CN111846610A - Medical sample collection device - Google Patents

Abstract

The invention discloses a medical sample collection device, comprising a storage box and a test tube rack, the test tube rack is accommodated in a storage cavity, the test tube rack includes a plurality of tube rack units, and the plurality of tube rack units are sequentially assembled and assembled along a first direction; The tube rack unit includes a bracket and a plurality of groups of wave bead screws, the bracket is provided with a plurality of test tube holes, the plurality of test tube holes are arranged at intervals along a second direction, and the second direction is perpendicular to the first direction; the plurality of groups of wave ball screws and a plurality of test tubes The holes correspond one by one, each group of multi-group ball screws includes at least one ball screw, and at least one ball screw is arranged on the hole wall of the corresponding test tube hole; when the test tube is inserted into the test tube hole, the elasticity of the at least one ball screw The end abuts against the tube wall of the test tube to clamp and fix the test tube in the test tube hole. According to the medical sample collection device of the present invention, the test tube can be clamped and fixed by the ball screw, so that the test tube is not easy to fall off from the test tube hole, so as to prevent missed detection.

Description

Medical sample collection device

technical field

The present invention relates to a storage device, in particular to a medical sample collection device.

Background technique

Sample testing is one of the common and important medical methods in medical treatment. For example, blood samples are tested and analyzed to complete blood routine, liver function and other items.

At present, when medical institutions collect blood and other samples, the collected samples are stored in test tubes and put into test tube racks. After a certain number of samples are collected, the test tube racks are sent to the testing equipment for testing. However, During the storage and transport of samples, problems such as sample loss occasionally occur, resulting in missed inspections. The inventors have found that the reason for the loss of these samples is that the test tube racks for collecting and storing samples are unreliable, and the test tubes are easy to fall off the test tube racks. In view of this, the test tube racks for sample collection need to be improved.

SUMMARY OF THE INVENTION

The present invention aims to solve one of the technical problems in the related art at least to a certain extent. Therefore, the purpose of the present invention is to provide a medical sample collection device.

In order to achieve the above object, the medical sample collection device according to the embodiment of the present invention includes:

Storage Box;

a test tube rack, the test tube rack is accommodated in the storage cavity, the test tube rack includes a plurality of tube rack units, and the plurality of the tube rack units are sequentially assembled and assembled along the first direction;

Each of the tube rack units includes a bracket and multiple sets of ball screws, the bracket is provided with a plurality of test tube holes, and the plurality of test tube holes are arranged at intervals along the second direction, the second direction and the The first direction is vertical; a plurality of groups of the multi-group ball screws are in one-to-one correspondence with a plurality of the test tube holes, and each group of the multi-group ball screws includes at least one ball screw, and at least one of the ball screws is located in the test tube. the hole wall of the corresponding test tube hole;

Wherein, when the test tube is inserted into the test tube hole, the elastic end of at least one of the ball screws abuts against the tube wall of the test tube, so as to clamp and fix the test tube in the test tube hole.

According to the medical sample collection device provided by the embodiment of the present invention, a plurality of groups of ball screws are arranged on the bracket. When the test tube is inserted into the test tube hole, the elastic end of the ball screw is pressed against the tube wall of the test tube to clamp the test tube. The test tube is fixed in the test tube hole. In this way, on the one hand, the test tube can be clamped and fixed with a ball screw, so that the test tube is not easy to fall off from the test tube hole, so as to prevent missed inspection. In addition, the test tube rack is accommodated in the storage box, To ensure that it is not easy to be lost during the transfer process, further reducing the problem of missed detection. On the other hand, the ball screw is simple and convenient to install, and the elastic effect of the elastic end can be used to maintain reliable clamping. On the other hand, the test tube rack is composed of multiple brackets spliced together, and test tube racks of different sizes can be configured as required to meet different usage requirements.

In addition, the medical sample collection device according to the above embodiments of the present invention may also have the following additional technical features:

According to an embodiment of the present invention, the bracket has a first side surface and a second side surface, the first side surface and the second side surface are arranged facing away from the first direction, and the bracket is provided with a plurality of sets of threaded holes, The plurality of groups of the threaded holes correspond to the plurality of groups of the ball screws one by one;

Each group of the threaded holes includes a first threaded hole and a second threaded hole, the first threaded hole is provided on the first side surface and penetrates to the test tube hole, and the second threaded hole is provided on the second threaded hole a side surface and penetrates to the test tube hole, the first threaded hole is opposite to the second threaded hole;

Each group of the ball screws includes two ball screws, one of the two ball screws is threadedly matched with the first threaded hole in the corresponding group of the threaded holes, and one of the two ball screws is threaded. The other one is threadedly matched with the second threaded hole in the corresponding group of the threaded holes, and the elastic ends of the two ball screws both protrude from the inner wall of the test tube hole.

