CN213555988U

CN213555988U - Inside bad gas extraction device that uses of overhauing of municipal administration pipeline

Info

Publication number: CN213555988U
Application number: CN202021978040.0U
Authority: CN
Inventors: 黄桂顺; 郑剑煜; 江佳铃; 张久锐; 刘界林
Original assignee: Guangdong Huangchen Construction Co ltd
Current assignee: Guangdong Huangchen Construction Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-06-29
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a municipal administration pipeline is inside overhauls and uses foul gas extraction device, including box and the portable handle of bleeding, there is portable handle at box top middle part of bleeding through the screw connection, rubber gloves have been cup jointed on the portable handle, the push rod support has all been welded to box below middle part both sides of bleeding, the box below of bleeding in push rod supports both sides and all is provided with the supporting leg, the supporting leg with the box of bleeding is articulated, there is the support bottom through the screw connection, roll connection has supporting roller on the support. Through set up the regulation push rod between push rod support and supporting leg, can promote the supporting leg and rotate, adjust the angle of supporting leg, and then adjust the distance of supporting roller, can make its municipal pipeline that is applicable to different diameters, supporting roller can make things convenient for the removal of this device, is convenient for remove the operation of bleeding, improves the efficiency of bleeding.

Description

Inside bad gas extraction device that uses of overhauing of municipal administration pipeline

Technical Field

The utility model belongs to the technical field of the municipal administration pipeline overhauls, specifically speaking relates to a municipal administration pipeline is inside overhauld and is used foul gas extraction device.

Background

Along with the development in city, the debris on road surface are more and more, and when rainy day rainfall was too big, debris can get into the sewer along with the rainwater, cause the jam. At this moment, workers are required to enter a sewer to dredge the sewer, and when the inside of the municipal pipeline is overhauled, a dirty air pumping device is required to be used.

But current municipal administration pipeline is dirty gas extraction device for internal overhaul when using, mostly places in municipal administration pipeline internal use, removes inconveniently, and the efficiency of bleeding is lower, simultaneously, at the in-process of bleeding, when dirty gas pollutes comparatively seriously, real-time adjustment, it is extremely impractical to bleed the speed.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming prior art's is not enough, provides a dirty gas extraction device for municipal administration pipeline overhaul, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic design is:

the utility model provides a municipal administration pipeline is inside overhauls and uses foul gas extraction device, includes box and portable handle of bleeding, there is through the screw connection at box top middle part of bleeding portable handle, the rubber gloves have been cup jointed on the portable handle, the push rod support has all been welded to box below middle part both sides of bleeding, the box below of bleeding lie in the push rod supports both sides and all is provided with the supporting leg, the supporting leg with the box of bleeding is articulated, there is the support through the screw connection in the supporting leg bottom, roll connection has supporting roller on the support, the push rod support with be provided with adjusting push rod between the supporting leg, adjusting push rod with the supporting leg and the push rod supports all articulated.

The air-purifying device is characterized in that an air inlet filter screen is connected to one side wall of the air exhaust box body through screws, an air purifying box body is arranged inside the air exhaust box body and located on one side of the air inlet filter screen, and the air purifying box body is connected with the air exhaust box body through screws.

Air purification box is including setting up air inlet window, the setting through the screw connection on the air purification box lateral wall is in the first filtering layer, the setting of air inlet window one side are in the high-efficient HEPA filter layer and the setting of first filtering layer one side are in the active carbon filter layer of high-efficient HEPA filter layer one side, the active carbon filter layer high-efficient HEPA filter layer and first filtering layer with the air purification box all is through draw-in groove sealing connection.

The top has the aspiration pump through the screw connection in the air exhaust box, the aspiration pump with there is main conveyer pipe through threaded connection between the air purification box, the aspiration pump opposite side has the blast pipe through threaded connection, there is discharge valve through threaded connection on the blast pipe, the blast pipe pierces through the air exhaust box sets up.

The air purification bottom of the case body is connected with an air supply cover through screws, a side wall of the air supply cover is connected with a shutter through a clamping groove, the air supply cover is fixedly connected with a parallel flow pipe through threads between the main conveying pipes, and the parallel flow pipe is connected with a parallel flow valve through threads.

