Double-spring all-plastic perfume pump

Abstract

The utility model provides a double-spring all-plastic perfume pump which comprises a large ring, a pump body located in the large ring, a pressing cap installed on the upper side of the large ring in a lifting mode, a first plastic spring and a second plastic spring, and the large ring is connected with the pump body through a connecting base. A piston rod is installed in the pump body, the lower end of the piston rod is sleeved with a piston, the piston is in sliding contact with the inner wall of the pump body, and the pressing cap is connected with the piston rod through a valve rod. The valve rod is sleeved with the first plastic spring, and the first plastic spring is arranged between the valve rod and the connecting base in an abutting mode. The piston rod is sleeved with the second plastic spring, and the second plastic spring abuts against the piston and the valve rod. The double-spring all-plastic perfume pump overcomes the defects that an existing perfume pump is inconvenient to recycle and insufficient in elastic force.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of perfume pump, in particular to a double spring full plastic perfume pump. BACKGROUND

[0002] Perfume is a product that dissolves perfume in ethanol, sometimes according to the needs of trace colorants, antioxidants, fungicides, glycerol, surfactants and other additives. It has a rich fragrance, and its main function is to spray on the collar, handkerchief and hairline, etc. It is one of the important cosmetics.

[0003] When using perfume, it is usually stored in a perfume bottle, and the perfume is sprayed out by pressing the cap of the perfume pump. The spring in the current perfume pump is made of metal material, and needs to be separated from the pump body before recycling, and then recycled separately, which leads to high recycling cost and inconvenience. Moreover, the existing perfume pump generally uses a single spring, and the elastic force of the single spring is limited, which will lead to insufficient elastic force and affect the use effect. UTILITY MODEL CONTENT

[0004] (I) Technical problem to be solved

[0005] The problem to be solved by the utility model is to provide a double spring full plastic perfume pump to overcome the defects of inconvenient recycling and insufficient elastic force of the existing perfume pump.

[0006] (II) Technical scheme

[0007] To solve the technical problem, the utility model provides a double spring full plastic perfume pump, which comprises a big circle, a pump body located in the big circle, a cap which can be lifted and installed on the upper side of the big circle, a first plastic spring and a second plastic spring, the big circle and the pump body are connected through a connecting seat, a piston rod is installed in the pump body, a piston is sleeved on the lower end of the piston rod, the piston is in sliding contact with the inner wall of the pump body, the cap is connected with the piston rod through a valve rod, the first plastic spring is sleeved on the valve rod and is located between the valve rod and the connecting seat, and the second plastic spring is sleeved on the piston rod and is located on the piston and the valve rod.

[0008] In some embodiments, the piston comprises a connecting column sleeved on the piston rod, the lower end of the valve rod extends into the connecting seat, one end of the second plastic spring is located on the lower end surface of the valve rod, and the other end is located on the upper end surface of the connecting column.

[0009] In some embodiments, the second plastic spring is a hollow tube with a plurality of first annular grooves arranged axially on the outer circumferential wall and a plurality of second annular grooves arranged axially on the inner circumferential wall; the second annular grooves are arranged in a staggered manner with the first annular grooves, the cross section of the first annular grooves is V-shaped, and the cross section of the second annular grooves is arc-shaped.

[0010] In some embodiments, the upper end of the valve rod is provided with a support protruding ring, the upper end of the connecting seat is provided with a support groove, the upper end of the first plastic spring is abutted on the support protruding ring, and the lower end of the first plastic spring is abutted in the support groove.

[0011] In some embodiments, the outer circumferential wall of the upper end of the valve rod is annularly and spacedly provided with a plurality of support rib plates extending along the axial direction of the valve rod, and the first plastic spring is sleeved on the outer side of the support rib plates; the connecting seat comprises a first annular wall on the outer side and a second annular wall in the center, and the support groove is formed between the first annular wall and the second annular wall.

[0012] In some embodiments, the first plastic spring comprises an upper support ring, an annular protruding wall, an annular reduced wall and a lower support protruding ring arranged in sequence from top to bottom, and the upper support ring, the annular protruding wall, the annular reduced wall and the lower support protruding ring are connected in a smooth transition manner through tapered walls.

[0013] In some embodiments, a clamping part for clamping with an external bottle body is arranged in the large circle, and a sealing gasket is sleeved on the outside of the pump body; the connecting seat further comprises a third annular wall between the first annular wall and the second annular wall and extending towards the inside of the pump body, the first annular wall is provided with an annular clamping head, the large circle is provided with an annular clamping groove clamped with the annular clamping head, and the third annular wall is provided with a first clamping block; the upper end of the pump body is abutted on the large circle, and the pump body is provided with a first clamping groove matched with the first clamping block.