According to an embodiment of the present invention, the tube wall of the test tube is provided with an annular groove, and when the test tube is inserted into the test tube hole, the elastic end of the ball screw abuts in the annular groove.

According to an embodiment of the present invention, a plurality of insertion slots are arranged at intervals along the second direction on the first side surface, and the insertion slots extend in an up-down direction;

A plurality of plug connectors are arranged at intervals along the second direction on the second side surface, and the plug connectors extend in the up-down direction;

In two adjacent brackets, the plug connector on one of the brackets and the insertion slot on the other bracket are inserted in a one-to-one correspondence along the up-down direction, so that the two adjacent brackets are connected. The brackets are spliced and assembled together.

According to an embodiment of the present invention, a notch is formed on the first side surface of the insertion slot, and the notch extends in an up-down direction;

The plug connector includes a clip part and a neck, both of which extend in the up-down direction, the clip part is opposite to the second side surface, and the neck is connected to the clip The clip is inserted into the insertion slot, the neck is accommodated in the notch, and the width of the notch is smaller than the width of the insertion slot, so that the The clamping portion is defined in the insertion slot.

According to an embodiment of the present invention, the top surface of the bracket is further provided with a plurality of stop grooves and a plurality of limit shoulders, and the plurality of the stop grooves are in one-to-one correspondence with the plurality of the insertion grooves. each of the stopper grooves is communicated with the corresponding insertion slot, and the width of the stopper groove is greater than the width of the insertion slot;

A plurality of the limiting shoulders are in one-to-one correspondence with a plurality of the plug-in connectors, each of the limiting shoulders is connected with the corresponding plug-in connector, and the width of the limiting shoulders is larger than that of the the width of the connector;

When the plug connector is inserted into the insertion slot, the limiting shoulder stops in the stopping slot, and the limiting shoulder does not protrude from the top surface of the bracket.

According to an embodiment of the present invention, further comprising a display screen, the display screen is provided on the storage box;

The bottom of the storage box is provided with a plurality of electronic switches, and the plurality of electronic switches correspond to each test tube hole on the test tube rack one-to-one;

When the test tube is inserted into the test tube hole and fixed by the ball screw, the lower end of the test tube triggers the electronic switch in the test tube hole, so that the display screen displays the test tube The hole is in the first state, and when no test tube is inserted into the test tube hole, the electronic switch is not triggered, so that the display screen shows that the test tube hole is in the second state.

According to an embodiment of the present invention, the bottom of the storage box is provided with a plurality of elastic members, and the plurality of the elastic members correspond to each test tube hole on the test tube rack one-to-one;

When the test tube is inserted into the test tube hole and clamped and fixed by the ball screw, the elastic member is compressed and the electronic switch is triggered.

According to an embodiment of the present invention, the bottom of the storage box is provided with a plurality of bosses, the plurality of bosses are in one-to-one correspondence with each test tube hole on the test tube rack, and each of the bosses extends upward. into the corresponding test tube hole, and the electronic switch is arranged on the boss.

According to an embodiment of the present invention, the boss includes a central platform and an annular platform coaxially disposed outside the central platform, an annular chute is defined between the annular platform and the central platform, and the electronic switch on top of the center stage;

Each of the bosses is provided with a floating sliding sleeve, the lower end of the floating sliding sleeve is slidably sleeved in the annular sliding groove, and the upper end of the floating sliding sleeve protrudes radially outward with a baffle edge , the outer diameter of the retaining edge is not greater than the outer diameter of the annular platform;

The elastic member is a spring, the spring is sleeved on the floating sliding sleeve, the lower end of the spring is abutted against the annular platform, and the upper end of the spring is abutted against the blocking edge.

