Liquid leakage prevention structure of conductive suction head

Abstract

The utility model discloses a liquid leakage prevention structure of a conductive suction head, which belongs to the technical field of conductive suction heads and comprises a conductive suction head body, a sealing assembly is arranged on one side of the conductive suction head body, a liquid leakage prevention assembly is arranged on one side of the sealing assembly, and a reinforcing assembly is arranged on one side of the sealing assembly. A sealing assembly, a liquid leakage prevention assembly and a reinforcing assembly are arranged, during use, when the conductive suction head body is mounted through a mounting ring, the sealing ring sleeves an external mounting end, then the sealing ring is in threaded connection with the interior of a threaded groove after the mounting ring is mounted, and the sealing ring is in threaded connection with the interior of the threaded groove; and the reinforcing pad is inserted into the reinforcing groove and the sealing pad is tightly attached to the external mounting end, so that the condition of liquid leakage of the conductive suction head can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of conductive suction tips, in particular to a conductive suction tip anti-liquid leakage structure. Background Art

[0002] Disposable conductive pipette tips are used for pipetting samples in the field of in vitro diagnosis and are widely used in chemiluminescence automation equipment, biochemical detection automation equipment, and nucleic acid automation extraction equipment.

[0003] The tip of the existing conductive pipette is directly connected to the tip. When polluted gas is generated at the tip, it will directly pollute the adapter, and eventually cause pollution of the external pipette. In addition, the pipette tip has a raised ring in the inner cavity and a reinforced edge on the outer wall, which has a complex structure and high mold cost.

[0004] The existing patent (publication number: CN214681821U) is a disposable conductive pipette tip. The disposable conductive pipette tip provided by this utility model is provided with a filter element between the main body and the top. The filter element filters the contaminated aerosol generated in the main body and isolates the sample in the main body, effectively isolating the main body and the top to prevent the top and the external sampler connected to the top from being contaminated.

[0005] In view of the above problems, existing patents have provided solutions, but the filtering effect is poor during actual use, and leakage is prone to occur during installation and use, and there is no corresponding sealing means.

[0006] Therefore, a conductive suction tip anti-liquid leakage structure is proposed. Utility Model Content

[0007] The purpose of the utility model is to provide a conductive suction head anti-leakage structure, which can solve the problem that the existing conductive suction head has poor filtering effect during actual use, is prone to leakage during installation and use, and has no corresponding sealing means.

[0008] To achieve the above object, the utility model provides the following technical solutions: a conductive suction tip anti-leakage structure, comprising a conductive suction tip body, a sealing component is disposed on one side of the conductive suction tip body, a liquid anti-leakage component is disposed on one side of the sealing component, a reinforcing component is disposed on one side of the sealing component, and a filter component is disposed on one side of the conductive suction tip body;

[0009] The sealing assembly comprises a mounting ring, a thread groove and a sealing ring. The mounting ring is arranged on one side of the conductive suction head body, the thread groove is opened on one side of the mounting ring, and the sealing ring is threadedly connected to the inside of the thread groove.

[0010] Preferably, the anti-leakage component comprises a sealing groove and a sealing gasket, the sealing groove is opened on one side of the sealing ring, the sealing gasket is arranged inside the sealing groove, and the sealing gasket is made of rubber.

[0011] Preferably, the reinforcement assembly includes a reinforcement groove and a reinforcement pad, the reinforcement groove is opened on one side of the mounting ring, the reinforcement pad is fixedly connected to one side of the sealing ring, and the reinforcement pad is made of rubber.

[0012] Preferably, the filter assembly comprises a filter screen and a filter core, the two filter screens are arranged inside the conductive nozzle body, and the filter core is arranged between the two filter screens.

[0013] Preferably, an airtight ring is provided on one side of the mounting ring, and the material of the airtight ring is rubber.

[0014] Preferably, a plurality of anti-slip strips are provided on one side of the conductive suction head body, and the material of the anti-slip strips is plastic.

[0015] Preferably, an inclined surface is provided on one side of the conductive suction head body, and the inclined surface is used in conjunction with the conductive suction head body.

