Homogenizing device for medical examination and operation method thereof

Abstract

The invention belongs to the technical field of medical examination, and discloses a medical examination homogenizing device which comprises a base, a hemispherical grinding groove is formed in the upper surface of the base, a grinding mechanism is arranged above the grinding groove in a lifting mode, the grinding mechanism comprises a grinding head rotationally arranged over the grinding groove, and a spiral groove is formed in the outer surface of the grinding head. The grinding device is simple and reasonable in structure, the spiral groove is formed in the outer surface of the grinding head, when the grinding device is used, the spiral groove is driven by the grinding head to rotate, the to-be-ground materials in the grinding groove are gathered to the bottom of the grinding groove, and the grinding effect is improved; and the grinding effect is more sufficient, and the accuracy of an inspection result is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of medical examination, and particularly relates to a medical examination homogenate device. BACKGROUND

[0002] Medical examination is a science of diagnosing, monitoring and researching diseases by analyzing materials (such as blood, tissue, secretion, etc.) taken from human bodies, and using microbiology, immunology, biochemistry, genetics, hematology, biophysics and cytology. In actual operation, medical examination often needs to be carried out for solid samples, and homogenate processing is a key step.

[0003] In the current technology, homogenate processing usually adopts the following process: the solid sample is placed in a special container, and then a grinding head is driven by a mechanical device to crush and grind the sample, so as to realize the homogenization of the sample and provide a uniform sample matrix for subsequent detection.

[0004] The application patent with the publication number CN112973925B discloses a homogenate device for protein extraction and a protein extraction system, and belongs to the field of protein extraction devices. The homogenate device comprises a case, the case comprises a lower box body and an upper box body, a control member is arranged between the upper box body and the lower box body to control the relative approach or distance of the upper box body and the lower box body; a homogenate pot is arranged in the lower box body; a grinding head is arranged in the upper box body and is rotatably connected to the top end wall plate of the upper box body through a rotating shaft; a driving member is arranged on the upper box body to drive the rotating shaft to rotate; the rotating shaft comprises coaxially arranged upper and lower shafts, and the grinding head is located at the bottom end of the lower shaft; the upper and lower shafts are slidably connected, and a control mechanism is arranged between the side wall of the upper box body and the rotating shaft to drive the lower shaft to move up and down reciprocatingly when the rotating shaft rotates. The application also discloses a protein extraction system comprising a cutting device, a homogenate device, a centrifugal device and a chromatography device arranged in sequence. The application has the effect of accelerating the extraction efficiency of proteins.

[0005] However, the above-mentioned scheme has the following problems: during the homogenate processing, when the grinding head performs grinding and crushing operation in the homogenate pot (i.e. the container), the material will move upward due to the extrusion of the grinding head. However, due to the position limitation of the upper material, it is difficult to fully contact the action force of the grinding head, resulting in uneven grinding effect and affecting the overall processing quality. SUMMARY

[0006] In order to overcome the above technical problems, the application provides a medical examination homogenate device, a spiral groove is arranged on the outer surface of the grinding head. During use, the spiral groove is rotated by the grinding head, so that the material to be ground in the grinding groove converges to the bottom of the grinding groove, the grinding effect is increased, the grinding effect is more sufficient, and the accuracy of the test result is increased.

[0007] The application adopts the technical scheme as follows: The medical examination homogenate device comprises a base, a semispherical grinding groove is formed in the upper surface of the base, a grinding mechanism is arranged above the grinding groove in a lifting manner, the grinding mechanism comprises a grinding head which is arranged in a rotating manner directly above the grinding groove, a spiral groove is arranged on the outer surface of the grinding head, and the spiral groove is rotated by the grinding head during use, so that the material to be ground in the grinding groove is gathered to the bottom of the grinding groove.

[0008] Preferably, vertical standing rods are arranged on the upper surface of the base on both sides of the grinding groove, a cross beam is connected between the two standing rods, the grinding head is connected to the middle position of the cross beam, and an electric cylinder is arranged at the bottom of the standing rod and is drivingly connected to the standing rod.

