CN115112308A - Rubber tube gas tightness detection device - Google Patents
Rubber tube gas tightness detection device Download PDFInfo
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- CN115112308A CN115112308A CN202210881864.3A CN202210881864A CN115112308A CN 115112308 A CN115112308 A CN 115112308A CN 202210881864 A CN202210881864 A CN 202210881864A CN 115112308 A CN115112308 A CN 115112308A
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- rubber tube
- abutting
- rubber
- hollow column
- fixing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
Abstract
The invention relates to the technical field of rubber tube detection, in particular to a rubber tube air tightness detection device which comprises a detection box, a fixing clamp and a plugging and stretching mechanism, wherein the detection box is internally provided with the fixing clamp for fixing a plurality of rubber tubes simultaneously; according to the invention, the rubber tube is limited and fixed through the fixing clamp, so that the rubber tube is prevented from moving in a shrinkage mode during plugging, the two ends of the rubber tube are difficult to plug through the plugging and stretching mechanism, then the two ends of the rubber tube are plugged through the plugging and stretching mechanism, and then the rubber tube is stretched, so that the situation that part of holes on the rubber tube are plugged due to folding at the telescopic bending part of the rubber tube when the air tightness detection is carried out on the rubber tube is prevented, the effective air tightness detection effect is difficult to achieve, and the accuracy of the air tightness detection of the rubber tube is improved.
Description
Technical Field
The invention relates to the technical field of rubber tube detection, in particular to a rubber tube air tightness detection device.
Background
Rubber tubes are tubular rubber products for conveying gas, liquid, slurry or granular materials, the rubber tubes are applied to various fields of life and production, the air tightness of the rubber tubes is one of important indexes for measuring the quality of the rubber tubes, the rubber tube fittings are divided into rigid tubes and flexible tubes, and the flexible tubes are divided into flexible tubes and corrugated tubes.
The hard rubber tube can detect through closing plate shutoff both ends terminal surface when carrying out the gas tightness and detecting, and corrugated rubber tube then can not direct shutoff terminal surface, need fix corrugated rubber tube earlier, prevents that corrugated rubber tube from taking place the shrink when the shutoff, then carries out the gas tightness to the rubber tube and detects.
When carrying out the gas tightness to soft ripple rubber tube and detecting, because the ripple of ripple rubber tube is folding more, easily with the gas leakage department shutoff of rubber tube or folding blocking, consequently when adopting the mode of aerifing the immersion to detect the rubber tube, unable accurate observation rubber tube whether leaks gas, has reduced the degree of accuracy that the rubber tube gas tightness detected.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme that the rubber tube air tightness detection device comprises a detection box, a fixing clamp and a plugging and stretching mechanism, wherein the fixing clamp for fixing a plurality of rubber tubes simultaneously is installed in the detection box, the plurality of rubber tubes are uniformly distributed along the length direction of the detection box, and the plugging and stretching mechanisms for plugging two ends of the rubber tubes are installed on two inner walls of the detection box along the length direction of the detection box.
