CN216806620U - Safe and sanitary liquid pumping device - Google Patents
Safe and sanitary liquid pumping device Download PDFInfo
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- CN216806620U CN216806620U CN202220524241.6U CN202220524241U CN216806620U CN 216806620 U CN216806620 U CN 216806620U CN 202220524241 U CN202220524241 U CN 202220524241U CN 216806620 U CN216806620 U CN 216806620U
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Abstract
The utility model discloses a safe and sanitary liquid pumping device which comprises a connecting pipe component connected with the opening part of a container, wherein the connecting pipe component is movably connected with a liquid pumping barrel, the inner side wall of the liquid pumping barrel is hermetically connected with a movable plug capable of sliding relative to the liquid pumping barrel, and a liquid storage cavity capable of being communicated with the connecting pipe component is formed in the inner cavity of the liquid pumping barrel; the connecting pipe assembly comprises a liquid inlet and outlet pipe which is connected with the liquid pumping cylinder in a sliding mode and communicated with the liquid storage cavity, the liquid inlet and outlet pipe is connected with a valve pipe which can move relative to the liquid pumping cylinder and can move along with the liquid inlet and outlet pipe, the valve pipe is used for being connected with the opening of the container, and a blocking structure which can block the connecting pipe assembly when the connecting pipe assembly is separated from the opening of the container so as to isolate the inner cavity of the connecting pipe assembly from the outside is arranged between the liquid inlet and outlet pipe and the valve pipe.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a safe and sanitary liquid pumping device.
[ background of the utility model ]
The packaging container relates to various industries, is used for protecting commodities, has the functions of convenient storage and use, facilitating transportation, promoting sales, preventing environmental pollution, safety accidents and the like, and adopts corresponding packaging containers according to certain technical specifications for different industries and different products.
In the current life, a large-capacity packaging container filled with liquid usually adopts a liquid pumping device to achieve the taking operation in the taking process. After the liquid is taken out, the liquid pumping device needs to be separated from the container for use, liquid can be remained in the connecting pipe assembly of the liquid pumping device in the liquid pumping process, and when the liquid pumping device is separated from the container, the liquid in the connecting pipe assembly can be scattered to the outside, so that the problem of insanitation exists.
Therefore, the present invention has been made in view of the above problems.
[ Utility model ] content
The utility model aims to overcome the defects of the prior art, provides a safe and sanitary liquid pumping device, can solve the problems in the prior art, can avoid the liquid from spilling out when a liquid inlet pipe, a liquid outlet pipe and a container are separated, and has the characteristics of cleanness, sanitation and convenient operation.
The utility model is realized by the following technical scheme:
a safe and sanitary liquid pumping device comprises a connecting pipe component 3 connected with the opening part of a container, wherein the connecting pipe component 3 is movably connected with a liquid pumping barrel 1, the inner side wall of the liquid pumping barrel 1 is hermetically connected with a movable plug 2 capable of sliding relative to the liquid pumping barrel 1, and a liquid storage cavity 11 capable of being communicated with the connecting pipe component 3 is formed in the inner cavity of the liquid pumping barrel 1; the connecting pipe component 3 comprises a liquid inlet and outlet pipe 31 which is connected with the liquid pumping cylinder 1 in a sliding way and is communicated with the liquid storage cavity 11, the liquid inlet and outlet pipe 31 is connected with a valve pipe 32 which can move relative to the liquid pumping cylinder and can move along with the liquid inlet and outlet pipe 31, the valve pipe 32 is used for being connected with the opening of the container, and a blocking structure 4 which can block the connecting pipe component 3 when the connecting pipe component 3 is separated from the opening of the container so as to isolate the inner cavity of the connecting pipe component 3 from the outside is arranged between the liquid inlet and outlet pipe 31 and the valve pipe 32.
