CN220990925U

CN220990925U - Constant temperature incubator

Info

Publication number: CN220990925U
Application number: CN202322610779.6U
Authority: CN
Inventors: 范海春
Original assignee: Guangzhou Yaochuan Medical Technology Co ltd
Current assignee: Guangzhou Yaochuan Medical Technology Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-05-24
Anticipated expiration: 2033-09-26

Abstract

The utility model relates to the technical field of laboratory instruments and discloses a constant-temperature incubator, which comprises a main body seat, wherein an incubation box is arranged at the top of the main body seat, a plurality of jacks are arranged at the top of the incubation box, test tubes are inserted into the jacks, a plurality of fastening ring assemblies are fixedly connected to the top of the main body seat, the axes of the fastening ring assemblies are respectively overlapped with the axes of the jacks at the top of the incubation box, the diameter of the inner cavity of the fastening ring assembly is larger than the diameter of the jacks, and four negative pressure foot columns are fixedly connected to the bottom of the main body seat; according to the utility model, the fastening ring assembly is arranged, so that the test tube inserted into the jack at the top of the incubation box can be automatically fastened, the stability of the test tube in the jack at the top of the incubation box is improved, when the incubation box oscillates, the damage caused by collision of the test tube in the jack at the top of the incubation box is effectively avoided, in addition, the negative pressure leg is arranged at the bottom of the main body seat, and when the instrument is placed on a laboratory, the instrument can be adsorbed on the laboratory through the negative pressure leg, so that the fixing effect is achieved.

Description

Constant temperature incubator

Technical Field

The utility model relates to the technical field of laboratory instruments, in particular to a constant temperature incubator.

Background

The constant temperature incubator (constant temperature mixing instrument) adopts a direct current brushless motor and microcomputer control technology, and perfectly combines the functions of constant temperature, two timing and three timing, thereby greatly shortening the time of experimental operation and improving the efficiency of staff. The device is an ideal automatic tool for the reaction processes of sample incubation, catalysis, uniform mixing, preservation and the like, an incubation box is arranged at the top of a constant temperature incubator, the incubation box has constant temperature and vibration effects, and a test tube (an internal storage experimental sample) is required to be inserted into a jack at the top of the incubation box during use.

Different test tube diameter sizes are different among the prior art, appear test tube size and incubation box jack non-adaptation situation easily when using, and the in-process is vibrate the in-process and is caused the harm to the test tube easily, and the instrument is because of possessing vibration effect in addition, and stability is not good enough when the laboratory bench is placed, lacks fixing device and reduces instrument landing risk.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a constant temperature incubator, which aims to solve the problems that in the prior art, a test tube and an incubation box jack are easy to be not matched when the constant temperature incubator is used, a fixing device is lacked in an instrument, and the stability is poor when the constant temperature incubator is placed.

The utility model provides the following technical scheme: the constant temperature incubator comprises a main body seat, wherein an incubation box is arranged at the top of the main body seat, a plurality of jacks are arranged at the top of the incubation box, test tubes are inserted into the jacks, a plurality of fastening ring assemblies are fixedly connected to the top of the main body seat, the axes of the fastening ring assemblies are respectively overlapped with the axes of the jacks at the top of the incubation box, the diameter of the inner cavity of each fastening ring assembly is larger than that of each jack, and four negative pressure foot columns are fixedly connected to the bottom of the main body seat; the fastening ring assembly comprises a main ring body, the main ring body is fixedly connected with the top of the incubation box, a plurality of square perforations penetrating through the side wall of the main ring body are formed in the inner cavity of the main ring body, a reverse thrust plate is fixedly connected in each square perforation of the main ring body, a movable pressing block is sleeved in each square perforation of the main ring body in a sliding manner, the movable pressing block is respectively connected with the reverse thrust plate in a transmission manner through a plurality of first springs, and the movable pressing block faces to the edge of the top of one side of the test tube and is arranged to be an arc-shaped chamfer.

Further, a plurality of remove briquetting is all fixedly connected with rubber pad towards the one end of test tube.

Further, a plurality of the post holes have all been seted up towards thrust plate one end to remove the briquetting, and is a plurality of the equal fixedly connected with reference column of thrust plate orientation removal briquetting one side, a plurality of the equal fixedly connected with anticreep dish of reference column other end, the anticreep dish inserts in the post hole, and a plurality of the equal activity of reference column lateral wall has cup jointed the holding ring, and is a plurality of the holding ring is respectively at a plurality of removal briquetting post hole inner wall fixed connection, anticreep dish diameter is greater than the holding ring internal diameter.

