CN220335193U - Dental pulp stem cell collection equipment - Google Patents

Abstract

The utility model discloses dental pulp stem cell collection equipment, which comprises: the bottom of the inner cavity of the treatment box body is fixedly provided with a partition plate, the bottom of the partition plate is provided with a gear transmission machine, a rotating shaft is rotatably arranged in the treatment box body, and a plurality of centrifugal disks are inserted in the rotating shaft; the bottom of the centrifugal disc is connected with a rotary positioning device which is connected with the rotating shaft in a penetrating way; the rotary positioning device comprises a fixed ring, a rotary ring, a sliding positioning mechanism and an elastic clamping mechanism, wherein the fixed ring is fixedly connected to the bottom end of the centrifugal disc. The utility model uses the matched arrangement mode of the centrifugal disk and the rotary positioning device to pull the position of the centrifugal disk up and down until the centrifugal disk is adjusted to a proper position, so that the rotating shaft can synchronously drive the centrifugal disk to rotate, the centrifugation of test tube specimens carried on the centrifugal disk is realized, and the vertical height of the centrifugal disk relative to the rotary positioning device is adjusted.

Description

Dental pulp stem cell collection equipment

Technical Field

The utility model relates to the field of cell collection equipment, in particular to dental pulp stem cell collection equipment.

Background

Stem cells are cells with proliferation and differentiation potential, have self-renewing and replication capacity, and can generate highly differentiated functional cells, and the existing stem cell collecting device generally adopts a blood bag to collect blood, and then the blood bag is placed into a centrifugal device to separate the stem cells.

However, in the process of stem cell separation, for example, the patent number is 202023333001.8, the utility model patent with the name of an autologous dental pulp stem cell extraction device comprises a supporting frame, wherein a stirring bin is fixedly connected to a column of the supporting frame, a sample inlet and a decomposing enzyme port are arranged at the top of the stirring bin, a discharge port is arranged at the bottom of the stirring bin, and the discharge port is connected with a separating bottle; the separating bottle is connected with the base of the supporting frame through a first gear, a motor is fixed on the base, and a second gear fixedly connected with the motor is meshed with the first gear.

This kind of centrifugation mode can only carry out the solitary sample of gathering one by one, carry out centrifugation, when the motor drives its rotation and carries out the centrifugation at every turn, the sample is comparatively single, when having a plurality of samples, then need carry out centrifugation many times, centrifugal efficiency is lower when making a plurality of samples, time span is longer, so when needs a plurality of samples carry out the centrifugation, generally place the sample in the test tube, then the test tube is pegged graft in the centrifugation dish, through the rotation of centrifugation dish, carry out the centrifugation to the sample, but the position of the general relative pivot in position of centrifugation dish in the current device is fixed, it is inconvenient to carry out adaptability adjustment to it according to the length of test tube, make the use of centrifugation dish inflexible.

Disclosure of Invention

The utility model aims to provide an endodontic stem cell collecting device, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an endodontic stem cell collection apparatus comprising:

the device comprises a treatment box body, wherein a separation plate is fixedly arranged at the bottom of an inner cavity of the treatment box body, a gear transmission machine is arranged at the bottom of the separation plate, a rotating shaft is rotatably arranged in the treatment box body, and a plurality of centrifugal discs are inserted in the rotating shaft;

the bottom of the centrifugal disc is connected with a rotary positioning device, and the rotary positioning device is connected with a rotating shaft in a penetrating way;

the rotary positioning device comprises a fixed ring, a rotating ring, a sliding positioning mechanism and an elastic clamping mechanism, wherein the fixed ring is fixedly connected to the bottom end of the centrifugal disc, the rotating ring is rotatably arranged in the fixed ring, the sliding positioning mechanisms are arranged in the centrifugal disc in an annular array mode, the bottom end of the sliding positioning mechanism is connected with the rotating ring, the elastic clamping mechanism is arranged on one side of the rotating ring, and the elastic clamping mechanism is used for carrying out penetrating positioning on the position of the rotating ring.

Preferably, the gear driving machine comprises two gears of a motor box, the motor is fixedly arranged at the bottom of the processing box body, one of the gears is in transmission connection with the output end of the motor, the other gear is fixedly connected with the bottom of the rotating shaft, and the two gears are in meshed connection.

