CN217146094U

CN217146094U - Movable liquid adding device

Info

Publication number: CN217146094U
Application number: CN202221012801.6U
Authority: CN
Inventors: 张玉彬; 冯雷; 卢伟; 马金州
Original assignee: Zhengzhou Foguang Power Generation Equipment Co Ltd
Current assignee: Zhengzhou Foguang Power Generation Equipment Co Ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-09
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a portable liquid feeding device, including handcart and the antifreeze bucket on the handcart, liquid feeding pump, three-way pipe, check valve and overflow valve, the first pipeline of three-way pipe passes through the liquid outlet intercommunication of liquid feeding pump with the antifreeze bucket, and the second pipeline of three-way pipe and the liquid return mouth intercommunication of antifreeze bucket are equipped with the overflow valve on the second pipeline of three-way pipe, are equipped with the check valve that switches on to the tee bend outside of the pipe on the third pipeline of three-way pipe. Before the check valve is opened, the liquid adding pump is opened, the overflow valve is opened under the action of pressure, the pipelines among the liquid adding pump, the overflow valve and the antifreeze barrel are communicated to form a circulation loop, air in the pipeline is discharged, then the check valve is opened to fill antifreeze, and the phenomenon that the antifreeze cannot be filled due to the existence of air in the pipeline is effectively avoided; after filling, the one-way valve is closed, the three-way pipe is filled with the anti-freezing solution to form a closed space, so that the phenomenon that air appears in the pipeline due to backflow of the anti-freezing solution is avoided, and the efficiency of filling the anti-freezing solution is improved.

Description

Movable liquid adding device

Technical Field

The utility model relates to an electromechanical technical field, more particularly, the utility model relates to a portable liquid feeding device.

Background

Before a diesel generating set is tested, anti-freezing liquid needs to be filled manually, most of the existing anti-freezing liquid is filled in a barrel, and liquid is added through pressurization and conveying of a pump during filling. However, the eccentric pump and the centrifugal pump used at present can not self-suck under the condition that air exists in a filling pipeline, so that the phenomena of no pumping and no filling can be caused, and the working efficiency of a diesel generating set test is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model innovatively provides a movable liquid adding device, wherein before a check valve is opened, a liquid adding pump is opened, an overflow valve is opened under the action of pressure, pipelines among the liquid adding pump, the overflow valve and an antifreeze barrel are communicated to form a circulation loop, air in the pipeline is discharged, and then the check valve is opened to fill antifreeze; after filling, the one-way valve is closed, the three-way pipe is filled with the anti-freezing solution to form a closed space, so that the phenomenon that air appears in the pipeline due to backflow of the anti-freezing solution is avoided, and the efficiency of filling the anti-freezing solution is improved.

In order to realize the technical purpose, the utility model discloses a movable liquid adding device, which comprises a handcart, an antifreeze barrel, a liquid adding pump, a three-way pipe, a one-way valve and an overflow valve,

the first pipeline of the three-way pipe is communicated with the liquid outlet of the antifreezing liquid barrel through the liquid adding pump, the second pipeline of the three-way pipe is communicated with the liquid return port of the antifreezing liquid barrel, the second pipeline of the three-way pipe is provided with an overflow valve, and the third pipeline of the three-way pipe is provided with a check valve communicated with the outside of the three-way pipe.

Further, still include the battery, the battery is placed on the handcart, the battery is connected with the liquid feeding pump electricity.

Further, the liquid outlet sets up the lateral wall bottom of preventing frostbite liquid bucket, liquid return opening sets up the top of liquid outlet.

Further, a liquid level meter is arranged on the side portion of the antifreezing solution barrel and used for measuring the liquid level height of the antifreezing solution in the antifreezing solution barrel.

Furthermore, a third pipeline of the three-way pipe is a hose, and a hose supporting frame is fixed on the trolley.

Furthermore, a U-shaped groove is formed in the hose supporting frame, and a third pipeline of the three-way pipe is clamped in the U-shaped groove.

Further, the trolley comprises a bottom plate, wheels, a support rod and a handle, wherein the wheels are fixed to the bottom of the bottom plate, the support rod is vertically or obliquely fixed to the bottom plate, the handle is fixed to the top of the support rod, the liquid adding pump and the anti-freezing liquid barrel are arranged on the bottom plate, and the hose support frame is fixed to the support rod.

Furthermore, the supporting rod is a telescopic rod with adjustable length.

Further, the wheels are universal wheels with brakes.

The utility model has the advantages that:

the utility model discloses a portable liquid feeding device opens the liquid feeding pump before the check valve opens, and the overflow valve is opened under the pressure effect, and the pipeline intercommunication between liquid feeding pump, overflow valve and the antifreeze bucket forms circulation circuit, discharges the air in the pipeline, then opens the check valve and fills antifreeze, effectively avoids because of having the phenomenon that the air can't fill antifreeze in the pipeline; after filling, the one-way valve is closed, the three-way pipe is filled with the anti-freezing solution to form a closed space, so that the phenomenon that air appears in the pipeline due to backflow of the anti-freezing solution is avoided, and the efficiency of filling the anti-freezing solution is improved.

