Liquid medicine suction anti-blocking pipe

Abstract

The utility model relates to the technical field of liquid medicine suction pipes, and discloses a liquid medicine suction anti-blocking pipe which comprises a threaded pipe, one end of the threaded pipe is connected with an adjusting pipe assembly in a penetrating mode, a control valve is fixedly installed on the surface of the adjusting pipe assembly, and the surface of the adjusting pipe assembly is connected with a connecting pipe in a threaded mode. An inserting groove is formed in the inner wall of the connecting pipe, a sealing assembly is inserted into the inserting groove, two sets of fixing blocks are symmetrically and fixedly arranged on the two sides of the surface of the connecting pipe, and a positioning mechanism is rotationally connected to one side of each fixing block. According to the liquid medicine suction anti-blocking pipe, through the arrangement of the anti-blocking filter pipe and the sealing assembly, the sealing rubber ring is arranged on the surface of the closed pipe in a sleeving mode, the closed pipe is inserted into the inserting groove, and the fixing ring is screwed to be connected with the connecting pipe, when liquid medicine is sucked, the anti-blocking filter pipe isolates and filters residual solid matter in the liquid medicine, and the pipe is prevented from being blocked; the suction pipe is detachable, so that the anti-blocking filter pipe is convenient to clean, and the joint is sealed, so that liquid leakage is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid medicine suction tubes, in particular to a liquid medicine suction anti-blocking tube. Background Art

[0002] A drug suction tube is a device used to extract drug liquid, usually made of soft pipes. It is mainly used to suck the drug liquid from the container or source into the pipe and transfer it to where it is needed. The drug suction tube is usually made of medical grade soft materials, such as medical silicone or polyurethane.

[0003] However, the traditional drug liquid suction tube is generally a separate pipe without an anti-blocking function. Sometimes solid particles may exist in the drug liquid, which may easily cause the pipe to be blocked, thus affecting its use. The drug liquid suction tube itself is not convenient for adjusting the suction rate of the drug liquid. After the suction is completed, the external drug liquid is also prone to reflux, causing pollution.

[0004] Therefore, a drug liquid suction anti-blocking tube is proposed. Utility Model Content

[0005] The technical problem solved by the utility model is to provide a medicine liquid suction anti-blocking tube which is highly practical, can be simply operated and has a relatively simple structure. It solves the problem mentioned in the above background technology that solid particles sometimes exist in the medicine liquid, which easily leads to pipe blockage and makes it inconvenient to adjust the suction rate of the medicine liquid. After the suction is completed, the external medicine liquid is also prone to reflux.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a liquid medicine suction anti-blocking tube, comprising a threaded tube, one end of the threaded tube is through-connected with an adjusting tube assembly, a control valve is fixedly installed on the surface of the adjusting tube assembly, a connecting tube is threadedly connected to the surface of the adjusting tube assembly, a slot is provided on the inner wall of the connecting tube, a sealing assembly is inserted into the inside of the slot, two groups of fixed blocks are symmetrically fixed on both sides of the surface of the connecting tube, one side of the fixed block is rotatably connected with a positioning mechanism, limiting blocks are fixedly arranged on both sides of the surface of the sealing assembly, one end of the sealing assembly is through-connected with an anti-blocking filter tube, one end of the connecting tube is fixedly provided with a blocking ring, and the inner wall of the connecting tube is rotatably connected with an anti-reverse mechanism.

[0007] As a further solution of the utility model, the regulating tube assembly includes an outer tube shell connected to one end of the threaded tube, and three groups of manifolds are fixedly arranged in a circular array inside the outer tube shell. The three groups of manifolds are used to adjust the flow rate when sucking the medicine solution.

[0008] As a further solution of the utility model, the sealing assembly includes a closed tube inserted into the slot, a sealing rubber ring is sleeved on one side of the surface of the closed tube, and a fixing ring is fixedly provided at one end of the closed tube, and the fixing ring is used to connect the sealing assembly with the connecting tube.

[0009] As a further solution of the utility model, the surface of the connecting pipe is provided with threads, and the fixing ring is connected to the connecting pipe through threads, and the threads facilitate connection with the fixing ring.

[0010] As a further solution of the utility model, the positioning mechanism includes a positioning rod rotatably connected to one side of the fixed block, and a positioning block is fixedly provided at one end of the positioning rod, and the positioning block is used to connect the positioning rod with the limit block.

[0011] As a further solution of the utility model, a limiting card slot is provided on the surface of the limiting block, the limiting card slot is adapted to the positioning card block, and the limiting card slot is used to fix the positioning card block.

