CN209772191U - Small-diameter test tube fixing clamp and sample rack with same - Google Patents

Abstract

The utility model discloses a small-diameter test tube fixing clip and a sample rack with the fixing clip, wherein the small-diameter test tube fixing clip comprises a substrate, via holes distributed along the length direction are arranged on the substrate, the via holes penetrate through the upper side and the lower side of the substrate, the bottom of the substrate is provided with at least two vertical downwards extending inserting pieces corresponding to each via hole, the inserting pieces are distributed along the length direction of the substrate and are symmetrically arranged at the two sides corresponding to the via holes, the sample rack comprises a base body and the small-diameter test tube fixing clip, placing grooves are distributed on the base body along the length direction, the placing grooves are vertically arranged, the side walls of the placing grooves are provided with elastic limit structures, the via holes and the placing grooves are arranged in one-to-one correspondence, the via holes are smaller than the placing grooves, the inserting pieces and the side walls of the placing grooves are butted on the original sample rack to configure the small-diameter test tube fixing clip, the utilization rate of the sample rack is greatly improved, and the development cost is reduced.

Description

Small-diameter test tube fixing clamp and sample rack with same

Technical Field

the utility model relates to a medical science check out test set field, concretely relates to minor diameter test tube fixing clip and have sample frame of this fixing clip.

Background

In chemiluminescence detection, an operator generally only needs to place a test tube containing a sample on a sample rack and then send the test tube into an analyzer, and the analyzer automatically completes a series of operations such as sampling or reagent addition and finally gives an analysis result. And put into in order to make things convenient for the test tube, the standing groove that sets up on the sample frame usually can be bigger relatively the test tube, the two tends towards clearance fit, like the sample frame is at the removal in-process, the test tube extremely easily takes place to rotate or rocks in the standing groove, can cause the interference to the normal clear of inspection step, be unfavorable for normally sweeping sign indicating number discernment etc. even the analysis result is inaccurate, in addition, current sample frame can only be used for the fixed of a sample test tube usually and place, when need be used for relatively less test tube fixed, then need the sample frame of corresponding small-size, the rate of utilization of sample frame has been reduced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a minor diameter test tube fixing clip and have sample frame of this fixing clip can make sample frame practical in the fixed of two kinds at least sample test tubes, improves sample frame's rate of utilization.

the technical scheme is as follows:

The utility model provides a minor diameter test tube fixing clip, its key lies in, including the base plate, the via hole that has on the base plate and distribute along its length direction, the via hole runs through both sides about the base plate, and the base plate bottom corresponds every via hole and is equipped with two at least vertical downwardly extending's inserted sheet, the inserted sheet distributes along base plate length direction, and the symmetry sets up in the both sides that correspond the via hole.

Scheme more than adopting, carry out the size through the via hole to putting into in the sample frame test tube and inject and the upper end is fixed to satisfy the demand that utilizes the sample frame to place minor diameter sample test tube, and fixing clip accessible inserted sheet is fixed on the sample frame, adopts detachably connected mode, and the original function of sample frame is not influenced in the dismantlement of being convenient for.

Preferably, the method comprises the following steps: the position that corresponds every via hole on the base plate is equipped with at least one groove of stepping down, the groove of stepping down is located the via hole outside, and the pore wall of via hole has just to the deformation mouth that the groove of stepping down seted up. By adopting the scheme, the via hole has certain elastic deformation capacity, the hole wall at the deformation port is expanded in the yielding groove, a relatively large sample test tube can be inserted, and the utilization rate of the sample test tube is further improved.

Preferably, the method comprises the following steps: correspond every the via hole is equipped with two grooves of stepping down, two the groove symmetry of stepping down sets up in the both sides of via hole, and distributes along the length direction of base plate. By adopting the scheme, the deformation of the through hole side wall is ensured to be symmetrical when the through hole side wall is extruded inside, so that the stability of putting the sample test tube is ensured, and the sample test tube is prevented from deflecting.

