Device for preventing tube explosion during incubation of EP tube

Abstract

The utility model discloses a device for preventing tube explosion during incubation of an EP tube, and relates to the field of medical auxiliary equipment, the device comprises a machine body and a heat dissipation plate, the top of the machine body is provided with an incubation device for incubating the EP tube, the bottoms of the left end and the right end of the incubation device are respectively provided with a clamping groove, the heat dissipation plate is located right above the incubation device, and the heat dissipation plate is connected with the incubation device. The heat dissipation plate is attached to a pipe cover of the EP pipe, the two ends of the heat dissipation plate are connected with the incubator through connecting assemblies, and each connecting assembly comprises a guide rail fixedly arranged at the end of the heat dissipation plate. According to the utility model, the tube cover of the EP tube is tightly pressed through the heat dissipation plate, so that the problem that the tube cover flies out from the end part of the EP tube is avoided, the problem that in the prior art, when nucleic acid is extracted from the incubating EP tube, the tube cover is frequently exploded and nucleic acid overflows due to the increase of the pressure in the EP tube, and a laboratory is polluted by aerosol is solved, and the heat dissipation of the EP tube is assisted through the arrangement of the heat dissipation plate, so that the heat dissipation efficiency is improved. And therefore, the air pressure in the EP pipe can be reduced in an auxiliary manner, and the problem of pipe explosion is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical auxiliary equipment field especially relates to a device that prevents the pipe of EP from exploding when incubating. BACKGROUND

[0002] Incubating EP tube extracts nucleic acid refers to in the nucleic acid extraction process, the EP tube containing sample is placed in constant temperature water bath pot and is heated to promote the release and separation of nucleic acid in the sample.

[0003] When incubating EP tube extracts nucleic acid, due to the increase of pressure in EP tube, the pipe often explodes, nucleic acid overflows, causes aerosol to pollute the laboratory, therefore, it is necessary to put forward a device that prevents the pipe of EP from exploding when incubating to solve the above problems, which can tightly cover the EP tube cover and prevent the pipe from exploding. UTILITY MODEL CONTENT

[0004] The utility model discloses a device that prevents the pipe of EP from exploding when incubating, to solve the above-mentioned existing technology in incubating EP tube extracts nucleic acid, due to the increase of pressure in EP tube, the pipe often explodes, nucleic acid overflows, causes aerosol to pollute the laboratory problem.

[0005] To achieve the above object, the utility model provides the following technical scheme: a device that prevents the pipe of EP from exploding when incubating, including body and heat dissipation board, the top of body is provided with the incubator for incubating EP tube, the bottom of left and right two ends of incubator is opened with the clamping slot, the heat dissipation board is located the just above incubator, the heat dissipation board and the pipe cover of EP are mutually pasted, two ends of heat dissipation board are all connected with incubator through connecting assembly,

[0006] The connecting assembly includes the guide rail fixedly arranged at the end of the heat dissipation board, the guide rails on the same side are provided with two, the inside of the guide rail is fixedly provided with a sliding groove, the inside of the sliding groove is slidably provided with a sleeve rod, the inside of the sleeve rod is slidably provided with a telescopic rod, one end of the telescopic rod movably extending out of the bottom of the sleeve rod is fixedly connected with a clamping block, a spring is fixedly connected between the end of the telescopic rod and the inner wall of the sleeve rod, a connecting rod is fixedly connected between the two clamping blocks, a handle is fixedly arranged at the middle of the top of the connecting rod, and the end of the clamping block is clamped into the inside of the clamping slot.

[0007] Preferably, the top of the heat dissipation board is fixedly provided with a heat dissipation fin.

[0008] Preferably, the spring is in a stretched state.

[0009] Preferably, the front and rear ends of the heat dissipation plate are provided with limiting grooves, the limiting grooves are internally slidably provided with limiting blocks, the end portions of the limiting blocks are fixedly provided with L-shaped blocks, the L-shaped blocks are fixedly connected with a scraper, the scraper is internally provided with a wiping sponge through a mounting assembly, and the upper surface of the wiping sponge and the lower surface of the heat dissipation plate are mutually attached.