The plugging and stretching mechanism comprises sinking grooves which are formed in two inner walls along the length direction of the detection box, sinking plates are connected in the sinking grooves in a sliding manner, dragging grooves are formed in the sinking plates, dragging plates are connected in the dragging grooves in a sliding manner, connecting frames are installed on the end faces, close to the rubber tubes, of the dragging plates through electric telescopic rods symmetrically arranged along the length direction of the dragging plates, each connecting frame comprises fixing rings evenly arranged along the length direction of the detection box and connecting rods connecting the two adjacent fixing rings, the fixing rings correspond to the rubber tubes one to one, annular seats are installed on the end faces, close to the rubber tubes, of the fixing rings through fixing rods evenly arranged along the circumferential direction of the fixing rings, annular seats are connected with fixing discs in a rotating manner, hollow columns concentric with the fixing discs are installed on the end faces, close to the rubber tubes, circular hole grooves which are identical to the inner diameter of the hollow columns and are communicated with the inner diameter of the hollow columns are formed in the fixing discs, connecting cylinders are installed in the circular hole grooves, the connecting cylinder penetrates through the abutting disc, the end faces, far away from the abutting disc, of the connecting cylinder on the same side in the length direction of the detection box are jointly provided with a driving plate, the connecting cylinder is rotatably connected with the driving plate, the two annular seats on the edge are respectively provided with an ear seat, the two ear seats are symmetrically arranged, the ear seats are provided with sliding grooves in sliding connection with the driving plate, the end face, close to the hollow column, of the connecting cylinder is provided with an extrusion head, the extrusion head consists of a conical column and a cylinder fixedly connected with the conical column, the diameter of the conical column is gradually increased from the hollow column to the abutting disc, the side wall of the hollow column is in sliding connection with push rods uniformly distributed along the circumferential direction of the hollow column, the end face, far away from the hollow column, of the push rods is provided with an arc abutting plate, the arc abutting plate is connected with the side wall of the hollow column through a reset spring, the driving plate on one side is rotatably connected with air pipes uniformly distributed, and the air pipes penetrate through the driving plate and are communicated with the corresponding connecting cylinder, the connecting cylinder and the hollow column are both provided with a communicating groove for communicating the air supply pipe with the rubber pipe.
Preferably, the arc-shaped abutting plate is provided with L-shaped sliding rods on the end face close to the abutting disc, and the abutting disc is provided with sliding position grooves which are uniformly distributed along the circumferential direction of the abutting disc and are in sliding connection with the L-shaped sliding rods.
Preferably, the end face, far away from the rubber tube, of the abutting disc is provided with a gear ring, the annular seat is provided with a rotating shaft, the rotating shaft is fixedly sleeved with a gear meshed with the gear ring, and the rotating shaft on the same side is in transmission connection through a chain wheel and a chain.
Preferably, the hollow column inner wall is far away from the end face of supporting the solid dish and is installed the telescopic spring pole, the flexible end of telescopic spring pole is installed and is supported and push away the dish, the hollow column inner wall is far away from the end face of supporting the solid dish and is installed along the leading wheel of its circumference even arrangement, the hollow column inner wall is kept away from the terminal surface of supporting the solid dish and is installed annular arm-tie through the support spring of evenly arranging along its circumference, support and install the pulling rope of evenly arranging along its circumference on pushing away the dish, the pulling rope is walked around behind the leading wheel and is connected with annular arm-tie, the spacing groove of evenly arranging along its circumference is seted up to the lateral wall of hollow column, the otic placode of evenly arranging along its circumference and with spacing groove sliding connection is installed to the lateral wall of annular arm-tie, the arc is supported the board and is kept away from the terminal surface of supporting the solid dish and has been seted up the hinge groove, the rotation of hinge inslot is connected with the cardboard, be connected through the articulated pole of supporting between cardboard and the otic placode.
Preferably, the end face of the abutting disc close to the rubber tube is provided with an annular groove, and an annular sealing gasket for sealing the rubber tube and the abutting disc is installed in the annular groove.
Preferably, the mounting fixture comprises the bracing piece that installs at the inboard diapire of detection case and be the matrix and arrange, install down the cassette jointly along the bracing piece top that detection case width direction arranged, symmetrical arrangement's deflector is all installed at two tops of detection case width direction, slidable mounting has the lifting rod along between the corresponding deflector of detection case length direction, set up on the deflector with lifting rod sliding connection carry the pull groove, install the last cassette of evenly arranging along its length direction jointly on two lifting rods, go up the cassette and all install the card seat of fixing to the rubber tube with the opposite face of lower cassette.
Preferably, the opposite faces of the clamping seats on the upper side and the lower side are provided with corrugated grooves, and the corrugated grooves are used for clamping and limiting the rubber pipe.