Additional aspects and advantages of the present invention will be set forth, in part, from the following description, and in part will be apparent from the following description, or may be learned by practice of the invention.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

1 is a schematic structural diagram of a medical sample collection device according to an embodiment of the present invention;

2 is an exploded view of a medical sample collection device according to an embodiment of the present invention;

3 is an exploded view of a test tube rack in a medical sample collection device according to an embodiment of the present invention;

4 is a cross-sectional view of two adjacent brackets in a medical sample collection device according to an embodiment of the present invention;

5 is a cross-sectional view of a medical sample collection device according to an embodiment of the present invention;

Fig. 6 is a partial enlarged view at A in Fig. 5 (the test tube is partially inserted into the test tube hole, and the electronic switch is not triggered);

Fig. 7 is the structural representation when the test tube part is completely inserted into the test tube hole in Fig. 6, and the electronic switch is triggered;

Fig. 8 is a partial enlarged view at B in Fig. 6;

Fig. 9 is a partial enlarged view at C in Fig. 7;

10 is a disassembled view of a sliding sleeve, a boss and an elastic member in a medical sample collection device according to an embodiment of the present invention.

Reference number:

storage box 10;

Box 101;

boss 1011;

annular stage 1011a;

center table 1011b;

box cover 102;

test tube 11;

annular slot 111;

Electronic switch 12;

elastic member 13;

floating sliding sleeve 14;

blocking edge 141;

display screen 15;

Test tube rack 20;

pipe rack unit 201;

Bracket 2011;

the first side S20;

the second side S21;

Test tube hole H20;

Plug slot H21;

Gap H211;

The second threaded hole H22;

Stop groove H23;

Ball screw 2012;

Threaded housing 2012a;

Bozhu 2012b;

Compression spring 2012c;

Plug connector 2013;

Neck 2013a;

the snap portion 2013b;

Limiting shoulder 2014.

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present invention, but should not be construed as a limitation of the present invention. Based on the embodiments of the present invention, those of ordinary skill in the art do not make any creative work premise. All other embodiments obtained below belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial, " The orientation or positional relationship indicated by "circumferential", "radial", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must be It has a specific orientation, is constructed and operates in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may include the first and second features in direct contact, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

The medical sample collection device according to the embodiment of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to FIG. 1 to FIG. 10 , the medical sample collection device provided according to the embodiment of the present invention can be used to collect samples, such as blood samples, etc., so as to be transferred to a detection device for detection. The medical sample collection device includes a storage box 10 and a test tube rack 20 .

Specifically, the storage box 10 can be made of a plastic material, preferably, the storage box 10 is made of a transparent plastic material. The storage box 10 may include a box body 101 and a box cover 102 provided on the box body 101 .

The test tube rack 20 is accommodated in the storage cavity, the test tube rack 20 includes a plurality of tube rack units 201, and the plurality of the tube rack units 201 are sequentially assembled and assembled along a first direction, and the first direction may be the length direction of the storage cavity or width direction. That is to say, the test tube rack 20 is composed of a plurality of tube rack units 201 spliced together, and two adjacent tube rack units 201 are spliced with each other, and test tube racks 20 of different sizes can be spliced by different numbers of the tube rack units 201 .

Each of the tube rack units 201 includes a bracket 2011 and a plurality of sets of ball screws 2012. The bracket 2011 is provided with a plurality of test tube holes H20, and the plurality of test tube holes H20 are arranged at intervals along the second direction. The second direction is perpendicular to the first direction; the multiple groups of ball screws 2012 correspond to the plurality of test tube holes H20 one-to-one, and each group of the multiple groups of ball screws 2012 includes at least one ball screw 2012 , at least one of the ball screw 2012 is arranged on the hole wall of the corresponding test tube hole H20. When the test tube 11 is inserted into the test tube hole H20, the elastic end of at least one ball screw 2012 abuts against the tube wall of the test tube 11, so as to clamp and fix the test tube 11 in the test tube hole H20 Inside.

That is to say, each tube rack unit 201 is mainly composed of a bracket 2011 and a plurality of groups of ball screws 2012. The position of each test tube hole H20 on the bracket 2011 corresponds to a group of ball screws 2012. The elasticity of the ball screws 2012 The end protrudes from the inner wall of the test tube hole H20. In this way, when the test tube 11 is inserted into the test tube hole H20, the elastic end of the ball screw 2012 is compressed and pressed against the tube wall of the test tube 11, so that the test tube 11 is clamped on the arm. In the test tube hole H20, it is not easy to fall off from the test tube hole H20. Preferably, when the test tube 11 is inserted into the test tube hole H20, the upper end of the test tube 11 is exposed. When the test tube 11 needs to be taken out, the test tube 11 can be pulled upward with a little force, which is convenient to use.

