Emulsion pump capable of adjusting liquid outlet flow

Abstract

The utility model discloses an emulsion pump capable of adjusting liquid outlet flow, which comprises a connecting disc, a pressure head is arranged at the top end of the connecting disc, a conveying pipe is arranged at one end in an inner cavity pipe, and a second piston is arranged at the bottom end of the inner cavity pipe. According to the utility model, the mounting rod and the first piston are arranged at the liquid outlet at one end in the pressure head, and the position height of the first piston can control the output of the liquid outlet; a user can rotate a hand wheel mounted at the top end of the mounting rod, so that a thread at one end of the mounting rod is connected with a section of thread in the pressure head, the heights of the mounting rod and the first piston can be changed, and the liquid outlet flow of the device can be controlled; and through a limiting groove formed in one end of the interior of the pressing head, the height of the mounting rod can be limited through a limiting disc mounted on one section of the mounting rod, the mounting rod is prevented from falling off, and therefore the purpose of conveniently adjusting the liquid outlet flow of the device is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of lotion pumps, in particular to a lotion pump capable of adjusting the liquid discharge flow rate. Background Art

[0002] With the improvement of living standards, people always need to use various beauty and skin care products, which means they need to encounter many bottles and jars. However, if they pour the lotion directly from the bottle mouth every time, it is not only unhygienic, but also difficult to control the amount of lotion each time, which will cause waste. Therefore, a lotion pump is needed.

[0003] To this end, a lotion pump is disclosed in the patent specification with publication number CN202122534U, including a connecting rod with a head cap, the connecting rod passes through a gland and is connected to a pump body, a large cover is sleeved on the outside of the gland, and a spring is sleeved on the outside of the connecting rod between the head cap and the gland, which is a plastic spring. Due to the adoption of the technical solution, the lotion pump of the utility model avoids contact between the plastic spring and the lotion liquid through the plastic spring sleeved on the outside of the connecting rod between the head cap and the gland. The cleanliness and hygiene of the lotion pump are ensured. Moreover, once damaged, it is easy to repair, thereby increasing the service life of the product. The plastic spring can not only be consistent with the bottle body, but also is cheap and easy to replace.

[0004] The above-mentioned prior art device avoids the contact between the plastic spring and the lotion liquid, thereby ensuring the cleanliness and hygiene of the lotion pump. However, when the device is put into use, it is not possible to control the liquid flow rate at each press, and it is also impossible to prevent the user from accidentally pressing and causing liquid leakage. Utility Model Content

[0005] The utility model aims to provide an emulsion pump with adjustable liquid flow rate, so as to solve the defect that it is inconvenient to adjust the liquid flow rate of the device in the prior art.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a lotion pump with adjustable liquid flow rate, comprising a connection plate, a pressure head is installed on the top of the connection plate, a liquid outlet is arranged at one end of the pressure head, an adjustment structure is installed at one end of the pressure head, and a leakage prevention structure is installed at one end of the connection plate;

[0007] The anti-leakage structure comprises a fixing ring, a sleeve and a flow guide tube, wherein the fixing ring is arranged at one end of the connecting plate, the bottom end of the fixing ring is fixed with a sleeve, and one end of the sleeve is fixed with a flow guide tube;

[0008] An inner cavity tube is installed at one end inside the connecting disk, a delivery tube is arranged at one end inside the inner cavity tube, a piston rod is installed at the bottom end of the delivery tube, a spring is arranged at one end of the delivery tube, and a second piston is arranged at the bottom end of the inner cavity tube.

[0009] When in use, firstly, a mounting rod and a first piston are arranged at the position of the liquid outlet at one end inside the pressure head. The position height of the first piston can control the amount of liquid discharged from the outlet. The user can rotate the handwheel installed on the top of the mounting rod to connect the thread at one end of the mounting rod with the thread of a section inside the pressure head, thereby changing the height of the mounting rod and the first piston, and the liquid outlet flow rate of the device can be controlled. The limit groove set at one end inside the pressure head can limit the height of the mounting rod by the limit plate installed on a section of the mounting rod to prevent the mounting rod from falling off.

[0010] Preferably, the fixing ring is installed at one end of the connecting disk, and the fixing ring is in the shape of a circular ring, which enables the fixing ring to be installed more firmly.

[0011] Preferably, the sleeve is installed at the bottom end of the fixing ring, and the sleeve is cylindrical in shape, which can make the guide tube more stable when driven.

[0012] Preferably, one end of the guide tube is provided with an external thread, and one end inside the inner cavity tube is provided with an internal thread, and the guide tube and the inner cavity tube form a threaded connection and can be moved by rotation.

[0013] Preferably, the piston rod is installed at one end inside the delivery pipe, and the piston rod and the delivery pipe form a sliding structure and can slide.