Furthermore, the positioning ring is in clearance fit with the side wall of the positioning column, and the anti-drop disc is in clearance fit with the moving press block column hole.

Further, the negative pressure stilt is including outer ring section of thick bamboo, outer ring section of thick bamboo is in main part seat bottom fixed connection, outer ring section of thick bamboo inner chamber activity has cup jointed the inner tube, the inner tube top is connected with main part seat bottom transmission through the second spring, inner tube lateral wall bottom fixedly connected with spacing ring, outer ring section of thick bamboo lateral wall is located the inner tube top and begins to have the venthole, fixedly connected with one-way discharge valve in its venthole, the through-hole that runs through to inside has been seted up at the inner tube top, the inner tube bottom is open-ended.

Further, the inner wall of the outer ring barrel is provided with a vertical positioning groove, the side wall of the inner barrel is provided with a sliding block, and the sliding block is sleeved in the vertical positioning groove of the inner wall of the outer ring barrel in a sliding mode.

Further, the inner wall of the outer ring cylinder is tightly attached to the side wall of the inner cylinder.

Furthermore, the side wall of the outer ring cylinder is provided with an air inlet hole, and a plug cover is arranged in the air inlet hole.

The utility model has the technical effects and advantages that:

According to the utility model, the fastening ring assembly is arranged, so that the test tube inserted into the jack at the top of the incubation box can be automatically fastened, the stability of the test tube in the jack at the top of the incubation box is improved, the damage caused by collision of the test tube in the jack at the top of the incubation box is effectively avoided when the incubation box oscillates, in addition, the negative pressure leg is arranged at the bottom of the main body seat, and when an instrument is placed on a laboratory table, the instrument can be adsorbed on the laboratory table through the negative pressure leg, so that the fixing effect is achieved, the stability of the instrument is improved when the instrument is placed, and the slipping condition of the instrument is avoided.

Drawings

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

FIG. 2 is a schematic view of the fastening ring assembly of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the structure of the movable briquette in FIG. 2 according to the present utility model;

fig. 4 is a schematic view of the negative pressure leg structure in fig. 1 according to the present utility model.

The reference numerals are: 1. a main body seat; 2. incubating the cassette; 3. a test tube; 4. a fastening ring assembly; 5. a negative pressure foot post; 41. a main ring body; 42. moving the pressing block; 43. a counter plate; 44. a first spring; 45. positioning columns; 46. a positioning ring; 47. an anti-drop disc; 48. a rubber pad; 51. an outer ring barrel; 52. an inner cylinder; 53. a second spring; 54. a limiting ring; 55. a one-way exhaust valve; 56. and (5) plugging a cover.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings.

Referring to fig. 1, 2 and 3, the utility model provides a constant temperature incubator, which comprises a main body seat 1, wherein an incubation box 2 is installed at the top of the main body seat 1, a plurality of jacks are arranged at the top of the incubation box 2, and test tubes 3 are inserted into the jacks, and the constant temperature incubator is characterized in that: the top of the main body seat 1 is fixedly connected with a plurality of fastening ring assemblies 4, the axes of the fastening ring assemblies 4 are respectively overlapped with the axes of a plurality of jacks at the top of the incubation box 2, the diameter of the inner cavity of the fastening ring assembly 4 is larger than that of the jacks, and the bottom of the main body seat 1 is fixedly connected with four negative pressure foot columns 5; the fastening ring assembly 4 comprises a main ring body 41, the main ring body 41 is fixedly connected to the top of the incubation box 2, a plurality of square perforations penetrating through the side wall of the main ring body 41 are formed in the inner cavity of the main ring body 41, a thrust back plate 43 is fixedly connected to the square perforations of the main ring body 41, a movable pressing block 42 is sleeved in the square perforations of the main ring body 41 in a sliding manner, the movable pressing block 42 is respectively connected with the thrust back plate 43 in a transmission manner through a plurality of first springs 44, and the edges of one surface of the movable pressing block 42, facing the test tube 3, are provided with arc-shaped chamfers.

Referring to fig. 3, a plurality of moving press blocks 42 are fixedly connected with rubber pads 48 towards one ends of the test tubes 3, and the moving press blocks 42 can be prevented from pressing the test tubes 3 too much to damage the test tubes 3 by arranging the rubber pads 48 according to flexibility.