It should be noted that the ball screw 2012 generally includes a threaded shell 2012a, a ball 2012b disposed at one end of the threaded shell 2012a, and a compression spring 2012c disposed in the threaded shell 2012a. When the ball 2012b is subjected to an axially inward force, The compression spring 2012c is compressed, and the elastic force provided by the compression spring 2012c makes the ball 2012b abut against the test tube 11 .

According to the medical sample collection device provided by the embodiment of the present invention, a plurality of groups of ball screws 2012 are arranged on the bracket 2011. When the test tube 11 is inserted into the test tube hole H20, the elastic ends of the ball screws 2012 abut against the tube wall of the test tube 11. , in order to clamp and fix the test tube 11 in the test tube hole H20. In this way, on the one hand, the ball screw 2012 can be used to clamp and fix the test tube 11, so that the test tube 11 is not easy to fall off from the test tube hole H20 to prevent missed detection. , In addition, the test tube rack 20 is accommodated in the storage box 10 to ensure that it is not easily lost during the transfer process, further reducing the problem of missed detection. On the other hand, the ball screw 2012 is simple and convenient to install, and can maintain reliable clamping by using the elastic effect of the elastic end. On the other hand, the test tube rack 20 is composed of a plurality of brackets 2011 spliced together, and the test tube racks 20 of different sizes can be configured as required to meet different usage requirements.

3 and 4 , in an embodiment of the present invention, the bracket 2011 has a first side S20 and a second side S21 , and the first side S20 and the second side S21 face away from each other in the first direction Arrangement, the bracket 2011 is provided with multiple sets of threaded holes, and the multiple sets of the threaded holes correspond to the multiple sets of the ball screws 2012 one-to-one.

Each group of the threaded holes includes a first threaded hole and a second threaded hole H22, the first threaded hole is provided on the first side S20 and penetrates to the test tube hole H20, and the second threaded hole H22 is provided at the The second side surface S21 penetrates to the test tube hole H20, and the first threaded hole is opposite to the second threaded hole H22.

Each group of the ball screws 2012 includes two ball screws 2012, one of the two ball screws 2012 is threadedly matched with the first threaded hole in the corresponding group of the threaded holes, and two of the ball screws 2012 The other one of the ball screws 2012 is threadedly matched with the second threaded hole H22 in the corresponding group of the threaded holes, and the elastic ends of the two ball screws 2012 are both protruded from the inner wall of the test tube hole H20 out.

That is to say, the first threaded hole and the second threaded hole H22 in the same group of threaded holes are respectively provided on the first side S20 and the second side S21 and are arranged opposite to each other. Correspondingly, two of the ball screws 2012 in the same group The ball screw 2012 is screwed into the first threaded hole and the second threaded hole H22 in the same group of threaded holes, so that the test tube 11 in the test tube hole H20 is clamped by the two opposite ball screws 2012, like this , which can ensure that the test tube 11 is clamped and fixed more firmly and reliably.

It should be noted that, since the first threaded hole and the second threaded hole H22 are respectively set on the opposite first side S20 and the second side S21, when the ball screw 2012 is installed, the two ball screws 2012 can be They are screwed into the two threaded holes from the first side S20 and the second side S21 respectively, which facilitates the installation of the ball screw 2012 .

In addition, it should be considered that, in the embodiment of the present application, the test tube rack 20 is constructed as a splicing structure assembled by splicing a plurality of brackets 2011, in addition to being convenient for splicing to form test tube racks 20 of different sizes, more importantly, it is convenient for installation Ball screw 2012, because there is only one row of test tube holes H20 on the bracket 2011 for splicing, and this row of test tube holes H20 is just located between the first side S20 and the second side S21, so, from the first side S20 and the second side S20 The ball screw 2012 is screwed into the side S21 to ensure that the elastic end of the ball screw 2012 protrudes from the inner wall of the test tube hole H20.

5 to 9, in an embodiment of the present invention, the tube wall of the test tube 11 is provided with an annular groove 111, when the test tube 11 is inserted into the test tube hole H20, the ball screw 2012 The elastic end abuts in the annular groove 111 .

