CN214243791U

CN214243791U - Foam conveying and transferring device

Info

Publication number: CN214243791U
Application number: CN202021887170.3U
Authority: CN
Inventors: 陈武
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-09-21
Anticipated expiration: 2030-09-02

Abstract

The utility model provides a foam is defeated to be changeed device belongs to the fire-fighting equipment field, which comprises a housin, be equipped with in the casing: a liquid-guiding vacuum pump; the one-way valve is provided with a liquid inlet and a liquid outlet, the liquid inlet and the liquid outlet both extend out of the shell, and the liquid inlet is communicated with the liquid guiding vacuum pump to vacuumize; the electric driving piece is used for driving the liquid-guiding vacuum pump to rotate so as to convey and rotate foam; and the vacuum pump handle is rotatably arranged and used for controlling the connection of the liquid-guiding vacuum pump and the electric driving piece, and the vacuum pump handle extends out of the shell. The utility model is used for the foam is defeated to change fast in wartime, and the foam is filled fast at ordinary times, adopts and draws the liquid vacuum pump to improve the trafficability characteristic of foam liquid, has solved that current foam pump carries to change the in-process and produces the foam too much, fill slow, fill not full scheduling problem.

Description

Foam conveying and transferring device

Technical Field

The utility model belongs to the fire-fighting equipment field, concretely relates to foam is defeated to be changeed device.

Background

When a large-scale petrochemical fire accident is handled, a large amount of foam can be used, and specifically, a foam liquid in a foam barrel is conveyed to a foam vehicle or other foam tanks through a conveying and transferring pump.

In the process of implementing the invention, the inventor finds that the prior art has at least the following defects:

in the process of defeated commentaries on classics foam, because the impact of foam, the foam of production is concentrated in a large number and is leaded to unable liquid level volume in judging foam car or the foam jar to filling mouthful department, if continuously filling the foam, the foam of production can constantly emerge at the filling in-process, not only leads to the too much waste of foam, and the actual capacity in the car or jar can also be unable to fill up in addition.

SUMMERY OF THE UTILITY MODEL

Based on the above background problem, the utility model aims at providing a foam is defeated to be changeed device for foam is defeated to change fast in wartime, and the foam of annotating fast at ordinary times has solved current foam pump and has transferred the in-process to produce the foam too much, the filling is too slow, the not satisfied scheduling problem of filling.

In order to achieve the above purpose, the utility model provides a technical scheme is:

a foam transportation and transfer device comprises a shell, wherein: a liquid-guiding vacuum pump; the one-way valve is provided with a liquid inlet and a liquid outlet, the liquid inlet and the liquid outlet both extend out of the shell, and the liquid inlet is communicated with the liquid guiding vacuum pump to vacuumize; the electric driving piece is used for driving the liquid-guiding vacuum pump to rotate so as to convey and rotate foam; and the vacuum pump handle is rotatably arranged and used for controlling the connection of the liquid-guiding vacuum pump and the electric driving piece, and the vacuum pump handle extends out of the shell.

And a through groove is formed in the surface of the shell along the rotation direction of the vacuum pump handle so that the vacuum pump handle can move when rotating.

In one embodiment, an oil cup is further arranged in the shell and is communicated with the liquid guiding vacuum pump, and an oil filling opening of the oil cup extends out of the shell.

Preferably, the oil cup is transparent, and an observation port is formed in the position, corresponding to the oil cup, of the shell so as to observe the liquid level in the oil cup.

In one embodiment, the electric drive comprises: the motor is electrically connected with the motor control box; the main belt pulley is connected to an output shaft of the motor; the vacuum pump tension wheel is connected to the liquid-guiding vacuum pump; the belt is wound on the main belt pulley and the vacuum pump tensioning pulley and is connected with the vacuum pump handle to control the tensioning and loosening of the belt.