[0012] As a further solution of the utility model, the number of the control valves is three groups, and the three groups of control valves are distributed in a ring array on the surface of the regulating pipe assembly, and the control valves are used to control the opening and closing of the shunt pipe inside the regulating pipe assembly.

[0013] As a further solution of the utility model, a connecting joint is fixedly provided at the other end of the threaded pipe, and a rubber anti-slip sleeve is sleeved on the surface of the connecting joint, which facilitates anti-slip.

[0014] As a further solution of the utility model, the anti-backflow mechanism includes an anti-backflow sheet rotatably connected to the inner wall of the connecting pipe, a spring is fixedly provided on the edge of one side of the anti-backflow sheet, one end of the spring is fixedly provided on the inner wall of the connecting pipe, and the spring is used to rebound the anti-backflow sheet.

[0015] The utility model provides a liquid medicine suction anti-blocking tube, which has the following beneficial effects:

[0016] The anti-blocking tube for liquid medicine suction has the following advantages: a sealing rubber ring is put on the surface of the closed tube through the arrangement of the anti-blocking filter tube and the sealing component; the closed tube is inserted into the slot; the fixing ring is screwed to connect with the connecting tube; the connection between the anti-blocking filter tube and the connecting tube is sealed to avoid leakage; when the liquid medicine is sucked, the anti-blocking filter tube isolates and filters the solid matter remaining in the liquid medicine to avoid clogging of the pipeline; the positioning rod is pulled open to separate the positioning block from the fixing block; the anti-blocking filter tube can be disassembled and cleaned by loosening the anti-blocking filter tube.

[0017] The anti-backflow mechanism is set in the medicine liquid suction anti-blocking tube. When the medicine liquid is sucked, the impact of the medicine liquid will flush open the anti-backflow sheet, and the medicine liquid can flow normally. When the suction is stopped, the spring rebounds the anti-backflow sheet, and the blocking ring blocks the anti-backflow sheet to avoid contamination caused by the backflow of the medicine liquid.

[0018] 3. The anti-blocking tube for liquid medicine suction can open and close the three groups of manifolds respectively by adjusting the setting of the tube assembly and turning the three groups of control valves respectively. When sucking liquid medicine, the flow aperture can be adjusted by controlling the number of the three groups of manifolds to control the suction rate, which is convenient for personnel to use.

[0019] 4. The liquid medicine suction anti-blocking tube is provided with a positioning mechanism. After the sealing component is connected to the connecting tube, the positioning rod is rotated to insert the positioning card block into the limit card slot, and the connection is reinforced and limited to avoid loosening. The disassembly and assembly are convenient and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the anti-reverse mechanism of the utility model;

[0022] Figure 3 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the regulating pipe assembly of the utility model;

[0024] Figure 5 This is a schematic diagram of the back structure of the sealing component of the utility model.

[0025] In the figure: 1. threaded pipe; 2. regulating pipe assembly; 201. outer tube shell; 202. diverter pipe; 3. control valve; 4. connecting pipe; 5. sealing assembly; 501. closing pipe; 502. sealing rubber ring; 503. fixing ring; 6. fixing block; 7. positioning mechanism; 701. positioning rod; 702. positioning block; 8. limiting block; 9. anti-blocking filter tube; 10. blocking ring; 11. anti-reverse mechanism; 1101. anti-reverse sheet; 1102. spring; 12. connecting joint. DETAILED DESCRIPTION

[0026] 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. 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.