Referring to fig. 2, a plurality of movable pressing blocks 42 are all provided with column holes towards one end of the counter-pressing plate 43, a plurality of counter-pressing plates 43 are all fixedly connected with positioning columns 45 towards one side of the movable pressing blocks 42, the other ends of the plurality of positioning columns 45 are all fixedly connected with anti-falling disks 47, the anti-falling disks 47 are inserted into the column holes, the side walls of the plurality of positioning columns 45 are all movably sleeved with positioning rings 46, the plurality of positioning rings 46 are respectively fixedly connected with the inner walls of the column holes of the plurality of movable pressing blocks 42, the diameter of the anti-falling disks 47 is larger than the inner diameter of the positioning rings 46, the positioning columns 45 can be prevented from falling off from the column holes of the movable pressing blocks 42 through the cooperation of the positioning rings 46 and the anti-falling disks 47, and the effect of avoiding the movable pressing blocks 42 from falling off from square through inner cavity holes of the main ring body 41 is achieved.

Referring to fig. 2, the positioning ring 46 is in clearance fit with the side wall of the positioning column 45, and the anti-drop disc 47 is in clearance fit with the column hole of the moving press block 42, so that the large friction resistance caused by the sliding of the positioning column 45 and the anti-drop disc 47 to the moving press block 42 can be avoided.

Referring to fig. 4, the negative pressure leg 5 includes an outer ring cylinder 51, the outer ring cylinder 51 is fixedly connected at the bottom of the main body seat 1, the inner cylinder 52 is movably sleeved in the inner cavity of the outer ring cylinder 51, the top of the inner cylinder 52 is in transmission connection with the bottom of the main body seat 1 through a second spring 53, a limiting ring 54 is fixedly connected to the bottom end of the side wall of the inner cylinder 52, an air outlet hole is formed in the side wall of the outer ring cylinder 51 and located above the inner cylinder 52, a one-way exhaust valve 55 is fixedly connected in the air outlet hole, a through hole penetrating to the inside is formed in the top of the inner cylinder 52, the bottom of the inner cylinder 52 is opened, after the instrument is placed on a table top, the outer ring cylinder 51 is pressed by pressing the main body seat 1, the side wall of the inner cylinder 52 moves downwards, the bottom of the inner cylinder 52 is tightly attached to the table top, at this moment, the negative pressure leg 5 integrally achieves a shrinkage effect, the second spring 53 is compressed, and after the negative pressure leg 5 is shrunk, air is exhausted through the one-way exhaust valve 55, the pressing effect of the main body seat 1 can be moved upwards by the second spring 53, at this moment, the negative pressure leg 5 is in a negative pressure state, the inside the table top is adsorbed on the table top, thereby fixing the table top to the one-way exhaust valve 55. H11W.

Referring to fig. 4, a vertical positioning groove is formed in the inner wall of the outer ring barrel 51, a sliding block is formed on the side wall of the inner barrel 52, and the sliding block is in sliding sleeve connection with the vertical positioning groove in the inner wall of the outer ring barrel 51, so that the inner barrel 52 can be prevented from falling off from the inner cavity of the outer ring barrel 51.

Referring to fig. 4, the inner wall of the outer ring barrel 51 is tightly attached to the side wall of the inner barrel 52, so that the air tightness of the inner barrel 52 in the outer ring barrel 51 is improved, and the air leakage condition at the gap between the side wall of the inner barrel 52 and the inner wall of the outer ring barrel 51 is prevented.

Referring to fig. 4, the side wall of the outer ring barrel 51 is provided with an air inlet hole, a plug cover 56 is installed in the air inlet hole, when the plug cover 56 is disassembled, external air can enter the inner part of the outer ring barrel 51 through the air inlet hole, so that the internal pressure of the negative pressure leg 5 is balanced with the external pressure, and the negative pressure leg 5 loses the adsorption effect.

