Coke oven basement cock air tightness detection device
By designing a detection device for coke basement cocks, the combination of fixed brackets and inflatable barrels solves the problem of time-consuming and poor results of traditional detection methods, and achieves more efficient and accurate detection of plug airtightness.
Patent Information
- Application Number
- CN202411524792.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-30
- Publication Date
- 2025-02-11
AI Technical Summary
The traditional coke basement plug airtightness detection method has the problem of long construction periods and poor inspection results.
A plug airtightness detection device including a fixed bracket and an inflatable barrel is designed. The plug is fixed on the fixed bracket through three sets of adjustable abutment components, and inflated into the plug through the inflatable barrel, and the plug is judged by using a pressure gauge. Airtightness.
The device can significantly improve the efficiency and accuracy of plug airtightness detection, simple operation, reduce detection time and improve the accuracy of results.
Smart Images
Figure CN119413374A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of coke oven construction, in particular to a coke oven basement cock air tightness detection device. Background Art
[0002] Coking is a process industry that converts coal into metallurgical fuel and chemical raw materials. It is an important part of the steel industry. In the long process of steel production, coking plays an irreplaceable and important role. Among them, the coke oven is the core production equipment in the coking industry. The air tightness of gas regulating devices such as the exchange cock and regulating cock in the coke oven basement will directly affect the operating safety of the coke oven and the quality of coke production. It is a key process in the coke oven construction project. The traditional detection method usually directly inflates the cock and judges whether the cock is airtight by observing whether the cock is leaking. Due to the large number of cocks in the coke oven basement, the workload of the cock air tightness inspection is large and the task is heavy. The traditional inspection method has the problems of long construction period and poor inspection effect. Summary of the invention
[0003] The technical problem to be solved by the present invention is that the traditional inspection method has the problems of long construction period and poor inspection effect.
[0004] In order to solve the above problems, the present invention provides a device capable of improving the efficiency and accuracy of the detection of the air tightness of the stopcock, and the specific scheme thereof is: A coke oven basement cock air tightness detection device comprises a fixed bracket and an air-filled barrel, wherein the fixed bracket is arranged on the top of the air-filled barrel, a through hole is opened at the bottom of the fixed bracket, three groups of abutment components are arranged in the middle of the fixed bracket, the outer ends of the three groups of abutment components are respectively slidably connected to the inner top and inner ends of the fixed bracket, the length of each abutment component is adjustable, the front end of each abutment component is used to extend toward the middle of the fixed bracket, when the cock is placed on the fixed bracket, one inlet or outlet of the cock abuts on the fixed bracket at the through hole position, and the front end of each abutment component is used to abut against other inlets or outlets of the cock or the side wall of the cock; a steel pipe is connected to the side wall of the air-filled barrel, and a pressure gauge is arranged at the other end of the steel pipe.
[0005] Compared with the prior art, the present invention using the above technical solution has the following beneficial effects: When using the detection device of the present invention, the stopcock is placed on a fixed bracket, one of the inlet or outlet of the stopcock is docked with the through hole, and the front end of the three sets of abutment components abuts the stopcock to fix the position of the stopcock. The other inlet or outlet of the stopcock can also be closed by the abutment component. At this time, the stopcock is connected to the inside of the inflatable barrel, and a closed space is formed between each other. Then, the inflatable barrel is inflated, and the stopcock is gradually filled with gas. After a certain amount of gas is filled, the data of the pressure gauge is observed, and the pressure value of the pressure gauge is used to judge whether the air tightness of the stopcock meets the requirements. The detection device of the present invention is simple to operate, and can effectively improve the detection efficiency, and the detection accuracy is also higher.
[0006] Preferably, a further technical solution of the present invention is: The abutment assembly includes a linear drive, a fixed steel plate and a first rubber gasket. The rear end of the linear drive is slidably connected to the fixed bracket. The fixed steel plate is fixed to the front end of the output shaft of the linear drive. The first rubber gasket is fixed to the front end of the fixed steel plate. The first rubber gasket is used to contact other inlets or outlets of the plug or the side wall of the plug. The fixed steel plate and the first rubber gasket are driven by the linear drive to move toward the middle of the fixed bracket, so that the first rubber gasket is tightly against other inlets or outlets or side walls of the plug, the inlet or outlet is closed, or the plug is clamped, so that the plug is fixed in the fixed bracket.
[0007] The inner top and both ends of the fixed bracket are provided with sliding grooves, the sliding groove at the top is provided in the horizontal direction, and the sliding grooves at both ends are provided in the vertical direction, and sliders are provided in the sliding grooves for sliding, and the rear ends of each linear actuator are fixed to the sliders respectively. The sliders drive the linear actuator at the top to move horizontally, and drive the linear actuators on both sides to move vertically, so that the front ends of the three sets of abutment components can clamp the plug.
