Nozzle of eyewash equipment

Abstract

The utility model relates to an eyewash equipment nozzle which comprises a communicating pipe, a flow dividing pipe which penetrates through the communicating pipe and is in sliding connection with a penetrating part is arranged in the communicating pipe, the surface of the flow dividing pipe is fixedly connected with a limiting plate which penetrates through the communicating pipe and is in sliding connection with the penetrating part, and a plurality of positioning holes are formed in the surface of the limiting plate. Flow guide pipes are arranged at the two ends of the flow dividing pipe, one end of each flow guide pipe is fixedly connected with a spray head with a micro spray hole, a sealing ring plug is arranged at the joint of the flow dividing pipe and the flow guide pipes, and a piston ring with the middle fixedly connected with the surface of the lower end of the flow dividing pipe is slidably connected into the communicating pipe; and the limiting plate is in limiting connection with the communicating pipe through a positioning mechanism. According to the spray head of the eyewash equipment, the height of the spray head can be adjusted according to use requirements, and the spray head is practical.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to an eyewash nozzle. Background Art

[0002] Eyewash station is used in emergency situations when toxic and harmful substances splash onto the body, face, or eyes of workers, or when a fire occurs and causes the workers' clothes to catch fire. It can temporarily slow down further damage to the body by harmful substances. Further processing and treatment need to follow the doctor's instructions to avoid or reduce unnecessary accidents. Eye flushing nozzles are needed in the equipment combination of eyewash station.

[0003] The Chinese patent application number CN202121349500.8 discloses a multi-stage eye flushing nozzle for an eyewasher, including a shunt pipe, a delivery pipe, a guide pipe and a nozzle. A connecting sleeve is provided at the lower end of the shunt pipe, and the delivery pipe is provided at the lower end of the connecting sleeve. A load-bearing clamp is provided on the outer wall of the shunt pipe.

[0004] However, the above-mentioned prior art still has some shortcomings in actual use. The nozzle in the above-mentioned prior art does not need to be adjusted according to the use requirements when in use, and has certain limitations in use. Therefore, we propose an eyewash nozzle. Utility Model Content

[0005] The utility model provides an eyewash nozzle, which solves the technical problems raised by the background technology in the prior art.

[0006] The utility model solves the above-mentioned technical problems as follows: it comprises a connecting pipe, a shunt pipe penetrating the connecting pipe and slidably connected to the penetrating part is arranged inside the connecting pipe, a limit plate penetrating the connecting pipe and slidably connected to the penetrating part is fixedly connected to the surface of the shunt pipe, a plurality of positioning holes are opened on the surface of the limit plate, guide pipes are arranged at both ends of the shunt pipe, a nozzle with micro-spray holes is fixedly connected to one end of the guide pipe, a sealing ring plug is arranged at the connection between the shunt pipe and the guide pipe, a piston ring fixedly connected to the lower end surface of the shunt pipe in the middle is slidably connected inside the connecting pipe, the limit plate is limitedly connected to the connecting pipe through a positioning mechanism, the positioning mechanism comprises a cylinder penetrating the connecting pipe and fixedly connected to the penetrating part, a moving block is slidably connected inside the cylinder, one side of the moving block is fixedly connected to a positioning rod penetrating the cylinder and slidably connected to the penetrating part, the positioning rod is slidably connected to the inside of the positioning hole, the other side of the moving block is fixedly connected to a pull rod penetrating the cylinder and slidably connected to the penetrating part, one end of the pull rod is fixedly connected to a pull ring, and the surface of the pull rod is sleeved with a spring whose two ends are respectively fixedly connected to the other side of the moving block and one end inside the cylinder.

[0007] On the basis of the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, a load-bearing clamp ring is provided on the outer wall of the connecting pipe, and a groove is provided at the connection between the connecting pipe and the load-bearing clamp ring.

[0009] Furthermore, a connecting piece is provided on the outer peripheral wall of the load-bearing clamp ring, and a screw hole is provided on the upper end of the connecting piece.

[0010] Furthermore, a connecting sleeve is provided at the lower end of the connecting pipe, and a conveying pipe is provided at the lower end of the connecting sleeve.

[0011] The beneficial effects of the utility model are as follows: the utility model provides an eyewash nozzle, which has the following advantages:

[0012] Through the cooperation among the diverter pipe, guide pipe, nozzle, sealing ring plug, limit plate, connecting pipe, positioning mechanism, piston ring and positioning hole, the use height of the nozzle can be limited and adjusted according to usage requirements, avoiding the nozzle height being insufficient and inconvenient for use, thereby improving practicality.

[0013] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0015] Figure 1 A schematic diagram of the structure of an eyewash nozzle provided by an embodiment of the utility model;

[0016] Figure 2 for Figure 1 A schematic cross-sectional view of a local structure in an eyewash nozzle is provided;

[0017] Figure 3 It is a schematic front view and cross-sectional view of a local structure of an eyewash nozzle in the utility model;

[0018] Figure 4 for Figure 3 An enlarged schematic diagram of a local structure in an eyewash nozzle is provided;