The working principle of the utility model is as follows: when the test tube 3 inserts and incubates in the jack at box 2 top during the use, test tube 3 is located the inner chamber position of fastening ring subassembly 4, can make the removal briquetting 42 want the direction displacement of test tube 3 through the elasticity of first spring 44, because remove briquetting 42, first spring 44 sets up a plurality of, can make a plurality of removal briquetting 42 all support the lateral wall of test tube 3, thereby play stable effect to test tube 3, and before test tube 3 inserts and incubates box 2 top jack, a plurality of removal briquetting 42 are in order to be the state of stretching out, because a plurality of removal briquetting 42 set up the arc chamfer towards one side top edge of test tube 3, can be at first contact a plurality of arc chamfer of removal briquetting 42 at test tube 3 in-process, can make test tube 3 push away from the direction of test tube 3 and compress to first spring 44 when the cambered surface influences, thereby avoid a plurality of removal briquetting 42 to stop test tube 3 insertion process.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. The present utility model is not limited to the above-described embodiments, and the above-described embodiments and descriptions merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a constant temperature incubator, includes main part seat (1), main part seat (1) top is installed and is hatched box (2), it is equipped with a plurality of jacks to incubate box (2) top, and is a plurality of all inserted test tube (3) in the jack, its characterized in that: the top of the main body seat (1) is fixedly connected with a plurality of fastening ring assemblies (4), the axes of the fastening ring assemblies (4) are respectively overlapped with the axes of a plurality of jacks at the top of the incubation box (2), the diameter of the inner cavity of the fastening ring assembly (4) is larger than that of the jacks, and the bottom of the main body seat (1) is fixedly connected with four negative presser foot columns (5); the fastening ring assembly (4) comprises a main ring body (41), the main ring body (41) is fixedly connected with the top of the incubation box (2), a plurality of square perforations penetrating through the side wall of the main ring body (41) are formed in the inner cavity of the main ring body (41), a reverse pushing plate (43) is fixedly connected in each square perforation of the main ring body (41), a plurality of movable pressing blocks (42) are sleeved in each square perforation of the main ring body (41) in a sliding manner, and the movable pressing blocks (42) are respectively connected with the plurality of reverse pushing plates (43) in a transmission manner through a plurality of first springs (44), and a plurality of movable pressing blocks (42) are arranged to form arc-shaped chamfers towards one top edge of the test tube (3).

2. A constant temperature incubator according to claim 1, wherein: and one ends of the movable pressing blocks (42) facing the test tube (3) are fixedly connected with rubber pads (48).

3. A constant temperature incubator according to claim 1, wherein: a plurality of remove briquetting (42) all have seted up the post hole towards thrust plate (43) one end, a plurality of thrust plate (43) all fixedly connected with reference column (45) towards removal briquetting (42) one side, a plurality of equal fixedly connected with anticreep dish (47) of reference column (45) other end, anticreep dish (47) insert in the post hole, a plurality of holding ring (46) have all been cup jointed to the equal activity of reference column (45) lateral wall, a plurality of holding ring (46) are respectively at a plurality of removal briquetting (42) post hole inner wall fixed connection, anticreep dish (47) diameter is greater than holding ring (46) internal diameter.

4. A constant temperature incubator according to claim 3, wherein: the locating ring (46) is in clearance fit on the side wall of the locating column (45), and the anti-drop disc (47) is in clearance fit in the column hole of the movable pressing block (42).

5. A constant temperature incubator according to claim 1, wherein: the negative pressure leg (5) comprises an outer ring cylinder (51), the outer ring cylinder (51) is fixedly connected to the bottom of the main body seat (1), an inner cylinder (52) is movably sleeved at the inner cavity of the outer ring cylinder (51), the top of the inner cylinder (52) is in transmission connection with the bottom of the main body seat (1) through a second spring (53), a limiting ring (54) is fixedly connected to the bottom end of the side wall of the inner cylinder (52), an air outlet hole is formed in the side wall of the outer ring cylinder (51) above the inner cylinder (52), a one-way exhaust valve (55) is fixedly connected in the air outlet hole, a through hole penetrating into the inner part is formed in the top of the inner cylinder (52), and the bottom of the inner cylinder (52) is open.

6. A constant temperature incubator according to claim 5, wherein: the inner wall of the outer ring barrel (51) is provided with a vertical positioning groove, the side wall of the inner barrel (52) is provided with a sliding block, and the sliding block is sleeved in the vertical positioning groove on the inner wall of the outer ring barrel (51) in a sliding way.

7. A constant temperature incubator according to claim 5, wherein: the inner wall of the outer ring cylinder (51) is tightly attached to the side wall of the inner cylinder (52).

8. A constant temperature incubator according to claim 5, wherein: an air inlet hole is formed in the side wall of the outer ring barrel (51), and a plug cover (56) is arranged in the air inlet hole.