CN212980954U

CN212980954U - Novel detection kit that little biological nucleic acid used

Info

Publication number: CN212980954U
Application number: CN202021316379.4U
Authority: CN
Inventors: 夏震遥; 唐加林; 龚正华; 唐敏; 何美
Original assignee: Shenzhen Yanyuan Biotechnology Co ltd
Current assignee: Shenzhen Yanyuan Biotechnology Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-04-16
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a novel detection box that little biological nucleic acid used, place the seat including detecting the box main part and the test tube that is located detection box main part top one side, a plurality of test tube standing grooves have been seted up at the top that the seat was placed to the test tube, have placed the test tube in the test tube standing groove, all bond on the both sides inner wall of test tube standing groove and be fixed with the elasticity grip block, one side that two elasticity grip blocks that are located same test tube standing groove each other are close to respectively with the both sides movable contact of the test tube that corresponds, the bottom fixed mounting that detects the box main part has the rectangular pipe. The utility model relates to a rationally, the inside negative pressure of quick reinforcing silica gel sucking disc of being convenient for cooperates the anti-skidding nature of the shape of returning antiskid cushion that extrudees deformation simultaneously, can strengthen the steadiness of placing of detecting the box main part, effectively reduces and appears detecting the box main part at the in-process of operation and follows the removal or bump the risk that drops by the mistake, satisfies the user demand, is favorable to the use.

Description

Novel detection kit that little biological nucleic acid used

Technical Field

The utility model relates to a detect box technical field, especially relate to a novel detect box that little biological nucleic acid used.

Background

In recent years, bedside examination and research become hot, the proposal of the concept is based on the wide application of a specific substrate technology, and is mainly limited to test strips and simple and convenient small-sized detection instruments such as glucometers, but with the application of immunology, optics, biosensors and the like, the development of bedside examination can greatly improve the detection speed, win time for rescue, enable diagnosis to be more accurate and intuitive, shorten hospitalization time and the like, and even possibly change the diagnosis of doctors at any time, in the aspect of treatment of sudden public health events, experts in inspection medicine in China begin to use a detection box to detect biological nucleic acid, and the detection result is issued with the following notice numbers: CN206204272U discloses a novel microbial nucleic acid detection box, which comprises a box body, one side of the box body is rotatably connected with a box cover through a rotating shaft, the upper end of the box cover is provided with a first groove, the bottom of the first groove is provided with transparent glass, the side wall of the first groove is provided with a sliding rod, an observation device is sleeved on the sliding rod, the upper end of the box body is provided with a test tube rack, a detection liquid test tube is placed on the test tube rack, the upper end of the box body is provided with a detection groove, white glass is arranged below the detection groove, both ends of the white glass are provided with LED lamps, one side of the box body is provided with a placement groove, a battery is arranged in the placement groove, the observation device comprises a sliding block, the sliding block is provided with a sliding hole, the sliding hole penetrates through the sliding block, the upper end of the sliding block is provided with two clamping grooves, the detection box can simultaneously carry out detection and observation work, can realize the shooting and the storage of observation pictures, lightens the workload of detection personnel, provides a good detection environment and increases the accuracy of detection.