As mentioned above, the blocking structure 4 includes a blocking seat disposed at the lower end of the liquid inlet/outlet pipe 31 and capable of blocking the lower port of the valve pipe 32, when the liquid inlet/outlet pipe 31 slides upward relative to the valve pipe 32, the blocking seat blocks the lower port of the valve pipe 32, and when the liquid inlet/outlet pipe 31 slides downward relative to the valve pipe 32, the blocking seat opens the lower port of the valve pipe 32.
According to the safe and sanitary liquid pumping device, the limiting structure 5 which can enable the blocking seat to open the lower port of the valve pipe 32 all the time when pumping liquid is arranged between the liquid inlet and outlet pipe 31 and the valve pipe 32.
According to the safe and sanitary liquid pumping device, the valve tube 32 is slidably sleeved on the outer wall of the liquid inlet and outlet tube 31, and the limiting structure 5 is a limiting step which is arranged on the liquid inlet and outlet tube 31 and can be abutted against the upper port of the valve tube 32; the valve tube 32 is slidably connected to the inner wall of the liquid inlet and outlet tube 31, and the limiting structure 5 is a limiting step which is arranged on the valve tube 32 and can be abutted against the lower port of the liquid inlet and outlet tube 31.
According to the safe and sanitary liquid pumping device, the liquid pumping barrel 1 is provided with the connecting hole sleeve 12, the sealing sleeve 13 is arranged in the connecting hole sleeve 12, and the connecting pipe component 3 is connected in the sealing sleeve 13 in a sliding manner.
As mentioned above, the liquid outlet control structure 6 is arranged between the liquid inlet and outlet pipe 31 and the valve pipe 32, and can control the liquid storage cavity 11 to communicate with or isolate from the outside when the valve pipe 32 moves relative to the liquid inlet and outlet pipe 31.
According to the safe and sanitary liquid pumping device, the valve tube 32 is slidably sleeved on the outer wall of the liquid inlet and outlet tube 31; the liquid outlet control structure 6 comprises a first liquid outlet window 61 arranged on the valve tube 32 and capable of being communicated with the liquid storage cavity 11, and a second liquid outlet window 62 which can be aligned and communicated with the first liquid outlet window 61 when the valve tube 32 moves relative to the liquid inlet and outlet tube 31 is arranged on the liquid inlet and outlet tube 31.
In the safe and sanitary liquid pumping device, the valve tube 32 is slidably connected to the inner wall of the liquid inlet and outlet tube 31; the liquid outlet control structure 6 comprises a first liquid outlet window 61 which is arranged on the liquid inlet and outlet pipe 31 and can be communicated with the liquid storage cavity 11, and a second liquid outlet window 62 which can be aligned and communicated with the first liquid outlet window 61 when the valve pipe 32 moves relative to the liquid inlet and outlet pipe 31 is arranged on the valve pipe 32.
According to the safe and sanitary liquid pumping device, the liquid pumping cylinder 1 or the movable plug 2 is provided with the air supply control structure 7 for controlling the liquid storage cavity 11 to be communicated or isolated with the outside.
As mentioned above, the air supply control structure 7 includes the air supply hole 71 disposed on the movable plug 2 and communicated with the liquid storage cavity 11, and the movable plug 2 is connected with the one-way air inlet valve 72 for controlling the opening or closing of the air supply hole 71.
Compared with the prior art, the utility model has the following advantages:
1. when the utility model is used for pumping liquid, the valve pipe is firstly connected on the opening part or the outer wall of the container in a propping way, the lower port of the liquid inlet and outlet pipe is communicated with the inner cavity of the container, then the liquid pumping tube is operated to move towards one side of the container relative to the connecting pipe assembly, so that the upper end of the liquid inlet and outlet pipe pushes the movable plug to slide upwards relative to the liquid pumping tube, the volume of the liquid storage cavity is gradually enlarged, in the process, the liquid contained in the inner cavity of the container passes through the lower port of the liquid inlet and outlet pipe and enters the liquid storage cavity from the upper port of the liquid inlet and outlet pipe, when the liquid in the liquid storage cavity reaches the required amount, the liquid pumping tube can be operated to move towards one side far away from the container, at the moment, the valve pipe is connected with the opening part of the container, the liquid pumping tube drives the liquid inlet and outlet pipe to slide upwards relative to the valve pipe through the movable plug structure, so that the connecting pipe assembly is plugged by the plugging structure, then the liquid pumping tube is continuously operated to move towards one side far away from the container, the liquid inlet pipe and the liquid outlet pipe drive the valve pipe to be separated from the opening of the container, so that the connecting pipe assembly is blocked by the blocking structure when the connecting pipe assembly is separated from the opening of the container, the inner cavity of the connecting pipe assembly is isolated from the outside, and the liquid is prevented from being spilled out to cause waste when the connecting pipe assembly is separated from the opening of the container.