Preferably, the upper clamping seats are sleeved on the lifting rods in a sliding mode, two adjacent upper clamping seats are connected through a connecting plate, fixing blocks symmetrically arranged along the length direction of the upper clamping seats are mounted at the tops of the upper clamping seats close to the side wall of the detection box, limiting blocks are mounted on the two lifting rods, spring grooves are formed in the fixing blocks, Contraband-shaped frames are mounted in the spring grooves through extension springs, and the Contraband-shaped frames are used for locking the fixing blocks and the limiting blocks.
The invention has the beneficial effects that: 1. according to the rubber tube air tightness detection device, the rubber tube is limited and fixed through the fixing clamp, the rubber tube is prevented from moving in a shrinkage mode when being blocked, then two ends of the rubber tube are blocked through the blocking and stretching mechanism, then the rubber tube is stretched, when the rubber tube is subjected to air tightness detection, a part of holes in the rubber tube are blocked at the telescopic bending part of the rubber tube due to folding, an effective air tightness detection effect is difficult to achieve, and the rubber tube is driven to rotate through meshing of the gear and the gear ring in the rubber tube detection process, so that a worker can comprehensively observe the detection of the rubber tube.
2. The annular pulling plate pushes the clamping plate to overturn through the abutting rod in the moving process until the clamping plate abuts against the inner wall of the rubber pipe tightly, and the clamping plate and the arc abutting plate are matched to clamp the end of the rubber pipe tightly, so that the rubber pipe is pulled to extend, and the fixing effect on the rubber pipe is enhanced.
3. When the rubber tube is not placed on the clamping seat at the lower side, the upper clamping seat moves to drive the clamping seat at the bottom of the upper clamping seat to be staggered with the clamping seat at the lower side, so that an operator can place the rubber tube on the clamping seat at the lower side conveniently.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is an enlarged view of fig. 1 a of the present invention.
Fig. 3 is a schematic structural diagram of a fixed block, a limiting block, an extension spring and an Contraband-shaped frame.
Fig. 4 is a schematic perspective view of the fixing clip of the present invention.
Fig. 5 is a partial perspective view of the occluding and stretching mechanism of the present invention.
Fig. 6 is a schematic sectional structure view of the plugging stretching mechanism and the fixing clamp of the invention.
Fig. 7 is an enlarged view of the invention at B of fig. 6.
Fig. 8 is a schematic structural view of the lower clamping base, the upper clamping base and the clamping base of the present invention.
In the figure: 1. a detection box; 2. fixing a clamp; 20. a support bar; 21. a lower clamping seat; 22. a guide plate; 23. lifting a pull rod; 24. an upper clamping seat; 25. a clamping seat; 201. a connecting plate; 202. a fixed block; 203. a limiting block; 204. an extension spring; 205. contraband type frame; 3. a plugging and stretching mechanism; 30. sinking the tank; 31. sinking the plate; 310. an L-shaped sliding rod; 311. a slide groove; 32. dragging and moving the groove; 33. dragging and moving the plate; 34. an electric telescopic rod; 35. a connecting frame; 36. an annular seat; 37. a support disc; 370. a ring gear; 371. a rotating shaft; 372. a gear; 373. an annular seal; 38. a hollow column; 380. a telescoping spring rod; 381. pushing the disc; 382. a guide wheel; 383. pulling the rope; 384. an annular pull plate; 385. a limiting groove; 386. a hinge slot; 387. clamping a plate; 388. a support rod; 39. a connecting cylinder; 301. driving the plate; 302. an ear mount; 303. extruding the pushing head; 304. a push rod; 305. an arc-shaped abutting plate; 306. a return spring; 307. an air supply pipe; 308. a communicating groove; 4. a rubber tube.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1, a rubber tube gas tightness detection device, including detection case 1, mounting fixture 2 and shutoff tension mechanism 3, install in the detection case 1 and be used for carrying out the mounting fixture 2 that fixes simultaneously to a plurality of rubber tube 4, a plurality of rubber tubes 4 are evenly arranged along 1 length direction of detection case, and detection case 1 is installed along two inner walls of its length direction and is carried out shutoff tension mechanism 3 of shutoff to rubber tube 4 both ends.
