CN214668847U

CN214668847U - Smoke exhaust device for detection

Info

Publication number: CN214668847U
Application number: CN202120625502.9U
Authority: CN
Inventors: 张才毅; 张文志
Original assignee: Shenzhen Tengbiao Testing Co ltd
Current assignee: Shenzhen Tengbiao Testing Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-09
Anticipated expiration: 2031-03-29

Abstract

The utility model belongs to the technical field of fume extractor, a smoke exhaust device of usefulness is disclosed in detection, its technical essential is: including the box, detection dish has been placed to the bottom in the box, installs the collection cigarette funnel that the opening orientation detected the dish between the box inner wall, and the one end intercommunication that detection dish was kept away from to collection cigarette funnel has a collection chimney, through the funnel of discharging fume of support fixedly connected with opening orientation collection chimney between the box inner wall, and fixed mounting has two sets of fans between the funnel inner wall of discharging fume, and the funnel intercommunication of discharging fume has the pipe of discharging fume that extends to the box outer, installs the collection ash subassembly between the collection chimney inner wall.

Description

Smoke exhaust device for detection

Technical Field

The utility model relates to a fume extractor technical field specifically is a fume extractor who detects usefulness.

Background

The combustion test is a site method for carrying out corresponding rating according to combustion results after carrying out combustion tests under different conditions on various materials. There are several judging methods according to the burning speed, burning time, anti-dripping ability and whether the drop is burnt, and each tested material can obtain many values according to the color or thickness.

When the combustion detection device is used, the whole device is placed below the smoking machine, so that the suction pipe of the smoking machine is aligned to the whole device, then the sample is fixed through the vertical lifting frame, the sample is ignited, the sample in combustion is detected, and meanwhile, the smoke sucking machine is used for sucking away waste gas generated after the combustible materials are combusted.

However, in the conventional combustion detection device, the flue gas is directly discharged in the process of discharging the flue gas, so that the ash in the flue gas cannot be collected, and the composition and content of the ash cannot be analyzed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smoke exhaust apparatus who detects usefulness to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a smoke exhaust device who detects usefulness, includes the box, and the detection dish has been placed to the bottom in the box, installs the collection cigarette funnel that the opening was surveyed the dish towards between the box inner wall, and the one end intercommunication that the detection dish was kept away from to collection cigarette funnel has a collection chimney, through the funnel of discharging fume of support fixedly connected with opening orientation collection chimney between the box inner wall, and fixed mounting has two sets of fans between the funnel inner wall of discharging fume, and the funnel intercommunication of discharging fume has the pipe of discharging fume that extends to outside the box, installs the collection ash subassembly between the collection chimney inner wall.

As a further aspect of the present invention: the ash collecting component comprises a fixed column fixedly installed on the axis position in the smoke collecting cylinder, a sliding cavity is formed in the fixed column, a second ash scraping ring is arranged on the circumferential side wall of the fixed column in a sliding mode, a plurality of groups of connecting rods fixedly connected with the side wall of the second ash scraping ring are arranged on the second ash scraping ring, the connecting rods are connected with the first ash scraping ring in a sliding mode towards the one end of the smoke collecting cylinder, a plurality of groups of ropes fixedly connected with the ash scraping ring are arranged on the second ash scraping ring and penetrate through the fixed column to extend into the sliding cavity, a balancing weight is fixedly connected with the one end of each rope in the sliding cavity, a pull wire is fixedly connected with the connecting rods and extends to the smoke collecting funnel position, and a pull ring is fixedly connected with the one end of each pull wire and is far away from the connecting rods.

As a further aspect of the present invention: the mounting plate is fixedly connected between the two opposite inner walls of the box body between the smoke collection funnel and the detection plate.

As a further aspect of the present invention: a plurality of groups of filter plates are detachably inserted between the inner walls of the smoke exhaust funnel.

As a further aspect of the present invention: the inner walls of the box bodies on the two sides of the smoke exhaust funnel are respectively and fixedly provided with waste gas treatment equipment, the smoke exhaust pipe is connected with a guide pipe communicated with the waste gas treatment equipment, and an air quality detector is arranged in the smoke exhaust funnel.

As a further aspect of the present invention: a plurality of groups of supports connected with the detection disc are fixedly arranged at the bottom in the box body.