Drawings

FIG. 1 is a front view of a mobile liquid adding device according to an embodiment of the present invention;

fig. 2 is a left side view of a cart in accordance with an embodiment of the present invention.

In the figure, the position of the upper end of the main shaft,

1. a cart; 11. a base plate; 111. a limiting frame; 12. a wheel; 13. a support bar; 131. an upper support rod; 132. a lower support bar; 133. fastening a bolt; 14. a handle; 15. a hose support frame; 2. an antifreeze barrel; 3. a liquid adding pump; 4. a three-way pipe; 5. a one-way valve; 6. an overflow valve; 7. a storage battery; 8. a liquid level meter; 9. and a button is switched on and off.

Detailed Description

The mobile liquid adding device provided by the invention is explained and explained in detail below with reference to the attached drawings.

The embodiment specifically discloses a portable liquid feeding device, as shown in fig. 1, antifreeze bucket 2 on handcart 1 and handcart 1, liquid feeding pump 3, three-way pipe 4, check valve 5 and overflow valve 6, the first pipeline of three-way pipe 4 passes through liquid feeding pump 3 and antifreeze bucket 2's liquid outlet intercommunication, the second pipeline of three-way pipe 4 and antifreeze bucket 2's liquid return mouth intercommunication, be equipped with overflow valve 6 on the second pipeline of three-way pipe 4, be equipped with on the third pipeline of three-way pipe 4 to the check valve 5 that switches on outside three-way pipe 4, the third pipeline of three-way pipe 4 is used for connecting diesel generating set, to the interior antifreeze of filling of diesel generating set, check valve 5 switches on to diesel generating set one side.

The liquid outlet sets up in the lateral wall bottom of antifreeze bucket 2, and the liquid return port sets up in the top of liquid outlet, and the liquid outlet setting is in the bottom, and the extraction and the flow of antifreeze of being convenient for, liquid outlet department sets up the filter screen.

When the antifreeze is filled, firstly, the liquid adding pump 3 is opened, the one-way valve 5 is in a closed state, the liquid adding pump 3 extracts the antifreeze from the antifreeze barrel and pumps the antifreeze to the second pipeline and the third pipeline through the first pipeline of the three-way pipe 4, the overflow valve 6 is opened under the pressure action of the antifreeze pump, the antifreeze in the pipeline flows back to the antifreeze barrel through the overflow valve 6, and simultaneously air in the pipeline is emptied. Then the check valve 5 is opened, the pressure in the pipeline is reduced, the overflow valve 6 is closed, the antifreeze is filled into the diesel generator set through the check valve 5 on the three-way pipe 4, and the speed of filling the antifreeze can be reasonably controlled by adjusting the switching value of the check valve 5.

After filling, the one-way valve 5 is closed, and the interior of the pipeline is in a closed state filled with the anti-freezing liquid, so that the existence of air is avoided, the next filling is facilitated, and the working efficiency is improved.

In this embodiment, the third pipeline of the tee 4 is a hose, and the cart 1 is fixed with a hose support frame 15. The hose is convenient for the activity, and the position of cooperation diesel generating set adjusts the liquid outlet position of third pipeline. The hose support frame 15 is provided with a U-shaped groove, and a third pipeline of the three-way pipe is clamped in the U-shaped groove to fix the position of the hose, so that the hose can move together with the trolley 1.

As shown in fig. 1 and 2, the cart 1 includes a bottom plate 11, wheels 12, a support rod 13 and a handle 14, the wheels 12 are fixed at the bottom of the bottom plate 11, the number of the wheels 12 is 4, the 4 wheels 12 are fixed at four corners of the bottom plate 11, and the wheels 12 are universal wheels with brakes and can move in any direction. The support rod 13 is vertically or obliquely fixed on the bottom plate 11, the handle 14 is fixed at the top of the support rod 13, the liquid feeding pump 3 and the antifreeze barrel 2 are arranged on the bottom plate 11, and the hose support frame 15 is fixed on the support rod 13. The operator holding the handle 14 can move the trolley 1 and thus all the parts of the trolley. The handle 14 is provided with a switch button 9, and the start and stop of the charging pump 3 are controlled by operating the switch button. A support rod 13 and a handle 14 are fixed on one side of the bottom plate 11 to facilitate the transportation of the charging pump 3 and the antifreeze bucket 2 to the bottom plate 11.

As shown in fig. 2, the bottom plate 11 may also be provided with a limiting frame 111, the limiting frame 111 is defined by limiting plates on the bottom plate 11, the shapes of the limiting frame 111 can be set for the shapes of the liquid feeding pump 3 and the antifreeze barrel, the liquid feeding pump 3 and the antifreeze barrel are respectively arranged in the corresponding limiting frame 111, the height of the limiting frame 111 provides a certain shielding effect for the liquid feeding pump 3 and the antifreeze barrel, and the liquid feeding pump 3 and the antifreeze barrel are prevented from inclining or toppling when the cart 1 is pushed or pulled.