[0008] The fixing brackets at the outer ends of the sliding grooves are all threadedly connected with bolts, and the inner ends of the bolts are used to abut against the sliding blocks. The positions of the sliding blocks and the sliding grooves are fixed by the bolts.
[0009] A second rubber gasket is arranged on the bottom surface of the fixing bracket above the through hole, and a circular hole larger than the aperture of the through hole is opened in the middle of the second rubber gasket. The second rubber gasket enables one inlet or outlet of the cock to be softly connected to the bottom of the fixing bracket, and at the same time increases the airtightness. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 It is a schematic diagram of the use state of an embodiment of the present invention; Figure 2 is a schematic structural diagram of an embodiment of the present invention; In the figure: 1, gantry; 11, threaded hole; 12, bolt; 13, sliding groove; 2, linear drive; 3, fixed steel plate; 4, first rubber gasket; 5, plug; 6, bottom plate; 61, through hole; 7, inflatable barrel; 8, steel pipe; 9, pressure gauge; 10, second rubber gasket. DETAILED DESCRIPTION
[0011] The present invention will be further described below in conjunction with embodiments, the purpose of which is only to provide a better understanding of the content of the present invention. Therefore, the examples given do not limit the protection scope of the present invention.
[0012] See attached Figure 1-2 The embodiment of the present invention discloses a gas tightness detection device for a coke oven basement cock 5, comprising a fixed bracket and an air-filled barrel 7, wherein the fixed bracket comprises a bottom plate 6 and a gantry 1, wherein the gantry 1 is fixed to the top of the bottom plate 6, wherein the bottom plate 6 is fixed to the top of the air-filled barrel 7, wherein a through hole 61 penetrating the upper and lower sides of the bottom plate 6 is provided on the bottom plate 6, wherein three groups of abutment components are arranged in the middle of the gantry 1, wherein the outer ends of the three groups of abutment components are respectively slidably connected to the inner top and the inner ends of the gantry 1, wherein the length of each abutment component is adjustable, and each The telescopic direction of the abutment assembly is perpendicular to the walls of the portal frame 1 to which it is slidably connected, and the front end of each abutment assembly is used to extend toward the middle of the portal frame 1. When the plug 5 is placed on the fixed bracket, one inlet or outlet of the plug 5 abuts against the top surface of the bottom plate 6 at the position of the through hole 61, and the front end of each abutment assembly is used to abut against the other inlet or outlet of the plug 5 or the side wall of the plug 5; an inflation hole is opened on the side wall of the inflation barrel 7, and a steel pipe 8 is also connected to the side wall of the inflation barrel 7, and a pressure gauge 9 is connected to the other end of the steel pipe 8.
[0013] In this embodiment, the abutment assembly includes a linear drive 2, a fixed steel plate 3 and a first rubber gasket 4. The linear drive 2 can be an electric push rod, a hydraulic cylinder, a jack, etc. A sliding groove 13 is provided at the inner top and both inner ends of the gantry 1. The sliding groove 13 at the top is opened in the horizontal direction, and the sliding grooves 13 at both ends are opened in the vertical direction. Slide blocks are slidably arranged in the sliding grooves 13. The rear ends of the linear drives 2 of each group of abutment assemblies are respectively fixed on each slide block, and the linear drive 2 is driven to slide in the sliding groove 13 by the slide block. The fixed steel plate 3 is vertically fixed to the front end of the output shaft of the linear drive 2. The first rubber gasket 4 is fixed to the front end of the fixed steel plate 3. The first rubber gasket 4 is used to contact other inlets or outlets of the plug 5 or the side wall of the plug 5. The fixed steel plate 3 and the first rubber gasket 4 are driven by the linear drive 2 to move toward the middle of the gantry 1, so that the first rubber gasket 4 is tightly pressed against other inlets or outlets or side walls of the plug 5 to close the inlet or outlet, or the plug 5 is clamped to fix the plug 5 in the middle of the gantry 1.
[0014] In this embodiment, the gantry 1 outside the sliding groove 13 is provided with a plurality of threaded holes 11 along the length direction of the sliding groove 13, and the threaded holes 11 are used to threadably connect bolts 12, and the inner ends of the bolts 12 are used to abut against the slider. When the slider in the sliding groove 13 moves to a specified position, the bolts 12 are tightened to tightly abut the inner side of the slider against the inner wall of the sliding groove 13, and the position of the slider and the sliding groove 13 is fixed by the bolts 12.
