CN217639098U - Sliding positioning device of blood coagulation detector - Google Patents

Abstract

The utility model discloses a sliding positioning device of blood coagulation detector, including the test tube seat, be equipped with the grafting chamber that is used for the grafting test tube on the test tube seat, be equipped with respectively about on the test tube seat with guide bar activity grafting complex guiding hole, install the lower cover on the lower terminal surface of test tube seat, be equipped with the through-hole on the position that the lower cover corresponds the guiding hole, be equipped with the transverse groove of undercut on the lower terminal surface of test tube seat, transverse groove and guiding hole intercommunication each other, be equipped with the draw-in groove that communicates with the transverse groove each other on the test tube seat of two guiding hole front sides, be equipped with the kicking block that extends to the rear side on the middle part front side inner wall of transverse groove, still including setting up the elasticity fastener in the transverse groove, both ends extend to in the draw-in groove respectively about the elasticity fastener, the rear side wall face and the guide bar of elasticity fastener paste tightly, the kicking block laminating is on the front side wall face of elasticity fastener. The utility model has the advantages of simple and reasonable structure, low production cost, convenient use and convenient later maintenance.

Description

Sliding positioning device of blood coagulation detector

Technical Field

The utility model relates to a sliding positioning device of blood coagulation detector.

Background

The blood coagulation tester has close relation with clinical various diseases in the detection indexes of the hemostasis and thrombus molecular markers, such as atherosclerosis, cardiovascular and cerebrovascular diseases, diabetes, arteriovenous thrombosis and the like, is used for clinically measuring the content of various components in human blood and quantitatively analyzing biochemical analysis results, provides a reliable digital basis for clinically diagnosing various diseases of patients, and is a conventional detection device which is necessary for clinical use.

In a coagulation test, a test tube loaded with blood needs to be inserted into a test tube holder. Then the test needle in the test assembly is inserted into the test tube seat, and then the test is carried out by repeatedly rotating the test tube left and right.

Based on the above, among the prior art, adopt linear motion mechanism such as electronic or pneumatics to drive the test assembly and move towards the test tube seat, this kind of moving mode has the problem that manufacturing cost is high, the structure is complicated, later maintenance is with high costs.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a with test tube seat and guide bar activity grafting, through removing the relative guide bar of seat and remove and can carry out the slide positioning device that fixes a position relative to the guide bar.

The sliding positioning device of the coagulation detector comprises a test tube base, wherein an inserting cavity for inserting test tubes is formed in the test tube base, guide holes which are movably inserted and matched with guide rods are formed in the left side and the right side of the test tube base respectively, a lower cover is installed on the lower end face of the test tube base, through holes are formed in the positions, corresponding to the guide holes, of the lower cover, transverse grooves which are sunken upwards are formed in the lower end face of the test tube base, the transverse grooves are communicated with the guide holes, clamping grooves which are communicated with the transverse grooves are formed in the test tube base on the front side of the two guide holes, ejector blocks which extend towards the rear side are arranged on the inner wall of the front side of the middle of each transverse groove, elastic clamping pieces are arranged in the transverse grooves, the left end and the right end of each elastic clamping piece extend into the corresponding clamping groove, the rear side wall of each elastic clamping piece is tightly attached to the guide rods, and the ejector blocks are attached to the front side wall of the elastic clamping pieces.

Preferably, the top blocks are at least two and are arranged on the inner wall of the front side of the middle part of the transverse groove at intervals from left to right.

Preferably, the two clamping grooves are respectively arranged at the upper left corner and the upper right corner of the transverse groove.

Preferably, the elastic fastener is a steel wire with elasticity.

Preferably, the guide hole is internally sleeved with a guide sleeve.

Preferably, the guide sleeve is made of rubber, and a soft protrusion is arranged on the inner wall of the guide sleeve and is in contact with the guide rod.