Handcart 1 makes whole liquid feeding device freely movable, changes the space limitation, is favorable to accelerating work efficiency.

The supporting rod 13 is a telescopic rod with adjustable length. In this embodiment, the support rod 13 includes an upper support rod 131, a lower support rod 132 and a fastening bolt 133, the upper support rod 131 is sleeved in the lower support rod 132, a threaded hole is formed in the rod body of the lower support rod 132 near the top, the length of the support rod 13 is adjusted by moving the upper support rod 131 in the lower support rod 132 along the axial direction thereof, when the support rod is adjusted to a proper position, the fastening bolt 133 is screwed into the threaded hole, the end of the fastening bolt 133 abuts against the upper support rod 131, the position of the upper support rod 131 is fixed, and the length of the support rod 13 is fixed. The length of the supporting rod 13 can be adjusted according to the height of the worker, so that the height of the handle 14 is adjusted, the supporting rod is suitable for workers with different heights, and the use comfort level is improved. The hose support frame 15 is fixed on the upper support rod 131, and the position of the hose support frame is adjusted along with the movement of the upper support rod 131, so that the hose support frame is suitable for diesel generator sets with different positions and heights, and antifreeze can be filled better.

The power supply of the liquid adding pump can adopt commercial power or a storage battery. In this embodiment, the mobile liquid adding device further comprises a storage battery 7, the storage battery 7 is placed on the cart 1 and on the bottom plate, and a corresponding limiting frame 111 limiting position can also be arranged on the bottom plate. The storage battery 7 is electrically connected with the liquid adding pump 3, and the storage battery 7 supplies power to the liquid adding pump 3 to enable the liquid adding pump to work. The storage battery 7 can move together with the trolley 1, so that the whole movable liquid adding device is a whole which is small in size and convenient to move, and can be suitable for diesel generating sets in various positions and in working environments. In the embodiment, a 24V storage battery is adopted to provide direct current for the charging pump 3. The electric operation mode liberates manpower to a great extent.

The lateral part of the antifreeze barrel 2 is provided with a liquid level meter 8, and the liquid level meter 8 is used for measuring the liquid level of the antifreeze in the antifreeze barrel 2. The liquid level meter 8 displays the liquid level height of the antifreeze in the antifreeze barrel 2, and when the antifreeze is used up, the liquid adding pump 3 is closed to stop adding, so that air is prevented from being brought into the pipeline.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the terms "this embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and simple improvements made in the spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. A movable liquid adding device is characterized by comprising a trolley (1), an antifreeze barrel (2), a liquid adding pump (3), a three-way pipe (4), a one-way valve (5) and an overflow valve (6) which are arranged on the trolley (1),

the three-way pipe anti-freezing device is characterized in that a first pipeline of the three-way pipe (4) is communicated with a liquid outlet of the anti-freezing liquid barrel (2) through the liquid adding pump (3), a second pipeline of the three-way pipe (4) is communicated with a liquid return port of the anti-freezing liquid barrel (2), an overflow valve (6) is arranged on the second pipeline of the three-way pipe (4), and a check valve (5) which is communicated with the outside of the three-way pipe (4) is arranged on a third pipeline of the three-way pipe (4).

2. The mobile dosing device according to claim 1, characterized in that it further comprises an accumulator (7), said accumulator (7) being placed on said trolley (1), said accumulator (7) being electrically connected to said dosing pump (3).

3. The mobile liquid adding device according to claim 1, wherein the liquid outlet is arranged at the bottom of the side wall of the antifreeze barrel (2), and the liquid return port is arranged above the liquid outlet.

4. The mobile filling device according to claim 1, wherein a level gauge (8) is provided on the side of the antifreeze barrel (2), said level gauge (8) being adapted to measure the level of antifreeze in the antifreeze barrel.

5. The mobile liquid adding device according to claim 1, wherein the third pipeline of the three-way pipe (4) is a hose, and a hose support frame (15) is fixed on the trolley (1).

6. The mobile liquid adding device of claim 5, wherein a U-shaped groove is arranged on the hose support frame (15), and a third pipeline of the three-way pipe is clamped in the U-shaped groove.

7. The mobile liquid adding device according to claim 5, characterized in that the trolley (1) comprises a bottom plate (11), wheels (12), a support rod (13) and a handle (14), wherein the wheels (12) are fixed at the bottom of the bottom plate (11), the support rod (13) is vertically or obliquely fixed on the bottom plate (11), the handle (14) is fixed at the top of the support rod (13), the liquid adding pump (3) and the antifreeze barrel (2) are arranged on the bottom plate (11), and the hose support frame (15) is fixed on the support rod (13).

8. The mobile liquid adding device according to claim 7, characterized in that the support bar (13) is a telescopic bar of adjustable length.

9. The mobile liquid filling apparatus according to claim 7, wherein the wheels (12) are universal wheels with brakes.