Preferably, the method comprises the following steps: correspond every the via hole is equipped with four inserted sheets, four the inserted sheet sets up about the central symmetry that corresponds the via hole. By adopting the scheme, the installation stability of the fixing card can be ensured, the looseness of the fixing card is prevented, and the loading of a sample test tube is influenced.

For the stability when further guaranteeing fixing clip and sample frame cooperation, the via hole has vertical downwardly extending's extension along base plate width direction's both sides lateral wall, extension and two inserted sheet fixed connection of homonymy.

For the cooperation installation effectiveness that improves fixing clip and sample frame, inserted sheet lower extreme tip has the chamfer.

The utility model provides a sample frame, includes the base member, it has the standing groove to distribute along its length direction on the base member, the standing groove is vertical to be set up, be equipped with elasticity limit structure on the lateral wall of standing groove, elasticity limit structure is along the radial inside arch of standing groove, and its key lies in: including foretell minor diameter test tube fixing clip, minor diameter test tube fixing clip lock is at the top of base member, via hole and standing groove one-to-one set up, and the via hole is less than the standing groove, the lateral wall butt of inserted sheet and standing groove.

scheme more than adopting, original sample frame can be used to place great sample test tube, and after having configured minor diameter test tube fixing clip, can be used to place more miniature sample test tube, only need within the scope of elasticity limit structure can to can improve the rate of utilization of sample frame, reduce development cost.

Preferably, the method comprises the following steps: the elastic limiting structure comprises a limiting part body, wherein the limiting part body is provided with a yielding part extending vertically downwards and supporting parts which are positioned on two sides of the yielding part in the width direction and are arranged in parallel with the yielding part, the lower end of the yielding part is provided with a limiting bulge protruding towards one side of the thickness direction of the yielding part, the limiting bulge extends downwards in an inclined manner, and the protruding outer side of the limiting bulge is of an inwards-recessed smooth cambered surface structure;

The supporting part is characterized in that a mounting groove is vertically formed in the side wall, the elastic limiting structure is embedded into the mounting groove, a step is arranged on the wall of the mounting groove along the height direction of the mounting groove, and the supporting part is supported on the step.

Through this kind of can dismantle mode that sets up ground elasticity limit structure, it is spacing both to have realized carrying out circumference to the test tube of putting into, can select the test tube of more different models of locating part body adaptation of different model sizes, has reduced the moulding processing degree of difficulty and the manufacturing cost of base member simultaneously to make and be face contact between spacing arch and the test tube, can further increase the frictional force of the two, can effectively prevent that the test tube from taking place the skew and take place the test tube

Compared with the prior art, the beneficial effects of the utility model are that:

adopt above technical scheme's minor diameter test tube fixing clip and have the sample frame of this fixing clip, dispose minor diameter test tube fixing clip with the mode of dismantling on original sample frame to can be used for placing the sample test tube of more models with the sample frame, improve the rate of utilization of sample frame greatly, reduce development cost.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the small-diameter test tube fixing clip shown in FIG. 1;

FIG. 3 is a schematic bottom view of FIG. 2;

FIG. 4 is a top view of FIG. 2;

FIG. 5 is a schematic view of a sample rack structure;

FIG. 6 is a schematic view of the base structure of FIG. 5;

FIG. 7 is a top view of FIG. 6;

FIG. 8 is a perspective view of an elastic limiting structure;

FIG. 9 is a schematic view of the installation of the elastic limiting structure;

FIG. 10 is a schematic view of the tube and the elastic stopper;