2. The connecting hole sleeve is arranged on the liquid pumping barrel, the sealing sleeve is arranged in the connecting hole sleeve, the connecting pipe assembly is connected in the sealing sleeve in a sliding mode, residual liquid on the outer wall of the connecting pipe assembly when the connecting pipe assembly is used can be guaranteed, meanwhile, the connecting hole sleeve is prevented from being in rigid contact with the connecting pipe assembly, and the service life is prolonged.
3. In order to facilitate use and lead the liquid to be discharged smoothly, the liquid pumping cylinder or the movable plug is provided with an air supply control structure for controlling the liquid storage cavity to be communicated or isolated with the outside.
[ description of the drawings ]
The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings, in which:
FIG. 1 is one of cross-sectional views of embodiment 1 of the present invention in an initial state;
FIG. 2 is a second cross-sectional view of the embodiment 1 of the present invention in the initial state;
FIG. 3 is one of the cross-sectional views of example 1 of the present invention during the process of drawing liquid;
FIG. 4 is a second cross-sectional view of the embodiment 1 of the present invention during the process of drawing liquid;
FIG. 5 is one of the cross-sectional views of example 1 of the present invention at the end of the drawing;
FIG. 6 is a second cross-sectional view of the embodiment 1 at the end of the drawing;
FIG. 7 is one of the cross-sectional views of example 1 of the present invention when separated from the container mouth;
FIG. 8 is a second sectional view of the present invention when example 1 is separated from the container mouth;
FIG. 9 is one of the cross-sectional views of embodiment 1 of the present invention during tapping;
FIG. 10 is a second cross-sectional view of the embodiment 1 of the present invention during tapping;
FIG. 11 is a second sectional view of embodiment 2 of the present invention in the initial state;
FIG. 12 is a second sectional view of embodiment 2 of the present invention in the initial state;
FIG. 13 is one of the cross-sectional views of example 2 of the present invention at the end of the drawing;
FIG. 14 is a second sectional view of example 2 at the end of drawing;
FIG. 15 is one of the cross-sectional views of embodiment 2 of the present invention at the time of tapping;
fig. 16 is a second cross-sectional view of embodiment 2 of the present invention during tapping.
[ detailed description ] A
Embodiments of the present invention will be described in detail below with reference to fig. 1 to 16.
Example 1:
as shown in fig. 1-10, the safe and sanitary liquid pumping device of the present invention comprises a connecting pipe assembly 3 for connecting with the mouth of a container, wherein the connecting pipe assembly 3 is movably connected with a liquid pumping cylinder 1, the inner side wall of the liquid pumping cylinder 1 is hermetically connected with a movable plug 2 capable of sliding relative to the liquid pumping cylinder 1, and a liquid storage cavity 11 capable of communicating with the connecting pipe assembly 3 is formed in the inner cavity of the liquid pumping cylinder 1; the connecting pipe component 3 comprises a liquid inlet and outlet pipe 31 which is connected with the liquid pumping cylinder 1 in a sliding way and is communicated with the liquid storage cavity 11, the liquid inlet and outlet pipe 31 is connected with a valve pipe 32 which can move relative to the liquid pumping cylinder and can move along with the liquid inlet and outlet pipe 31, the valve pipe 32 is used for being connected with the opening of the container, and a blocking structure 4 which can block the connecting pipe component 3 when the connecting pipe component 3 is separated from the opening of the container so as to isolate the inner cavity of the connecting pipe component 3 from the outside is arranged between the liquid inlet and outlet pipe 31 and the valve pipe 32.
