Liquid inlet nozzle of liquid medicine storage barrel

Abstract

According to the liquid inlet nozzle of the liquid medicine storage barrel, the radial seal is arranged on the outer ring of the circumference of the liquid spraying channel in the liquid spraying nozzle, compared with traditional end face seal, the sealing performance of the circumference seal adopted by the liquid inlet nozzle is greatly improved, reliable sealing can be achieved, and the service life of the liquid inlet nozzle is prolonged. The liquid spraying opening is of a conical face guide groove structure with the opening angle gradually increasing, the problem that a traditional structure is prone to water leakage is solved, the nozzle structure is good in sealing performance, water leakage is avoided when the nozzle structure is put into production and use, and the problems that in the prior art, the butt joint sealing performance between a spraying head and a liquid receiving opening of a liquid medicine barrel is poor, and operation is not convenient are solved. And the nozzle and the liquid receiving port need to be in strict coaxial butt joint, otherwise, liquid leakage is also caused, and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid medicine packaging machines, in particular to a liquid inlet nozzle for a liquid medicine storage barrel. Background Art

[0002] Chinese herbal decoctions are packaged into small bags through a packaging machine, which is convenient for patients to take home and drink directly. When the packaging machine is used to package new decoctions after the packaging is completed, in order to avoid the new decoction from mixing with the residual decoction from the previous packaging, the packaging machine needs to be cleaned and put back into use.

[0003] Chinese patent CN218142554U discloses a lifting mechanism of a cleaning structure for traditional Chinese medicine packaging equipment, including: a guide member, a cleaning pipe and a lifting assembly. The guide member slides and guides the cleaning pipe located in the middle, and the cleaning pipe is slidably arranged along the guide member. The top of the cleaning pipe is connected to the nozzle, and the bottom of the cleaning pipe is connected to the water supply equipment. The lifting assembly is installed on one side of the guide member. The lifting assembly drives the cleaning pipe to slide and lift along the guide member. The guide member is provided to guide the lifting of the cleaning pipe, and at the same time, the strength of the cleaning pipe is improved, so that the stability of the cleaning mechanism is improved.

[0004] However, in the prior art, the sealing performance between the nozzle and the liquid receiving port of the liquid medicine cartridge is poor, which is prone to leakage; and the nozzle and the liquid receiving port need to be strictly coaxially connected, otherwise leakage will also occur. Utility Model Content

[0005] The purpose of the utility model is to provide a liquid inlet nozzle for a liquid storage barrel in response to the deficiencies in the prior art. By arranging a radial seal on the circumferential outer ring of the liquid spray channel in the liquid spray nozzle, the circumferential seal adopted by the utility model has greatly enhanced sealing performance compared with the traditional end face seal, and can achieve reliable sealing. Moreover, by arranging the liquid spray port as a conical guide groove structure with a gradually increasing opening angle, the problem that the traditional structure is prone to water leakage is solved. The nozzle structure of the utility model has good sealing performance and will not leak when put into production and use. The technical problems such as poor sealing performance of the connection between the nozzle and the liquid receiving port of the liquid storage barrel, easy leakage and the need for strict coaxial connection between the nozzle and the liquid receiving port, otherwise leakage will also be caused are solved.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A liquid inlet nozzle for a liquid storage barrel comprises a liquid spray nozzle, which is matched and sealed with a liquid receiving head on the liquid storage barrel, wherein a liquid spray channel is provided inside the liquid spray nozzle, and a sealing portion is radially arranged on the circumferential outer ring of the liquid spray channel.

[0008] Preferably, the sealing portion is arranged toward the liquid outlet end of the liquid spraying channel.

[0009] Preferably, a sealing ring groove having a diameter greater than that of the liquid spraying channel is provided in the liquid spraying nozzle, and the sealing portion is matched and clamped in the sealing ring groove.

[0010] Preferably, the sealing portion is configured as an O-ring.

[0011] Preferably, the liquid spray channel at the liquid outlet end is connected to a liquid spray port, and the liquid spray port is configured as a tapered port with a gradually increasing opening.

[0012] Preferably, it further includes: a guide cover, the liquid spray nozzle is installed on the upper end of the guide cover; a liquid adding tube, the liquid adding tube is accommodated in the guide cover, the liquid inlet end of the liquid adding tube is connected to the liquid supply device, and the liquid outlet end of the liquid adding tube is connected to the liquid spray nozzle; and a lifting part, the liquid spray nozzle, the guide cover and the liquid adding tube constitute a liquid inlet module, and the lifting part drives the liquid inlet module to move up and down.

