CN219104101U

CN219104101U - Liquid metering gun

Info

Publication number: CN219104101U
Application number: CN202223503887.5U
Authority: CN
Inventors: 吴献英
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-30
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of liquid metering, in particular to a liquid metering gun, which comprises a water inlet, wherein a flowmeter is arranged at the front end of the water inlet, a water outlet is connected at the front end of the flowmeter, a handle is arranged at the lower end of the water inlet, the handle, the water inlet, the flowmeter and the water outlet can form a gun shape, a switch is movably arranged in the handle, a placing groove is formed in the front side of the handle, a first conical gear is connected in the front end of the switch extending to the placing groove, and a second conical gear is arranged on the upper side of the placing groove. The gun is formed by the flowmeter, the water inlet, the water outlet and the handle, is convenient to move and carry, is connected with more pipelines to measure, greatly increases the application range of the device, and simultaneously, can control the flow of liquid, slow down the flow rate of the liquid and reduce the flow rate by arranging the ball valve, thereby adjusting the flow rate of the liquid and greatly increasing the utilization rate of the liquid.

Description

Liquid metering gun

Technical Field

The utility model relates to the technical field of liquid metering, in particular to a liquid metering gun.

Background

The liquid is one of three material forms, which is in an undetermined shape, the liquid flowmeter is a precise instrument for measuring the flow of liquid, gas and steam in a sealed pipeline according to the Karman vortex principle, and most of the liquid flowmeters in the prior art are fixedly installed and inconvenient to detach and move, so that the liquid flowmeter is more troublesome to replace and has smaller application range, the liquid flowmeter is inconvenient to adjust the flow, the use flow of the liquid is controlled, the utilization rate of the liquid is greatly reduced, and therefore, the liquid metering gun is provided for solving the problems.

Disclosure of Invention

The utility model aims to provide a liquid metering gun, which solves the problems that most of the existing liquid flow meters in the background art are fixedly installed and inconvenient to detach and move, so that the liquid metering gun is troublesome to replace, has a smaller applicable range, is inconvenient to adjust the flow, controls the use flow of liquid and greatly reduces the utilization rate of liquid.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the liquid metering gun comprises a water inlet, wherein a flowmeter is arranged at the front end of the water inlet, the front end of the flowmeter is connected with a water outlet, a handle is arranged at the lower end of the water inlet, and the handle, the water inlet, the flowmeter and the water outlet can form a gun shape;

the switch is movably arranged in the handle, a placing groove is formed in the front side of the handle, a first conical gear is connected to the front end of the switch, a second conical gear is arranged on the upper side of the placing groove and meshed with the first conical gear, a main gear is connected to the upper end of the second conical gear through a connecting rod, a pinion is meshed with the right side of the main gear, a ball valve is arranged at the upper end of the pinion through a connecting rod, a limit groove is formed in the inner wall of the water inlet, the ball valve rotates in a flow hole, and a flow hole is formed in the surface of the limit groove in a transverse penetrating mode;

the rear end of the water inlet is fixedly connected with a limiting sleeve, and a locking sleeve is sleeved on the surface thread of the limiting sleeve.

Preferably, the surface of the switch is sleeved with a rubber sleeve.

Preferably, gaskets are arranged at the joint positions of the surfaces of the main gear and the auxiliary gear and the inner wall of the mounting groove.

Preferably, the outer diameter of the ball valve is matched with the inner diameter of the limiting groove, and the inner diameter of the opening of the limiting groove is equal to the inner diameter of the flow hole.

Preferably, the outer diameter of the limit sleeve is matched with the inner diameter of the locking sleeve.

