Spray head for perfume bottle

Abstract

The utility model discloses a spray head for a perfume bottle, and relates to the technical field of spray heads. The pump shell is fixed in the connecting cover, the bottom end of the pump core body is arranged in the pump shell in a sliding mode, a piston is arranged between the bottom end of the pump core body and the pump shell, a spring is arranged between the piston and the top end of the pump shell, a pipe inserting end is arranged on the inner bottom face of the pressing head, and a limiting part is arranged at the inner top end of the pipe inserting end. The top end of the pump core body is arranged in the insertion pipe end in an interference mode and attached to the limiting part. According to the utility model, the novel combination of the pressing head structure and the nozzle body is designed, the cylindrical diversion trench can be formed between the reducing rod and the liquid discharge pipe after the pressing head structure and the nozzle body are combined, and the turbo-type nozzle body is also matched, so that liquid output by the diversion trench has no blind spots and can be uniformly sprayed out, and the uniformity and the shape of spray are ensured; and meanwhile, the structural characteristics of the diversion trenches can play a role in pressurization, the spraying quality can be greatly improved, and the spraying strength can be controlled.

Description

Technical Field

[0001] The utility model belongs to the technical field of spray nozzles, in particular to a spray nozzle for a perfume bottle. Background Art

[0002] For the use of perfume nozzles, high requirements are placed on their spray performance, such as spray shape, uniformity, spray volume, spray intensity, and spray density. For example, the demand for spray volume can reduce the cost of use based on the relatively high price of perfume. For example, the demand for spray uniformity, shape, density and intensity can improve the use effect based on the strong uniformity of the perfume usage method. Similarly, it can prevent the perfume from escaping to the nozzle, thereby improving the spray effect and reducing waste.

[0003] Therefore, designing a perfume spray nozzle with stronger spray performance is a problem that needs to be solved by those skilled in the art. Utility Model Content

[0004] The present utility model aims to provide a spray nozzle for a perfume bottle. By designing a novel combination of a push-button structure and a nozzle body, a cylindrical guide groove is formed between the reduced diameter rod and the liquid discharge pipe after the two are combined. Similarly, when combined with the turbine-type nozzle body, the liquid output by the guide groove has no blind spots and can be sprayed uniformly, ensuring the uniformity and shape of the spray. At the same time, the structural characteristics of the guide groove can play a pressure-boosting role, which can greatly improve the spray quality and control the spray intensity.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The utility model is a spray head for a perfume bottle, comprising a connecting cover, a push head, a pump housing, a pump core and a nozzle body. The pump housing is fixed in the connecting cover, the bottom end of the pump core is slidably arranged in the pump housing and a piston is provided between the pump housing and the pump core, and a spring is provided between the piston and the top end of the pump housing.

[0007] The inner bottom surface of the push head is provided with an inserting end, the inner top end of the inserting end is provided with a limiting portion, the top end of the pump core is interference fit in the inserting end and the end surface is in contact with the limiting portion;

[0008] A drainage pipe is provided between the side surface of the pressing head and the insertion tube end, an external opening connected to the drainage pipe is provided on the side surface of the pressing head, and an internal opening connected to the drainage pipe is provided on the side surface of the insertion tube end, and the internal opening is opposite to the position of the limiting portion;

[0009] A diameter-reducing rod concentric with the drainage pipe is fixed to the side surface of the cannula end;

[0010] The nozzle body comprises a cylinder, an end plate is provided at the inner end of the cylinder, a micro-port is provided at the outer axis of the end plate, a cone port connected to the micro-port is provided at the inner axis of the end plate, and a plurality of guide grooves connected to the cone port are provided on the inner side of the end plate;

[0011] The cylinder is interference-fitted in the drainage pipe, the inner side of the end plate is in contact with the end surface of the reduced diameter rod, and a drainage cavity with an annular structure is formed between the cylinder and the reduced diameter rod, and the plurality of guide grooves are all connected to the drainage cavity;

[0012] The guide groove is distributed tangentially to the micro-opening, and the width of the guide groove increases sequentially in the direction from the micro-opening to the peripheral side surface of the cylinder.