[0013] Preferably, the lifting part is configured as an electric cylinder.

[0014] Preferably, it further comprises: a guiding mechanism, which guides the lifting and lowering action of the liquid inlet module.

[0015] Preferably, the guide mechanism comprises: guide rods, at least two groups of which are vertically installed; and a lower guide seat, the lower guide seat is vertically slidingly limited and installed on the guide rods, the guide cover is installed on the upper part of the lower guide seat, and the driving end of the lifting part is connected to the bottom of the lower guide seat.

[0016] Preferably, the guide mechanism also includes: an upper guide seat, which is installed on the top of the guide rod, and a through groove is provided on the upper guide seat. The guide cover passes through the through groove, and a plurality of groups of guide rollers are matched and arranged around the guide cover in the through groove to guide the guide cover in a rolling manner.

[0017] The beneficial effects of the utility model are:

[0018] (1) The utility model provides a radial seal on the outer circumference of the liquid spraying channel in the liquid spraying nozzle. Compared with the traditional end face seal, the sealing performance of the circumferential seal adopted by the utility model is greatly enhanced, and reliable sealing can be achieved;

[0019] (2) The utility model solves the problem of easy water leakage in the traditional structure by setting the liquid spraying port as a conical guide groove structure with a gradually increasing opening angle. The utility model has good production effect and no water leakage;

[0020] (3) The utility model simplifies the driving structure by providing a lifting part of the electric cylinder structure, and cooperates with the provision of a guide mechanism to provide guidance and support for the lifting process, making the action more reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a cross-sectional view of the overall structure of the utility model;

[0023] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0024] Figure 4 for Figure 2 Enlarged view of point B in the middle;

[0025] Figure 5 for Figure 1 Enlarged view of center C. 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. 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.

[0027] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0028] Embodiment 1

[0029] like Figure 1 As shown, a liquid inlet nozzle for a liquid storage barrel comprises: a liquid spray nozzle 1, wherein the liquid spray nozzle 1 is matched with a liquid receiving head on the liquid storage barrel and sealed and docked, such as Figure 2-3As shown, the liquid spraying nozzle 1 has a liquid spraying channel 11 therein, and a sealing portion 2 is radially arranged on the outer circumference of the liquid spraying channel 11 .

[0030] In this embodiment, by providing a radial seal on the outer circumference of the liquid spraying channel 11 in the liquid spraying nozzle 1, compared with the traditional end face seal, the sealing performance of the circumferential seal used in this embodiment is greatly enhanced, and reliable sealing can be achieved.

[0031] As a preference, Figure 3 As shown, the sealing portion 2 is disposed toward the liquid outlet end of the liquid injection channel 11 .

[0032] Preferably, a sealing ring groove 12 having a diameter greater than that of the liquid spraying channel 11 is provided in the liquid spraying nozzle 1 , and the sealing portion 2 is matched and clamped in the sealing ring groove 12 .

[0033] Preferably, the sealing portion 2 is configured as an O-ring.

[0034] Embodiment 2

[0035] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0036] As a preference, Figure 3 As shown, the liquid spraying channel 11 at the liquid outlet end is connected to a liquid spraying port 13, and the liquid spraying port 13 is configured as a tapered port with a gradually increasing opening.

[0037] In this embodiment, the liquid spray port 13 is provided as a conical guide groove structure with a gradually increasing opening angle, thereby solving the problem of easy water leakage in the traditional structure, and the production and use effect is good without water leakage.

[0038] Embodiment 3

[0039] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0040] As a preference, Figure 1-2 As shown, it also includes: a guide cover 3, the liquid spray nozzle 1 is installed on the upper end of the guide cover 3; a liquid adding pipe 4, the liquid adding pipe 4 is accommodated in the guide cover 3, the liquid inlet end of the liquid adding pipe 4 is connected to the liquid supply device 5, and the liquid outlet end of the liquid adding pipe 4 is connected to the liquid spray nozzle 1; and a lifting part 6, the liquid spray nozzle 1, the guide cover 3 and the liquid adding pipe 4 constitute a liquid inlet module, and the lifting part 6 drives the liquid inlet module to move up and down.

[0041] Preferably, the lifting part 6 is configured as an electric cylinder.

