CN215100672U

CN215100672U - Novel steady pressure pneumatic conveying powder filling device

Info

Publication number: CN215100672U
Application number: CN202121316622.7U
Authority: CN
Inventors: 王伯仲
Original assignee: Beijing Apt Technology Development Co ltd
Current assignee: Beijing Apt Technology Development Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-10
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a novel pressure-stabilizing pneumatic powder conveying and filling device, which comprises a powder adding main body, wherein the powder adding main body comprises a box body and a powder adding scale upper cover; the upper cover of the powder adding scale is movably connected with the sealing cabin cover, the top of the upper cover of the powder adding scale is connected with a three-way piece, and the side port of the three-way piece is connected with an electromagnetic air supply device; a weighing base, a powder bin and a pulse pneumatic back-blowing device are arranged in the box body; the bottom layer of the weighing base is placed at the bottom of the box body through four fixing feet, the middle layer is provided with a weighing sensor, and the top layer is fixedly connected with the bottom of the powder bin through four supporting frames; the top of the powder bin is welded with the upper cover of the powder adding scale and is sealed by the bottom of the sealing cabin cover; the pulse pneumatic back-blowing device is arranged inside the weighing base support frame, and the pulse pneumatic back-blowing device is connected with the bottom of the box body through a bottom support frame and leaves a gap with the top layer of the weighing base. The utility model discloses realize going on evenly of powder filling, the mist along with the negative pressure entering dust remover in, inertization need handle inflammable and explosive dust.

Description

Novel steady pressure pneumatic conveying powder filling device

Technical Field

The utility model relates to an industrial dust collecting equipment field, in particular to novel steady voltage pneumatic conveying powder filling device.

Background

Pneumatic transport powder filling device on the present market, all be external pressure air supply and directly introduce the powder storehouse through the pulse valve and spray, cause the even of raise dust help powder filling to go on, this kind of structure, the spraying effect can directly receive the influence of air supply pressure feed, can directly lead to the spraying effect poor under the not enough condition of air supply pressure, powder filling is assisted to unable raise dust, for overcoming this problem, we have proposed a novel steady voltage pneumatic transport powder filling device, make the influence that air supply pressure feed is got rid of in powder filling process, the effect is better.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a novel steady pressure pneumatic conveying powder filling device, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel pressure-stabilizing pneumatic conveying powder filling device comprises a powder adding main body (1), wherein the powder adding main body (1) comprises a box body (11) and a powder adding scale upper cover (12); the upper end of the upper cover (12) of the powder adding scale is movably connected with a sealed cabin cover (13), the right end of the top of the upper cover (12) of the powder adding scale is connected with a three-way piece, the bottom port of the three-way piece is communicated with the upper cover (12) of the powder adding scale, the top port is connected with a powder adding pipe, and the side port is connected with an electromagnetic air supply device (16); the four corners of the lower end of the box body (11) are fixedly connected with trundles (14), and the upper part of the right side surface of the box body (11) is fixedly connected with a push handle (15);

a weighing base (17), a powder bin (18) and a pulse pneumatic back-blowing device (19) are arranged in the box body (11); the bottom layer of the weighing base (17) is placed at the bottom of the box body (11) through four fixing feet, the middle layer is provided with a weighing sensor, and the top layer is fixedly connected with the bottom of the powder bin (18) through four supporting frames; the top of the powder bin (18) is welded with an upper cover (12) of the powder adding scale and is sealed by a sealing cabin cover (13); the pulse pneumatic back-blowing device (19) is arranged inside the support frame of the weighing base (17), the pulse pneumatic back-blowing device (19) is connected with the bottom of the box body (11) through a bottom support (191), and a gap is reserved between the pulse pneumatic back-blowing device and the top layer of the weighing base (17).

Preferably, a window is formed in the upper cover (12) of the powder adding scale, a sealing cabin cover (13) is embedded into the window, the left part of the upper end of the sealing cabin cover (13) is movably connected with the upper cover (12) of the powder adding scale through a hinge, and the right part of the sealing cabin cover is fixedly connected with a locking handle, so that the sealing cabin cover (13) can be opened conveniently.

