Efficient emulsion pump
By simplifying the structure and spring design, this high-efficiency emulsion pump solves the problems of complex structure and unstable spraying of existing emulsion pumps, achieving rapid pump start-up and stable spraying, and enhancing sealing performance.
Patent Information
- Application Number
- CN202422790358.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-15
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-11-15
AI Technical Summary
Existing emulsion pumps have complex structures, are difficult to manufacture, have high production costs, are relatively slow to start up, and have unstable spray volume.
It adopts a simple and efficient emulsion pump design, including components such as pump chamber, inlet, valve, lower pump rod, upper pump rod, piston and spring. The spring is used to improve the pump start-up speed and sealing effect, and the middle cover has an elastic groove to enhance the sealing performance.
It achieves the effect of quick pump start-up and stable spray volume, while improving sealing performance and preventing emulsion leakage.
Smart Images
Figure CN223517752U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to lotion pump technical field, concretely relates to a kind of high-efficiency lotion pump. BACKGROUND
[0002] Lotion bottle is common container, such as daily life used shower gel, shampoo, hand cream etc. Most are packed in lotion bottle. The lotion bottle of the present includes a bottle body, a lotion pump is provided on the bottle body, and the lotion in the bottle body is pumped out by pressing the lotion pump.
[0003] The existing lotion pump includes a press head, a suction pipe is provided below the press head, a body is provided above the suction pipe, a main column, a vice column and the like are provided in the body, an air inlet is provided on the body, a spring is provided in the body, and the lotion is pumped into the suction pipe by pressing the press head, and the lotion is pumped out of the bottle body by using the pressure of air. However, the existing lotion pump has many parts, complex structure, high production cost, and the like. In addition, due to the defects in the design of the existing lotion pump, the pump is relatively slow in the use process, and the amount of spray is relatively unstable. It cannot meet the needs of users.
[0004] Therefore, the existing lotion pump needs to be further improved. INVENTION CONTENTS
[0005] The utility model aims at overcoming the defects in the prior art, and provides a high-efficiency lotion pump which has simple structure, fast air pump and good sealing effect.
[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following scheme: a high-efficiency lotion pump includes a pump chamber, a liquid inlet is provided at the lower end of the pump chamber, a valve capable of closing the liquid inlet is provided in the lower part of the pump chamber, a lower pump rod is provided in the pump chamber, a liquid inlet hole is provided at the lower part of the lower pump rod, the liquid inlet hole is communicated with the channel in the lower pump rod, an upper pump rod is connected with the lower pump rod, a piston is movably sleeved at the lower part of the lower pump rod, an end head capable of preventing the piston from being separated and capable of being sealed with the piston is provided at the lower end of the lower pump rod, characterized in that: a first spring is provided between the piston and the upper pump rod, a middle cover capable of dynamically sealing the upper pump rod is arranged in the opening at the upper end of the pump chamber, a second spring is provided between the middle cover and the upper pump rod, a spray head is arranged at the upper end of the upper pump rod, and an air outlet is provided at the upper part of the pump chamber.
[0007] The middle cover comprises a cover body, a containing slot hole is arranged in the middle part of the cover body, a limiting convex ring is arranged on the upper wall of the cover body, the lower end surface of the limiting convex ring is in abutment with the upper end surface of the pump chamber, the lower end of the second spring is in abutment with the upper end surface of the limiting convex ring, a clamping ring slot is arranged in the upper part of the pump chamber, a clamping convex ring is arranged at the position corresponding to the clamping ring slot of the cover body, the clamping convex ring is clamped in the clamping ring slot, and an elastic groove facilitating the deformation of the upper part of the cover body is arranged in the upper part of the cover body.
[0008] As another improvement of the high-efficiency emulsion pump, an anti-grip aluminum card is arranged outside the pump chamber.
[0009] An inner clamping convex platform is arranged in the middle part of the upper pump rod, and an inner clamping concave ring slot is arranged at the position corresponding to the inner clamping convex platform of the lower pump rod, and the inner clamping convex platform is clamped in the inner clamping concave ring slot.
[0010] As another improvement of the high-efficiency emulsion pump, a limiting step is arranged at the lower end of the upper pump rod, and the upper end of the second spring is in abutment with the limiting step.