Although the above patent can realize the detection operation of microbial accounting, it still has some disadvantages; it is not convenient for place the convenient stability of detection box on the operation panel, it is at the in-process that detects, need frequently remove miniature microscope, it is promoting miniature microscope's in-process, there is the phenomenon that the detection box is following the removal often, and then influence observation work, and when the detection box is touched with carelessly, the risk that the detection box dropped appears easily, although there is the installation sucking disc in the market to reach fixed structure, but the adsorption affinity size of its sucking disc must not strengthen the regulation mostly, fixed effect is unsatisfactory, can not satisfy the user demand, therefore we have proposed a novel detection box that microorganism nucleic acid was used and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a novel detection box for microbial nucleic acid.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel detection box for microbial nucleic acid comprises a detection box main body and a test tube placing seat positioned on one side of the top of the detection box main body, wherein a plurality of test tube placing grooves are formed in the top of the test tube placing seat, test tubes are placed in the test tube placing grooves, elastic clamping blocks are fixedly bonded on the inner walls of two sides of each test tube placing groove, one sides, close to each other, of the two elastic clamping blocks in the same test tube placing groove are respectively in movable contact with two sides of the corresponding test tube, a rectangular tube is fixedly installed at the bottom of the detection box main body, two rectangular boxes are fixedly installed between the inner walls of the top and the bottom of the rectangular tube, one sides, close to each other, of the two rectangular boxes are respectively provided with an opening, silica gel suckers are fixedly bonded at four corners of the bottom of the rectangular tube, two connecting tubes are communicated and fixed at the bottom of the rectangular boxes, the, the bottom of the rectangular tube is fixedly bonded with a clip-shaped anti-skidding elastic cushion which is positioned between four silica gel suckers, a rectangular piston is sleeved in the rectangular box in a sealing and sliding manner, the same fixed block is fixedly arranged between the top inner wall and the bottom inner wall of the rectangular box, the two fixed blocks are positioned between the two rectangular pistons, a first U-shaped rod is fixedly arranged on the right side of the rectangular piston positioned on the left side of the two rectangular pistons, a second U-shaped rod is fixedly connected with the left side of the rectangular piston positioned on the right side, one sides of the first U-shaped rod and the second U-shaped rod, which are close to each other, extend to the space between the two rectangular boxes, the first U-shaped rod is sleeved on the second U-shaped rod in a sliding manner, a first rectangular hole is formed in the right side of the fixed block positioned on the left side of the two fixed blocks, the inner wall of the first rectangular hole is connected with the outer side of the first U-shaped rod in a sliding manner, and a first, a second rectangular hole is arranged on the right side of the fixed block positioned on the right side, the inner wall of the second rectangular hole is connected with the outer side of the second U-shaped rod in a sliding way, a second limiting block positioned in the second U-shaped rod is fixedly arranged between the inner wall of the front side and the inner wall of the rear side of the second rectangular hole, the sides of the first limiting block and the second limiting block far away from each other are fixedly provided with springs, the ends of the two springs far away from each other are respectively fixedly connected with the inner wall of the side of the first U-shaped rod and the inner wall of the side of the second U-shaped rod far away from each other, sliding blocks are fixedly arranged on the top side and the bottom side of the second U-shaped rod, the sides of the two sliding blocks far away from each other respectively extend to the upper part and the lower part of the first U-shaped rod, a flexible steel rope is fixedly arranged on the right side of the first U-shaped rod, the second U-shaped rod is positioned between the two fixed pulleys, one end of the flexible steel rope, which is far away from the corresponding sliding block, bypasses the right sides of the fixed pulleys and is fixedly connected with the right sides of the clip-shaped handles, and the clip-shaped handles are sleeved on the corresponding flexible steel ropes.

Preferably, first through-hole has all been seted up to the front side and the rear side of rectangular pipe, and two shape handles of returning are all aligned with two first through-holes.

Preferably, the rectangular piston is fixedly sleeved with a rectangular sealing ring, and the outer side of the rectangular sealing ring is in sliding connection with the inner wall of the corresponding rectangular box.

Preferably, all seted up spacing hole on the top inner wall of first U-shaped pole and the bottom inner wall, the front side inner wall and the rear side inner wall in spacing hole respectively with the front side and the rear side sliding connection of the sliding block that corresponds.

Preferably, first circular holes are formed in the inner walls of the two sides of the clip-shaped handle, the flexible steel ropes are located in the corresponding first circular holes, and the inner walls of the first circular holes are not in contact with the outer sides of the corresponding flexible steel ropes.

Preferably, two second circular holes have been seted up on the bottom inner wall of rectangle box, four third circular holes have been seted up on the bottom inner wall of rectangle pipe, and the fourth circular hole has been seted up on the top inner wall of silica gel sucking disc, and the inner wall of second circular hole, the inner wall of third circular hole and the inner wall of the fourth circular hole that corresponds all with the outside fixed connection of connecting pipe.

