Breather valve checking device mounting table

Abstract

The invention discloses a breather valve verification device mounting table, and relates to the technical field of breather valve verification, the breather valve verification device mounting table comprises a rack, a verification assembly is fixedly mounted in an inner cavity of the rack, and a mounting table assembly is detachably mounted at the top of the verification assembly; the breather valve checking device mounting table further comprises a fitting sealing assembly. According to the mounting table of the breather valve checking device, the mounting table assembly is used for bearing a breather valve to be checked, a flange hole of the breather valve is aligned with a flange hole in the mounting table assembly in cooperation with the inserting and clamping limiting assembly, and the deformation attaching piece deforms to be tightly attached to a flange of the breather valve by means of the downward pressing effect of the attaching sealing assembly caused by the dead weight of the breather valve; the sealing degree of the connecting position is increased, the locking assembly is matched with the mounting table assembly to lock and fix the breather valve, then the breather valve is verified, the flange fitting degree during verification is ensured, and therefore the verification accuracy of the breather valve is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of breathing valve calibration, in particular to a breathing valve calibration device mounting platform. Background Art

[0002] A breathing valve refers to a valve that ensures that the storage tank space is isolated from the atmosphere within a certain pressure range, and can communicate with the atmosphere (breathe) when the pressure exceeds or falls below this pressure range. At present, low-pressure storage tanks are generally equipped with breathing valves. The main function of the breathing valve is to balance the pressure inside the tank and ensure the safety of the tank. In order to ensure the safety of the tank, the calibration of the breathing valve is very important. Therefore, breathing valve calibration equipment is needed to calibrate the breathing valve.

[0003] When placing the breathing valve on the existing breathing valve calibration device installation platform, the flange sealing surface does not fit well enough, which is prone to deviation during calibration, causing gas leakage, thereby affecting the calibration accuracy of the breathing valve and reducing the utilization efficiency of the equipment. Summary of the invention

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a breathing valve calibration device installation platform, including a frame, the frame is used to provide support and fixation to ensure the stability of the entire calibration device, a calibration component is fixedly installed in the inner cavity of the frame, the calibration component is used to perform calibration operations on the breathing valve, and a mounting platform component is detachably installed on the top of the calibration component, and the mounting platform component is used to support and fix the breathing valve; The breathing valve calibration device installation platform also includes: A fitting sealing component, which is arranged on the top of the mounting platform component, and is used to ensure sealing performance and prevent leakage. The fitting sealing component includes a support ring plate, which is used to support and fix the breathing valve. The outer surface of the support ring plate is slidably connected to the inner wall of the mounting platform component. A deformable fitting part is fixedly connected to the bottom surface of the inner wall of the support ring plate. The deformable fitting part is used to deform under the pressure of the breathing valve to ensure good fitting; A locking assembly, wherein the locking assembly is fixedly mounted on the top of the mounting platform assembly, and the locking assembly is used to contact the breathing valve flange to lock the breathing valve and fix the breathing valve on the mounting platform assembly. The locking assembly includes a cylinder, and the cylinder is used to generate a driving force. A pressure plate is rotatably connected to the output shaft of the cylinder, and the pressure plate rises and falls under the driving force of the cylinder. A plug rod is fixedly connected to the bottom surface of one end of the pressure plate away from the cylinder, and a conical clamp is fixedly connected to the bottom of the plug rod. The plug rod and the conical clamp cooperate to be inserted into the breathing valve flange under the action of the cylinder and the pressure plate to connect and fix the breathing valve. Among them, the deformable fitting includes a rubber gasket, the bottom surface of the rubber gasket is fixedly connected to the bottom surface of the inner wall of the support ring plate, the rubber gasket is elastic, and the sealing effect is increased. The top of the rubber gasket is fixedly connected with a soft convex strip, and the side of the soft convex strip is fixedly connected with a soft concave strip. The bottom surface of the soft concave strip is fixedly connected to the top of the rubber gasket. The soft convex strip and the soft concave strip cooperate with each other and are deformed under the influence of pressure, thereby increasing the fit with the breathing valve flange and enhancing the sealing performance.

[0005] Preferably, a card limit assembly is provided on the top inner wall of the mounting platform assembly, and a plurality of card limit assemblies are provided and evenly spaced on the top inner wall of the mounting platform assembly. The card limit assembly is used to limit the position of the breathing valve and limit movement by insertion.