[0011] As another improvement of the high-efficiency emulsion pump, a positioning clamping slot is arranged in the anti-grip aluminum card, and an outer convex connecting ring platform is arranged at the upper end of the pump chamber, and the outer convex connecting ring platform is clamped in the positioning clamping slot.
[0012] As another improvement of the high-efficiency emulsion pump, the upper pump rod comprises a rod body, a connecting seat is arranged at the upper end of the rod body, the nozzle is clamped in the connecting seat, a positioning step is arranged on the outer periphery of the upper end of the connecting seat, and the upper end of the second spring is in abutment with the positioning step.
[0013] As another improvement of the high-efficiency emulsion pump, a limiting inner step capable of preventing the piston from moving excessively downwards is arranged at the lower part of the pump chamber.
[0014] As another improvement of the high-efficiency emulsion pump, a valve port column in communication with the liquid inlet is arranged in the lower end of the pump chamber, the valve comprises a valve body capable of closing the valve port column, a positioning ring is arranged on the outer periphery of the valve body through a connecting piece, and a through hole is arranged on the connecting piece or between the connecting pieces.
[0015] As another improvement of the high-efficiency emulsion pump, a connecting pipe in communication with the valve port column is arranged outside the lower end of the pump chamber, and a liquid guide pipe is arranged on the connecting pipe.
[0016] In summary, the utility model discloses relative to prior art its beneficial effect is: the utility model simple structure is set up between the first spring between upper pump rod and middle cover, and the second spring is set up between upper pump rod and piston, to make in the use process, there is relatively fast pump starting, and the relative stability of the spray amount. The utility model discloses in middle cover is set up in the elastic recess, when the first spring is pressed in the use process, the upper portion of middle cover will be close to the outer wall of upper pump rod under the action of elastic recess, to effectively improve the overall sealing performance, effectively prevent the emulsion or liquid from leaking to the pump chamber outside. BRIEF DESCRIPTION OF DRAWINGS
[0017] Fig. 1 It is the cross section schematic view of the utility model.
[0018] Fig. 2 It is the schematic diagram of middle cover in the utility model.
[0019] Fig. 3 It is the schematic diagram of the combination of upper pump rod, lower pump rod, piston and middle cover.
[0020] In the drawing: 1, pump chamber;2, liquid inlet;3, valve;31, valve body;32, connecting piece;33, positioning ring;4, lower pump rod;5, liquid inlet hole;6, first channel;7, upper pump rod;71, rod body;72, connecting seat;73, positioning step;74, second clamping groove hole;75, clamping hook piece;8, piston;9, end head;10, first spring;11, middle cover;111, cover body;112, accommodating groove hole;113, limiting convex ring;114, clamping convex ring;115, elastic recess;12, second spring;13, spray head;14, exhaust port;15, clamping ring groove;16, aluminum card of free to grab mouth;17, clamping inner boss;18, clamping concave ring groove;19, limiting step;20, positioning clamping groove;21, outer convex connecting ring platform;22, limiting inner step;23, valve port column;24, connecting pipe;25, liquid guide pipe. DETAILED DESCRIPTION
[0021] The above and other technical features and advantages of the utility model will be described in more detail below with reference to the drawings.
[0022] The preferred embodiments of the utility model will be described below with reference to the drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the utility model, and are not intended to limit the protection scope of the utility model.
[0023] It should be noted that in the description of the utility model, the terms "upper", "lower", "left", "right", "inner", "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is merely for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.
[0024] In addition, it should be noted that in the description of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0025] As shown in Figs. 1-3 An efficient emulsion pump, comprising a pump chamber 1, a liquid inlet 2 is arranged at the lower end of the pump chamber 1, a valve 3 capable of closing the liquid inlet 2 is arranged in the lower part of the pump chamber 1, a lower pump rod 4 is arranged in the pump chamber 1, a liquid inlet hole 5 is arranged at the lower part of the lower pump rod 4, the liquid inlet hole 5 is communicated with the channel 6 in the lower pump rod 4, the upper pump rod 7 is buckled on the lower pump rod 4, the piston 8 is movably sleeved at the lower part of the lower pump rod 4, the end 9 capable of preventing the piston 8 from being separated and capable of being sealed with the piston 8 is arranged at the lower end of the lower pump rod 4, the first spring 10 is arranged between the piston 8 and the upper pump rod 7, the middle cover 11 capable of dynamically sealing the upper pump rod 7 is arranged in the upper end opening of the pump chamber 1, the second spring 12 is arranged between the middle cover 11 and the upper pump rod 7, the spray head 13 is arranged at the upper end of the upper pump rod 7, and the exhaust port 14 is arranged at the upper part of the pump chamber 1. In the utility model, the upper pump rod 7 and the lower pump rod 4 are assembled by buckling, and the cooperation force is larger. The upper pump rod 7 and the lower pump rod 4 are both made of PP material, and the chemical properties are more stable.