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

through the detection box main body, the rectangular pipe, the rectangular box, the silica gel sucker, the first through hole, the clip-shaped anti-skidding elastic cushion, the rectangular piston, the fixed block, the first U-shaped rod, the second U-shaped rod, the sliding block, the clip-shaped handle, the flexible steel rope, the first limiting block, the second limiting block, the spring, the test tube placing seat is matched with the elastic clamping block, and the elastic clamping block is arranged, so that the test tube is stably placed in the test tube placing groove, when the detection box main body is required to be stably fixed on the operation table, a hand stretches into the first through hole to push the two clip-shaped handles to the left to drive the first U-shaped rod to move to the left and pull the two flexible steel ropes, so that the two flexible steel ropes drive the second U-shaped rod to move to the right through the two steel ropes, the first U-shaped rod and the second U-shaped rod respectively stretch the corresponding spring while moving, the second U-shaped rod and the first U-shaped rod respectively drive the corresponding rectangular piston to slide in the rectangular, the gas in the rectangular box is discharged through the corresponding connecting pipe and the silica gel sucker, then the detection box main body is pressed downwards to extrude the four silica gel suckers and the clip-shaped anti-skid elastic cushion through the rectangular pipe, the extrusion force enables the silica gel suckers and the clip-shaped anti-skid elastic cushion to deform, then the extrusion force on the detection box main body is relaxed, at the moment, the four deformed silica gel suckers gradually reset and preliminarily generate negative pressure to be adsorbed on the operation table, then the thrust on the two clip-shaped handles is relaxed, at the moment, the elastic force of the two springs respectively drives the rectangular piston to move through the first U-shaped rod and the second U-shaped rod and sucks in the rectangular box, the sucked force sucks in the silica gel suckers through the corresponding connecting pipes, so that the negative pressure in the silica gel suckers is enhanced and stably adsorbed on the operation table, and the clip-shaped anti-skid elastic cushion which is extruded and deformed is matched to strengthen the stability of, the purpose of quick and quick taking can be realized by the fixing mode of the four silica gel suckers.

The utility model relates to a rationally, the inside negative pressure of quick reinforcing silica gel sucking disc of being convenient for cooperates the anti-skidding nature of the shape of returning antiskid cushion that extrudees deformation simultaneously, can strengthen the steadiness of placing of detecting the box main part, effectively reduces and appears detecting the box main part at the in-process of operation and follows the removal or bump the risk that drops by the mistake, satisfies the user demand, is favorable to the use.

Drawings

FIG. 1 is a schematic structural view of a novel detection cassette for microbial nucleic acid according to the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1 detect box main part, 2 rectangular tubes, 3 rectangular box, 4 silica gel sucking discs, 5 first through-holes, 6 shape anti-skidding cushion, 7 rectangle pistons, 8 fixed blocks, 9 first U-shaped pole, 10 second U-shaped pole, 11 sliding blocks, 12 shape handles, 13 flexible steel cable, 14 first stopper, 15 second stoppers, 16 springs, 17 test tubes and place seat, 18 elasticity grip blocks.

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.

