CN219440940U

CN219440940U - Airtight collection cover

Info

Publication number: CN219440940U
Application number: CN202320450200.1U
Authority: CN
Inventors: 吴传荣; 林远华; 谢敏尧
Original assignee: Wengfu Zijin Chemical Industry Co Ltd
Current assignee: Wengfu Zijin Chemical Industry Co Ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-01
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to the technical field of wet purification phosphoric acid production, in particular to a closed collecting cover. The technical proposal comprises: base, belt filter body, collection cover body and casing, the belt filter body is installed to the top face of base, and the mounting bracket is installed to the top face of belt filter body, one end embedding that deviates from the collection cover body of outlet duct is fixed in the casing, and installs the fan in the outlet duct is one, the rear end face welding of belt filter body has liquid reserve tank and casing, the top face embedding of collection cover body is fixed with outlet duct one, the bottom face welding of collection cover body has the link, and the link passes through the bolt mounting on the mounting bracket, the condenser pipe is welded to the inner wall welding of casing, the water pump is installed to the inner wall bottom face of liquid reserve tank. The utility model can collect the generated smoke when the filter is used, and prevent the direct discharge from influencing the operation environment.

Description

Airtight collection cover

Technical Field

The utility model relates to the technical field of wet purification phosphoric acid production, in particular to a closed collecting cover.

Background

In the production process of wet-process purified phosphoric acid, pretreatment filtration is indispensable, a vacuum belt filter is adopted as a filtering device, and a large amount of steam is generated during the operation of the vacuum belt filter due to higher temperature of materials and filter cloth cleaning water.

However, because the on-site vacuum belt filter is not provided with an exhaust system, on-site steam is diffused, the visibility is low, the observation of on-site operators on the running condition of equipment is influenced, the running failure of the equipment is easily caused, and the production is influenced. And the flue gas contains a large amount of corrosive gas, which can cause injury to equipment and operators.

Disclosure of Invention

The present utility model is directed to a sealed collecting cover, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cover is collected in airtight, includes base, belt filter body, collects cover body and casing, the belt filter body is installed to the top face of base, and the mounting bracket is installed to the top face of belt filter body, the rear end face welding of belt filter body has liquid reserve tank and casing, the top face embedding of collecting the cover body is fixed with outlet duct one, the inner wall welding of casing has the condenser pipe, the water pump is installed to the inner wall bottom face of liquid reserve tank, and the water pump passes through feed liquor pipe and condenser pipe liquid intercommunication.

Preferably, one end of the air outlet pipe I, which is far away from the collecting cover body, is embedded and fixed in the shell, and a fan is arranged in the air outlet pipe I. A fan is arranged in the first air outlet pipe, so that when a person uses the belt filter body, the person can open the fan to collect steam generated by the belt filter body through the collecting cover body, and the fan extracts the steam to enter the shell through the first air outlet pipe.

Preferably, the bottom end face of the collecting cover body is welded with a connecting frame, and the connecting frame is mounted on the mounting frame through bolts. The connecting frame is welded on the bottom end face of the collecting cover body, so that a person can install the collecting cover body after the connecting frame is installed on the installation frame through bolts, and the collecting cover body is connected with the belt filter body.

Preferably, the bottom end surface of the base is welded with supporting blocks, the four supporting blocks are arranged in total, and the four supporting blocks are distributed in a rectangular array relative to the base. The base can be installed and supported through the supporting blocks.

Preferably, the bottom end face of the shell is fixedly embedded with a first liquid outlet pipe, a valve is arranged on the first liquid outlet pipe through a flange, and a second air outlet pipe is fixedly embedded into the side end face of the shell. The second air outlet pipe is embedded and fixed on the side end face of the shell, so that after steam enters the shell, the steam contacts the condensing pipe and condenses the steam after exchanging heat with the cooling water flowing in the condensing pipe, gas can be discharged through the second air outlet pipe, and the condensed water can be discharged through the first liquid outlet pipe by opening the valve.

Preferably, the return pipe is fixedly embedded in the condensing pipe, and one end of the return pipe, which is away from the condensing pipe, is fixedly embedded in the liquid storage tank. One end of the return pipe, which is away from the condensing pipe, is embedded and fixed in the liquid storage tank, so that the cooling water flowing through the condensing pipe flows back into the liquid storage tank after exchanging heat with steam.

Preferably, the top end face of the liquid storage tank is fixedly embedded with a liquid injection pipe, the bottom end face of the liquid storage tank is fixedly embedded with a liquid outlet pipe II, and a valve is arranged on the liquid outlet pipe II through a flange plate. The liquid injection pipe is fixedly embedded into the top end surface of the liquid storage tank, so that a person can inject cooling water required by condensation into the liquid storage tank, the person can open the water pump to pump the cooling water to supply the cooling water into the condensation pipe after injection, and the valve can be opened to discharge and replace the cooling water through the liquid outlet pipe II after the water is recycled for a long time.