In the process, the liquid contained in the inner cavity of the container enters the liquid storage cavity from the upper end of the liquid inlet and outlet pipe through the lower end port of the liquid inlet and outlet pipe, and the liquid storage cylinder can be operated to move away from the side away from the container when the liquid in the liquid storage cavity reaches the required amount, so that the liquid inlet and outlet pipe is driven by the liquid inlet and outlet pipe to slide upwards relative to the valve pipe through the movable plug, and the connecting pipe assembly is blocked by the blocking structure, as shown in fig. 7 and 8, the liquid pumping cylinder is then operated to move towards the side far away from the container until the liquid inlet and outlet pipe drives the valve pipe to separate from the container opening; when the liquid contained in the liquid storage cavity needs to be used, the operating valve pipe slides upwards relative to the liquid inlet and outlet pipe, in the sliding process, the lower port of the valve pipe is opened by the blocking structure, the lower port of the liquid inlet and outlet pipe can extend out from the lower port of the valve pipe, and meanwhile, the first liquid outlet window is communicated with the second liquid outlet window in an aligned mode, so that the liquid contained in the liquid storage cavity flows out from the lower port of the liquid inlet and outlet pipe through the first liquid outlet window and the second liquid outlet window, as shown in figures 9 and 10, the connecting pipe assembly is blocked when the connecting pipe assembly is separated from the opening of the container through the blocking structure, the inner cavity of the connecting pipe assembly is isolated from the outside, and therefore the liquid is prevented from spilling when the connecting pipe assembly is separated from the opening of the container, waste is caused, and the liquid storage device has the characteristics of safety, sanitation, convenience in operation and convenience in use.
As shown in fig. 1-10, the liquid inlet and outlet pipe 31 and the movable plug 2 are relatively and fixedly connected through a clamping structure.
As shown in fig. 1-10, in order to better block the connecting pipe assembly, the blocking structure 4 includes a blocking seat disposed at the lower end of the liquid inlet/outlet pipe 31 and capable of blocking the lower port of the valve pipe 32, when the liquid inlet/outlet pipe 31 slides upward relative to the valve pipe 32, the blocking seat blocks the lower port of the valve pipe 32, and when the liquid inlet/outlet pipe 31 slides downward relative to the valve pipe 32, the blocking seat opens the lower port of the valve pipe 32.
As shown in fig. 1-10, a limiting structure 5 is disposed between the liquid inlet/outlet tube 31 and the valve tube 32, and the limiting structure enables the sealing seat to always open the lower port of the valve tube 32 during liquid pumping. In the liquid pumping process, the lower port of the valve pipe 32 can be prevented from being plugged by the plugging seat through the limiting structure, so that the liquid storage cavity is communicated with the inner cavity of the container through the connecting pipe assembly, and the liquid pumping work is facilitated.
As shown in fig. 1-10, preferably, the valve tube 32 is slidably sleeved on the outer wall of the liquid inlet and outlet tube 31, and the limiting structure 5 is a limiting step which is arranged on the liquid inlet and outlet tube 31 and can abut against the upper port of the valve tube 32.
As shown in fig. 1-10, a connection hole sleeve 12 is arranged on the liquid suction tube 1, a sealing sleeve 13 is arranged in the connection hole sleeve 12, and the connecting pipe assembly 3 is slidably connected in the sealing sleeve 13, so that no residual liquid is left on the outer wall of the connecting pipe assembly when in use, and meanwhile, the connection hole sleeve is prevented from being in rigid contact with the connecting pipe assembly, and the service cycle is prolonged. The sealing sleeve 13 is made of deformable silicone material. In some embodiments, the connection hole sleeve 12 is integrally formed with the sealing sleeve 13, and the connection hole sleeve 12 is a silicone sleeve or a rubber sleeve.
