CN220671221U

CN220671221U - Ventilative core air permeability detection device

Info

Publication number: CN220671221U
Application number: CN202321910148.XU
Authority: CN
Inventors: 张唐文; 姚晓云; 赵顺; 尹玉成; 聂建华; 杜晓建
Original assignee: Hubei Ruisheng New Material Technology Co ltd
Current assignee: Hubei Ruisheng New Material Technology Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-03-26
Anticipated expiration: 2033-07-20

Abstract

The utility model relates to a ventilation performance detection device for a ventilation core, which comprises a processing table, wherein the upper surface of the processing table is provided with a ventilation mechanism for improving the detection purity of gas, the upper surface of the processing table is provided with a detection mechanism for facilitating clamping detection, and the ventilation mechanism comprises a ventilation plate fixed on the upper surface of the processing table. This ventilative core air permeability detection device through having set up ventilative mechanism, through ventilative board, the venthole, the air exhauster, send and be in charge of and rose box and filter pulp etc. mutually support, can place ventilative core and carry out the centre gripping fixed back through the air exhauster start extraction outside air enter into the rose box, filter the impurity of floating in with the air through the filter pulp and filter in order to avoid blockking up ventilative core and influence ventilative detection, can maintain the clearance to the filter pulp after extracting the baffle simultaneously, and the air after filtering is along the blast pipe conveying to the kuppe in and send out along a plurality of ventholes and pass ventilative core and ventilative detection.

Description

Ventilative core air permeability detection device

Technical Field

The utility model relates to the technical field of ventilation core ventilation performance detection, in particular to a ventilation core ventilation performance detection device.

Background

As the requirements of people on steel quality are higher and higher, the steel making technology and the steel making process are required to be improved, the external refining technology is an important refining process part in the steel making process, the temperature of steel components and molten steel can be regulated, the air brick is the most critical functional element which can be smoothly implemented in the process, the reliability and completeness of external refining are very important, the air permeability of an air brick core influences the quality of the air brick, the air brick is mainly detected by coating the baked air brick with fireclay, wrapping an iron sheet, welding a rear cover and a tail pipe, measuring the air permeability of the air brick, cutting open the slit of the air brick core, and intelligently scrapping the slit of the air brick core, thereby increasing the processing cost, increasing the labor intensity of workers and generating great material waste.

The utility model discloses an air brick core air permeability detection device in chinese patent publication No. (CN 207439879U), includes door type frame, jack and ventilates the seat, door type frame includes the vertical beam of upper beam and upper beam both sides, the fixed jack that hangs of upper beam, two be equipped with between the vertical beam and ventilate the seat, just the jack with the position corresponds about the seat of ventilating, the air brick core is invertd ventilate on the seat and compress tightly with the jack. The beneficial effects are that: the ventilation seat structure is adopted, so that the ventilation brick core can be inverted and pressed by the jack, the ventilation performance is convenient to measure, when the tail end of the ventilation brick core is blocked, the ventilation brick core can be directly polished, and the ventilation brick core is further processed into a qualified product, so that the processing efficiency is improved; the ventilation seat adopts a stepped seat, and is suitable for air bricks without the size, so that the use is simple and convenient; by adopting the structure, the air permeability of the air brick core can be measured when no iron sheet is coated, the labor force is saved, and the processing cost is reduced.

The air brick core air permeability detection device has certain defects, for example, when the air permeability of the air brick core is detected, the air brick core is placed on an air permeable structure and air is discharged through an air outlet mechanism to collect the air flow discharged, but the clamping effect on the air brick core is poor in the mode, and the air brick core cannot be effectively fixed at the position of an air outlet pipe to avoid the lower detection precision caused by the leakage of air in a gap, so the air brick core air permeability detection device is provided for solving the technical problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a ventilation core ventilation performance detection device which has the advantages of convenient clamping detection and the like, and solves the problems that in the prior art, when ventilation detection is carried out on a ventilation core, the ventilation core is placed on a ventilation structure and the ventilation is carried out through a ventilation mechanism to collect and ventilate the ventilation flow, but the clamping effect on the ventilation core is poor in the mode, and the ventilation core cannot be effectively fixed on the position of a gas outlet pipe so as to avoid lower detection precision caused by gas leakage in a gap.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the device for detecting the air permeability of the air permeable core comprises a processing table, wherein an air permeable mechanism for improving the air detection purity is arranged on the upper surface of the processing table, and a detection mechanism for facilitating clamping detection is arranged on the upper surface of the processing table;