[0006] Preferably, the verification component includes an air source tank, which is used to provide the air source required for verification. The bottom surface of the air source tank is fixedly connected to the bottom surface of the inner cavity of the frame. A detection port is opened on the top of the air source tank, and an air pressure sensor is fixedly installed on the inner wall of the detection port. The detection port and the air pressure sensor are used to detect the breathing valve.

[0007] Preferably, the mounting table assembly includes a table plate, which can be detachably mounted on the top of the gas source tank, the table plate provides a flat work surface, and a through slot is opened in the middle of the table plate, a load-bearing flange is fixedly connected to the top of the table plate, the load-bearing flange is used to connect the breathing valve and the mounting table to support the breathing valve, the load-bearing flange and the table plate are located on the same axis, and a movable slot is opened on the top of the table plate close to the axis to form a space that can be moved and adjusted.

[0008] Preferably, the outer surface of the support ring plate is slidably connected to the inner surface of the bearing flange, and the bottom surface of the support ring plate is fixedly connected to a limiting pad at a position away from the bearing flange, and the limiting pad is used to limit the movement range of the support ring plate, and a pressure rod is provided on the outer side of the limiting pad, and the top of the pressure rod is fixedly connected to the bottom surface of the support ring plate, and the bottom end of the outer surface of the pressure rod is slidably connected to a support sleeve, and the bottom surface of the support sleeve is fixedly connected to the bottom surface of the inner wall of the movable groove, and the bottom surface of the pressure rod is fixedly connected to a spring, and the outer surface of the spring is slidably connected to the inner surface of the support sleeve, and the support sleeve and the pressure rod are used to limit the spring, and the spring provides elastic force to realize the resetting of the support ring plate and the deformed fitting, and the bottom surface of the spring is fixedly connected to the bottom surface of the inner wall of the movable groove.

[0009] Preferably, a fixing plate is fixedly connected to the top end of the outer surface of the output shaft of the cylinder, and a limiting clamping plate is fixedly connected to the outer surface of the fixing plate. A side surface of the limiting clamping plate close to the pressure plate is slidably connected to the arc-shaped outer surface of the pressure plate. The fixing plate is used to fix and install the limiting clamping plate, and the limiting clamping plate has the effect of limiting the rotation angle of the pressure plate.

[0010] Preferably, a soft fitting pad is fixedly connected to the outer surface of the insertion rod, and the inner wall of the soft fitting pad is fixedly connected to the top of the outer surface of the conical clamp, ensuring the safety of the fitting surface of the conical clamp when inserted into the breathing valve flange.

[0011] Preferably, a bevel groove is provided on the surface of the top of the rubber gasket close to the inner wall of the supporting ring plate, and a fitting deformation gap is formed between the soft convex strips and the soft concave strips. A connecting seat is fixedly installed on the inner edge surface of the limiting pad, and a guide ring plate is fixedly installed on the inner edge surface of the connecting seat to gather gas. A groove support plate is fixedly connected to the top of the connecting seat, and the top of the groove support plate is fixed to the inner edge bottom surface of the rubber gasket to support the rubber gasket and limit the deformation.

[0012] Preferably, the card limit assembly includes a slider, the outer surface of the slider is slidably connected to the inner wall of the load-bearing flange, the slider is used to slide in the load-bearing flange to ensure the subsequent locking effect of the breathing valve, the top of the slider is fixedly connected with a boss to facilitate the alignment of the breathing valve flange and the load-bearing flange, the bottom surface of the slider is fixedly connected with a compression spring, the compression spring provides elastic force to facilitate the resetting of the boss and the slider, the bottom surface of the compression spring is fixedly connected to the top of the table plate, and the outer surface of the compression spring is slidably connected to the inner surface of the load-bearing flange.

[0013] Preferably, a sliding straight tube is fixedly connected to the middle part of the bottom surface of the slider, and an inner sleeve rod is slidably connected to the bottom end of the inner surface of the sliding straight tube. The inner sleeve rod is used to allow the sliding straight tube to slide linearly therein, and the bottom surface of the inner sleeve rod is fixedly connected to the top of the table plate, and the sliding straight tube and the inner sleeve rod cooperate to limit the compression spring.