As shown in fig. 1-10, for convenience of use, a liquid outlet control structure 6 is disposed between the liquid inlet and outlet pipes 31 and the valve pipe 32, and can control the liquid storage cavity 11 to communicate with or isolate from the outside when the valve pipe 32 moves relative to the liquid inlet and outlet pipes 31.
As shown in fig. 1-10, the valve tube 32 is slidably sleeved on the outer wall of the liquid inlet and outlet tube 31; the liquid outlet control structure 6 comprises a first liquid outlet window 61 arranged on the valve tube 32 and capable of being communicated with the liquid storage cavity 11, and a second liquid outlet window 62 which can be aligned and communicated with the first liquid outlet window 61 when the valve tube 32 moves relative to the liquid inlet and outlet tube 31 is arranged on the liquid inlet and outlet tube 31. When the liquid contained in the liquid storage cavity is used, the valve pipe is operated to move relative to the liquid inlet and outlet pipe to enable the first liquid outlet window and the second liquid outlet window to be communicated in an aligned mode, in the operation process, the lower port of the valve pipe is opened by the sealing seat, the lower port of the liquid inlet and outlet pipe can extend out of the lower port of the valve pipe, and therefore the liquid contained in the liquid storage cavity flows out of the lower port of the liquid inlet and outlet pipe through the first liquid outlet window, the second liquid outlet window and the inner cavity of the liquid inlet and outlet pipe.
In order to facilitate the alignment and communication of the first liquid outlet window and the second liquid outlet window, a positioning structure is arranged between the liquid inlet and outlet pipe 12 and the valve pipe 13, the positioning structure includes a positioning block arranged on the liquid inlet and outlet pipe 31, and a positioning protrusion, which is not marked in the drawing, is arranged on the valve pipe 32 and can be matched with the positioning block in a positioning manner to ensure the alignment and communication of the first liquid outlet window and the second liquid outlet window when the valve pipe 31 moves relative to the liquid inlet and outlet pipe 31.
As shown in fig. 1-10, for the convenience of use and smooth liquid discharge, the liquid suction cylinder 1 or the movable plug 2 is provided with a gas supply control structure 7 for controlling the liquid storage cavity 11 to be communicated or isolated with the outside.
As shown in fig. 1-10, the air supply control structure 7 includes an air supply hole 71 disposed on the movable plug 2 and communicated with the liquid storage cavity 11, and the movable plug 2 is connected with a one-way air inlet valve 72 for controlling the opening or closing of the air supply hole 71. When the liquid contained in the liquid storage cavity is used, the connecting pipe assembly is operated to be communicated with the outside, the air supplementing hole is opened by controlling the one-way air inlet valve, the air supplementing hole, the liquid storage cavity and the connecting pipe assembly are communicated at the moment, and the liquid outlet is smooth and convenient.
Example 2:
as shown in fig. 11-16, the safe and sanitary liquid pumping device of the present invention comprises a connecting tube assembly 3 for connecting with the mouth of a container, wherein the connecting tube assembly 3 is movably connected with a liquid pumping cylinder 1, the inner side wall of the liquid pumping cylinder 1 is hermetically connected with a movable plug 2 capable of sliding relative to the liquid pumping cylinder 1, and a liquid storage cavity 11 capable of communicating with the connecting tube assembly 3 is formed in the inner cavity of the liquid pumping cylinder 1; the connecting pipe assembly 3 comprises a liquid inlet and outlet pipe 31 which is connected with the liquid pumping cylinder 1 in a sliding way and is communicated with the liquid storage cavity 11, the liquid inlet and outlet pipe 31 is connected with a valve pipe 32 which can move relative to the liquid pumping cylinder and can move along with the liquid pumping cylinder, the valve pipe 32 is used for being connected with the opening of the container, and a blocking structure 4 which can block the connecting pipe assembly 3 when the connecting pipe assembly 3 is separated from the opening of the container so as to isolate the inner cavity of the connecting pipe assembly 3 from the outside is arranged between the liquid inlet and outlet pipe 31 and the valve pipe 32.