[0013] Furthermore, the bottom end of the pump housing is provided with a ball groove, a tapered section and a straw groove in sequence, a ball is provided in the tapered section, and a straw is connected to the bottom end of the straw groove.

[0014] Furthermore, the pump core body includes an upper pump core and a lower pump core, a limiting ring is provided on the peripheral side surface of the middle part of the upper pump core, the limiting ring is located in the pump housing, a sealing ring is provided on the top surface of the limiting ring, and a flaring groove is provided on the inner side of the bottom end of the upper pump core.

[0015] Furthermore, the lower pump core is a solid rod, the top of the lower pump core is fixed to the bottom end of the upper pump core, the bottom end of the lower pump core is provided with a convex head, the side surface of the lower pump core is provided with a plurality of liquid guide grooves, and the top of the liquid guide groove is connected to the upper pump core.

[0016] Furthermore, the piston is slidably arranged in the pump housing, the piston is slidably arranged at the bottom end of the lower pump core, the inner bottom end of the piston cooperates with the convex head, and the inner top end of the piston is provided with an inner end sleeve that slidably cooperates with the expansion groove.

[0017] Furthermore, the bottom end of the spring is fixed to the top end of the piston, the top end of the spring is fixed to the inner top surface of the pump housing, and a constant pressure port is provided on the peripheral side of the pump housing.

[0018] Furthermore, the cylindrical body is provided with convex ribs on the peripheral side surface, and the cylindrical body is interference-connected with the drain pipe via the convex ribs.

[0019] The utility model has the following beneficial effects:

[0020] The utility model designs a new combination of a head structure and a nozzle body. After the two are combined, a cylindrical guide groove can be formed between the reduced diameter rod and the discharge pipe. Similarly, with the turbine-type nozzle body, the liquid output by the guide groove has no blind spots and can be sprayed evenly, ensuring the uniformity and shape of the spray. At the same time, the structural characteristics of the guide groove can play a pressurizing role, which can greatly improve the spray quality and control the spray intensity. At the same time, the structural design of the micropores, cone mouth and guide groove can be simply modified in specifications according to needs, so as to adapt to the use of products with different demand modes, thereby greatly improving the scope of application.

[0021] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 This is a schematic structural diagram of a spray head for a perfume bottle according to the present invention;

[0024] Figure 2 This is a structural sectional view of the utility model;

[0025] Figure 3 for Figure 2 A partial enlarged view of point A in the middle;

[0026] Figure 4 for Figure 2 A partial enlarged view of point B in the middle;

[0027] Figure 5 This is a structural diagram of the head-up perspective;

[0028] Figure 6 Schematic diagram of the structure of the press head;

[0029] Figure 7 Schematic diagram of the structure of the nozzle body;

[0030] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0031] 1-connecting cover, 2-pressing head, 3-pump casing, 4-pump core, 5-piston, 6-spring, 7-nozzle body, 8-ball, 9-suction tube, 201-insertion tube end, 202-limiting part, 203-discharge pipe, 204-external port, 205-inner port, 206-reducing rod, 301-ball groove, 302-conical section, 303-suction tube groove, 304-constant pressure port, 401-upper pump core, 402-lower pump core, 403-limiting ring, 404-sealing ring, 405-expansion groove, 406-convex head, 407-liquid guide groove, 501-inner end sleeve, 701-cylinder, 702-end plate, 703-micro port, 704-conical port, 705-guide groove, 706-discharge cavity, 707-convex rib. DETAILED DESCRIPTION

[0032] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0033] See also Figure 1-7 As shown, the utility model is a spray head for perfume bottles, comprising a cover 1, a push head 2, a pump housing 3, a pump core 4 and a nozzle body 7. The pump housing 3 is fixed in the cover 1. The bottom end of the pump core 4 is slidably arranged in the pump housing 3 and a piston 5 is provided between the pump housing 3. A spring 6 is provided between the piston 5 and the top end of the pump housing 3.