the ventilation mechanism comprises a ventilation plate fixed on the upper surface of a processing table, air outlet holes are formed in the upper surface of the ventilation plate, supporting plates are fixed on inner wall brackets on the left side and the right side of the processing table, an exhaust fan is fixed on the upper surface of each supporting plate, a guide cover is fixed on the lower surface of the ventilation plate, an air outlet end of each exhaust fan is fixed with an air supply pipe communicated with the lower surface of the guide cover, a filter box is fixed at the air inlet end of each exhaust fan, and filter cotton is inserted between inner walls on the front side and the rear side of each filter box in a sliding mode.

Further, a controller is fixed on the front surface of the processing table, and the length and the width of the air guide sleeve are respectively equal to those of the ventilation plate.

Further, the number of the air outlet holes is not less than two, and the air outlet holes are uniformly distributed on the upper surface of the air permeable plate.

Further, the air intake has been seted up to the right side inner wall of rose box, the maintenance mouth has been seted up to the interior roof of rose box, and has the baffle to slide the grafting between the four side inner walls of maintenance mouth.

Further, detection mechanism is including fixing the support frame at the processing bench upper surface, the interior roof of support frame is fixed with two cylinders, two the outside of cylinder output shaft all is fixed with the push pedal, two the opposite one side of push pedal is fixed with detects the cover, the surface mounting who detects the cover has four electric putter, four the outside of electric putter output shaft all is fixed with the grip block, the upper surface intercommunication that detects the cover has the gas collecting channel, the upper surface mounting of support frame has the flowmeter.

Further, the length of the clamping plates is equal to that of the detection cover, and buffer cushions are fixed on the opposite sides of the four clamping plates.

Further, the surface of gas-collecting tube is fixed with the check valve, the bottom of gas-collecting tube runs through and extends to the interior roof of detection cover.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this ventilative core air permeability detection device through having set up ventilative mechanism, through ventilative board, the venthole, the air exhauster, send and be in charge of and rose box and filter pulp etc. mutually support, can place ventilative core and carry out the centre gripping fixed back through the air exhauster start extraction outside air enter into the rose box, filter the impurity of floating in with the air through the filter pulp and filter in order to avoid blockking up ventilative core and influence ventilative detection, can maintain the clearance to the filter pulp after extracting the baffle simultaneously, and the air after filtering is along the blast pipe conveying to the kuppe in and send out along a plurality of ventholes and pass ventilative core and ventilative detection.

2. This ventilative core air permeability detection device through having set up detection mechanism, through support frame, the cylinder, the push pedal, detect the cover, electric putter and grip block and flowmeter etc. mutually support, can be after placing ventilative core on ventilative plate, promote the push pedal through the cylinder output shaft is flexible to remove, and then drive the cover through the push pedal and remove with ventilative plate laminating in order to form inclosed ventilative detection space, then start electric putter output shaft flexible drive grip block and remove the surface contact butt that has ventilative core and carry out the centre gripping and fix reducible clearance and improve ventilative detection precision, the air current that passes ventilative core is collected the air current and is counted ventilative effect through the gas collecting tube and is reached standard to the air volume that carries out in the certain time in the flowmeter.

Drawings

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

FIG. 2 is a schematic view of a ventilation mechanism according to the present utility model;

FIG. 3 is a schematic diagram of the detection mechanism of the present utility model.

In the figure: 1 processing table, 2 ventilative mechanism, 201 ventilative board, 202 ventholes, 203 backup pad, 204 air exhauster, 205 kuppe, 206 blast pipe, 207 rose box, 208 filter cotton, 3 detection mechanism, 301 support frame, 302 cylinder, 303 push pedal, 304 detection cover, 305 electric putter, 306 grip block, 307 gas collecting tube, 308 flowmeter.