Referring to fig. 1, 6 and 8, the fixing fixture 2 is composed of supporting rods 20 which are installed on the bottom wall of the inner side of the detection box 1 and are arranged in a matrix, a lower clamping seat 21 is installed at the top of the supporting rods 20 which are arranged along the width direction of the detection box 1, guide plates 22 which are symmetrically arranged are installed at the two tops of the width direction of the detection box 1, a lifting rod 23 is installed between the guide plates 22 corresponding to the length direction of the detection box 1 in a sliding manner, a lifting groove which is connected with the lifting rod 23 in a sliding manner is formed in each guide plate 22, upper clamping seats 24 which are evenly arranged along the length direction of each lifting rod 23 are installed on the two lifting rods 23, and clamping seats 25 which fix the rubber tube 4 are installed on the opposite surfaces of the upper clamping seats 24 and the lower clamping seats 21.
Referring to fig. 6, the opposite surfaces of the clamping seat 25 on the upper and lower sides are provided with corrugated grooves, and the corrugated grooves are used for clamping and limiting the rubber tube 4.
Place rubber tube 4 on the card solid seat 25 of downside, then through the electronic slider of the external drive who is connected with lifting rod 23 drive lifting rod 23 and the card solid seat 25 downstream on the lifting rod 23, it is fixed with rubber tube 4 to two card solid seats 25 up, the ripple lateral wall card of rubber tube 4 is on the ripple groove, prevent that rubber tube 4 from contracting at the in-process of shutoff, after the shutoff at the both ends of rubber tube 4 is accomplished, shift out the immersion water from card solid seat 25 with rubber tube 4.
Referring to fig. 1, 2, 3, 4 and 6, the upper clamping seats 24 are slidably sleeved on the lifting rod 23, two adjacent upper clamping seats 24 are connected through a belt connecting plate 201, the top of one upper clamping seat 24 close to the side wall of the detection box 1 is provided with fixing blocks 202 symmetrically arranged along the length direction of the upper clamping seat 24, both the two lifting rods 23 are provided with limiting blocks 203, the fixing blocks 202 are provided with spring grooves, Contraband-shaped frames 205 are arranged in the spring grooves through extension springs 204, the Contraband-shaped frames 205 are used for locking the fixing blocks 202 with the limiting blocks 203, and one upper clamping seat 24 is provided with a handle.
When the rubber tube 4 is not placed on the lower clamping seat 25, the upper clamping seat 24 is pushed to move to drive the clamping seat 25 at the bottom of the upper clamping seat to be staggered with the lower clamping seat 25, so that the rubber tube 4 is placed on the lower clamping seat 25, then the handle arranged on the upper clamping seat 24 is pulled, the plurality of upper clamping seats 24 are driven to move through the handle, meanwhile, the Contraband-type frame 205 is pulled to move until the upper clamping seat 24 abuts against the limiting block 203, at the moment, the upper clamping seat 24 aligns with the lower clamping seat 21, at the moment, the Contraband-type frame 205 is loosened, the Contraband-type frame 205 is clamped on the limiting block 203 under the resetting action of the tension spring 204, so that the fixing block 202 and the limiting block 203 are locked and fixed, and finally, the lifting rod 23 drives the upper clamping seat 25 to move downwards to fix the rubber tube 4.
