CN216509251U - A device for convenient adjustment of spray filling dose - Google Patents

Abstract

The utility model discloses a device for conveniently adjusting the filling dosage of a spraying agent, which comprises a mounting seat and a valve body arranged on the mounting seat, the bottom of the valve body is provided with a filling nozzle, a filling cavity is arranged in the valve body, a piston is arranged in the filling cavity, the upper end of the valve body is provided with a mounting rack, the mounting rack is provided with a cylinder, the cylinder is connected with the piston through a piston rod, the piston rod is provided with a limiting block, the valve body is also provided with an adjusting seat for the piston rod to pass through, the adjusting seat is provided with internal threads, the adjusting nut is provided with a thread section matched with the internal threads, a through hole for the piston rod to pass through is arranged in the middle of the adjusting nut, a rotating cap is arranged at the upper end of the thread section, the bottom of the filling cavity is communicated with a filling spray head, a liquid inlet pipeline is arranged on the side wall of the bottom end of the filling cavity, and a valve block and a spring are arranged inside the liquid inlet pipeline and the filling spray head; the utility model has the advantages of simple structure, convenient and accurate adjustment of filling dosage and the like.

Description

A device for convenient adjustment of spray filling dose

technical field

The utility model relates to the technical field of aerosol production devices, in particular to a device for easily adjusting the filling dosage of aerosols.

Background technique

Aerosols refer to the raw materials or materials filled in a special device with suitable excipients, and the contents are released in the form of mist by means of the pressure of a manual pump, high-pressure gas, ultrasonic vibration or other methods during use, for pulmonary inhalation or Preparations that are sprayed directly to the mucous membranes and skin of the cavity. Different from aerosols, the power of aerosols to spray drugs is propellants, such as chlorofluoroalkanes (currently not used), hydrofluoroalkanes, dimethyl ether, etc.

When filling the existing aerosols, the amount of medicine to be filled is generally fixed, and the adjustment of the filling amount is inconvenient, or the adjustment structure is too complicated, and the adjustment accuracy is not high, resulting in too long debugging time and affecting production efficiency. problem, this application proposes a solution.

Utility model content

The purpose of the utility model is to provide a device for convenient adjustment of the filling dose of the spray.

The above-mentioned technical purpose of the present utility model is achieved through the following technical solutions:

A device for easily adjusting the filling dose of aerosols includes a mounting seat and a valve body arranged on the mounting seat, the bottom of the valve body is provided with a filling nozzle, the inside of the valve body is provided with a filling cavity, and the valve body is provided with a filling cavity. A piston is installed inside the filling cavity, a mounting frame is arranged on the upper end of the valve body, a cylinder is installed on the mounting frame, the cylinder is connected with the piston through a piston rod, and a limit block is arranged on the piston rod, and the valve The body is also provided with an adjusting seat for the piston rod to pass through, the adjusting seat is provided with an internal thread, the adjusting nut is provided with a threaded segment matched with the internal thread, and the adjusting nut is provided with a piston in the middle. The through hole through which the rod passes, the upper end of the threaded section is provided with a rotating cap, and the height of the adjusting nut is adjusted by rotating the rotating cap to adjust the matching length of the nut and the adjustment seat, and the bottom of the filling cavity is communicated with the filling nozzle, The side wall of the bottom end of the filling cavity is provided with a liquid inlet pipe, a valve block and a spring are arranged inside the liquid inlet pipe and the filling nozzle, and a joint is installed at the liquid inlet of the liquid inlet pipe; the valve body The bottom of the valve body and the front side of the filling nozzle are provided with a signal transmitter, the valve body is installed above the conveyor belt, and a plurality of uniformly distributed conveyor racks are fixedly installed on the conveyor belt. An aerosol can is placed, and a receiver is provided on the front side of the upper end of each of the carriages.

Further, the threaded section of the adjusting nut is provided with a scale groove along its length direction, and a scale line is arranged in the scale groove.

