CN211537820U

CN211537820U - Dry-type thermostat for endotoxin detection

Info

Publication number: CN211537820U
Application number: CN201922279120.0U
Authority: CN
Inventors: 郜巍
Original assignee: Xiamen Yuyi Health Technology Co ltd
Current assignee: Xiamen Yuyi Health Technology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-22
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a dry-type thermostat for endotoxin detection in the technical field of toxin detection instruments, which comprises a shell, wherein a metal heating block is embedded at the upper part of the shell, the bottom of the metal heating block is provided with a film resistor for heating, the shell is also provided with a display screen, the shell is vertically and fixedly connected with a vertical rod, the outer wall of the vertical rod is slidably connected with a slide block, the slide block is screwed with a fixing screw rod which is abutted against the outer wall of the vertical rod, the slide block is fixedly connected with a test tube rack which is in one-to-one correspondence with test tube holes arranged on the metal heating block, and the slide block is rotatably connected with a dustproof light screen which is positioned above the test tube rack through a rotating, inside the test tube business turn over metal heating piece simultaneously that can realize that the multiunit detects, not only reaction test tube need not to seal, shelter from dust and highlight through the dustproof light screen that sets up the slope, and the aqueous vapor of heating meets condensation and becomes water and avoids falling into in the reaction test tube under the dustproof light screen guide of slope.

Description

Dry-type thermostat for endotoxin detection

Technical Field

The utility model relates to a toxin detecting instrument technical field specifically is an endotoxin detects uses dry-type thermostated container.

Background

Bacterial endotoxin is an exogenous pyrogen, and most of the injection drug varieties recorded in pharmacopoeia need to control the content of the bacterial endotoxin. The bacterial endotoxin test is a method for detecting the content of bacterial endotoxin of gram-negative bacteria by using a limulus reagent, the bacterial endotoxin can specifically activate the limulus reagent to cause multi-stage enzyme contact reaction of the limulus reagent, activate coagulase, generate coagulated protein or chromogenic group under the action of the coagulase, and the concentration of the bacterial endotoxin is determined by visually observing whether solid and non-slip gel is generated or not or determining the turbidity of the reagent or the generation amount of the chromogenic group by adopting a photometric analyzer, and finally, whether the content of the endotoxin in a test sample is qualified or not is judged. In the test of bacterial endotoxin, it is usually necessary to incubate the limulus reagent with the test sample at a constant temperature of 37. + -. 1 ℃ for 60. + -.2 minutes while controlling the reaction temperature.

Current constant temperature equipment is through water bath tank water-bath heating, and temperature control has great delay, and heat-conduction is slow, and is inhomogeneous at the heat distribution in different regions, influences experimental accuracy, can form the condensate water at the cavity top in the water bath tank function, and this kind of gel water drips into and can cause the pollution problem in the reaction test tube, need seal the reentrant constant temperature equipment to every reaction test tube at present, and increases and seal the operation and need be consuming time.

The existing dry type constant temperature instrument for detecting endotoxin can not realize that the test tube is taken out from the instrument at the same time.

Based on this, the utility model designs a dry-type thermostated instrument is used in endotoxin detection to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an endotoxin detects uses dry-type thermostats to solve the current endotoxin that proposes in the above-mentioned background art and detect and use dry-type thermostats can not realize the problem of taking out the test tube from the instrument simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an endotoxin detects uses dry-type thermostated container, includes the casing, the upper portion of casing is inlayed and is equipped with the metal heating piece, be provided with the test tube hole on the metal heating piece, metal heating piece bottom is provided with film resistance and is used for the heating, and the inside semiconductor digital sensor that is equipped with that inlays of metal heating piece is used for monitoring the temperature, still be provided with the display screen on the casing, vertical rigid coupling has the montant on the casing, montant outer wall sliding connection has the slider, the spiro union has the clamping screw with montant outer wall butt on the slider, the rigid coupling has the test-tube rack with the test tube hole one-to-one of offering with the metal heating piece on the slider, rotate through the swivel on the slider and be connected with.

Preferably, dustproof light screen is close to casing one side and is provided with the printing opacity shell, be provided with slidable magnetism seat between dustproof light screen and the printing opacity shell, it has the photography equipment towards the casing to inlay on the magnetism seat, photography equipment and display screen electric connection, dustproof light screen opposite side still is provided with the magnet of being connected with magnetism seat magnetism.