Referring to fig. 1, 4, 5, 6 and 7, the plugging and stretching mechanism 3 includes a sinking groove 30 formed on two inner walls along the length direction of the detection box 1, a sinking plate 31 is slidably connected to the sinking groove 30, a dragging groove 32 is formed on the sinking plate 31, a dragging plate 33 is slidably connected to the dragging groove 32, a connecting frame 35 is mounted on the end surface of the dragging plate 33 close to the rubber tube 4 through electric telescopic rods 34 symmetrically arranged along the length direction, the connecting frame 35 is composed of fixing rings uniformly arranged along the length direction of the detection box 1 and connecting rods connecting two adjacent fixing rings, the fixing rings correspond to the rubber tube 4 one by one, annular seats 36 are mounted on the end surface of the fixing ring close to the rubber tube 4 through fixing rods uniformly arranged along the circumference, fixing discs 37 are rotatably connected in the annular seats 36, hollow columns 38 concentric with the fixing discs 37 are mounted on the end surface of the fixing discs 37 close to the rubber tube 4, the abutting disc 37 is provided with a circular hole groove which has the same inner diameter as the hollow column 38 and is communicated with the hollow column, a connecting cylinder 39 is arranged in the circular hole groove, the connecting cylinder 39 penetrates through the abutting disc 37, the end faces, far away from the abutting disc 37, of the connecting cylinder 39 on the same side in the length direction of the detection box 1 are jointly provided with a driving plate 301, the connecting cylinder 39 is rotatably connected with the driving plate 301, two ear seats 302 are respectively arranged on two most edge annular seats 36, the two ear seats 302 are symmetrically arranged, the ear seats 302 are provided with sliding grooves in sliding connection with the driving plate 301, the end face, close to the hollow column 38, of the connecting cylinder 39 is provided with a pushing head 303, the pushing head 303 comprises a conical column and a cylinder fixedly connected with the conical column, the diameter of the conical column is gradually increased from the hollow column 38 to the abutting disc 37, the side wall of the hollow column 38 is in sliding connection with push rods 304 uniformly arranged along the circumferential direction of the hollow column, the end face, far away from the hollow column 38, of the push rods 304 are provided with an arc abutting plate 305, the arc-shaped abutting plate 305 is connected with the side wall of the hollow column 38 through a return spring 306, the driving plate 301 on one side is rotatably connected with air supply pipes 307 which are uniformly distributed, the air supply pipes 307 penetrate through the driving plate 301 and then are communicated with the corresponding connecting cylinders 39, and the connecting cylinders 39 and the hollow column 38 are both provided with communicating grooves 308 which are used for communicating the air supply pipes 307 with the rubber pipes 4.
Referring to fig. 5 and 7, L-shaped sliding rods 310 are installed on the end surface of the arc-shaped abutting plate 305 close to the abutting disc 37, and sliding grooves 311 which are uniformly arranged along the circumferential direction of the abutting disc 37 and are slidably connected with the L-shaped sliding rods 310 are formed in the abutting disc 37.
After the rubber tube 4 is fixed, the electric telescopic rods 34 at two sides of the rubber tube 4 push the connecting frame 35 to move towards the rubber tube 4 until the abutting disc 37 abuts against the end of the rubber tube 4, at this time, the hollow column 38 is inserted into the rubber tube 4, then the external abutting electric sliding block connected with the driving plate 301 is started, the external abutting electric sliding block pushes the connecting cylinder 39 and the pushing head 303 to move towards the inside of the hollow column 38 through the driving plate 301, the pushing head 303 pushes the push rod 304 to move towards the outside of the hollow column 38 in the moving process, the push rod 304 pushes the arc abutting plate 305 to move in the moving process, at this time, the return spring 306 is in a stretching state, the L-shaped slide rod 310 guides the movement of the arc abutting plate 305, when the arc abutting plate 305 abuts against the inner wall of the end of the rubber tube 4, the push rod 304 is positioned on the cylindrical side wall of the pushing head 303, then the connecting cylinder 39 is inflated through the external air pump connected with the air feed pipe 307, gaseous through intercommunication groove 308 entering rubber tube 4, then open mounting fixture 2, make mounting fixture 2 no longer fix rubber tube 4, later drive through outside drive electric slider and pull board 33 and remove, make and pull board 33 and link 35 drive rubber tube 4 and remove, when pulling board 33 and support and move the groove and support when tightly, electric telescopic handle 34 contracts, thereby pulling rubber tube 4 extension, prevent that rubber tube 4 is carrying out the gas tightness and examining time measuring, the flexible department of buckling of rubber tube 4 is because folding partial hole that leads to on the rubber tube 4 is stifled, be difficult to reach effectual gas tightness detection effect, at last, push down electric slider through the outside and drive down heavy board 31 downstream, thereby with rubber tube 4 immersion water, thereby the staff judges whether gas leakage appears in rubber tube 4 through the bubble of observing the aquatic.