Preferably, the outer wall of the middle part of the elastic clamping piece is provided with an insulating sleeve

The utility model has the advantages of simple and reasonable, reduction in production cost, convenient to use, the later maintenance of being convenient for, compare with current technique, including the test tube seat, be equipped with the grafting chamber that is used for pegging graft the test tube on the test tube seat be equipped with respectively with guide bar activity grafting complex guiding hole about, install the lower cover on the lower terminal surface of test tube seat, the lower cover corresponds be equipped with the through-hole on the position of guiding hole be equipped with the transverse groove of making progress sunken on the lower terminal surface of test tube seat, the transverse groove with the guiding hole communicates mutually, two be equipped with on the test tube seat of guiding hole front side with the draw-in groove that the transverse groove communicates mutually be equipped with the kicking block that extends to the rear side on the middle part front side inner wall of transverse groove, still including setting up elasticity fastener in the transverse groove, both ends extend respectively to in the draw-in groove, the rear surface and the guide bar of elasticity fastener paste tightly, the kicking block laminating is in on the preceding lateral wall of elasticity fastener. The utility model discloses, through controlling two draw-in grooves cooperation kicking blocks, bend the elasticity fastener, make it produce and form, be the arc form of both sides in the side, middle part backward bending and guide bar laminating. By means of the fit of the test tube base and the guide rod, the test tube base can be suspended at any position of the guide rod without being driven by external force. That is, when the blood coagulation test is performed, the test tube holder is moved up and down relative to the guide bar so as to be close to or away from the test needle of the test unit.

Drawings

FIG. 1 is a schematic perspective view of a test tube holder;

FIG. 2 is a schematic structural view showing the mounting state of the test tube holder and the guide bar;

FIG. 3 is a schematic exploded view of a test tube holder;

FIG. 4 is a second exploded view of the test tube holder;

FIG. 5 is a schematic cross-sectional view of a test tube holder;

FIG. 6 is a second schematic sectional view of the test tube holder;

fig. 7 is a schematic perspective view of the blood coagulation tester.

Detailed Description

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

Referring to fig. 1 to 7, a sliding positioning device of a blood coagulation detector includes a test tube holder 10, wherein an insertion cavity 110 for inserting a test tube is provided on the test tube holder 10, guide holes 120 movably inserted and matched with guide rods 40 are respectively provided on the left and right sides of the test tube holder 10, a lower cover 30 is mounted on the lower end surface of the test tube holder 10, a through hole 310 is provided on the lower cover 30 at a position corresponding to the guide hole 120, a transverse groove 130 recessed upward is provided on the lower end surface of the test tube holder 10, the transverse groove 130 is communicated with the guide holes 120, clamping grooves 131 communicated with the transverse groove 130 are provided on the test tube holder 10 on the front side of the two guide holes 120, a top block 132 extending to the rear side is provided on the inner wall of the front side of the middle portion of the transverse groove 130, an elastic clamping member 60 is provided in the transverse groove 130, the left and right ends of the elastic clamping member 60 extend into the clamping grooves 131, the rear side wall of the elastic clamping member 60 is tightly attached to the guide rods 40, and the top block 132 is attached to the front surface of the elastic clamping member 60.

The utility model discloses, when specifically using, establish swivel ring 410 on test assembly 420 outer wall including the cover, swivel ring 410 downwardly extending has two guide bars 40, and guide bar 40 pegs graft in guiding hole 120. That is, the test tube holders move up and down relative to the guide bars, either toward the testing assembly 420 or away from it. The test needle of the test assembly can be inserted into the test tube of the test tube seat by the approach.

The utility model discloses, through controlling two draw-in grooves cooperation kicking blocks, bend the elasticity fastener, make it produce and form, be the arc form of both sides in the side, middle part backward bending and guide bar laminating. By means of the fit of the test tube base and the guide rod, the test tube base can hover at any position of the guide rod under the driving of no external force. That is, when the coagulation test is performed, the test tube holder is moved up and down relative to the guide bar so as to approach or separate from the test needle of the test module 420.

