Atomizing pump suitable for plateau low-pressure environment
By adopting a double spring design and a small-diameter spray nozzle in the spray pump, the problems of unstable spraying amount and poor spraying effect in the high-altitude low-pressure environment are solved, and the pump starts at a fast speed, sufficient spraying amount and good spraying effect are achieved.
Patent Information
- Application Number
- CN202420470330.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-12
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2034-03-12
AI Technical Summary
When used in a high-altitude low-pressure environment, the spraying volume is unstable, the spraying effect is poor, the pumping force is weak, and the pumping speed is slow, which cannot meet the needs of users.
A spray pump suitable for high-altitude low-pressure environments was designed, adopting a double spring design and a small diameter spray nozzle. The minimum diameter of the spray hole is 0.5mm. It combines the hollow structure of the pump core and the limiting steps of the breastfeeding rod to ensure strong pumping force and ideal spraying effect.
It achieves the effect of fast pumping speed, sufficient spraying volume and good spraying effect in a high-altitude low-pressure environment, which meets the needs of users, and is simple in structure and easy to assemble.
Smart Images
Figure CN222789513U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of spray pumps, in particular to a spray pump suitable for a plateau low-pressure environment. Background Art
[0002] Spray pumps are widely used in daily life, such as perfumes, medicinal sprays, etc. Spray pumps are used. The spray nozzle is a spray device that sprays liquid from a fine hole to form mist-like tiny droplets. However, due to the design defects of existing spray pumps, there are shortcomings such as relatively unstable spray volume, poor spray effect, weak pumping force, and relatively slow pumping during use, which are more obvious when used in a low-pressure environment on the plateau. It cannot meet the needs of users. Utility Model Content
[0003] The utility model aims to solve at least one problem existing in the prior art. To this end, the purpose of the utility model is to provide a spray pump suitable for plateau low-pressure environment, which has the advantages of fast pumping speed, sufficient spraying volume, good spraying effect, etc.
[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0005] A spray pump suitable for plateau low-pressure environments comprises an outer cover, a pump core installed inside the outer cover, and a pressing head cap installed on the pump core and located above the outer cover, wherein a liquid outlet pipe is arranged inside the pressing head cap, and the lower end of the liquid outlet pipe is connected to the pump core, a clamp is arranged inside the pressing head cap, a connecting slot is arranged on the outer peripheral side of the clamp, and the connecting slot is connected to the upper end of the liquid outlet pipe, a spray nozzle is embedded in the connecting slot and the spray nozzle is tightly fitted to the outer wall of the connecting slot, the spray nozzle is connected to the clamp, and a spray hole is arranged on the spray nozzle, the spray hole is a conical structure, and the minimum diameter of the spray hole is 0.5 mm.
[0006] As a further optimization scheme of the utility model, the pump core includes a main body, a milk discharge rod, a valve needle, a piston, and a first spring. The interior of the main body is a hollow structure, the milk discharge rod is installed in the inner cavity of the main body, the interior of the milk discharge rod is a hollow structure, a limiting step is provided in the inner cavity of the milk discharge rod, the valve needle is installed in the inner cavity of the milk discharge rod, the piston is movably mounted on the valve needle, and the inner wall of the piston is tightly fitted with the outer wall of the valve needle, the outer wall of the piston is tightly fitted with the interior of the main body, the first spring is movably mounted on the valve needle, and one end of the first spring is in conflict with the limiting step, and the other end is in conflict with the piston.
[0007] As a further optimization scheme of the utility model, the pump core also includes a second spring, a first boss is arranged in the inner cavity of the main body, a boss is arranged at the lower end of the valve needle, the second spring is movably mounted in the inner cavity of the main body and one end is located on the boss, one end of the second spring is in conflict with the valve needle, and the other end is in conflict with the first boss.
[0008] As a further optimization solution of the utility model, the pump core also includes a locking cover, which is installed at the opening at the upper end of the main body. The lower end of the milk discharge rod is provided with a hook, and the hook is inverted on the lower end of the locking cover.
[0009] As a further optimization solution of the present utility model, a second boss is provided on the inner wall of the lower part of the main body.
[0010] As a further optimization solution of the utility model, a liquid inlet is provided at the lower end of the main body, and a valve ball is installed in the main body above the liquid inlet.
[0011] As a further optimization solution of the present utility model, the first spring is a metal spring or a fully plastic spring, and the second spring is a fully plastic spring.
[0012] Beneficial effects of the utility model:
[0013] 1. The utility model has a spray nozzle installed on the pressing head cap, and a spray hole is arranged on the spray nozzle. The minimum diameter of the spray hole is 0.5mm, which can effectively atomize the liquid from the liquid outlet pipe, and the atomization effect is good.