[0010] Preferably, the mounting assembly comprises a mounting groove fixedly provided in the middle portion of the scraper, the wiping sponge is clamped in the mounting groove, the bottom of the wiping sponge is connected with a mounting plate through glue, the upper surface of the mounting plate and the lower surface of the scraper are mutually attached, and the mounting plate is fixedly connected with the scraper through bolts.

[0011] Preferably, in the initial state, the scraper is located at the end portion of the heat dissipation plate.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] 1. After the EP tube is placed in the incubator, both hands simultaneously grab the two handles, the heat dissipation plate is pressed on the tube cover of the EP tube, the handle is pressed down, the connecting rod, the clamping block and the telescopic rod are displaced downward, the spring is stretched, then the two handles are displaced close to each other, the connecting rod, the clamping block and the telescopic rod are displaced close to the incubator, the end portion of the clamping block is clamped in the internal portion of the clamping groove, and after the hands are released, the fixing and installation of the heat dissipation plate are completed, the tube cover of the EP tube is pressed tightly through the heat dissipation plate, the problem of the tube cover flying out of the end portion of the EP tube is avoided, the problem of the existing technology that the EP tube is used to extract nucleic acid, the pressure in the EP tube is increased, the tube is often broken, the nucleic acid is overflowed, and the laboratory is polluted by aerosol is solved;

[0014] 2. The sleeve rod can be slidably displaced in the sliding groove, the distance between the left and right sleeve rods can be adjusted, different lengths of incubators can be adapted to, at the same time, the length of the telescopic rod extending out of the sleeve rod can be adjusted, different heights of incubators can be adapted to, and finally, through the installation of the connecting assembly, the device can be applied to various types of incubators, has wide application prospect, and the applicability of the device is improved;

[0015] 3. The heat dissipation plate is arranged to assist the heat dissipation of the EP tube, the internal pressure of the EP tube can be reduced, the problem of the tube being broken is avoided, the heat dissipation fins are fixedly arranged on the top of the heat dissipation plate, the contact area between the heat dissipation plate and air is increased through the arrangement of the heat dissipation fins, and the heat dissipation efficiency of the heat dissipation plate is improved;

[0016] 4. When the bottom of the heat dissipation plate needs to be cleaned, the scraper is pushed to displace the L-shaped block, the limiting block and the wiping sponge, the bottom of the heat dissipation plate is cleaned through the wiping sponge, the problem that the bottom of the heat dissipation plate is polluted to the EP tube is avoided, and the convenience of the device is improved;

[0017] 5. By setting up the installation components, when the wiping sponge needs to be replaced, simply unscrew the bolts, remove the mounting plate and wiping sponge, tear off the wiping sponge, and replace it with a new one, thus improving the practicality of the equipment. Attached Figure Description

[0018] Figure 1 This is a three-dimensional structural diagram of a device for preventing EP tube rupture during incubation, according to this utility model.

[0019] Figure 2 This utility model Figure 1 A schematic diagram of the split structure.

[0020] Figure 3 This is a schematic diagram of the heat sink and connecting components of this utility model.

[0021] Figure 4 This is a schematic cross-sectional view of the sleeve rod and telescopic rod of this utility model.

[0022] Figure 5 This is a schematic diagram of the scraper and mounting components of this utility model.

[0023] In the diagram: 1. Body; 2. Incubator; 3. Slot; 4. Heat sink; 5. Heat sink fins; 6. Guide rail; 7. Sleeve rod; 8. Telescopic rod; 9. Locking block; 10. Spring; 11. Connecting rod; 12. Handle; 13. Limiting groove; 14. Limiting block; 15. L-shaped block; 16. Scraper; 17. Wiping sponge; 18. Mounting plate; 19. Bolt. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] This utility model provides, for example Figures 1-5 The device shown includes a body 1 and a heat sink 4 to prevent EP tube bursting during incubation. The top of the body 1 is equipped with an incubator 2 for incubating EP tubes. When extracting nucleic acid from EP tubes, the EP tubes are placed inside the incubator 2 for heating. Due to the increased pressure inside the EP tubes, tube bursts often occur, causing nucleic acid to spill out and contaminating the laboratory with aerosols. Therefore, this invention has slots 3 at the bottom of both ends of the incubator 2. The heat sink 4 is located directly above the incubator 2. The heat sink 4 and the tube cap of the EP tube are fitted together. Both ends of the heat sink 4 are connected to the incubator 2 through connecting components.