[0019] Figure 5 for Figure 1A schematic top view and cross-sectional view of the structure of a flow guide tube in an eyewash nozzle is provided.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Nozzle; 2. Guide pipe; 3. Diverter pipe; 4. Limit plate; 5. Pull ring; 6. Cylinder; 7. Connecting pipe; 8. Load-bearing clamp ring; 9. Groove; 10. Connecting piece; 11. Connecting sleeve; 12. Delivery pipe; 13. Sealing ring plug; 14. Piston ring; 15. Positioning hole; 16. Positioning rod; 17. Moving block; 18. Pull rod; 19. Spring. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-5 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0023] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] like Figure 1-5As shown, the utility model provides an eyewash nozzle, including a connecting pipe 7, a shunt pipe 3 penetrating the connecting pipe 7 and slidably connected to the penetrating portion is arranged inside the connecting pipe 7, a limit plate 4 penetrating the connecting pipe 7 and slidably connected to the penetrating portion is fixedly connected to the surface of the shunt pipe 3, a plurality of positioning holes 15 are opened on the surface of the limit plate 4, a guide pipe 2 is arranged at both ends of the shunt pipe 3, a nozzle 1 with micro-spray holes is fixedly connected to one end of the guide pipe 2, a sealing ring plug 13 is arranged at the connection between the shunt pipe 3 and the guide pipe 2, a piston ring 14 fixedly connected to the lower end surface of the shunt pipe 3 at the middle part is slidably connected inside the connecting pipe 7, the limit plate 4 is limitedly connected to the connecting pipe 7 through a positioning mechanism, and the positioning mechanism It includes a cylinder 6 that passes through the connecting pipe 7 and is fixedly connected to the passing part, a moving block 17 is slidably connected inside the cylinder 6, and the setting of the moving block 17 can drive the positioning rod 16 to move, one side of the moving block 17 is fixedly connected to the positioning rod 16 that passes through the cylinder 6 and is slidably connected to the passing part, the positioning rod 16 is slidably connected to the inside of the positioning hole 15, and the cooperation between the positioning rod 16 and the positioning hole 15 can limit the shunt pipe 3 and the connecting pipe 7, and the other side of the moving block 17 is fixedly connected to a pull rod 18 that passes through the cylinder 6 and is slidably connected to the passing part, one end of the pull rod 18 is fixedly connected to a pull ring 5, and the surface of the pull rod 18 is provided with a spring 19 at both ends of which are respectively fixedly connected to the other side of the moving block 17 and one end inside the cylinder 6.

[0026] Preferably, a load-bearing clamp ring 8 is provided on the outer wall of the connecting pipe 7 , and a groove 9 is provided at the connection between the connecting pipe 7 and the load-bearing clamp ring 8 .

[0027] Preferably, a connecting piece 10 is provided on the outer peripheral wall of the load-bearing clamp ring 8 , and a screw hole is provided on the upper end of the connecting piece 10 .

[0028] Preferably, a connecting sleeve 11 is provided at the lower end of the connecting pipe 7 , and a conveying pipe 12 is provided at the lower end of the connecting sleeve 11 .

[0029] The specific working principle and use method of the utility model are as follows:

[0030] The utility model provides an eyewash nozzle. When in use, when it is necessary to adjust the use height of the nozzle 1, the pull ring 5 is pulled to make the pull rod 18 drive the moving block 17 to move, so that the moving block 17 drives the positioning rod 16 to move, so that the positioning rod 16 is separated from the corresponding positioning hole 15 at this time, and then the limiting relationship between the limiting plate 4 and the connecting pipe 7 can be released, and then the shunt pipe 3 can be directly pulled to extend the shunt pipe 3, so that the use height of the nozzle 1 can be adjusted. After adjusting to a suitable height, the pull ring 5 is loosened, so that the moving block 17 drives the positioning rod 16 to slide into the corresponding positioning hole 15 at this time under the action of the spring 19, thereby completing the limiting of the shunt pipe 3 after the extension, and then completing the limit adjustment of the height of the nozzle 1.

[0031] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. An eyewash nozzle, comprising a connecting pipe (7), characterized in that: The connecting tube (7) is provided with a shunt tube (3) penetrating the connecting tube (7) and slidably connected to the penetrating portion inside, a limit plate (4) penetrating the connecting tube (7) and slidably connected to the penetrating portion is fixedly connected to the surface of the shunt tube (3), a plurality of positioning holes (15) are provided on the surface of the limit plate (4), both ends of the shunt tube (3) are provided with a guide tube (2), one end of the guide tube (2) is fixedly connected to a nozzle (1) with micro-spray holes, a sealing ring plug (13) is provided at the connection between the shunt tube (3) and the guide tube (2), a piston ring (14) fixedly connected to the lower end surface of the shunt tube (3) in the middle is slidably connected inside the connecting tube (7), and the limit plate (4) is connected to the connecting tube through a positioning mechanism. (7), the positioning mechanism comprises a cylinder (6) penetrating the connecting tube (7) and fixedly connected to the penetrating portion, a moving block (17) is slidably connected inside the cylinder (6), one side of the moving block (17) is fixedly connected to a positioning rod (16) penetrating the cylinder (6) and slidably connected to the penetrating portion, the positioning rod (16) is slidably connected to the inside of the positioning hole (15), the other side of the moving block (17) is fixedly connected to a pull rod (18) penetrating the cylinder (6) and slidably connected to the penetrating portion, one end of the pull rod (18) is fixedly connected to a pull ring (5), and the surface of the pull rod (18) is provided with a spring (19) whose two ends are respectively fixedly connected to the other side of the moving block (17) and one end inside the cylinder (6).

2. An eyewash nozzle according to claim 1, characterized in that: A load-bearing clamp ring (8) is provided on the outer wall of the connecting pipe (7), and a groove (9) is provided at the connection between the connecting pipe (7) and the load-bearing clamp ring (8).

3. An eyewash nozzle according to claim 2, characterized in that: A connecting piece (10) is provided on the outer wall of the load-bearing clamp ring (8), and a screw hole is provided on the upper end of the connecting piece (10).

4. An eyewash nozzle according to claim 1, characterized in that: The lower end of the connecting pipe (7) is provided with a connecting sleeve (11), and the lower end of the connecting sleeve (11) is provided with a conveying pipe (12).

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