[0014] In some embodiments, a suction pipe is mounted on the lower end of the pump body, and a plastic bead is mounted on the pump body at the end of the suction pipe; the lower end of the piston rod is provided with an annular sealing part, the annular sealing part is provided with a first tapered sealing wall at one end towards the connecting column, the connecting column is provided with a second tapered sealing wall matched with the first tapered sealing wall for sealing cooperation; the piston rod is provided with an inlet on the upper side of the annular sealing part in a radial direction, and a channel for communicating with the valve rod is arranged in the piston rod in an axial direction; the valve rod is provided with an annular clamping block for clamping the piston rod.

[0015] In some embodiments, a second clamping block is arranged on the cap, and a second clamping groove is arranged on the valve rod to clamp the second clamping block.

[0016] In some embodiments, a decorative cover is sleeved outside the large circle, and a third clamping block is arranged on the decorative cover, and a third clamping groove is arranged on the large circle to clamp the third clamping block.

[0017] (III) Beneficial Effects

[0018] The double-spring full-plastic perfume pump provided by the utility model replaces the original metal spring with a first plastic spring and adopts a second plastic spring made of plastic material, so that all components of the perfume pump are made of plastic material, and the perfume pump can be directly recycled without disassembly and classification, thereby facilitating recycling and reducing recycling cost; the second plastic spring is additionally arranged, the first plastic spring and the second plastic spring are matched, the structure of double springs is adopted, the elastic effect is ensured, the elastic force is sufficient, and the use effect is better; and the defects of inconvenient recycling and insufficient elastic force of the existing perfume pump are overcome. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.

[0020] Figure 1 It is a perspective view of the double-spring full-plastic perfume pump of the utility model;

[0021] Figure 2 It is a sectional view of the double-spring full-plastic perfume pump of the utility model;

[0022] Figure 3 It is an exploded view of the double-spring full-plastic perfume pump of the utility model;

[0023] Figure 4 It is a structural schematic view of the connection of the pump body, the piston and the piston rod of the double-spring full-plastic perfume pump of the utility model;

[0024] Figure 5 It is a perspective view of the second plastic spring of the double-spring full-plastic perfume pump of the utility model;

[0025] Figure 6 It is a sectional view of the second plastic spring of the double-spring full-plastic perfume pump of the utility model;

[0026] Figure 7 It is a perspective view of the piston rod of the double-spring full-plastic perfume pump of the utility model;

[0027] Figure 8 It is a structure schematic view that a double-spring full-plastic perfume pump cap, valve rod and piston rod are connected according to the utility model;

[0028] Figure 9 It is a perspective view of a first plastic spring of a double-spring full-plastic perfume pump according to the utility model;

[0029] Figure 10 It is a sectional view of a first plastic spring of a double-spring full-plastic perfume pump according to the utility model;

[0030] Figure 11 It is a perspective view of a valve rod of a double-spring full-plastic perfume pump according to the utility model;

[0031] Figure 12 It is a structure schematic view that a large circle and a decorative cover are connected according to the utility model;

[0032] The corresponding component names of various reference numerals in the figure are as follows: 1, large circle; 101, clamping part; 2, pump body; 3, cap; 301, second clamping block; 4, first plastic spring; 401, upper supporting ring; 402, annular convex wall; 403, annular shrink wall; 404, lower supporting convex ring; 405, tapered wall; 5, second plastic spring; 501, first annular groove; 502, second annular groove; 6, connecting seat; 601, supporting groove; 602, first annular wall; 603, second annular wall; 604, third annular wall; 605, annular clamping head; 606, first clamping block; 7, piston rod; 701, annular sealing part; 702, first tapered sealing wall; 703, inlet; 704, channel; 8, piston; 801, connecting column; 802, second tapered sealing wall; 9, valve rod; 901, supporting convex ring; 902, supporting rib plate; 903, annular clamping block; 10, sealing gasket; 11, suction pipe; 12, plastic bead; 13, spray head; 14, decorative cover; 141, third clamping block. DETAILED DESCRIPTION

[0033] The present application is described in detail below in combination with the drawings and specific embodiments.