[0027] See also Figures 1 to 4The utility model provides a technical solution: a medicine liquid suction anti-blocking tube, comprising a threaded tube 1, one end of the threaded tube 1 is connected with an adjusting tube assembly 2, through the setting of the adjusting tube assembly 2, three groups of control valves 3 are respectively turned to open and close the three groups of manifolds 202 respectively. When sucking the medicine liquid, the flow aperture is adjusted by controlling the number of the three groups of manifolds 202 to control the suction rate, which is convenient for personnel to use. The surface of the adjusting tube assembly 2 is fixedly installed with a control valve 3, and the surface of the adjusting tube assembly 2 is threadedly connected with a connecting tube 4. A slot is provided on the inner wall of the connecting tube 4, and a sealing assembly 5 is inserted in the inside of the slot. Two groups of fixing blocks 6 are symmetrically fixed on both sides of the surface of the connecting tube 4, and a positioning mechanism 7 is rotatably connected to one side of the fixing block 6. Through the setting of the positioning mechanism 7, after the sealing assembly 5 is connected to the connecting tube 4, the positioning rod 701 is rotated to insert the positioning block 702 into the limiting slot, so that the connection is reinforced and limited to avoid loosening, and the disassembly and assembly are convenient and easy to use. Both sides of the surface of the sealing assembly 5 are fixed A limit block 8 is provided, and one end of the sealing component 5 is connected with an anti-blocking filter tube 9. Through the provision of the anti-blocking filter tube 9 and the sealing component 5, the sealing rubber ring 502 is sleeved on the surface of the closed tube 501, the closed tube 501 is inserted into the slot, the fixing ring 503 is screwed to connect with the connecting tube 4, and the connection between the anti-blocking filter tube 9 and the connecting tube 4 is sealed to prevent leakage. When the liquid medicine is sucked, the anti-blocking filter tube 9 isolates and filters the solid matter remaining in the liquid medicine to avoid clogging the pipeline. The positioning rod 701 is pulled open so that The positioning block 702 is separated from the fixed block 6, and the anti-blocking filter tube 9 can be disassembled and cleaned by loosening. A blocking ring 10 is fixedly set at one end of the connecting tube 4, and the inner wall of the connecting tube 4 is rotatably connected to an anti-reverse mechanism 11. Through the setting of the anti-reverse mechanism 11, when the medicine is sucked, the impact of the medicine will flush the anti-backflow sheet 1101, and the medicine can flow normally. When the suction stops, the spring 1102 rebounds the anti-backflow sheet 1101, and the blocking ring 10 blocks the anti-backflow sheet 1101 to prevent the medicine from flowing back and causing pollution.

[0028] The regulating tube assembly 2 includes an outer tube shell 201 which is connected to one end of the threaded tube 1. Three groups of manifolds 202 are fixedly arranged in a circular array inside the outer tube shell 201. By setting the regulating tube assembly 2 and controlling the number of the three groups of manifolds 202, the flow aperture can be adjusted and the suction rate can be controlled for ease of use.

[0029] The sealing component 5 includes a closed tube 501 inserted into the slot, a sealing rubber ring 502 is sleeved on one side of the surface of the closed tube 501, and a fixing ring 503 is fixedly provided at one end of the closed tube 501. Through the setting of the sealing component 5, the connection with the connecting tube 4 is sealed to prevent leakage.

[0030] The surface of the connecting pipe 4 is provided with threads, and the fixing ring 503 is connected to the connecting pipe 4 by threads. The setting of the threads serves to connect the fixing ring 503 to the connecting pipe 4 .

[0031] The positioning mechanism 7 includes a positioning rod 701 rotatably connected to one side of the fixing block 6, and a positioning block 702 is fixedly provided at one end of the positioning rod 701. Through the setting of the positioning mechanism 7, the connection is reinforced and limited to avoid looseness, and the disassembly and assembly are convenient for use.

[0032] A limiting card slot is provided on the surface of the limiting block 8 , and the limiting card slot is matched with the positioning card block 702 . The setting of the limiting card slot plays a role in fixing the positioning card block 702 .

[0033] There are three groups of control valves 3, which are distributed in a ring array on the surface of the regulating pipe assembly 2. The setting of the control valves 3 can control the opening and closing of the shunt pipe 202.

[0034] A connecting joint 12 is fixedly provided at the other end of the threaded pipe 1, and a rubber anti-skid sleeve is sleeved on the surface of the connecting joint 12, which plays an anti-skid role.

[0035] The anti-reverse mechanism 11 includes an anti-reverse flow sheet 1101 rotatably connected to the inner wall of the connecting tube 4, a spring 1102 is fixedly provided on the edge of one side of the anti-reverse flow sheet 1101, and one end of the spring 1102 is fixedly provided on the inner wall of the connecting tube 4. The anti-reverse mechanism 11 is provided to prevent the backflow of the drug solution.

[0036] In the utility model, the working steps of the device are as follows:

[0037] Step 1: Sleeve the sealing rubber ring 502 on the surface of the closed tube 501, insert the closed tube 501 into the slot, screw the fixing ring 503 to connect with the connecting tube 4, and seal the connection between the anti-blocking filter tube 9 and the connecting tube 4 to prevent leakage;

[0038] Step 2: After the sealing assembly 5 is connected to the connecting pipe 4, the positioning rod 701 is rotated to insert the positioning block 702 into the limiting groove, and the connection between the connecting pipe 4 and the fixing ring 503 is reinforced and limited to prevent loosening;

[0039] Step 3: When the liquid medicine is sucked, the anti-blocking filter tube 9 isolates and filters the solid matter remaining in the liquid medicine to avoid clogging the pipeline. After a period of use, the positioning rod 701 is pulled open to separate the positioning block 702 from the fixing block 6, and the anti-blocking filter tube 9 is loosened to disassemble and clean.