[0026] The utility model has simple structure, first spring is arranged between upper pump rod and middle cover, and second spring is arranged between upper pump rod and piston, so that in the use process, the pump is relatively fast, and the spray amount is relatively stable.
[0027] The middle cover 11 includes a cover body 111, a containing groove 112 is arranged in the middle of the cover body 111, a limiting convex ring 113 is arranged on the upper outer wall of the cover body 111, the lower end surface of the limiting convex ring 113 is pressed on the upper end surface of the pump chamber 1, the lower end of the second spring 12 is pressed on the upper end surface of the limiting convex ring 113, a clamping ring groove 15 is arranged in the upper part of the pump chamber 1, a clamping convex ring 114 is arranged at the position corresponding to the clamping ring groove 15 of the cover body 111, the clamping convex ring 114 is clamped in the clamping ring groove 15, and an elastic groove 115 is arranged in the upper part of the cover body 111, which facilitates the deformation of the upper part of the cover body 111.
[0028] In the utility model, the elastic groove is arranged in the middle cover, in the use process, when the first spring is extruded, the upper part of the middle cover is close to the outer wall of the upper pump rod under the action of the elastic groove, so that the sealing performance of the whole is effectively improved, and the emulsion or liquid is effectively prevented from leaking to the outside of the pump chamber.
[0029] The utility model discloses a pump chamber 1 outside clamping has exempted from the mouth of aluminium card 16, and the utility model discloses a positioning clamping groove 20 is arranged in exempted from the mouth of aluminium card 16, and the outer convex connecting ring table 21 is arranged on the upper end of pump chamber 1, and the outer convex connecting ring table 21 clamps in positioning clamping groove 20.
[0030] The utility model discloses a pump chamber 1 outside clamping has exempted from the mouth of aluminium card 16, and the utility model discloses a positioning clamping groove 20 is arranged in exempted from the mouth of aluminium card 16, and the outer convex connecting ring table 21 is arranged on the upper end of pump chamber 1, and the outer convex connecting ring table 21 clamps in positioning clamping groove 20.
[0031] The utility model discloses a pump chamber 1 outside clamping has exempted from the mouth of aluminium card 16, and the utility model discloses a positioning clamping groove 20 is arranged in exempted from the mouth of aluminium card 16, and the outer convex connecting ring table 21 is arranged on the upper end of pump chamber 1, and the outer convex connecting ring table 21 clamps in positioning clamping groove 20.
[0032] The utility model discloses a pump chamber 1 outside clamping has exempted from the mouth of aluminium card 16, and the utility model discloses a positioning clamping groove 20 is arranged in exempted from the mouth of aluminium card 16, and the outer convex connecting ring table 21 is arranged on the upper end of pump chamber 1, and the outer convex connecting ring table 21 clamps in positioning clamping groove 20.
[0033] The utility model discloses a limiting inner step 22 that can prevent the piston 8 from moving downwards excessively is arranged at the lower part of the pump chamber 1.
[0034] The utility model discloses a valve port column 23 that is communicated with the liquid inlet 2 is arranged in the lower end of the pump chamber 1, and the valve 3 includes the valve body 31 that can close the valve port column 23, and the positioning ring 33 is arranged on the outer periphery of the valve body 31 through the connecting piece 32, and the through hole is arranged on the connecting piece 32 or between the connecting piece 32.
[0035] The utility model discloses a connecting pipe 24 that is communicated with the valve port column 23 is arranged outside the lower end of the pump chamber 1, and the liquid guide pipe 25 is arranged on the connecting pipe 24. The utility model discloses a convex ring part is arranged on the outer wall of the connecting pipe 24. When the liquid guide pipe 25 is inserted into the connecting pipe 24, the liquid guide pipe 25 is connected with the connecting pipe 24 more firmly under the action of the convex ring part. The utility model discloses a V-shaped slot is arranged at the lower end of the liquid guide pipe 25.