Compared with the prior art, the beneficial effects of the utility model are that: the ash collecting component consisting of the fixed column, the first ash scraping ring, the second ash scraping ring, the pull wire and the balancing weight is arranged to be matched with the smoke collecting cylinder, so that ash attached to the surfaces of the smoke collecting cylinder and the fixed column can be effectively collected, detected and analyzed; through set up the mounting panel between collection chimney and detection dish, not only can effectually collect the ashes of scraping the collection chimney, can cut apart the high temperature flame of burning in the detection dish moreover, avoid high temperature flame to cause the damage to equipment.

Drawings

Fig. 1 is a schematic structural view of a smoke evacuation device for detection.

Fig. 2 is an external schematic view of a smoke collecting tube and its connection structure in a smoke exhaust device for detection.

Fig. 3 is an enlarged schematic view of a in fig. 1.

Fig. 4 is a schematic view of a first ash scraping ring in a smoke exhaust device for detection and a structure thereof.

Wherein: the device comprises a box body 1, a detection plate 2, a smoke collection funnel 3, a smoke collection cylinder 4, an ash collection assembly 5, a first ash scraping ring 51, a second ash scraping ring 52, a connecting rod 53, a fixing column 54, a sliding cavity 55, a rope 56, a balancing weight 57, a pull wire 58, a pull ring 59, a smoke discharge funnel 6, a fan 7, a smoke discharge pipe 8, waste gas treatment equipment 9, an air quality detector 10, a guide pipe 11, a filter plate 12, a support 13 and a mounting plate 14.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

Referring to fig. 1, a smoke exhaust device for detection comprises a box body 1, a detection disc 2 is arranged at the bottom in the box body 1, a smoke collection funnel 3 with an opening facing the detection disc 2 is arranged between the inner walls of the box body 1, one end of the smoke collection funnel 3 far away from the detection disc 2 is communicated with a smoke collection tube 4, a smoke exhaust funnel 6 with an opening facing the smoke collection tube 4 is fixedly connected between the inner walls of the box body 1 through a bracket, two groups of fans 7 are fixedly arranged between the inner walls of the smoke exhaust funnel 6, the smoke exhaust funnel 6 is communicated with a smoke exhaust pipe 8 extending out of the box body 1, a dust collection assembly 5 is arranged between the inner walls of the smoke collection tube 4, in the using process, the substance to be detected is placed in the detection disc 2 for combustion detection, and the smoke collecting cylinder 4 is matched with the ash collecting component 5, can be effectual with the ashes of the flue gas that wafts collect, the flue gas after passing collection chimney 4 is mutually supported and then is discharged box 1 through funnel 6 and fan 7 of discharging fume.

Example two

On the basis of the first embodiment, referring to fig. 2, 3 and 4, the ash collecting assembly 5 includes a fixing column 54 fixedly installed at an axial position in the flue collecting barrel 4, a sliding cavity 55 is formed in the fixing column 54, a second ash scraping ring 52 is slidably installed on a circumferential side wall of the fixing column 54, a plurality of groups of connecting rods 53 are fixedly connected to a side wall of the second ash scraping ring 52, one end of each connecting rod 53 facing the flue collecting barrel 4 is fixedly connected to a first ash scraping ring 51 slidably connected to an inner wall of the flue collecting barrel 4, the second ash scraping ring 52 is fixedly connected to a plurality of groups of ropes 56 extending into the sliding cavity 55 through the fixing column 54, one end of each rope 56 located in the sliding cavity 55 is fixedly connected to a counterweight 57, the connecting rod 53 is fixedly connected to a pull wire 58 extending to a position of the flue collecting funnel 3, one end of each pull wire 58 far from the connecting rod 53 is fixedly connected to a pull ring 59, when smoke rises and passes through the flue collecting barrel 4 and the fixing column 54 during detection, ash in the flue gas adheres to the surfaces of the smoke collecting cylinder 4 and the fixed column 54, and the pulling pull ring 59 can drive the first ash scraping ring 51 and the second ash scraping ring 52 to move back and forth along the surfaces of the smoke collecting cylinder 4 and the fixed column 54 through the pull wire 58 so as to efficiently scrape the ash off and collect the ash for analysis.