Further, the number of the scale grooves is multiple, and the plurality of scale grooves are evenly distributed on the thread segments.

Further, the middle position of the bottom of the conveying frame is fixed integrally with the conveying belt through the connecting block.

To sum up, the utility model has the following beneficial effects: the utility model firstly adjusts the height of the adjusting nut on the adjusting seat, and accurately controls the moving distance of the piston inside the filling cavity through the scale line, that is, adjusts the filling dose , when the cylinder shrinks and drives the piston up, a negative pressure is formed inside the filling cavity, and the liquid medicine enters the filling cavity through the opening of the valve block and the spring through the liquid inlet pipe. When the receiver sends the signal from the signal transmitter, the conveyor belt stops moving, and then the piston rod of the control cylinder is extended to squeeze the liquid medicine in the filling cavity, and the liquid medicine pushes the piston block and spring on the filling nozzle, and the spray The tank is filled. After the filling is completed, the cylinder shrinks and sucks the liquid into the filling cavity, and the conveyor belt continues to move until the receiver on the next conveyor receives the signal from the signal transmitter and completes the next working cycle; The utility model has the advantages of simple structure, convenient and precise adjustment of the filling dose and the like.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the structural representation of the adjusting nut of the present utility model;

Figure 3 is a schematic structural diagram of the present invention during filling.

In the figure, 1. Conveyor belt; 2. Conveyor frame; 3. Spray tank; 4. Connecting block; 5. Receiver; 6. Valve body; 7. Filling nozzle; 8. Mounting seat; 9. Filling cavity ;10, piston; 11, mounting frame; 12, piston rod; 13, cylinder; 14, limit block; 15, adjusting nut; 16, adjusting seat; 17, joint; 18, liquid inlet pipe; 19, valve block ; 20, spring; 21, signal transmitter; 22, through hole; 23, thread segment; 24, rotating cap; 25, scale groove; 26, scale line.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

As shown in Figures 1-2, a device for convenient adjustment of aerosol filling dose includes a mounting seat 8 and a valve body 6 arranged on the mounting seat 8. The bottom of the valve body 6 is provided with a filling nozzle 7, The valve body 6 is provided with a filling cavity 9 inside, a piston 10 is installed inside the filling cavity 9, an installation frame 11 is installed on the upper end of the valve body 6, and a cylinder 13 is installed on the installation frame 11. The cylinder 13 is connected with the piston 10 through the piston rod 12, the piston rod 12 is provided with a limit block 14, the valve body 6 is also provided with an adjusting seat 16 for the piston rod 12 to pass through, and the adjusting seat 16 is provided with There is an internal thread, the adjusting nut 15 is provided with a threaded section 23 that cooperates with the internal thread, the adjusting nut 15 is provided with a through hole 22 for the piston rod 12 to pass through, and the upper end of the threaded section 23 is provided with a rotating The cap 24 is used to adjust the height of the adjusting nut 15 by rotating the matching length of the adjusting nut 15 and the adjusting seat 16 through the rotating cap 24. The bottom of the filling cavity 9 is communicated with the filling nozzle 7, and the bottom of the filling cavity 9 is connected to the filling nozzle 7. The side wall of the end is provided with a liquid inlet pipe 18, the liquid inlet pipe 18 and the filling nozzle 7 are provided with a valve block 19 and a spring 20, and the liquid inlet of the liquid inlet pipe 18 is installed with a joint 17; the valve The bottom of the body 6 and the front side of the filling nozzle 7 are provided with a signal transmitter 21. The valve body 6 is installed above the conveyor belt 1, and a plurality of uniformly distributed conveyor racks 2 are fixedly installed on the conveyor belt 1. An aerosol can 3 can be placed on each of the conveying racks 2 , and a receiver 5 is provided on the front side of the upper end of each of the conveying racks 2 .

Further, the threaded section 23 of the adjusting nut 15 is provided with a scale groove 25 along its length direction, and a scale line 26 is provided in the scale groove 25 .