Preferably, a starting key and a closing key are arranged on the shell, and both the starting key and the closing key are electrically connected with the motor control box; the shell is also embedded with a vacuum pressure gauge and a liquid outlet pressure gauge, the vacuum pressure gauge is communicated with the liquid introducing vacuum pump, and the liquid outlet pressure gauge is communicated with the liquid outlet.

In one embodiment, the one-way valve is further communicated with a liquid outlet, and the liquid outlet extends out of the shell.

In one embodiment, the priming vacuum pump is a wiper vacuum pump.

In one embodiment, a heat dissipation fan is further disposed in the housing, and a heat dissipation opening is disposed on the housing at a position corresponding to the heat dissipation fan.

In one embodiment, the bottom of the shell is also provided with a travelling wheel.

Compared with the prior art, the utility model discloses following effect has:

1. the utility model is used for the foam is defeated to change fast in wartime, and the foam is filled fast at ordinary times, adopts and draws the liquid vacuum pump to improve the trafficability characteristic of foam liquid, has solved that current foam pump carries to change the in-process and produces the foam too much, fill slow, fill not full scheduling problem.

2. The utility model is also provided with a one-way valve in the shell, which closes the liquid outlet when liquid is introduced, so that the vacuum pump body of the liquid introducing vacuum pump generates vacuum; when the machine is stopped, the liquid in the liquid outlet can be prevented from flowing backwards.

3. The utility model discloses an oil cup is the transparence, and has seted up the viewing aperture on the casing, is convenient for observe the interior liquid level condition of oil cup to can in time supply machine oil when the liquid level is lower.

4. The utility model discloses be equipped with radiator fan in the casing, seted up the louvre on the casing, prevent that motor etc. from breaking down because of overheated.

5. The utility model discloses set up the walking wheel bottom the casing, be convenient for remove.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

FIG. 1 is a front view of a foam transportation device according to an embodiment of the present invention;

FIG. 2 is a right side view of the foam transportation device in an embodiment of the present invention;

fig. 3 is a left side view of the foam transportation device in the embodiment of the present invention;

FIG. 4 is a rear view of a foam transportation device according to an embodiment of the present invention;

FIG. 5 is a top view of an embodiment of the foam transportation device of the present invention;

fig. 6 is a schematic view of the internal structure of the foam transportation device according to the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings of the specification, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

At present, foam pumps on the market are basically gear pumps or diaphragm pumps, the gear pumps convey foam liquid through gear rotation, the foam liquid is stirred by adding foams when rotating through gears, and a large amount of gas is generated after the foams are generated easily and pass through the gear pumps; the diaphragm pump is in a gas compression and transmission mode, and foam liquid is easy to generate and generate a large amount of gas after passing through the diaphragm pump. Therefore, the prior infusion pump has the problems of excessive foam, slow filling, unsatisfactory filling and the like in the foam infusion process.

In order to solve the above problems, the present embodiment provides a foam transportation device, as shown in fig. 1 to 5, including a housing 1, as shown in fig. 6, wherein: the liquid guiding vacuum pump 2, the vacuum pump handle 3, the electric driving part and the one-way valve 5.

Specifically, the liquid-guiding vacuum pump 2 is a scraper vacuum pump, the suction force is 9m, and the rated flow is 33m²H, rated lift 11 m.

The check valve 5 is provided with a liquid inlet 501 and a liquid outlet 502, the liquid inlet 501 and the liquid outlet 502 both extend out of the housing 1, specifically, the liquid inlet 501 extends out of the right side wall of the housing 1, the liquid outlet 502 extends out of the rear side wall of the housing 1, the end of the liquid inlet 501 extending out of the housing 1 is used for communicating with a water suction pipe, and the liquid inlet 501 is communicated with the liquid guiding vacuum pump 2 for vacuum pumping.

In this embodiment, as shown in fig. 1 and 2, the check valve 5 is further communicated with a liquid outlet 503, the liquid outlet 503 extends out of the housing 1, a valve is disposed on the liquid outlet 503, the remaining liquid can be discharged after the operation is finished, specifically, the remaining liquid extends out of the right side wall of the housing 1, and the liquid outlet 503 is located below the liquid inlet 501.