[0042] In this embodiment, the driving structure is simplified by providing a lifting part of the electric cylinder structure.

[0043] Embodiment 4

[0044] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0045] As a preference, Figure 1 As shown, it also includes: a guiding mechanism 7, and the guiding mechanism 7 guides the lifting action of the liquid inlet module.

[0046] In this embodiment, a guide mechanism 7 is provided to guide and support the lifting process, so that the action is more reliable.

[0047] Preferably, the guide mechanism 7 includes: guide rods 71, at least two groups of the guide rods 71 ​​are vertically installed; and a lower guide seat 72, the lower guide seat 72 is vertically slidably limited and installed on the guide rods 71, the guide cover 3 is installed on the upper part of the lower guide seat 72, and the driving end of the lifting part 6 is connected to the bottom of the lower guide seat 72.

[0048] Preferably, the guide mechanism 7 further comprises: an upper guide seat 73, the upper guide seat 73 being mounted on the top of the guide rod 71, Figure 4-5 As shown, a through slot 74 is provided on the upper guide seat 73 , and the guide cover 3 is arranged through the through slot 74 . A plurality of groups of guide rollers 75 for rolling and guiding the guide cover 3 are matched and arranged in the through slot 74 and around the guide cover 3 .

[0049] In this embodiment, since the liquid inlet module is overall relatively long, a lower guide seat 72 is provided to support and guide the lower part of the liquid inlet module, and an upper guide seat 73 is provided to support and guide the upper middle part of the liquid inlet module in a rolling manner, so that the liquid inlet module will not shake and the lifting action is stable and reliable.

[0050] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A liquid inlet nozzle for a liquid storage cylinder, characterized in that: include: The liquid spray nozzle is matched with the liquid receiving head on the liquid storage barrel to seal and dock with each other. The liquid spray nozzle has a liquid spray channel inside. The outer circle of the circumference of the liquid spray channel is radially provided with a sealing part.

2. A liquid inlet nozzle for a liquid storage cylinder according to claim 1, characterized in that: The sealing portion is disposed toward the liquid outlet end of the liquid spraying channel.

3. The liquid inlet nozzle for a liquid storage cylinder according to claim 1, characterized in that: A sealing ring groove with a diameter larger than that of the liquid spraying channel is provided in the liquid spraying nozzle, and the sealing portion is matched and clamped in the sealing ring groove.

4. The liquid inlet nozzle for a liquid storage cylinder according to claim 1, characterized in that: The sealing portion is configured as an O-ring.

5. The liquid inlet nozzle for a liquid storage cylinder according to claim 1, characterized in that: The liquid spraying channel at the liquid outlet end is connected to a liquid spraying port, and the liquid spraying port is configured as a tapered port with a gradually increasing opening.

6. A liquid inlet nozzle for a liquid storage cylinder according to any one of claims 1 to 5, characterized in that: Also includes: A guide cover, wherein the liquid spray nozzle is mounted on an upper end portion of the guide cover; A liquid adding pipe, the liquid adding pipe is accommodated in the guide cover, the liquid inlet end of the liquid adding pipe is connected to the liquid supply device, and the liquid outlet end of the liquid adding pipe is connected to the liquid spray nozzle; as well as The lifting part, the liquid spray nozzle, the guide cover and the liquid adding pipe constitute a liquid inlet module, and the lifting part drives the liquid inlet module to move up and down.

7. A liquid inlet nozzle for a liquid storage cylinder according to claim 6, characterized in that: The lifting part is configured as an electric cylinder.

8. The liquid inlet nozzle for a liquid storage cylinder according to claim 6, characterized in that: Also includes: A guiding mechanism is used to guide the lifting and lowering action of the liquid inlet module.

9. The liquid inlet nozzle for a liquid storage cylinder according to claim 8, characterized in that: The guiding mechanism comprises: Guide rods, at least two groups of which are vertically mounted; and A lower guide seat is vertically slidably limited and installed on the guide rod, the guide cover is installed on the upper part of the lower guide seat, and the driving end of the lifting part is connected to the bottom of the lower guide seat.

10. The liquid inlet nozzle for a liquid storage cylinder according to claim 9, characterized in that: The guiding mechanism also includes: An upper guide seat is installed on the top of the guide rod, a through slot is provided on the upper guide seat, the guide cover passes through the through slot, and a plurality of guide rollers for rolling and guiding the guide cover are matched and arranged in the through slot around the guide cover.

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