[0014] The present invention provides a breathing valve calibration device installation platform, which has the following beneficial effects: 1. The breathing valve calibration device installation platform carries the breathing valve to be calibrated through the installation platform assembly, cooperates with the card limit assembly to align the flange hole of the breathing valve with the flange hole on the mounting platform assembly, and utilizes the downward pressure effect caused by the dead weight of the breathing valve on the fitting sealing assembly to make the deformed fitting part deform and fit tightly with the flange of the breathing valve, thereby increasing the sealing degree of the connection, and then utilizes the setting of the locking assembly to cooperate with the mounting platform assembly to lock and fix the breathing valve, and then calibrates the breathing valve to ensure the flange fit during calibration, thereby ensuring the calibration accuracy of the breathing valve.

[0015] 2. The installation table of the breathing valve calibration device is placed on the load-bearing flange through the breathing valve to be calibrated, which contacts the deformable fitting part and applies pressure to the supporting ring plate, so that the supporting ring plate slides in the movable groove, and cooperates with the deadweight pressure of the breathing valve to force the deformable fitting part to deform, thereby increasing the fit between the breathing valve flange and the breathing valve flange, ensuring the sealing effect of the connection, utilizing the contact between the soft convex strip and the breathing valve flange to produce deformation, and cooperating with the soft concave strip and the inclined groove to fit with the breathing valve flange under the action of the deformation extrusion pressure, thereby enhancing the sealing performance and preventing leakage. In addition, utilizing the resilience of the spring to push the pressure rod to slide in the spring, and performing position limiting when the load-bearing breathing valve is calibrated to ensure the contact strength between the breathing valve and the deformable fitting part. After the calibration is completed, the supporting ring plate and the deformable fitting part are prompted to return to their original positions, thereby facilitating subsequent calibration work.

[0016] 3. The breathing valve calibration device mounting table, through the truncated cone-shaped setting of the boss, allows the breathing valve to be placed on the bearing flange. The boss can be quickly inserted into the flange hole of the breathing valve, so that the breathing valve can be locked and calibrated with the assistance of the locking component to ensure the calibration effect of the breathing valve, and the breathing valve flange presses down the boss, the boss and the slider slide in the bearing flange, and after the breathing valve flange is aligned with the bearing flange, the rebound force of the compression spring is used to make the sliding straight pipe and the inner sleeve rod slide relative to each other, and the boss and the slider are inserted into the breathing valve flange and limited to ensure the placement of the breathing valve on the mounting table, thereby assisting the overall calibration effect.

[0017] 4. The breathing valve calibration device is installed on the platform, and the pressure plate is relatively rotated on the limit clamping plate. When there is no need to calibrate the breathing valve, the pressure plate can be turned away from the bearing flange to ensure the convenience of placing the breathing valve. After the breathing valve is placed, the output shaft of the cylinder and the pressure plate are matched to make the plug rod and the conical clamp head inserted into the flange of the breathing valve to lock it, and the soft fitting pad is set to ensure the flexible fitting effect of the contact surface when locked. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the external structure of a mounting platform for a breathing valve calibration device of the present invention; Figure 2 It is a schematic diagram of a partial cross-sectional structure of the present invention; Figure 3 It is a partial structural schematic diagram of the present invention; Figure 4 It is a schematic cross-sectional structure diagram of the mounting platform assembly, the fitting sealing assembly, the locking assembly and the card insertion and limiting assembly of the present invention; Figure 5 It is a schematic diagram of the three-dimensional structure of the locking assembly of the present invention in a natural state; Figure 6 It is a schematic cross-sectional structure diagram of the load-bearing flange, the fitting sealing assembly and the card insertion and limiting assembly of the present invention; Figure 7 It is a partial cross-sectional structural schematic diagram of the mounting platform assembly, the fitting sealing assembly and the card insertion and limiting assembly of the present invention; Figure 8 It is a partial cross-sectional structural schematic diagram of the card insertion and limiting assembly of the present invention; Fig. 9 It is a schematic diagram of the three-dimensional structure of the locking assembly of the present invention.