That is to say, in this embodiment, an annular snap groove 111 is provided on the tube wall of the test tube 11. When the test tube 11 is inserted into the test tube hole H20, and the annular snap groove 111 moves to a position opposite to the ball screw 2012, the ball screw The elastic end of the 2012 is snapped into the annular snap groove 111, thereby confining the test tube 11 in the test tube hole H20, and can ensure that the test tube 11 is clamped and fixed more reliably.

Referring to FIGS. 2 and 3 , in some embodiments of the present invention, a plurality of insertion slots H21 are arranged at intervals along the second direction on the first side surface S20 , and the insertion slots H21 extend in the up-down direction.

On the second side S21, a plurality of plugs 2013 are arranged at intervals along the second direction, and the plugs 2013 extend in the up-down direction; among two adjacent brackets 2011, one of the brackets 2011 has the The plug connector 2013 is connected with the plug slot H21 on the other bracket 2011 in a one-to-one correspondence along the up-down direction, so that two adjacent brackets 2011 are spliced and assembled together.

When splicing and assembling, each of the plugs 2013 in one of the two adjacent brackets 2011 is vertically opposed to each of the plug slots H21 in the other, and the plugs 2013 are moved from top to bottom into the socket H21. In this way, two adjacent brackets 2011 can be spliced and assembled together, so that the splicing and assembling are convenient, and the spliced and assembled test tube racks 20 form a whole, and the structure is reliable and stable.

Referring to FIG. 3 , in an embodiment of the present invention, the insertion slot H21 is formed with a notch H211 on the first side surface S20 , and the notch H211 extends in the up-down direction.

The connector 2013 includes a snap portion 2013b and a neck portion 2013a, the snap portion 2013b and the neck portion 2013a both extend in the up-down direction, the snap portion 2013b is opposite to the second side S21, and the neck portion 2013a Connected between the snap portion 2013b and the neck portion 2013a; the snap portion 2013b is inserted into the insertion slot H21, the neck portion 2013a is accommodated in the gap H211, and the gap H211 is The width is smaller than the width of the insertion slot H21, so as to define the engaging portion 2013b in the insertion slot H21.

When splicing and assembling, the lower end of the snap portion 2013b in the plug connector 2013 on one bracket 2011 can be aligned with the upper end of the insertion slot H21 on the other bracket 2011, and the other bracket 2011 can be pushed down with a little force, so that the snap fit The part 2013b is inserted into the socket H21, and the neck 2013a of the socket 2013 goes down into the notch H211 along the extending direction of the notch H211. In this way, the two brackets 2011 can be spliced together. The structure is simple and easy to assemble. It is convenient, and because the width of the gap H211 is smaller than the width of the insertion slot H21, the connection between the two brackets 2011 assembled by splicing is firm and reliable, and it is not easy to separate, so that the test tube rack 20 is formed, with good integrity and stable structure.

Advantageously, the cross-sections of the clamping portion 2013b and the insertion slot H21 are "T"-shaped or dovetail-shaped.

Referring to FIG. 2 , in an embodiment of the present invention, the top surface of the bracket 2011 is further provided with a plurality of stop grooves H23 and a plurality of limit shoulders 2014 , and a plurality of the stop grooves H23 and a plurality of all The insertion slots H21 are in one-to-one correspondence, each of the blocking slots H23 communicates with the corresponding insertion slot H21 , and the width of the blocking slot H23 is greater than the width of the insertion slot H21 .

A plurality of the limiting shoulders 2014 are in one-to-one correspondence with a plurality of the plug connectors 2013 , each of the limiting shoulders 2014 is connected with the corresponding plug 2013 , and the limiting shoulders 2014 The width is greater than the width of the plug connector 2013 .

When the plug 2013 is inserted into the insertion slot H21, the limiting shoulder 2014 stops in the stopping slot H23, and the limiting shoulder 2014 does not protrude from the Top surface of bracket 2011.

That is to say, the upper end of each plug-in slot H21 is provided with a stopper groove H23 with a larger size. Correspondingly, the upper end of each plug-in part 2013 is provided with a stopper groove H23 with a larger size and suitable for the stopper groove H23. The stop shoulder 2014, when the plug 2013 is completely inserted into the insertion slot H21, the limit stop shoulder 2014 is just located in the stop slot H23, so that the bracket 2011 cannot continue to move downward, ensuring that the two brackets 2011 remain At the same height, so, in this embodiment, the cooperation between the limit shoulder 2014 and the stop groove H23 can make the two brackets 2011 can be quickly spliced, and reach the same height position. The test tube rack 20 has better integrity and a more stable structure.