Preferably, the swivel comprises an inner ring fixedly connected to the outer wall of the sliding block and an outer ring rotatably connected to the outer wall of the inner ring, and the dustproof light shielding plate is obliquely and fixedly connected to the outer side wall of the outer ring.

Preferably, the included angle between the dustproof shading plate and the horizontal plane is 10-15 degrees.

Preferably, an arc-shaped groove is formed in the outer wall of the inner ring, an alignment groove is formed in the inner side wall of the outer ring, and a positioning column which can be clamped into or separated from the arc-shaped groove is connected to the alignment groove through an elastic piece.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a place the test tube on the test-tube rack, can realize that the multiunit detects the test tube business turn over metal heating piece simultaneously inside that detects, not only react the test tube through the dustproof light screen that sets up the slope and need not to seal, shelter from dust and highlight, the aqueous vapor of heating meets condensation and becomes water and avoids falling into in the reaction tube under the dustproof light screen guide of slope.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the swivel structure of the present invention;

FIG. 3 is an enlarged schematic view A-A of FIG. 2;

fig. 4 is a schematic view of the dustproof light shielding plate and the connection component thereof.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a housing; 11. a metal heating block; 12. a display screen; 2. a vertical rod; 3. a slider; 31. fixing the screw rod; 4. a test tube rack; 5. rotating the ring; 51. an inner ring; 511. an arc-shaped groove; 52. an outer ring; 521. aligning the groove; 53. a positioning column; 54. an elastic member; 6. a dustproof shading plate; 61. a light-transmitting shell; 62. a magnetic base; 63. a photographing apparatus; 64. and a magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides an endotoxin detects uses dry-type thermostated container, includes casing 1, the upper portion of casing 1 is inlayed and is equipped with metal heating block 11, be provided with the test tube hole on the metal heating block 11, metal heating block 11 bottom is provided with film resistance and is used for the heating, and metal heating block 11 is inside to be inlayed and to be equipped with semiconductor digital sensor and be used for monitoring temperature, still be provided with display screen 12 on the casing 1, vertical rigid coupling has montant 2 on the

casing

1, 2 outer wall sliding connection of montant have slider 3, the spiro union has the clamping screw 31 with 2 outer wall butts of montant on the slider 3, the rigid coupling has the test tube rack 4 with the test tube hole one-to-one that metal heating block 11 was seted up on the slider 3, rotate through swivel 5 on the slider and be connected with the dustproof light screen.

Further, dustproof light screen 6 is provided with light-transmitting shell 61 near casing 1 one side, be provided with slidable magnetism seat 62 between dustproof light screen 6 and the light-transmitting shell 61, it has the photography equipment 63 towards casing 1 to inlay on the magnetism seat 62, photography equipment 63 and display screen 12 electric connection, dustproof light screen 6 opposite side still is provided with the magnet 64 of being connected with magnetism seat 62 magnetism, can observe the condition in real time in the test tube through photography equipment 63.

Furthermore, the swivel 5 comprises an inner ring 51 fixedly connected with the outer wall of the slider 3 and an outer ring 52 rotatably connected with the outer wall of the inner ring 51, the dustproof light shielding plate 6 is fixedly connected on the outer side wall of the outer ring 52 in an inclined manner, and the inclined dustproof light shielding plate 6 is favorable for guiding the condensed water to move towards a low position.

Furthermore, the included angle between the dustproof light shielding plate 6 and the horizontal plane is 10-15 degrees.

Further, an arc-shaped groove 511 is formed in the outer wall of the inner ring 51, an alignment groove 521 is formed in the inner side wall of the outer ring 52, and a positioning column 53 which can be clamped into or separated from the arc-shaped groove 511 is connected to the alignment groove 521 through an elastic piece 54.