Referring to fig. 1-3, a novel detection box for microbial nucleic acid, comprising a detection box main body 1 and a test tube placing seat 17 located on one side of the top of the detection box main body 1, wherein the top of the test tube placing seat 17 is provided with a plurality of test tube placing grooves, test tubes are placed in the test tube placing grooves, elastic clamping blocks 18 are respectively bonded and fixed on the inner walls of the two sides of the test tube placing grooves, one side, close to each other, of each of the two elastic clamping blocks 18 in the same test tube placing groove is respectively in movable contact with the two sides of the corresponding test tube, a rectangular tube 2 is fixedly installed at the bottom of the detection box main body 1, two rectangular boxes 3 are fixedly installed between the inner wall of the top and the inner wall of the bottom of the rectangular tube 2, one side, close to each other, of the two rectangular boxes 3 is provided with an opening, silica gel suckers 4 are bonded and fixed at the, the bottom end of the connecting pipe is communicated and fixed with the top of the corresponding silica gel sucker 4, the bottom of the rectangular pipe 2 is fixedly bonded with a clip-shaped anti-skidding elastic cushion 6, the clip-shaped anti-skidding elastic cushion 6 is positioned between the four silica gel suckers 4, the rectangular box 3 is internally and hermetically sleeved with a rectangular piston 7 in a sliding way, the same fixed block 8 is fixedly arranged between the top inner wall and the bottom inner wall of the rectangular box 3, the two fixed blocks 8 are positioned between the two rectangular pistons 7, the right side of the rectangular piston 7 positioned on the left side in the two rectangular pistons 7 is fixedly provided with a first U-shaped rod 9, the left side of the rectangular piston 7 positioned on the right side is fixedly connected with a second U-shaped rod 10, the sides of the first U-shaped rod 9 and the second U-shaped rod 10, which are close to each other, extend to the two rectangular boxes 3, the first U-shaped rod 9 is sleeved on the second U-shaped rod, the inner wall of the first rectangular hole is connected with the outer side of the first U-shaped rod 9 in a sliding manner, a first limit block 14 positioned in the first U-shaped rod 9 is fixedly arranged between the front inner wall and the rear inner wall of the first rectangular hole, a second rectangular hole is arranged on the right side of a fixed block 8 positioned on the right side, the inner wall of the second rectangular hole is connected with the outer side of the second U-shaped rod 10 in a sliding manner, a second limit block 15 positioned in the second U-shaped rod 10 is fixedly arranged between the front inner wall and the rear inner wall of the second rectangular hole, springs 16 are fixedly arranged on the sides, far away from each other, of the first limit block 14 and the second limit block 15, one ends, far away from each other, of the two springs 16 are fixedly connected with the inner wall of the side, far away from each other, of the first U-shaped rod 9 and the second U-shaped rod 10, sliding blocks 11 are fixedly arranged on the top side and the bottom side of the second U-shaped rod 10, and the sides, far away from each other of the two, the right side of the sliding block 11 is fixedly provided with a flexible steel rope 13, the top side and the bottom side of the first U-shaped rod 9 are both fixedly provided with a clip handle 12, the left side of the fixed block 8 positioned on the right side is rotatably provided with two fixed pulleys, the second U-shaped rod 10 is positioned between the two fixed pulleys, one end of the flexible steel rope 13 far away from the corresponding sliding block 11 bypasses the right side of the fixed pulleys and is fixedly connected with the right side of the clip handle 12, the clip handle 12 is sleeved on the corresponding flexible steel rope 13, the utility model has reasonable design, is convenient for rapidly enhancing the negative pressure inside the silica gel sucker 4, the smooth nature of preventing of the shape of returning antiskid elastic cushion 6 of cooperation extrusion deformation simultaneously can strengthen the steadiness of placing of detecting box main part 1, effectively reduces the in-process of operation and appears detecting box main part 1 and follow the removal or be bumped the risk that the appearance dropped by the mistake, satisfies the user demand, is favorable to the use.

In the utility model, the front side and the rear side of the rectangular tube 2 are provided with first through holes 5, two clip handles 12 are aligned with the two first through holes 5, the rectangular piston 7 is fixedly sleeved with a rectangular sealing ring, the outer side of the rectangular sealing ring is connected with the inner wall of the corresponding rectangular box 3 in a sliding way, the top inner wall and the bottom inner wall of the first U-shaped rod 9 are provided with limit holes, the front inner wall and the rear inner wall of the limit holes are respectively connected with the front side and the rear side of the corresponding sliding block 11 in a sliding way, the inner walls of the two sides of the clip handles 12 are provided with first circular holes, the flexible steel cable 13 is positioned in the corresponding first circular hole, the inner wall of the first circular hole is not contacted with the outer side of the corresponding flexible steel cable 13, the inner wall of the bottom of the rectangular box 3 is provided with two second circular holes, the inner wall of the bottom of the rectangular tube 2 is provided with four third circular holes, the inner wall of the top of the, the inner wall of second circular port, third circular port and the inner wall of the fourth circular port that corresponds all with the outside fixed connection of connecting pipe, the utility model relates to a rationally, the inside negative pressure of the reinforcing silica gel sucking disc 4 that is convenient for quick, the anti-skidding nature of placing of the anti-skidding cushion 6 that returns of cooperation extrusion deformation simultaneously can strengthen the steadiness of placing of detecting box main part 1, effectively reduces to appear detecting box main part 1 and follow the removal or be bumped the risk that the appearance dropped by the mistake in the in-process of operation, satisfies the user demand, is favorable to using.