[0034] The inner bottom surface of the pressing head 2 is provided with an inserting end 201, and the inner top of the inserting end 201 is provided with a limiting portion 202. The top of the pump core 4 is interference fit in the inserting end 201 and the end surface is in contact with the limiting portion 202.

[0035] A drainage pipe 203 is provided between the side of the head and the insertion end 201. An external opening 204 connected to the drainage pipe 203 is provided on the side of the head. An internal opening 205 connected to the drainage pipe 203 is provided on the side of the insertion end 201. The internal opening 205 is opposite to the limiting portion 202.

[0036] A reducing rod 206 concentric with the drainage pipe 203 is fixed to the side of the cannula end 201;

[0037] The nozzle body 7 includes a cylinder 701, an end plate 702 is provided at the inner end of the cylinder 701, a micro-port 703 is provided at the outer axis of the end plate 702, a tapered port 704 is provided at the inner axis of the end plate 702 and is connected to the micro-port 703, and a plurality of guide grooves 705 are provided on the inner side of the end plate 702 and are connected to the tapered port 704;

[0038] The cylinder 701 is interference-fitted into the drainage pipe 203, and the inner side of the end plate 702 is in contact with the end surface of the reduced diameter rod 206. A circular drainage cavity 706 is formed between the cylinder 701 and the reduced diameter rod 206, and a plurality of guide grooves 705 are connected to the drainage cavity 706.

[0039] The guide groove 705 is tangentially distributed with the micro-opening 703 , and the width of the guide groove 705 increases in sequence from the micro-opening 703 to the side surface of the cylinder 701 .

[0040] Among them Figure 1-2 As shown, the bottom end of the pump housing 3 is provided with a ball groove 301, a tapered section 302 and a straw groove 303 in sequence, the tapered section 302 is provided with a ball 8, and the bottom end of the straw groove 303 is connected to a straw 9.

[0041] Among them Figure 2-4 As shown, the pump core body 4 includes an upper pump core 401 and a lower pump core 402. A limiting ring 403 is provided on the peripheral side surface of the middle part of the upper pump core 401. The limiting ring 403 is located in the pump housing 3. A sealing ring 404 is provided on the top surface of the limiting ring 403. An expanding groove 405 is provided on the inner side of the bottom end of the upper pump core 401.

[0042] Among them Figure 2-4 As shown, the lower pump core 402 is a solid rod, the top of the lower pump core 402 is fixed to the bottom end of the upper pump core 401, the bottom end of the lower pump core 402 is provided with a convex head 406, and a plurality of liquid guide grooves 407 are provided on the side surface of the lower pump core 402, and the top of the liquid guide groove 407 is connected to the upper pump core 401.

[0043] Among them Figure 2 and Figure 4 As shown, the piston 5 is slidably arranged in the pump housing 3, the piston 5 is slidably arranged at the bottom end of the lower pump core 402, the inner bottom end of the piston 5 cooperates with the convex head 406, and the inner top end of the piston 5 is provided with an inner end sleeve 501 that slidably cooperates with the expansion groove 405.

[0044] Among them Figure 2 As shown, the bottom end of the spring 6 is fixed to the top end of the piston 5, the top end of the spring 6 is fixed to the top surface of the pump housing 3, and a constant pressure port 304 is provided on the side surface of the pump housing 3.

[0045] Among them Figure 2-3 and Figure 7 As shown, ribs 707 are provided on the side surface of the cylinder 701 , and the cylinder 701 is interference-connected with the discharge pipe 203 via the ribs 707 .