1 to 2 , in some embodiments of the present invention, a display screen 15 is further included, and the display screen 15 is provided on the storage box 10 ; the bottom of the storage box 10 is provided with a plurality of electronic switches 12 , a plurality of the electronic switches 12 are in one-to-one correspondence with each test tube hole H20 on the test tube rack 20 . Among them, the electronic switch 12 can be a tact switch, a proximity sensor, or the like.

When the test tube 11 is inserted into the test tube hole H20 and fixed by the ball screw 2012, the lower end of the test tube 11 triggers the electronic switch 12 in the test tube hole H20, so that the The display screen 15 shows that the test tube hole H20 is in the first state. When no test tube is inserted into the test tube hole H20, the electronic switch 12 is not triggered, so that the display screen 15 shows that the test tube hole H20 is the first state. two states.

That is to say, the electronic switches 12 are in one-to-one correspondence with the test tube holes H20. When the test tube rack 20 is accommodated in the storage box 10, the electronic switch 12 is located at the bottom of the corresponding test tube hole H20. When the test tube 11 is inserted into the test tube hole H20, the test tube The lower end of 11 triggers the electronic switch 12, and the electronic switch 12 generates a trigger signal, which can be sent to the controller, and the controller controls the display screen 15 to display that the state corresponding to the test tube hole H20 is the first state, and the first state can be The use state indicates that the test tube 11 is inserted into the test tube hole H20. When the test tube 11 is not inserted into the test tube hole H20, the electronic switch 12 is not triggered, and the controller controls the display screen 15 to display that the test tube hole H20 is in the second state, such as "empty", and the second state indicates that the test tube hole H20 is in the test tube hole H20. The test tube 11 is not loaded, so that it is convenient for the medical staff to know the collected quantity of the samples in the storage box 10 through the display screen 15 and the like.

More advantageously, it is also possible to configure a timer and a counter, the timer for counting and the counter for counting. The test tube 11 is inserted into the test tube hole H20, and the counter counts once. When the test tube 11 in the test tube hole H20 falls off within a predetermined time, the controller controls the display when the count value of the counter is not less than 1 and the test tube 11 is not currently detected. The screen 15 shows that the test tube hole H20 is in a third state, such as “leak”, the third state indicates that the test tube 11 has been loaded into the test tube hole H20 before, but there is no test tube 11 in the current state, and the test tube 11 may fall off. This is checked by the medical staff so that they can be informed in time that there may be omissions.

Referring to FIGS. 5 to 7 and 10 , in some embodiments of the present invention, a plurality of elastic members 13 are provided at the bottom of the storage box 10 . The test tube holes H20 correspond one by one. When the test tube 11 is inserted into the test tube hole H20 and clamped and fixed by the ball screw 2012 , the elastic member 13 is compressed and the electronic switch 12 is triggered.

That is to say, the elastic member 13 opposite to the test tube hole H20 is arranged at the bottom of the storage box 10. When the test tube 11 is inserted into the test tube hole H20, when the test tube hole H20 drops to a certain position, it can contact the elastic member 13 and continue to exert force. Push the bracket 2011 downward, the annular groove 111 of the test tube 11 is locked and fixed with the elastic end of the ball screw 2012, at this time, the elastic member 13 is compressed to a certain length, and the lower end of the test tube 11 just triggers the electronic switch 12, so , using the elastic member 13 to compress and buffer, the electronic switch 12 can be maintained to a certain extent, and the lower end of the test tube 11 can also be protected to prevent the electronic switch 12 and the lower end of the test tube 11 from being easily damaged due to large force.

When the test tube 11 needs to be pulled out, the test tube 11 can be pulled upward with a little force. When the elastic end of the ball screw 2012 comes out of the annular groove 111, the elastic member 13 restores the deformation and pushes the test tube 11 upward, so that the test tube 11 automatically moves upward. Bounce up, in this way, it is convenient to take out the test tube 11 .