[0019] In the figure: 1, frame; 2, calibration assembly; 21, gas source tank; 22, detection port; 3, mounting table assembly; 31, table plate; 32, bearing flange; 33, movable groove; 4, fitting sealing assembly; 41, supporting ring plate; 42, deformable fitting part; 421, rubber gasket; 422, soft convex strip; 423, soft concave strip; 424, inclined groove; 425, groove support plate; 426, connecting seat; 427, guide ring plate; 43, support sleeve; 44, pressure rod; 45, spring; 46, limit pad; 5, locking assembly; 51, cylinder; 52, pressure plate; 53, fixing plate; 54, limit clamping plate; 55, insertion rod; 56, conical clamping head; 57, soft fitting pad; 6, insertion card limit assembly; 61, boss; 62, slider; 63, compression spring; 64, sliding straight pipe; 65, inner sleeve rod. DETAILED DESCRIPTION

[0020] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0021] The first embodiment, as Figures 1 to 6 As shown, the present invention provides a technical solution: a breathing valve calibration device mounting platform, comprising a frame 1, a calibration component 2 is fixedly installed in the inner cavity of the frame 1, and a mounting platform component 3 is detachably installed on the top of the calibration component 2; The breathing valve calibration device installation platform also includes: The fitting sealing component 4 is arranged on the top of the mounting platform component 3, and the fitting sealing component 4 includes a supporting ring plate 41, the outer surface of the supporting ring plate 41 is slidably connected to the inner wall of the mounting platform component 3, and a deformable fitting member 42 is fixedly connected to the bottom surface of the inner wall of the supporting ring plate 41; The locking assembly 5 is fixedly mounted on the top of the mounting platform assembly 3, and the locking assembly 5 is used to contact the breathing valve flange to lock the breathing valve. The locking assembly 5 includes a cylinder 51, and a pressure plate 52 is rotatably connected to the output shaft of the cylinder 51. The bottom surface of the pressure plate 52 away from the cylinder 51 is fixedly connected to a plug rod 55, and the bottom of the plug rod 55 is fixedly connected to a conical clamp 56. The top inner wall of the mounting platform assembly 3 is provided with a card limit assembly 6, and the card limit assembly 6 is provided with a plurality of card limit assemblies 6, which are evenly spaced and distributed on the top of the mounting platform assembly 3. The inner wall of the frame 1 is provided with a mounting platform assembly 3 to carry the breathing valve to be checked, and the card limit assembly 6 is used to align the flange hole of the breathing valve with the flange hole on the mounting platform assembly 3. The downward pressure effect of the sealing assembly 4 caused by the deadweight of the breathing valve is used to increase the sealing effect between the flange of the breathing valve. The checking assembly 2 includes an air source tank 21. The bottom surface of the air source tank 21 is fixedly connected to the bottom surface of the inner cavity of the frame 1. A detection port 22 is provided on the top of the air source tank 21, and an air pressure sensor is fixedly installed on the inner wall of the detection port 22. The locking assembly 5 is used to lock the air source tank 21 with the air pressure sensor. The mounting platform assembly 3 cooperates to lock and fix the breathing valve, and the breathing valve is checked through the air pressure sensor and the detection port 22. The mounting platform assembly 3 includes a table 31, which is detachably mounted on the top of the gas source tank 21, and a through slot is opened in the middle of the table 31. A bearing flange 32 is fixedly connected to the top of the table 31. The bearing flange 32 and the table 31 are located on the same axis. A movable slot 33 is opened at the top of the table 31 near the axis. A certain pressure of gas is pre-filled in the gas source tank 21 to fix the breathing valve. After the bearing flange 32 is installed, open the valve of the gas source tank 21 to allow the gas to gradually enter the breathing valve through the detection port 22. The pressure change at the breathing valve is monitored by the air pressure sensor. The pressure of the gas source tank 21 is gradually increased until the set pressure value of the breathing valve is reached. Then, the valve of the gas source tank 21 is closed. The pressure condition in the breathing valve is detected by the air pressure sensor. Observe whether the pressure at the breathing valve remains stable. If the pressure continues to drop, it means that there may be a leakage problem in the breathing valve. After the verification is completed, open the breathing valve to discharge the gas. The deformable fitting part 42 includes a rubber gasket 421, the bottom surface of the rubber gasket 421 is fixedly connected to the bottom surface of the inner wall of the support ring plate 41, the top of the rubber gasket 421 is fixedly connected with a soft convex strip 422, the side of the soft convex strip 422 is fixedly connected with a soft concave strip 423, the bottom surface of the soft concave strip 423 is fixedly connected to the top of the rubber gasket 421, and the top of the rubber gasket 421 is close to the inner wall of the support ring plate 41. The surface of the inner wall is provided with an inclined groove 424, and the soft convex strip 422 and the soft concave strip are fixedly connected. A fitting deformation gap is formed between 423, a connecting seat 426 is fixedly installed on the inner edge surface of the limiting pad 46, and a guide ring plate 427 is fixedly installed on the inner edge surface of the connecting seat 426 to gather gas, and a groove support plate 425 is fixedly connected to the top of the connecting seat 426, and the top of the groove support plate 425 is fixed to the inner edge bottom surface of the rubber gasket 421 to support the rubber gasket 421 to limit the deformation degree, and the groove support plate 425 is located on the inner edge bottom surface of the rubber gasket 421, which plays a role in supporting the rubber gasket The function of ring 421 is to help limit the deformation degree of the rubber gasket when it is subjected to force, maintain its structural stability and sealing performance, and the connecting seat 426 is used as a connecting piece between the groove support plate 425 and the guide ring plate 427 to provide structural support, ensuring the stability and reliability of the entire assembly, and the breathing valve to be checked is placed on the load-bearing flange 32, in contact with the deformable fitting 42, and pressure is applied to the support ring plate 41, so that the support ring plate 41 slides in the movable groove 33, and the soft convex strip 422 is used to deform in contact with the breathing valve flange, and the soft concave strip 423 and the bevel groove 424 are fitted with the breathing valve flange under the action of the deformation extrusion pressure, thereby enhancing the sealing performance and preventing leakage, and at the same time, the connecting seat 426 and the guide ring plate 427 are used to guide the gas flow during detection, so that the gas flows in an orderly manner, and through the close contact between the groove support plate 425 and the rubber gasket 421, the groove support plate 425 further enhances the sealing effect between the entire deformable fitting 42 and the breathing valve flange, reducing the possibility of leakage.