[0014] Preferably, the spring is in a spiral shape, and the spring and the pressure head are elastically connected to enable reset.

[0015] Preferably, the adjustment structure includes a mounting rod, a first piston, a limit plate, a limit groove and a handwheel, the mounting rod is installed at one end inside the pressure head, the bottom end of the mounting rod is provided with a first piston, one end of the mounting rod is provided with a limit plate, the limit groove is provided at one end inside the pressure head, and a handwheel is installed at the top end of the mounting rod to adjust the liquid output.

[0016] Preferably, the limiting plate is installed at one end of the mounting rod, and the inner diameter of the limiting plate is larger than the inner diameter of the mounting rod, which can prevent the mounting rod from falling off.

[0017] Preferably, the second piston is arranged at the bottom end of the inner cavity tube, and the second piston is disc-shaped and can control the liquid output.

[0018] The utility model provides a lotion pump with adjustable liquid flow rate, which has the advantages that: by arranging a mounting rod and a first piston at the position of the liquid outlet at one end inside the pressure head, the position height of the first piston can control the size of the liquid outlet, and the user can rotate the hand wheel installed at the top of the mounting rod to connect the thread at one end of the mounting rod with the thread at a section inside the pressure head, so as to change the height of the mounting rod and the first piston, and control the liquid flow rate of the device, and through the limiting groove arranged at one end inside the pressure head, the limiting plate installed at a section of the mounting rod can limit the height of the mounting rod to prevent the mounting rod from falling off, so as to achieve the purpose of facilitating the adjustment of the liquid flow rate of the device;

[0019] By providing a fixing ring on the outer side of the connecting disk, the thread provided inside the fixing ring can be threadedly connected with the thread provided on the outer end of the connecting disk, so that the user can adjust the height of the fixing ring through the thread when rotating the fixing ring, and the height of the sleeve fixed at the bottom end of the fixing ring will also be adjusted accordingly, thereby driving the guide tube to rotate and disconnect from the inner cavity tube. At this time, pressing the pressure head will not cause the liquid to discharge, and liquid leakage can be prevented, thereby achieving the purpose of facilitating the leakage of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0022] Figure 3 It is a three-dimensional right-side structural schematic diagram of the utility model;

[0023] Figure 4 It is a three-dimensional structural schematic diagram of the adjustment mechanism of the utility model;

[0024] Figure 5 It is a three-dimensional structural schematic diagram of the anti-leakage structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. pressure head; 2. connecting plate; 3. anti-leakage structure; 301. fixing ring; 302. sleeve; 303. guide tube; 4. inner cavity tube; 5. delivery tube; 6. piston rod; 7. spring; 8. adjustment structure; 801. mounting rod; 802. first piston; 803. limiting plate; 804. limiting groove; 805. hand wheel; 9. liquid outlet; 10. second piston. 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] See also Figure 1-Figure 5 The utility model provides an embodiment: a lotion pump with adjustable liquid flow rate, including a connecting plate 2, a pressure head 1 is installed on the top of the connecting plate 2, a liquid outlet 9 is arranged at one end inside the pressure head 1, and an adjustment structure 8 is installed at one end inside the pressure head 1.

[0028] Reference Figure 1-Figure 4 As shown, the adjustment structure 8 includes a mounting rod 801, a first piston 802, a limit plate 803, a limit groove 804 and a hand wheel 805. The mounting rod 801 is installed at one end inside the pressure head 1, the bottom end of the mounting rod 801 is provided with a first piston 802, one end of the mounting rod 801 is provided with a limit plate 803, the limit plate 803 is installed at one end of the mounting rod 801, and the inner diameter of the limit plate 803 is larger than the inner diameter of the mounting rod 801.

[0029] The limiting groove 804 is arranged at one end inside the pressure head 1 , a hand wheel 805 is installed at the top end of the mounting rod 801 , and an anti-leakage structure 3 is installed at one end of the connecting disk 2 .

[0030] By arranging a mounting rod 801 and a first piston 802 at the position of the liquid outlet 9 at one end inside the pressure head 1, the position height of the first piston 802 can control the amount of liquid discharged from the liquid outlet 9, and the user can rotate the handwheel 805 installed on the top of the mounting rod 801 to connect the thread at one end of the mounting rod 801 with the thread of a section inside the pressure head 1, thereby changing the height of the mounting rod 801 and the first piston 802, and controlling the liquid discharge flow of the device. The limiting groove 804 set at one end inside the pressure head 1 can limit the height of the mounting rod 801 by the limiting plate 803 installed on a section of the mounting rod 801, thereby preventing the mounting rod 801 from falling off.

