Metering pump with flow display

Abstract

The utility model discloses a metering pump with flow display, which belongs to the technical field of metering pumps and is characterized in that a plurality of groups of first locking grooves matched with a locking fan are formed in a lower convex ring, the locking fan comprises a vertical part and a horizontal part, and second locking grooves matched with the horizontal part are formed in the side surfaces of the first locking grooves; an air outlet pipe is arranged on one side of the air pump, an air outlet cover is installed on the side face of the air outlet pipe, multiple sets of air outlets are formed in the air outlet cover, the output end of the mixing cavity is connected with an atomization pipe, a water inlet pipe communicated with external equipment is arranged on the side face of the mixing cavity, and a flow meter is further installed on the water inlet pipe; a display matched with the shell is arranged on the side face of the shell. When the horizontal part is inserted into the second locking groove, the inserting block can automatically pop up, and at the moment, the locking parts on the two sides can lock the inner wall of the first locking groove and the vertical part. Liquid can be efficiently atomized through the mixing cavity and the air outlet, the spraying distance can be increased through the contraction part, and practicability and stability are improved through the structure.

Description

Technical Field

[0001] The utility model relates to the technical field of metering pumps, in particular to a metering pump with flow display. Background Art

[0002] Metering pumps are also called quantitative pumps or proportional pumps. Metering pumps are special volumetric pumps that can meet various strict process requirements. The flow rate can be adjusted steplessly within the range of 0-100% and is used to transport liquids. Metering pumps are a type of fluid conveying machinery. Their outstanding feature is that they can maintain a constant flow rate that is independent of the discharge pressure. Metering pumps can simultaneously complete the functions of conveying, metering and regulating, thereby simplifying the production process. Using multiple metering pumps, several media can be input into the process flow in accurate proportions for mixing. Due to their own prominence, metering pumps have now been widely used in various industrial fields such as petrochemicals, pharmaceuticals, and food.

[0003] Publication No.: CN220979781U discloses a high-efficiency metering pump, including a metering pump body, a metering pump body liquid outlet end connected to a pump tee, a filter assembly arranged at one end of the pump tee, a sodium hypochlorite barrel connected to a liquid inlet end of the metering pump body, a liquid level alarm assembly arranged in the sodium hypochlorite barrel, the liquid level alarm assembly including a buzzer, the buzzer mounted on the top of the sodium hypochlorite barrel, a sleeve mounted on the top of the sodium hypochlorite barrel, and a side port opened on the surface of the sleeve. Through the above technical solution, the problem that when the liquid level is low, the on-site personnel need to configure it within this concentration range at any time in the prior art, and the problem that the liquid level may not be discovered in time when it is low is solved.

[0004] The metering pumps in the above-mentioned comparative documents have complicated disassembly and assembly processes, lack a quick locking structure, are inconvenient to repair after long-term use, and cannot intuitively display the flow rate of the sprayed water. Therefore, a metering pump with a flow rate display is designed here to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a metering pump with flow display in order to solve the problems that the traditional atomizing air pump has a general degree of freedom, a complicated disassembly and assembly process, lacks a quick locking structure, is inconvenient to repair after long-term use, and cannot intuitively display the flow rate of the sprayed water.

[0006] To achieve the above-mentioned purpose, the technical scheme of the utility model is: a metering pump with flow display, comprising a shell and a top cover, an upper convex ring is arranged on the side of the top cover, a lower convex ring matched with the upper convex ring is arranged on the top of the shell, a plurality of locking fans are arranged on the bottom of the upper convex ring, a plurality of first locking grooves matched with the locking fans are arranged on the lower convex ring, the locking fan comprises a vertical part and a horizontal part, a second locking groove matched with the horizontal part is arranged on the side of the first locking groove; a through groove connected with the first locking groove is arranged on the outer side of the lower convex ring, and a plug block is movably arranged in the through groove; an air pump is installed at the bottom of the shell, an air outlet pipe is arranged on one side of the air pump, an air outlet cover is installed on the side of the air outlet pipe, a plurality of air outlets are arranged on the air outlet cover, a mixing chamber is connected to the outer side of the air outlet cover, an atomizing pipe is connected to the output end of the mixing chamber, a water inlet pipe connected with an external device is arranged on the side of the mixing chamber, a flow meter is also installed on the water inlet pipe, and a display matched with the mixing chamber is arranged on the side of the shell.

[0007] As a further solution of the utility model: limiting plates are arranged on both sides of the through slot, locking parts are arranged on both sides of the insert block, and the limiting plates are connected to the locking parts through a reset spring.

