CN113310639A

CN113310639A - Valve sealing performance detection equipment with high applicability and convenient operation

Info

Publication number: CN113310639A
Application number: CN202110498247.0A
Authority: CN
Inventors: 张利峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-08-27

Abstract

The invention discloses valve sealing detection equipment with strong applicability and convenient operation, which comprises a detection equipment body, wherein a detection mechanism is connected onto the detection equipment body, a gas conveying mechanism is connected to one side, close to the detection equipment body, of the detection mechanism, one end, far away from the detection mechanism, of the gas conveying mechanism is connected with a portable clamping and fixing mechanism, the portable clamping and fixing mechanism comprises a fixing base, and a detection valve is arranged on one side, far away from the detection equipment body, of the fixing base. According to the invention, the corresponding portable clamping and fixing mechanism is added to the valve tightness detection equipment, so that valves with different sizes can be quickly clamped and fixed, the applicability and convenience of the valve tightness detection equipment in the use process are obviously improved, the labor intensity of the operator for carrying out tightness detection on the valve is greatly reduced, the efficiency of carrying out tightness detection on the valve is improved, and the risk of damage to the health of the operator is reduced.

Description

Valve sealing performance detection equipment with high applicability and convenient operation

Technical Field

The invention belongs to the technical field of valve production equipment, and particularly relates to valve sealing performance detection equipment which is high in applicability and convenient to operate.

Background

A valve is a device for controlling the direction, pressure, and flow rate of a fluid in a fluid system, and is a device capable of controlling the flow rate of a medium (liquid, gas, or powder) in piping or equipment by flowing or stopping the medium, and has functions of diversion, shutoff, throttling, non-return, diversion, or relief by overflow.

The sealing performance of the valve refers to the capability of each sealing part of the valve for preventing medium leakage, and is the most important technical performance index of the valve, and the sealing parts of the valve have three positions: at present, most of sealing performance detection equipment needs to carry out fixed mounting on the valve through operating personnel when detecting the sealing performance of the valve at the contact position between two sealing surfaces of the opening and closing piece and the valve seat, and the sealing performance of the valve is detected in a mode of introducing gas into the valve through a detection pipeline.

The existing valve sealing performance detection equipment lacks a corresponding portable clamping and fixing mechanism, the valve cannot be clamped and fixed quickly according to the actual size of the valve, the applicability and the convenience in the use process are poor, the labor intensity of an operator for detecting the sealing performance of the valve is increased, the efficiency of detecting the sealing performance of the valve is reduced, and the risk of damage to the human health of the operator in the use process of the valve sealing performance detection equipment is increased.

Therefore, in view of the above technical problems, it is necessary to provide a valve tightness detecting apparatus with high applicability and convenient operation.

Disclosure of Invention

The invention aims to provide the valve tightness detection equipment which is high in applicability and convenient to operate, and the problem that the applicability and convenience are poor in the use process of the tightness detection equipment is solved.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

the valve tightness detection device with strong applicability and convenient operation comprises a detection device body, wherein a detection mechanism is connected onto the detection device body, a gas conveying mechanism is connected to one side, close to the detection device body, of the detection mechanism, a portable clamping and fixing mechanism is connected to one end, far away from the detection mechanism, of the gas conveying mechanism, the portable clamping and fixing mechanism comprises a fixing base, a detection valve is arranged on one side, far away from the detection device body, of the fixing base, a clamping mechanism is arranged between the detection valve and the fixing base, fixing limit plates are connected to two sides of the fixing base, a gas conveying pipe is arranged on one side, close to the detection valve, of the fixing limit plate, a connecting gas cylinder is connected between the gas conveying pipe and the fixing limit plate, the connecting gas cylinder is communicated with the gas conveying mechanism, and a movable clamping mechanism is connected between the gas conveying pipe and the detection device body, the movable clamping mechanism is matched with the conveying air pipe.