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

1. according to the utility model, the collecting cover body is arranged, when personnel use the belt filter body during production of wet purified phosphoric acid, the connecting frame is welded on the bottom end surface of the collecting cover body, so that the personnel can install the collecting cover body after the connecting frame is installed on the installation frame through bolts, and then the collecting cover body is connected with the belt filter body, and the fan is installed in the first air outlet pipe after the connecting frame, so that the personnel can open the fan to collect steam generated by the belt filter body through the collecting cover body when the personnel use the belt filter body, the fan extracts the steam and enters the shell through the first air outlet pipe, and the influence of direct discharge of the steam on the operation environment and personnel is prevented.

2. According to the utility model, the shell is arranged, when personnel use the belt filter body during production of wet-process purified phosphoric acid, the liquid injection pipe is embedded and fixed on the top end surface of the liquid storage tank, so that the personnel can inject cooling water required by condensation into the liquid storage tank, after injection, the personnel can open the water pump to pump the cooling water to supply the cooling water into the condensation pipe, and can open the valve to discharge and replace the cooling water through the liquid outlet pipe II after the water is recycled for a long time, and the air outlet pipe II is embedded and fixed on the side end surface of the shell during water supply, so that after steam enters the shell, the steam contacts the condensation pipe and condenses the steam after exchanging heat with the cooling water flowing in the condensation pipe, so that the gas can be discharged through the air outlet pipe II, and the condensed water can be opened to discharge through the liquid outlet pipe I, thereby treating the steam and preventing direct discharge from influencing.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic diagram of the rear-view internal structure of the present utility model;

fig. 3 is a schematic view of the rear view appearance structure of the present utility model.

In the figure: 1. a support block; 2. a base; 3. a belt filter body; 4. a mounting frame; 5. a bolt; 6. the first air outlet pipe is arranged; 7. a blower; 8. a collection cover body; 9. a connecting frame; 10. the air outlet pipe II; 11. a liquid outlet pipe I; 12. a condensing tube; 13. a liquid inlet pipe; 14. a water pump; 15. a liquid outlet pipe II; 16. a liquid storage tank; 17. a liquid injection pipe; 18. a return pipe; 19. a housing.

Detailed Description

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.

Example 1

As shown in fig. 1-3, the closed collecting cover provided by the utility model comprises a base 2, a belt filter body 3, a collecting cover body 8 and a shell 19, wherein the belt filter body 3 is installed on the top end surface of the base 2, a mounting frame 4 is installed on the top end surface of the belt filter body 3, a liquid storage tank 16 and the shell 19 are welded on the rear end surface of the belt filter body 3, an air outlet pipe 6 is fixedly embedded on the top end surface of the collecting cover body 8, and a condensing pipe 12 is welded on the inner wall of the shell 19.

And as is well known to those skilled in the art, the belt filter body 3 is provided in a common manner, which is not described herein in detail, and any choice can be made by those skilled in the art according to the need or convenience thereof.

One end of the first air outlet pipe 6 deviating from the collecting cover body 8 is embedded and fixed in the shell 19, the fan 7 is installed in the first air outlet pipe 6, and the fan 7 is installed in the first air outlet pipe 6, so that when a person uses the belt filter body 3, the person can open the fan 7 to collect steam generated by the belt filter body 3 through the collecting cover body 8, and the fan 7 extracts steam to enter the shell 19 through the first air outlet pipe 6.

The bottom end face welding of collecting cover body 8 has link 9, and link 9 passes through bolt 5 to be installed on mounting bracket 4, has link 9 through the bottom end face welding of collecting cover body 8, makes personnel install after the link 9 passes through bolt 5 and installs on mounting bracket 4 to collect cover body 8 to be connected with belt filter body 3.

The bottom end face of the base 2 is welded with supporting blocks 1, the supporting blocks 1 are provided with four, the four supporting blocks 1 are distributed in rectangular arrays relative to the base 2, and the base 2 can be installed and supported through the supporting blocks 1.

A water pump 14 is installed on the bottom end surface of the inner wall of the liquid storage tank 16, and the water pump 14 is in liquid communication with the condensation pipe 12 through a liquid inlet pipe 13.

Based on example 1: personnel use belt filter body 3 when purifying phosphoric acid production to the wet process, have link 9 through collecting the bottom face welding of cover body 8, make personnel can install the link 9 through bolt 5 after on mounting bracket 4 and collect cover body 8 to be connected with belt filter body 3, install fan 7 in connecting after through outlet duct one 6, make personnel when using belt filter body 3, personnel can open fan 7 and collect the steam that the cover body 8 produced belt filter body 3 through collecting, make fan 7 extraction steam get into in the casing 19 through outlet duct one 6, prevent that steam direct emission from causing the influence to operational environment and personnel.

Example two

As shown in fig. 1-3, the present utility model provides a sealed collecting cover, which further includes: base 2, belt filter body 3, collect cover body 8 and casing 19, belt filter body 3 is installed to the top face of base 2, and mounting bracket 4 is installed to the top face of belt filter body 3, and the rear end face welding of belt filter body 3 has liquid reserve tank 16 and casing 19, and the top face embedding of collecting cover body 8 is fixed with outlet duct one 6, and the inner wall welding of casing 19 has condenser pipe 12.