[0008] As a further solution of the present invention: the locking portion locks the vertical portion and the inner wall of the first locking groove.

[0009] As a further solution of the utility model: a handle is provided on the outer side of the insert block.

[0010] As a further solution of the utility model: an air intake pipe is also arranged on the side of the air pump, and a purifier is arranged on the air intake pipe.

[0011] As a further solution of the utility model: the diameter of the atomizing tube is smaller than that of the mixing chamber, and a contraction portion is provided at the connection between the atomizing tube and the mixing chamber.

[0012] As a further solution of the utility model: a plurality of heat dissipation holes are provided on the shell.

[0013] The utility model provides a metering pump with flow display through improvement, which has the following improvements and advantages compared with the prior art:

[0014] When the device needs to be disassembled, first insert the locking fan into the first locking groove, and the plug will retract into the through groove under extrusion. Then turn the top cover clockwise, and when the horizontal part is inserted into the second locking groove, the plug will automatically pop out, and the locking parts on both sides will lock the inner wall of the first locking groove and the vertical part. The liquid can be efficiently atomized by the combination of the mixing chamber and the air outlet, and the atomization effect and the spray distance can be further improved by the contraction part. This structure greatly improves the practicality and stability of the metering pump with flow display. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0016] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0017] Figure 2 The internal three-dimensional structure of the utility model Figure 1 ;

[0018] Figure 3 The internal three-dimensional structure of the utility model Figure 2 ;

[0019] Figure 4 It is a cross-sectional view of the mixing chamber in the utility model;

[0020] Figure 5 The local explosion of the utility model Figure 1 ;

[0021] Figure 6 The local explosion of the utility model Figure 2 .

[0022] Description of reference numerals:

[0023] 1. Outer shell; 2. Top cover; 3. Upper convex ring; 4. Lower convex ring; 5. Locking fan; 6. Vertical part; 7. Horizontal part; 8. First locking groove; 9. Second locking groove; 10. Through groove; 11. Limit plate; 12. Insert block; 13. Handle; 14. Locking part; 15. Reset spring; 16. Air pump; 17. Inlet pipe; 18. Purifier; 19. Display; 20. Heat dissipation hole; 21. Exhaust pipe; 22. Exhaust cover; 23. Exhaust port; 24. Mixing chamber; 25. Atomizing pipe; 26. Contraction part; 27. Water inlet pipe; 28. Flow meter. DETAILED DESCRIPTION

[0024] The following will be combined with the attached Figures 1 to 6The utility model is described in detail, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0025] The utility model provides a metering pump with flow display through improvement, such as Figure 1-Figure 6 As shown, a metering pump with flow display comprises a housing 1 and a top cover 2, an upper convex ring 3 is arranged on the side of the top cover 2, a lower convex ring 4 cooperating therewith is arranged on the top of the housing 1, a plurality of locking fans 5 are arranged at the bottom of the upper convex ring 3, a plurality of first locking grooves 8 cooperating with the locking fans 5 are arranged on the lower convex ring 4, the locking fans 5 comprise a vertical portion 6 and a horizontal portion 7, a second locking groove 9 cooperating with the horizontal portion 7 is arranged on the side of the first locking groove 8; a through groove 10 communicating with the first locking groove 8 is arranged on the outer side of the lower convex ring 4, and the through groove 10 is arranged on the outer side of the lower convex ring 4. 0 is movably provided with an insert block 12; an air pump 16 is installed at the bottom of the shell 1, an air outlet pipe 21 is provided on one side of the air pump 16, an air outlet cover 22 is installed on the side of the air outlet pipe 21, a plurality of groups of air outlets 23 are provided on the air outlet cover 22, a mixing chamber 24 is connected to the outside of the air outlet cover 22, an atomizing pipe 25 is connected to the output end of the mixing chamber 24, a water inlet pipe 27 connected to an external device is provided on the side of the mixing chamber 24, a flow meter 28 is also installed on the water inlet pipe 27, and a display 19 matched with it is provided on the side of the shell 1.

[0026] When the device needs to be disassembled, first insert the locking fan 5 into the first locking groove 8, and the plug 12 will retract into the through groove 10 under extrusion. Then turn the top cover 2 clockwise, and when the horizontal part 7 is inserted into the second locking groove 9, the plug 12 will automatically pop out, and the locking parts 14 on both sides will lock the inner wall of the first locking groove 8 and the vertical part 6. The liquid can be efficiently atomized by the cooperation of the mixing chamber 24 and the air outlet 23, and the atomization effect and the spray distance can be further improved by the contraction part 26. This structure greatly improves the practicality and stability of the metering pump with flow display.