Furthermore, the clamping mechanism comprises a clamping fixed seat, so that the arc-shaped supporting piece can be conveniently supported and clamped by the clamping fixed seat, the stability of installing and fixing the detection valve is improved, the arc-shaped supporting piece is arranged on one side of the clamping fixed seat, which is far away from the detection equipment body, so that the detection valve can be conveniently supported and fixed by the arc-shaped supporting piece, the trapezoid control block can be conveniently supported and movably controlled by the arc-shaped supporting piece, the clamping fixed state of the detection valve can be conveniently controlled correspondingly by the movement of the arc-shaped supporting piece, the convenience of mounting, rotating and fixing the detection valve is improved, the trapezoid control block is connected to one end of the arc-shaped supporting piece, which is positioned in the clamping fixed seat, so that the clamping fixed state of the detection valve can be conveniently controlled by the interaction of the trapezoid control block and the arc-shaped clamping piece, the connection inflator is provided with a movable avoiding groove matched with the trapezoidal control block, so that the trapezoidal control block can be moved in the movable avoiding groove, the fixed state of the clamping of the arc-shaped clamping piece can be controlled conveniently, one side of the arc-shaped support piece, which is far away from the trapezoidal control block, is connected with a flexible protection pad, the flexible protection pad can play a role of buffering and supporting the detection valve, the situation that the detection valve is damaged in the fixing process is avoided, the reliability of the portable clamping fixing mechanism in the using process is improved, meanwhile, the friction force between the detection valve and the arc-shaped support piece can be increased through the flexible protection pad, and the effect of clamping and fixing the detection valve is improved.

Furthermore, the arc-shaped clamping pieces are arranged on two sides of the arc-shaped supporting piece and are rotatably connected with the clamping fixing seat, so that the clamping fixing state of the detection valve can be controlled through the rotation of the arc-shaped clamping pieces, the convenience for clamping and fixing the detection valve is improved, meanwhile, the subsequent centering and sealing of the detection valve are facilitated, the situation that the detection valve cannot be centered and fixed due to inclination is avoided, the precision for detecting the sealing property of the detection valve is improved, the situation that an operator manually assists in fixing the detection valve is avoided, the risk of damage to the health of the operator is reduced, the safety of the detection device body in the using process is improved, one side of the arc-shaped clamping piece, which is far away from the trapezoid control block, is connected with the fixing spring, and the arc-shaped clamping pieces can be assisted in fixing and resetting through the interaction of the fixing spring and the arc-shaped clamping pieces, simultaneously, the interact of accessible fixed spring and arc fastener makes the arc fastener can play the fixed effect of block to the detection valve of different diameters, it has the spring groove of putting with fixed spring assorted to cut open in the connection inflator, is convenient for install fixed spring through cutting out the spring groove of putting, provides the removal space for fixed spring's compression and restoration simultaneously.

Further, be equipped with the elasticity protection pad between arc fastener and the detection valve, be convenient for carry out the fixed effect of block to the detection valve through the elasticity protection pad improvement arc fastener, reduced the risk that receives the damage in the fixed in-process of detection valve block simultaneously, one side that the flexible protection pad was kept away from to the elasticity protection pad is connected with pressure sensor, is convenient for detect the effort that receives between detection valve and the elasticity protection pad through pressure sensor to be convenient for play the effect that detects the judgement to the block fixed state of detection valve, be convenient for follow-up carry out the leakproofness to the detection valve and detect.

Furthermore, the movable clamping mechanism comprises a pair of fixed clamping plates, so that the detection valve can be clamped, fixed and sealed through the interaction of the fixed clamping plates and the detection valve, the stability of detecting the tightness of the detection valve is improved, one side of each fixed clamping plate, which is close to the detection equipment body, is connected with a movable connecting block, so that the fixed clamping plates can be fixedly supported and movably driven through the movable connecting blocks, meanwhile, the detection valves with different lengths can be fixedly clamped through the corresponding movement of the fixed clamping plates along with the movement of the movable connecting blocks, the detection valve can be disassembled subsequently through the movement of the fixed clamping plates, the convenience of the detection equipment body in the using process is improved, a movable fixing groove matched with the movable connecting blocks is formed in the fixed base in a chiseled mode, the mode that is convenient for make the removal connecting block carry out the removal along the removal fixed slot plays the effect of mobile control to the solid fixed clamping plate, be equipped with drive screw thread pivot in the removal fixed slot, drive screw thread pivot runs through the setting of removal connecting block, is convenient for play the effect that fixed stay and drive removed to the removal connecting block through drive screw thread pivot, and the rotatory mode of accessible control drive screw thread pivot plays position control's effect to the solid fixed clamping plate, has improved the suitability in the testing apparatus body use.

Furthermore, one side of the movable connecting block, which is close to the detection valve, is connected with a transmission bevel gear, so that the transmission bevel gear can drive the threaded rotating shaft to achieve a transmission effect, the stability of position adjustment of the fixed clamping plate is improved, one side of the transmission bevel gear is meshed with a direction-changing bevel gear, the direction-changing bevel gear achieves a transmission effect and a transmission direction changing effect, the fixed clamping plate can correspondingly move along with the rotation of the direction-changing bevel gear under the effect of the movable connecting block, the transmission bevel gear and the direction-changing bevel gear have the same tooth number, so that the transmission bevel gear correspondingly rotates under the transmission of the direction-changing bevel gear, a pair of fixed clamping plates can fixedly clamp the detection valve at the same moving speed, and the centering and fixing effect of the detection valve through the fixed clamping plates is improved.