The rotating ring 410, in a specific application, can be driven by a driving mechanism in the tester to rotate the rotating ring back and forth.

Referring to fig. 4, at least two of the top blocks 132 are arranged on the inner wall of the front side of the middle portion of the transverse groove 130 at left and right intervals. The function of the top block 132 is to push the middle part of the spring catch back, so that it forms an arc.

Referring to fig. 4, two of the locking slots 131 are respectively disposed at the upper left corner and the upper right corner of the transverse slot 130. The locking groove 131 functions to position the left and right ends of the elastic clip at a forward position and to fit the bent elastic clip to the guide bar.

In the present invention, the elastic fastener 60 is an elastic steel wire.

Referring to fig. 1, the guide hole 120 is provided with a guide sleeve 20 therein. The guide sleeve 20 is made of rubber, and a soft protrusion is arranged on the inner wall of the guide sleeve 20 and contacts with the guide rod 40. The effect of uide bushing 20 is the guide bar laminating that can be better, and soft arch can play interference fit's effect with the guide bar, and further cooperation elasticity fastener plays the effect of hovering.

Referring to fig. 3, an insulating sleeve 50 is disposed on the outer wall of the middle portion of the elastic clip 60. The insulator 50 serves to prevent the wire from contacting the internal circuitry.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like are used in the orientations and positional relationships indicated in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the present invention, and the terms "first" and "second" are used only for descriptive purposes and are not intended to indicate or imply relative importance or to imply the number of technical features being referred to.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a sliding positioning device of blood coagulation detector, includes test tube seat (10), be equipped with grafting chamber (110) that are used for pegging graft the test tube on test tube seat (10), its characterized in that: the test tube base is characterized in that guide holes (120) which are movably connected with and matched with guide rods (40) in an inserted mode are formed in the left side and the right side of the test tube base (10), a lower cover (30) is installed on the lower end face of the test tube base (10), through holes (310) are formed in positions, corresponding to the guide holes (120), of the lower cover (30), transverse grooves (130) which are sunken upwards are formed in the lower end face of the test tube base (10), the transverse grooves (130) are communicated with the guide holes (120), clamping grooves (131) which are communicated with the transverse grooves (130) are formed in the test tube base (10) on the front sides of the two guide holes (120), ejector blocks (132) which extend towards the rear side are formed in the inner wall of the front side of the middle of each transverse groove (130), elastic clamping pieces (60) are arranged in the transverse grooves (130), the left end and the right end of each elastic clamping piece (60) extend into the clamping groove (131), the rear face of the side wall of each elastic clamping piece (60) is tightly attached to the guide rods (40), and the front side wall of the elastic clamping pieces (132) are attached to the front side wall of the elastic clamping pieces (60).

2. The sliding positioning device of a coagulation detector of claim 1, wherein: the jacking blocks (132) are at least provided with two jacking blocks and are arranged on the inner wall of the front side of the middle part of the transverse groove (130) at left and right intervals.

3. The sliding positioning device for a coagulation detector of claim 1, wherein: the two clamping grooves (131) are respectively arranged at the upper left corner and the upper right corner of the transverse groove (130).

4. The sliding positioning device of a coagulation detector according to any one of claims 1 to 3, wherein: the elastic clamping piece (60) is an elastic steel wire.

5. The sliding positioning device of a coagulation detector according to any one of claims 1 to 3, wherein: the guide hole (120) is internally sleeved with a guide sleeve (20).

6. The sliding positioning device of a coagulation detector of claim 5, wherein: the guide sleeve (20) is made of rubber materials, and a soft bulge is arranged on the inner wall of the guide sleeve (20) and is in contact with the guide rod (40).

7. The sliding positioning device of claim 5, wherein: and an insulating sleeve (50) is arranged on the outer wall of the middle part of the elastic clamping piece (60).

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