The working principle is as follows: when the test tube fixing device is used, the elastic clamping blocks 18 are arranged, so that the test tube is stably placed in the test tube placing groove, the risk that the test tube is shaken and damaged in the process of moving the test box main body 1 is reduced, when the test box main body 1 is required to be stably fixed on an operation table, a hand extends into the first through hole 5, fingers are inserted into the two clip-shaped handles 12 and pushed leftwards, the two clip-shaped handles 12 drive the first U-shaped rod 9 to move leftwards, the clip-shaped handles 12 pull the corresponding flexible steel ropes 13 while moving, so that the flexible steel ropes 13 slide on the right side of the corresponding fixed pulleys, the flexible steel ropes 13 drive the corresponding sliding blocks 11 to slide rightwards in the limiting holes while moving, the two flexible steel ropes 11 drive the second U-shaped rod 10 to move rightwards, the first U-shaped rod 9 and the second U-shaped rod 10 respectively stretch the corresponding springs 16 while moving, the second U-shaped rod 10 and the first U-shaped rod 9 respectively drive the corresponding rectangular pistons 7 to slide in the rectangular boxes 3, the two rectangular pistons 7 move towards the directions far away from each other, under the action of the rectangular sealing rings, the rectangular pistons 7 push the gas in the corresponding rectangular boxes 3 while moving, so that the gas in the rectangular boxes 3 is discharged into the silica gel suckers 4 through the corresponding connecting pipes, the gas is discharged through the corresponding silica gel suckers 4, the detection box main body 1 is pressed downwards, the detection box main body 1 extrudes the four silica gel suckers 4 and the clip-shaped anti-skidding elastic pads 6 through the rectangular pipes 2, the silica gel suckers 4 and the clip-shaped anti-skidding elastic pads 6 are deformed by the extrusion force, the extrusion force on the detection box main body 1 is released, and the four silica gel suckers 4 which are deformed at the moment gradually reset and generate negative pressure preliminarily to be adsorbed on the operation table;