[0022] During operation, the staff places the breathing valve on the bearing flange 32, and then makes the breathing valve flange contact with the deformable fitting 42, applies pressure to the support ring plate 41, so that the support ring plate 41 slides in the movable groove 33, and utilizes the contact between the soft convex strip 422 and the breathing valve flange to produce deformation, and cooperates with the soft concave strip 423 and the inclined groove 424 to fit with the breathing valve flange under the action of deformation extrusion force, so as to enhance the sealing performance and prevent leakage, and utilizes the locking component 5 to cooperate with the mounting platform component 3 to lock and fix the breathing valve, and then opens the valve of the gas source tank 21 to pre-fill the gas source tank 21. The gas is gradually delivered into the breathing valve through the detection port 22, and the pressure change at the breathing valve is monitored by the air pressure sensor. The pressure of the gas source tank 21 is gradually increased until the set pressure value of the breathing valve is reached, and then the valve of the gas source tank 21 is closed. The air pressure sensor is used to detect the pressure condition in the breathing valve, and observe whether the pressure at the breathing valve remains stable. If the pressure continues to drop, it means that there may be a leakage problem in the breathing valve. After the verification is completed, the breathing valve is opened to discharge the gas, and then the locking component 5 is used to unlock the breathing valve, and the breathing valve is removed and classified according to the verification results.