When the utility model is used for pumping liquid, the valve pipe is firstly connected on the opening part or the outer wall of the container in an abutting mode, the lower port of the liquid inlet and outlet pipe is communicated with the inner cavity of the container, then the liquid pumping cylinder is operated to move towards one side of the container relative to the connecting pipe assembly, so that the upper end of the liquid inlet and outlet pipe pushes the movable plug to slide upwards relative to the liquid pumping cylinder, the volume of the liquid storage cavity is gradually increased, in the process, the liquid contained in the inner cavity of the container enters the liquid storage cavity from the upper port of the liquid inlet and outlet pipe through the lower port of the valve pipe, when the liquid in the liquid storage cavity reaches the required amount, the liquid pumping cylinder can be operated to move towards one side far away from the container, at the moment, the valve pipe is connected with the opening part of the container, the liquid pumping cylinder drives the liquid inlet and outlet pipe to slide upwards relative to the valve pipe through the movable plug, so that the connecting pipe assembly is plugged by the plugging structure, and then the liquid pumping cylinder is continuously operated to move towards one side far away from the container, when the liquid inlet and outlet pipe drives the valve pipe to be separated from the opening of the container, and liquid contained in the liquid storage cavity needs to be used, the valve pipe is operated to slide upwards relative to the liquid inlet and outlet pipe, in the sliding process, the lower port of the valve pipe is opened by the plugging structure, and meanwhile, the first liquid outlet window is communicated with the second liquid outlet window in an aligned mode, so that the liquid contained in the liquid storage cavity flows out from the lower port of the valve pipe through the first liquid outlet window and the second liquid outlet window.
As shown in fig. 1-10, the liquid inlet and outlet pipe 31 and the movable plug 2 are relatively and fixedly connected through a clamping structure.
As shown in fig. 11-16, in order to better block the connecting pipe assembly, the blocking structure 4 includes a blocking seat disposed at the lower end of the liquid inlet/outlet pipe 31 and capable of blocking the lower port of the valve pipe 32, when the liquid inlet/outlet pipe 31 slides upward relative to the valve pipe 32, the blocking seat blocks the lower port of the valve pipe 32, and when the liquid inlet/outlet pipe 31 slides downward relative to the valve pipe 32, the blocking seat opens the lower port of the valve pipe 32.
As shown in fig. 11-16, for convenience of liquid taking, a limiting structure 5 is disposed between the liquid inlet/outlet tube 31 and the valve tube 32, which enables the sealing seat to open the lower port of the valve tube 32 all the time during liquid drawing. In the liquid pumping process, the lower port of the valve pipe 32 can be prevented from being plugged by the plugging seat through the limiting structure, so that the liquid storage cavity is communicated with the inner cavity of the container through the connecting pipe assembly, and the liquid pumping work is facilitated.
As shown in fig. 11-16, preferably, the valve tube 32 is slidably connected to the inner wall of the liquid inlet/outlet tube 31, and the limiting structure 5 is a limiting step provided on the valve tube 32 and capable of abutting against the lower port of the liquid inlet/outlet tube 31.
As shown in fig. 11-16, the liquid suction tube 1 is provided with a connection hole sleeve 12, the connection hole sleeve 12 is provided with a sealing sleeve 13, and the connecting pipe assembly 3 is slidably connected in the sealing sleeve 13, so that no residual liquid is left on the outer wall of the connecting pipe assembly during use, and the rigid contact between the connection hole sleeve and the connecting pipe assembly is avoided, thereby prolonging the service life. The sealing sleeve 13 is made of deformable silicone material. In some embodiments, the connection hole sleeve 12 is integrally formed with the sealing sleeve 13, and the connection hole sleeve 12 is a silicone sleeve or a rubber sleeve.