[0031] Reference Figure 1-Figure 3 and Figure 5 As shown, the anti-leakage structure 3 includes a fixing ring 301, a sleeve 302 and a flow guide tube 303. The fixing ring 301 is arranged at one end of the connecting disk 2. The fixing ring 301 is installed at one end of the connecting disk 2 and has a circular ring shape.

[0032] A sleeve 302 is fixed to the bottom end of the fixing ring 301. The sleeve 302 is installed at the bottom end of the fixing ring 301. The shape of the sleeve 302 is cylindrical. A guide tube 303 is fixed to one end of the sleeve 302. One end of the guide tube 303 is provided with an external thread. One end inside the inner cavity tube 4 is provided with an internal thread. The guide tube 303 and the inner cavity tube 4 form a threaded connection.

[0033] By providing a fixing ring 301 on the outer side of the connecting disk 2, the thread provided inside the fixing ring 301 can be threadedly connected with the thread provided on the outer end of the connecting disk 2, so that the user can adjust the height of the fixing ring 301 through the thread when rotating the fixing ring 301, and the height of the sleeve 302 fixed at the bottom end of the fixing ring 301 will also be adjusted accordingly, thereby driving the guide tube 303 to rotate and disconnect from the inner cavity tube 4. At this time, pressing the pressure head 1 will not cause the liquid to discharge, and liquid leakage can be prevented.

[0034] An inner cavity tube 4 is installed at one end inside the connecting disk 2, a delivery tube 5 is provided at one end inside the inner cavity tube 4, a piston rod 6 is installed at the bottom end of the delivery tube 5, and the piston rod 6 is installed at one end inside the delivery tube 5. The piston rod 6 and the delivery tube 5 form a sliding structure.

[0035] A spring 7 is provided at one end of the delivery tube 5, and the shape of the spring 7 is spiral. The spring 7 and the pressure head 1 form an elastic connection. A second piston 10 is provided at the bottom end of the inner cavity tube 4. The second piston 10 is arranged at the bottom end inside the inner cavity tube 4, and the shape of the second piston 10 is disc-shaped.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An emulsion pump with adjustable liquid flow rate, comprising a connecting plate (2); Features: A pressure head (1) is installed at the top of the connection disk (2), a liquid outlet (9) is provided at one end inside the pressure head (1), an adjustment structure (8) is installed at one end inside the pressure head (1), and a leakage prevention structure (3) is installed at one end of the connection disk (2); The anti-leakage structure (3) comprises a fixing ring (301), a sleeve (302) and a flow guide tube (303); the fixing ring (301) is arranged at one end of the connection plate (2); the sleeve (302) is fixed to the bottom end of the fixing ring (301); and the flow guide tube (303) is fixed to one end of the sleeve (302); An inner cavity tube (4) is installed at one end of the connection disk (2), a delivery tube (5) is provided at one end of the inner cavity tube (4), a piston rod (6) is installed at the bottom end of the delivery tube (5), a spring (7) is provided at one end of the delivery tube (5), and a second piston (10) is provided at the bottom end of the inner cavity tube (4).

2. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: The fixing ring (301) is installed on one end of the connecting disk (2), and the fixing ring (301) is in the shape of a circular ring.

3. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: The sleeve (302) is installed at the bottom end of the fixing ring (301), and the shape of the sleeve (302) is cylindrical.

4. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: One end of the flow guide tube (303) is provided with an external thread, and one end inside the inner cavity tube (4) is provided with an internal thread, so that the flow guide tube (303) and the inner cavity tube (4) form a threaded connection.

5. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: The piston rod (6) is installed at one end inside the delivery pipe (5), and the piston rod (6) and the delivery pipe (5) form a sliding structure.

6. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: The spring (7) is in a spiral shape, and the spring (7) and the pressure head (1) form an elastic connection.

7. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: The adjustment structure (8) comprises a mounting rod (801), a first piston (802), a limiting plate (803), a limiting groove (804) and a hand wheel (805); the mounting rod (801) is mounted at one end inside the pressure head (1); the first piston (802) is arranged at the bottom end of the mounting rod (801); the limiting plate (803) is arranged at one end of the mounting rod (801); the limiting groove (804) is arranged at one end inside the pressure head (1); and the hand wheel (805) is mounted at the top end of the mounting rod (801).

8. The lotion pump with adjustable liquid flow rate according to claim 7, characterized in that: The limiting plate (803) is installed at one end of the mounting rod (801), and the inner diameter of the limiting plate (803) is larger than the inner diameter of the mounting rod (801).

9. The lotion pump with adjustable liquid flow rate according to claim 1, characterized in that: The second piston (10) is arranged at the bottom end inside the inner cavity tube (4), and the shape of the second piston (10) is a disc.

Images