[0026] Specifically, the connecting assembly comprises guide rails 6 fixedly arranged at the ends of the heat dissipation plate 4, two guide rails 6 are arranged on the same side, a sliding groove is formed in the inner part of the guide rail 6, a sleeve rod 7 is slidably arranged in the sliding groove, a telescopic rod 8 is slidably arranged in the inner part of the sleeve rod 7, a clamping block 9 is fixedly connected to one end of the telescopic rod 8 which is movably extended out of the bottom of the sleeve rod 7, a spring 10 is fixedly connected between the end of the telescopic rod 8 and the inner wall of the sleeve rod 7, a connecting rod 11 is fixedly connected between the two clamping blocks 9, a handle 12 is fixedly arranged at the middle part of the top of the connecting rod 11, and the end of the clamping block 9 is clamped into the inner part of the clamping groove 3.

[0027] After the EP tube is placed in the incubator 2, both hands simultaneously grasp the two handles 12, press the heat dissipation plate 4 on the tube cover of the EP tube, press the handle 12 downward, drive the connecting rod 11, the clamping block 9 and the telescopic rod 8 to move downward, so that the spring 10 is stretched, then the two handles 12 are displaced towards each other, drive the connecting rod 11, the clamping block 9 and the telescopic rod 8 to move towards the incubator 2, so that the end of the clamping block 9 is clamped into the inner part of the clamping groove 3, and then the hands are released, the fixing and installation of the heat dissipation plate 4 is completed, and the tube cover of the EP tube is pressed tightly by the heat dissipation plate 4, so as to avoid the problem of tube cover flying out of the end of the EP tube, solve the problem that in the prior art, when nucleic acid is extracted from the incubated EP tube, the EP tube often bursts due to the increase of internal pressure, the nucleic acid overflows, and the laboratory is polluted by aerosol.

[0028] In addition, the sleeve rod 7 can slide in the sliding groove, so that the distance between the left and right sleeve rods 7 can be adjusted, so as to adapt to incubators 2 of different lengths, and the length of the telescopic rod 8 extending out of the sleeve rod 7 can be adjusted, so as to adapt to incubators 2 of different heights, and in summary, through the installation of the connecting assembly, the device can be applied to various models of incubators 2, has wide application prospect, and improves the applicability of the device.

[0029] Through the arrangement of the heat dissipation plate 4, the heat dissipation of the EP tube is assisted, so as to reduce the internal pressure of the EP tube, avoid the problem of tube burst, and the heat dissipation fins 5 are fixedly arranged on the top of the heat dissipation plate 4, the contact area between the heat dissipation plate 4 and the air is increased through the arrangement of the heat dissipation fins 5, and the heat dissipation efficiency of the heat dissipation plate 4 is improved.

[0030] Further, the spring 10 is in a stretched state, which ensures that the clamping block 9 has an upward pulling force, so that the tube cover of the EP tube is pressed tightly by the heat dissipation plate 4, and the problem that the EP tube is pressed and broken due to hard pressing is avoided.

[0031] Considering that the bottom of the heat dissipation plate 4 needs to be cleaned regularly to avoid impurities polluting the EP pipe, limit grooves 13 are formed at the front and rear ends of the heat dissipation plate 4, limit blocks 14 are slidably arranged in the limit grooves 13, L-shaped blocks 15 are fixedly arranged at the ends of the limit blocks 14, a scraper 16 is fixedly connected between the two L-shaped blocks 15, and a wiping sponge 17 is arranged in the scraper 16 through a mounting assembly. The upper surface of the wiping sponge 17 and the lower surface of the heat dissipation plate 4 are mutually attached.