Preferably, a rubber ring is glued on the inner wall of the outer end opening of the locking sleeve.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the shape of a gun is formed by the flowmeter, the water inlet, the water outlet and the handle, the gun is convenient to move and carry, and is connected with more pipelines to measure, so that the application range of the device is greatly increased, meanwhile, the ball valve is arranged, so that the flow of liquid is controlled, the flow rate of the liquid is slowed down, the flow rate of the liquid is reduced, the flow rate of the liquid is regulated, the utilization rate of the liquid is greatly increased, and in addition, the water inlet can be fixed with a connecting pipeline by arranging the combination of the limiting sleeve and the locking sleeve, the operation is convenient, and the practicability of the device is greatly increased;

description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 3 is a schematic view showing a part of the structure of the present utility model;

fig. 4 is a schematic diagram of the structure adjusting state of the present utility model.

In the figure: 1. a water inlet; 2. a flow meter; 3. a water outlet; 4. a handle; 5. a switch; 6. a placement groove; 7. a first bevel gear; 8. a second bevel gear; 9. a main gear; 10. a pinion gear; 11. a ball valve; 12. a limit groove; 13. a flow hole; 14. a limit sleeve; 15. a locking sleeve.

The specific embodiment is as follows:

the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: a liquid metering gun, comprising:

the front end of the water inlet 1 is provided with the flowmeter 2, the front end of the flowmeter 2 is connected with the water outlet 3, the lower end of the water inlet 1 is provided with the handle 4, the water inlet 1, the flowmeter 2 and the water outlet 3 can form a gun shape, and according to the structure shown in the figure 1, the gun shape is formed, so that the flowmeter 2 is convenient to move and carry, and the device is suitable for places needing liquid metering;

the switch 5 is movably arranged in the handle 4, the surface of the switch 5 is sleeved with a rubber sleeve, and according to the structure shown in fig. 2, the flow of liquid can be controlled and regulated, so that the use of the liquid is more saved, the device can be connected and fixed with a pipeline, and the interface is prevented from falling off during metering;

the front side of the handle 4 is provided with a placing groove 6, the front end of the switch 5 extends into the placing groove 6 and is connected with a first conical gear 7, the upper side of the placing groove 6 is provided with a second conical gear 8, the second conical gear 8 is meshed with the first conical gear 7, the upper end of the second conical gear 8 extends into the mounting groove through a connecting rod and is connected with a main gear 9, the right side of the main gear 9 is meshed with a secondary gear 10, the upper end of the secondary gear 10 is provided with a ball valve 11 through the connecting rod, gaskets are arranged at the joint positions of the surfaces of the main gear 9 and the secondary gear 10 and the inner wall of the mounting groove, and according to the illustration of the figure 2, the gaskets are made of metal, so that the friction force between the main gear 9 and the secondary gear 10 and the inner wall during rotation can be reduced, and the service life of the main gear 9 and the secondary gear 10 can be prolonged;

the inner wall of the water inlet 1 is provided with a limit groove 12, the ball valve 11 rotates in the flow hole 13, the surface of the limit groove 12 transversely penetrates through the flow hole 13, the outer diameter of the ball valve 11 is matched with the inner diameter of the limit groove 12, the inner diameter of the opening of the limit groove 12 is equal to the inner diameter of the flow hole 13, and according to the figure 2, the surface of the ball valve 11 is attached to the inner wall of the limit groove 12, and the opening of the limit groove 12 corresponds to the flow hole 13, so that the flow of liquid can be controlled;

14, the rear end of the water inlet 1 is fixedly connected with a limit sleeve 14, a locking sleeve 15 is sleeved on the surface thread of the limit sleeve 14, the outer diameter of the limit sleeve 14 is matched with the inner diameter of the locking sleeve 15, and according to the figure 3, the limit sleeve 14 is extruded and tightened through the locking sleeve 15, so that the friction force between the inner wall of the limit sleeve 14 and a connecting pipeline is increased, and the fixed connection is performed;

the inner wall of the outer opening of the locking sleeve 15 is glued with a rubber ring, and according to the figure 4, the rubber is made of a high-elasticity polymer material with reversible deformation, so that the friction force between the rubber ring and the surface of the connecting pipeline is increased, and the tightness of the interface of the rubber ring is improved;