Preferably, the outer wall of the rotating ring is fixedly sleeved with a limiting ring, the inner wall of the fixed ring is provided with an annular groove, and the limiting ring is in running fit with the inner cavity of the annular groove.

Preferably, the sliding type positioning mechanism comprises a positioning block and a rotary type pushing rod, the positioning block is arranged in the centrifugal disc, the bottom end of the rotary type pushing rod is fixedly connected with the top end of the rotary ring, the rotary type pushing rod is connected with the positioning block in a sliding penetrating manner, a plurality of groups of positioning grooves are formed in the rotating shaft, each group of positioning grooves are formed by a plurality of positioning grooves which are arranged in an annular array, and the positioning block is in penetrating fit with the inner cavity of the positioning groove.

Preferably, the inside of centrifugal disk is annular array and has seted up a plurality of spouts, the locating piece is connected with the inner chamber slip interlude of spout, the arc wall has been seted up to the bottom of spout inner chamber, the chute has been seted up on the locating piece, rotary propelling rod and arc wall and chute simultaneously slip interlude are connected.

Preferably, the elastic clamping mechanism comprises an elastic supporting component, a connecting plate and a clamping block, a slot is formed in one side of the rotating ring, a fixing plate is fixedly arranged in the slot, the elastic supporting component is connected with the fixing plate in a sliding penetrating mode, the connecting plate is fixedly connected with the bottom end of the limiting pull rod, the clamping block is fixedly connected to the top end of the connecting plate, two clamping grooves are formed in the bottom of the fixing ring, and the clamping block is connected with the inner cavity of the clamping groove in a sliding penetrating mode.

Preferably, the elastic supporting component comprises a limiting pull rod and a spring, the limiting pull rod is connected with the fixed plate in a sliding penetrating mode, a pressing plate is fixedly connected to the top end of the limiting pull rod, and the spring is movably sleeved outside the limiting pull rod.

The utility model has the technical effects and advantages that:

(1) According to the utility model, the centrifugal disk and the rotary positioning device are matched, the position of the centrifugal disk is pulled up and down until the centrifugal disk is adjusted to a proper position, so that the rotary shaft can synchronously drive the centrifugal disk to rotate, the centrifugation of test tube specimens carried on the centrifugal disk is realized, the position of the centrifugal disk is flexibly adjusted according to the height of the test tube by adjusting the centrifugal disk relative to the vertical height of the rotary positioning device, the centrifugation of the test tube is more flexible, and a plurality of specimens can be centrifuged at the same time, and the centrifugation efficiency is higher;

(2) According to the utility model, by means of the arrangement mode that the connecting plate is matched with the clamping blocks, the pressing plate can be synchronously driven to move downwards through the limiting pull rod, so that the pressing plate can compress and deform the springs, the movement of the clamping blocks can be controlled, the clamping blocks are more stably matched with the pressing plate through the elastic support of the springs on the pressing plate, the rotation limiting positions of the rotating ring are conveniently positioned through the arrangement of the two clamping grooves, the clamping blocks are respectively clamped with the two clamping grooves, and the state that the positioning blocks are completely contained in the inner cavities of the sliding grooves and the state that the positioning blocks are clamped with the positioning grooves on the rotating shaft correspond to each other.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the internal front structure of the present utility model.

FIG. 3 is a schematic view of the internal structure of the centrifugal disk of the present utility model.

Fig. 4 is a schematic view of the internal structure of the rotary positioning device of the present utility model.

Fig. 5 is a schematic view of an internal structure of the elastic clamping mechanism of the present utility model.

Fig. 6 is a schematic top view of the sliding positioning mechanism of the present utility model.

FIG. 7 is a schematic top view of the inside of the chute of the present utility model.