Preferably, the electromagnetic air supplement device (16) is of a three-way structure, the bottom port is communicated with the powder adding scale upper cover (12), the top port is connected with the powder adding pipe, and the side port is connected with the electromagnetic valve.

Preferably, the pulse pneumatic back-blowing device (19) comprises an air bag (191) and a pulse valve (192), the air bag (191) is communicated with the pulse valve (192) through a first pipeline (193), and the pulse valve (192) is inserted into the bottom of the powder bin (18) through a second pipeline (194) and is communicated with the powder bin (18).

Preferably, a pressure switch (23) is further arranged on the right end face of the box body (11); the pressure switch (23) is connected with the air bag (191) and monitors the air pressure in the air bag (191).

Preferably, set up rotary seal gas blowing device (20) in powder storehouse (18), rotary seal gas blowing device (20) are including violently managing (201) and evenly set up a plurality of air ducts (202) in violently managing both ends bottom, and second pipeline (194) are led to violently managing (201) central bottom.

Preferably, a rectangular connector (22) is further arranged on the right end face of the box body (11); the rectangular connector (22) is connected with a power supply.

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

1. the utility model discloses in, through set up the upper cover device on whole device, there is sealed cabin cover the upper end of powder feeding main part through hinge swing joint, sets up the locking handle, is convenient for open, and the powder storehouse realizes super-strong sealed effectively preventing that the superfine powder from leaking outward and spilling over by sealed cabin cover, satisfies the use in the dust-free workshop.

2. Through set up rotary seal gas blowing device and the pneumatic blowback device of pulse on whole device, be equipped with rotary seal gas blowing device in the powder storehouse, external pressure air supply pipe passes through the air current pipe and carries the air current, after steady voltage system steady voltage energy storage, UNICOM to rotary seal gas blowing device, when promoting rotary seal gas blowing device pivoted, blow up the superfine powder in the powder storehouse, the pulse valve intermittent type is blown, control mixed air concentration in certain extent, help the even of powder filling to go on, the mist gets into in the dust remover along with the negative pressure of dust remover, inertization needs the flammable and explosive dust of handling.

Drawings

Fig. 1 is a schematic view of a front partial structure of a novel pressure-stabilizing pneumatic powder conveying and filling device of the present invention;

FIG. 2 is a schematic diagram of a right side partial structure of the novel powder filling device for pressure-stabilizing pneumatic conveying according to the present invention;

fig. 3 is the overall structure schematic diagram of the novel pressure-stabilizing pneumatic powder conveying and filling device of the present invention.

In the figure: 1. adding a powder main body; 11. a box body; 12. adding powder and weighing the upper cover; 13. sealing the hatch cover; 14. a caster wheel; 15. a pushing handle; 16. an electromagnetic air supplement device; 17. a weighing base; 18. a powder bin; 19. a pulse pneumatic back-blowing device; 20. a rotary sealing blowing device; 21. an air filtration relief valve; 22. a rectangular connector; 23. a pressure switch; 191. air bags; 192. a pulse valve; 193. a first conduit; 194. a second conduit; 201. a transverse tube; 202. an air duct.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a novel pressure-stabilizing pneumatic powder conveying filling device comprises a powder adding main body 1, wherein the powder adding main body 1 comprises a box body 11 and a powder adding scale upper cover 12, a window is formed in the powder adding scale upper cover 12, a sealing hatch 13 is embedded into the window, the left part of the upper end of the sealing hatch 13 is movably connected with the powder adding scale upper cover 12 through a hinge, and the right part of the upper end of the sealing hatch 13 is fixedly connected with a locking handle, so that the sealing hatch 13 can be opened conveniently; an electromagnetic air supply device 16 is arranged at the right end of the top of the upper cover 12 of the powder adding scale, the electromagnetic air supply device 16 is of a three-way structure, a bottom port is communicated with the upper cover 12 of the powder adding scale, a top port is connected with a powder adding pipe, and a side port is connected with an electromagnetic valve. The four corners of the lower end of the box body 11 are fixedly connected with trundles 14, the upper part of the right side surface of the box body 11 is fixedly connected with a push handle 15, and the trundles 14 and the push handle 15 can realize free movement of the device; the right end of the top of the upper cover 12 of the powder adding scale is provided with a connecting tee joint piece, the bottom port of the tee joint piece is communicated with the upper cover 12 of the powder adding scale, the top port is connected with a powder adding pipe, and the side port is connected with an electromagnetic air supply device 16.