In this embodiment, as shown in fig. 6, an oil cup 201 is further disposed above the liquid guiding vacuum pump 2, and engine oil is contained in the oil cup 201, as shown in fig. 3 and 5, an oil filling port 202 is disposed at the top of the oil cup 201, the oil filling port 202 extends out of the top of the housing 1, so that oil can be filled conveniently, and the oil cup 201 is communicated with the liquid guiding vacuum pump 2 through a pipeline for lubricating the liquid guiding vacuum pump 2.

In order to observe the oil content in the oil cup 201 conveniently, the oil cup 201 is transparent in the embodiment, as shown in fig. 3, an observation port 101 is formed in a position, corresponding to the position of the oil cup 201, on the left side wall of the casing 1, a liquid level in the oil cup 201 is observed through the observation port 101, and when the oil level in the oil cup 201 is low (less than half), oil should be injected from the oil injection port 202 in time.

In this embodiment, the electric driving element is used to drive the priming vacuum pump 2 to rotate, and as shown in fig. 6, specifically includes: motor 4, main pulley 401, vacuum pump tensioner 402 and belt 403.

The motor 4 is electrically connected with a motor control box 404, and the main belt pulley 401 is connected to an output shaft of the motor 4; the vacuum pump tension pulley 402 is connected to the liquid-leading vacuum pump 2, the belt 403 is wound on the main belt pulley 401 and the vacuum pump tension pulley 402, the motor 4 works to drive the main belt pulley 401 to rotate, and the liquid-leading vacuum pump 2 is driven to rotate through the transmission of the belt 403.

In this embodiment, the power of the motor 4 is set as follows: single-phase 2.2kw, in order to protect motor 4, motor 4 in this embodiment installs overheat protection, and overheat protection is prior art.

In this embodiment, the vacuum pump handle 3 is used for controlling connection between the liquid-guiding vacuum pump 2 and the electric driving member, and specifically, connection between the vacuum pump tension pulley 402 and the belt 403, specifically, the vacuum pump handle 3 is rotatably disposed and connected to the belt 403, and the other end of the vacuum pump handle 3 extends out of the housing 1, as shown in fig. 1, a through groove 102 is vertically formed in the front surface of the housing 1, so that when the vacuum pump handle 3 rotates, the vacuum pump handle can move along the through groove 102.

Further, in the embodiment, when the vacuum pump handle 3 is located at the top of the through groove 102, the belt 403 is loosened from the vacuum pump tension pulley 402, and at this time, the motor 4 rotates after being powered on, and the liquid guiding vacuum pump 2 is not driven to work; when the vacuum pump handle 3 is pulled to rotate to the bottom of the through groove 102, the belt 403 and the vacuum pump tension pulley 402 are tensioned, the motor 4 rotates after being electrified, the vacuum pump tension pulley 402 is driven to rotate through the transmission of the belt 403, and the liquid-guiding vacuum pump 2 is driven to work, but the vacuum pump handle is not limited to this. It should be noted that the vacuum pump handle 3 is an existing product, and therefore, the specific structure and control principle of the vacuum pump handle are not described in the present embodiment.

In this embodiment, as shown in fig. 1 and 5, a start key 103 and a close key 104 are arranged on a front side wall of the housing 1, the start key 103 and the close key 104 are both electrically connected to the motor control box 404, and when the start key 103 is pressed, the motor control box 404 controls the motor 4 to start rotating; when the off button 104 is pressed, the motor control box 404 controls the motor 4 to stop rotating.

For the convenience of observation of a user, as shown in fig. 1, in this embodiment, a vacuum pressure gauge 105 and a liquid outlet pressure gauge 106 are embedded on the front side wall of the housing 1, the vacuum pressure gauge 105 is communicated with the liquid guiding vacuum pump 2, and the liquid outlet pressure gauge 106 is communicated with the liquid outlet 502.