[0009] Preferably, the cross beam is provided with a guide disc at a position above the grinding groove, the guide disc extends outwardly upward to form a guide wall, a plurality of protrusions are symmetrically distributed on the upper surface of the guide wall with the center of the guide disc as the center, a guide groove is arranged on the upper surface of the guide wall, two opposite guide wheels are arranged in the guide groove, the two guide wheels are connected through a connecting rod, a vertical vertical rod is connected to the center position of the connecting rod, the vertical rod is coaxial with the guide disc, the vertical rod is rotationally connected to the guide disc, the vertical rod is connected to the grinding head at the lower end, a gear one is arranged on the outer wall of the vertical rod, a motor is arranged on the surface of the guide disc, the motor is drivingly connected to the gear one through a gear two, the motor drives the grinding head to rotate through the gear two, the gear one and the vertical rod, the rotating direction of the grinding head is the same as the spiral direction of the spiral groove, and the grinding head is driven to periodically move up and down through the cooperation of the guide wheels and the protrusions on the upper surface of the guide wall.

[0010] Preferably, the spiral groove penetrates through the grinding head, a cleaning plate is vertically and slidingly connected in the spiral groove, the cleaning plate is arranged in abutment with the inner wall of the spiral groove, and when the grinding head moves to the highest point, the cleaning plate protrudes out of the spiral groove, so that the material in the spiral groove slides out.

[0011] Preferably, the vertical rod comprises a spline shaft and a spline sleeve, the bottom end of the spline shaft is fixedly connected to the grinding head, the top end of the spline shaft is fixedly connected to the connecting rod, the spline shaft is vertically and slidingly connected to the baffle at the lower segment, the spline sleeve is rotationally connected to the guide disc, the gear one is arranged on the outer wall of the spline sleeve, and the lower end of the spline sleeve is fixedly connected to the baffle.

[0012] Preferably, a grinding block is arranged at the bottom end of the grinding head in the spiral groove, the arc-shaped outer surface of the grinding block is rough, and when the grinding block moves to the bottom end, the shape composed of the arc-shaped outer surface of the grinding block and the arc-shaped outer surface of the grinding head is in abutment with the grinding groove.

[0013] The operation method of the medical examination homogenate device comprises the following steps: step 1, starting the electric cylinder, the electric cylinder drives the grinding head to move upward through the vertical rod, the cross beam and the vertical rod, and the material to be ground is added into the grinding groove; step 2, starting the motor, adjusting the guide wheel to the non-protruding position, starting the electric cylinder, and making the grinding head abut against the grinding groove; step 3, starting the motor, the motor drives the grinding head and the baffle to rotate through the gear two, the gear one, the spline sleeve and the spline shaft, and the rotating direction of the grinding head is the same as the spiral direction of the spiral groove; when the guide wheel moves in the non-protruding part of the guide groove, the guide block grinds the material through the rough outer surface; the spiral groove transports the material outside the grinding block to the grinding block position through rotation; when the guide wheel moves in the protruding part of the guide groove, the guide wheel drives the grinding head to slide upward through the connecting rod and the spline shaft, and the baffle protrudes from the spiral groove, so that the material in the spiral groove falls; and the above steps are repeated to complete the homogenate operation of the material.

[0014] Compared with the prior art, the medical examination homogenate device has the following beneficial effects: 1. The spiral groove is arranged on the outer surface of the grinding head, in use, the spiral groove is rotated by the grinding head, the material to be ground in the grinding groove is gathered to the bottom of the grinding groove, the grinding effect is increased, the grinding effect is more sufficient, and the accuracy of the test result is increased. 2. The spiral groove penetrates through the grinding head, the cleaning plate is vertically and slidably connected in the spiral groove, the cleaning plate is arranged in abutment with the inner wall of the spiral groove, when the grinding head moves to the highest point, the cleaning plate protrudes from the spiral groove, the material in the spiral groove slides out, the material cannot be ground due to being located in the spiral groove is prevented, and the grinding quality is increased. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure schematic diagram of the present application; Figure 2 It is Figure 1 The partial enlarged schematic diagram of A; Figure 3 It is the structure schematic diagram of the cleaning plate in the present application; Figure 4 It is the structure schematic diagram of the grinding head of the present application.

[0016] MARKED FOR EXPLANATION: 1, base; 2, electric cylinder; 21, vertical rod; 211, cross beam; 3, guide wall; 31, guide groove; 4, cleaning plate; 5, connecting rod; 51, guide wheel; 6, spline shaft; 7, spline sleeve; 71, gear one; 8, motor; 81, gear two; 9, grinding head; 91, spiral groove; 92, grinding block. DETAILED DESCRIPTION

[0017] Embodiments of the present application are described in detail below with reference to the attached drawing figures, wherein like or similar constituent elements or features may be denoted by like reference characters, and the embodiments described herein are not limited to the conditions or details described, but can be practiced or carried out in a variety of ways. Embodiments described in the drawings are illustrative only and are not to be construed as limiting the present application, unless otherwise specified.