A weighing base 17, a powder bin 18 and a pulse pneumatic back-blowing device 19 are arranged in the box body 11, the weighing base 17 is of a three-layer structure, the bottom layer of the weighing base 17 is placed at the bottom of the box body 11 through four fixing pins, a weighing sensor is arranged at the middle layer, and the top layer is fixedly connected with the bottom of the powder bin 18 through four supporting frames; the top of the powder bin 18 is welded with the powder adding scale upper cover 12, and the bottom of the sealing cabin cover 13 realizes super-strong sealing, so that the superfine powder is effectively prevented from leaking and overflowing, and the use in a dust-free workshop is met; the pulse pneumatic back-blowing device 19 is arranged in the support frame of the weighing base 17, the pulse pneumatic back-blowing device 19 is connected with the bottom of the box body 11 through a bottom support 191, and a gap is reserved between the bottom support 191 and the top layer of the weighing base 17; it should be noted that, the weighing base 17 of the present application is not connected to the pulse pneumatic back-blowing device 19, but is connected to the powder bin 18 through four support frames, and what is weighed is the weight of the dust in the powder bin 18.

The pulse pneumatic back-blowing device 19 comprises an air bag 191 and a pulse valve 192, the air bag 191 is communicated with the pulse valve 192 through a first pipeline 193, and the pulse valve 192 is inserted into the bottom of the powder bin 18 through a second pipeline 194 and is communicated with the powder bin 18; a rotary sealing blowing device 20 is arranged in the powder bin 18, the rotary sealing blowing device 20 comprises a transverse pipe 201 and a plurality of air guide pipes 202 uniformly arranged at the bottoms of the two ends of the transverse pipe, and the bottom of the center of the transverse pipe 201 is communicated with a second pipeline 194; the rotary sealing blowing device 20 and the pulse pneumatic back blowing device 19 are controlled by a PLC control system to operate.

A groove is formed in the right end face of the box body 11, an air filtering pressure reducing valve 21 and a rectangular connector 22 are arranged in the groove, the rectangular connector 22 is connected with a power supply, the air filtering pressure reducing valve 21 is connected with an external pressure air source and is communicated with an air bag 191, the external pressure air source is communicated with the air bag 191 through the air filtering pressure reducing valve 21 to store air and store energy, and the air bag 191 supplies pressure-stabilizing air flow to the rotary sealing air blowing device 20 through a pulse valve 192. A pressure switch 23 is further arranged in the groove, and the pressure switch 23 monitors the pressure of the air bag 191 in real time and feeds the pressure back to the PLC control system.