[0014] 2. The utility model adopts a double spring design, with strong pumping force and fast pumping speed, is relatively easy to use and has an ideal spray effect.
[0015] 3. The utility model has a simple structure, good atomization effect, strong pumping force, and is more suitable for plateau low-pressure environments.
[0016] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a partial cross-sectional view of the utility model;
[0018] Figure 2 This is a cross-sectional view of the pump core of the utility model;
[0019] Figure 3 This utility model Figure 2 Enlarged view of point A in the middle.
[0020] In the figure: 1. outer cover, 2. pump core, 3. pressing head cap, 31. liquid outlet pipe, 32. clamp, 33. connecting groove, 4. spray nozzle, 5. main body, 51. first boss, 52. second boss, 53. liquid inlet, 6. nipple rod, 61. limiting step, 62. hook, 7. valve needle, 71. boss, 8. piston, 9. first spring, 10. second spring, 11. lock cover, 12. valve ball. DETAILED DESCRIPTION
[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0022] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present application. Instead, they are merely examples of devices consistent with some aspects of the present application as detailed in the appended claims.
[0023] The terms used in this application are only for the purpose of describing specific embodiments and are not intended to limit this application. Unless otherwise defined, the technical terms or scientific terms used in this application should be understood by people with ordinary skills in the field to which the utility model belongs. The words "one" or "one" and the like used in the specification and claims of this application do not indicate a quantitative limitation, but indicate the existence of at least one. "Multiple" includes two, which is equivalent to at least two. "Including" or "including" and the like mean that the elements or objects appearing in front of "including" or "including" include the elements or objects listed after "including" or "including" and their equivalents, and do not exclude other elements or objects. "Connected" or "connected" and the like are not limited to physical or mechanical connections, and can include electrical connections, whether direct or indirect. The singular forms of "one", "said" and "the" used in the specification and the appended claims of this application are also intended to include plural forms, unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.
[0024] Please refer to Figure 1-3The spray pump is suitable for plateau low-pressure environment, comprising an outer cover 1, a pump core 2 installed inside the outer cover 1, and a pressing head cap 3 installed on the pump core 2 and located above the outer cover 1. A liquid outlet pipe 31 is arranged inside the pressing head cap 3. The liquid outlet pipe 31 and the pressing head cap 3 are an integrated structure. Through integral injection molding, the lower end of the liquid outlet pipe 31 is clamped on the pump core 2 and connected with the pump core 2. A clamp head 32 is arranged inside the pressing head cap 3, and a clamp head 32 is arranged on the outer peripheral side. The connecting slot 33 is connected to the upper end of the liquid outlet pipe 31. A spray nozzle 4 is embedded in the connecting slot 33 and the spray nozzle 4 fits tightly with the outer wall of the connecting slot 33 with good sealing performance. The spray nozzle 4 is connected to the clamp 32. A spray hole is provided on the spray nozzle 4. The spray hole has a conical structure and the minimum diameter of the spray hole is 0.5 mm. The small-diameter spray nozzle 4 can effectively atomize the liquid sprayed from the liquid outlet pipe 31, and the atomization effect is good.
[0025] Furthermore, the pump core 2 includes a main body 5, a milk discharge rod 6, a valve needle 7, a piston 8, a first spring 9, a second spring 10 and a lock cover 11. The interior of the main body 5 is a hollow structure, the milk discharge rod 6 is installed in the inner cavity of the main body 5, the interior of the milk discharge rod 6 is a hollow structure, a limiting step 61 is arranged in the inner cavity of the milk discharge rod 6, the valve needle 7 is installed in the inner cavity of the milk discharge rod 6, the piston 8 is movably mounted on the valve needle 7, and the inner wall of the piston 8 is tightly fitted with the outer wall of the valve needle 7, the outer wall of the piston 8 is tightly fitted with the interior of the main body 5, the first spring 9 is movably mounted on the valve needle 7, and one end of the first spring 9 is in conflict with the limiting step 61, and the other end is in conflict with the piston 8; a first boss 51 is arranged in the inner cavity of the main body 5, a boss 71 is arranged at the lower end of the valve needle 7, the boss 71 and the valve needle 7 are an integrated structure, and the boss 71 is in conflict with the first spring 9. The second spring 10 is limited to prevent the second spring 10 from escaping from the original motion track during use. The second spring 10 is movably sleeved in the inner cavity of the main body 5 and one end is located on the boss 71. One end of the second spring 10 conflicts with the valve needle 7, and the other end conflicts with the first boss 51; the lock cover 11 is fixedly installed at the opening at the upper end of the main body 5 by snapping. The lock cover 11 plays the role of locking the milk discharge rod 6, which can lock the milk discharge rod 6 in the main body 5. The lower end of the milk discharge rod 6 is provided with a hook 62, which is inverted on the lower end of the lock cover 11. The milk discharge rod 6 is restricted in the lock cover 11 by the hook 62 to prevent the milk discharge rod 6 from escaping; the lower inner wall of the main body 5 is provided with a second boss 52; the lower end of the main body 5 is provided with a liquid inlet 53, and the valve ball 12 is installed in the main body 5 at the upper end of the liquid inlet 53.