And a circulating pipe is connected to one side, close to the exhaust valve, of the exhaust pipe and positioned below the merging valve on the parallel flow pipe through threads, and a circulating valve is connected to the circulating pipe through threads.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

1. Through set up the regulation push rod between push rod support and supporting leg, can promote the supporting leg and rotate, adjust the angle of supporting leg, and then adjust the distance of supporting roller, can make its municipal pipeline that is applicable to different diameters, supporting roller can make things convenient for the removal of this device, is convenient for remove the operation of bleeding, improves the efficiency of bleeding.

2. Can open and flow valve and discharge valve when dirty gas pollutes more seriously, close the circulating valve, under the effect of air-bleed pump, bleed simultaneously through the filter screen that admits air and the cover of supplying air with the dirty gas of municipal administration pipeline inside, can improve the efficiency of bleeding greatly.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side sectional view of the middle pumping box of the present invention;

FIG. 3 is a structural diagram of the air delivery cover of the present invention;

fig. 4 is a main sectional view of the air purifying box of the present invention.

In the figure: 1-an air extraction box body; 2-a portable handle; 3-rubber gloves; 4-air inlet filter screen; 5-supporting legs; 6-support; 7-supporting rollers; 8-push rod support; 9-adjusting the push rod; 10-air purification box body; 1001-primary filtering layer; 1002-a high efficiency HEPA filter layer; 1003-activated carbon filtration layer; 1004-air inlet window; 11-a main delivery pipe; 12-an air pump; 13-an exhaust pipe; 14-a circulation pipe; 15-a concurrent pipe; 16-a gas delivery hood; 17-a shutter; 18-a merging valve; 19-a gas outlet valve; 20-circulating valve.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

Example one

As shown in figure 1, a municipal administration pipeline is inside to overhaul and is used foul gas extraction device, including box 1 and portable handle 2 of bleeding, there is portable handle 2 at 1 top middle part of box of bleeding through the screw connection, rubber gloves 3 has been cup jointed on

portable handle

2, 1 below middle part both sides of box of bleeding all weld the push rod and

support

8, 1 below of box of bleeding is located the push rod and supports 8 both sides and all is provided with supporting leg 5, supporting leg 5 is articulated with box 1 of bleeding, there is support 6 supporting leg 5 bottom through the screw connection, roll connection has supporting roller 7 on the support 6, be provided with adjusting push rod 9 between push rod support 8 and the supporting leg 5, adjusting push rod 9 is all articulated with supporting leg 5 and push rod support 8.

In this example, can mention this device through portable handle 2, conveniently carry, support 8 and supporting leg 5 through setting up regulation push rod 9 at the push rod, can promote supporting leg 5 and rotate, adjust the angle of supporting leg 5, and then adjust the distance of supporting roller 7, can make it be applicable to the municipal pipeline of different diameters, and supporting roller 7 can make things convenient for the removal of this device, is convenient for remove the operation of bleeding, improves the efficiency of bleeding.

As shown in fig. 2 and 4, an air inlet filter screen 4 is connected to one side wall of the air extraction box 1 through screws, an air purification box 10 is arranged inside the air extraction box 1 and located on one side of the air inlet filter screen 4, the air purification box 10 is connected with the air extraction box 1 through screws, and the air purification box 10 is used for purifying and filtering extracted dirty air.

As shown in fig. 4, the air purifying box 10 includes an air inlet window 1004 disposed on one side wall of the air purifying box 10 and connected by screws, a prefilter 1001 disposed on one side of the air inlet window 1004, a high efficiency HEPA filter layer 1002 disposed on one side of the prefilter 1001, and an activated carbon filter layer 1003 disposed on one side of the high efficiency HEPA filter layer 1002, wherein the activated carbon filter layer 1003, the high efficiency HEPA filter layer 1002, and the prefilter 1001 are all connected with the air purifying box 10 by a clamping groove in a sealing manner, and the activated carbon filter layer 1003, the high efficiency HEPA filter layer 1002, and the prefilter 1001 can perform a multi-stage purifying and filtering operation on the polluted air.

As shown in fig. 2, the top of the inside of the air pumping box 1 is connected with an air pump 12 through a screw, a main conveying pipe 11 is connected between the air pump 12 and the air purifying box 10 through a screw, the other side of the air pump 12 is connected with an exhaust pipe 13 through a screw, the exhaust pipe 13 is connected with an exhaust valve 19 through a screw, the exhaust pipe 13 penetrates through the air pumping box 1, and the air pump 12 provides power for pumping off the foul gas.