5 to 7 and FIG. 10 , in an embodiment of the present invention, a plurality of bosses 1011 are provided at the bottom of the storage box 10 , and each of the plurality of bosses 1011 and the test tube rack 20 The test tube holes H20 are in one-to-one correspondence, and each of the bosses 1011 extends upward into the corresponding test tube hole H20 , and the electronic switch 12 is provided on the bosses 1011 . Preferably, the boss 1011 is adapted to the test tube hole H20. For example, the boss 1011 is cylindrical, and the diameter is substantially equal to the outer diameter of the test tube hole H20. When the test tube rack 20 is accommodated in the storage box 10, the storage box 10 The boss 1011 at the bottom just protrudes into the test tube hole H20.

In this embodiment, the bosses 1011 at the bottom of the storage box 10 are used to cooperate with the test tube holes H20 on the test tube racks 20 . On the other hand, when the test tube 11 is inserted into the test tube hole H20 and is fixed by the ball screw 2012, the bottom of the test tube 11 is at a certain distance from the bottom of the test tube rack 20. In this way, in use, when the test tube rack 20 is taken out , the test tube rack 20 can be stably placed on the plane carrier, thereby facilitating the use of the test tube rack 20 .

Referring to FIG. 10 , in one embodiment of the present invention, the boss 1011 includes a center table 1011b and an annular table 1011a coaxially disposed outside the center table 1011b , the annular table 1011a and the center table 1011b An annular chute is defined between, and the electronic switch 12 is arranged on the top of the center table 1011b.

Each of the bosses 1011 is provided with a floating sliding sleeve 14 , the lower end of the floating sliding sleeve 14 is slidably sleeved in the annular chute, and the upper end of the floating sliding sleeve 14 protrudes radially outwards There is a baffle 141, and the outer diameter of the baffle 141 is not larger than the outer diameter of the annular table 1011a, so that the baffle 141 and the annular table 1011a can extend into the test tube hole H20. Preferably, the height position of the electronic switch 12 is lower than the upper end of the floating sliding sleeve 14 to ensure that when the test tube 11 is inserted into the test tube hole H20, the lower end of the test tube 11 first contacts the upper end of the floating sliding sleeve 14, and the electronic switch 12 contacts the test tube afterward. The lower end of 11 contacts.

The elastic member 13 is a spring, the spring is sleeved on the floating sliding sleeve 14 , the lower end of the spring is abutted against the annular platform 1011 a , and the upper end of the spring is abutted against the blocking edge 141 .

During the process of inserting the test tube 11 downward into the test tube hole H20, the lower end of the test tube 11 first contacts the upper end of the floating sliding sleeve 14, forcing the floating sliding sleeve 14 to move downward. When it moves to a certain position, the lower end of the test tube 11 contacts the electronic When the switch 12 is in contact, the test tube 11 continues to move downward, and the electronic switch 12 can be triggered. During this process, the floating sliding sleeve 14 moves downward to force the spring to compress.

In this embodiment, using the floating sliding sleeve 14 to slide up and down can ensure that the elastic member 13 is reliably compressed, so that the elastic member 13 can provide a reliable buffer effect. In addition, it can be ensured that the elastic member 13 can bounce the test tube 11 up smoothly and reliably when the test tube 11 is pulled out.

In the description of this specification, description with reference to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc., mean specific features described in connection with the embodiment or example , structure, material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

The above descriptions are only the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformations made by the contents of the description and drawings of the present invention, or the direct/indirect application Other related technical fields are included in the scope of patent protection of the present invention.

Claims (10)

1. A medical sample collection device, comprising:

a storage box;

the test tube rack is accommodated in the accommodating cavity and comprises a plurality of rack units, and the rack units are sequentially spliced and assembled along a first direction;

each pipe frame unit comprises a support and a plurality of groups of wave bead screws, a plurality of test tube holes are formed in the support and are arranged at intervals along the second direction, and the second direction is perpendicular to the first direction; the multiple groups of wave bead screws correspond to the multiple test tube holes one by one, each group of wave bead screws comprises at least one wave bead screw, and at least one wave bead screw is arranged on the hole wall of the corresponding test tube hole;

when the test tube is inserted into the test tube hole, the elastic end of at least one wave bead screw abuts against the tube wall of the test tube so as to clamp and fix the test tube in the test tube hole.