[0032] When the bottom of the heat dissipation plate 4 needs to be cleaned, the scraper 16 is pushed to drive the L-shaped blocks 15, the limit blocks 14 and the wiping sponge 17 to displace, and the bottom of the heat dissipation plate 4 is cleaned by the wiping sponge 17, thereby avoiding the problem that impurities on the bottom of the heat dissipation plate 4 pollute the EP pipe, and improving the convenience of the equipment.

[0033] Further, the mounting assembly includes a mounting groove fixedly arranged in the middle of the scraper 16, the wiping sponge 17 is clamped in the mounting groove, the bottom of the wiping sponge 17 is connected with a mounting plate 18 through glue, the upper surface of the mounting plate 18 and the lower surface of the scraper 16 are mutually attached, and the mounting plate 18 is fixedly connected with the scraper 16 through bolts 19. When the wiping sponge 17 needs to be replaced, the bolts 19 are unscrewed, the mounting plate 18 and the wiping sponge 17 are removed, the wiping sponge 17 is torn off, and a new wiping sponge 17 is replaced, thereby improving the practicability of the equipment.

[0034] Further, in the initial state, the scraper 16 is located at the end position of the heat dissipation plate 4. In this way, the scraper 16 is arranged to avoid blocking the heat dissipation plate 4 from pressing the EP pipe.

Claims

1. An apparatus for preventing the explosion of EP tubes during incubation, comprising a body (1) and a heat sink (4), characterized in that: The top of the machine body (1) is provided with an incubator (2) for incubating EP tubes, the bottom of the left and right ends of the incubator (2) is provided with a clamping groove (3), the heat dissipation plate (4) is located directly above the incubator (2), the heat dissipation plate (4) and the tube cover of the EP tube are attached to each other, and the two ends of the heat dissipation plate (4) are connected with the incubator (2) through a connecting assembly; The connecting assembly comprises guide rails (6) fixedly arranged at the ends of the heat dissipation plate (4), two guide rails (6) are arranged on the same side, a sliding groove is fixedly arranged in the guide rail (6), a sleeve rod (7) is slidably arranged in the sliding groove, a telescopic rod (8) is slidably arranged in the sleeve rod (7), a clamping block (9) is fixedly connected to one end of the telescopic rod (8) which is movably arranged at the bottom of the sleeve rod (7), a spring (10) is fixedly connected between the end of the telescopic rod (8) and the inner wall of the sleeve rod (7), a connecting rod (11) is fixedly connected between the two clamping blocks (9), a handle (12) is fixedly arranged at the middle of the top of the connecting rod (11), and the end of the clamping block (9) is clamped into the inside of the clamping groove (3).

2. An apparatus for preventing the explosion of an EP tube during incubation according to claim 1, characterized in that: The top of the heat dissipation plate (4) is fixedly provided with a heat dissipation fin (5).

3. An apparatus for preventing the explosion of an EP tube during incubation according to claim 1, characterized in that: The spring (10) is in a stretched state.

4. An apparatus for preventing the explosion of an EP tube during incubation according to claim 2, characterized in that: The front and rear ends of the heat dissipation plate (4) are provided with limiting grooves (13), and the limiting grooves (13) are slidably provided with limiting blocks (14), the ends of the limiting blocks (14) are fixedly provided with L-shaped blocks (15), two L-shaped blocks (15) are fixedly connected with a scraper (16), the inside of the scraper (16) is provided with a wiping sponge (17) through a mounting assembly, and the upper surface of the wiping sponge (17) and the lower surface of the heat dissipation plate (4) are attached to each other.

5. An apparatus for preventing the explosion of an EP tube during incubation according to claim 4, characterized in that: The mounting assembly comprises a mounting groove fixedly arranged in the middle of the scraper (16), the wiping sponge (17) is clamped in the mounting groove, the bottom of the wiping sponge (17) is connected with a mounting plate (18) through glue, the upper surface of the mounting plate (18) and the lower surface of the scraper (16) are attached to each other, and the mounting plate (18) is fixedly connected with the scraper (16) through bolts (19).

6. An apparatus for preventing the explosion of an EP tube during incubation according to claim 5, characterized in that: In the initial state, the scraper (16) is located at the end position of the heat dissipation plate (4). In the initial state, the scraper (16) is located at the end position of the heat dissipation plate (4).

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