Furthermore, an adjusting rotating shaft is connected between the turning bevel gear and the fixed base, so that the adjusting rotating shaft can play a role in fixed support and power transmission for the turning bevel gear, one side of the adjusting rotating shaft, which is far away from the turning bevel gear, is connected with a movable supporting block, the movable supporting block is connected with the fixed base, so that the fixed base can play a role in fixed support and height adjustment through the movable supporting block, an internal thread matched with the adjusting rotating shaft is chiseled in the movable supporting block, the movable supporting block can conveniently move correspondingly along with the rotation of the adjusting rotating shaft under the interaction of the internal thread and the external thread through chiseling the internal thread, so that the connecting inflator can conveniently perform corresponding height adjustment along with the movement of the fixed clamping plate, and the convenience in mounting and dismounting the detection valve can be improved in a mode of lifting the connecting inflator, the efficiency of operating personnel to carrying out leakproofness detection to detecting the valve has been improved.

Furthermore, one side of the movable connecting block, which is far away from the transmission bevel gear, is connected with a driven bevel gear, so that the driven bevel gear can drive the driving threaded rotating shaft to conveniently drive the fixed clamping plate to correspondingly move along with the rotation of the driven bevel gear under the action of the movable connecting block, one side of the driven bevel gear is meshed with a driving bevel gear, the driving bevel gear can transfer the power of the transmission rotating shaft, a rotary transmission cavity matched with the driving bevel gear is formed in the fixed base, the driving bevel gear can be conveniently installed and fixed through the rotary transmission cavity, and a rotating space is provided for the trapezoidal control block.

Further, be connected with the transmission pivot between initiative bevel gear and the unable adjustment base, be convenient for play the effect that the fixed stay is rotatory with the drive to the initiative bevel gear through the transmission pivot, one side that initiative bevel gear was kept away from in the transmission pivot is equipped with clamping motor, and clamping motor plays the effect of producing power, is convenient for play the control effect through clamping motor to the fixed clamping state of fixed clamping plate, has improved and has carried out the convenience that the fixed clamp was pressed from both sides to the detection valve, be connected with the shaft coupling between clamping motor and the transmission pivot, the shaft coupling plays the effect of connecting clamping motor and transmission pivot, is convenient for the transmission pivot carry out corresponding rotation along with clamping motor's operation under the effect of shaft coupling.

Further, one side of the detection equipment body is connected with the control box, is convenient for control the fixed clamp of detection valve and detection state through the control box, has improved the convenience that detects the valve and carry out the seal line detection, pressure sensor and clamping motor all with control box electric connection, through with pressure sensor and control box electric connection, be convenient for detect the effort between detection valve and the retaining spring through pressure sensor, be convenient for play the effect that detects the judgement to the installation state of detection valve, through with clamping motor and control box electric connection, be convenient for control the running state of clamping motor through the control box to be convenient for play corresponding control effect to the fixed clamp of detection valve and connection state.

Compared with the prior art, the invention has the following advantages:

according to the invention, the corresponding portable clamping and fixing mechanism is added to the valve tightness detection equipment, so that valves with different sizes can be quickly clamped and fixed, the applicability and convenience of the valve tightness detection equipment in the use process are obviously improved, the labor intensity of the operator for carrying out tightness detection on the valve is greatly reduced, the efficiency of carrying out tightness detection on the valve is improved, and the risk of damage to the health of the operator is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of a valve seal testing apparatus with high applicability and easy operation according to an embodiment of the present invention;

FIG. 2 is a front cross-sectional view of a valve seal testing apparatus with high applicability and easy operation according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a structure A shown in FIG. 2 according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a structure B shown in FIG. 2 according to an embodiment of the present invention;

FIG. 5 is a side cross-sectional view of a valve seal testing apparatus for ease of operation with high applicability in accordance with an embodiment of the present invention;

FIG. 6 is a schematic diagram of the structure at C in FIG. 5 according to an embodiment of the present invention;

FIG. 7 is a schematic diagram illustrating a structure D shown in FIG. 5 according to an embodiment of the present invention;

FIG. 8 is a schematic diagram illustrating a structure E shown in FIG. 5 according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a portion F in fig. 5 according to an embodiment of the present invention.