[0016] Preferably, an adsorption plate is provided inside the conductive suction head body, and the adsorption plate is made of silicone gel.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The present application is provided with a sealing component, a liquid leakage prevention component and a reinforcement component. When the conductive suction head body is installed through the mounting ring, the sealing ring is first sleeved on the external mounting end, and then the mounting ring is installed so that the sealing ring is threadedly connected to the inside of the thread groove, the reinforcement pad is inserted into the inside of the reinforcement groove and the sealing pad is tightly attached to the external mounting end, so that the conductive suction head can be prevented from leaking.

[0019] 2. The present application is provided with a filter assembly, an airtight ring, an anti-slip strip, an inclined surface and an adsorption plate. When in use, the filter net and the filter element are used to filter and absorb the sample and the contaminated aerosols that may be generated in the conductive pipette tip body to prevent them from entering the external adapter through the mounting ring and ultimately contaminating the external sampler. The airtight ring can improve the sealing effect of the mounting ring after installation. The anti-slip strip can make the conductive pipette tip body easy to hold and install, while improving the strength of the conductive pipette tip body itself. The inclined surface can improve the liquid absorption capacity of the conductive pipette tip body. The adsorption plate can improve the filtering effect of the filter net and the filter element. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 This is the overall structural view of the utility model;

[0022] Figure 2 It is a right side view of the utility model;

[0023] Figure 3 For this utility model Figure 2 Schematic diagram of the cross-section three-dimensional structure at AA in the middle;

[0024] Figure 4 for Figure 3 Schematic diagram of the local structure;

[0025] Figure 5 for Figure 3 Schematic diagram of the local structure.

[0026] Description of reference numerals:

[0027] 1. Conductive suction head body; 2. Sealing assembly; 3. Anti-leakage assembly; 4. Reinforcement assembly; 5. Filter assembly; 201. Mounting ring; 202. Threaded groove; 203. Sealing ring; 301. Sealing groove; 302. Sealing pad; 401. Reinforcement groove; 402. Reinforcement pad; 501. Filter net; 502. Filter element; 6. Airtight ring; 7. Anti-slip strip; 8. Inclined surface; 9. Adsorption plate. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figures 1 to 5 , the utility model provides a technical solution:

[0030] A conductive suction tip anti-liquid leakage structure, comprising a conductive suction tip body 1, a sealing component 2 is arranged on one side of the conductive suction tip body 1, a liquid anti-liquid leakage component 3 is arranged on one side of the sealing component 2, a reinforcing component 4 is arranged on one side of the sealing component 2, and a filtering component 5 is arranged on one side of the conductive suction tip body 1;

[0031] The sealing assembly 2 includes a mounting ring 201 , a thread groove 202 and a sealing ring 203 . The mounting ring 201 is disposed on one side of the conductive suction head body 1 . The thread groove 202 is opened on one side of the mounting ring 201 . The sealing ring 203 is threadedly connected to the inside of the thread groove 202 .

[0032] Specifically, Figure 5 As shown, the anti-leakage component 3 includes a sealing groove 301 and a sealing gasket 302. The sealing groove 301 is opened on one side of the sealing ring 203, and the sealing gasket 302 is arranged inside the sealing groove 301. The material of the sealing gasket 302 is rubber.

[0033] Specifically, Figure 5 As shown, the reinforcement assembly 4 includes a reinforcement groove 401 and a reinforcement pad 402. The reinforcement groove 401 is opened on one side of the mounting ring 201. The reinforcement pad 402 is fixedly connected to one side of the sealing ring 203. The material of the reinforcement pad 402 is rubber.

[0034] Specifically, Figure 4 As shown, the filter assembly 5 includes a filter screen 501 and a filter core 502 . The two filter screens 501 are arranged inside the conductive nozzle body 1 , and the filter core 502 is arranged between the two filter screens 501 .

[0035] During use, when the conductive suction head body 1 is installed through the mounting ring 201, the sealing ring 203 is firstly put on the external mounting end, and then the mounting ring 201 is installed so that the sealing ring 203 is threadedly connected to the inside of the thread groove 202, and the reinforcing pad 402 is inserted into the inside of the reinforcing groove 401 and the sealing pad 302 is closely attached to the external mounting end, so as to prevent the conductive suction head from leaking.

[0036] Specifically, Figure 5 As shown, a gas-tight ring 6 is provided on one side of the mounting ring 201 , and the material of the gas-tight ring 6 is rubber.

[0037] Specifically, Figure 5 As shown, a plurality of anti-slip strips 7 are provided on one side of the conductive suction head body 1, and the material of the anti-slip strips 7 is plastic.