[0023] The second embodiment is based on the first embodiment. Figure 4 , Figure 6 , Figure 7 , Fig. 9 As shown, the outer surface of the support ring plate 41 is slidably connected to the inner surface of the bearing flange 32, and the bottom surface of the support ring plate 41 is fixedly connected to a limiting pad 46 at a position away from the bearing flange 32. A pressure rod 44 is arranged on the outer side of the limiting pad 46, and the top of the pressure rod 44 is fixedly connected to the bottom surface of the support ring plate 41, and the bottom end of the outer surface of the pressure rod 44 is slidably connected to a support sleeve 43, and the bottom surface of the support sleeve 43 is fixedly connected to the bottom surface of the inner wall of the movable groove 33, and the bottom surface of the pressure rod 44 is fixedly connected to a spring 45, and the outer surface of the spring 45 is slidably connected to the inner surface of the support sleeve 43, and the bottom surface of the spring 45 is fixedly connected to the bottom surface of the inner wall of the movable groove 33. The rebound force of the spring 45 is used to push the pressure rod 44 to slide in the spring 45. When the bearing breathing valve is checked, the limit is performed to ensure the contact strength between the breathing valve and the deformable fitting 42. After the check is completed, the support ring plate 41 and the deformable fitting 42 are prompted to return to their original positions; A fixing plate 53 is fixedly connected to the top of the outer surface of the output shaft of the cylinder 51, and a limiting clamping plate 54 is fixedly connected to the outer surface of the fixing plate 53. The side surface of the limiting clamping plate 54 close to the pressure plate 52 is slidably connected to the arc-shaped outer surface of the pressure plate 52, and a soft fitting pad 57 is fixedly connected to the outer surface of the insertion rod 55. The inner wall of the soft fitting pad 57 is fixedly connected to the top of the outer surface of the conical clamping head 56. The pressure plate 52 rotates relatively on the limiting clamping plate 54. When there is no need to calibrate the breathing valve, the pressure plate 52 is turned away from the bearing flange 32, and the breathing valve calibration and placement are completed. The output shaft of the cylinder 51 is extended and retracted to drive the pressure plate 52 to descend, so that the insertion rod 55 and the conical clamping head 56 are inserted into the flange of the breathing valve to lock it, and the setting of the soft fitting pad 57 is used to ensure the flexible fitting effect of the contact surface during locking.

[0024] During operation, the breathing valve to be checked is placed on the load-bearing flange 32, in contact with the deformable fitting 42, and pressure is applied to the support ring plate 41, so that the support ring plate 41 slides in the movable groove 33, and cooperates with the deadweight pressure of the breathing valve to force the deformable fitting 42 to deform, thereby increasing the fit between the breathing valve flange and the breathing valve flange, and then the rebound force of the spring 45 is used to push the pressure rod 44 to slide in the spring 45. When the load-bearing breathing valve is checked, the limit is performed to ensure the contact strength between the breathing valve and the deformable fitting 42, and then the pressure plate is used to 52 rotates relatively on the limit clamping plate 54. When there is no need to calibrate the breathing valve, the pressure plate 52 is turned away from the bearing flange 32. The breathing valve calibration is completed, and the output shaft of the cylinder 51 is extended and retracted to drive the pressure plate 52 to descend, so that the insertion rod 55 and the conical clamping head 56 are inserted into the flange of the breathing valve to lock it. The soft fitting pad 57 is set to ensure the flexible fitting effect of the contact surface during locking. After the calibration is completed, the support ring plate 41 and the deformable fitting part 42 are prompted to return to their original positions to facilitate subsequent calibration work.

[0025] The third embodiment is based on the first and second embodiments. Figure 7 , Figure 8 As shown, the card insertion limit assembly 6 includes a slider 62, the outer surface of the slider 62 is slidably connected to the inner wall of the bearing flange 32, the top of the slider 62 is fixedly connected with a boss 61, the bottom of the slider 62 is fixedly connected with a compression spring 63, the bottom of the compression spring 63 is fixedly connected to the top of the table 31, the outer surface of the compression spring 63 is slidably connected to the inner surface of the bearing flange 32, and the breathing valve is placed on the bearing flange 32 through the truncated cone setting of the boss 61, and the boss 61 is quickly inserted into the flange hole of the breathing valve; A sliding straight tube 64 is fixedly connected to the middle part of the bottom surface of the slider 62, and an inner sleeve rod 65 is slidably connected to the bottom end of the inner surface of the sliding straight tube 64. The bottom surface of the inner sleeve rod 65 is fixedly connected to the top of the table 31. The breathing valve flange presses down the boss 61 to make the boss 61 and the slider 62 slide in the load-bearing flange 32. After the breathing valve flange is aligned with the load-bearing flange 32, the rebound force of the compression spring 63 is used to make the sliding straight tube 64 and the inner sleeve rod 65 slide relative to each other, and the boss 61 and the slider 62 are inserted into the breathing valve flange to limit them.