The bottom end face embedding of casing 19 is fixed with drain pipe one 11, installs the valve through the ring flange on the drain pipe one 11, and the side end face embedding of casing 19 is fixed with outlet duct two 10, is fixed with outlet duct two 10 through the side end face embedding of casing 19, makes steam get into in the casing 19 after, and steam contact condenser pipe 12 and carries out the heat transfer with the cooling water body that flows in the condenser pipe 12 and then condenses steam, makes gaseous accessible outlet duct two 10 discharge, and the valve is opened to the water body after the condensation discharges through drain pipe one 11.

The return pipe 18 is fixedly embedded in the condenser pipe 12, one end, away from the condenser pipe 12, of the return pipe 18 is fixedly embedded in the liquid storage tank 16, and one end, away from the condenser pipe 12, of the return pipe 18 is fixedly embedded in the liquid storage tank 16, so that cooling water flowing through the condenser pipe 12 flows back into the liquid storage tank 16 after heat exchange with steam.

The top end face embedding of liquid reserve tank 16 is fixed with annotates liquid pipe 17, and the bottom end face embedding of liquid reserve tank 16 is fixed with drain pipe two 15, and installs the valve through the ring flange on the drain pipe two 15, is fixed with annotate liquid pipe 17 through the top end face embedding of liquid reserve tank 16, makes personnel can pour into the cooling water that the condensation needs into liquid reserve tank 16, and personnel can open water pump 14 after the injection and extract the cooling water and supply into condenser pipe 12 to the valve is discharged through drain pipe two 15 after the water is used for a long time circulation, can open the valve and change.

Based on example 2: when personnel use belt filter body 3 when purifying phosphoric acid production to the wet process, be fixed with annotate liquid pipe 17 through the top face embedding of liquid reserve tank 16, make personnel can pour into the cooling water body that the condensation needs into in the liquid reserve tank 16, personnel can open water pump 14 after the injection and draw the cooling water body and supply into condenser pipe 12, and can open the valve and discharge the change through drain pipe two 15 after the water is circulated the use for a long time, and be fixed with outlet duct two 10 through the side face embedding of casing 19 when supplying water, make steam get into in the casing 19 after, steam contacts condenser pipe 12 and condenses steam after carrying out heat transfer with the cooling water body that flows in the condenser pipe 12, make gaseous accessible outlet duct two 10 discharge, the valve is opened to the water body after the condensation discharges through drain pipe one 11, thereby can handle steam, prevent that direct emission from causing the influence.

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. The utility model provides a cover is collected in airtight, includes base (2), belt filter body (3), collects cover body (8) and casing (19), its characterized in that: the utility model discloses a belt filter, including base (2), mounting bracket (4), collecting cover body (8), water pump (14) are installed on the top face of base (2), and mounting bracket (4) are installed on the top face of belt filter body (3), the rear end face welding of belt filter body (3) has liquid reserve tank (16) and casing (19), the top face embedding of collecting cover body (8) is fixed with outlet duct one (6), the inner wall welding of casing (19) has condenser pipe (12), water pump (14) are installed to the inner wall bottom face of liquid reserve tank (16), and water pump (14) are through feed liquor pipe (13) and condenser pipe (12) liquid intercommunication.

2. A closed collection hood according to claim 1, wherein: one end of the first air outlet pipe (6) deviating from the collecting cover body (8) is embedded and fixed in the shell (19), and a fan (7) is arranged in the first air outlet pipe (6).

3. A closed collection hood according to claim 1, wherein: the bottom end face of the collecting cover body (8) is welded with a connecting frame (9), and the connecting frame (9) is installed on the installation frame (4) through bolts (5).

4. A closed collection hood according to claim 1, wherein: the bottom end face of the base (2) is welded with supporting blocks (1), the four supporting blocks (1) are arranged in total, and the four supporting blocks (1) are distributed in a rectangular array relative to the base (2).

5. A closed collection hood according to claim 1, wherein: the bottom end face of the shell (19) is fixedly embedded with a first liquid outlet pipe (11), a valve is arranged on the first liquid outlet pipe (11) through a flange, and a second air outlet pipe (10) is fixedly embedded into the side end face of the shell (19).

6. A closed collection hood according to claim 1, wherein: the return pipe (18) is fixedly embedded in the condensing pipe (12), and one end, away from the condensing pipe (12), of the return pipe (18) is fixedly embedded in the liquid storage tank (16).

7. A closed collection hood according to claim 1, wherein: the top end face of the liquid storage tank (16) is fixedly embedded with a liquid injection pipe (17), the bottom end face of the liquid storage tank (16) is fixedly embedded with a liquid outlet pipe II (15), and a valve is arranged on the liquid outlet pipe II (15) through a flange plate.