Fig. 11 is a cross-sectional view of fig. 1.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

referring to fig. 1 to 11, the small-diameter test tube fixing clip and the sample holder with the same of the present application are shown, first, referring to fig. 2 to 4, the small-diameter test tube fixing clip mainly includes a substrate 5 in a rectangular thin plate structure, via holes 50 uniformly distributed along a length direction of the substrate 5 are formed in the substrate 5, the via holes 50 penetrate through two sides of the thickness direction of the substrate 5, four insert pieces 51 are arranged at the bottom of the substrate 5 corresponding to each via hole 50, the insert pieces 51 extend vertically downward to the lower surface of the substrate 5, the four insert pieces 51 are symmetrically arranged on two sides of the via holes 50 in pairs, and are arranged opposite to each other, that is, the via holes 50 are symmetrically arranged about a center of the via holes 50, the side walls of the two sides of the via holes 50 along the length direction of the substrate 5 have extending portions 501 extending vertically downward, and the front and rear ends.

Under general conditions, the cross section of via hole 50 is circular, in order to improve the throughput of via hole 50 in this application, so be equipped with the groove 52 of stepping down corresponding to every via hole 50 on the base plate 5, in this embodiment, be provided with two grooves 52 of stepping down corresponding to every via hole 50, two grooves 52 of stepping down are located the both sides of via hole 50 along base plate 5 length direction respectively, the mouth 500 that warp has been seted up to the position of just stepping down groove 52 on the via hole 50 lateral wall, like this when the via hole 50 lateral wall receives the extrusion outwards, the lateral wall of mouth 500 department that warp then can expand towards the groove 52 of stepping down to make the test tube more easily pass through via hole 50.

Referring to fig. 1, the sample rack shown in fig. 5 to 10, it mainly includes the base member 1 that is the cuboid structure on the whole, it has the standing groove 10 along length direction array distribution, standing groove 10 is from the vertical undercut's of base member 1 grooving structure of upper surface, and standing groove 10 is uncovered along base member 1 width direction's both sides upper portion, be favorable to the lightweight development of base member 1, standing groove 10 is enclosed and is blocked by the lateral wall 11 of separating the formation along base member 1 length direction's both sides, be equipped with elasticity limit structure on the lateral wall 11, elasticity limit structure is at least partly along the radial inside arch of standing groove 10, can play the centre gripping fixed to the test tube of putting into standing groove 10, prevent its effect of taking place the rotation simultaneously.

in this embodiment, the elastic limiting structure includes a limiting member body 2, which is generally an inverted "mountain" shaped structure, and has a yielding portion 20 extending vertically downward and supporting portions 21 located at two sides of the yielding portion 20 in the width direction, the supporting portions 21 are parallel to the yielding portion 20, the supporting portions 21 are shorter than the yielding portion 20, and the supporting portions 21 and the yielding portion 20 are integrally formed by a plastic material.

the mounting groove 3 has been seted up to the vertical on the lateral wall 11, its upper end is uncovered, the degree of depth of mounting groove 3 is greater than the length of letting position portion 20, elasticity limit structure is from the top embedding mounting groove 3 in, be equipped with step 30 along the direction of height on the cell wall of mounting groove 3 (being lateral wall 11 along the inboard surface of base member 1 width direction promptly), the distance of step 30 to base member 1 upper surface suits with the length of supporting part 21, then after elasticity limit structure from top embedding mounting groove 3, supporting part 21 just supports on step 30, prevent that it from continuing to move down.

The bayonet 110 is arranged on the side wall 11 at a position corresponding to the step 30, the buckle 210 adapted to the bayonet 110 is arranged at the end part of the lower end of the support part 21, the buckle 210 is in a barb shape and faces outwards and is opposite to the bayonet 110, and then after the support part 21 is supported on the step 30, the buckle 210 is clamped in the bayonet 110, so that the position of the elastic limiting structure can be further fixed, the elastic limiting structure is prevented from moving upwards or being separated from the mounting groove 3, and the stability of the elastic limiting structure is improved.