[0026] During operation, the staff places the breathing valve on the load-bearing flange 32, and cooperates with the breathing valve flange to press down the boss 61, so that the boss 61 and the slider 62 slide in the load-bearing flange 32. After the breathing valve flange is aligned with the load-bearing flange 32, the rebound force of the compression spring 63 is used to make the sliding straight tube 64 and the inner sleeve rod 65 slide relative to each other, so that the boss 61 and the slider 62 are quickly inserted into the flange hole of the breathing valve to limit it.

[0027] The working principle of the breathing valve calibration device installation platform is described in detail below.

[0028] When in use, the staff places the breathing valve on the bearing flange 32, and cooperates with the breathing valve flange to press down the boss 61, so that the boss 61 and the slider 62 slide in the bearing flange 32. After the breathing valve flange is aligned with the bearing flange 32, the resilience of the compression spring 63 is used to make the sliding straight tube 64 and the inner sleeve rod 65 slide relative to each other, so that the boss 61 and the slider 62 are quickly inserted into the flange hole of the breathing valve and limited. Then, the breathing valve flange is contacted with the deformable fitting 42, and pressure is applied to the supporting ring plate 41, so that the supporting ring plate 41 slides in the movable groove 33, and the soft convex strip 422 is used to contact with the breathing valve flange to produce deformation, and the soft concave strip 423 and the inclined groove 424 are fitted with the breathing valve flange under the action of the deformation extrusion pressure to enhance the sealing performance and prevent leakage. The resilience of the spring 45 is used to push the pressure rod 44 to slide in the spring 45. When the bearing breathing valve is calibrated, it is limited to ensure that the breathing valve and the deformable fitting are in contact. The contact force of the fitting 42 is used to extend and retract the output shaft of the cylinder 51 to drive the pressure plate 52 to descend, so that the insertion rod 55 and the conical clamp 56 are inserted into the flange of the breathing valve to lock it, and then the valve of the gas source tank 21 is opened to gradually deliver the gas pre-filled in the gas source tank 21 into the breathing valve through the detection port 22, and the pressure change at the breathing valve is monitored by the air pressure sensor, and the pressure of the gas source tank 21 is gradually increased until the set pressure value of the breathing valve is reached, and then the valve of the gas source tank 21 is closed, and the air pressure sensor is used to detect the pressure condition in the breathing valve, and observe whether the pressure at the breathing valve remains stable. If the pressure continues to drop, it means that there may be a leakage problem in the breathing valve. After the verification is completed, the breathing valve is opened to discharge the gas, and then the output shaft of the cylinder 51 is extended and retracted to drive the pressure plate 52, the insertion rod 55 and the conical clamp 56 to lift, release the lock on the breathing valve, remove the breathing valve and classify it according to the verification situation.

[0029] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A breathing valve calibration device installation platform, characterized in that: It comprises a frame (1), a calibration component (2) is fixedly mounted in the inner cavity of the frame (1), and a mounting platform component (3) is detachably mounted on the top of the calibration component (2); The breathing valve calibration device installation platform also includes: A fitting sealing component (4), the fitting sealing component (4) being arranged on the top of the mounting platform component (3), the fitting sealing component (4) comprising a supporting ring plate (41), the outer surface of the supporting ring plate (41) being slidably connected to the inner wall of the mounting platform component (3), and a deformable fitting member (42) being fixedly connected to the bottom surface of the inner wall of the supporting ring plate (41); A locking assembly (5), the locking assembly (5) being fixedly mounted on the top of the mounting platform assembly (3), and the locking assembly (5) being used to contact the flange of the breathing valve to lock the breathing valve, the locking assembly (5) comprising a cylinder (51), a pressure plate (52) being rotatably connected to the output shaft of the cylinder (51), an insertion rod (55) being fixedly connected to the bottom surface of one end of the pressure plate (52) away from the cylinder (51), and a conical clamping head (56) being fixedly connected to the bottom of the insertion rod (55); The deformable fitting member (42) comprises a rubber gasket (421), the bottom surface of the rubber gasket (421) is fixedly connected to the bottom surface of the inner wall of the support ring plate (41), the top of the rubber gasket (421) is fixedly connected to a soft convex strip (422), the side of the soft convex strip (422) is fixedly connected to a soft concave strip (423), the bottom surface of the soft concave strip (423) is fixedly connected to the top of the rubber gasket (421), and the top of the rubber gasket (421) is provided with a surface close to the inner wall of the support ring plate (41). A bevel groove (424) is provided, a fitting deformation gap is formed between the soft convex strip (422) and the soft concave strip (423), a connecting seat (426) is fixedly installed on the inner edge surface of the limiting pad (46), a guide ring plate (427) is fixedly installed on the inner edge surface of the connecting seat (426), a groove support plate (425) is fixedly connected to the top of the connecting seat (426), and the top of the groove support plate (425) is fixed to the inner edge bottom surface of the rubber gasket (421) so that the supporting rubber gasket (421) limits the deformation degree.

