17), the equal fixedly connected with T type restriction lever (18) in both sides around circular roof (17) upper end, two circular fixed disk (19) swing joint in two restriction holes is all seted up with inside in T type restriction lever (18), the lower extreme swing joint of pivot (14) is in the upper end of bottom plate (1).
3. The blood test centrifugation pretreatment device according to claim 1, wherein: the support plates (29) are fixedly connected to the front side and the rear side of the upper end of the sliding plate (41), circular holes are formed in the support plates (29) and are movably connected with the two support rods (31), the left ends of the support rods (31) are fixedly connected to the right end of the left vertical plate (7), and the right ends of the support rods (31) are fixedly connected to the left end of the support plate (25).
4. The blood test centrifuge pre-processing device of claim 3, wherein: the utility model discloses a limiting plate, including backup pad (25) lower extreme front and back both sides equal fixedly connected with montant (13), two the equal fixed connection of lower extreme of montant (13) is in the upper end of bottom plate (1), two montant (13) respectively with two inside limiting plate (12) swing joint that all set up the limiting hole, two the relative both ends around both ends of leaning on near end difference fixed connection at lifter plate (10) of limiting plate (12).
5. The blood test centrifugation pretreatment device according to claim 1, wherein: draw pump (34) fixed connection is at the left end of left side riser (7), the upside of blood extraction pipe (5) is provided with solenoid valve (35), the upper end fixedly connected with motor two (36) of blood holding vessel (2), the upper end fixedly connected with rotor plate (39) of blood holding vessel (2) is passed to the output shaft of motor two (36), the equal fixedly connected with puddler (38) of rotor plate (39) lower extreme left and right sides, blood holding vessel (2) downside inside is provided with constant temperature piece (40).
6. The blood test centrifugation pretreatment device according to claim 1, wherein: centre gripping subassembly (9) are including diaphragm (91), diaphragm (91) is provided with two, two diaphragm (91) fixed connection respectively is on the face of being close to relatively of two riser (7), two the relative end of being close to of diaphragm (91) respectively with two dead lever (92) control both ends fixed connection, two dead lever (92) respectively with four inside sliding block (94) swing joint who all sets up circular through-hole, four sliding block (94) two liang of a set of respectively fixed connection are at both ends around two arc splint (910), two it takes tub (27) to be provided with blood volume between arc splint (910).
7. The blood test centrifuge pre-processing device of claim 6, wherein: two arc splint (910) keep away from relatively and hold equal fixedly connected with fixed plate one (99) of upside, two fixed plate one (99) lower extreme keep away from relatively and incline equal fixedly connected with two fixed plate two (98), four two liang of a set of respectively with two horizontal pole (96) front and back both ends fixed connection, two horizontal pole (96) respectively with two inside square plate (95) swing joint who all seted up slant groove (97), two the equal fixed connection of lower extreme of square plate (95) is in the upper end of lifter plate (10), two the left and right sides of dead lever (92) all is provided with spring one (93).
8. The blood test centrifugation pretreatment device according to claim 1, wherein: seal assembly (26) is including sealed connecting block (261), threaded connection groove (266) have been seted up to sealed connecting block (261) downside inside, threaded connection groove (266) are measured with the blood volume that the upper end was provided with the helicitic texture and are managed (27) threaded connection, circular connecting groove (262) have been seted up to sealed connecting block (261) upside inside, circular connecting groove (262) respectively with connecting pipe (28) and four circular spacing post (16) looks adaptations, sealed connecting block (261) inside intermediate position has been seted up square and has been led to groove (263), the upper and lower both ends that square led to groove (263) link up each other between respectively with threaded connection groove (266) and circular connecting groove (262).
9. The blood test centrifugation pretreatment device according to claim 8, wherein: a sliding groove (269) is formed in the right side surface of the square through groove (263), sliding grooves (268) are formed in the upper side surface and the lower side surface of the sliding groove (269), sliding blocks (267) are movably connected in the two sliding grooves (268), the two sliding blocks (267) are fixedly connected to the upper side surface and the lower side surface of the right end of a baffle plate (265), the left end of the baffle plate (265) penetrates through the sliding groove (269) and is arranged in the square through groove (263), the left end of the baffle plate (265) is tightly attached to the left side surface of the square through groove (263), a guide plate (264) is fixedly connected to the right side surface of the inside of the through groove (263), the front end and the rear end of the guide plate (264) are fixedly connected to the front side surface and the rear side surface of the square through groove (263), the lower end of the guide plate (264) is tightly attached to the upper end of the baffle plate (265), and a pull rod (2611) is fixedly connected to the right end of the baffle plate (265), the right end of the pull rod (2611) passes through the right end of the sliding groove (269) and is arranged outside the sliding groove (269), and a second spring (2610) is sleeved on the pull rod (2611).
10. The blood test centrifugation pretreatment device according to claim 1, wherein: blood holding vessel (2) are provided with through the opening that its upper end was seted up and block up (37), four fixed column (3) of blood holding vessel (2) bottom surface fixedly connected with, four the equal fixed connection of lower extreme of fixed column (3) is in the upper end of bottom plate (1), bottom plate (1) upper surface left side is provided with battery (6), and the left side the left end of riser (7) is provided with controller (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210272685.XA CN114813267A (en) | 2022-03-18 | 2022-03-18 | Blood detects inspection centrifugation preprocessing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210272685.XA CN114813267A (en) | 2022-03-18 | 2022-03-18 | Blood detects inspection centrifugation preprocessing device |
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| Publication Number | Publication Date |
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| CN114813267A true CN114813267A (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210272685.XA Withdrawn CN114813267A (en) | 2022-03-18 | 2022-03-18 | Blood detects inspection centrifugation preprocessing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115561412A (en) * | 2022-10-08 | 2023-01-03 | 哈尔滨海涵丰生物科技开发有限公司 | Medicine automatic checkout device |
| CN116059938A (en) * | 2023-01-21 | 2023-05-05 | 江苏联友科研仪器有限公司 | Proppant water conservancy diversion and acid etching water conservancy diversion integral type simulation cauldron structure |
-
2022
- 2022-03-18 CN CN202210272685.XA patent/CN114813267A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115561412A (en) * | 2022-10-08 | 2023-01-03 | 哈尔滨海涵丰生物科技开发有限公司 | Medicine automatic checkout device |
| CN115561412B (en) * | 2022-10-08 | 2023-05-05 | 哈尔滨海涵丰生物科技开发有限公司 | Automatic medicine detection device |
| CN116059938A (en) * | 2023-01-21 | 2023-05-05 | 江苏联友科研仪器有限公司 | Proppant water conservancy diversion and acid etching water conservancy diversion integral type simulation cauldron structure |
| CN116059938B (en) * | 2023-01-21 | 2024-01-09 | 江苏联友科研仪器有限公司 | Proppant water conservancy diversion and acid etching water conservancy diversion integral type simulation cauldron structure |
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Application publication date: 20220729 |