One side of the lower end of the abdicating part 20 is provided with a limit bump 200, the limit bump 200 protrudes towards one side of the thickness direction of the abdicating part 20, when the elastic limit structure is embedded into the mounting groove 3 from the upper part, it is ensured that the protruding direction of the limit bump 200 is towards the inside of the placing groove 10, and simultaneously, the outer side of the abdicating part 20 (the side same as the protruding direction of the limit bump 200, including the outer side of the limit bump 200) is a smooth arc surface structure, and the arc surface is recessed from the outside to the inside to form a structure similar to an arc groove extending vertically, when a test tube is placed into the placing groove 10, the limit bump 200 at the lower end is extruded to move towards the opposite direction of the protruding direction, and the upper part of the limiting part body 2 is fixed, so that the arc groove structure at the outer side of the abdicating part 20 can be more easily attached to the test tube, an arc-shaped enclosure is formed, the, simultaneously, spacing arch 200 exerts elastic restoring force to the test tube all the time, can increase the frictional force between the two, is favorable to preventing the test tube rotation.

Except the mounting groove 3 at both ends, mounting groove 3 in the middle of all inlaying of base member 1 in this embodiment is equipped with two elasticity limit structure, can greatly reduced mould and the processing degree of difficulty like this, forms two installation positions in proper order, simplifies the structure simultaneously, is favorable to the further lightweight of base member 1.

And in order to improve the centre gripping limiting displacement to the test tube, correspond every standing groove 10 in this embodiment and be equipped with two elasticity limit structure, as shown in the figure, two elasticity limit structure symmetries set up in standing groove 10 along 1 length direction's of base member both sides, and two spacing archs 200 are all radially inwards protruding towards the standing groove 10 that corresponds, can realize the both sides of symmetry and enclose the fender and restrict rotatoryly like this to the test tube of putting into.

referring to fig. 5 and 6, the upper portion of the rear end of the base body 1 is provided with a handle for facilitating taking and placing, the lower portion is provided with a positioning element 4, and the positioning element 4 is a magnet or a ferromagnetic metal piece embedded along the width direction of the base body 1, so that after the detection channel is placed, the ferromagnetic metal piece or the magnet correspondingly arranged on the detection channel is magnetically attracted with each other, and thus the base body 1 is fixed.

The vertical spacing groove 12 that is equipped with in position that is close to positioning element 4 on the base member 1 for with spacing card cooperation on the testing channel, reach and realize the spacing effect of axial to it, base member 1 lower part still is equipped with guide way 13 simultaneously, guide way 13 sets up along the length direction of base member 1, for leading to the groove structure, runs through the both ends of base member 1, with the testing channel cooperation, be favorable to during base member 1 steadily gets into the testing channel, guarantee the stability of test tube.

through hole 50 on the small diameter test tube fixing clip in this application suits with the distribution interval of standing groove 10, and one-to-one is just to concentric setting, and the diameter ratio of through hole 50 is little than the diameter of standing groove 10, but the diameter of through hole 10 is more than or equal to the distance between two adjacent spacing archs 200 again, guarantees elasticity limit structure's validity with this.

in addition, the distance between two opposite insertion sheets 51 is adapted to the distance between two side walls 11 of the placing groove 10, so that after the small-diameter test tube fixing clamp is installed, the two insertion sheets 51 are respectively abutted to the two side walls 11, the small-diameter test tube fixing clamp is fixedly installed, the stability of the small-diameter test tube fixing clamp is maintained, and of course, the insertion sheets 51 are inserted into the small-diameter test tube fixing clamp conveniently, so that the lower end of each insertion sheet 51 is provided with a chamfer angle on one side close to the corresponding side wall 11, and the effect of guiding insertion is.