The utility model discloses an embodiment:

a plurality of groups of test tubes for loading samples are inserted into a test tube rack 4, the test tubes do not need to be sealed, fixing screws 31 screwed on the sliding blocks 3 can fix the sliding blocks 3 at any positions of the vertical rods 2, the sliding blocks 3 are moved on the outer walls of the vertical rods 2, so that the test tubes on the test tube rack 4 are inserted into test tube holes of the corresponding metal heating blocks 11 one by one, heating is carried out through film resistors arranged at the bottoms of the metal heating blocks 11, and semiconductor digital sensors are embedded in the metal heating blocks 11 and used for monitoring the temperature and displaying the temperature on a display screen 12;

the dustproof light shielding plate 6 is fixedly connected with the outer ring 52 into a whole, the inner ring 51 is fixedly connected with the slider 3 into a whole, the outer ring 52 can rotate around the axis direction of the inner ring 51, so that the dustproof light shielding plate 6 can rotate to the position above the test tube rack 4 to achieve the purposes of dust prevention and strong light shielding, and when the dustproof light shielding plate 6 can rotate to move away from the position above the test tube rack 4, a test tube can be inserted into or pulled out of the test tube rack;

the outer ring 52 is driven to rotate on the outer wall of the inner ring 51 in the rotation process of the dustproof light shielding plate 6, when the dustproof light shielding plate 6 rotates to a position right above the test tube rack 4, the positioning column 53 in the alignment groove 521 on the inner side wall of the outer ring 52 is just clamped into the arc-shaped groove 511 on the outer wall of the inner ring 51 under the action of the elastic piece 54, so that accurate positioning is realized, the dustproof light shielding plate 6 is prevented from rotating randomly, and the arc-shaped groove 511 is favorable for the separation of the positioning column;

the contained angle between dustproof light screen 6 and the horizontal plane is 12, the aqueous vapor of heating meets condensation and becomes water and avoids falling into in the reaction test tube under the light-transmitting shell 61 guide of the dustproof light screen 6 bottom of slope, dustproof light screen 6 is close to 1 one side of casing and has a light-transmitting shell 61 through the bolt rigid coupling, magnetism seat 62 adopts the iron material to make, magnetism seat 62 can remove in the space that forms between magnetism seat 62 and light-transmitting shell 61, the magnet 64 that dustproof light screen 6 top set up can drive the magnetism seat 62 removal that magnetism is connected with it, magnetism seat 62 removes and drives the different test tubes of the mobile alignment of the camera equipment 63 of inlaying, because dustproof light screen 6 has hindered the sight when blockking dust and highlight, transmit the picture of gathering to the display screen through camera equipment.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer 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.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an endotoxin detects uses dry-type thermostated instrument, includes casing (1), the upper portion of casing (1) inlays and is equipped with metal heating block (11), be provided with the test tube hole on metal heating block (11), metal heating block (11) bottom is provided with film resistance and is used for the heating, and metal heating block (11) inside is inlayed and is equipped with semiconductor digital sensor and is used for monitoring temperature, still be provided with display screen (12) on casing (1), its characterized in that: vertical rigid coupling has montant (2) on casing (1), montant (2) outer wall sliding connection has slider (3), the spiro union has clamping screw (31) with montant (2) outer wall butt on slider (3), the rigid coupling has test tube hole one-to-one's test-tube rack (4) of seting up with metal heating piece (11) on slider (3), rotate through change (5) on slider (3) and be connected with dustproof light screen (6) that are located test-tube rack (4) top.

2. The dry thermostat for endotoxin detection as claimed in claim 1, wherein: dustproof light screen (6) are close to casing (1) one side and are provided with light-transmitting shell (61), be provided with slidable magnetism seat (62) between dustproof light screen (6) and light-transmitting shell (61), it has photography equipment (63) towards casing (1) to inlay on magnetism seat (62), photography equipment (63) and display screen (12) electric connection, dustproof light screen (6) opposite side still is provided with magnet (64) of being connected with magnetism seat (62) magnetism.

3. The dry thermostat for endotoxin detection as claimed in claim 1, wherein: the rotating ring (5) comprises an inner ring (51) fixedly connected to the outer wall of the sliding block (3) and an outer ring (52) rotatably connected to the outer wall of the inner ring (51), and the dustproof shading plate (6) is obliquely and fixedly connected to the outer side wall of the outer ring (52).

4. The dry thermostat for endotoxin detection as claimed in claim 3, wherein: the included angle between the dustproof shading plate (6) and the horizontal plane is 10-15 degrees.

5. The dry thermostat for endotoxin detection as claimed in claim 3, wherein: an arc-shaped groove (511) is formed in the outer wall of the inner ring (51), an alignment groove (521) is formed in the inner side wall of the outer ring (52), and a positioning column (53) which can be clamped into or separated from the arc-shaped groove (511) is connected into the alignment groove (521) through an elastic piece (54).