In the figure: 1. the detection equipment comprises a detection equipment body, 101, a detection mechanism, 102, a gas conveying mechanism, 2, a convenient clamping and fixing mechanism, 201, a fixed base, 202, a detection valve, 203, a clamping mechanism, 204, a fixed limiting plate, 205, a gas conveying pipe, 206, a connecting gas cylinder, 207, a clamping and fixing seat, 208, an arc-shaped supporting piece, 209, a trapezoid control block, 210, a flexible protection pad, 211, an arc-shaped clamping piece, 212, a fixed spring, 213, an elastic protection pad, 214, a pressure sensor, 3, a movable clamping mechanism, 301, a fixed clamping plate, 302, a movable connecting block, 303, a driving threaded rotating shaft, 304, a driving bevel gear, 305, a direction-changing bevel gear, 306, an adjusting rotating shaft, 307, a movable supporting block, 308, a driven bevel gear, 309, a driving bevel gear, 310, a driving rotating shaft, 311, a clamping motor, 312, a coupler, 313, a control box and 4, an auxiliary sealing mechanism, 401. The sealing connection barrel is 402, the push plate is moved 403, the arc control plate is 404, the limiting cylinder is 405, the return spring is 406, the communication air pipe is 407, and the sealing air bag is 407.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.

The invention discloses valve tightness detection equipment with strong applicability and convenient operation, which is shown in figures 1-9 and comprises a detection equipment body 1, wherein a detection mechanism 101 is connected on the detection equipment body 1, the tightness of a detection valve 202 is convenient to detect through the detection mechanism 101, a gas conveying mechanism 102 is connected on one side of the detection mechanism 101, which is close to the detection equipment body 1, so that high-pressure gas can be conveniently input into the detection valve 202 through the gas conveying mechanism 102, a portable clamping and fixing mechanism 2 is connected at one end of the gas conveying mechanism 102, which is far away from the detection mechanism 101, so that the detection valve 202 can be conveniently installed and fixed, the convenience for detecting the detection valve 202 is improved, the portable clamping and fixing mechanism 2 comprises a fixed base 201, the fixed base 201 is convenient to play a role of fixedly supporting the clamping and fixing seat 207, and the detection valve 202 is arranged on one side of the fixed base 201, which is far away from the detection equipment body 1, be equipped with block mechanism 203 between detection valve 202 and the unable adjustment base 201, be convenient for play the fixed effect of block through block mechanism 203 to detection valve 202, improved the suitability and the convenience of check out test set body 1 use.

Referring to fig. 1 to 6, both sides of the fixing base 201 are connected with the fixing limit plates 204, so as to perform a limiting support function on the detection valve 202 through the fixing limit plates 204, thereby improving the stability of the portable fastening fixing mechanism 2 during use, one side of the fixing limit plate 204, which is close to the detection valve 202, is provided with the gas delivery pipe 205, so as to perform a detection function on the sealing performance of the detection valve 202 by a way of delivering gas to the detection valve 202 through the gas delivery pipe 205, the connecting gas cylinder 206 is connected between the gas delivery pipe 205 and the fixing limit plates 204, the connecting gas cylinder 206 performs a connecting and accommodating function on the gas delivery pipe 205, so as to enable the gas delivery pipe 205 to correspondingly move along with the movement of the fixing clamping plate 301, the connecting gas cylinder 206 is communicated with the gas delivery mechanism 102, so as to facilitate the high-pressure gas in the gas delivery mechanism 102 to perform a gas delivery function on the gas delivery pipe 205 through the connecting gas cylinder 206, be connected with between gas transmission pipe 205 and the check out test set body 1 and remove clamping mechanism 3, remove clamping mechanism 3 and gas transmission pipe 205 phase-match, be convenient for play the fixed clamp's effect to detection valve 202 through removing clamping mechanism 3, improved the stability of carrying out the leakproofness detection to detection valve 202.

Wherein, be connected with supplementary sealing mechanism 4 between fixed clamp plate 301 and the detection valve 202, be convenient for play supplementary sealed effect to detecting valve 202 through supplementary sealing mechanism 4, the inaccurate condition of detection in the detection equipment body 1 use has been avoided appearing, supplementary sealing mechanism 4 includes sealing connecting cylinder 401, be convenient for play support and spacing effect to detecting valve 202 through sealing connecting cylinder 401, the effect of sealing up to detecting valve 202 has been improved, be equipped with removal push pedal 402 in the sealing connecting cylinder 401, be convenient for carry out the mode that removes along with the removal of fixed clamp plate 301 through removing push pedal 402 and play the control action to detecting valve 202's encapsulated situation, make sealed gasbag 407 can carry out corresponding inflation along with detecting valve 202's actual size, the suitability in the testing equipment body 1 use has been improved.