As shown in fig. 11-16, for convenience of use, a liquid outlet control structure 6 is disposed between the liquid inlet and outlet pipes 31 and the valve pipe 32, and can control the liquid storage chamber 11 to communicate with or isolate from the outside when the valve pipe 32 moves relative to the liquid inlet and outlet pipes 31.
As shown in fig. 11-16, the valve tube 32 is slidably connected to the inner wall of the liquid inlet/outlet tube 31; the liquid outlet control structure 6 comprises a first liquid outlet window 61 which is arranged on the liquid inlet and outlet pipe 31 and can be communicated with the liquid storage cavity 11, and a second liquid outlet window 62 which can be aligned and communicated with the first liquid outlet window 61 when the valve pipe 32 moves relative to the liquid inlet and outlet pipe 31 is arranged on the valve pipe 32. When liquid in the liquid storage cavity needs to be contained, the operation valve pipe slides upwards relative to the liquid inlet and outlet pipe to align and communicate the first liquid outlet window with the second liquid outlet window, and in the operation process, the lower port of the valve pipe is opened by the action of the plugging seat, so that the liquid contained in the liquid storage cavity flows out from the lower port of the valve pipe through the first liquid outlet window, the second liquid outlet window and the inner cavity of the valve pipe, and the liquid storage device is convenient to use and convenient to operate.
In order to facilitate the alignment and communication of the first liquid outlet window and the second liquid outlet window, a positioning structure is arranged between the liquid inlet and outlet pipe 12 and the valve pipe 13, the positioning structure includes a positioning block arranged on the liquid inlet and outlet pipe 31, and a positioning protrusion, which is not marked in the drawing, is arranged on the valve pipe 32 and can be matched with the positioning block in a positioning manner to ensure the alignment and communication of the first liquid outlet window and the second liquid outlet window when the valve pipe 31 moves relative to the liquid inlet and outlet pipe 31.
As shown in fig. 11-16, for convenience of use, the liquid pumping cylinder 1 or the movable plug 2 is provided with an air supply control structure 7 for controlling the liquid storage cavity 11 to be communicated with or isolated from the outside.
As shown in fig. 11-16, the air supply control structure 7 includes an air supply hole 71 disposed on the movable plug 2 and communicated with the liquid storage cavity 11, and the movable plug 2 is connected with a one-way air inlet valve 72 for controlling the opening or closing of the air supply hole 71. When the liquid contained in the liquid storage cavity is used, the connecting pipe assembly is operated to be communicated with the outside, the air supplementing hole is opened by controlling the one-way air inlet valve, and the air supplementing hole, the liquid storage cavity and the connecting pipe assembly are communicated at the moment, so that the liquid outlet is smooth and convenient.
Claims (10)
1. A safe and sanitary liquid pumping device is characterized by comprising a connecting pipe component (3) connected with the opening of a container, wherein the connecting pipe component (3) is movably connected with a liquid pumping barrel (1), the inner side wall of the liquid pumping barrel (1) is hermetically connected with a movable plug (2) capable of sliding relative to the liquid pumping barrel (1), and a liquid storage cavity (11) capable of being communicated with the connecting pipe component (3) is formed in the inner cavity of the liquid pumping barrel (1); connecting pipe subassembly (3) include with draw liquid section of thick bamboo (1) slidable ground connection and with advance drain pipe (31) of stock solution chamber (11) intercommunication, it is connected with valve pipe (32) that can its activity relatively and can move about along with it to advance drain pipe (31), valve pipe (32) are used for being connected with the container oral area, it can plug up connecting pipe subassembly (3) so that connecting pipe subassembly (3) inner chamber and outside isolated block structure (4) to advance to be equipped with between drain pipe (31) and valve pipe (32) when connecting pipe subassembly (3) and container oral area separation.
2. A safe and sanitary liquid-pumping device as claimed in claim 1, wherein said blocking structure (4) comprises a blocking seat disposed at the lower end of the liquid inlet/outlet pipe (31) and capable of blocking the lower port of the valve pipe (32), said blocking seat blocking the lower port of the valve pipe (32) when the liquid inlet/outlet pipe (31) slides upward relative to the valve pipe (32), and said blocking seat opening the lower port of the valve pipe (32) when the liquid inlet/outlet pipe (31) slides downward relative to the valve pipe (32).