Referring to fig. 6 and 7, a gear ring 370 is installed on the end surface of the retaining disc 37 far from the rubber tube 4, a rotating shaft 371 is installed on the annular seat 36, a gear 372 engaged with the gear ring 370 is fixedly sleeved on the rotating shaft 371, and the rotating shaft 371 on the same side is in transmission connection through a chain wheel and a chain.
One of them axis of rotation 371 is connected with external drive motor, and external drive motor drives the axis of rotation 371 rotation rather than being connected, and axis of rotation 371 drives all the other axis of rotation 371 through the sprocket chain and rotates at the pivoted in-process, and axis of rotation 371 drives solid dish 37 rotation of supporting through the meshing of gear 372 and ring gear 370 at the pivoted in-process, supports solid dish 37 and drives the rubber tube 4 and rotate to the staff carries out comprehensive observation to rubber tube 4.
Referring to fig. 5, 6 and 7, an end surface of an inner wall of the hollow column 38, which is far away from the abutting disc 37, is provided with a telescopic spring rod 380, a pushing disc 381 is provided at a telescopic end of the telescopic spring rod 380, guide wheels 382 are provided at an end surface of the inner wall of the hollow column 38, which is far away from the abutting disc 37, and are uniformly arranged along a circumferential direction of the end surface, an annular pull plate 384 is provided at an end surface of the inner wall of the hollow column 38, which is far away from the abutting disc 37, through the pushing springs uniformly arranged along a circumferential direction of the end surface, pulling ropes 383 are provided on the pushing disc 381 and are uniformly arranged along a circumferential direction of the end surface, the pulling ropes 383 bypass the guide wheels 382 and are connected with the annular pull plate 384, a limit groove 385 is provided at a side wall of the hollow column 38, lug plates are uniformly arranged along a circumferential direction of the annular pull plate 384 and are slidably connected with the limit groove 385, a hinge groove 386 is provided at an end surface of the arc abutting plate 305, which is far away from the abutting disc 37, a hinge groove 386, a snap plate 387 is rotatably connected with the hinge groove 386, the clamping plate 387 is connected with the lug plate through a hinged support rod 388.
When the arc abutting plate 305 abuts against the inner wall of the end part of the rubber tube 4, the push rod 304 is located on the cylindrical side wall of the abutting head, then the driving plate 301 continues to push the pushing head 303 to move, the pushing head 303 abuts against the abutting disc 381 tightly, then the telescopic spring rod 380 is extruded to contract, at the moment, the abutting spring extends to push the annular pull plate 384 to move towards the abutting disc 381, the annular pull plate 384 pushes the clamping plate 387 to turn over through the abutting rod 388 in the moving process until the clamping plate 387 abuts against the inner wall of the rubber tube 4 tightly, at the moment, the clamping plate 387 is matched with the arc abutting plate 305 to clamp the end part of the rubber tube 4 tightly, so that the rubber tube 4 can be pulled to extend, and the fixing effect on the rubber tube 4 is enhanced.
Referring to fig. 6, an annular groove is formed in the end surface of the abutting disc 37 close to the rubber tube 4, and an annular sealing gasket 373 for sealing the rubber tube 4 and the abutting disc 37 is installed in the annular groove.