[0015] In this embodiment, a second rubber gasket 10 is provided on the top surface of the bottom plate 6 above the through hole 61, and a circular hole larger than the diameter of the through hole 61 is provided in the middle of the second rubber gasket 10. The second rubber gasket 10 enables one inlet or outlet of the cock 5 to be softly connected to the bottom of the fixed bracket, and at the same time increases the airtightness of the cock 5 abutting against the bottom plate 6.
[0016] When using the detection device of the present invention, the plug 5 can be placed on the fixed bracket, and one of the inlet or outlet of the plug 5 is abutted against the second rubber gasket 10; specifically, when the two-way plug is detected by the detection device of the present invention, one of the inlet or outlet of the two-way plug is abutted against the second rubber gasket 10, the abutting component on the top is controlled to move to a position vertically corresponding to the other inlet or outlet of the two-way plug, and the abutting component on the top is controlled to extend, and its first rubber gasket 4 abuts against the other inlet or outlet to make it closed, and the abutting components on both sides are controlled to extend and abut against the side walls on both sides of the two-way plug, thereby clamping the two-way plug, and the front ends of the three groups of abutting components abut against the plug 5 to fix the position of the plug 5; when the three-way plug is detected by the detection device of the present invention, the two opposite inlets or outlets of the three-way plug are directed to both sides, and the other inlet or outlet of the three-way plug abuts against the second On the rubber gasket 10, the abutment component at the top is controlled to extend so that it abuts against the upper side wall of the three-way plug, thereby clamping the three-way plug; when the four-way plug is detected by the detection device of the present invention, one of the inlet or outlet of the four-way plug is abutted against the second rubber gasket 10, the abutment component at the top and the abutment components on both sides are controlled to move to the positions corresponding to the remaining inlets or outlets of the four-way plug, and each abutment component is controlled to extend so that each first rubber gasket 4 abuts against each inlet or outlet of the four-way plug, and the four-way plug is clamped in the middle of the portal frame 1; at this time, the plug 5 and the inflatable barrel 7 are connected through the through hole 61, and a closed space is formed between them, and then the inflatable barrel 7 is inflated through the inflation hole, and the plug 5 is gradually filled with gas. After a certain amount of gas greater than the total volume of the inflatable barrel 7 and the plug 5 is filled, the data of the pressure gauge 9 is observed, and the air tightness of the plug 5 is judged by the pressure value of the pressure gauge 9 to meet the requirements. The detection device of the present invention is easy to operate, can effectively improve detection efficiency, and has higher detection accuracy.
[0017] The above description is only a preferred feasible embodiment of the present invention, and does not limit the scope of rights of the present invention. All equivalent changes made using the contents of the present specification and its drawings are included in the scope of rights of the present invention.
Claims
1. A coke oven basement cock air tightness detection device, characterized in that: It includes a fixed bracket and an inflatable barrel. The fixed bracket is arranged on the top of the inflatable barrel. A through hole is opened at the bottom of the fixed bracket. Three groups of abutment components are arranged in the middle of the fixed bracket. The outer ends of the three groups of abutment components are respectively slidably connected to the inner top and the inner ends of the fixed bracket. The length of each abutment component is adjustable. The front end of each abutment component is used to extend toward the middle of the fixed bracket. When the plug is placed on the fixed bracket, one inlet or outlet of the plug abuts on the fixed bracket at the through hole position, and the front end of each abutment component is used to abut against other inlets or outlets of the plug or the side wall of the plug. A steel pipe is connected to the side wall of the inflatable barrel, and a pressure gauge is arranged at the other end of the steel pipe.
2. The coke oven basement cock air tightness detection device according to claim 1, characterized in that: The abutment assembly includes a linear drive, a fixed steel plate and a first rubber gasket. The rear end of the linear drive is slidably connected to the fixed bracket, the fixed steel plate is fixed to the front end of the output shaft of the linear drive, the first rubber gasket is fixed to the front end of the fixed steel plate, and the first rubber gasket is used to contact other inlets or outlets of the plug or the side wall of the plug.
3. The coke oven basement cock air tightness detection device according to claim 2, characterized in that: The inner top and both inner ends of the fixed bracket are provided with sliding grooves, the sliding groove at the top is opened in the horizontal direction, and the sliding grooves at both ends are opened in the vertical direction. Slide blocks are slidably arranged in the sliding grooves, and the rear ends of each linear drive are respectively fixed to the slide blocks.
4. The coke oven basement cock air tightness detection device according to claim 3, characterized in that: The fixing brackets at the outer ends of the sliding grooves are all threadedly connected with bolts, and the inner ends of the bolts are used to abut against the sliding blocks.
5. The coke oven basement cock air tightness detection device according to claim 1, characterized in that: A second rubber gasket is arranged on the bottom surface of the fixing bracket above the through hole, and a circular hole larger than the aperture of the through hole is opened in the middle of the second rubber gasket.