Referring to fig. 5-9, one side of the movable push plate 402 away from the detection valve 202 is connected with an arc control plate 403, which facilitates the formation of a sealed control cavity through the mutual cooperation of the arc control plate 403 and a limiting cylinder 404, thereby facilitating the control of the expansion state of the clamping fixing seat 207 according to the moving state of the movable push plate 402, the outer side of the arc control plate 403 is provided with the limiting cylinder 404, which facilitates the limiting cylinder 404 to support and limit the arc control plate 403, a plurality of reset springs 405 are connected between the arc control plate 403 and the limiting cylinder 404, which facilitates the resetting of the arc control plate 403 through the interaction of the reset springs 405 and the arc control plate 403.

As shown in fig. 5-9, a communication air pipe 406 is connected to one side of the limiting cylinder 404, so that the compressed air in the limiting cylinder 404 can be conveyed through the communication air pipe 406, thereby facilitating the control of the expansion state of the clamping fixed seat 207 by the way of conveying gas into the clamping fixed seat 207, facilitating the installation and fixation of the communicating gas pipe 406 by the clearance groove which is chiseled in the sealing connecting cylinder 401 and is matched with the communicating gas pipe 406, meanwhile, the communicated air pipe 406 is protected by the sealing connecting cylinder 401, the stability of the communicated air pipe 406 in the using process is improved, one end, away from the limiting air cylinder 404, of the communicated air pipe 406 is connected with the sealing air bag 407, the sealing effect on the detection valve 202 is facilitated through the interaction of the sealing air bag 407 and the detection valve 202, and the precision of the detection of the sealing performance of the detection valve 202 is improved.

Referring to fig. 2-3, the engaging mechanism 203 includes an engaging fixing seat 207 for fixing and supporting the arc-shaped supporting member 208 via the engaging fixing seat 207, and for engaging and fixing the detection valve 202, so as to improve the stability of installing and fixing the detection valve 202, an arc-shaped supporting member 208 is disposed on a side of the engaging fixing seat 207 away from the detection apparatus body 1 for fixing and supporting the detection valve 202 via the arc-shaped supporting member 208, and for fixing and supporting and moving the trapezoid control block 209 via the arc-shaped supporting member 208, so as to correspondingly control the engaging and fixing state of the detection valve 202 via the movement of the arc-shaped supporting member 208, so as to improve the convenience of installing and fixing the detection valve 202, and the trapezoid control block 209 is connected to one end of the arc-shaped supporting member 208 located in the engaging fixing seat 207, the interaction between the trapezoid control block 209 and the arc-shaped engaging member 211 is used to control the engaging and fixing state of the check valve 202.

Referring to fig. 2-3, a movable avoiding groove matched with the trapezoidal control block 209 is formed in the connecting air cylinder 206 in a chiseled manner, so that the trapezoidal control block 209 can move in the movable avoiding groove, thereby facilitating the control of the clamping and fixing state of the arc-shaped clamping piece 211, one side of the arc-shaped supporting piece 208 away from the trapezoidal control block 209 is connected with a flexible protection pad 210, facilitating the buffering and supporting of the detection valve 202 through the flexible protection pad 210, avoiding the damage to the detection valve 202 in the fixing process of the detection valve 202, improving the reliability of the portable clamping and fixing mechanism 2 in the using process, and increasing the friction force between the detection valve 202 and the arc-shaped supporting piece 208 through the flexible protection pad 210, and improving the effect of clamping and fixing the detection valve 202.

Referring to fig. 2-4, arc-shaped fasteners 211 are arranged on two sides of the arc-shaped support 208, the arc-shaped fasteners 211 are rotatably connected with the fastening fixing seat 207, so that the fastening fixing state of the detection valve 202 can be controlled by the rotation of the arc-shaped fasteners 211, the fastening fixing convenience of the detection valve 202 is improved, meanwhile, the subsequent centering and sealing of the detection valve 202 are facilitated, the situation that the detection valve 202 cannot be centered and fixed due to the inclination is avoided, the precision of the tightness detection of the detection valve 202 is improved, meanwhile, the situation that the detection valve 202 is manually assisted and fixed by an operator is avoided, the risk of damage to the health of the operator is reduced, and the safety of the detection device body 1 in the using process is improved.

Referring to fig. 2-4, a fixing spring 212 is connected to a side of the arc-shaped engaging member 211 away from the ladder control block 209, so that the arc-shaped engaging member 211 can be fixed and reset by interaction between the fixing spring 212 and the arc-shaped engaging member 211, and meanwhile, the arc-shaped engaging member 211 can be fixed to the detection valves 202 with different diameters by interaction between the fixing spring 212 and the arc-shaped engaging member 211, a spring placing groove matched with the fixing spring 212 is formed in the connecting cylinder 206, so that the fixing spring 212 can be fixed by cutting the spring placing groove, and a moving space is provided for compression and resetting of the fixing spring 212.