In this embodiment, a heat dissipation fan is further disposed in the housing 1, and as shown in fig. 4, a heat dissipation port 107 is disposed on a position of the rear side wall of the housing 1 corresponding to the position of the heat dissipation fan; in order to facilitate the movement of the transmission and rotation device, as shown in fig. 1 to 4, the embodiment is further provided with a traveling wheel 108 at the bottom of the housing 1; for the convenience of carrying the transportation device, as shown in fig. 1 to 5, the top of the housing 1 is further provided with two groups of grippers 109, and the grippers 109 are provided.

The operation flow of the foam transportation and transfer device of the embodiment is as follows:

(1) firstly, a liquid inlet 501 is communicated with a water suction pipe, the interface is sealed, and the other end of the water suction pipe is inserted into a foam barrel; observing the engine oil level in the engine oil cup 203 through the observation port 101, and strictly forbidding the engine oil to start the liquid-guiding vacuum pump 2; finally, the power supply is switched on.

(2) The vacuum pump handle 3 is pulled down, the liquid-leading vacuum pump 2 is started, then the start button 103 is pressed, the motor 4 rotates to drive the main belt pulley 401 to rotate, and the liquid-leading vacuum pump 2 starts to operate and rotate through the transmission of the belt 403 and the vacuum pump tension pulley 402.

(3) After the transfer is completed, the valve on the drain 503 is opened to discharge the remaining liquid.

It should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A foam transfer device, includes the casing, its characterized in that is equipped with in the casing:

a liquid-guiding vacuum pump;

the one-way valve is provided with a liquid inlet and a liquid outlet, the liquid inlet and the liquid outlet both extend out of the shell, and the liquid inlet is communicated with the liquid guiding vacuum pump to vacuumize;

the electric driving piece is used for driving the liquid-guiding vacuum pump to rotate so as to convey and rotate foam;

and the vacuum pump handle is rotatably arranged and used for controlling the connection of the liquid-guiding vacuum pump and the electric driving piece, and the vacuum pump handle extends out of the shell.

2. The foam transport device of claim 1, wherein the housing surface defines a channel along a rotational direction of the vacuum pump handle for movement of the vacuum pump handle during rotation.

3. The foam transfer device of claim 1, further comprising an oil cup disposed within the housing, the oil cup being in communication with the fluid-introducing vacuum pump, an oil fill port of the oil cup extending out of the housing.

4. The foam transport device according to claim 3, wherein the oil cup is transparent, and a viewing port is formed in the housing at a position corresponding to the oil cup for viewing a liquid level in the oil cup.

5. The foam transport device of claim 1, wherein the electrical drive comprises:

the motor is electrically connected with the motor control box;

the main belt pulley is connected to an output shaft of the motor;

the vacuum pump tension wheel is connected to the liquid-guiding vacuum pump;

the belt is wound on the main belt pulley and the vacuum pump tensioning pulley and is connected with the vacuum pump handle to control the tensioning and loosening of the belt.

6. The foam transportation device of claim 5, wherein the housing is provided with an activation button and a deactivation button, both of which are electrically connected to the motor control box;

the shell is also embedded with a vacuum pressure gauge and a liquid outlet pressure gauge, the vacuum pressure gauge is communicated with the liquid introducing vacuum pump, and the liquid outlet pressure gauge is communicated with the liquid outlet.

7. The foam transport device of claim 1, wherein the one-way valve is further in communication with a drain port, the drain port extending out of the housing.

8. The foam transfer device of claim 1, wherein the priming vacuum pump is a wiper vacuum pump.

9. The foam rotary device according to claim 1, wherein a heat dissipation fan is further disposed in the housing, and a heat dissipation opening is formed in the housing at a position corresponding to the heat dissipation fan.

10. The foam transportation device of claim 1, wherein the bottom of the housing is further provided with road wheels.