Referring to fig. 1, a mounting plate 14 is fixedly connected between two opposite inner walls of the box body 1 between the smoke collection funnel 3 and the detection plate 2, and the scraped ash can be collected by the mounting plate 14 and the damage of high-temperature flame to the equipment can be prevented.

Referring to fig. 1, a plurality of filter plates 12 are detachably inserted between the inner walls of the exhaust funnel 6, and the flue gas is further filtered by the filter plates 12.

Referring to fig. 1, exhaust gas treatment equipment 9 is fixedly mounted on the inner walls of the box body 1 on two sides of the smoke exhaust funnel 6 respectively, the smoke exhaust pipe 8 is connected with a guide pipe 11 communicated with the exhaust gas treatment equipment 9, an air quality detector 10 is mounted in the smoke exhaust funnel 6, the filtered smoke is detected through the air quality detector 10, and when the detection is unqualified, the smoke is discharged into the exhaust gas treatment equipment 9 to be further filtered and disinfected.

Referring to fig. 1, a plurality of groups of brackets 13 connected with the detection disc 2 are fixedly installed at the bottom of the box body 1, the detection disc 2 is separated from the inner wall of the box body 1 by the brackets 13, water is added to the bottom of the box body 1, and the detection disc 2 can be effectively cooled.

The utility model discloses a theory of operation is: will wait to detect the material and put and carry out the burning on detecting tray 2 and detect, the flue gas that produces upwards passes collection chimney 4 and discharges outside box 1 through smoke exhaust funnel 6 again, in-process that the flue gas rises, ashes in the flue gas can be attached to the surface of collection chimney 4 and fixed column 54, pulling pull ring 59 can drive first scraping ash ring 51 and second through acting as go-between 58 and scrape ash ring 52 along the surface round trip movement of collection chimney 4 and fixed column 54 and then scrape the ash efficient and collect and carry out the analysis, after the collection is accomplished, loosen pull ring 59, first scraping ash ring 51 and second and scraping ash ring 53 and getting back to the original position under the drive of balancing weight 57.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a smoke exhaust device who detects usefulness, includes the box, and the detection dish has been placed to the bottom in the box, installs the collection cigarette funnel that the opening orientation detected the dish between the box inner wall, and its characterized in that, collection cigarette funnel keep away from the one end intercommunication that detects the dish has a chimney, through the funnel of discharging fume of support fixedly connected with opening orientation collection chimney between the box inner wall, and fixed mounting has two sets of fans between the funnel inner wall of discharging fume, and the funnel intercommunication of discharging fume has the pipe of discharging fume that extends to outside the box, installs the ash collecting component between the chimney inner wall of collecting.

2. The smoke exhaust device for detection according to claim 1, wherein the dust collecting assembly comprises a fixed column fixedly installed on an axis in the smoke collecting cylinder, a sliding cavity is formed in the fixed column, a second dust scraping ring is installed on a circumferential side wall of the fixed column in a sliding mode, a plurality of groups of connecting rods are fixedly connected to a side wall of the second dust scraping ring, the connecting rods face towards a first dust scraping ring fixedly connected to one end of the smoke collecting cylinder in a sliding mode and connected to the inner wall of the smoke collecting cylinder in a sliding mode, a plurality of groups of ropes extending into the sliding cavity through the fixed column are fixedly connected to the second dust scraping ring, a balancing weight is fixedly connected to one end of each rope located in the sliding cavity, a pull wire extending to the position of the smoke collecting funnel is fixedly connected to the connecting rods, and a pull ring is fixedly connected to one end of each pull wire far away from the connecting rods.

3. The smoke exhaust device for testing as claimed in claim 1, wherein a mounting plate is fixedly connected between two inner walls of the box body between the smoke collection funnel and the testing tray.

4. A smoke evacuation system for testing as claimed in claim 1 wherein a plurality of filter panels are removably inserted between the inner walls of the funnel.

5. The smoke exhaust device for the detection according to any one of claims 1 to 4, wherein the inner walls of the box bodies at two sides of the smoke exhaust funnel are respectively and fixedly provided with an exhaust gas treatment device, the smoke exhaust pipe is connected with a guide pipe communicated with the exhaust gas treatment device, and the smoke exhaust funnel is internally provided with an air quality detector.

6. The smoke exhaust device for the detection according to claim 5, wherein a plurality of groups of brackets connected with the detection plate are fixedly arranged at the bottom in the box body.