[0034] The following detailed description is presented in order to describe the embodiments of the application and it is not intended that the application be limited thereto. It will be appreciated that the description is presented for the purpose of illustration and understanding, and is not intended to be exhaustive. Modifications and variations are possible in light of the above detailed description. It is to be understood that the various embodiments described herein are merely exemplary and that a myriad of modifications, changes and substitutions can be instituted for each of the elements described. Any one or more features from any aspect can be combined with any one or more features from any other aspect without departing from the scope of the application.

[0035] It is to be understood that the foregoing description is that of only one example of the various aspects described herein. Numerous other configurations, modifications, and adaptations thereof are possible, and accordingly, the scope of the aspects described herein is not limited to that of the specific examples discussed.

[0036] It is also to be understood that the above description is one possible example, and that many changes, modifications, and rearrangements can be made without departing from the scope of the application. It is intended that the application encompass all such changes, modifications, and rearrangements.

[0037] It is also to be understood that the following description is not limited to the examples described herein, but that it extends more generally to any implementation falling within the scope of the application.

[0038] The technical solutions provided by the embodiments of the present application are described below in combination with the drawings.

[0039] Reference is made to Figures 1 to 12The utility model provides a kind of double spring full plastic perfume pump, including big circle 1, the pump body 2 in big circle 1, press cap 3 can be lifted and installed on the upside of big circle 1, first plastic spring 4 and second plastic spring 5, connecting seat 6 is clamped in big circle 1, and big circle 1 and pump body 2 are connected by connecting seat 6.Pump body 2 is installed with piston rod 7, the lower end of piston rod 7 is equipped with piston 8, piston 8 and the inner wall of pump body 2 are in sliding contact, and piston cavity is formed between the downside of piston 8 and pump body 2, and press cap 3 is connected with piston rod 7 by valve stem 9.First plastic spring 4 is equipped on valve stem 9, and first plastic spring 4 is supported between valve stem 9 and connecting seat 6, and first plastic spring 4 always makes press cap 3 have the tendency of moving away from connecting seat 6.Second plastic spring 5 is equipped on piston rod 7, and second plastic spring 5 is supported on piston 8 and valve stem 9, and second plastic spring 5 always makes piston 8 have the tendency of moving away from valve stem 9.

[0040] This structure, the original metal spring is replaced by first plastic spring, and the second plastic spring of plastic material is used, so that all components of the perfume pump are of plastic material, and can be directly recycled without disassembly and classification, so that recycling is convenient, and recycling cost is reduced.

[0041] In some embodiments, as shown in Figure 2 and Figure 4 , the piston 8 includes a connecting column 801 equipped on the piston rod 7, the lower end of the valve stem 9 extends into the connecting seat 6, one end of the second plastic spring 5 is supported on the lower end surface of the valve stem 9, and the other end of the second plastic spring 5 is supported on the upper end surface of the connecting column 801.

[0042] As shown in Figure 5 and Figure 6 , the second plastic spring 5 is a hollow tube, and the second plastic spring 5 is a plastic piece of integral structure. A plurality of first annular grooves 501 are arranged on the outer circumferential wall of the second plastic spring 5 in an axial direction, and a plurality of second annular grooves 502 are arranged on the inner circumferential wall of the second plastic spring 5 in an axial direction; the second annular grooves 502 are arranged in a staggered manner with the first annular grooves 501, the cross section of the first annular grooves 501 is V-shaped, and the cross section of the second annular grooves 502 is arc-shaped. This structure, the second plastic spring 5 is limited by the valve stem 9 and the connecting column 801, and the limiting effect is good; through the cooperation of the first annular grooves 501 and the second annular grooves 502, the second plastic spring 5 is elastic, and sufficient elastic force is ensured.

[0043] In some embodiments, as shown in Figure 2 and Figure 8As shown in the drawings, the upper end of the valve rod 9 is provided with a support convex ring 901, the upper end of the connecting seat 6 is provided with a support groove 601, the upper end of the first plastic spring 4 is abutted on the support convex ring 901, and the lower end of the first plastic spring 4 is abutted in the support groove 601. With this structure, the first plastic spring 4 is limited by the support convex ring 901 and the support groove 601, and the limiting effect is good.

[0044] As shown in the drawings, Figure 9 and Figure 11 , a plurality of support rib plates 902 are arranged in an annular interval on the outer circumferential wall of the upper end of the valve rod 9, the support rib plates 902 extend along the axial direction of the valve rod 9, and the first plastic spring 4 is sleeved on the outer side of the support rib plate 902. The connecting seat 6 includes a first annular wall 602 located on the outer side and a second annular wall 603 located in the center, and the support groove 601 is formed between the first annular wall 602 and the second annular wall 603.