Referring to fig. 1 to 11, the small-diameter test tube fixing clip and the sample holder with the same of the present application are generally used, wherein the sample holder can be used for fixing and placing a large test tube 6 alone, after the large test tube 6 is placed into the placing groove 10, the size of the large test tube 6 is matched with the size of the placing groove 10, and is matched with the structure of a similar arc groove outside the yielding part 20, the two sides of the test tube 6 are pressed by the side pressure of the limiting protrusion 200, and meanwhile, the arc-shaped structure forms an arc-shaped enclosure for the test tube 6, so as to achieve the enclosure for the test tube 6 and prevent rotation.

and when needs are fixed to prevent the less little test tube 7 of diameter, then install the minor diameter test tube fixing clip to the sample frame, adopt the mode of block between the two, it is quick convenient, then insert the standing groove 10 with little test tube 7 through via hole 50 again, at this moment, the upper end of little test tube 7 mainly receives the restriction of via hole 50 fixed, the lower extreme inserts standing groove 10 bottom, simultaneously with spacing protruding 200 butts, satisfy the fixed demand of little test tube 6, the effect that prevents the rotation has simultaneously equally.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims (8)

1. the utility model provides a minor diameter test tube fixing clip which characterized in that: including base plate (5), via hole (50) that have on base plate (5) and distribute along its length direction, both sides about base plate (5) are run through in via hole (50), and base plate (5) bottom corresponds every via hole (50) and is equipped with inserted sheet (51) of two at least vertical downwardly extending, inserted sheet (51) distribute along base plate (5) length direction, and the symmetry sets up in the both sides that correspond via hole (50).

2. The small-diameter test tube fixing clip according to claim 1, wherein: the position that corresponds every via hole (50) on base plate (5) is equipped with at least one groove of stepping down (52), the groove of stepping down (52) are located the via hole (50) outside, and the pore wall of via hole (50) has just to deformation mouth (500) that groove of stepping down (52) seted up.

3. The small-diameter test tube fixing clip according to claim 2, wherein: correspond every via hole (50) are equipped with two and give way groove (52), two give way groove (52) symmetry set up in the both sides of via hole (50), and distribute along the length direction of base plate (5).

4. The small-diameter test tube fixing clip according to claim 1, wherein: correspond every via hole (50) are equipped with four inserted sheet (51), four inserted sheet (51) set up about the central symmetry that corresponds via hole (50).

5. The small-diameter test tube fixing clip according to claim 4, wherein: the via hole (50) has vertical downwardly extending extension parts (501) along the two side walls of the width direction of the substrate (5), and the extension parts (501) are fixedly connected with the two insertion pieces (51) on the same side.

6. A small-diameter test tube fixing clip according to claim 1, 4 or 5, wherein: the lower end part of the inserting piece (51) is provided with a chamfer.

7. The utility model provides a sample frame, includes base member (1), it has standing groove (10) to distribute along its length direction on base member (1), standing groove (10) vertical setting, be equipped with elasticity limit structure on lateral wall (11) of standing groove (10), elasticity limit structure is radially inwards protruding along standing groove (10), its characterized in that: including foretell minor diameter test tube fixing clip, minor diameter test tube fixing clip lock is at the top of base member (1), via hole (50) and standing groove (10) one-to-one set up, and via hole (50) are less than standing groove (10), the lateral wall butt of inserted sheet (51) and standing groove (10).

8. The sample holder of claim 7, wherein: the elastic limiting structure comprises a limiting part body (2), wherein a yielding part (20) extending vertically downwards and a supporting part (21) which is positioned on two sides of the yielding part (20) in the width direction and is parallel to the yielding part are arranged on the limiting part body (2), a limiting bulge (200) protruding towards one side of the thickness direction is arranged at the lower end of the yielding part (20), the limiting bulge (200) extends obliquely downwards, and the protruding outer side of the limiting bulge is of an inwards-recessed smooth arc surface structure;

the supporting structure is characterized in that a mounting groove (3) is vertically formed in the side wall (11), the elastic limiting structure is embedded into the mounting groove (3), a step (30) is arranged on the wall of the mounting groove (3) in the height direction of the mounting groove, and the supporting portion (21) is supported on the step (30).