then, the pushing force on the two clip handles 12 is relaxed, the springs 16 in the stretching state are reset at the moment, the elastic forces of the two springs 16 respectively drive the first U-shaped rod 9 and the second U-shaped rod 10 to move, the first U-shaped rod 9 and the second U-shaped rod 10 respectively drive the corresponding rectangular pistons 7 to move, the rectangular pistons 7 gradually suck the corresponding rectangular boxes 3 while moving, the suction force sucks the insides of the silica gel suckers 4 through corresponding connecting pipes, under the action of the suction force, the negative pressure inside the silica gel suckers 4 is enhanced, so that the four silica gel suckers 4 are stably adsorbed on the operation table, the detection box main body 1 is stably fixed on the operation table, and the clip anti-skidding elastic pads 6 which are deformed by extrusion are matched, the smooth phenomenon of the detection box main body 1 can be reduced, the placement stability of the detection box main body 1 is enhanced, and the suction fixing mode is enhanced through the plurality of silica gel suckers 4, the purpose of fast and fast fetching can be realized.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel detection box for microbial nucleic acid comprises a detection box main body (1) and a test tube placing seat (17) positioned on one side of the top of the detection box main body (1), and is characterized in that a plurality of test tube placing grooves are formed in the top of the test tube placing seat (17), test tubes are placed in the test tube placing grooves, elastic clamping blocks (18) are fixedly bonded on the inner walls of the two sides of each test tube placing groove, one sides, close to each other, of the two elastic clamping blocks (18) positioned in the same test tube placing groove are respectively in movable contact with the two sides of the corresponding test tube, a rectangular tube (2) is fixedly mounted at the bottom of the detection box main body (1), two rectangular boxes (3) are fixedly mounted between the inner wall of the top and the inner wall of the bottom of the rectangular tube (2), one sides, close to each other, of the two rectangular boxes (3) are respectively provided with an opening, and silica gel suckers (, the bottom of the rectangular box (3) is communicated and fixed with two connecting pipes, the bottom ends of the connecting pipes are communicated and fixed with the tops of the corresponding silica gel suckers (4), the bottom of the rectangular pipe (2) is fixedly bonded with a clip-shaped anti-skidding elastic pad (6), the clip-shaped anti-skidding elastic pad (6) is positioned between the four silica gel suckers (4), a rectangular piston (7) is hermetically and slidably sleeved in the rectangular box (3), the same fixed block (8) is fixedly arranged between the inner wall of the top and the inner wall of the bottom of the rectangular box (3), the two fixed blocks (8) are positioned between the two rectangular pistons (7), a first U-shaped rod (9) is fixedly arranged on the right side of the rectangular piston (7) on the left side in the two rectangular pistons (7), a second U-shaped rod (10) is fixedly connected on the left side of the rectangular piston (7) on the right side, one side, which is close to each other, of the first U-shaped rod (9) and the second U, first U-shaped pole (9) slip cap is established on second U-shaped pole (10), the first rectangular hole has been seted up on the right side of lieing in left fixed block (8) in two fixed blocks (8), the outside sliding connection of the inner wall in first rectangular hole and first U-shaped pole (9), fixed mounting has same first stopper (14) that lie in first U-shaped pole (9) between the front side inner wall in first rectangular hole and the rear side inner wall, the second rectangular hole has been seted up on the right side of fixed block (8) that lie in the right side, the inner wall in second rectangular hole and the outside sliding connection of second U-shaped pole (10), fixed mounting has same second stopper (15) that lie in second U-shaped pole (10) between the front side inner wall in second rectangular hole and the rear side inner wall, the equal fixed mounting in one side that first stopper (14) and second stopper (15) kept away from each other has spring (16), the one end that two springs (16) kept away from each other respectively with first U-shaped pole (9) and second U-shaped pole (10), one side ) The one side inner wall fixed connection who keeps away from each other, the top one side and the equal fixed mounting in bottom one side of second U-shaped pole (10) have sliding block (11), the top and the below of first U-shaped pole (9) are extended to respectively to the one side that two sliding blocks (11) kept away from each other, the right side fixed mounting of sliding block (11) has flexible steel cable (13), the top one side and the equal fixed mounting in bottom one side of first U-shaped pole (9) have time shape handle (12), the left side of the fixed block (8) that are located the right side is rotated and is installed two fixed pulleys, second U-shaped pole (10) are located between two fixed pulleys, the right side of fixed pulley is walked around to the one end of corresponding sliding block (11) and with the right side fixed connection of time shape handle (12) in flexible steel cable (13) that correspond is established to time shape handle (12) cover.

2. The novel cartridge for detecting a microbial nucleic acid according to claim 1, wherein the rectangular tube (2) has first through holes (5) formed in both front and rear sides thereof, and the two clip-shaped handles (12) are aligned with the first through holes (5).

3. The novel detecting box for microbial nucleic acid according to claim 1, wherein the rectangular piston (7) is fixedly sleeved with a rectangular sealing ring, and the outer side of the rectangular sealing ring is slidably connected with the inner wall of the corresponding rectangular box (3).

4. The novel detection kit for microbial nucleic acid according to claim 1, wherein the first U-shaped bar (9) has a top inner wall and a bottom inner wall each having a position-limiting hole, and the front inner wall and the rear inner wall of the position-limiting hole are slidably connected to the front side and the rear side of the corresponding slide block (11), respectively.

5. The detecting box according to claim 1, wherein the inner walls of the two sides of the clip handle (12) are formed with first circular holes, the flexible steel cable (13) is located in the corresponding first circular hole, and the inner wall of the first circular hole is not in contact with the outer side of the corresponding flexible steel cable (13).

6. The novel detecting box for microbial nucleic acid according to claim 1, wherein the bottom inner wall of the rectangular box (3) is provided with two second circular holes, the bottom inner wall of the rectangular tube (2) is provided with four third circular holes, the top inner wall of the silica gel sucker (4) is provided with a fourth circular hole, and the inner walls of the second circular holes, the inner walls of the third circular holes and the corresponding inner walls of the fourth circular holes are fixedly connected with the outer side of the connecting tube.