working principle: if the liquid metering gun is needed, the pipeline is only required to be aligned with and offset against the opening of the limiting sleeve 14, the locking sleeve 15 is rotated until the locking sleeve 15 is taken off from the limiting sleeve 14 and sleeved on the surface of the pipeline, then the pipeline is inserted into the water inlet 1 through the limiting sleeve 14, at the moment, the locking sleeve 15 is rotated again until the locking sleeve 15 is sleeved on the surface of the limiting sleeve 14, and the limiting sleeve 14 is extruded through threads and locked, so that the pipeline and the liquid metering gun can be connected and installed;

then, the valve of the pipeline is opened, the water inlet 1 is held by the palm, the switch 5 is turned upwards by fingers, the switch 5 drives the first conical gear 7 to rotate, the first conical gear 7 drives the second conical gear 8 to rotate through meshing, the second conical gear 8 drives the main gear 9 to rotate through a connecting rod, the main gear 9 drives the auxiliary gear 10 to rotate through meshing, finally, the auxiliary gear 10 drives the ball valve 11 to rotate in the limiting groove 12 through the connecting rod, and when the opening flow holes 13 of the rotating limiting groove 12 correspond to each other, liquid flows out from the opening of the water outlet 3 through the water inlet 1 and the flowmeter 2 and is metered at the same time;

in addition, the flow rate of the liquid is regulated by rotating the ball valve 11 according to the operation, so that the opening of the limit groove 12 is misplaced with the flow hole 13, the smaller the opening is, the slower the flow speed is, the smaller the water flow is, and the digital change penetrating through the flowmeter 2 can obtain a certain amount of liquid, and when the opening of the limit groove 12 is completely staggered with the flow hole 13, the flow of the liquid can be prevented, the valve is closed, the practicability and convenience of the device are greatly improved, and the above is all the working principles of the utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A liquid metering gun, comprising:

the water inlet (1), the front end of the water inlet (1) is provided with a flowmeter (2), the front end of the flowmeter (2) is connected with a water outlet (3), the lower end of the water inlet (1) is provided with a handle (4), and the handle (4), the water inlet (1), the flowmeter (2) and the water outlet (3) can form a gun shape;

the method is characterized in that:

switch (5), movable mounting has switch (5) in handle (4), standing groove (6) have been seted up to the front side of handle (4), the front end of switch (5) extends to and is connected with first conical gear (7) in standing groove (6), the upside of standing groove (6) is provided with second conical gear (8), and second conical gear (8) and first conical gear (7) mesh, the upper end of second conical gear (8) extends to mounting groove through the connecting rod and is connected with master gear (9), and the right side of master gear (9) meshes with pinion (10), and ball valve (11) are installed through the connecting rod to the upper end of pinion (10), limit groove (12) have been seted up to the inner wall of water inlet (1), ball valve (11) rotate in flow hole (13), flow hole (13) have been transversely run through to the surface of limit groove (12).

The water inlet (1) is fixedly connected with the limiting sleeve (14), and a locking sleeve (15) is sleeved on the surface thread of the limiting sleeve (14).

2. A liquid metering gun as claimed in claim 1 wherein: the surface of the switch (5) is sleeved with a rubber sleeve.

3. A liquid metering gun as claimed in claim 1 wherein: gaskets are arranged at the joint positions of the surfaces of the main gear (9) and the auxiliary gear (10) and the inner wall of the mounting groove.

4. A liquid metering gun as claimed in claim 1 wherein: the outer diameter of the ball valve (11) is matched with the inner diameter of the limiting groove (12), and the inner diameter of the opening of the limiting groove (12) is equal to the inner diameter of the flow hole (13).

5. A liquid metering gun as claimed in claim 1 wherein: the outer diameter of the limit sleeve (14) is matched with the inner diameter of the locking sleeve (15).

6. A liquid metering gun as claimed in claim 1 wherein: the inner wall of the outer end opening of the locking sleeve (15) is glued with a rubber ring.