[0018] The utility model relates to a medical examination homogenate device, including base 1, the upper surface of base 1 is equipped with the semispherical grinding groove, the upper surface of base 1 is equipped with electric jar 2 in the both sides of grinding groove, electric jar 2 drive connection vertical stand 21, can control stand 21 to go up and down through electric jar 2, the horizontal beam 211 is connected between two stands 21, the horizontal beam 211 is equipped with the guide disc in the position above grinding groove, the guide disc extends to form guide wall 3 in the outward direction, the upper surface of guide wall 3 is equipped with horizontal section and protruding, the protruding sets up two and two protruding symmetrical distribution with the center of the circle of guide disc, the upper surface of guide wall 3 is opened with guide groove 31, is equipped with two opposite guide wheels 51 in guide groove 31, two guide wheels 51 are connected through connecting rod 5, the vertical spline shaft 6 is connected in the central position of connecting rod 5, the spline sleeve 7 is connected with vertical spline sleeve 7 outside spline, the gear one 71 is fixedly connected with the spline sleeve 7 outer wall, the motor 8 is fixedly connected on the surface of guide disc, the motor 8 is driven to connect the gear one 71 through the gear two 81, the spline sleeve 7 is rotatably connected with the guide disc in the upper end, the spline shaft 6, the spline sleeve 7 are coaxial with the guide disc, the grinding head 9 is fixedly connected in the lower end of spline shaft 6, the grinding head 9 is located just above grinding groove, the grinding head 9 is attached to the outer wall of grinding groove when using, the grinding head 9 is equipped with the right-handed helical groove 91 on the outer surface, when using, the motor 8 drives the grinding head 9 to rotate right through the gear two 81, the gear one 71, the spline sleeve 7, the spline shaft 6, the grinding head 9 drives the helical groove 91 to rotate, makes the material to be ground in grinding groove converge to the bottom of grinding groove, the motor 8 drives the grinding head 9 to rotate, and the motor 8 drives the guide wheel 51 to run in the guide groove 31 through the gear two 81, the gear one 71, the spline sleeve 7, the spline shaft 6, the connecting rod 5, the guide wheel 51 periodically passes through horizontal section and protruding, makes the grinding head 9 periodically move up and down, the cleaning plate 4 is fixedly connected in the lower end of spline sleeve 7, the spline shaft 6 is vertically slidably connected with the baffle in the lower segment, the helical groove 91 penetrates the grinding head 9, the cleaning plate 4 is vertically slidably connected with the helical groove 91, the cleaning plate 4 is attached to the inner wall of helical groove 91 and is set, when the grinding head 9 moves up to the highest point, the cleaning plate 4 protrudes in the helical groove 91, makes the material in the helical groove 91 slip out, prevents the material from being ground because being located in the helical groove 91, increases the grinding quality, the grinding block 92 is arranged in the helical groove 91 in the bottom end of grinding head 9, the arc outer surface of grinding block 92 is rough, when grinding block 92 moves to the bottom end, the arc outer surface of grinding block 92, the arc outer surface of grinding head 9 are composed of the shape and grinding groove and are attached, when using, the material can be ground through the hammering and rotating of grinding head 9 block and is cooperated, increases the grinding effect.

[0019] A kind of medical examination homogenate device, when using: When grinding material: Step one, start the electric cylinder 2, the electric cylinder 2 moves the grinding head 9 and the cleaning plate 4 upward through the vertical rod 21, the cross beam 211, the guide disc, the guide wall 3, the guide groove 31, the guide wheel 51, the connecting rod 5, the spline shaft 6 and the spline sleeve 7, and add the material to be ground into the grinding groove; Step two, start the motor 8, adjust the guide wheel 51 to the non-protruding position of the guide groove 31, start the electric cylinder 2, and make the grinding head 9 abut against the grinding groove; Step three, start the motor 8, the motor 8 rotates the grinding head 9 and the baffle through the gear two 81, the gear one 71, the spline sleeve 7 and the spline shaft 6, and makes the rotating direction of the grinding head 9 same as the spiral direction of the spiral groove 91, when the guide wheel 51 moves in the horizontal section of the guide groove 31, the guide block rotates and grinds the material through the rough outer surface, the spiral groove 91 continuously transports the material outside the grinding block 92 to the position of the grinding block 92 through rotation, when the guide wheel 51 moves in the protruding part of the guide groove 31, the guide wheel 51 drives the grinding head 9 to slide upward through the connecting rod 5 and the spline shaft 6, the baffle protrudes from the spiral groove 91, so that the material in the spiral groove 91 falls, preventing the material from being unable to be ground due to being located in the spiral groove 91, and increasing the grinding quality, repeating the above steps, and completing the homogenate operation of the material.