It should be noted that the utility model relates to a novel steady pressure pneumatic conveying powder filling device, trundles 14 are fixedly arranged at four corners of the lower end of a powder adding main body, the trundles 14 can realize free movement of the device, a rotary sealing blowing device 19 and a pulse pneumatic back-blowing device 18 are controlled by a PLC control system to operate, the upper end of the powder adding main body 1 is movably connected with a sealing cabin cover 13 through hinges, a locking handle is arranged to facilitate opening, a powder cabin 17 realizes super sealing by the sealing cabin cover 13 to effectively prevent ultra-fine powder from leaking and overflowing, and the use in a dust-free workshop is satisfied; the pressure switch 22, the air filtering pressure reducing valve 20, the air bag 181 and the pulse valve 182 form a pressure stabilizing system, a rotary sealing blowing device 19 is arranged in the powder bin 17, an external pressure air source is communicated to the air bag 181 through the air filtering pressure reducing valve 20 to store air and store energy, the air bag 181 supplies pressure stabilizing air flow to the rotary sealing blowing device 19 through the pulse valve 182, the pressure stabilizing air flow is communicated to the rotary sealing blowing device 19 after being subjected to pressure stabilizing and energy storing through the pressure stabilizing system, the rotary sealing blowing device 19 is pushed to rotate, meanwhile, superfine powder in the powder bin is blown, the pulse valve 182 blows air intermittently, the concentration of mixed air is controlled within a certain range, the mixed air enters the dust remover along with the negative pressure of the dust remover, and flammable and explosive dust to be treated is inerted. In addition, the PLC control system can determine the weight reduction of the device according to the weighing sensor, realize the closed-loop feedback of the powder adding amount and trigger the alarm device when the abnormal powder adding condition occurs; and through installing pressure switch additional, carry out warning feedback when atmospheric pressure is unusual. The electromagnetic valve is automatically opened when the device is stopped and ventilated, so that blockage caused by accumulation of dust falling into the powder adding pipe is prevented.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel pressure-stabilizing pneumatic conveying powder filling device is characterized by comprising a powder adding main body (1), wherein the powder adding main body (1) comprises a box body (11) and a powder adding scale upper cover (12); the upper end of the upper cover (12) of the powder adding scale is movably connected with a sealed cabin cover (13), the right end of the top of the upper cover (12) of the powder adding scale is connected with a three-way piece, the bottom port of the three-way piece is communicated with the upper cover (12) of the powder adding scale, the top port is connected with a powder adding pipe, and the side port is connected with an electromagnetic air supply device (16); the four corners of the lower end of the box body (11) are fixedly connected with trundles (14), and the upper part of the right side surface of the box body (11) is fixedly connected with a push handle (15);

2. The novel pressure-stabilizing pneumatic conveying powder filling device as claimed in claim 1, wherein: a window is formed in the upper cover (12) of the powder adding scale, a sealing cabin cover (13) is embedded into the window, the left part of the upper end of the sealing cabin cover (13) is movably connected with the upper cover (12) of the powder adding scale through a hinge, and a locking handle is fixedly connected to the right part of the upper end of the sealing cabin cover (13) to facilitate opening of the sealing cabin cover (13).

3. The novel pressure-stabilizing pneumatic conveying powder filling device as claimed in claim 1, wherein: the electromagnetic air supplement device (16) is of a three-way structure, the bottom port is communicated with the powder adding scale upper cover (12), the top port is connected with the powder adding pipe, and the side port is connected with the electromagnetic valve.

4. The novel pressure-stabilizing pneumatic conveying powder filling device as claimed in claim 1, wherein: the pulse pneumatic back-blowing device (19) comprises an air bag (191) and a pulse valve (192), the air bag (191) is communicated with the pulse valve (192) through a first pipeline (193), and the pulse valve (192) is inserted into the bottom of the powder bin (18) through a second pipeline (194) and is communicated with the powder bin (18).

5. The novel pressure-stabilizing pneumatic conveying powder filling device as claimed in claim 4, wherein: a pressure switch (23) is also arranged on the right end surface of the box body (11); the pressure switch (23) is connected with the air bag (191) and monitors the air pressure in the air bag (191).

6. The novel pressure-stabilizing pneumatic conveying powder filling device as claimed in claim 4, wherein: a rotary sealing blowing device (20) is arranged in the powder bin (18) and comprises a transverse pipe (201) and a plurality of air guide pipes (202) which are uniformly arranged at the bottoms of the two ends of the transverse pipe, and the bottom of the center of the transverse pipe (201) is communicated with a second pipeline (194).

7. The novel pressure-stabilizing pneumatic conveying powder filling device as claimed in claim 1, wherein: a rectangular connector (22) is also arranged on the right end face of the box body (11); the rectangular connector (22) is connected with a power supply.