[0045] In some embodiments, as shown in the drawings, Figure 9 , Figure 10 , the first plastic spring 4 is hollow and tubular, and the first plastic spring 4 is a plastic piece of integral structure. The first plastic spring 4 includes an upper support ring 401, an annular convex wall 402, an annular reduced wall 403 and a lower support convex ring 404 arranged in sequence from top to bottom, and the upper support ring 401, the annular convex wall 402, the annular reduced wall 403 and the lower support convex ring 404 are connected by tapered walls 405. With this structure, the first plastic spring 4 has good elasticity through the cooperation of the upper support ring 401, the annular convex wall 402, the annular reduced wall 403, the lower support convex ring 404 and the tapered wall 405, and sufficient elastic force is ensured.

[0046] In some embodiments, as shown in the drawings, Figure 2 , Figure 4 and Figure 12 , a clamping part 101 for clamping with an external bottle body is arranged in the large ring 1, and a sealing gasket 10 is sleeved on the outside of the pump body 2. When the large ring 1 is clamped with the external bottle body, the sealing gasket 10 can cover and seal the bottle mouth of the bottle. The connecting seat 6 further includes a third annular wall 604 located between the first annular wall 602 and the second annular wall 603 and extending towards the inside of the pump body 2, the first annular wall 602, the second annular wall 603 and the third annular wall 604 are designed in an integral structure, the first annular wall 602 is provided with an annular clamping head 605, the large ring 1 is provided with an annular clamping groove matched with the annular clamping head 605, and the first annular wall 602 clamps the large ring 1 through the annular clamping head 605. The third annular wall 604 is provided with a first clamping block 606, the upper end of the pump body 2 is abutted on the large ring 1, and the pump body 2 is provided with a first clamping groove matched with the first clamping block 606, and the third annular wall 604 connects the pump body 2 through the first clamping block 606.

[0047] In some embodiments, as shown in Figures 2 to 4 、 Figure 7 and Figure 8 , the lower end of the pump body 2 is provided with a suction pipe 11, and the pump body 2 is provided with a plastic bead 12 at the end of the suction pipe 11, which functions as a one-way valve. The lower end of the piston rod 7 is provided with an annular sealing portion 701, which is provided with a first tapered sealing wall 702 at one end of the connecting column 801, and the connecting column 801 is provided with a second tapered sealing wall 802 that cooperates with the first tapered sealing wall 702 to improve the sealing performance. The piston rod 7 is provided with an inlet 703 radially above the annular sealing portion 701, and the piston rod 7 is provided with a channel 704 axially for communication with the valve rod 9; the valve rod 9 is provided with an annular clamping block 903 for clamping the piston rod 7, and the valve rod 9 clamps the piston rod 7 through the annular clamping block 903. In this embodiment, how the piston rod 7 and the piston 8 achieve the function of pumping liquid is prior art, and will not be described in detail in this embodiment.

[0048] In some embodiments, as shown in Figure 1 、 Figure 2 and Figure 12 , the cap 3 is provided with a second clamping block 301, and the valve rod 9 is provided with a second clamping groove that cooperates with the second clamping block 301, and the cap 3 clamps the valve rod 9 through the second clamping block 301, so that when the cap 3 is pressed, the valve rod 9 and the piston rod 7 can drive the piston 8 to move; the cap 3 is provided with a spray head 13 at the water outlet. The double-spring all-plastic perfume pump further comprises a decorative cover 14 sleeved outside the large circle 1, the decorative cover 14 is provided with a third clamping block 141, and the large circle 1 is provided with a third clamping groove that cooperates with the third clamping block 141, and the decorative cover 14 clamps the large circle 1 through the third clamping block 141; the addition of the decorative cover 14 makes the appearance more beautiful.

[0049] In this specification, the same or similar parts between various embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments.

[0050] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto, and any skilled person in the art can easily think of changes or replacements within the technical scope disclosed in the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A two spring all plastic perfume pump characterized by: The utility model provides a pump, including big circle (1), the pump body (2) in big circle (1) is located, the press cap (3) of elevatable installation in big circle (1) upside, first plastic spring (4) and second plastic spring (5), big circle (1) with pump body (2) are connected through connecting seat (6), pump body (2) install piston rod (7) in, the lower end of piston rod (7) is sleeved with piston (8), piston (8) with the inner wall sliding contact of pump body (2), press cap (3) is connected with piston rod (7) through valve stem (9), first plastic spring (4) is sleeved on valve stem (9), and is located between valve stem (9) and connecting seat (6), second plastic spring (5) is sleeved on piston rod (7), and is located on piston (8) and valve stem (9).