In the figure: 1. a treatment box body; 2. a gear drive; 3. a rotating shaft; 4. a centrifugal disc; 41. a chute; 5. a rotary positioning device; 51. a fixing ring; 52. a rotating ring; 521. a limiting ring; 53. a sliding positioning mechanism; 531. a positioning block; 532. a rotary propulsion rod; 54. an elastic clamping mechanism; 541. a limit pull rod; 542. a spring; 543. a connecting plate; 544. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model provides an endodontic stem cell collecting apparatus as shown in fig. 1 to 7, comprising:

the treatment box body 1 is characterized in that a partition plate is fixedly arranged at the bottom of an inner cavity of the treatment box body, a gear transmission machine 2 is arranged at the bottom of the partition plate, a rotating shaft 3 is rotatably arranged in the treatment box body 1, a plurality of centrifugal discs 4 are arranged on the rotating shaft 3 in a penetrating manner, the centrifugal discs 4 can be used for bearing test tubes in a penetrating manner, the rotation of the centrifugal discs 4 is conveniently driven through the rotating shaft 3, and therefore the centrifugal discs 4 can drive the test tubes to rotate and centrifuge;

the bottom of the centrifugal disk 4 is connected with a rotary positioning device 5, the rotary positioning device 5 is connected with the rotating shaft 3 in a penetrating way, and the relative position between the rotating shaft 3 and the centrifugal disk 4 is conveniently positioned through the rotary positioning device 5;

the rotary positioning device 5 comprises a fixed ring 51, a rotary ring 52, a sliding positioning mechanism 53 and an elastic clamping mechanism 54, wherein the fixed ring 51 is fixedly connected to the bottom end of the centrifugal disk 4, the rotary ring 52 is rotatably arranged in the fixed ring 51, a plurality of sliding positioning mechanisms 53 are arranged in the centrifugal disk 4 in an annular array, the bottom end of the sliding positioning mechanism 53 is connected with the rotary ring 52, the elastic clamping mechanism 54 is arranged on one side of the rotary ring 52, the elastic clamping mechanism 54 is used for carrying out penetrating positioning on the position of the rotary ring 52, the rotary ring 52 is convenient to rotate and limit through the fixed ring 51, the rotary ring 52 is convenient to drive the sliding positioning mechanism 53 to rotate, the sliding positioning mechanism 53 is convenient to carry out positioning on the relative position between the rotary shaft 3 and the centrifugal disk 4, the position of the centrifugal disk 4 is more stable, and the rotary ring 52 is convenient to carry out position positioning through penetrating of the relative position between the elastic clamping mechanism 54 and the fixed ring 51;

the gear transmission machine 2 comprises two gears of a motor box, the motor is fixedly arranged at the bottom of the processing box body 1, one gear is in transmission connection with the output end of the motor, the other gear is fixedly connected with the bottom of the rotating shaft 3, the two gears are in meshed connection, the motor is convenient to drive one gear to rotate, then the other gear meshed with the gear can be driven to rotate, the rotating shaft 3 can be driven to rotate, and the rotating shaft 3 is in rotary penetrating connection with the partition plate through a bearing;

the outer wall of the rotating ring 52 is fixedly sleeved with a limiting ring 521, the inner wall of the fixed ring 51 is provided with an annular groove, the limiting ring 521 is in running fit with the inner cavity of the annular groove, and the rotation of the rotating ring 52 is conveniently limited by the fit between the limiting ring 521 and the annular groove, so that the rotation of the rotating ring 52 is more stable;

the sliding type positioning mechanism 53 comprises a positioning block 531 and a rotary type pushing rod 532, the positioning block 531 is arranged in the centrifugal disc 4, the bottom end of the rotary type pushing rod 532 is fixedly connected with the top end of the rotary ring 52, the rotary type pushing rod 532 is in sliding penetration connection with the positioning block 531, a plurality of groups of positioning grooves are formed in the rotating shaft 3, each group of positioning grooves consists of a plurality of positioning grooves which are arranged in an annular array, the positioning block 531 is in penetration fit with the inner cavity of the positioning groove, the sliding type positioning mechanism 53 comprises the positioning block 531 and the rotary type pushing rod 532, the positioning block 531 is arranged in the centrifugal disc 4, the bottom end of the rotary type pushing rod 532 is fixedly connected with the top end of the rotary ring 52, the rotary type pushing rod 532 is in sliding penetration connection with the positioning block 531, the rotating shaft 3 is provided with a plurality of groups of positioning grooves, each group of positioning grooves consists of a plurality of positioning grooves which are arranged in an annular array, the positioning blocks 531 are in penetrating fit with the inner cavities of the positioning grooves, the rotating pushing rods 532 are rotated through the arc grooves to rotate in a rotating space, the direction of the force is conveniently reversed through the chute, so that the rotating pushing rods 532 can move, the position of the positioning blocks 531 can be pushed, the positioning blocks 531 can radially move towards the axis of the rotating shaft 3 under the limit of the chute 41, the positioning blocks 531 can be clamped with the inner cavities of the positioning grooves, the positioning blocks 531 are conveniently accommodated through the chute 41, and the normal sliding of the centrifugal disc 4 can be prevented from being influenced by the protrusion of the positioning blocks 531;