[0027] See attached Figure 5 -Attached Figure 6 Limiting plates 11 are arranged on both sides of the through slot 10 , locking portions 14 are arranged on both sides of the insert block 12 , and the limiting plates 11 are connected to the locking portions 14 through a return spring 15 .

[0028] In this embodiment, in order to limit the insert block 12 to prevent it from being separated from the through slot 10 and to automatically pop out and double lock the device, the limiting plate 11 is connected to the locking portion 14 through the return spring 15.

[0029] See attached Figure 1 -Attached Figure 2 A handle 13 is provided on the outer side of the insert block 12 .

[0030] In this embodiment, when unlocking, in order to facilitate pulling the inserting block 12 outward from the through slot 10 , a handle 13 is provided on the outer side of the inserting block 12 .

[0031] See attached Figure 2 -Attached Figure 3 An air intake pipe 17 is also provided on the side of the air pump 16 , and a purifier 18 is provided on the air intake pipe 17 .

[0032] In this embodiment, in order to filter the gas and prevent impurities in the gas from damaging the equipment, a purifier 18 (C14200 type) is provided on the air inlet pipe 17.

[0033] See attached Figure 3 -Attached Figure 4 The diameter of the atomizing tube 25 is smaller than that of the mixing chamber 24 , and a contraction portion 26 is provided at the connection between the atomizing tube 25 and the mixing chamber 24 .

[0034] In this embodiment, in order to further improve the atomization effect and flow rate, a contraction portion 26 is provided at the connection between the atomization tube 25 and the mixing chamber 24 .

[0035] See attached Figure 1 -Attached Figure 2 The housing 1 is provided with a plurality of heat dissipation holes 20 .

[0036] In this embodiment, in order to further improve the heat dissipation effect, a plurality of heat dissipation holes 20 are provided on the housing 1 .

[0037] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A metering pump with flow display, characterized in that: The invention comprises an outer shell (1) and a top cover (2), wherein an upper convex ring (3) is arranged on the side of the top cover (2), a lower convex ring (4) matched with the upper convex ring (3) is arranged on the top of the outer shell (1), a plurality of locking fans (5) are arranged on the bottom of the upper convex ring (3), a plurality of first locking grooves (8) matched with the locking fans (5) are arranged on the lower convex ring (4), the locking fans (5) comprise a vertical portion (6) and a horizontal portion (7), a second locking groove (9) matched with the horizontal portion (7) is arranged on the side of the first locking groove (8); a through groove (10) connected with the first locking groove (8) is arranged on the outer side of the lower convex ring (4), and the through groove (10) is provided with a plurality of locking grooves (8) matched with the locking fans (5). An insert block (12) is movably provided; an air pump (16) is installed at the bottom of the housing (1); an air outlet pipe (21) is provided on one side of the air pump (16); an air outlet cover (22) is installed on the side of the air outlet pipe (21); a plurality of groups of air outlets (23) are provided on the air outlet cover (22); a mixing chamber (24) is connected to the outer side of the air outlet cover (22); an atomizing pipe (25) is connected to the output end of the mixing chamber (24); a water inlet pipe (27) connected to an external device is provided on the side of the mixing chamber (24); a flow meter (28) is also installed on the water inlet pipe (27); and a display (19) matched with the mixing chamber is provided on the side of the housing (1).

2. The metering pump with flow display according to claim 1, characterized in that: Limiting plates (11) are arranged on both sides of the through slot (10), locking portions (14) are arranged on both sides of the insert block (12), and the limiting plates (11) are connected to the locking portions (14) via a return spring (15).

3. The metering pump with flow display according to claim 2 is characterized in that: The locking portion (14) locks the vertical portion (6) and the inner wall of the first locking groove (8).

4. The metering pump with flow display according to claim 1, characterized in that: A handle (13) is provided on the outer side of the insert block (12).

5. The metering pump with flow display according to claim 1, characterized in that: An air intake pipe (17) is also provided on the side of the air pump (16), and a purifier (18) is provided on the air intake pipe (17).

6. The metering pump with flow display according to claim 1, characterized in that: The diameter of the atomizing tube (25) is smaller than that of the mixing chamber (24), and a contraction portion (26) is provided at the connection between the atomizing tube (25) and the mixing chamber (24).

7. The metering pump with flow display according to claim 1, characterized in that: The housing (1) is provided with a plurality of groups of heat dissipation holes (20).

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