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.

Referring to fig. 1, an apparatus for detecting air permeability of an air permeable core in this embodiment includes a processing table 1, an air permeable mechanism 2 for improving purity of gas detection is disposed on an upper surface of the processing table 1, and a detecting mechanism 3 for facilitating clamping detection is disposed on an upper surface of the processing table 1.

Referring to fig. 1 and 2, in order to improve ventilation quality of a ventilation core, a ventilation mechanism 2 in this embodiment includes a ventilation plate 201 fixed on an upper surface of a processing table 1, an air outlet hole 202 is formed on an upper surface of the ventilation plate 201, support plates 203 are fixed on inner wall brackets on left and right sides of the processing table 1, an exhaust fan 204 is fixed on an upper surface of the support plates 203, a guide cover 205 is fixed on a lower surface of the ventilation plate 201, an air outlet end of the exhaust fan 204 is fixed with an air supply pipe 206 communicated with a lower surface of the guide cover 205, a filter box 207 is fixed at an air inlet end of the exhaust fan 204, external air is pumped into the filter box 207 after the ventilation core is placed and clamped and fixed, filter cotton 208 is inserted between inner walls on front and rear sides of the filter box 207 in a sliding manner, and floating impurities in the air are filtered through the filter cotton 208 to avoid blocking the ventilation core to affect ventilation detection.

In this embodiment, the front surface of the processing table 1 is fixed with a controller, the length and the width of the air guide sleeve 205 are equal to the length and the width of the air permeable plate 201 respectively, the number of the air outlets 202 is not less than two, and the air outlets are uniformly distributed on the upper surface of the air permeable plate 201, the filter cotton 208 can be maintained and cleaned after the baffle is pulled out, and the filtered air is conveyed into the air guide sleeve 205 along the air supply pipe 206 and is sent out along the air outlets 202 to pass through the air permeable core for ventilation detection, the right inner wall of the filter box 207 is provided with an air inlet, the inner top wall of the filter box 207 is provided with a maintenance opening, and the four side inner walls of the maintenance opening are slidably inserted with the baffle, so that the filter cotton 208 can be maintained and cleaned after the baffle is pulled out.

Referring to fig. 1 and 3, in order to improve ventilation detection accuracy, the detection mechanism 3 in this embodiment includes a support frame 301 fixed on the upper surface of the processing table 1, two cylinders 302 are fixed on the inner top wall of the support frame 301, push plates 303 are fixed on the outer sides of output shafts of the two cylinders 302, a ventilation core is placed on the ventilation plate 201, the push plates 303 are pushed to move by the output shafts of the cylinders 302 in a telescopic manner, a detection cover 304 is fixed on one side opposite to the two push plates 303, the detection cover 304 is driven to move by the push plates 303 and is attached to the ventilation plate 201 to form a closed ventilation detection space, four electric push rods 305 are fixed on the outer surface of the detection cover 304, clamping plates 306 are fixed on the outer sides of the output shafts of the four electric push rods 305, a gas collecting pipe 307 is communicated on the upper surface of the detection cover 304, a flowmeter 308 is fixed on the upper surface of the support frame 301, and the output shafts of the electric push rods 305 are started to stretch to drive the clamping plates 306 to move and to be clamped and fixed in a contact manner with the outer surface of the ventilation core.

In this embodiment, the length of the clamping plate 306 is equal to that of the detection cover 304, the opposite sides of the four clamping plates 306 are all fixed with buffer pads, the outer surface of the gas collecting tube 307 is fixed with a one-way valve, the bottom end of the gas collecting tube 307 penetrates through and extends to the inner top wall of the detection cover 304, and the gas flow passing through the gas permeable core is collected by the gas collecting tube 307 and guided into the flowmeter for a certain time to calculate whether the ventilation effect reaches the standard or not.