the elastic clamping mechanism 54 comprises an elastic supporting component, a connecting plate 543 and a clamping block 544, wherein a slot is formed in one side of the rotating ring 52, a fixed plate is fixedly arranged in the slot, the elastic supporting component is connected with the fixed plate in a sliding and penetrating manner, the connecting plate 543 is fixedly connected with the bottom end of the limiting pull rod 541, the clamping block 544 is fixedly connected with the top end of the connecting plate 543, two clamping grooves are formed in the bottom of the fixed ring 51, the clamping block 544 is connected with the inner cavity of the clamping groove in a sliding and penetrating manner, the elastic supporting component comprises a limiting pull rod 541 and a spring 542, the limiting pull rod 541 is connected with the fixed plate in a sliding and penetrating manner, the top end of the limiting pull rod 541 is fixedly connected with a pressing plate, the outside of spacing pull rod 541 is located to the movable sleeve of spring 542, can drive the clamp plate through spacing pull rod 541 in step and move down for the clamp plate can carry out compression set to spring 542, thereby alright control the removal of fixture block 544, through the elastic support of spring 542 to the clamp plate, thereby make the cooperation between fixture block 544 and the clamp plate more stable, offer through two draw-in grooves, be convenient for fix a position the rotation extreme position of swivel becket 52, make the fixture block 544 respectively with the state of two draw-in grooves joint, correspond the locating piece 531 and accomodate the state at the spout 41 inner chamber and locating piece 531 and the last constant head tank joint of axis of rotation 3 completely.

The working principle of the utility model is as follows:

when the relative height between each centrifugal disk 4 and the rotating shaft 3 is required to be adjusted according to the height of the test tube, the positions of the centrifugal disks 4 are pulled up and down until the centrifugal disks 4 are adjusted to a proper position, then the adjusted relative positions of the centrifugal disks 4 and the rotating shaft 3 are required to be positioned, so that the rotating shaft 3 can synchronously drive the centrifugal disks 4 to rotate, the centrifugation of test tube specimens carried on the centrifugal disks 4 is realized, the position of the centrifugal disks 4 is flexibly adjusted according to the height of the test tube by adjusting the centrifugal disks 4 relative to the vertical height of the rotating positioning device 5, the centrifugation of the test tube is more flexible, a plurality of specimens can be simultaneously centrifuged, the centrifugation efficiency is higher, when the adjusted centrifugal disks 4 are required to be fixed in position, the connecting plate 543 is pulled downwards, the connecting plate 543 drives the clamping block 544 to move downwards, the clamping block 544 is separated from the inner cavity of one clamping groove, at the moment, the elastic clamping mechanism 54 does not limit the relative position between the rotating ring 52 and the fixed ring 51 any more, so that the rotating ring 52 can rotate, the rotating ring 52 drives each rotating pushing rod 532 to revolve around the axis of the rotating shaft 3, the rotating space is provided for the rotating of the rotating pushing rod 532 through the arc groove, the direction of the force is conveniently reversed through the chute, the moving of the rotating pushing rod 532 can push the position of the positioning block 531, the positioning block 531 can move radially towards the axis of the rotating shaft 3 under the limit of the chute 41, so that the positioning block 531 can be clamped with the inner cavity of the positioning groove, the positioning block 531 is inserted between the rotating shaft 3 and the centrifugal disc 4 through the positioning block 531, thereby be convenient for carry out spacing to the relative position between axis of rotation 3 and the centrifugal disk 4, realize the position location to centrifugal disk 4 for the rotation of axis of rotation 3 can drive centrifugal disk 4's synchronous rotation.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims (7)