Referring to fig. 2-3, an elastic protection pad 213 is disposed between the arc engaging member 211 and the detection valve 202, so as to improve the effect of the arc engaging member 211 on engaging and fixing the detection valve 202 through the elastic protection pad 213, and reduce the risk of damage to the detection valve 202 during engaging and fixing, one side of the elastic protection pad 213 away from the flexible protection pad 210 is connected with a pressure sensor 214, so as to detect the acting force applied between the detection valve 202 and the elastic protection pad 213 through the pressure sensor 214, thereby facilitating the detection and judgment of the engaging and fixing state of the detection valve 202, and facilitating the subsequent detection of the sealing performance of the detection valve 202.

Referring to fig. 5-8, the movable clamping mechanism 3 includes a pair of fixed clamping plates 301, so as to clamp, fix and seal the detection valve 202 through the interaction between the fixed clamping plates 301 and the detection valve 202, and improve the stability of detecting the sealing performance of the detection valve 202, one side of the fixed clamping plates 301 close to the detection device body 1 is connected with a movable connecting block 302, so as to fix, support and drive the fixed clamping plates 301 through the movable connecting block 302, and simultaneously, so as to perform the fixing and clamping functions on the detection valves 202 with different lengths by the way that the fixed clamping plates 301 move correspondingly with the movement of the movable connecting block 302, so as to facilitate the subsequent detachment of the detection valve 202 by the way of moving the fixed clamping plates 301, thereby improving the convenience of the detection device body 1 in the use process, a movable fixing groove matched with the movable connecting block 302 is drilled in the fixed base 201, mode that is convenient for make removal connecting block 302 remove along the removal fixed slot plays the effect of mobile control to fixed clamping plate 301, be equipped with drive screw thread pivot 303 in the removal fixed slot, drive screw thread pivot 303 runs through the setting of removal connecting block 302, be convenient for play the effect that fixed stay and drive removed to removal connecting block 302 through drive screw thread pivot 303, the rotatory mode of accessible control drive screw thread pivot 303 plays position control's effect to fixed clamping plate 301, the suitability in the testing apparatus body 1 use has been improved.

Referring to fig. 5-8, a driving bevel gear 304 is connected to both sides of the movable connection block 302 close to the detection valve 202, so that the driving threaded shaft 303 is driven by the driving bevel gear 304, the stability of adjusting the position of the fixed clamping plate 301 is improved, a direction-changing bevel gear 305 is engaged with one side of the driving bevel gear 304, the direction-changing bevel gear 305 performs the functions of driving and changing the driving direction, so that the fixed clamping plate 301 can move correspondingly with the rotation of the direction-changing bevel gear 305 under the action of the movable connecting block 302, the number of teeth of the transmission bevel gear 304 is the same as that of the direction-changing bevel gear 305, so that the transmission bevel gear 304 can rotate correspondingly under the transmission of the direction-changing bevel gear 305, therefore, the pair of fixed clamping plates 301 can fixedly clamp the detection valve 202 at the same moving speed, and the effect of centering and fixing the detection valve 202 through the fixed clamping plates 301 is improved.

Referring to fig. 5-8, an adjusting shaft 306 is connected between the direction-changing bevel gear 305 and the fixed base 201, so as to perform the functions of fixed support and power transmission on the direction-changing bevel gear 305 through the adjusting shaft 306, a moving support block 307 is connected to a side of the adjusting shaft 306 away from the direction-changing bevel gear 305, the moving support block 307 is connected to the fixed base 201, so as to perform the functions of fixed support and height adjustment on the fixed base 201 through the moving support block 307, an internal thread matched with the adjusting shaft 306 is formed in the moving support block 307, and by forming the internal thread, the moving support block 307 can move correspondingly with the rotation of the adjusting shaft 306 under the interaction of the internal thread and the external thread, so as to perform corresponding height adjustment on the connecting air cylinder 206 with the movement of the fixed clamping plate 301, thereby improving the convenience of installing and disassembling the air cylinder 202 by lifting the connecting air cylinder 206, the efficiency of operating personnel to detecting valve 202 leakproofness detection has been improved.