When the airtight test device works, a rubber tube 4 is placed on a fixing clamp 2, then the rubber tube 4 is fixed through the fixing clamp 2, then two ends of the rubber tube 4 are plugged through a plugging and stretching mechanism 3, after the two ends of the rubber tube 4 are plugged through the plugging and stretching mechanism 3, the fixing clamp 2 does not fix the rubber tube 4 any more, then the plugging and stretching mechanism 3 drives the rubber tube 4 to move out of a clamping seat 25, then the rubber tube 4 is pulled to extend, when the airtight test is carried out on the rubber tube 4, the flexible bending part of the rubber tube 4 is blocked due to folding, the effective airtight test effect is difficult to achieve, then the rubber tube 4 is moved downwards, the rubber tube 4 enters the water in a test box 1 and is inflated into the rubber tube 4, whether the air leakage of the rubber tube 4 occurs or not is judged through observing bubbles in the water, the abutting and fixing disc 37 is driven to rotate with the rubber tube 4 through a rotating shaft 371 in the observing process, so that the worker can observe the rubber tube 4 comprehensively.
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 (8)
1. The utility model provides a rubber tube gas tightness detection device which characterized in that: the rubber tube sealing device comprises a detection box (1), a fixing clamp (2) and a sealing and stretching mechanism (3), wherein the fixing clamp (2) for fixing a plurality of rubber tubes (4) simultaneously is installed in the detection box (1), the plurality of rubber tubes (4) are uniformly distributed along the length direction of the detection box (1), and the sealing and stretching mechanism (3) for sealing two ends of each rubber tube (4) is installed on two inner walls of the detection box (1) along the length direction;
the plugging and stretching mechanism (3) comprises sinking grooves (30) which are formed in two inner walls along the length direction of the detection box (1), sinking plates (31) are connected in the sinking grooves (30) in a sliding manner, dragging grooves (32) are formed in the sinking plates (31), dragging plates (33) are connected in the dragging grooves (32) in a sliding manner, connecting frames (35) are installed on the end faces, close to the rubber tubes (4), of the dragging plates (33) through electric telescopic rods (34) which are symmetrically arranged along the length direction of the rubber tubes, each connecting frame (35) consists of fixing rings which are uniformly arranged along the length direction of the detection box (1) and connecting rods which connect two adjacent fixing rings, the fixing rings correspond to the rubber tubes (4) one by one, annular seats (36) are installed on the end faces, close to the rubber tubes (4), of the fixing rings through fixing rods which are uniformly arranged along the circumferential direction of the fixing rings, and abutting fixing discs (37) are rotationally connected in the annular seats (36), the end face of the abutting disc (37) close to the rubber tube (4) is provided with a hollow column (38) concentric with the rubber tube, the abutting disc (37) is provided with a circular hole groove which has the same inner diameter as the hollow column (38) and is communicated with the hollow column, a connecting cylinder (39) is arranged in the circular hole groove, the connecting cylinder (39) penetrates through the abutting disc (37), the end faces of the connecting cylinders (39) on the same side along the length direction of the detection box (1) far away from the abutting disc (37) are jointly provided with a driving plate (301), the connecting cylinder (39) is rotatably connected with the driving plate (301), two annular seats (36) at the edge are respectively provided with an ear seat (302), the two ear seats (302) are symmetrically arranged, the ear seats (302) are provided with sliding grooves which are in sliding connection with the driving plate (301), the end face of the connecting cylinder (39) close to the hollow column (38) is provided with a squeezing head (303), and the squeezing head (303) consists of a conical column and a cylinder fixedly connected with the conical column, the diameter of the conical column is gradually increased from the hollow column (38) to the fixing disc (37), the side wall of the hollow column (38) is connected with push rods (304) which are uniformly distributed along the circumferential direction in a sliding mode, an arc-shaped abutting plate (305) is installed on the end face, far away from the hollow column (38), of each push rod (304), the arc-shaped abutting plate (305) is connected with the side wall of the hollow column (38) through a return spring (306), air supply pipes (307) which are uniformly distributed are connected to the driving plate (301) on one side in a rotating mode, the air supply pipes (307) penetrate through the driving plate (301) and are communicated with corresponding connecting cylinders (39), and communicating grooves (308) which are used for communicating the air supply pipes (307) with the rubber pipes (4) are formed in the connecting cylinders (39) and the hollow column (38).