1. An endodontic stem cell collection apparatus comprising:

the treatment box body (1) is characterized in that a separation plate is fixedly arranged at the bottom of an inner cavity of the treatment box body, a gear transmission machine (2) is arranged at the bottom of the separation plate, a rotating shaft (3) is rotatably arranged in the treatment box body (1), and a plurality of centrifugal discs (4) are arranged on the rotating shaft (3) in an inserted mode;

the method is characterized in that: the bottom of the centrifugal disc (4) is connected with a rotary positioning device (5), and the rotary positioning device (5) is connected with the rotating shaft (3) in a penetrating way;

the rotary positioning device (5) comprises a fixed ring (51), a rotating ring (52), a sliding type positioning mechanism (53) and an elastic clamping mechanism (54), wherein the fixed ring (51) is fixedly connected to the bottom end of a centrifugal disc (4), the rotating ring (52) is rotatably arranged in the fixed ring (51), the sliding type positioning mechanism (53) is arranged in the centrifugal disc (4) in an annular array, the bottom end of the sliding type positioning mechanism (53) is connected with the rotating ring (52), the elastic clamping mechanism (54) is arranged on one side of the rotating ring (52), and the elastic clamping mechanism (54) is used for carrying out alternate positioning on the position of the rotating ring (52).

2. An endodontic stem cell collecting apparatus according to claim 1, wherein said gear driving machine (2) comprises two gears of a motor case, said motor is fixedly mounted at the bottom of the treatment housing (1), one of said gears is in driving connection with the output end of the motor, the other of said gears is fixedly connected with the bottom of the rotation shaft (3), and both of said gears are in meshed connection.

3. The dental pulp stem cell collection device according to claim 1, wherein the outer wall of the rotating ring (52) is fixedly sleeved with a limiting ring (521), the inner wall of the fixed ring (51) is provided with an annular groove, and the limiting ring (521) is in running fit with the inner cavity of the annular groove.

4. The dental pulp stem cell collection device according to claim 1, wherein the sliding positioning mechanism (53) comprises a positioning block (531) and a rotary pushing rod (532), the positioning block (531) is arranged in the centrifugal disc (4), the bottom end of the rotary pushing rod (532) is fixedly connected with the top end of the rotary ring (52), the rotary pushing rod (532) is in sliding insertion connection with the positioning block (531), a plurality of groups of positioning grooves are formed in the rotary shaft (3), each group of positioning grooves is formed by a plurality of positioning grooves which are arranged in an annular array, and the positioning block (531) is in insertion fit with the inner cavities of the positioning grooves.

5. The dental pulp stem cell collection device according to claim 4, wherein a plurality of sliding grooves (41) are formed in the centrifugal disc (4) in an annular array, the positioning blocks (531) are connected with the inner cavities of the sliding grooves (41) in a sliding penetrating mode, arc-shaped grooves are formed in the bottom ends of the inner cavities of the sliding grooves (41), inclined grooves are formed in the positioning blocks (531), and the rotary pushing rods (532) are connected with the arc-shaped grooves and the inclined grooves in a sliding penetrating mode.

6. The dental pulp stem cell collection device according to claim 1, wherein the elastic clamping mechanism (54) comprises an elastic supporting component, a connecting plate (543) and a clamping block (544), a slot is formed in one side of the rotating ring (52), a fixing plate is fixedly arranged in the slot, the elastic supporting component is connected with the fixing plate in a sliding penetrating mode, the connecting plate (543) is fixedly connected with the bottom end of the limiting pull rod (541), the clamping block (544) is fixedly connected with the top end of the connecting plate (543), two clamping grooves are formed in the bottom of the fixed ring (51), and the clamping block (544) is connected with the inner cavity of each clamping groove in a sliding penetrating mode.

7. The dental pulp stem cell collection device according to claim 6, wherein the elastic support assembly comprises a limit pull rod (541) and a spring (542), the limit pull rod (541) is connected with the fixing plate in a sliding penetrating manner, a pressing plate is fixedly connected to the top end of the limit pull rod (541), and the spring (542) is movably sleeved outside the limit pull rod (541).