2. The dual spring all-plastic perfume pump of claim 1, wherein: The piston (8) includes a connecting column (801) sleeved on the piston rod (7), the lower end of the valve stem (9) extends into the connecting seat (6), one end of the second plastic spring (5) is located on the lower end surface of the valve stem (9), and the other end is located on the upper end surface of the connecting column (801).

3. The dual spring all-plastic perfume pump of claim 1, wherein: The second plastic spring (5) is a hollow tube, a plurality of first annular grooves (501) are arranged on the outer circumferential wall of the second plastic spring (5) in an axial direction, and a plurality of second annular grooves (502) are arranged on the inner circumferential wall of the second plastic spring (5) in an axial direction; the second annular grooves (502) are arranged in a staggered manner with the first annular grooves (501), the cross section of the first annular grooves (501) is V-shaped, and the cross section of the second annular grooves (502) is arc-shaped.

4. The dual spring, all plastic perfume pump of claim 1 wherein: The upper end of the valve stem (9) is provided with a support protruding ring (901), the upper end of the connecting seat (6) is provided with a support groove (601), the upper end of the first plastic spring (4) is located on the support protruding ring (901), and the lower end of the first plastic spring (4) is located in the support groove (601).

5. The dual spring, all plastic perfume pump of claim 4 wherein: A plurality of support rib plates (902) are annularly and spacedly arranged on the outer circumferential wall of the upper end of the valve stem (9), the support rib plates (902) extend in the axial direction of the valve stem (9), and the first plastic spring (4) is sleeved on the outer side of the support rib plates (902); the connecting seat (6) includes a first annular wall (602) located on the outer side and a second annular wall (603) located at the center, and the support groove (601) is formed between the first annular wall (602) and the second annular wall (603).

6. The dual spring, all plastic perfume pump of claim 1 wherein: The first plastic spring (4) includes an upper support ring (401), an annular protruding wall (402), an annular reduced wall (403), and a lower support protruding ring (404) arranged in sequence from top to bottom, and the upper support ring (401), the annular protruding wall (402), the annular reduced wall (403), and the lower support protruding ring (404) are connected in a smooth transition manner through tapered walls (405).

7. The dual spring, all plastic perfume pump of claim 5 wherein: The big circle (1) is provided with a clamping part (101) for clamping with the external bottle body, and the pump body (2) is externally sleeved with a sealing gasket (10); the connecting seat (6) further comprises a third annular wall (604) located between the first annular wall (602) and the second annular wall (603) and extending towards the inside of the pump body (2), the first annular wall (602) is provided with an annular clamping head (605), the big circle (1) is provided with an annular clamping groove matched with the annular clamping head (605); the third annular wall (604) is provided with a first clamping block (606), the upper end of the pump body (2) is abutted on the big circle (1), and the pump body (2) is provided with a first clamping groove matched with the first clamping block (606).

8. The dual spring, all plastic perfume pump of claim 2 wherein: The lower end of the pump body (2) is provided with a suction pipe (11), and the pump body (2) is provided with a plastic bead (12) at the end of the suction pipe (11); the lower end of the piston rod (7) is provided with an annular sealing part (701), one end of the annular sealing part (701) is provided with a first tapered sealing wall (702) facing the connecting column (801), and the connecting column (801) is provided with a second tapered sealing wall (802) matched with the first tapered sealing wall (702) for sealing; the piston rod (7) is provided with an inlet (703) on the upper side of the annular sealing part (701) in the radial direction, and the inlet (703) is provided with a channel (704) in the axial direction for communicating with the valve rod (9); the valve rod (9) is provided with an annular clamping block (903) for clamping the piston rod (7).

9. The dual spring, all plastic perfume pump of claim 1 wherein: The press cap (3) is provided with a second clamping block (301), and the valve rod (9) is provided with a second clamping groove matched with the second clamping block (301); the press cap (3) is provided with a spray head (13) at the water outlet.

10. The dual spring, all plastic perfume pump of claim 1 wherein: Further comprising a decorative cover (14) sleeved outside the big circle (1), the decorative cover (14) is provided with a third clamping block (141), and the big circle (1) is provided with a third clamping groove matched with the third clamping block (141).

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