[0020] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and deformations can be made to the above embodiments without departing from the principles and purposes of the present application, the scope of the present application is defined by the claims and their equivalents.

Claims

1. A medical testing homogenizer, comprising a base, characterized in that, The upper surface of the base is provided with a hemispherical grinding groove, and a grinding mechanism is raised and lowered above the grinding groove. The grinding mechanism includes a grinding head that is rotated directly above the grinding groove. The grinding head has a spiral groove on its outer surface. When in use, the grinding head drives the spiral groove to rotate, causing the material to be ground in the grinding groove to converge to the bottom of the grinding groove.

2. The medical testing homogenizer according to claim 1, characterized in that, The upper surface of the base has vertical poles on both sides of the grinding groove, and a crossbeam is connected between the two poles. The grinding head is connected to the middle of the crossbeam. An electric cylinder is installed at the bottom of the pole, and the electric cylinder drives the pole.

3. The medical testing homogenizer according to claim 2, characterized in that, A guide plate is positioned above the grinding groove on the crossbeam. The guide plate extends upward to form a guide wall. Multiple protrusions are symmetrically distributed on the upper surface of the guide wall, centered on the center of the guide plate. A guide groove is provided on the upper surface of the guide wall, and two opposing guide wheels are located within the guide groove. The two guide wheels are connected by a connecting rod, which is connected to a vertical rod at its center. The vertical rod is coaxial with the guide plate and rotatably connected to the guide plate. The lower end of the vertical rod is connected to the grinding head. A gear is provided on the outer wall of the vertical rod, and a motor is provided on the surface of the guide plate. The motor drives the gear connected to the gear one through a gear two. The motor drives the grinding head to rotate through the gear two, gear one, and the vertical rod. The direction of rotation of the grinding head is the same as the spiral direction of the spiral groove, and the grinding head moves up and down periodically through the interaction between the guide wheels and the protrusions on the upper surface of the guide wall.

4. A medical testing homogenizer according to claim 3, characterized in that, A spiral groove runs through the grinding head, and a cleaning plate is vertically slidably connected inside the spiral groove. The cleaning plate is fitted against the inner wall of the spiral groove. When the grinding head moves to the highest point, the cleaning plate protrudes out of the spiral groove, causing the material inside the spiral groove to slide out.

5. A medical testing homogenizer according to claim 4, characterized in that, The vertical rod includes a spline shaft and a spline sleeve. The bottom end of the spline shaft is fixedly connected to the grinding head, and the top end of the spline shaft is fixedly connected to the connecting rod. The lower section of the spline shaft is vertically slidably connected to the baffle. The spline sleeve is rotatably connected to the guide plate. A gear is set on the outer wall of the spline sleeve, and the lower end of the spline sleeve is fixedly connected to the baffle.

6. A medical testing homogenizer according to claim 5, characterized in that, The bottom of the grinding head is provided with a grinding block in the spiral groove. The outer surface of the grinding block is rough. When the grinding block moves to the bottom, the shape formed by the outer surface of the grinding block and the outer surface of the grinding head fits into the grinding groove.

7. The operating method of the medical testing homogenizer according to claim 6, characterized in that, include: Step 1: Start the electric cylinder. The electric cylinder drives the grinding head upward through the upright, crossbeam and vertical rod, adding the material to be ground into the grinding tank. Step 2: Start the motor, adjust the guide wheel to the non-protruding position, and start the electric cylinder to make the grinding head contact the grinding groove; Step 3: Start motor one. Motor one drives the grinding head and baffle to rotate together via gear two, gear one, spline sleeve, and spline shaft, making the direction of rotation of the grinding head the same as the spiral direction of the spiral groove. When the guide wheel moves in the non-protruding part of the guide groove, the guide block grinds the material through its rough surface. The spiral groove transports the material outside the grinding block to the grinding block position by rotating. When the guide wheel moves in the protruding part of the guide groove, the guide wheel drives the grinding head to slide upward through the connecting rod and spline shaft. The baffle protrudes from the spiral groove, causing the material in the spiral groove to fall. Repeat the above steps to complete the homogenization operation of the material.

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