Referring to fig. 5-7, a driven bevel gear 308 is connected to a side of the movable connection block 302 away from the transmission bevel gear 304, so that the driven bevel gear 308 drives the driving threaded shaft 303, and the fixed clamping plate 301 moves correspondingly with the rotation of the driven bevel gear 308 under the action of the movable connection block 302, a driving bevel gear 309 is engaged with one side of the driven bevel gear 308, the driving bevel gear 309 plays a role of transmitting the power of the transmission shaft 310, a rotary transmission cavity matched with the driving bevel gear 309 is drilled in the fixed base 201, and the rotary transmission cavity is drilled so as to facilitate the rotation and fixation of the driving bevel gear 309, thereby providing a rotation space for the trapezoidal control block 209.

Referring to fig. 5 to 7, a transmission rotating shaft 310 is connected between the drive bevel gear 309 and the fixed base 201, so that the drive bevel gear 309 is fixedly supported and driven to rotate by the transmission rotating shaft 310, a clamping motor 311 is arranged on one side of the transmission rotating shaft 310, which is far away from the drive bevel gear 309, the clamping motor 311 plays a role in generating power, so that the fixed clamping state of the fixed clamping plate 301 is controlled by the clamping motor 311, the convenience of fixedly clamping the detection valve 202 is improved, a coupling 312 is connected between the clamping motor 311 and the transmission rotating shaft 310, the coupling 312 plays a role in connecting the clamping motor 311 and the transmission rotating shaft 310, and the transmission rotating shaft 310 rotates correspondingly along with the operation of the clamping motor 311 under the effect of the coupling 312.

Referring to fig. 1 to 7, one side of the detection apparatus body 1 is connected with a control box 313, which facilitates control of the fixed clamping and detection state of the detection valve 202 through the control box 313, improves convenience of detection of a sealing line of the detection valve 202, the pressure sensor 214 and the clamping motor 311 are both electrically connected with the control box 313, and by electrically connecting the pressure sensor 214 with the control box 313, detection of an acting force between the detection valve 202 and the fixed spring 212 through the pressure sensor 214 is facilitated, detection and judgment of the installation state of the detection valve 202 is facilitated, and by electrically connecting the clamping motor 311 with the control box 313, control of the operation state of the clamping motor 311 through the control box 313 is facilitated, thereby facilitating control of the fixed clamping and connection state of the detection valve 202.

When the sealing detection device is used specifically, when the detection valve 202 needs to be subjected to sealing detection, an operator can place the detection valve 202 on the clamping fixing seat 207, move the arc-shaped supporting piece 208 by pressing the detection valve 202, clamp and fix the detection valve 202 through the interaction of the trapezoid control block 209 and the arc-shaped clamping piece 211, and detect the acting force between the detection valve 202 and the elastic protection pad 213 through the pressure sensor 214, so that the fixed state of the detection valve 202 is judged;

when the pressure sensor 214 detects that the detection valve 202 is fixed, the control box 313 controls the operation of the clamping motor 311, so that the driving threaded rotating shaft 303 rotates under the action of the driven bevel gear 308, the fixed clamping plate 301 moves along with the rotation of the driving threaded rotating shaft 303 under the action of the movable connecting block 302, the adjusting rotating shaft 306 correspondingly rotates along with the rotation of the transmission bevel gear 304 under the action of the direction-changing bevel gear 305, the movable supporting block 307 descends along with the rotation of the adjusting rotating shaft 306 under the interaction of the internal thread and the external thread, the sealing connecting cylinder 401 plays a role in limiting and sealing for the detection valve 202, the movable push plate 402 can move along with the movement of the fixed clamping plate 301 under the action of the detection valve 202, the air in the limiting cylinder 404 is compressed by the arc-shaped control plate 403 during the movement of the movable push plate 402, and the compressed air is conveyed into the sealing air bag 407 through the communicating air pipe 406, the detection valve 202 is sealed in a way that the sealing air bag 407 expands along with the appearance of the detection valve 202;

after the detection is finished, the clamping motor 311 can be controlled to rotate reversely through the control box 313, so that the fixed clamping state of the detection valve 202 is released by the fixed clamping plate 301 under the action of the driving threaded rotating shaft 303, meanwhile, the direction-changing bevel gear 305 can rotate along with the rotation of the driving bevel gear 304, the movable supporting block 307 is lifted under the action of the adjusting rotating shaft 306, then, the detection valve 202 can be detached by an operator in an extraction mode, and the convenience of mounting and detaching the detection valve 202 is improved.