[0026] The utility model adopts a double spring design, the air pump is fast, the pumped liquid is more stable, and it is easy to use. It has an ideal spray effect when used in conjunction with a small-caliber spray nozzle 4, and is more suitable for plateau low-pressure environments.
[0027] Preferably, the first spring 9 is a metal spring or a fully plastic spring, and the second spring 10 is a fully plastic spring. Since the second spring 10 is arranged in the main body 5 and will contact the material, a fully plastic spring is used for better effect and will not contaminate the material.
[0028] The utility model is a spray pump suitable for low-pressure environments in plateaus, used in conjunction with a vacuum bottle, and its working principle is:
[0029] Before use, it is connected with the vacuum bottle by a threaded assembly method. When used in a plateau low-pressure environment, the pressing head cap 3 is pressed, and the pressing head cap 3 drives the milk discharge rod 6, the valve needle 7 and the piston 8 to descend in the main body 5. At the same time, the first spring 9 and the second spring 10 are compressed. When the piston 8 abuts against the second boss 52, the liquid outlet channel of the valve needle 7 is opened, the valve ball 12 rises, and the liquid inlet 53 is opened. The liquid in the vacuum bottle enters the main body 5 along the straw, enters the valve needle 7 through the main body 5, enters the milk discharge rod 6 through the valve needle 7, enters the milk discharge rod 6 through the valve needle 7, enters the liquid outlet pipe 31 of the pressing head cap 3 through the milk discharge rod 6, enters the connecting groove 33 through the liquid outlet pipe 31, and is finally atomized and sprayed out from the spray nozzle 4. The utility model has a simple structure, is easy to assemble, has a fast and stable air pump, and has a good atomization effect.
[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A spray pump suitable for plateau low-pressure environment, comprising an outer cover, a pump core installed inside the outer cover, and a pressing head cap installed on the pump core and located above the outer cover, characterized in that: A liquid outlet pipe is arranged inside the pressing head cap, and the lower end of the liquid outlet pipe is connected to the pump core. A clamp is arranged inside the pressing head cap, and a connecting slot is arranged on the outer peripheral side of the clamp, and the connecting slot is connected to the upper end of the liquid outlet pipe. A spray nozzle is embedded in the connecting slot and the spray nozzle is tightly fitted to the outer wall of the connecting slot. The spray nozzle is connected to the clamp, and a spray hole is arranged on the spray nozzle. The spray hole is a conical structure, and the minimum diameter of the spray hole is 0.5 mm.
2. The spray pump suitable for plateau low-pressure environment according to claim 1, characterized in that: The pump core includes a main body, a milk discharge rod, a valve needle, a piston, and a first spring. The interior of the main body is a hollow structure, the milk discharge rod is installed in the inner cavity of the main body, the interior of the milk discharge rod is a hollow structure, a limiting step is arranged in the inner cavity of the milk discharge rod, the valve needle is installed in the inner cavity of the milk discharge rod, the piston is movably mounted on the valve needle, and the inner wall of the piston is tightly fitted with the outer wall of the valve needle, and the outer wall of the piston is tightly fitted with the interior of the main body, the first spring is movably mounted on the valve needle, and one end of the first spring is in conflict with the limiting step, and the other end is in conflict with the piston.
3. The spray pump suitable for plateau low-pressure environment according to claim 2, characterized in that: The pump core also includes a second spring, a first boss is arranged in the inner cavity of the main body, a boss is arranged at the lower end of the valve needle, the second spring is movably sleeved in the inner cavity of the main body and one end is located on the boss, one end of the second spring is in conflict with the valve needle, and the other end is in conflict with the first boss.
4. The spray pump suitable for plateau low-pressure environment according to claim 3, characterized in that: The pump core also includes a locking cover, which is installed at the opening at the upper end of the main body. The lower end of the milk discharge rod is provided with a hook, and the hook is buckled on the lower end of the locking cover.
5. The spray pump suitable for plateau low-pressure environment according to claim 4, characterized in that: The inner wall of the lower part of the main body is provided with a second boss.
6. The spray pump suitable for plateau low-pressure environment according to claim 5, characterized in that: A liquid inlet is arranged at the lower end of the main body, and a valve ball is installed in the main body above the liquid inlet.
7. The spray pump suitable for plateau low-pressure environment according to claim 6, characterized in that: The first spring is a metal spring or a fully plastic spring, and the second spring is a fully plastic spring.