2. The medical specimen collection device of claim 1, wherein the cradle has a first side and a second side, the first and second sides being arranged back to back in the first direction, the cradle having a plurality of sets of threaded holes, the plurality of sets of threaded holes corresponding one-to-one with the plurality of sets of wave-bead screws;

Each group of threaded holes comprises a first threaded hole and a second threaded hole, the first threaded hole is formed in the first side face and penetrates through the test tube hole, the second threaded hole is formed in the second side face and penetrates through the test tube hole, and the first threaded hole is opposite to the second threaded hole;

each group of wave bead screws comprise two wave bead screws, one of the two wave bead screws is in threaded fit with the corresponding group of first threaded holes in the threaded holes, the other of the two wave bead screws is in threaded fit with the corresponding group of second threaded holes in the threaded holes, and the elastic ends of the two wave bead screws protrude from the inner wall of the test tube hole.

3. The medical specimen collection device of claim 1, wherein the tube wall of the test tube is provided with a circular groove, and when the test tube is inserted into the test tube hole, the elastic end of the wave ball screw abuts against the circular groove.

4. The medical specimen collection device of claim 1, wherein the first side has a plurality of insertion slots spaced apart along the second direction, the insertion slots extending in an up-down direction;

The second side surface is provided with a plurality of plug connectors at intervals along the second direction, and the plug connectors extend along the up-down direction;

in two adjacent supports, the plug connector on one support is correspondingly plugged with the plug-in connection groove on the other support along the vertical direction one by one, so that the two adjacent supports are spliced and assembled together.

5. The medical specimen collection device of claim 4, wherein the mating groove defines a cutout in the first side surface, the cutout extending in an up-and-down direction;

the plug connector comprises a clamping portion and a neck portion, the clamping portion and the neck portion extend in the vertical direction, the clamping portion is opposite to the second side face, and the neck portion is connected between the clamping portion and the neck portion; the clamping portion is inserted into the insertion groove, the neck portion is contained in the opening, and the width of the opening is smaller than that of the insertion groove, so that the clamping portion is limited in the insertion groove.

6. The medical specimen collection device of claim 4, wherein the top surface of the holder further has a plurality of stop grooves and a plurality of stop shoulders, the plurality of stop grooves correspond to the plurality of insertion grooves one to one, each stop groove communicates with the corresponding insertion groove, and the width of the stop groove is greater than the width of the insertion groove;

The plurality of limiting blocking shoulders correspond to the plurality of plug connectors one by one, each limiting blocking shoulder is connected with the corresponding plug connector, and the width of each limiting blocking shoulder is greater than that of the corresponding plug connector;

when the plug connector is plugged in the plugging groove, the limiting blocking shoulder is blocked in the blocking groove and does not protrude out of the top surface of the support.

7. The medical specimen collection device of claim 1, further comprising a display screen disposed on the receptacle;

the bottom of the containing box is provided with a plurality of electronic switches, and the electronic switches correspond to the test tube holes in the test tube rack one by one;

when the test tube is inserted into the test tube hole and is clamped and fixed by the wave bead screw, the lower end of the test tube triggers the electronic switch in the test tube hole so that the display screen displays that the test tube hole is in a first state, and when the test tube is not inserted into the test tube hole, the electronic switch is not triggered so that the display screen displays that the test tube hole is in a second state.

8. The medical specimen collection device according to claim 7, wherein a plurality of elastic members are provided at the bottom of the storage box, the plurality of elastic members corresponding to the respective test tube holes of the test tube rack one by one;

When the test tube is inserted into the test tube hole and clamped and fixed by the wave ball screw, the elastic piece is compressed and the electronic switch is triggered.

9. The medical specimen collection device according to claim 8, wherein a plurality of bosses are provided at the bottom of the storage box, the plurality of bosses correspond to the respective test tube holes on the test tube rack one by one, each boss extends upward into the corresponding test tube hole, and the electronic switch is provided on the boss.

10. The medical specimen collection device of claim 9, wherein the boss includes a central land and an annular land coaxially disposed outside the central land, the annular land and the central land defining an annular chute therebetween, the electronic switch being disposed on a top portion of the central land;

each boss is provided with a floating sliding sleeve, the lower end of the floating sliding sleeve is slidably sleeved in the annular sliding groove, the upper end of the floating sliding sleeve protrudes outwards along the radial direction to form a blocking edge, and the outer diameter of the blocking edge is not larger than that of the annular table;

the elastic piece is a spring, the spring is sleeved on the floating sliding sleeve, the lower end of the spring is abutted to the annular table, and the upper end of the spring is abutted to the blocking edge.

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