CN219663181U

CN219663181U - Exhaust device

Info

Publication number: CN219663181U
Application number: CN202321257504.2U
Authority: CN
Inventors: 祝建武; 胡友明; 林发庚
Original assignee: Hubei Anhewei Environmental Protection Technology Co ltd
Current assignee: Hubei Anhewei Environmental Protection Technology Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-09-12
Anticipated expiration: 2033-05-23

Abstract

The utility model relates to the technical field of smoke dust testers and discloses an exhaust device, which comprises a testing device body, wherein the left side of the testing device body is fixedly connected with a shell, the left side and the right side of the shell are both provided with air vents, the inner side of the shell is fixedly connected with a fan, the inner side of the shell is inserted with movable plates, the inner side of the movable plates is provided with two air outlets which are vertically symmetrically distributed, and the inner side of the air outlet below is fixedly connected with a filter screen. This exhaust apparatus possesses advantages such as being convenient for filter flue gas, has solved the exhaust apparatus and the inlet unit of current flue gas tester and has mostly separately set up, leads to needing to use two fans to carry out the air inlet and exhaust, has increased the cost, and current flue gas tester mostly does not possess filtering capability, discharges the problem that can cause the pollution to the air in the air after the test is accomplished.

Description

Exhaust device

Technical Field

The utility model relates to the technical field of smoke dust testers, in particular to an exhaust device.

Background

The smoke and dust gas tester uses the pitot tube constant speed sampling weight method to trap the particulate matters in the pipeline, uses the fixed potential electrolytic method to qualitatively and quantitatively measure the harmful gas, can be used for the departments of environmental protection, sanitation, labor, security supervision, military, scientific research, education and the like to measure the discharge concentration/total quantity of the smoke and dust of various boilers and kilns and the dust removal and desulfurization efficiency of equipment, the existing smoke and dust tester generally comprises an air inlet device, a testing device body and an air outlet device, the interior of the smoke and dust testing device body is detected by a fan in the air inlet device, and the smoke and the air is discharged by the fan of the air outlet device after the detection is completed.

The exhaust device and the air inlet device of the existing flue gas tester are arranged separately, so that two fans are required to perform air inlet and air exhaust, the cost is increased, the existing flue gas tester is not provided with a filtering function, and air is polluted by air after the test is finished, so that the exhaust device is provided for solving the problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the exhaust device which has the advantages of being convenient for filtering the smoke and the like, and solves the problems that the exhaust device and the air inlet device of the existing smoke tester are arranged separately, so that two fans are required to be used for air inlet and air exhaust, the cost is increased, the existing smoke tester is not provided with a filtering function, and the air is polluted when the air is discharged into the air after the test is finished.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: the utility model provides an exhaust apparatus, includes the testing arrangement body, the left side fixedly connected with shell of testing arrangement body, the air vent has all been seted up to the left and right sides of shell, the inboard fixedly connected with fan of shell, the inboard grafting of shell has the fly leaf, the inside of fly leaf has been seted up two and is upper and lower symmetric distribution air exit, below the inboard fixedly connected with filter screen of air exit.

The beneficial effects of the utility model are as follows: through starting fan convulsions, can be with the inboard of flue gas through two ventilation openings suction testing arrangement bodies, then make its middle part block left side ventilation opening through upwards pulling fly leaf, testing arrangement is in sealed state this moment, improves the precision of test, makes the filter screen be in the inboard of shell through upwards pulling the fly leaf again after the test is accomplished, starts the fan reversal at this moment and can filter exhaust flue gas.

The exhaust device has the advantage of being convenient for filtering the flue gas.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the front side fixedly connected with spring of shell, the front side fixedly connected with arm-tie of spring, the rear side fixedly connected with one end of arm-tie extends to the inboard bolt of shell, the slot that is three and all looks adaptation with the bolt has been seted up to the front side of fly leaf.

The technical scheme has the beneficial effects that the bolt is separated from the inner side of the uppermost slot by pulling the pulling plate, then the movable plate is pulled upwards until the bolt is aligned with the middle slot, at the moment, the pulling plate is loosened, and the spring rebounds due to tension, so that the bolt can be inserted into the inner side of the middle slot.

Further, the left side fixedly connected with water tank of shell, the left side fixedly connected with one end of water tank extends to the inboard exhaust pipe that is linked together with left side air vent of water tank.

The beneficial effect of adopting above-mentioned further scheme is, extracts and discharges the flue gas through the exhaust pipe, and the water tank can cool down the exhaust pipe and handle.

Further, the exhaust pipe is in a spiral arrangement, and a clamp matched with the exhaust pipe is fixedly connected to the left side of the water tank.

The beneficial effect of adopting above-mentioned further scheme is, is the heliciform setting for exhaust pipe and water's area of contact increase, and then improve the effect of cooling.

Further, the left side fixedly connected with drain pipe of water tank, the outside fixedly connected with solenoid valve of drain pipe.

The water draining pipe has the beneficial effect that water can be drained from the water draining pipe by playing a role of the electromagnetic valve.

Further, the left side fixedly connected with bottom plate of testing arrangement body, the top fixedly connected with of bottom plate is two bracing piece, two bracing piece and water tank fixed connection, the inside of bottom plate has seted up the movable groove with fly leaf looks adaptation.

The beneficial effect of adopting above-mentioned further scheme is, the bottom plate improves the supporting rod and supports the water tank, makes it can more stable support.

Drawings

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

FIG. 2 is a side view of a connecting structure of a movable plate and a filter screen of the utility model;

FIG. 3 is a side view of a connection structure of a movable plate and an air outlet of the present utility model;

fig. 4 is an enlarged view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a testing device body; 2. a housing; 3. a vent; 4. a blower; 5. a movable plate; 6. an air outlet; 7. a filter screen; 8. a spring; 9. pulling a plate; 10. a plug pin; 11. a slot; 12. a water tank; 13. an exhaust pipe; 14. a drain pipe; 15. a solenoid valve.