3. A safe and sanitary liquid-pumping device as claimed in claim 2, characterized in that a limit structure (5) is arranged between the liquid inlet and outlet pipe (31) and the valve tube (32) to make the sealing seat open the lower port of the valve tube (32) all the time during liquid-pumping.
4. A safe and sanitary liquid-pumping device as claimed in claim 3, wherein the valve tube (32) is slidably fitted over the outer wall of the liquid inlet/outlet tube (31), and the position-limiting structure (5) is a position-limiting step provided on the liquid inlet/outlet tube (31) and capable of abutting against the upper port of the valve tube (32); the valve tube (32) is connected to the inner wall of the liquid inlet and outlet tube (31) in a sliding manner, and the limiting structure (5) is a limiting step which is arranged on the valve tube (32) and can be abutted against the lower end opening of the liquid inlet and outlet tube (31).
5. A safe and hygienic liquid-pumping device as defined in claim 1 wherein said liquid-pumping barrel (1) is provided with a connection socket (12), said connection socket (12) is provided with a sealing sleeve (13), said connecting tube assembly (3) is slidably connected in said sealing sleeve (13).
6. A safe and sanitary liquid-pumping device as claimed in claim 1, wherein a liquid-discharging control structure (6) for controlling the liquid storage chamber (11) to communicate with or isolate from the outside when the valve tube (32) moves relative to the liquid inlet and outlet tube (31) is provided between the liquid inlet and outlet tube (31) and the valve tube (32).
7. A safe and sanitary liquid pumping device as claimed in claim 6, wherein the valve tube (32) is slidably fitted over the outer wall of the liquid inlet/outlet tube (31); the liquid outlet control structure (6) comprises a first liquid outlet window (61) which is arranged on the valve pipe (32) and can be communicated with the liquid storage cavity (11), and a second liquid outlet window (62) which can be aligned and communicated with the first liquid outlet window (61) when the valve pipe (32) moves relative to the liquid inlet and outlet pipe (31) is arranged on the liquid inlet and outlet pipe (31).
8. A safe and sanitary liquid-pumping device as claimed in claim 6, wherein said valve tube (32) is slidably connected to the inner wall of the liquid inlet/outlet tube (31); the liquid outlet control structure (6) comprises a first liquid outlet window (61) which is arranged on the liquid inlet and outlet pipe (31) and can be communicated with the liquid storage cavity (11), and a second liquid outlet window (62) which can be aligned and communicated with the first liquid outlet window (61) when the valve pipe (32) moves relative to the liquid inlet and outlet pipe (31) is arranged on the valve pipe (32).
9. A safe and sanitary liquid-pumping device as claimed in any one of claims 1 to 8, characterized in that the liquid-pumping cylinder (1) or the movable plug (2) is provided with an air-supply control structure (7) for controlling the liquid storage chamber (11) to communicate with or isolate from the outside.
10. A safe and sanitary liquid-pumping device as claimed in claim 9, wherein the air-supply control structure (7) comprises an air-supply hole (71) formed on the movable plug (2) and communicated with the liquid storage chamber (11), and a one-way air-inlet valve (72) for controlling the opening or closing of the air-supply hole (71) is connected to the movable plug (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220524241.6U CN216806620U (en) | 2022-03-10 | 2022-03-10 | Safe and sanitary liquid pumping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220524241.6U CN216806620U (en) | 2022-03-10 | 2022-03-10 | Safe and sanitary liquid pumping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216806620U true CN216806620U (en) | 2022-06-24 |
Family
ID=82044579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220524241.6U Active CN216806620U (en) | 2022-03-10 | 2022-03-10 | Safe and sanitary liquid pumping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216806620U (en) |
-
2022
- 2022-03-10 CN CN202220524241.6U patent/CN216806620U/en active Active
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