[0040] Step 4: Turn the three control valves 3 respectively to open and close the three manifolds 202 respectively. When pumping the liquid medicine, the flow aperture is adjusted by controlling the number of the three manifolds 202 to control the pumping rate.

[0041] Step 5: When the medicine is sucked, the impact of the medicine will open the anti-backflow sheet 1101, and the medicine can flow normally. When the suction is stopped, the spring 1102 rebounds the anti-backflow sheet 1101, and the blocking ring 10 blocks the anti-backflow sheet 1101 to prevent the medicine from flowing back and causing contamination.

[0042] It should be noted that the equipment structure and drawings of the present utility model mainly describe the principle of the present utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above-mentioned utility model, they can clearly know the details of its power mechanism, power supply system and control system. The control method of the application document is to automatically control through a controller, and the control circuit of the controller can be realized by simple programming by technical personnel in this field; although the embodiments of the present utility model have been shown and described, for ordinary technical personnel in this field, it can be understood that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the attached claims and their equivalents.

Claims

1. A liquid medicine suction anti-blocking tube, comprising a threaded tube (1), characterized in that: One end of the threaded pipe (1) is connected through a regulating pipe assembly (2), a control valve (3) is fixedly mounted on the surface of the regulating pipe assembly (2), a connecting pipe (4) is threadedly connected to the surface of the regulating pipe assembly (2), a slot is provided on the inner wall of the connecting pipe (4), a sealing assembly (5) is inserted into the slot, two groups of fixing blocks (6) are symmetrically fixed on both sides of the surface of the connecting pipe (4), one side of the fixing block (6) is rotatably connected to a positioning mechanism (7), both sides of the surface of the sealing assembly (5) are fixedly provided with limit blocks (8), one end of the sealing assembly (5) is connected through a blocking filter pipe (9), one end of the connecting pipe (4) is fixedly provided with a blocking ring (10), and the inner wall of the connecting pipe (4) is rotatably connected to an anti-reversal mechanism (11).

2. The anti-blocking tube for drug liquid suction according to claim 1, characterized in that: The regulating pipe assembly (2) comprises an outer pipe shell (201) which is connected to one end of the threaded pipe (1) through the outer pipe shell (201), and three groups of manifolds (202) are fixedly arranged in a circular array inside the outer pipe shell (201).

3. The liquid medicine suction anti-blocking tube according to claim 1, characterized in that: The sealing assembly (5) comprises a sealing tube (501) inserted into the slot, a sealing rubber ring (502) is sleeved on one side of the surface of the sealing tube (501), and a fixing ring (503) is fixedly provided on one end of the sealing tube (501).

4. The liquid medicine suction anti-blocking tube according to claim 3, characterized in that: The surface of the connecting pipe (4) is provided with threads, and the fixing ring (503) is threadedly connected to the connecting pipe (4).

5. The liquid medicine suction anti-blocking tube according to claim 1, characterized in that: The positioning mechanism (7) comprises a positioning rod (701) rotatably connected to one side of the fixing block (6), and a positioning clamping block (702) is fixedly provided at one end of the positioning rod (701).

6. The liquid medicine suction anti-blocking tube according to claim 5, characterized in that: A limit slot is provided on the surface of the limit block (8), and the limit slot is adapted to fit the positioning block (702).

7. The liquid medicine suction anti-blocking tube according to claim 1, characterized in that: The number of the control valves (3) is three groups, and the three groups of control valves (3) are distributed on the surface of the regulating pipe assembly (2) in a ring array.

8. The anti-blocking tube for drug liquid suction according to claim 1, characterized in that: A connecting joint (12) is fixedly provided at the other end of the threaded tube (1), and a rubber anti-slip sleeve is sleeved on the surface of the connecting joint (12).

9. The liquid medicine suction anti-blocking tube according to claim 1, characterized in that: The anti-backflow mechanism (11) comprises an anti-backflow sheet (1101) rotatably connected to the inner wall of the connecting pipe (4), a spring (1102) being fixedly arranged on an edge of one side of the anti-backflow sheet (1101), and one end of the spring (1102) being fixedly arranged on the inner wall of the connecting pipe (4).

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