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.

In the embodiment, as shown in fig. 1-4, an exhaust device comprises a testing device body 1, wherein the left side of the testing device body 1 is fixedly connected with a shell 2, the left side and the right side of the shell 2 are both provided with air vents 3, the inner side of the shell 2 is fixedly connected with a fan 4, the inner side of the shell 2 is inserted with a movable plate 5, the inner side of the movable plate 5 is provided with two air outlets 6 which are vertically symmetrically distributed, and the inner side of the lower air outlet 6 is fixedly connected with a filter screen 7;

the front side of the shell 2 is fixedly connected with a spring 8, the front side of the spring 8 is fixedly connected with a pull plate 9, the rear side of the pull plate 9 is fixedly connected with a bolt 10, one end of the bolt 10 extends to the inner side of the shell 2, and the front side of the movable plate 5 is provided with three slots 11 which are matched with the bolts 10;

pulling the pull plate 9 to separate the latch 10 from the inner side of the uppermost slot 11, and then pulling the movable plate 5 upwards until the latch 10 is aligned with the middle slot 11, at this time, loosening the pull plate 9, and rebounding the spring 8 due to tension to enable the latch 10 to be inserted into the inner side of the middle slot 11;

the left side of the shell 2 is fixedly connected with a water tank 12, and the left side of the water tank 12 is fixedly connected with an exhaust pipe 13, one end of which extends to the inner side of the water tank 12 and is communicated with the left air port 3;

the exhaust pipe 13 is used for extracting and discharging the smoke, the water tank 12 can cool the exhaust pipe 13, and the superheated smoke is prevented from entering the inner side of the testing device body 1 to damage equipment;

the exhaust pipe 13 is spirally arranged, and a clamp matched with the exhaust pipe 13 is fixedly connected to the left side of the water tank 12;

the air exhaust pipe 13 is spirally arranged, so that the contact area between the air exhaust pipe 13 and water is increased, the cooling effect is further improved, and the clamp can have the effect of being convenient for fixing the air exhaust pipe 13;

the left side of the water tank 12 is fixedly connected with a drain pipe 14, and the outer side of the drain pipe 14 is fixedly connected with an electromagnetic valve 15;

the electromagnetic valve 15 can be used for discharging water from the drain pipe 14, so that the water can be conveniently replaced;

the left side of the testing device body 1 is fixedly connected with a bottom plate, the top of the bottom plate is fixedly connected with two support rods, the two support rods are fixedly connected with the water tank 12, and a movable groove matched with the movable plate 5 is formed in the bottom plate;

the bottom plate improves the supporting rod and supports water tank 12, makes it can more stable support, can make things convenient for fly leaf 5 reciprocates through having seted up the movable groove.

Working principle:

the first step: the exhaust pipe 13 is aligned with a smoke source, and smoke can be pumped into the inner side of the testing device body 1 for testing through the two air vents 3 by starting the fan 4 for exhausting;

and a second step of: then the bolt 10 is driven to move forwards by pulling the pull plate 9, so that the bolt 10 is separated from the inner side of the upper slot 11, meanwhile, the movable plate 5 is pulled upwards, the middle part of the movable plate is used for blocking the left air vent 3, the bolt 10 can be inserted into the inner side of the middle slot 11 by loosening the pull plate 9, and the testing device body 1 is in a sealed state, so that the testing accuracy is improved;

after the third step of testing is completed, the pull plate 9 is pulled again to separate from the middle slot 11, the movable plate 5 is pulled upwards to enable the filter screen 7 to be positioned on the inner side of the shell 2, and the fan 4 is started to rotate reversely at the moment to filter the discharged smoke.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An exhaust device comprising a testing device body (1), characterized in that: the testing device comprises a testing device body (1), wherein a shell (2) is fixedly connected to the left side of the testing device body (1), air vents (3) are formed in the left side and the right side of the shell (2), a fan (4) is fixedly connected to the inner side of the shell (2), a movable plate (5) is inserted into the inner side of the shell (2), two air outlets (6) which are vertically symmetrically distributed are formed in the movable plate (5), and a filter screen (7) is fixedly connected to the inner side of the air outlets (6) in the lower portion.

2. An exhaust apparatus according to claim 1, wherein: the front side fixedly connected with spring (8) of shell (2), the front side fixedly connected with arm-tie (9) of spring (8), the rear side fixedly connected with one end of arm-tie (9) extends to bolt (10) of shell (2) inboard, slot (11) that are three and all with bolt (10) looks adaptation have been seted up to the front side of fly leaf (5).

3. An exhaust apparatus according to claim 1, wherein: the left side fixedly connected with water tank (12) of shell (2), the left side fixedly connected with one end of water tank (12) extends to air exhausting pipe (13) that water tank (12) inboard and is linked together with left side air vent (3).

4. An exhaust apparatus according to claim 3, wherein: the exhaust pipe (13) is spirally arranged, and a clamp matched with the exhaust pipe (13) is fixedly connected to the left side of the water tank (12).

5. An exhaust apparatus according to claim 3, wherein: the left side of water tank (12) fixedly connected with drain pipe (14), the outside fixedly connected with solenoid valve (15) of drain pipe (14).

6. An exhaust apparatus according to claim 3, wherein: the testing device is characterized in that a bottom plate is fixedly connected to the left side of the testing device body, two supporting rods are fixedly connected to the top of the bottom plate, the two supporting rods are fixedly connected with the water tank (12), and a movable groove matched with the movable plate (5) is formed in the bottom plate.