As shown in fig. 2 and 3, the bottom of the air purifying box 10 is connected with an air feeding cover 16 through screws, one side wall of the air feeding cover 16 is connected with a louver 17 through a clamping groove, a parallel flow pipe 15 is fixedly connected between the air feeding cover 16 and the main conveying pipe 11 through threads, and a parallel flow valve 18 is connected on the parallel flow pipe 15 through threads, so that the angle of air outlet can be adjusted through the louver 17, and the angle of air outlet of purified air can be adjusted conveniently.

As shown in fig. 2, a circulation pipe 14 is screwed to the exhaust pipe 13 on a side thereof close to the exhaust valve 19 below the merging valve 18 on the merging pipe 15, and a circulation valve 20 is screwed to the circulation pipe 14.

In this example, when the dirty gas pollution is light, the exhaust valve 19 is closed, the merging valve 18 and the circulating valve 20 are opened, so that the dirty gas in the municipal pipeline is filtered by the air purification box 10 under the action of the air pump 12 and then is discharged from the inside of the air feeding cover 16, the dirty gas in the municipal pipeline is circularly purified and filtered, when the dirty gas pollution is serious, the merging valve 18 and the exhaust valve 19 are opened, the circulating valve 20 is closed, and under the action of the air pump 12, the dirty gas in the municipal pipeline is simultaneously extracted through the air inlet filter screen 4 and the air feeding cover 16, so that the air extraction efficiency can be greatly improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. A dirty air pumping device for municipal pipeline internal maintenance comprises a pumping box body (1) and a portable handle (2), it is characterized in that the middle part of the top end of the air extraction box body (1) is connected with the portable handle (2) through a screw, the portable handle (2) is sleeved with a rubber glove (3), push rod supports (8) are welded on the two sides of the middle part below the air exhaust box body (1), supporting legs (5) are arranged below the air extraction box body (1) and on two sides of the push rod support (8), the supporting legs (5) are hinged with the air extraction box body (1), the bottom ends of the supporting legs (5) are connected with a support (6) through screws, a support roller (7) is connected on the support (6) in a rolling way, an adjusting push rod (9) is arranged between the push rod support (8) and the support leg (5), the adjusting push rod (9) is hinged with the supporting leg (5) and the push rod support (8).

2. The dirty air extraction device for the municipal pipeline internal overhaul according to claim 1, wherein an air inlet filter screen (4) is connected to one side wall of the air extraction box body (1) through screws, an air purification box body (10) is arranged inside the air extraction box body (1) and located on one side of the air inlet filter screen (4), and the air purification box body (10) is connected with the air extraction box body (1) through screws.

3. The dirty air extraction device for municipal pipeline internal overhaul according to claim 2, wherein the air purification box (10) comprises an air inlet window (1004) provided on one side wall of the air purification box (10) and connected by a screw, a prefilter layer (1001) provided on one side of the air inlet window (1004), a high-efficiency HEPA filter layer (1002) provided on one side of the prefilter layer (1001), and an activated carbon filter layer (1003) provided on one side of the high-efficiency HEPA filter layer (1002), and the activated carbon filter layer (1003), the high-efficiency HEPA filter layer (1002), the prefilter layer (1001) and the air purification box (10) are all connected by a clamping groove in a sealing manner.

4. The dirty air extraction device for municipal pipeline internal overhaul according to claim 3, wherein an air extraction pump (12) is connected to the inner top of the air extraction box body (1) through a screw, a main conveying pipe (11) is connected between the air extraction pump (12) and the air purification box body (10) through a screw, an exhaust pipe (13) is connected to the other side of the air extraction pump (12) through a screw, an exhaust valve (19) is connected to the exhaust pipe (13) through a screw, and the exhaust pipe (13) penetrates through the air extraction box body (1) to be arranged.

5. The dirty air extraction device for municipal pipeline internal maintenance according to claim 4, wherein the bottom of the air purification box (10) is connected with an air delivery cover (16) through screws, one side wall of the air delivery cover (16) is connected with a shutter (17) through a clamping groove, a merging pipe (15) is fixedly connected between the air delivery cover (16) and the main delivery pipe (11) through threads, and the merging pipe (15) is connected with a merging valve (18) through threads.

6. The dirty air extraction device for the internal overhaul of the municipal pipeline according to claim 5, wherein a circulation pipe (14) is connected to the flow merging pipe (15) below the flow merging valve (18) and on the exhaust pipe (13) close to the exhaust valve (19) through threads, and a circulation valve (20) is connected to the circulation pipe (14) through threads.