2. The breathing valve calibration device installation platform according to claim 1 is characterized in that: A card insertion limit assembly (6) is provided on the top inner wall of the mounting platform assembly (3), and a plurality of card insertion limit assemblies (6) are provided and are distributed at equal intervals on the top inner wall of the mounting platform assembly (3).

3. The breathing valve calibration device installation platform according to claim 2 is characterized in that: The calibration component (2) comprises an air source tank (21), the bottom surface of the air source tank (21) being fixedly connected to the bottom surface of the inner cavity of the frame (1), a detection port (22) being provided at the top of the air source tank (21), and an air pressure sensor being fixedly mounted on the inner wall of the detection port (22).

4. The breathing valve calibration device installation platform according to claim 3 is characterized in that: The mounting platform assembly (3) comprises a platform (31), the platform (31) being detachably mounted on the top of the gas source tank (21), and a through slot being provided in the middle of the platform (31), a bearing flange (32) being fixedly connected to the top of the platform (31), the bearing flange (32) and the platform (31) being located on the same axis, and a movable slot (33) being provided at the top of the platform (31) close to the axis.

5. The breathing valve calibration device installation platform according to claim 4 is characterized in that: The outer surface of the support ring plate (41) is slidably connected to the inner surface of the bearing flange (32); the bottom surface of the support ring plate (41) is fixedly connected to a limiting pad (46) at a position away from the bearing flange (32); a pressure rod (44) is arranged on the outer side of the limiting pad (46); the top of the pressure rod (44) is fixedly connected to the bottom surface of the support ring plate (41); the bottom end of the outer surface of the pressure rod (44) is slidably connected to a support sleeve (43); the bottom surface of the support sleeve (43) is fixedly connected to the bottom surface of the inner wall of the movable groove (33); the bottom surface of the pressure rod (44) is fixedly connected to a spring (45); the outer surface of the spring (45) is slidably connected to the inner surface of the support sleeve (43); and the bottom surface of the spring (45) is fixedly connected to the bottom surface of the inner wall of the movable groove (33).

6. The breathing valve calibration device installation platform according to claim 1 is characterized in that: A fixing plate (53) is fixedly connected to the top end of the outer surface of the output shaft of the cylinder (51), a limiting clamping plate (54) is fixedly connected to the outer surface of the fixing plate (53), and a side surface of the limiting clamping plate (54) close to the pressing plate (52) is slidably connected to the arc-shaped outer surface of the pressing plate (52).

7. The breathing valve inspection device installation platform according to claim 6 is characterized in that: A soft fitting pad (57) is fixedly connected to the outer surface of the insertion rod (55), and the inner wall of the soft fitting pad (57) is fixedly connected to the top end of the outer surface of the conical clamp (56).

8. The breathing valve calibration device installation platform according to claim 3 is characterized by: The card insertion limit assembly (6) comprises a slider (62), the outer surface of the slider (62) is slidably connected to the inner wall of the bearing flange (32), the top of the slider (62) is fixedly connected to a boss (61), the bottom surface of the slider (62) is fixedly connected to a compression spring (63), the bottom surface of the compression spring (63) is fixedly connected to the top of the table (31), and the outer surface of the compression spring (63) is slidably connected to the inner surface of the bearing flange (32).

9. The breathing valve inspection device installation platform according to claim 8 is characterized in that: A sliding straight tube (64) is fixedly connected to the middle of the bottom surface of the sliding block (62), an inner sleeve rod (65) is slidably connected to the bottom end of the inner surface of the sliding straight tube (64), and the bottom surface of the inner sleeve rod (65) is fixedly connected to the top of the table plate (31).

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