[0036] The utility model discloses the basic principle and main features of the utility model and the advantages of the utility model are shown and described. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model that is claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.
Claims
1. A high-efficiency emulsion pump, comprising a pump chamber (1), a liquid inlet (2) arranged at the lower end of the pump chamber (1), a valve (3) arranged in the lower part of the pump chamber (1) and capable of closing the liquid inlet (2), a lower pump rod (4) arranged in the pump chamber (1), a liquid inlet hole (5) arranged at the lower part of the lower pump rod (4), the liquid inlet hole (5) being in communication with a channel (6) in the lower pump rod (4), an upper pump rod (7) being screwed onto the lower pump rod (4), a piston (8) being movably sleeved at the lower part of the lower pump rod (4), and an end head (9) being arranged at the lower end of the lower pump rod (4) and capable of preventing the piston (8) from being separated and capable of being sealed with the piston (8), characterized in that: First spring (10) is established between the piston (8) and upper pump rod (7), the middle cover (11) that can dynamic seal with upper pump rod (7) is arranged in the upper end opening of pump chamber (1), second spring (12) is established between the middle cover (11) and upper pump rod (7), nozzle (13) is arranged in the upper end of upper pump rod (7), exhaust port (14) is established in the upper portion of pump chamber (1).
2. A high efficiency emulsion pump according to claim 1, wherein: The middle cover (11) includes cover body (111), is provided with accommodating slot hole (112) in the middle portion of cover body (111), is provided with limiting convex ring (113) on the outer wall of the upper portion of cover body (111), the lower end surface of limiting convex ring (113) is pressed on the upper end surface of pump chamber (1), the lower end of second spring (12) is pressed on the upper end surface of limiting convex ring (113), is provided with clamping ring groove (15) in the upper portion of pump chamber (1), is provided with clamping convex ring (114) in the corresponding position of cover body (111) and clamping ring groove (15), clamping convex ring (114) is clamped in clamping ring groove (15), is provided with elastic recess (115) in the upper portion of cover body (111) to facilitate the deformation of the upper portion of cover body (111).
3. A high efficiency emulsion pump according to claim 1, wherein: The non-grip aluminum card (16) is clamped outside the pump chamber (1).
4. A high efficiency emulsion pump according to claim 1, wherein: The clamping inner boss (17) is arranged in the middle portion of the upper pump rod (7), and the clamping recess ring groove (18) is arranged in the corresponding position of the lower pump rod (4) and the clamping inner boss (17), and the clamping inner boss (17) is clamped in the clamping recess ring groove (18).
5. A high efficiency emulsion pump as defined in claim 1, wherein: The limiting step (19) is arranged at the lower end of the upper pump rod (7), and the upper end of the second spring (12) is pressed on the limiting step (19).
6. A high efficiency emulsion pump according to claim 3, wherein: The positioning clamping groove (20) is arranged in the non-grip aluminum card (16), and the outer convex connecting ring platform (21) is arranged at the upper end of the pump chamber (1), and the outer convex connecting ring platform (21) is clamped in the positioning clamping groove (20).
7. A high efficiency emulsion pump as defined in claim 1, wherein: The upper pump rod (7) includes a rod body (71), a connecting seat (72) is arranged at the upper end of the rod body (71), the nozzle (13) is clamped in the connecting seat (72), a positioning step (73) is arranged on the outer periphery of the upper end of the connecting seat (72), and the upper end of the second spring (12) is pressed on the positioning step (73).
8. A high efficiency emulsion pump according to claim 1, wherein: The limiting inner step (22) is arranged at the lower portion of the pump chamber (1) to prevent the piston (8) from moving excessively.
9. A high efficiency emulsion pump according to claim 1, wherein: The valve port column (23) is arranged in the lower end of the pump chamber (1) and communicates with the liquid inlet (2), the valve (3) includes a valve body (31) capable of closing the valve port column (23), a positioning ring (33) is arranged on the outer periphery of the valve body (31) through a connecting piece (32), and a through hole is arranged on the connecting piece (32) or between the connecting pieces (32).
10. A high efficiency emulsion pump according to claim 9, wherein: The connecting pipe (24) is arranged outside the lower end of the pump chamber (1) and communicates with the valve port column (23), and the liquid guide pipe (25) is arranged on the connecting pipe (24).