2. The rubber tube airtightness detection device according to claim 1, wherein: the end face, close to the abutting disc (37), of the arc abutting plate (305) is provided with L-shaped sliding rods (310), and sliding grooves (311) which are evenly distributed along the circumferential direction of the abutting disc (37) and are connected with the L-shaped sliding rods (310) in a sliding mode are formed in the abutting disc (37).
3. The rubber tube airtightness detection device according to claim 1, wherein: support solid dish (37) and keep away from the terminal surface of rubber tube (4) and install ring gear (370), install axis of rotation (371) on annular seat (36), fixed cover is equipped with gear (372) with ring gear (370) looks meshing on axis of rotation (371), connects through sprocket chain drive between axis of rotation (371) with one side.
4. The rubber tube airtightness detection device according to claim 1, wherein: the end face, far away from the abutting disc (37), of the inner wall of the hollow column (38) is provided with a telescopic spring rod (380), the telescopic end of the telescopic spring rod (380) is provided with an abutting disc (381), the end face, far away from the abutting disc (37), of the inner wall of the hollow column (38) is provided with guide wheels (382) which are uniformly distributed along the circumferential direction, the end face, far away from the abutting disc (37), of the inner wall of the hollow column (38) is provided with an annular pull plate (384) through abutting springs which are uniformly distributed along the circumferential direction, the abutting disc (381) is provided with pulling ropes (383) which are uniformly distributed along the circumferential direction, the pulling ropes (383) bypass the guide wheels (382) and are connected with the annular pull plate (384), the side wall of the hollow column (38) is provided with limit grooves (385) which are uniformly distributed along the circumferential direction, the side wall of the annular pull plate (384) is provided with lug plates which are uniformly distributed along the circumferential direction and are connected with the limit grooves (385) in a sliding mode, the end face, far away from the abutting disc (37), of the arc abutting plate (305) is provided with a connecting groove (386), the hinge groove (386) is rotatably connected with a clamp plate (387), and the clamp plate (387) is connected with the lug plate through a hinged abutting rod (388).
5. The rubber tube airtightness detection device according to claim 1, wherein: an annular groove is formed in the end face, close to the rubber pipe (4), of the abutting disc (37), and an annular sealing gasket (373) for sealing the rubber pipe (4) and the abutting disc (37) is installed in the annular groove.
6. The rubber tube airtightness detection device according to claim 1, wherein: fixing fixture (2) are by installing bracing piece (20) that just are the matrix and arrange at detection case (1) inboard diapire and constitute, support bar (20) top of arranging along detection case (1) width direction installs down cassette (21) jointly, deflector (22) of symmetrical arrangement are all installed at two tops of detection case (1) width direction, slidable mounting has lifting rod (23) between corresponding deflector (22) of detection case (1) length direction, set up on deflector (22) and lifting rod (23) sliding connection's lifting groove, install jointly on two lifting rod (23) and carry out last cassette (24) of evenly arranging along its length direction, go up cassette (24) and all install the card seat (25) of fixing to rubber tube (4) with the opposite face of lower cassette (21).
7. The rubber tube airtightness detection device according to claim 6, wherein: corrugated grooves are formed in opposite surfaces of the clamping seats (25) on the upper side and the lower side, and are used for clamping and limiting the rubber pipe (4).
8. The rubber tube airtightness detection device according to claim 6, wherein: go up cassette (24) slip cover and establish on carrying pull rod (23), and link board (201) through the area between two adjacent going up cassette (24) and be connected, one of them is close to last cassette (24) top of detection case (1) lateral wall and installs fixed block (202) along last cassette (24) length direction symmetrical arrangement, all install stopper (203) on two carrying pull rods (23), the spring groove has been seted up on fixed block (202), install Contraband type frame (205) through extension spring (204) in the spring groove, Contraband type frame (205) are used for locking fixed block (202) and stopper (203).
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