[0038] Specifically, Figure 3 As shown, an inclined surface 8 is provided on one side of the conductive suction head body 1 , and the inclined surface 8 is used in conjunction with the conductive suction head body 1 .

[0039] Specifically, Figure 3 As shown, an adsorption plate 9 is disposed inside the conductive suction head body 1 , and the adsorption plate 9 is made of silicone gel.

[0040] When in use, the filter 501 and the filter core 502 are used to filter and absorb the sample and the polluted aerosol that may be generated in the conductive tip body 1 to prevent it from entering the external adapter through the mounting ring 201 and eventually contaminating the external sampler. The airtight ring 203 can improve the sealing effect of the mounting ring 201 after installation. The anti-slip strip 7 can make the conductive tip body 1 easy to hold and install, while improving the strength of the conductive tip body 1 itself. The inclined surface 8 can improve the liquid absorption capacity of the conductive tip body 1. The adsorption plate 9 can improve the filtering effect of the filter 501 and the filter core 502.

[0041] By adopting the above technical solution, the problem that the existing conductive suction head has poor filtering effect during actual use, is prone to leakage during installation and use, and has no corresponding sealing means is solved.

[0042] Working principle: When the present application is used, first, when the conductive suction head body 1 is installed through the installation ring 201, the sealing ring 203 is first sleeved on the external installation end, and then the installation ring 201 is installed so that the sealing ring 203 is threadedly connected to the inside of the thread groove 202, so that the reinforcement pad 402 is inserted into the inside of the reinforcement groove 401 and the sealing pad 302 is close to the external installation end, so as to prevent the conductive suction head from leaking. The filter net 501 and the filter element 502 are used to filter and absorb the sample and the polluted aerosol that may be generated in the conductive suction head body 1 to prevent it from entering the external adapter through the installation ring 201 and finally contaminating the external sampler. The airtight ring 203 can improve the sealing effect of the installation ring 201 after installation. The anti-slip strip 7 can make the conductive suction head body 1 easy to hold and install, and at the same time improve the strength of the conductive suction head body 1 itself. The inclined surface 8 can improve the liquid absorption capacity of the conductive suction head body 1, and the adsorption plate 9 can improve the filtering effect of the filter net 501 and the filter element 502.

[0043] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A conductive suction tip anti-leakage structure, comprising a conductive suction tip body (1), characterized in that: A sealing component (2) is provided on one side of the conductive suction head body (1), a liquid leakage prevention component (3) is provided on one side of the sealing component (2), a reinforcing component (4) is provided on one side of the sealing component (2), and a filtering component (5) is provided on one side of the conductive suction head body (1); The sealing assembly (2) comprises a mounting ring (201), a thread groove (202) and a sealing ring (203); the mounting ring (201) is arranged on one side of the conductive suction head body (1); the thread groove (202) is opened on one side of the mounting ring (201); and the sealing ring (203) is threadedly connected to the inside of the thread groove (202).

2. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: The anti-leakage component (3) comprises a sealing groove (301) and a sealing gasket (302); the sealing groove (301) is opened on one side of the sealing ring (203); the sealing gasket (302) is arranged inside the sealing groove (301); and the sealing gasket (302) is made of rubber.

3. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: The reinforcement assembly (4) comprises a reinforcement groove (401) and a reinforcement pad (402); the reinforcement groove (401) is opened on one side of the mounting ring (201); the reinforcement pad (402) is fixedly connected to one side of the sealing ring (203); and the reinforcement pad (402) is made of rubber.

4. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: The filter assembly (5) comprises a filter screen (501) and a filter core (502), the two filter screens (501) are arranged inside the conductive suction head body (1), and the filter core (502) is arranged between the two filter screens (501).

5. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: An airtight ring (6) is provided on one side of the mounting ring (201), and the material of the airtight ring (6) is rubber.

6. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: A plurality of anti-slip strips (7) are arranged on one side of the conductive suction head body (1), and the anti-slip strips (7) are made of plastic.

7. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: An inclined surface (8) is provided on one side of the conductive suction head body (1), and the inclined surface (8) is used in conjunction with the conductive suction head body (1).

8. The conductive suction tip anti-liquid leakage structure according to claim 1, characterized in that: An adsorption plate (9) is arranged inside the conductive suction head body (1), and the material of the adsorption plate (9) is silicone gel.

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