Further, the number of the scale grooves 25 is multiple, and the plurality of the scale grooves 25 are evenly distributed on the threaded section 23 .

Further, the middle position of the bottom of the conveying frame 2 is fixed integrally with the conveying belt 1 through the connecting block 4 .

Working principle: As shown in Figure 1 and Figure 3, firstly, by adjusting the height of the adjusting nut on the adjusting seat, the moving distance of the piston inside the filling cavity is precisely controlled by the scale line, that is, the filling dose is adjusted, and the cylinder shrinks to drive When the piston moves up, a negative pressure is formed inside the filling cavity, and the liquid medicine enters the filling cavity through the opening of the valve block and the spring through the liquid inlet pipe. When the signal sent by the device is sent, the conveyor belt stops moving, and then the piston rod of the cylinder is controlled to extend to squeeze the liquid in the filling chamber, and the liquid pushes the piston block and spring on the filling nozzle to fill the spray tank. After the filling is completed, the cylinder shrinks and sucks the liquid into the filling cavity, and the conveyor belt continues to move until the receiver on the next conveyor receives the signal from the signal transmitter and completes the next working cycle.

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to the present embodiment without creative contribution as needed after reading this specification, but only within the scope of the present invention All new types of claims are protected by the patent law.

Claims (4)

1. A device for convenient adjustment of aerosol filling dose, characterized in that: it comprises a mounting seat (8) and a valve body (6) arranged on the mounting seat (8), and the bottom of the valve body (6) is provided with a valve body (6). There is a filling nozzle (7), a filling cavity (9) is arranged inside the valve body (6), a piston (10) is installed inside the filling cavity (9), and the upper end of the valve body (6) is provided with a filling cavity (9). There is a mounting frame (11), a cylinder (13) is mounted on the mounting frame (11), the cylinder (13) is connected with the piston (10) through a piston rod (12), and the piston rod (12) is provided with A limiting block (14), the valve body (6) is also provided with an adjustment seat (16) for the piston rod (12) to pass through, the adjustment seat (16) is provided with internal threads, and the adjustment nut ( 15) is provided with a threaded section (23) that cooperates with the internal thread, the adjustment nut (15) is provided with a through hole (22) in the middle for the piston rod (12) to pass through, and the upper end of the threaded section (23) is provided with a through hole (22). There is a rotating cap (24), and the length of the adjusting screw cap (15) and the adjusting seat (16) can be adjusted by rotating the rotating cap (24) to adjust the height of the adjusting screw cap (15). The bottom of the filling cavity (9) It is communicated with the filling nozzle (7), the side wall of the bottom end of the filling cavity (9) is provided with a liquid inlet pipe (18), and the liquid inlet pipe (18) and the filling nozzle (7) are provided with a valve inside A block (19) and a spring (20), the liquid inlet of the liquid inlet pipe (18) is provided with a joint (17); the bottom of the valve body (6) and the front side of the filling nozzle (7) are provided with A signal transmitter (21), the valve body (6) is installed above the conveyor belt (1), and a plurality of uniformly distributed conveyor racks (2) are fixedly installed on the conveyor belt (1). An aerosol can (3) can be placed on the conveying frame (2), and a receiver (5) is provided on the front side of the upper end of each conveying frame (2). 2. The device for convenient adjustment of aerosol filling dose according to claim 1, characterized in that: the threaded section (23) of the adjustment nut (15) is provided with a scale groove (23) along its length direction. 25), a scale line (26) is arranged in the scale groove (25). 3. The device for convenient adjustment of the filling dose of aerosol according to claim 2, characterized in that: the number of the scale grooves (25) is plural, and the plurality of scale grooves (25) are evenly distributed in the on the threaded section (23). 4. The device for convenient adjustment of aerosol filling dose according to claim 3, characterized in that: the middle position of the bottom of the conveying frame (2) is fixed to the conveying belt (1) by a connecting block (4) one.

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