According to the technical scheme, the invention has the following beneficial effects:

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The valve sealing performance detection device with high applicability and convenience in operation comprises a detection device body (1), and is characterized in that the detection device body (1) is connected with a detection mechanism (101), one side, close to the detection device body (1), of the detection mechanism (101) is connected with a gas conveying mechanism (102), and one end, far away from the detection mechanism (101), of the gas conveying mechanism (102) is connected with a portable clamping and fixing mechanism (2);

portable block fixed establishment (2) is including unable adjustment base (201), one side that the check out test set body (1) was kept away from in unable adjustment base (201) is equipped with detection valve (202), be equipped with block mechanism (203) between detection valve (202) and unable adjustment base (201), the both sides of unable adjustment base (201) all are connected with fixed limiting plate (204), one side that fixed limiting plate (204) are close to detection valve (202) is equipped with defeated air feed pipe (205), be connected with between defeated air feed pipe (205) and fixed limiting plate (204) and be connected inflator (206), it is linked together with gas conveying mechanism (102) to connect inflator (206), be connected with between defeated air feed pipe (205) and the check out test set body (1) and remove clamping mechanism (3), remove clamping mechanism (3) and defeated air feed pipe (205) phase-match.

2. The valve tightness detection device with high applicability and convenient operation according to claim 1, wherein the clamping mechanism (203) comprises a clamping fixing seat (207), an arc-shaped support member (208) is arranged on one side, away from the detection device body (1), of the clamping fixing seat (207), one end, located in the clamping fixing seat (207), of the arc-shaped support member (208) is connected with a trapezoidal control block (209), a movable avoiding groove matched with the trapezoidal control block (209) is formed in the clamping fixing seat (207) in a chiseled mode, and a flexible protection pad (210) is connected to one side, away from the trapezoidal control block (209), of the arc-shaped support member (208).

3. The device for detecting the tightness of the valve with strong applicability and convenient operation according to claim 2 is characterized in that arc-shaped clamping pieces (211) are arranged on two sides of the arc-shaped supporting piece (208), the arc-shaped clamping pieces (211) are rotatably connected with the clamping fixed seat (207), one side of each arc-shaped clamping piece (211), which is far away from the trapezoidal control block (209), is connected with a fixed spring (212), and a spring placing groove matched with the fixed spring (212) is formed in the clamping fixed seat (207) in a chiseled mode.

4. The device for detecting the tightness of the valve, which has high applicability and is convenient to operate, according to claim 3, characterized in that an elastic protection pad (213) is arranged between the arc-shaped clamping piece (211) and the detection valve (202), and a pressure sensor (214) is connected to one side, away from the arc-shaped clamping piece (211), of the elastic protection pad (213).

5. The high-applicability and convenient-to-operate valve tightness detection device according to claim 1, wherein the movable clamping mechanism (3) comprises a pair of fixed clamping plates (301), one side, close to the detection device body (1), of each fixed clamping plate (301) is connected with a movable connecting block (302), a movable fixing groove matched with the movable connecting block (302) is formed in each fixed base (201) in a chiseled mode, a driving threaded rotating shaft (303) is arranged in each movable fixing groove, and the driving threaded rotating shaft (303) penetrates through the movable connecting block (302).

6. The valve tightness detection device with strong applicability and convenient operation according to claim 5, wherein one side of the movable connecting block (302) close to the detection valve (202) is connected with a transmission bevel gear (304), one side of the transmission bevel gear (304) is meshed with a direction-changing bevel gear (305), and the number of teeth of the transmission bevel gear (304) is the same as that of the direction-changing bevel gear (305).

7. The valve tightness detection device with high applicability and convenient operation according to claim 6, characterized in that an adjusting rotating shaft (306) is connected between the direction-changing bevel gear (305) and the fixed base (201), one side of the adjusting rotating shaft (306) far away from the direction-changing bevel gear (305) is connected with a movable supporting block (307), the movable supporting block (307) is connected with the fixed base (201), and an internal thread matched with the adjusting rotating shaft (306) is chiseled in the movable supporting block (307).

8. The valve tightness detection device with strong applicability and convenient operation according to claim 5, is characterized in that a driven bevel gear (308) is connected to one side of the movable connecting block (302) far away from the transmission bevel gear (304), a driving bevel gear (309) is meshed with one side of the driven bevel gear (308), and a rotary transmission cavity matched with the driving bevel gear (309) is drilled in the fixed base (201).

9. The device for detecting the tightness of the valve, which has strong applicability and is convenient to operate, according to claim 8, is characterized in that a transmission rotating shaft (310) is connected between the drive bevel gear (309) and the fixed base (201), a clamping motor (311) is arranged on one side, away from the drive bevel gear (309), of the transmission rotating shaft (310), and a coupler (312) is connected between the clamping motor (311) and the transmission rotating shaft (310).

10. The valve tightness detection device with high applicability and convenient operation according to claim 1 is characterized in that a control box (313) is connected to one side of the detection device body (1), and the pressure sensor (214) and the clamping motor (311) are electrically connected with the control box (313).