[0046] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0047] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments do not describe all details in detail, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A spray head for a perfume bottle, comprising a cover (1), a push head (2), a pump housing (3) and a pump core (4), wherein the pump housing (3) is fixed in the cover (1), the bottom end of the pump core (4) is slidably arranged in the pump housing (3) and a piston (5) is provided between the pump core (4) and the pump housing (3), and a spring (6) is provided between the piston (5) and the top end of the pump housing (3), characterized in that: Also includes a nozzle body (7); The inner bottom surface of the push head (2) is provided with a cannula end (201), the inner top end of the cannula end (201) is provided with a limiting portion (202), and the top end of the pump core (4) is interference-arranged in the cannula end (201) and the end surface is in contact with the limiting portion (202); A drainage pipe (203) is provided between the peripheral side of the pressing head (2) and the insertion tube end (201); an external opening (204) connected to the drainage pipe (203) is provided on the peripheral side of the pressing head (2); an internal opening (205) connected to the drainage pipe (203) is provided on the peripheral side of the insertion tube end (201); the internal opening (205) is located opposite to the limiting portion (202); A diameter-reducing rod (206) concentric with the drainage pipe (203) is fixed to the peripheral side surface of the insertion tube end (201); The nozzle body (7) comprises a cylinder (701), an end plate (702) is provided at the inner end of the cylinder (701), a micro-port (703) is provided at the outer axis of the end plate (702), a cone port (704) in communication with the micro-port (703) is provided at the inner axis of the end plate (702), and a plurality of guide grooves (705) in communication with the cone port (704) are provided on the inner side of the end plate (702); The cylinder (701) is interference-fittedly arranged in the liquid discharge pipe (203), the inner side of the end plate (702) is in contact with the end surface of the diameter-reducing rod (206), and a liquid discharge cavity (706) with an annular structure is formed between the cylinder (701) and the diameter-reducing rod (206), and the plurality of guide grooves (705) are all in communication with the liquid discharge cavity (706); The guide groove (705) is distributed tangentially to the micro-opening (703), and the width of the guide groove (705) increases sequentially in the direction from the micro-opening (703) to the peripheral side surface of the cylinder (701).

2. A spray head for a perfume bottle according to claim 1, characterized in that: The bottom end of the pump housing (3) is provided with a ball groove (301), a tapered section (302) and a straw groove (303) in sequence, a ball (8) is provided in the tapered section (302), and a straw (9) is connected to the bottom end of the straw groove (303).

3. The spray head for a perfume bottle according to claim 1, characterized in that: The pump core body (4) comprises an upper pump core (401) and a lower pump core (402); a limiting ring (403) is provided on the peripheral side surface of the middle portion of the upper pump core (401); the limiting ring (403) is located inside the pump housing (3); a sealing ring (404) is provided on the top surface of the limiting ring (403); and a flaring groove (405) is provided on the inner side of the bottom end of the upper pump core (401).

4. The spray head for a perfume bottle according to claim 3, characterized in that: The lower pump core (402) is a solid rod. The top end of the lower pump core (402) is fixed to the bottom end of the upper pump core (401). The bottom end of the lower pump core (402) is provided with a convex head (406). The side surface of the lower pump core (402) is provided with a plurality of liquid guide grooves (407). The top end of the liquid guide grooves (407) is communicated with the upper pump core (401).

5. The spray head for a perfume bottle according to claim 4, characterized in that: The piston (5) is slidably arranged in the pump housing (3), and the piston (5) is slidably arranged at the bottom end of the lower pump core (402). The inner bottom end of the piston (5) cooperates with the convex head (406), and the inner top end of the piston (5) is provided with an inner end sleeve (501) that slidably cooperates with the expansion groove (405).

6. The spray head for a perfume bottle according to claim 1, characterized in that: The bottom end of the spring (6) is fixed to the top end of the piston (5), the top end of the spring (6) is fixed to the inner top surface of the pump housing (3), and a constant pressure port (304) is provided on the peripheral side of the pump housing (3).

7. The spray head for a perfume bottle according to claim 1, characterized in that: The cylindrical body (701) is provided with convex ribs (707) on the peripheral side surface, and the cylindrical body (701) is interference-connected with the liquid discharge pipe (203) via the convex ribs (707).

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