The working principle of the embodiment is as follows:

(1) When using the ventilation core to improve ventilation quality, place the ventilation core and carry out the centre gripping fixed back and start the extraction outside air through air exhauster 204 and enter into rose box 207, filter the floating impurity in the air through filter cotton 208 and filter in order to avoid blockking up ventilation core and influence ventilative detection, can maintain the clearance to filter cotton 208 after extracting the baffle simultaneously to the air after filtering is carried in kuppe 205 along blast pipe 206 and is sent out and pass the ventilation core and ventilative detection along a plurality of ventholes 202.

(2) When the ventilation detection precision is improved, after the ventilation core is placed on the ventilation plate 201, the push plate 303 is pushed to move through the expansion of the output shaft of the air cylinder 302, then the detection cover 304 is driven to move through the push plate 303 and be attached to the ventilation plate 201 to form a closed ventilation detection space, then the electric push rod 305 is started, the output shaft of the electric push rod 305 is expanded and driven to move and be in contact with the outer surface of the ventilation core to clamp and fix, the gap can be reduced, the ventilation detection precision is improved, and the ventilation effect is up to standard or not when the ventilation quantity is calculated in a certain time after the air flow passing through the ventilation core is collected and guided into the flowmeter through the air collecting pipe 307.

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.

If this patent discloses or relates to components or structures that are fixedly connected to each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).

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. The utility model provides a ventilative core air permeability detection device, includes processing platform (1), its characterized in that: the upper surface of the processing table (1) is provided with a ventilation mechanism (2) for improving the gas detection purity, and the upper surface of the processing table (1) is provided with a detection mechanism (3) for facilitating clamping detection;

the utility model provides a ventilation mechanism (2) is including fixing ventilative board (201) at processing platform (1) upper surface, venthole (202) have been seted up to the upper surface of ventilative board (201), the left and right sides inner wall support of processing platform (1) is fixed with backup pad (203), the upper surface fixing of backup pad (203) has air exhauster (204), the lower surface fixing of ventilative board (201) has kuppe (205), the air-out end of air exhauster (204) is fixed with blast pipe (206) with kuppe (205) lower surface intercommunication, the air inlet end of air exhauster (204) is fixed with rose box (207), sliding grafting has filter pulp (208) between the front and back both sides inner wall of rose box (207).

2. The air permeability detection apparatus for an air permeable core according to claim 1, wherein: the front of the processing table (1) is fixedly provided with a controller, and the length and the width of the air guide sleeve (205) are respectively equal to those of the ventilation plate (201).

3. The air permeability detection apparatus for an air permeable core according to claim 1, wherein: the number of the air outlet holes (202) is not less than two, and the air outlet holes are uniformly distributed on the upper surface of the air permeable plate (201).

4. The air permeability detection apparatus for an air permeable core according to claim 1, wherein: an air inlet is formed in the right inner wall of the filter box (207), a maintenance opening is formed in the inner top wall of the filter box (207), and baffles are inserted between the four inner walls of the maintenance opening in a sliding mode.

5. The air permeability detection apparatus for an air permeable core according to claim 1, wherein: the detection mechanism (3) comprises a support frame (301) fixed on the upper surface of the processing table (1), two air cylinders (302) are fixed on the inner top wall of the support frame (301), push plates (303) are fixed on the outer sides of output shafts of the two air cylinders (302), detection covers (304) are fixed on opposite sides of the push plates (303), four electric push rods (305) are fixed on the outer surfaces of the detection covers (304), clamping plates (306) are fixed on the outer sides of output shafts of the electric push rods (305), a gas collecting tube (307) is communicated with the upper surface of the detection cover (304), and a flowmeter (308) is fixed on the upper surface of the support frame (301).

6. The air permeability detecting apparatus for an air permeable core according to claim 5, wherein: the length of the clamping plates (306) is equal to that of the detection cover (304), and buffer cushions are fixed on one sides of the four clamping plates (306) opposite to each other.

7. The air permeability detecting apparatus for an air permeable core according to claim 5, wherein: the outer surface of the gas collecting tube (307) is fixedly provided with a one-way valve, and the bottom end of the gas collecting tube (307) penetrates through and extends to the inner top wall of the detection cover (304).